/* ============================================================================
   FONT-FACE
   ============================================================================ */

@font-face {
  font-family: Lora;
  font-style: normal;
  font-weight: 400 600;
  font-display: swap;
  src: url("fonts/lora-latin-ext.woff2") format("woff2");
  unicode-range:
    U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304,
    U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB,
    U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: Lora;
  font-style: normal;
  font-weight: 400 600;
  font-display: swap;
  src: url("fonts/lora-latin.woff2") format("woff2");
  unicode-range:
    U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC,
    U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212,
    U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: Raleway;
  font-style: normal;
  font-weight: 300 600;
  font-display: swap;
  src: url("fonts/raleway-latin-ext.woff2") format("woff2");
  unicode-range:
    U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304,
    U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB,
    U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: Raleway;
  font-style: normal;
  font-weight: 300 600;
  font-display: swap;
  src: url("fonts/raleway-latin.woff2") format("woff2");
  unicode-range:
    U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC,
    U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212,
    U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Space Mono";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/space-mono-latin-400.woff2") format("woff2");
  unicode-range:
    U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC,
    U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212,
    U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Space Mono";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("fonts/space-mono-latin-700.woff2") format("woff2");
  unicode-range:
    U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC,
    U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212,
    U+2215, U+FEFF, U+FFFD;
}

/* ============================================================================
   DESIGN TOKENS (:root)
   ============================================================================ */

:root {
  --bg-primary: #f2ede4;
  --bg-secondary: #ebe6dc;
  --bg-accent: #e4ded4;
  --bg-card: #faf7f2;
  --text-primary: #2d2a26;
  --text-secondary: #5c5854;
  --text-muted: #696460;
  --accent-primary: #6b4e37;
  --accent-hover: #5a4030;
  --accent-light: rgba(107, 78, 55, 0.08);
  --border-primary: #81796e;
  --border-subtle: #c8c0b4;
  --border-card: #2d2a26;
  --text-on-accent: #fff;
  --surface-caution: #fff8e1;
  --status-pending: #b8860b;
  --status-pending-bg: rgba(255, 193, 7, 0.15);
  --status-pending-border: rgba(255, 193, 7, 0.3);
  --status-review: #b45309;
  --status-released: #047857;
  --status-success: #16a34a;
  --status-warning: #d97706;
  --status-warning-strong: #92400e;
  --badge-new-bg: rgba(107, 78, 55, 0.1);
  --badge-new-border: rgba(107, 78, 55, 0.2);
  --inline-code-bg: rgba(107, 78, 55, 0.1);
  --category-ai: #4338ca;
  --category-ai-bg: rgba(99, 102, 241, 0.12);
  --category-productivity: #047857;
  --category-productivity-bg: rgba(16, 185, 129, 0.12);
  --category-journaling: #0f766e;
  --category-journaling-bg: rgba(20, 184, 166, 0.12);
  --category-dev: #b45309;
  --category-dev-bg: rgba(245, 158, 11, 0.12);
  --category-content: #be185d;
  --category-content-bg: rgba(236, 72, 153, 0.12);
  --category-thinking: var(--accent-primary);
  --category-thinking-bg: rgba(107, 78, 55, 0.12);
  --callout-tip: #047857;
  --callout-tip-bg: rgba(16, 185, 129, 0.08);
  --callout-note: #1d4ed8;
  --callout-note-bg: rgba(59, 130, 246, 0.08);
  --callout-warning: #b45309;
  --callout-warning-bg: rgba(245, 158, 11, 0.08);
  --callout-important: #7c3aed;
  --callout-important-bg: rgba(139, 92, 246, 0.08);
  --callout-caution: #dc2626;
  --callout-caution-bg: rgba(239, 68, 68, 0.08);
  --shadow-card-rest: 6px 6px 0 var(--text-primary);
  --shadow-card-hover: 4px 3px 0 var(--text-primary);
  --shadow-media: 6px 6px 0 var(--text-primary);
  --shadow-media-hover: 4px 3px 0 var(--text-primary);
  --shadow-focus:
    0 0 0 3px var(--bg-primary), 0 0 0 5px var(--accent-primary);
  --shadow-floating: 3px 3px 0 var(--text-primary);
  --shadow-decorative: 2px 2px 0 var(--text-primary);
  --shadow-action-rest: 5px 5px 0 var(--text-primary);
  --shadow-action-hover: 3px 2px 0 var(--text-primary);
  --shadow-action-press: 3px 2px 0 var(--text-primary);
  --font-serif: "Lora", Georgia, serif;
  --font-sans: "Raleway", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "Space Mono", ui-monospace, SFMono-Regular, monospace;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.75rem;
  --font-size-hero: 3.5rem;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-section: 8rem;
  --spacing-hero: 8rem;
  /* Content measure — the width .container caps to, and the same rail the
     nav toggle and the overlay's link column align to. Widened to 1080px
     in the min-width: 1600px tier. */
  --content-max: 880px;
  --line-height-tight: 1.3;
  --line-height-normal: 1.7;
  --line-height-relaxed: 1.9;
  --letter-spacing-tight: -0.02em;
  --letter-spacing-normal: 0;
  --letter-spacing-wide: 0.02em;
  --radius-card: 3px;
  --radius-control: 4px;
  --radius-inline: 2px;
  --radius-media: 3px;
  --radius-status: 0;
  --radius-action: 4px;
  --radius-pill: 999px;
  --radius-circle: 50%;
  --motion-duration: 120ms;
  --motion-easing: ease-out;
  --transition-fast: 150ms ease-out;
  --transition-base: 250ms ease-out;
  --transition-slow: 300ms ease-out;
}

@media (prefers-color-scheme: dark) {
  html:not([data-theme]) {
    --bg-primary: #0a0a09;
    --bg-secondary: #131312;
    --bg-accent: rgba(255, 255, 255, 0.07);
    --bg-card: rgba(255, 255, 255, 0.035);
    --text-primary: #f1ece3;
    --text-secondary: #c9c2b8;
    --text-muted: #aaa39a;
    --accent-primary: #60a5fa;
    --accent-hover: #8bc0ff;
    --accent-light: rgba(96, 165, 250, 0.18);
    --border-primary: rgba(255, 255, 255, 0.28);
    --border-subtle: rgba(255, 255, 255, 0.09);
    --border-card: rgba(255, 255, 255, 0.09);
    --text-on-accent: #07111e;
    --surface-caution: rgba(251, 191, 36, 0.08);
    --status-pending: #fde047;
    --status-pending-bg: rgba(253, 224, 71, 0.12);
    --status-pending-border: rgba(253, 224, 71, 0.32);
    --status-review: #fbbf24;
    --status-released: #6ee7b7;
    --status-success: #4ade80;
    --status-warning: #fbbf24;
    --status-warning-strong: #fcd34d;
    --badge-new-bg: rgba(96, 165, 250, 0.15);
    --badge-new-border: rgba(96, 165, 250, 0.34);
    --inline-code-bg: rgba(255, 255, 255, 0.08);
    --category-ai: #a5b4fc;
    --category-ai-bg: rgba(165, 180, 252, 0.14);
    --category-productivity: #6ee7b7;
    --category-productivity-bg: rgba(110, 231, 183, 0.14);
    --category-journaling: #5eead4;
    --category-journaling-bg: rgba(94, 234, 212, 0.14);
    --category-dev: #fbbf24;
    --category-dev-bg: rgba(251, 191, 36, 0.14);
    --category-content: #f9a8d4;
    --category-content-bg: rgba(249, 168, 212, 0.14);
    --category-thinking: #93c5fd;
    --category-thinking-bg: rgba(147, 197, 253, 0.14);
    --callout-tip: #6ee7b7;
    --callout-tip-bg: rgba(110, 231, 183, 0.12);
    --callout-note: #93c5fd;
    --callout-note-bg: rgba(147, 197, 253, 0.12);
    --callout-warning: #fbbf24;
    --callout-warning-bg: rgba(251, 191, 36, 0.12);
    --callout-important: #c4b5fd;
    --callout-important-bg: rgba(196, 181, 253, 0.12);
    --callout-caution: #fca5a5;
    --callout-caution-bg: rgba(252, 165, 165, 0.12);
    --syntax-bg: transparent;
    --syntax-text: #d8dee9;
    --syntax-comment: #9da7b3;
    --syntax-keyword: #ff7b72;
    --syntax-string: #a5d6ff;
    --syntax-title: #d2a8ff;
    --syntax-number: #79c0ff;
    --syntax-attr: #7ee787;
    --syntax-built-in: #ffa657;
    --shadow-card-rest:
      inset 0 0 0 1px rgba(255, 255, 255, 0.04),
      0 12px 34px rgba(0, 0, 0, 0.28);
    --shadow-card-hover:
      inset 0 0 0 1px rgba(255, 255, 255, 0.07),
      0 0 26px rgba(96, 165, 250, 0.4);
    --shadow-media:
      inset 0 0 0 1px rgba(255, 255, 255, 0.05),
      0 18px 50px rgba(0, 0, 0, 0.45);
    --shadow-media-hover:
      inset 0 0 0 1px rgba(255, 255, 255, 0.08),
      0 0 26px rgba(96, 165, 250, 0.4);
    --shadow-focus:
      0 0 0 3px var(--bg-primary), 0 0 0 5px var(--accent-primary);
    --shadow-floating:
      inset 0 0 0 1px rgba(255, 255, 255, 0.05),
      0 10px 30px rgba(0, 0, 0, 0.42);
    --shadow-decorative: inset 0 -1px 0 rgba(255, 255, 255, 0.16);
    --shadow-action-rest: inset 0 0 0 1px rgba(255, 255, 255, 0.16);
    --shadow-action-hover:
      inset 0 0 0 1px rgba(255, 255, 255, 0.2),
      0 0 26px rgba(96, 165, 250, 0.4);
    --shadow-action-press: inset 0 2px 0 rgba(0, 0, 0, 0.35);
  }
}

/* ============================================================================
   RESET & BASE
   ============================================================================ */

html {
  color-scheme: light;
  scroll-behavior: smooth;
  font-size: 16px;
}
@media (prefers-color-scheme: dark) {
  html:not([data-theme]) {
    color-scheme: dark;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  ::after,
  ::before {
    animation-duration: 0s !important;
    transition-duration: 0s !important;
  }
}
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: var(--line-height-relaxed);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
/* Japanese line-breaking: keep CJK runs whole, allow breaks anywhere else */
html[lang="ja"] body {
  word-break: keep-all;
  overflow-wrap: anywhere;
}
.skip-to-content {
  position: absolute;
  top: -100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent-primary);
  color: var(--text-on-accent);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: 0 0 var(--radius-action) var(--radius-action);
  text-decoration: none;
  font-weight: 500;
  font-size: var(--font-size-sm);
  z-index: 1000;
  transition: top var(--transition-fast);
}
.skip-to-content:focus {
  top: 0;
  outline: 0;
}
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
:focus {
  outline: 2px solid var(--accent-primary);
  outline-offset: 2px;
}
:focus:not(:focus-visible) {
  outline: 0;
}
:focus-visible {
  outline: 2px solid var(--accent-primary);
  outline-offset: 3px;
  border-radius: var(--radius-control);
}

/* ============================================================================
   NAVIGATION & HEADER
   ============================================================================ */

.container {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: var(--spacing-lg);
}
header {
  position: static;
  text-align: center;
  padding: var(--spacing-md) 0 var(--spacing-md);
}
.header-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xs);
}
.header-logo a {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  text-decoration: none;
  color: inherit;
  transition: opacity var(--transition-base);
}
.header-logo a:hover {
  opacity: 0.8;
}
.logo-icon {
  width: 44px;
  height: 44px;
  object-fit: contain;
  opacity: 0.9;
}
.site-title {
  font-family: var(--font-serif);
  font-size: var(--font-size-3xl);
  font-weight: 500;
  color: var(--text-primary);
  letter-spacing: var(--letter-spacing-tight);
  margin: 0;
}
header .tagline {
  font-family: var(--font-sans);
  font-size: var(--font-size-lg);
  font-weight: 300;
  color: var(--text-secondary);
  margin-top: var(--spacing-xs);
  letter-spacing: var(--letter-spacing-wide);
}
/* Hamburger nav (2026-08-01, synced from app/original.css): toggle fixed
   at the top right of the content rail; opening it covers the whole viewport
   with a fullscreen overlay — large-type links over a slow Ken Burns
   gradient backdrop. CSS-only <details> disclosure; the only close
   affordance is the toggle itself (an X floating above the overlay).
   Esc-to-close is a known, accepted limitation of the no-JS approach.
   NOTE: never give .header-nav / .nav-menu a transform, filter, or
   contain — any of those would become the containing block for the
   position: fixed overlay and break the fullscreen layout. */
.header-nav {
  position: fixed;
  top: var(--spacing-sm);
  /* Ride the content rail instead of the viewport edge: on wide screens the
     toggle lands on .container's outer (border-box) right edge, so the
     toggle and the overlay's link column share one column. (100% -
     content-max) / 2 alone is that edge — --spacing-lg is already folded
     into content-max's centering, so adding it again would double-count
     the padding and shift the toggle inward. % on a fixed element resolves
     against the ICB, and max() keeps the old viewport-edge inset once the
     rail gets narrower than that. */
  right: max(var(--spacing-sm), calc((100% - var(--content-max)) / 2));
  z-index: 100;
}
.nav-menu {
  position: relative;
}
.nav-menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  /* Above the fullscreen .nav-menu-panel (z-index: 1) so the X stays
     visible and clickable while the overlay is open. */
  position: relative;
  z-index: 2;
  width: 44px;
  height: 44px;
  cursor: pointer;
  list-style: none;
  background: var(--bg-card);
  border: 2px solid var(--text-primary);
  border-radius: var(--radius-control);
  box-shadow: var(--shadow-action-rest);
  transition:
    background-color var(--motion-duration) var(--motion-easing),
    box-shadow var(--motion-duration) var(--motion-easing),
    transform var(--motion-duration) var(--motion-easing);
  -webkit-tap-highlight-color: transparent;
}
.nav-menu-toggle::-webkit-details-marker {
  display: none;
}
.nav-menu-toggle::marker {
  content: '';
}
.nav-menu-toggle:hover {
  background: var(--accent-light);
}
.nav-menu-toggle:active {
  transform: translate(2px, 3px);
  box-shadow: var(--shadow-action-press);
}
.nav-menu-icon {
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 18px;
}
.nav-menu-icon span {
  display: block;
  height: 2px;
  background: var(--text-primary);
  transition:
    transform var(--motion-duration) var(--motion-easing),
    opacity var(--motion-duration) var(--motion-easing);
}
.nav-menu[open] .nav-menu-icon span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-menu[open] .nav-menu-icon span:nth-child(2) {
  opacity: 0;
}
.nav-menu[open] .nav-menu-icon span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}
/* Fullscreen overlay backdrop, split across the details element's own
   pseudo-elements. They live OUTSIDE the <details> content subtree —
   Chrome keeps closed content alive via content-visibility and skips its
   style recalc, so animations on elements inside the panel play only on
   the first open. Pseudos on .nav-menu[open] are created and destroyed
   with the attribute, so the Ken Burns animation restarts on every open.
   ::before is the instantly-opaque base (--bg-card would be translucent
   in dark mode and let the page text bleed through); ::after is the
   gradient layer that fades in and slowly grows above it. Both paint
   below the panel (z 0 < 1) and the toggle (z 2). */
.nav-menu[open]::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  background: var(--bg-primary);
}
.nav-menu[open]::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(ellipse at 30% 20%, var(--accent-light) 0%, transparent 60%),
    linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
  transform-origin: center;
  animation: nav-kenburns 6s var(--motion-easing) both;
}
/* Fullscreen overlay panel — transparent, the backdrop pseudos above
   provide the surface. justify-content is declared twice: `safe center`
   keeps the top items reachable when the list overflows (short
   viewports); browsers without the `safe` keyword fall back to center.
   The box spans the viewport (no content-measure cap): the links are
   centred on the screen, both axes, which is the usual reading of a
   fullscreen overlay and keeps the eye in one place regardless of window
   width. The backdrop is painted separately by .nav-menu[open]::before /
   ::after (also inset: 0 boxes), so panel geometry never affects it.
   text-align (not align-items: center) does the centring, so nothing here
   depends on the items' own width; the rows keep their measure via the
   .nav-menu-panel > li rule below. */
.nav-menu-panel {
  position: fixed;
  inset: 0;
  z-index: 1;
  padding: calc(44px + 2 * var(--spacing-sm)) var(--spacing-lg) var(--spacing-lg);
  list-style: none;
  display: flex;
  flex-direction: column;
  justify-content: center;
  justify-content: safe center;
  gap: var(--spacing-xs);
  overflow-y: auto;
  text-align: center;
}
@keyframes nav-kenburns {
  from {
    opacity: 0;
    transform: scale(1);
  }
  to {
    opacity: 1;
    transform: scale(1.08);
  }
}
/* Page behind the overlay must not scroll while the menu is open. */
body:has(.nav-menu[open]) {
  overflow: hidden;
}
/* Keyboard focus containment (no-JS focus trap): everything behind the
   opaque overlay leaves the tab order via visibility — hidden elements
   are unfocusable, and unlike display, a descendant can restore
   visibility, so the nav itself stays visible and operable. Without this,
   Tab would walk invisible links behind the overlay. Browsers without
   :has() keep the previous (pre-overlay) behavior. */
body:has(.nav-menu[open]) .skip-to-content,
body:has(.nav-menu[open]) .container {
  visibility: hidden;
}
body:has(.nav-menu[open]) .header-nav {
  visibility: visible;
}
.header-nav li {
  margin: 0;
  opacity: 0;
}
/* The panel spans the viewport so the labels centre on the screen, but the
   rows keep the content rail's measure: a flex item would otherwise stretch
   edge to edge and take the hover band with it — a 2000px-wide tint behind a
   short label on a wide monitor. .lang-switcher is excluded because it shrinks
   to its own label via align-self, which an explicit width would defeat. */
.nav-menu-panel > li:not(.lang-switcher) {
  width: min(100%, var(--content-max));
  margin-inline: auto;
}
.nav-menu[open] .nav-menu-panel li {
  animation: nav-item-in 0.4s var(--motion-easing) both;
}
/* Stagger: 10 nav links + the lang switcher revealed top to bottom.
   nth-child keeps the delays in CSS — no extra classes in the markup. */
.header-nav li:nth-child(1) { animation-delay: 0.05s; }
.header-nav li:nth-child(2) { animation-delay: 0.09s; }
.header-nav li:nth-child(3) { animation-delay: 0.13s; }
.header-nav li:nth-child(4) { animation-delay: 0.17s; }
.header-nav li:nth-child(5) { animation-delay: 0.21s; }
.header-nav li:nth-child(6) { animation-delay: 0.25s; }
.header-nav li:nth-child(7) { animation-delay: 0.29s; }
.header-nav li:nth-child(8) { animation-delay: 0.33s; }
.header-nav li:nth-child(9) { animation-delay: 0.37s; }
.header-nav li:nth-child(10) { animation-delay: 0.41s; }
.header-nav li:nth-child(11) { animation-delay: 0.45s; }
@keyframes nav-item-in {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.header-nav a {
  display: block;
  font-family: var(--font-sans);
  /* Display type for the fullscreen overlay; JA labels wrap via Budoux +
     keep-all instead of the old nowrap dropdown behavior. The fluid term
     also tracks viewport height so all 11 items fit a 768px-tall laptop
     screen without scrolling. */
  font-size: clamp(1.375rem, min(5vw, 3.6vh), 2.5rem);
  line-height: var(--line-height-tight);
  color: var(--text-secondary);
  text-decoration: none;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-control);
  transition:
    color var(--transition-base),
    background-color var(--transition-base);
  white-space: normal;
}
.header-nav a:hover {
  color: var(--accent-primary);
  background-color: var(--accent-light);
}
.header-nav a[aria-current="page"] {
  color: var(--accent-primary);
  font-weight: 500;
}
/* The separator above the language switch. align-self shrinks this one item
   to its label and centres it, so the rule sits under the centred list
   instead of stretching edge to edge across the viewport; the inline
   padding lets it read as a divider rather than an underline. */
.header-nav .lang-switcher {
  align-self: center;
  margin-top: var(--spacing-xs);
  padding-top: var(--spacing-xs);
  padding-inline: var(--spacing-lg);
  border-top: 1px solid var(--border-subtle);
}
.header-nav .lang-switcher a {
  font-weight: 500;
  color: var(--text-muted);
}
.header-nav .lang-switcher a:hover {
  color: var(--accent-primary);
}
@media (prefers-reduced-motion: reduce) {
  .nav-menu-toggle,
  .nav-menu-icon span {
    transition: none;
  }
  .nav-menu-toggle:active {
    transform: none;
    box-shadow: var(--shadow-action-press);
  }
  /* The global 0s-duration rule doesn't reset animation-delay, so the
     staggered items would sit at opacity: 0 for their delay — clear the
     animations outright and show everything immediately. Selectors mirror
     the [open]-scoped animation rules so they win on specificity. */
  .nav-menu[open]::after,
  .nav-menu[open] .nav-menu-panel li,
  .header-nav li {
    animation: none;
    opacity: 1;
    transform: none;
  }
}
.feature-badge {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.125rem 0.5rem;
  border-radius: var(--radius-pill);
  margin-left: var(--spacing-xs);
  vertical-align: middle;
  letter-spacing: 0.02em;
}
.feature-badge.pending {
  background-color: var(--status-pending-bg);
  color: var(--status-pending);
  border: 1px solid var(--status-pending-border);
}
.feature-badge.new {
  background-color: var(--badge-new-bg);
  color: var(--accent-primary);
  border: 1px solid var(--badge-new-border);
}

/* ============================================================================
   TYPOGRAPHY & LAYOUT BASE
   ============================================================================ */

main {
  padding: 0;
}
section {
  margin-bottom: var(--spacing-section);
}
h1,
h2 {
  font-family: var(--font-serif);
  font-size: var(--font-size-2xl);
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: var(--spacing-lg);
  letter-spacing: var(--letter-spacing-tight);
  line-height: var(--line-height-tight);
  text-wrap: balance;
}
h3 {
  font-family: var(--font-serif);
  font-size: var(--font-size-xl);
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
  letter-spacing: var(--letter-spacing-tight);
  text-wrap: balance;
}
p {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-md);
}

/* ============================================================================
   HERO
   ============================================================================ */

.hero {
  text-align: center;
  padding: var(--spacing-sm) 0 var(--spacing-lg);
}
/* Tagline cap chosen so the EN hero copy's longest line stays on one line
   inside the 880px column (~48px is the wrap threshold) — keeping the CTA
   above the fold at 1366×768 (2026-07-31 requirement). */
.hero-tagline {
  font-family: var(--font-serif);
  font-size: clamp(2.25rem, 5vw, 3rem);
  font-weight: 400;
  color: var(--text-primary);
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  letter-spacing: -0.03em;
  text-wrap: balance;
}
/* The dimming used to come from opacity: 0.72 over --text-secondary, which
   composites to #86827c on the light page — 3.27:1, below the 4.5:1 that
   15px body text needs. --text-muted is the token that already means "one
   step quieter than body text" and passes on its own (5.01:1 light,
   7.94:1 dark), so the shade is a token now instead of a blend. */
.hero-fact {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
  max-width: 560px;
  margin: 0 auto var(--spacing-md);
  letter-spacing: 0.01em;
  text-wrap: balance;
}
.hero-subtitle {
  font-family: var(--font-sans);
  font-size: var(--font-size-lg);
  font-weight: 300;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto var(--spacing-md);
  line-height: var(--line-height-relaxed);
}
.hero-image {
  margin: var(--spacing-2xl) 0;
}
.hero-image img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-media);
  border: 2px solid var(--text-primary);
  box-shadow: var(--shadow-media);
}

/* Entrance animation keyframe + scroll-reveal states (hero/philosophy/flow/screenshot fadeUp; coming-soon/cta/faq-preview/workflow default to visible, JS adds .reveal-pending as a progressive-enhancement-only pre-reveal state) */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.hero {
  animation: fadeUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) both;
}
.philosophy {
  animation: fadeUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 150ms both;
}
.flow-section {
  animation: fadeUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.3s both;
}
.screenshot-section {
  animation: fadeUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.4s both;
}
.coming-soon-section,
.cta-section,
.faq-preview-section,
.workflow-section {
  transition:
    opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.coming-soon-section.reveal-pending,
.cta-section.reveal-pending,
.faq-preview-section.reveal-pending,
.workflow-section.reveal-pending {
  opacity: 0;
  transform: translateY(20px);
}
/* --border-primary at 0.5 rendered #bab3a9 — 1.78:1, far under the 3:1 that
   24px text needs. The glyphs are decorative (aria-hidden) but they are real
   text nodes, so the checker rates them as text and sighted low-vision
   readers still have to resolve them. --text-muted at 0.8 keeps the flourish
   visibly quieter than the copy around it (3.38:1 light, 5.38:1 dark). */
.hero-ornament {
  display: block;
  text-align: center;
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--text-muted);
  letter-spacing: 0.3em;
  margin-top: var(--spacing-lg);
  user-select: none;
  opacity: 0.8;
}

/* ============================================================================
   SECTIONS — PHILOSOPHY
   ============================================================================ */

.philosophy {
  padding: var(--spacing-2xl) 0;
  text-align: center;
}
.philosophy-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--spacing-lg);
  max-width: 780px;
  margin: 0 auto;
}
/* 4+ items (why.html) would orphan one card on a 3-column grid — use 2×2 instead */
.philosophy-list:has(> :nth-child(4)) {
  grid-template-columns: repeat(2, 1fr);
}
@media (max-width: 640px) {
  .philosophy-list:has(> :nth-child(4)) {
    grid-template-columns: 1fr;
  }
}
.philosophy-item {
  padding: var(--spacing-md);
  background: var(--bg-card);
  border: 2px solid var(--text-primary);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card-rest);
  transition:
    border-color 0.3s cubic-bezier(0.44, 0, 0.56, 1),
    box-shadow var(--motion-duration) var(--motion-easing),
    transform var(--motion-duration) var(--motion-easing);
  cursor: default;
}
.philosophy-item::before {
  display: none;
}
.philosophy-icon {
  width: 28px;
  height: 28px;
  margin: 0 auto var(--spacing-xs);
  color: var(--accent-primary);
}
.philosophy-icon svg {
  width: 100%;
  height: 100%;
}
.philosophy-item h3 {
  font-family: var(--font-serif);
  font-size: var(--font-size-xl);
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: var(--spacing-xs);
}
.philosophy-item p {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  margin: 0;
  line-height: var(--line-height-relaxed);
}
.section-label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-primary);
  background: var(--accent-light);
  padding: 3px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: var(--spacing-sm);
}

/* ============================================================================
   SECTIONS — FLOW
   ============================================================================ */

.flow-section {
  padding: var(--spacing-2xl) var(--spacing-lg);
  margin: 0 calc(-1 * var(--spacing-lg));
  margin-bottom: var(--spacing-section);
  text-align: center;
  background: var(--bg-secondary);
  border-radius: var(--radius-card);
  border: 2px solid var(--text-primary);
  box-shadow: var(--shadow-card-rest);
}
.flow-section h2 {
  font-family: var(--font-serif);
  font-size: var(--font-size-2xl);
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
  letter-spacing: var(--letter-spacing-wide);
}
.flow-description {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xl);
  max-width: 60ch;
  margin-left: auto;
  margin-right: auto;
}
.flow-section .philosophy-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-md);
  max-width: 820px;
}
.flow-item {
  position: relative;
  padding: var(--spacing-md);
  background: var(--bg-card);
  border-radius: var(--radius-card);
  border: 2px solid var(--text-primary);
  box-shadow: var(--shadow-card-rest);
  transition:
    border-color var(--transition-fast),
    box-shadow var(--motion-duration) var(--motion-easing);
}
.flow-icon {
  width: 24px;
  height: 24px;
  margin: 0 auto var(--spacing-xs);
  color: var(--accent-primary);
}
.flow-icon svg {
  width: 100%;
  height: 100%;
}
.flow-item p {
  text-wrap: balance;
}
.flow-arrow {
  display: none;
}
@media (min-width: 769px) {
  .flow-section .philosophy-list {
    position: relative;
  }
  .flow-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: var(--font-size-lg);
  }
}
@media (max-width: 768px) {
  .flow-section .philosophy-list {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 480px) {
  .flow-section .philosophy-list {
    grid-template-columns: 1fr;
  }
}

/* ============================================================================
   BUTTONS
   ============================================================================ */

.buttons {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
  justify-content: center;
  margin-top: var(--spacing-xl);
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5em;
  padding: 0.875rem 2rem;
  min-height: 52px;
  border-radius: var(--radius-action);
  text-decoration: none;
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: var(--font-size-base);
  letter-spacing: var(--letter-spacing-wide);
  cursor: pointer;
  border: 2px solid var(--text-primary);
  box-shadow: var(--shadow-action-rest);
  transition:
    background-color var(--motion-duration) var(--motion-easing),
    color var(--motion-duration) var(--motion-easing),
    border-color var(--motion-duration) var(--motion-easing),
    box-shadow var(--motion-duration) var(--motion-easing),
    transform var(--motion-duration) var(--motion-easing);
  -webkit-tap-highlight-color: transparent;
}
.btn-primary {
  background: var(--text-primary);
  color: var(--text-on-accent);
  position: relative;
  overflow: hidden;
}
.btn-primary::after {
  content: none;
}
.btn-primary:hover {
  background: var(--accent-hover);
  color: var(--text-on-accent);
}
.btn-primary:active {
  color: var(--text-on-accent);
}
.btn:active {
  transform: translate(2px, 3px);
  box-shadow: var(--shadow-action-press);
}
.btn:focus-visible {
  box-shadow: var(--shadow-action-rest), var(--shadow-focus);
}
@media (prefers-reduced-motion: reduce) {
  .btn,
  .btn-primary::after,
  .coming-soon-list li,
  .flow-item,
  .philosophy-item,
  .workflow-list li {
    transition: none;
  }
  .btn:active {
    transform: none;
    box-shadow: var(--shadow-action-press);
  }
}
.btn-secondary {
  background: var(--bg-card);
  color: var(--text-secondary);
  border-color: var(--text-primary);
}
.btn-secondary:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  background: var(--accent-light);
}
.btn-secondary:active {
  color: var(--accent-primary);
}

/* Hero inline link + global anchor defaults */
.hero-link {
  text-align: center;
  margin-top: var(--spacing-sm);
}
.hero-link a {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.hero-link a:hover {
  color: var(--accent-primary);
}
a {
  color: var(--accent-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  transition: color var(--transition-fast);
}
a:hover {
  color: var(--accent-hover);
}

/* ============================================================================
   SECTIONS — SCREENSHOT / VIDEO EMBED
   ============================================================================ */

.screenshot-section {
  text-align: center;
  padding: var(--spacing-2xl) 0;
}
.screenshot-section img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-media);
  border: 2px solid var(--text-primary);
  box-shadow: var(--shadow-media);
  transition:
    box-shadow var(--motion-duration) var(--motion-easing),
    transform var(--motion-duration) var(--motion-easing);
}
@media (prefers-reduced-motion: reduce) {
  .screenshot-section img {
    transition: none;
  }
}
.video-container {
  position: relative;
  width: calc(100% + 2 * var(--spacing-lg));
  margin-left: calc(-1 * var(--spacing-lg));
  margin-right: calc(-1 * var(--spacing-lg));
  padding-bottom: 56.25%;
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-media);
  background: var(--bg-secondary);
  border: 2px solid var(--text-primary);
}
.video-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}
@media (min-width: 1200px) {
  .video-container {
    width: calc(100% + 200px);
    margin-left: -100px;
    margin-right: -100px;
  }
}
.screenshot-caption {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-top: var(--spacing-lg);
  font-style: italic;
  letter-spacing: var(--letter-spacing-wide);
}

/* ============================================================================
   ACCORDION (Changelog / FAQ preview cards)
   ============================================================================ */

.changelog-accordion {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  max-width: 800px;
  margin: 0 auto;
}
.accordion-item {
  background: var(--bg-card);
  border: 2px solid var(--text-primary);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card-rest);
  transition:
    border-color 0.3s cubic-bezier(0.4, 0, 0.2, 1),
    box-shadow var(--motion-duration) var(--motion-easing),
    background-color 0.3s cubic-bezier(0.4, 0, 0.2, 1),
    transform var(--motion-duration) var(--motion-easing);
}
.accordion-item[open] {
  background: var(--bg-card);
  box-shadow: var(--shadow-card-rest);
}
.accordion-item.latest {
  border-color: var(--accent-primary);
  border-width: 2px;
}
.accordion-item.latest[open] {
  box-shadow: var(--shadow-card-rest);
}
.accordion-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) var(--spacing-lg);
  cursor: pointer;
  list-style: none;
  user-select: none;
  transition: background 0.2s ease;
}
.accordion-header::-webkit-details-marker {
  display: none;
}
.accordion-header:hover {
  background: var(--accent-light);
}
.accordion-title {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  flex: 1;
  min-width: 0;
}
.accordion-icon {
  position: relative;
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  border-radius: var(--radius-circle);
  background: var(--bg-secondary);
  transition:
    background-color 0.3s ease,
    transform 0.3s ease;
}
.accordion-icon::after,
.accordion-icon::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--accent-primary);
  border-radius: var(--radius-inline);
  transition: transform 0.3s ease;
}
.accordion-icon::before {
  width: 10px;
  height: 2px;
  transform: translate(-50%, -50%);
}
.accordion-icon::after {
  width: 2px;
  height: 10px;
  transform: translate(-50%, -50%);
}
.accordion-item[open] .accordion-icon {
  background: var(--accent-primary);
  transform: rotate(180deg);
}
.accordion-item[open] .accordion-icon::after,
.accordion-item[open] .accordion-icon::before {
  background: var(--text-on-accent);
}
.accordion-item[open] .accordion-icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
}
.accordion-version {
  font-family: var(--font-mono);
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.01em;
  white-space: nowrap;
}
.accordion-version.accordion-icon-svg {
  display: flex;
  align-items: center;
}
.accordion-version.accordion-icon-svg svg {
  vertical-align: middle;
}
.accordion-highlight {
  font-family: var(--font-sans);
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.faq-category-header {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-primary);
  padding: var(--spacing-md) 0 var(--spacing-xs) 0;
  margin-top: var(--spacing-md);
}
.faq-category-header:first-child {
  margin-top: 0;
}
.accordion-status {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 600;
  padding: 4px 0;
  border: 0;
  border-block: 2px solid currentColor;
  border-radius: var(--radius-status);
  background: transparent;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
  flex-shrink: 0;
}
.accordion-status.review,
.accordion-status.under-review {
  color: var(--status-review);
}
.accordion-status.released {
  color: var(--status-released);
}
.accordion-content {
  padding: var(--spacing-xs) var(--spacing-lg) var(--spacing-lg);
  animation: slideDown 0.3s ease;
}
@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.changelog-theme {
  font-family: var(--font-serif);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--spacing-lg);
  padding: var(--spacing-md);
  border-left: 3px solid var(--accent-primary);
  background: var(--accent-light);
  border-radius: 0 var(--radius-card) var(--radius-card) 0;
}
.wax-seal-accent {
  width: 36px;
  height: 36px;
  vertical-align: middle;
  opacity: 0.7;
  margin-left: 0.4em;
}
.changelog-group {
  margin-bottom: var(--spacing-md);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--bg-secondary);
  border-radius: var(--radius-card);
}
.changelog-group:last-child {
  margin-bottom: 0;
}
.changelog-group-title {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-primary);
  margin-bottom: var(--spacing-xs);
  padding-bottom: var(--spacing-xs);
  border-bottom: 1px solid var(--border-subtle);
}
.changelog-features {
  list-style: none;
  padding: 0;
  margin: 0;
}
.accordion-content > .changelog-features {
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--bg-secondary);
  border-radius: var(--radius-card);
}
.changelog-features li {
  display: flex;
  align-items: baseline;
  gap: var(--spacing-xs);
  padding: 6px 0;
  border-bottom: 1px solid var(--border-subtle);
  transition:
    padding 0.15s ease,
    margin 0.15s ease,
    background-color 0.15s ease,
    border-radius 0.15s ease;
}
.changelog-features li:last-child {
  border-bottom: none;
}
.changelog-features li:hover {
  padding-left: var(--spacing-xs);
  background: var(--accent-light);
  margin: 0 calc(-1 * var(--spacing-xs));
  padding-right: var(--spacing-xs);
  border-radius: var(--radius-control);
}
.changelog-features strong {
  font-family: var(--font-sans);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-primary);
}
@media (min-width: 641px) {
  .changelog-features strong {
    white-space: nowrap;
  }
}
.changelog-features span {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  line-height: 1.4;
}
.changelog-features kbd {
  font-family: var(--font-mono);
}
.changelog-features code {
  font-family: var(--font-mono);
  font-size: 0.8em;
  background: var(--inline-code-bg);
  padding: 1px 5px;
  border-radius: var(--radius-inline);
  color: var(--accent-primary);
}
@media (max-width: 640px) {
  .accordion-header {
    padding: var(--spacing-sm) var(--spacing-md);
    flex-wrap: wrap;
    gap: var(--spacing-xs);
  }
  .accordion-title {
    flex-wrap: wrap;
  }
  .accordion-version ~ .accordion-highlight {
    width: 100%;
    order: 3;
    padding-left: 28px;
    margin-top: 4px;
  }
  .accordion-icon + .accordion-highlight {
    white-space: normal;
    overflow: visible;
    text-overflow: unset;
  }
  .accordion-status {
    font-size: 0.6rem;
    padding: 3px 8px;
  }
  .accordion-content {
    padding: var(--spacing-xs) var(--spacing-md) var(--spacing-sm);
  }
  .changelog-group {
    padding: var(--spacing-xs) var(--spacing-sm);
  }
  .changelog-features li {
    flex-direction: column;
    gap: 2px;
  }
}

/* ============================================================================
   SECTIONS — COMING SOON
   ============================================================================ */

.coming-soon-section {
  text-align: center;
  padding: var(--spacing-2xl) var(--spacing-lg);
  margin: 0 calc(-1 * var(--spacing-lg));
  margin-bottom: var(--spacing-section);
  background: var(--bg-secondary);
  border-radius: var(--radius-card);
  border: 2px solid var(--text-primary);
  box-shadow: var(--shadow-card-rest);
}
.coming-soon-section h2 {
  font-family: var(--font-serif);
  font-size: var(--font-size-xl);
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: var(--spacing-xs);
}
.coming-soon-status {
  font-size: var(--font-size-sm);
  color: var(--accent-primary);
  font-weight: 500;
  margin-bottom: var(--spacing-lg);
  display: inline-block;
  padding: 4px 0;
  border: 0;
  border-block: 2px solid currentColor;
  border-radius: var(--radius-status);
  background: transparent;
}
.coming-soon-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
  max-width: 760px;
  margin: 0 auto;
  text-align: left;
}
.coming-soon-list--spaced {
  margin-top: 2rem;
}
.coming-soon-list li {
  padding: var(--spacing-sm);
  background: var(--bg-card);
  border: 2px solid var(--text-primary);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card-rest);
  transition:
    border-color 0.3s cubic-bezier(0.44, 0, 0.56, 1),
    box-shadow var(--motion-duration) var(--motion-easing),
    transform var(--motion-duration) var(--motion-easing);
  cursor: default;
}
.coming-soon-list strong {
  display: block;
  font-family: var(--font-sans);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
}
.coming-soon-list span {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  line-height: 1.4;
}
@media (max-width: 640px) {
  .coming-soon-list {
    grid-template-columns: 1fr;
  }
}

/* ============================================================================
   SECTIONS — WORKFLOW
   ============================================================================ */

.workflow-section {
  text-align: center;
  padding: var(--spacing-2xl) 0;
}
.workflow-section h2 {
  font-family: var(--font-serif);
  font-size: var(--font-size-xl);
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: var(--spacing-lg);
}
.workflow-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
  max-width: 760px;
  margin: 0 auto;
  text-align: left;
}
.workflow-list li {
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--bg-card);
  border: 2px solid var(--text-primary);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card-rest);
  transition:
    border-color 0.3s cubic-bezier(0.44, 0, 0.56, 1),
    box-shadow var(--motion-duration) var(--motion-easing),
    transform var(--motion-duration) var(--motion-easing);
  cursor: default;
}
.workflow-list strong {
  display: block;
  font-family: var(--font-sans);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}
.workflow-list .workflow-for {
  display: block;
  font-size: 0.7rem;
  color: var(--accent-primary);
  font-weight: 500;
  margin-bottom: 4px;
}
.workflow-list span:not(.workflow-for) {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  line-height: 1.4;
}
@media (max-width: 640px) {
  .workflow-list {
    grid-template-columns: 1fr;
  }
}

/* Video context caption (workflow embed) */
.video-context {
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-bottom: var(--spacing-sm);
}

/* ============================================================================
   SECTIONS — FAQ PREVIEW
   ============================================================================ */

.faq-preview-section {
  text-align: center;
  padding: var(--spacing-2xl) 0;
  margin-bottom: var(--spacing-section);
}
.faq-preview-section h2 {
  font-family: var(--font-serif);
  font-size: var(--font-size-xl);
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: var(--spacing-lg);
}
.faq-preview-section .changelog-accordion {
  max-width: 600px;
  margin: 0 auto;
  text-align: left;
}
.faq-more-link {
  margin-top: var(--spacing-md);
  font-size: var(--font-size-sm);
}
.faq-more-link a {
  color: var(--accent-primary);
  text-decoration: none;
  font-weight: 500;
}
.faq-more-link a:hover {
  text-decoration: underline;
}

/* ============================================================================
   TABS (feature tour / FAQ tab container)
   ============================================================================ */

.tab-container {
  margin-bottom: var(--spacing-lg);
  scroll-margin-top: 80px;
}
.tab-container input[type="radio"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}
.tab-nav {
  display: flex;
  flex-wrap: nowrap;
  gap: var(--spacing-xs);
  justify-content: center;
  margin-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: var(--spacing-xs);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.tab-nav::-webkit-scrollbar {
  display: none;
}
.tab-nav label {
  padding: var(--spacing-xs) var(--spacing-sm);
  font-family: var(--font-sans);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  border-radius: var(--radius-control);
  border: 1px solid transparent;
  border-bottom-width: 2px;
  transition:
    color var(--transition-fast),
    background var(--transition-fast),
    border-color var(--transition-fast),
    box-shadow var(--motion-duration) var(--motion-easing);
  text-decoration: none;
  white-space: nowrap;
  flex-shrink: 0;
}
.tab-nav label:hover {
  color: var(--text-primary);
  background: var(--bg-secondary);
}
#tab-dual:checked ~ .tab-nav label[for="tab-dual"],
#tab-git:checked ~ .tab-nav label[for="tab-git"],
#tab-keys:checked ~ .tab-nav label[for="tab-keys"],
#tab-markdown:checked ~ .tab-nav label[for="tab-markdown"],
#tab-modes:checked ~ .tab-nav label[for="tab-modes"],
#tab-notes:checked ~ .tab-nav label[for="tab-notes"],
#tab-storage:checked ~ .tab-nav label[for="tab-storage"],
#tab-view:checked ~ .tab-nav label[for="tab-view"] {
  color: var(--accent-primary);
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-bottom-color: var(--accent-primary);
  border-bottom-width: 2px;
  box-shadow: var(--shadow-decorative);
}
.tab-panel {
  display: none;
}
#tab-dual:checked ~ .tab-content .tab-panel-dual,
#tab-git:checked ~ .tab-content .tab-panel-git,
#tab-keys:checked ~ .tab-content .tab-panel-keys,
#tab-markdown:checked ~ .tab-content .tab-panel-markdown,
#tab-modes:checked ~ .tab-content .tab-panel-modes,
#tab-notes:checked ~ .tab-content .tab-panel-notes,
#tab-storage:checked ~ .tab-content .tab-panel-storage,
#tab-view:checked ~ .tab-content .tab-panel-view {
  display: block;
}
.tab-content {
  min-height: 280px;
}
.tab-panel section {
  margin-bottom: var(--spacing-md);
}
.tab-panel section:last-child {
  margin-bottom: 0;
}
.tab-panel .philosophy-list {
  gap: var(--spacing-sm);
}
.tab-panel .philosophy-item h3 {
  font-size: var(--font-size-base);
  margin-bottom: 0.25rem;
}
.tab-panel .philosophy-item p {
  font-size: var(--font-size-sm);
  margin: 0;
}
.tab-panel h2 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-sm);
}
.tab-panel > section > p {
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-sm);
}
.shortcuts-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-sm);
}
.shortcuts-table td,
.shortcuts-table th {
  padding: var(--spacing-xs) var(--spacing-sm);
  text-align: left;
  border-bottom: 1px solid var(--border-subtle);
}
.shortcuts-table th {
  font-family: var(--font-serif);
  font-weight: 500;
  color: var(--text-primary);
}
.shortcuts-table td {
  color: var(--text-secondary);
}
.shortcuts-table kbd {
  font-family: var(--font-sans);
  font-size: var(--font-size-sm);
  background: var(--bg-secondary);
  padding: 2px 6px;
  border-radius: var(--radius-inline);
  border: 1px solid var(--border-primary);
  box-shadow: var(--shadow-decorative);
}
.tab-panel {
  animation: fadeIn 0.2s ease-out;
}
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@media (prefers-reduced-motion: reduce) {
  .tab-panel {
    animation: none;
  }
}
@media (max-width: 768px) {
  .tab-nav-wrapper {
    position: relative;
  }
  .tab-nav-wrapper::after {
    content: "";
    position: absolute;
    right: 0;
    top: 0;
    bottom: var(--spacing-xs);
    width: 48px;
    background: linear-gradient(to right, transparent, var(--bg-primary));
    pointer-events: none;
  }
}
@media (max-width: 640px) {
  .tab-nav {
    justify-content: flex-start;
    padding-left: var(--spacing-sm);
    padding-right: var(--spacing-sm);
  }
  .tab-nav label {
    padding: var(--spacing-xs) var(--spacing-xs);
    font-size: 0.8rem;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
  }
}

/* ============================================================================
   FAQ LIST & DETAILS ACCORDION
   ============================================================================ */

.faq-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  max-width: 700px;
  margin: 0 auto;
}
.faq-item {
  background: var(--bg-card);
  border: 2px solid var(--text-primary);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card-rest);
  transition:
    border-color var(--transition-fast),
    box-shadow var(--motion-duration) var(--motion-easing);
}
.faq-item[open] {
  border-color: var(--accent-primary);
}
.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-sm) var(--spacing-md);
  cursor: pointer;
  list-style: none;
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  font-weight: 500;
  color: var(--text-primary);
  transition: color var(--transition-fast);
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item summary::after {
  content: "+";
  font-size: var(--font-size-xl);
  font-weight: 300;
  color: var(--text-muted);
  transition:
    transform var(--motion-duration) var(--motion-easing),
    color var(--transition-fast);
  flex-shrink: 0;
  margin-left: var(--spacing-sm);
}
.faq-item[open] summary::after {
  content: "−";
  color: var(--accent-primary);
}
.faq-item summary:hover {
  color: var(--accent-primary);
}
.faq-item summary:hover::after {
  color: var(--accent-primary);
}
.faq-answer {
  padding: 0 var(--spacing-md) var(--spacing-md);
  border-top: 1px solid var(--border-subtle);
  margin-top: 0;
  animation: faqFadeIn 0.2s ease-out;
}
@keyframes faqFadeIn {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@media (prefers-reduced-motion: reduce) {
  .faq-answer {
    animation: none;
  }
}
.faq-answer p:first-child {
  margin-top: var(--spacing-sm);
}
.faq-answer p:last-child {
  margin-bottom: 0;
}
.faq-answer ol,
.faq-answer ul {
  margin-top: var(--spacing-xs);
  padding-left: var(--spacing-lg);
  color: var(--text-secondary);
}
.faq-answer li {
  margin-bottom: var(--spacing-xs);
  line-height: var(--line-height-relaxed);
}
.faq-accordion code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background: var(--bg-secondary);
  padding: 0.1em 0.4em;
  border-radius: var(--radius-inline);
}
.faq-accordion kbd {
  font-family: var(--font-mono);
}
.faq-answer em {
  color: var(--text-muted);
  font-size: var(--font-size-sm);
}
.faq-answer strong {
  color: var(--text-primary);
}
.faq-category {
  font-family: var(--font-serif);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
  padding-bottom: var(--spacing-xs);
  border-bottom: 1px solid var(--border-subtle);
}
.faq-category:first-child {
  margin-top: 0;
}
@media (max-width: 640px) {
  .faq-item summary {
    padding: var(--spacing-sm);
    font-size: var(--font-size-sm);
    min-height: 44px;
  }
  .faq-answer {
    padding: 0 var(--spacing-sm) var(--spacing-sm);
  }
  .faq-answer ol,
  .faq-answer ul {
    padding-left: var(--spacing-md);
  }
}

/* ============================================================================
   TEMPLATES — SEARCH & FILTER
   ============================================================================ */

.template-search-input {
  display: block;
  width: 100%;
  max-width: 400px;
  margin: 0 auto var(--spacing-md);
  padding: 10px 16px;
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  color: var(--text-primary);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-control);
  outline: 0;
  transition:
    border-color var(--transition-fast),
    box-shadow var(--motion-duration) var(--motion-easing);
}
.template-search-input::placeholder {
  color: var(--text-muted);
}
.template-search-input:focus {
  border-color: var(--accent-primary);
  box-shadow: var(--shadow-focus);
}
.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  justify-content: center;
  margin-bottom: var(--spacing-xl);
}
.filter-btn {
  font-family: var(--font-sans);
  font-size: var(--font-size-sm);
  font-weight: 500;
  padding: 8px 20px;
  min-height: 44px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-subtle);
  background: var(--bg-accent);
  color: var(--text-secondary);
  cursor: pointer;
  transition:
    border-color var(--transition-fast),
    background-color var(--transition-fast),
    color var(--transition-fast);
}
.filter-btn:hover {
  border-color: var(--border-primary);
  background: var(--bg-secondary);
  color: var(--text-primary);
}
.filter-btn.active {
  background: var(--text-primary);
  color: var(--text-on-accent);
  border-color: var(--text-primary);
}
.filter-btn:focus-visible,
.template-card:focus-visible,
.tag-facet-btn:focus-visible,
.view-toggle-btn:focus-visible {
  outline-offset: 2px;
}
.template-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
  max-width: 960px;
  margin: 0 auto var(--spacing-xl);
}
@media (min-width: 640px) {
  .template-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 1024px) {
  .template-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ============================================================================
   TEMPLATES — CARDS
   ============================================================================ */

.template-card {
  background: var(--bg-card);
  border: 2px solid var(--text-primary);
  border-radius: var(--radius-card);
  padding: var(--spacing-md);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  box-shadow: var(--shadow-card-rest);
  transition:
    border-color var(--transition-fast),
    box-shadow var(--motion-duration) var(--motion-easing);
}
.template-card[data-category="ai"] {
  border-left-color: var(--category-ai);
}
.template-card[data-category="productivity"] {
  border-left-color: var(--category-productivity);
}
.template-card[data-category="journaling"] {
  border-left-color: var(--category-journaling);
}
.template-card[data-category="dev"] {
  border-left-color: var(--category-dev);
}
.template-card[data-category="content"] {
  border-left-color: var(--category-content);
}
.template-card[data-category="thinking"] {
  border-left-color: var(--category-thinking);
}
.template-card-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}
.category-badge {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.badge-ai {
  background: var(--category-ai-bg);
  color: var(--category-ai);
}
.badge-productivity {
  background: var(--category-productivity-bg);
  color: var(--category-productivity);
}
.badge-journaling {
  background: var(--category-journaling-bg);
  color: var(--category-journaling);
}
.badge-dev {
  background: var(--category-dev-bg);
  color: var(--category-dev);
}
.badge-content {
  background: var(--category-content-bg);
  color: var(--category-content);
}
.badge-thinking {
  background: var(--category-thinking-bg);
  color: var(--category-thinking);
}
.template-card-title {
  font-family: var(--font-serif);
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
  line-height: var(--line-height-tight);
}
.template-card-desc {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.5;
  flex: 1;
}
.template-card-actions {
  display: flex;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-xs);
}
.copy-btn {
  flex: 1;
  font-family: var(--font-sans);
  font-size: var(--font-size-sm);
  font-weight: 500;
  padding: 8px 12px;
  min-height: 44px;
  border: 2px solid var(--text-primary);
  border-radius: var(--radius-action);
  background: var(--accent-primary);
  color: var(--text-on-accent);
  cursor: pointer;
  transition: background var(--transition-fast);
}
.copy-btn:hover {
  background: var(--accent-hover);
}
.copy-btn.copied {
  background: var(--status-released);
}
.open-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  min-height: 44px;
  font-size: var(--font-size-base);
  border-radius: var(--radius-control);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  text-decoration: none;
  border: 1px solid var(--border-subtle);
  transition:
    background-color var(--transition-fast),
    color var(--transition-fast),
    border-color var(--transition-fast);
}
.open-btn:hover {
  background: var(--bg-accent);
  color: var(--text-primary);
  border-color: var(--border-primary);
  text-decoration: none;
}
.template-tag-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin: 6px 0 8px;
}
.template-tag-chip {
  display: inline-block;
  padding: 2px 8px;
  font-size: 11px;
  font-weight: 500;
  border-radius: var(--radius-pill);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
  line-height: 1.6;
}
.tag-facets {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 10px 0 4px;
  padding: 0 2px;
}
.tag-facet-btn {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 500;
  border-radius: var(--radius-pill);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
  cursor: pointer;
  transition:
    background var(--transition-fast),
    color var(--transition-fast),
    border-color var(--transition-fast);
}
.tag-facet-btn:hover {
  background: var(--bg-accent);
  color: var(--text-primary);
  border-color: var(--border-primary);
}
.tag-facet-btn.active {
  background: var(--accent-primary);
  color: var(--text-on-accent);
  border-color: var(--accent-primary);
}

/* ============================================================================
   TEMPLATES — BREADCRUMB & VIEWER BAR
   ============================================================================ */

.template-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.4em;
  font-family: var(--font-sans);
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  flex: 1;
  min-width: 0;
  overflow: hidden;
}
.template-breadcrumb .breadcrumb-current {
  color: var(--text-primary);
  font-weight: 500;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.template-breadcrumb a {
  color: var(--accent-primary);
  text-decoration: none;
  font-weight: 500;
}
.template-breadcrumb a:hover {
  text-decoration: underline;
}
.template-breadcrumb .breadcrumb-sep {
  color: var(--border-primary);
  user-select: none;
}
.template-summary-line {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  margin: -4px 0 16px;
  font-style: italic;
}
.template-view-toggle {
  position: relative;
  display: flex;
  flex-shrink: 0;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-pill);
  padding: 4px;
}
.template-view-toggle::before {
  content: "";
  position: absolute;
  top: 4px;
  left: 4px;
  width: 80px;
  height: calc(100% - 8px);
  background: var(--bg-card);
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-decorative);
  transition: transform var(--motion-duration) var(--motion-easing);
  z-index: 0;
}
.template-view-toggle.raw-active::before {
  transform: translateX(100%);
}
.view-toggle-btn {
  position: relative;
  z-index: 1;
  width: 80px;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  padding: 8px 0;
  border: none;
  border-radius: var(--radius-pill);
  background: 0 0;
  color: var(--text-muted);
  cursor: pointer;
  transition: color 0.2s ease;
  text-align: center;
  white-space: nowrap;
  letter-spacing: 0.01em;
}
.view-toggle-btn:hover {
  color: var(--text-secondary);
}
.view-toggle-btn.active {
  color: var(--text-primary);
}
.template-viewer-bar {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 16px 24px;
  background: var(--bg-card);
  border: 2px solid var(--text-primary);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-floating);
  margin-bottom: 16px;
  position: sticky;
  top: 0;
  z-index: 50;
  transition:
    box-shadow 0.2s ease,
    border-color 0.2s ease;
}
.template-viewer-bar.scrolled {
  box-shadow: var(--shadow-floating);
  border-color: var(--text-primary);
}
.template-viewer-back {
  font-family: var(--font-sans);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--accent-primary);
  text-decoration: none;
  white-space: nowrap;
}
.template-viewer-back:hover {
  text-decoration: underline;
}
.template-viewer-title {
  font-family: var(--font-serif);
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--text-primary);
}

/* ============================================================================
   TEMPLATES — VIEWER CONTENT (rendered markdown)
   ============================================================================ */

.template-viewer-content {
  background: var(--bg-card);
  border: 2px solid var(--text-primary);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card-rest);
  padding: var(--spacing-xl);
  margin-bottom: var(--spacing-md);
  line-height: var(--line-height-relaxed);
  color: var(--text-primary);
  overflow-x: auto;
  scroll-margin-top: 130px;
}
.template-viewer-content h1 {
  font-family: var(--font-serif);
  font-size: var(--font-size-3xl);
  font-weight: 600;
  margin: 0 0 var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 2px solid var(--border-subtle);
}
.template-viewer-content h2 {
  font-family: var(--font-serif);
  font-size: var(--font-size-2xl);
  font-weight: 600;
  margin: var(--spacing-xl) 0 var(--spacing-sm);
  padding-bottom: var(--spacing-xs);
  border-bottom: 1px solid var(--border-subtle);
}
.template-viewer-content h3 {
  font-family: var(--font-serif);
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin: var(--spacing-lg) 0 var(--spacing-xs);
}
.template-viewer-content p {
  margin: 0 0 var(--spacing-sm);
  color: var(--text-secondary);
  max-width: 72ch;
}
.template-viewer-content ol,
.template-viewer-content ul {
  padding-left: var(--spacing-lg);
  margin: 0 0 var(--spacing-sm);
  color: var(--text-secondary);
  max-width: 72ch;
}
.template-viewer-content li {
  margin-bottom: var(--spacing-xs);
  line-height: var(--line-height-relaxed);
}
.template-viewer-content .task-list {
  list-style: none;
  padding-left: 0;
}
.template-viewer-content .task-list-item {
  display: flex;
  align-items: baseline;
  gap: var(--spacing-xs);
}
.template-viewer-content .task-list-item input[type="checkbox"] {
  margin: 0;
  flex-shrink: 0;
}
.template-viewer-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 var(--spacing-md);
  font-size: var(--font-size-sm);
}
.template-viewer-content td,
.template-viewer-content th {
  padding: var(--spacing-xs) var(--spacing-sm);
  text-align: left;
  border: 1px solid var(--border-subtle);
}
.template-viewer-content th {
  background: var(--bg-secondary);
  font-weight: 600;
  color: var(--text-primary);
}
.template-viewer-content td {
  color: var(--text-secondary);
}
.template-viewer-content blockquote {
  margin: 0 0 var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  border-left: 4px solid var(--border-primary);
  background: var(--bg-secondary);
  border-radius: 0 var(--radius-inline) var(--radius-inline) 0;
  color: var(--text-secondary);
}
.template-viewer-content blockquote p:last-child {
  margin-bottom: 0;
}
.template-viewer-content .callout {
  border-radius: var(--radius-card);
  padding: var(--spacing-sm) var(--spacing-md);
}
.template-viewer-content .callout-label {
  text-transform: uppercase;
  font-size: var(--font-size-sm);
  letter-spacing: 0.04em;
}
.template-viewer-content .callout-tip {
  border-left-color: var(--callout-tip);
  background: var(--callout-tip-bg);
}
.template-viewer-content .callout-note {
  border-left-color: var(--callout-note);
  background: var(--callout-note-bg);
}
.template-viewer-content .callout-warning {
  border-left-color: var(--callout-warning);
  background: var(--callout-warning-bg);
}
.template-viewer-content .callout-important {
  border-left-color: var(--callout-important);
  background: var(--callout-important-bg);
}
.template-viewer-content .callout-caution {
  border-left-color: var(--callout-caution);
  background: var(--callout-caution-bg);
}
.template-viewer-content pre {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-inline);
  padding: var(--spacing-md);
  overflow-x: auto;
  margin: 0 0 var(--spacing-md);
  font-size: var(--font-size-sm);
  line-height: 1.5;
}
.template-viewer-content pre code {
  background: 0 0;
  padding: 0;
  border-radius: 0;
  font-size: inherit;
}
.template-viewer-content code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background: var(--bg-secondary);
  padding: 0.15em 0.4em;
  border-radius: var(--radius-inline);
}
.template-viewer-content .mermaid {
  text-align: center;
  margin: var(--spacing-md) 0;
  padding: var(--spacing-md);
  background: var(--bg-card);
  border: 2px solid var(--text-primary);
  border-radius: var(--radius-media);
}
.template-viewer-content img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-media);
}
.template-viewer-content hr {
  border: none;
  border-top: 1px solid var(--border-subtle);
  margin: var(--spacing-lg) 0;
}

/* ============================================================================
   TEMPLATES — VIEWER ACTIONS / ERROR / LOADING / NAV
   ============================================================================ */

.template-viewer-actions {
  display: flex;
  justify-content: center;
  padding: var(--spacing-md) 0;
}
.template-viewer-actions .copy-btn {
  min-width: 200px;
  padding: 10px 24px;
  font-size: var(--font-size-base);
}
.template-viewer-error {
  text-align: center;
  padding: var(--spacing-2xl) var(--spacing-lg);
  color: var(--text-secondary);
}
.template-viewer-error p {
  font-family: var(--font-serif);
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-md);
}
.template-viewer-error a {
  color: var(--accent-primary);
  font-weight: 500;
  text-decoration: none;
}
.template-viewer-error a:hover {
  text-decoration: underline;
}
.template-viewer-loading {
  text-align: center;
  padding: var(--spacing-2xl);
  color: var(--text-muted);
  font-size: var(--font-size-sm);
}
.template-viewer-nav {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  gap: 8px;
}
.template-nav-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-control);
  background: var(--bg-card);
  color: var(--text-secondary);
  font-size: var(--font-size-lg);
  cursor: pointer;
  transition:
    background-color 0.15s ease,
    color 0.15s ease,
    border-color 0.15s ease;
  padding: 0;
  line-height: 1;
  -webkit-user-select: none;
  user-select: none;
}
.template-nav-btn:hover:not(:disabled) {
  background: var(--bg-subtle);
  color: var(--accent-primary);
  border-color: var(--accent-primary);
}
.template-nav-btn:disabled {
  opacity: 0.3;
  cursor: default;
}
.template-nav-counter {
  font-family: var(--font-sans);
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  min-width: 48px;
  text-align: center;
  white-space: nowrap;
}
.template-nav-input {
  font-family: var(--font-sans);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-primary);
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-control);
  width: 48px;
  height: 32px;
  text-align: center;
  padding: 0 4px;
  -moz-appearance: textfield;
  appearance: textfield;
  transition:
    border-color var(--transition-fast),
    box-shadow var(--motion-duration) var(--motion-easing);
}
.template-nav-input::-webkit-inner-spin-button,
.template-nav-input::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
.template-nav-input:hover {
  border-color: var(--border-primary);
}
.template-nav-input:focus {
  outline: 0;
  border-color: var(--accent-primary);
  box-shadow: var(--shadow-focus);
  background: var(--bg-card);
}
.template-nav-total {
  font-family: var(--font-sans);
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  white-space: nowrap;
  margin-left: 2px;
}
.template-viewer-bar-bottom {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-md);
  background: var(--bg-card);
  border: 2px solid var(--text-primary);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-floating);
  margin-bottom: var(--spacing-sm);
}

/* Swipe transition states + edge-arrow / swipe-hint affordances */
.template-viewer-content {
  position: relative;
  touch-action: pan-y pinch-zoom;
  will-change: transform, opacity;
}
.template-viewer-content.swiping {
  transition: none;
  cursor: grabbing;
}
.template-viewer-content.snap-back {
  transition:
    transform 0.25s cubic-bezier(0.25, 0.46, 0.45, 0.94),
    opacity 0.25s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.template-viewer-content.slide-out-left {
  animation: slideOutLeft 0.2s ease-in forwards;
}
.template-viewer-content.slide-out-right {
  animation: slideOutRight 0.2s ease-in forwards;
}
.template-viewer-content.slide-in-left {
  animation: slideInLeft 0.25s ease-out forwards;
}
.template-viewer-content.slide-in-right {
  animation: slideInRight 0.25s ease-out forwards;
}
@keyframes slideOutLeft {
  from {
    opacity: 1;
    transform: translateX(0);
  }
  to {
    opacity: 0;
    transform: translateX(-60px);
  }
}
@keyframes slideOutRight {
  from {
    opacity: 1;
    transform: translateX(0);
  }
  to {
    opacity: 0;
    transform: translateX(60px);
  }
}
@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(60px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}
@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(-60px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}
@keyframes edge-arrow-hint {
  0% {
    opacity: 0;
  }
  30% {
    opacity: 0.5;
  }
  60% {
    opacity: 0.5;
  }
  100% {
    opacity: 0.15;
  }
}
.template-edge-arrow {
  position: fixed;
  top: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  z-index: 15;
  cursor: pointer;
  opacity: 0.15;
  transition: opacity 0.15s ease;
  animation: edge-arrow-hint 1.5s ease-out 0.5s both;
}
.template-raw-content {
  white-space: pre-wrap;
  word-wrap: break-word;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  padding: 0;
  margin: 0;
  background: 0 0;
  border: none;
}
.template-edge-arrow:hover {
  opacity: 1;
}
.template-edge-arrow.edge-prev {
  left: 0;
  width: calc((100vw - 880px) / 2);
  min-width: 120px;
  justify-content: flex-end;
  padding-right: 12px;
}
.template-edge-arrow.edge-next {
  right: 0;
  width: calc((100vw - 880px) / 2);
  min-width: 120px;
  justify-content: flex-start;
  padding-left: 12px;
}
.template-edge-arrow .edge-arrow-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-circle);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  font-size: 18px;
  box-shadow: var(--shadow-floating);
  transition:
    background-color 0.15s ease,
    color 0.15s ease,
    border-color 0.15s ease,
    transform var(--motion-duration) var(--motion-easing);
}
.template-edge-arrow:hover .edge-arrow-icon {
  background: var(--accent-primary);
  color: var(--text-on-accent);
  border-color: var(--accent-primary);
}
.template-edge-arrow[aria-disabled="true"] {
  pointer-events: none;
  opacity: 0 !important;
}
@media (max-width: 640px) {
  .template-edge-arrow {
    display: none;
  }
}
.template-swipe-hint {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  width: 28px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-pill);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  font-size: 16px;
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
  z-index: 10;
  box-shadow: var(--shadow-decorative);
}
.template-swipe-hint.hint-prev {
  left: 6px;
}
.template-swipe-hint.hint-next {
  right: 6px;
}
.template-swipe-hint.visible {
  opacity: 0.7;
}
.template-swipe-hint.active {
  opacity: 1;
  background: var(--accent-primary);
  color: var(--text-on-accent);
  border-color: var(--accent-primary);
}
@media (prefers-reduced-motion: reduce) {
  .template-viewer-content.slide-in-left,
  .template-viewer-content.slide-in-right,
  .template-viewer-content.slide-out-left,
  .template-viewer-content.slide-out-right {
    animation: none;
    opacity: 1;
    transform: none;
  }
  .template-viewer-content.snap-back {
    transition: none;
  }
  .template-swipe-hint {
    display: none;
  }
  .template-edge-arrow {
    animation: none;
    opacity: 0.15;
  }
}
@media (max-width: 640px) {
  .template-viewer-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0;
    padding: 8px 16px;
    border-radius: 0;
    margin-left: calc(-1 * var(--spacing-md));
    margin-right: calc(-1 * var(--spacing-md));
    border-left: none;
    border-right: none;
  }
  .template-breadcrumb {
    width: 100%;
    padding-bottom: 8px;
    margin-bottom: 8px;
    font-size: var(--font-size-xs);
    border-bottom: 1px solid var(--border-subtle);
  }
  .template-view-toggle {
    padding: 4px;
  }
  .view-toggle-btn {
    min-height: 44px;
    padding: 8px 12px;
    font-size: var(--font-size-xs);
  }
  .template-viewer-nav {
    margin-left: auto;
  }
  .template-nav-btn {
    width: 44px;
    height: 44px;
    font-size: var(--font-size-sm);
  }
  .template-nav-input {
    width: 44px;
    height: 44px;
    font-size: var(--font-size-xs);
  }
  .template-nav-total {
    font-size: var(--font-size-xs);
  }
  .template-viewer-content {
    padding: var(--spacing-md);
    border-radius: var(--radius-card);
  }
  .template-viewer-content h1 {
    font-size: var(--font-size-2xl);
  }
  .template-viewer-content h2 {
    font-size: var(--font-size-xl);
  }
  .template-viewer-content h3 {
    font-size: var(--font-size-lg);
  }
  .template-nav-counter {
    font-size: var(--font-size-xs);
    min-width: 36px;
  }
  .template-viewer-bar-bottom {
    padding: var(--spacing-xs) var(--spacing-sm);
  }
  .template-viewer-bar-bottom .template-nav-btn {
    width: 44px;
    height: 44px;
  }
  .template-viewer-bar-bottom .template-nav-input {
    width: 44px;
    height: 44px;
  }
}

/* ============================================================================
   SECTIONS — CTA
   ============================================================================ */

.cta-section {
  text-align: center;
  padding: var(--spacing-2xl) var(--spacing-lg);
  margin: var(--spacing-section) calc(-1 * var(--spacing-lg));
  border-radius: var(--radius-card);
  background: var(--bg-secondary);
  border: 2px solid var(--text-primary);
  box-shadow: var(--shadow-card-rest);
}
.cta-section h2 {
  font-family: var(--font-serif);
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-sm);
}
.cta-section p {
  max-width: 440px;
  margin: 0 auto var(--spacing-lg);
  font-size: var(--font-size-base);
  color: var(--text-secondary);
}

/* ============================================================================
   FOOTER
   ============================================================================ */

footer {
  text-align: center;
  padding: var(--spacing-2xl) 0 var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}
/* The 0.6 opacity used to sit on the whole block, so the wordmark rendered
   at #98948e — 2.58:1 for 14px text. The fade only ever needed to quiet the
   logo; the label carries its shade in --text-muted (5.01:1 light, 7.94:1
   dark) and the hover lift now targets the image alone. */
.footer-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-md);
}
.footer-brand img {
  width: 24px;
  height: 24px;
  opacity: 0.6;
  transition: opacity var(--transition-base);
}
.footer-brand:hover img {
  opacity: 0.8;
}
.footer-brand span {
  font-family: var(--font-serif);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-muted);
}
footer p {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}
footer a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}
footer a:hover {
  color: var(--accent-primary);
  text-decoration: underline;
}
.footer-nav {
  margin-bottom: var(--spacing-md);
}
.footer-nav ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  justify-content: center;
  align-items: center;
}
.footer-nav li {
  margin: 0;
}
.footer-nav a {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  text-decoration: none;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-control);
  transition:
    color var(--transition-fast),
    background-color var(--transition-fast);
}
.footer-nav a:hover {
  color: var(--accent-primary);
  background-color: var(--accent-light);
}
.footer-nav .lang-switcher {
  margin-left: var(--spacing-xs);
  padding-left: var(--spacing-xs);
  border-left: 1px solid var(--border-subtle);
}
.footer-nav .lang-switcher a {
  font-weight: 500;
  color: var(--text-muted);
}
.footer-nav .lang-switcher a:hover {
  color: var(--accent-primary);
}
@media (max-width: 768px) {
  .footer-nav ul {
    gap: var(--spacing-xs);
  }
  .footer-nav a {
    font-size: 0.75rem;
    padding: 0.5rem 0.4rem;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
  }
}

/* ============================================================================
   RESPONSIVE — GLOBAL BREAKPOINT OVERRIDES

   Breakpoint scale (documented 2026-07, Phase: design brush-up):
     max-width: 480px   — small phones (2 blocks)
     max-width: 640px   — phones (7 component-local blocks; pairs with
                          min-width: 641px as a deliberate min/max toggle)
     max-width: 768px   — tablets & below (pairs with min-width: 769px)
     min-width: 1024px / 1200px — desktop enhancements
     min-width: 1600px  — ultra-wide tier (load-bearing: widens containers)
   The scattered 640px component blocks are intentionally kept in place next
   to their components; consolidating them would reorder rules and risk
   cascade changes for no visual benefit.
   ============================================================================ */

@media (max-width: 768px) {
  :root {
    --spacing-section: 4rem;
    --spacing-hero: 5rem;
    --spacing-xl: 2.5rem;
    --spacing-2xl: 3rem;
  }
  .container {
    padding: var(--spacing-md);
  }
  .coming-soon-section,
  .flow-section {
    margin-left: calc(-1 * var(--spacing-md));
    margin-right: calc(-1 * var(--spacing-md));
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
  }
  .cta-section {
    margin-left: calc(-1 * var(--spacing-md));
    margin-right: calc(-1 * var(--spacing-md));
  }
  .video-container {
    width: calc(100% + 2 * var(--spacing-md));
    margin-left: calc(-1 * var(--spacing-md));
    margin-right: calc(-1 * var(--spacing-md));
  }
  /* Narrow screens: centered brand collides with the fixed corner toggle,
     so switch to the standard mobile pattern — logo left, hamburger right. */
  header {
    padding: var(--spacing-sm) 0 var(--spacing-sm);
    text-align: left;
  }
  .header-logo {
    justify-content: flex-start;
  }
  .header-logo a {
    gap: var(--spacing-sm);
  }
  .logo-icon {
    width: 36px;
    height: 36px;
  }
  .hero-tagline {
    font-size: var(--font-size-4xl);
  }
  /* Narrow screens: headline → CTA → detail. The subtitle moves below the
     buttons (flex order, content unchanged) so "Get the extension" stays
     above the fold on phones. */
  .hero {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  .hero > * {
    width: 100%;
  }
  .hero-subtitle {
    font-size: var(--font-size-base);
    order: 1;
    margin-top: var(--spacing-xs);
  }
  .hero-ornament {
    order: 2;
  }
  .buttons {
    flex-direction: column;
    align-items: center;
  }
  .btn {
    width: 100%;
    max-width: 300px;
  }
}
@media (max-width: 480px) {
  :root {
    --spacing-section: 2.5rem;
    --spacing-hero: 4rem;
    --spacing-xl: 2.25rem;
    --spacing-2xl: 2.5rem;
  }
  .container {
    padding: var(--spacing-sm);
  }
  .template-viewer-bar {
    margin-left: calc(-1 * var(--spacing-sm));
    margin-right: calc(-1 * var(--spacing-sm));
  }
  .coming-soon-section,
  .flow-section {
    margin-left: calc(-1 * var(--spacing-sm));
    margin-right: calc(-1 * var(--spacing-sm));
    padding-left: var(--spacing-sm);
    padding-right: var(--spacing-sm);
  }
  .cta-section {
    margin-left: calc(-1 * var(--spacing-sm));
    margin-right: calc(-1 * var(--spacing-sm));
  }
  .video-container {
    width: calc(100% + 2 * var(--spacing-sm));
    margin-left: calc(-1 * var(--spacing-sm));
    margin-right: calc(-1 * var(--spacing-sm));
  }
  .site-title {
    font-size: var(--font-size-2xl);
  }
  .hero-tagline {
    font-size: var(--font-size-3xl);
  }
  h2 {
    font-size: var(--font-size-xl);
  }
  .philosophy-list {
    gap: var(--spacing-sm);
  }
  footer p {
    flex-direction: column;
    gap: var(--spacing-sm);
  }
}
@media (min-width: 1600px) {
  /* Widening the measure moves .container, the nav toggle and the overlay's
     link column together — they all read --content-max. */
  :root {
    --content-max: 1080px;
  }
  /* 3.75rem keeps the EN copy's longest line on one line in the 1080px
     column; 5rem re-wrapped it and pushed the CTA below the fold. */
  .hero-tagline {
    font-size: 3.75rem;
  }
  .hero-subtitle {
    font-size: var(--font-size-xl);
    max-width: 600px;
  }
  .site-title {
    font-size: var(--font-size-4xl);
  }
  .philosophy-list {
    max-width: 900px;
  }
  .flow-section .philosophy-list {
    max-width: 1080px;
  }
  .screenshot-section img {
    max-width: 900px;
  }
  .template-edge-arrow.edge-next,
  .template-edge-arrow.edge-prev {
    width: calc((100vw - 1080px) / 2);
  }
}

/* ============================================================================
   PRINT
   ============================================================================ */

@media print {
  body {
    background: #fff;
    color: #000;
  }
  .buttons,
  .skip-to-content {
    display: none;
  }
  a {
    color: #000;
    text-decoration: underline;
  }
}

/* ============================================================================
   ANIMATIONS — STAGGER UTILITIES
   ============================================================================ */

@keyframes stagger-in {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.stagger {
  opacity: 0;
  animation: stagger-in 0.5s ease-out forwards;
}
.stagger-1 {
  animation-delay: 0s;
}
.stagger-2 {
  animation-delay: 0.1s;
}
.stagger-3 {
  animation-delay: 0.2s;
}
.stagger-4 {
  animation-delay: 0.3s;
}
.stagger-5 {
  animation-delay: 0.4s;
}
.stagger-6 {
  animation-delay: 0.5s;
}
.stagger-7 {
  animation-delay: 0.6s;
}
.stagger-8 {
  animation-delay: 0.7s;
}
@media (prefers-reduced-motion: reduce) {
  .stagger {
    opacity: 1;
    animation: none;
    transform: none;
  }
}

/* ============================================================================
   WELCOME PAGE
   ============================================================================ */

.welcome-hero {
  text-align: center;
  padding: var(--spacing-xl) 0 var(--spacing-md);
}
.welcome-hero h2 {
  font-family: var(--font-serif);
  font-size: var(--font-size-3xl);
  font-weight: 500;
  color: var(--text-primary);
  margin: 0 0 var(--spacing-xs);
  line-height: var(--line-height-tight);
}
.welcome-hero p {
  color: var(--text-secondary);
  font-size: var(--font-size-lg);
  line-height: var(--line-height-normal);
  margin: 0;
}
.welcome-body {
  max-width: 560px;
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}
.first-action {
  background: var(--surface-caution);
  border: 2px solid var(--text-primary);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card-rest);
  padding: var(--spacing-md) var(--spacing-lg);
  margin-bottom: var(--spacing-md);
}
.first-action-label {
  font-family: var(--font-sans);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--status-warning-strong);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  margin: 0 0 var(--spacing-xs);
  display: flex;
  align-items: center;
  gap: 6px;
}
.first-action-label svg {
  flex-shrink: 0;
  color: var(--status-warning-strong);
}
.first-action h3 {
  font-family: var(--font-serif);
  font-size: var(--font-size-xl);
  font-weight: 500;
  color: var(--text-primary);
  margin: 0 0 var(--spacing-xs);
}
.first-action p {
  color: var(--text-secondary);
  line-height: var(--line-height-normal);
  margin: 0 0 var(--spacing-xs);
}
.first-action .screenshot {
  margin: var(--spacing-sm) 0;
  text-align: center;
}
.first-action .screenshot img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-media);
  border: 2px solid var(--text-primary);
  box-shadow: var(--shadow-media);
  transition:
    transform var(--motion-duration) var(--motion-easing),
    box-shadow var(--motion-duration) var(--motion-easing);
  cursor: zoom-in;
}
.first-action .screenshot-fallback {
  display: none;
  padding: var(--spacing-md);
  background: var(--bg-secondary);
  border-radius: var(--radius-media);
  border: 1px dashed var(--border-primary);
  color: var(--text-muted);
  font-size: var(--font-size-sm);
}
.first-action .subtle-note {
  color: var(--text-muted);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-normal);
  margin: 0;
}
.welcome-cta {
  text-align: center;
  padding: var(--spacing-lg) var(--spacing-md);
  margin-bottom: var(--spacing-xl);
  background: var(--bg-card);
  border: 2px solid var(--text-primary);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card-rest);
}
.welcome-cta kbd {
  font-family: var(--font-mono);
  font-size: var(--font-size-lg);
  background: var(--bg-secondary);
  padding: 4px 12px;
  border-radius: var(--radius-inline);
  border: 1px solid var(--border-primary);
  box-shadow: var(--shadow-decorative);
  font-weight: 600;
}
.welcome-cta .cta-instruction {
  font-size: var(--font-size-xl);
  color: var(--text-primary);
  font-family: var(--font-serif);
  font-weight: 500;
  margin: 0 0 var(--spacing-xs);
}
.welcome-cta .cta-success {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  margin: 0;
}
.cta-success .success-marker {
  color: var(--status-success);
  font-weight: 600;
}
.ways-section {
  margin-bottom: var(--spacing-lg);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--border-subtle);
}
.ways-label {
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  margin: 0 0 var(--spacing-sm);
}
.way-card {
  background: var(--bg-card);
  border: 2px solid var(--text-primary);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card-rest);
  padding: var(--spacing-md) var(--spacing-lg);
  margin-bottom: var(--spacing-xs);
  display: flex;
  gap: var(--spacing-sm);
  align-items: flex-start;
  transition:
    border-color var(--transition-fast),
    box-shadow var(--motion-duration) var(--motion-easing);
}
.way-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--accent-primary);
}
.way-content h3 {
  font-family: var(--font-serif);
  font-size: var(--font-size-lg);
  font-weight: 500;
  color: var(--text-primary);
  margin: 0 0 2px;
}
.way-content p {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-normal);
  margin: 0;
}
.way-content kbd {
  font-family: var(--font-mono);
  font-size: 0.8em;
  background: var(--bg-secondary);
  padding: 2px 6px;
  border-radius: var(--radius-inline);
  border: 1px solid var(--border-primary);
  box-shadow: var(--shadow-decorative);
}
.welcome-details {
  margin-bottom: var(--spacing-xs);
}
.welcome-details summary {
  cursor: pointer;
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-control);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  font-weight: 500;
  list-style: none;
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  transition: background var(--transition-fast);
}
.welcome-details summary:hover {
  background: var(--bg-secondary);
}
.welcome-details summary::before {
  content: "\25B8";
  font-size: var(--font-size-sm);
  transition: transform var(--motion-duration) var(--motion-easing);
}
.welcome-details[open] summary::before {
  transform: rotate(90deg);
}
.welcome-details .detail-content {
  padding: var(--spacing-sm) var(--spacing-md);
  color: var(--text-secondary);
  line-height: var(--line-height-normal);
  font-size: var(--font-size-sm);
}
.welcome-details .detail-content ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.welcome-details .detail-content li {
  padding: 4px 0;
}
.welcome-details .detail-content li strong {
  color: var(--text-primary);
}
.icon-yes {
  color: var(--status-success);
  margin-right: 4px;
}
.icon-warn {
  color: var(--status-warning);
  margin-right: 4px;
}

/* ============================================================================
   GUIDE / HELP PAGE
   ============================================================================ */

.guide-section {
  margin: 3rem 0 1rem;
}
.guide-section > h2 {
  font-family: var(--font-serif);
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-sm);
}
.guide-intro {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  font-weight: 300;
  color: var(--text-secondary);
  margin: 0 0 var(--spacing-xl);
  line-height: var(--line-height-relaxed);
}
.guide-cards {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}
.guide-card {
  background: var(--bg-card);
  border: 2px solid var(--text-primary);
  border-radius: var(--radius-card);
  padding: var(--spacing-md);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  box-shadow: var(--shadow-card-rest);
  transition:
    border-color var(--transition-fast),
    box-shadow var(--motion-duration) var(--motion-easing);
}
@media (hover: hover) {
  .btn:hover {
    transform: translate(2px, 3px);
    box-shadow: var(--shadow-action-hover);
  }
  .accordion-item:hover {
    transform: translate(2px, 3px);
    box-shadow: var(--shadow-card-hover);
  }
  .first-action .screenshot img:hover,
  .screenshot-section img:hover {
    transform: translate(2px, 3px);
    box-shadow: var(--shadow-media-hover);
  }
  .template-edge-arrow:hover .edge-arrow-icon {
    transform: translate(2px, 3px);
    box-shadow: var(--shadow-decorative);
  }
}

@media (prefers-reduced-motion: reduce) {
  .accordion-item,
  .btn,
  .first-action .screenshot img,
  .screenshot-section img,
  .template-edge-arrow .edge-arrow-icon,
  .workflow-list li {
    transform: none !important;
  }
}
.guide-card h3 {
  font-family: var(--font-serif);
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
  line-height: var(--line-height-tight);
}
.guide-card p {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.5;
}
.guide-card code {
  font-size: var(--font-size-sm);
  background: var(--bg-secondary, var(--bg-card));
  border-radius: var(--radius-inline);
  padding: 0 0.2em;
}

/* ============================================================================
   DARK THEME — color/effect overrides only
   ============================================================================ */

@media (prefers-color-scheme: dark) {
  html:not([data-theme])
    :is(
      .hero-image img,
      .philosophy-item,
      .flow-section,
      .flow-item,
      .btn,
      .screenshot-section img,
      .video-container,
      .accordion-item,
      .coming-soon-section,
      .coming-soon-list li,
      .workflow-list li,
      .faq-item,
      .template-card,
      .copy-btn,
      .template-viewer-bar,
      .template-viewer-content,
      .template-viewer-content .mermaid,
      .template-viewer-bar-bottom,
      .cta-section,
      .first-action,
      .first-action .screenshot img,
      .welcome-cta,
      .way-card,
      .guide-card
    ) {
    border-color: var(--border-card);
  }
  html:not([data-theme]) .btn-primary,
  html:not([data-theme]) .filter-btn.active {
    color: var(--text-on-accent);
    background: var(--accent-primary);
    border-color: var(--accent-primary);
  }
  html:not([data-theme]) .template-card[data-category="ai"] {
    border-left-color: var(--category-ai);
  }
  html:not([data-theme]) .template-card[data-category="productivity"] {
    border-left-color: var(--category-productivity);
  }
  html:not([data-theme]) .template-card[data-category="journaling"] {
    border-left-color: var(--category-journaling);
  }
  html:not([data-theme]) .template-card[data-category="dev"] {
    border-left-color: var(--category-dev);
  }
  html:not([data-theme]) .template-card[data-category="content"] {
    border-left-color: var(--category-content);
  }
  html:not([data-theme]) .template-card[data-category="thinking"] {
    border-left-color: var(--category-thinking);
  }
  html:not([data-theme]) .template-viewer-content .hljs {
    color: var(--syntax-text);
    background: var(--syntax-bg);
  }
  html:not([data-theme]) .template-viewer-content .hljs-comment,
  html:not([data-theme]) .template-viewer-content .hljs-quote {
    color: var(--syntax-comment);
  }
  html:not([data-theme]) .template-viewer-content .hljs-keyword,
  html:not([data-theme]) .template-viewer-content .hljs-selector-tag,
  html:not([data-theme]) .template-viewer-content .hljs-subst {
    color: var(--syntax-keyword);
  }
  html:not([data-theme]) .template-viewer-content .hljs-string,
  html:not([data-theme]) .template-viewer-content .hljs-doctag,
  html:not([data-theme]) .template-viewer-content .hljs-regexp {
    color: var(--syntax-string);
  }
  html:not([data-theme]) .template-viewer-content .hljs-title,
  html:not([data-theme]) .template-viewer-content .hljs-section,
  html:not([data-theme]) .template-viewer-content .hljs-selector-id {
    color: var(--syntax-title);
  }
  html:not([data-theme]) .template-viewer-content .hljs-number,
  html:not([data-theme]) .template-viewer-content .hljs-literal,
  html:not([data-theme]) .template-viewer-content .hljs-type {
    color: var(--syntax-number);
  }
  html:not([data-theme]) .template-viewer-content .hljs-attr,
  html:not([data-theme]) .template-viewer-content .hljs-selector-class {
    color: var(--syntax-attr);
  }
  html:not([data-theme]) .template-viewer-content .hljs-built_in,
  html:not([data-theme]) .template-viewer-content .hljs-variable,
  html:not([data-theme]) .template-viewer-content .hljs-template-variable {
    color: var(--syntax-built-in);
  }
}