/* ==========================================================================
   cTerm site — design system
   --------------------------------------------------------------------------
   Catppuccin tokens (Mocha = dark default, Latte = light) exposed as CSS
   custom properties on `:root` and `:root[data-theme="latte"]`. The
   theme toggle in script.js just flips the data-theme attribute on
   <html>, and every component reads from var(--token).

   Brand direction: terminal-as-aesthetic. Sapphire→teal accents (Catppuccin
   sapphire/teal members) replace the default blue, with a `--accent-glow`
   token used for phosphor-style headings. IBM Plex Mono is the display
   face, Inter the body.
   ========================================================================== */

@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap");

:root {
  /* Catppuccin Mocha (dark) — default */
  --bg-base:       #1e1e2e;
  --bg-mantle:     #181825;
  --bg-crust:      #11111b;
  --bg-card:       #313244;
  --bg-card-hover: #45475a;
  --border:        #45475a;
  --border-strong: #585b70;
  --text-main:     #cdd6f4;
  --text-secondary:#bac2de;
  --text-muted:    #a6adc8;
  --text-faint:    #6c7086;
  --accent:        #74c7ec;        /* sapphire — cTerm primary signature */
  --accent-strong: #94e2d5;        /* teal — hover/active brighter shade */
  --accent-glow:   rgba(116, 199, 236, 0.40);  /* phosphor halo on display headings */
  --accent-warm:   #fab387;        /* peach — "filter active" automation feel */
  --accent-warn:   #f9e2af;        /* yellow */
  --accent-good:   #a6e3a1;        /* green */
  --accent-bad:    #f38ba8;        /* red */
  --shadow:        rgba(0, 0, 0, 0.40);

  /* Layout / typography */
  --container-w:   1100px;
  --radius-sm:     4px;
  --radius:        8px;
  --radius-lg:     12px;
  --gap-1:         4px;
  --gap-2:         8px;
  --gap-3:         12px;
  --gap-4:         16px;
  --gap-5:         24px;
  --gap-6:         32px;
  --gap-8:         48px;
  --gap-10:        64px;

  --font-sans: "Inter", "Pretendard", "Apple SD Gothic Neo", -apple-system,
    BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-display: "IBM Plex Mono", ui-monospace, "JetBrains Mono",
    "Cascadia Code", Consolas, monospace;
  --font-mono: ui-monospace, "JetBrains Mono", "Cascadia Code", "Fira Code",
    Consolas, "Courier New", monospace;
}

:root[data-theme="latte"] {
  /* Catppuccin Latte (light) */
  --bg-base:       #eff1f5;
  --bg-mantle:     #e6e9ef;
  --bg-crust:      #dce0e8;
  --bg-card:       #ffffff;
  --bg-card-hover: #e6e9ef;
  --border:        #bcc0cc;
  --border-strong: #9ca0b0;
  --text-main:     #4c4f69;
  --text-secondary:#5c5f77;
  --text-muted:    #6c6f85;
  --text-faint:    #8c8fa1;
  --accent:        #209fb5;        /* sapphire (latte) */
  --accent-strong: #179299;        /* teal (latte) */
  --accent-glow:   rgba(32, 159, 181, 0.18);  /* dialed back for light bg */
  --accent-warm:   #fe640b;
  --accent-warn:   #df8e1d;
  --accent-good:   #40a02b;
  --accent-bad:    #d20f39;
  --shadow:        rgba(76, 79, 105, 0.18);
}

/* ---------- reset / base ---------- */

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg-base);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

main { flex: 1; }

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 120ms ease;
}
a:hover { color: var(--accent-strong); text-decoration: underline; }

h1, h2, h3, h4 {
  margin: 0 0 var(--gap-3);
  line-height: 1.25;
  font-weight: 700;
  color: var(--text-main);
}
/* Display headings use IBM Plex Mono — tabular-figured monospace lends a
   terminal weight to the largest titles. h3/h4 stay sans for readability. */
h1, h2 {
  font-family: var(--font-display);
  font-feature-settings: "tnum", "ss01";
  font-weight: 600;
}
h1 { font-size: 2.25rem; letter-spacing: -0.02em; }
h2 { font-size: 1.5rem; letter-spacing: -0.01em; }
h3 { font-size: 1.15rem; }

p { margin: 0 0 var(--gap-3); color: var(--text-secondary); }

code, pre {
  font-family: var(--font-mono);
  font-size: 0.92em;
}
code {
  background: var(--bg-mantle);
  border: 1px solid var(--border);
  padding: 1px 5px;
  border-radius: var(--radius-sm);
  color: var(--accent-warm);
}
pre {
  background: var(--bg-mantle);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--gap-3) var(--gap-4);
  overflow-x: auto;
  margin: var(--gap-3) 0;
}
pre code {
  background: transparent;
  border: none;
  padding: 0;
  color: var(--text-main);
}

hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: var(--gap-6) 0;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--gap-3) 0;
  font-size: 0.95em;
}
th, td {
  border: 1px solid var(--border);
  padding: 6px 10px;
  text-align: left;
}
th {
  background: var(--bg-mantle);
  color: var(--text-main);
  font-weight: 600;
}

/* ---------- container ---------- */

.container {
  width: 100%;
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 var(--gap-5);
}

/* ---------- header / nav ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg-base) 92%, transparent);
  backdrop-filter: saturate(180%) blur(8px);
  -webkit-backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--gap-5);
  height: 56px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: var(--gap-2);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text-main);
  letter-spacing: -0.01em;
}
.nav-brand:hover { text-decoration: none; color: var(--text-main); }
.nav-brand .logo {
  width: 28px;
  height: 28px;
  border: 1.5px solid var(--accent);
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--accent);
  box-shadow: inset 0 0 0 1px transparent, 0 0 12px var(--accent-glow);
  transition: box-shadow 200ms ease, transform 200ms ease;
}
.nav-brand:hover .logo {
  box-shadow: inset 0 0 0 1px var(--accent), 0 0 20px var(--accent-glow);
  transform: translateY(-1px);
}

.nav-links {
  display: flex;
  gap: var(--gap-4);
  margin-left: var(--gap-3);
}
.nav-links a {
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 500;
  padding: 6px 4px;
  border-bottom: 2px solid transparent;
  transition: color 120ms ease, border-color 120ms ease;
}
.nav-links a:hover {
  color: var(--text-main);
  text-decoration: none;
}
.nav-links a[aria-current="page"] {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.nav-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: var(--gap-2);
}

.icon-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 600;
  transition: all 120ms ease;
}
.icon-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.lang-switch {
  display: inline-flex;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.lang-switch button {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  padding: 4px 10px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  font-family: var(--font-mono);
  transition: all 120ms ease;
}
.lang-switch button:hover { color: var(--text-main); }
.lang-switch button[aria-pressed="true"] {
  background: var(--accent);
  color: var(--bg-base);
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-main);
  width: 36px;
  height: 32px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 1.1rem;
}

/* ---------- buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--gap-2);
  padding: 10px 18px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-main);
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 150ms ease;
}
.btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  text-decoration: none;
}
.btn-primary {
  background: var(--accent);
  color: var(--bg-base);
  border-color: var(--accent);
}
.btn-primary:hover {
  background: var(--accent-strong);
  border-color: var(--accent-strong);
  color: var(--bg-base);
}
.btn-warm {
  background: var(--accent-warm);
  color: var(--bg-base);
  border-color: var(--accent-warm);
}
.btn-warm:hover {
  background: var(--accent-warm);
  border-color: var(--accent-warm);
  color: var(--bg-base);
  filter: brightness(1.08);
}

/* ---------- footer ---------- */

.site-footer {
  border-top: 1px solid var(--border);
  background: var(--bg-mantle);
  margin-top: var(--gap-10);
}
.site-footer .container {
  padding-top: var(--gap-6);
  padding-bottom: var(--gap-6);
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap-5);
  justify-content: space-between;
  align-items: center;
}
.footer-meta {
  color: var(--text-faint);
  font-size: 0.85rem;
}
.footer-links {
  display: flex;
  gap: var(--gap-4);
  font-size: 0.9rem;
}
.footer-links a { color: var(--text-secondary); }

.section { padding: var(--gap-8) 0; }
.section-tight { padding: var(--gap-6) 0; }

.placeholder {
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius);
  padding: var(--gap-5);
  color: var(--text-muted);
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.9rem;
}

/* ---------- hero ---------- */

.hero {
  padding: var(--gap-10) 0 var(--gap-8);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 40% at 20% 0%, color-mix(in srgb, var(--accent) 18%, transparent), transparent 70%),
    radial-gradient(ellipse 50% 50% at 90% 30%, color-mix(in srgb, var(--accent-warm) 12%, transparent), transparent 60%);
  pointer-events: none;
  z-index: 0;
}
.hero > .container { position: relative; z-index: 1; }

.eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: var(--gap-4);
}

.hero h1 {
  font-size: clamp(2rem, 4.5vw, 3.5rem);
  letter-spacing: -0.02em;
  margin-bottom: var(--gap-3);
  /* Phosphor halo — purely visual, the dark theme reads it as a soft glow,
     latte mode dials it down via the lighter --accent-glow value. */
  text-shadow: 0 0 24px var(--accent-glow);
}
.hero .lede {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 640px;
  margin-bottom: var(--gap-5);
}
/* The title's emphasis line takes the brand cyan + halo. Peach is reserved
   for "automation fired" surfaces (filter toast badge, FILTER button). */
.hero .accent-text {
  color: var(--accent);
  font-style: normal;
  text-shadow: 0 0 28px var(--accent-glow);
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap-3);
  margin-top: var(--gap-3);
}

.hero-meta {
  display: flex;
  gap: var(--gap-4);
  flex-wrap: wrap;
  margin-top: var(--gap-4);
  color: var(--text-faint);
  font-size: 0.85rem;
  font-family: var(--font-mono);
}
.hero-meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.hero-meta .dot {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--accent-good);
  box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent-good) 60%, transparent);
  animation: pulse-dot 2.4s ease-out infinite;
}
@keyframes pulse-dot {
  0%   { box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent-good) 50%, transparent); }
  70%  { box-shadow: 0 0 0 8px color-mix(in srgb, var(--accent-good) 0%, transparent); }
  100% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent-good) 0%, transparent); }
}
@media (prefers-reduced-motion: reduce) {
  .hero-meta .dot { animation: none; }
}

/* Hero "fake terminal" preview */
.hero-preview {
  margin-top: var(--gap-6);
  background: var(--bg-mantle);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: 0 18px 40px -20px var(--shadow);
  overflow: hidden;
  font-family: var(--font-mono);
}
.hero-preview .titlebar {
  display: flex;
  align-items: center;
  gap: var(--gap-2);
  padding: 8px 14px;
  background: var(--bg-crust);
  border-bottom: 1px solid var(--border);
  font-size: 0.78rem;
  color: var(--text-muted);
}
.hero-preview .titlebar .dots {
  display: inline-flex;
  gap: 6px;
  margin-right: var(--gap-2);
}
.hero-preview .titlebar .dots i {
  width: 11px;
  height: 11px;
  border-radius: 999px;
  background: var(--border-strong);
  display: inline-block;
}
.hero-preview .titlebar .dots i:nth-child(1) { background: var(--accent-bad); }
.hero-preview .titlebar .dots i:nth-child(2) { background: var(--accent-warn); }
.hero-preview .titlebar .dots i:nth-child(3) { background: var(--accent-good); }
.hero-preview .body {
  padding: var(--gap-4) var(--gap-5);
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--text-main);
  background: var(--bg-base);
}
.hero-preview .prompt { color: var(--accent); }
.hero-preview .cmd    { color: var(--text-main); }
.hero-preview .out    { color: var(--text-muted); display: block; }
.hero-preview .ok     { color: var(--accent-good); }
.hero-preview .warn   { color: var(--accent-warm); }
.hero-preview .toast {
  margin-top: var(--gap-3);
  border: 1px solid var(--accent-warm);
  background: color-mix(in srgb, var(--accent-warm) 10%, transparent);
  color: var(--text-main);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  display: flex;
  gap: 10px;
  align-items: flex-start;
}
.hero-preview .toast .badge {
  font-family: var(--font-display);
  font-size: 0.7rem;
  background: var(--accent-warm);
  color: var(--bg-base);
  padding: 1px 6px;
  border-radius: 4px;
  font-weight: 600;
  letter-spacing: 0.05em;
  flex-shrink: 0;
}

/* ----- live hero demo: staggered CSS entrance + caret + toast slide-in --- */

.hero-preview-live .body > .line,
.hero-preview-live .body > .toast {
  opacity: 0;
  transform: translateY(4px);
  animation: hp-line-in 320ms cubic-bezier(.2,.7,.3,1) forwards;
}
/* Stagger each line by 180ms after a small initial pause. The toast lands
   right after the WARN line; the trailing caret prompt comes last. */
.hero-preview-live .body > .line:nth-of-type(1) { animation-delay: .15s; }
.hero-preview-live .body > .line:nth-of-type(2) { animation-delay: .35s; }
.hero-preview-live .body > .line:nth-of-type(3) { animation-delay: .50s; }
.hero-preview-live .body > .line:nth-of-type(4) { animation-delay: .65s; }
.hero-preview-live .body > .line:nth-of-type(5) { animation-delay: .80s; }
.hero-preview-live .body > .line:nth-of-type(6) { animation-delay: 1.10s; }
.hero-preview-live .body > .line:nth-of-type(7) { animation-delay: 1.35s; }
.hero-preview-live .body > .line:nth-of-type(8) { animation-delay: 1.55s; }
.hero-preview-live .body > .toast {
  animation: hp-toast-in 600ms cubic-bezier(.16,1,.3,1) forwards;
  animation-delay: 1.85s;
  transform: translate(12px, 0);
  /* Faint inset glow + subtle outer accent rim once landed */
  box-shadow: inset 0 1px 0 color-mix(in srgb, var(--accent-warm) 30%, transparent),
              0 8px 24px -12px color-mix(in srgb, var(--accent-warm) 60%, transparent);
}
.hero-preview-live .body > .line.trailing { animation-delay: 2.40s; }

@keyframes hp-line-in {
  to { opacity: 1; transform: translateY(0); }
}
@keyframes hp-toast-in {
  0%   { opacity: 0; transform: translate(12px, 0) scale(0.985); }
  100% { opacity: 1; transform: translate(0, 0) scale(1); }
}

.hero-preview-live .caret {
  display: inline-block;
  width: 7px;
  height: 1em;
  background: var(--accent);
  vertical-align: text-bottom;
  margin-left: 6px;
  /* Begin blinking only after the prompt has landed (matches trailing delay). */
  animation: hp-caret 1.05s steps(2) infinite;
  animation-delay: 2.95s;
  box-shadow: 0 0 8px var(--accent-glow);
}
@keyframes hp-caret { 50% { background: transparent; box-shadow: none; } }

@media (prefers-reduced-motion: reduce) {
  .hero-preview-live .body > .line,
  .hero-preview-live .body > .toast {
    animation: none;
    opacity: 1;
    transform: none;
  }
  .hero-preview-live .caret { animation: none; }
}

/* ---------- scroll-in entrance (added by script.js initScrollIn) ---------- */

.scroll-in {
  opacity: 0;
  transform: translateY(14px);
  /* Stagger via --idx (set by script.js) — gives the grid a quick wave. */
  transition: opacity 480ms ease calc(40ms * var(--idx, 0)),
              transform 480ms cubic-bezier(.2,.7,.3,1) calc(40ms * var(--idx, 0));
}
.scroll-in.in-view {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  .scroll-in,
  .scroll-in.in-view {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ---------- features grid ---------- */

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--gap-4);
}
.feature {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--gap-4) var(--gap-4) var(--gap-5);
  transition: border-color 200ms ease, transform 200ms ease, box-shadow 200ms ease;
}
.feature:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px -16px var(--accent-glow);
}
.feature .icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: color-mix(in srgb, var(--accent) 14%, transparent);
  color: var(--accent);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: var(--gap-3);
}
.feature h3 {
  font-size: 1.05rem;
  margin-bottom: 6px;
}
.feature p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.93rem;
  line-height: 1.55;
}
.feature.warm .icon {
  background: color-mix(in srgb, var(--accent-warm) 14%, transparent);
  color: var(--accent-warm);
}

/* ---------- shells row ---------- */

.shells {
  display: flex;
  gap: var(--gap-3);
  flex-wrap: wrap;
  margin-top: var(--gap-4);
}
.shell-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 14px;
  font-family: var(--font-display);
  font-size: 0.82rem;
  color: var(--text-main);
  font-feature-settings: "tnum";
  transition: border-color 150ms ease, color 150ms ease;
}
.shell-chip:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ---------- download / system req ---------- */

.download-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: var(--gap-5);
  align-items: start;
}
.download-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--gap-5);
}
.download-card .meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap-3);
  margin-top: var(--gap-3);
  color: var(--text-muted);
  font-size: 0.85rem;
  font-family: var(--font-mono);
}
.requirements {
  background: var(--bg-mantle);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--gap-4) var(--gap-5);
}
.requirements ul {
  margin: 0;
  padding-left: 1.2em;
  color: var(--text-secondary);
}
.requirements li { margin: 4px 0; }
.verify-note {
  margin-top: var(--gap-4);
  font-size: 0.85rem;
  color: var(--text-muted);
}
.verify-note code {
  display: block;
  margin-top: var(--gap-2);
  padding: var(--gap-2) var(--gap-3);
  font-size: 0.82rem;
  white-space: pre-wrap;
}

/* ---------- FAQ ---------- */

.faq details {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--gap-3) var(--gap-4);
  margin-bottom: var(--gap-2);
}
.faq summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 1rem;
  color: var(--text-main);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  font-family: var(--font-mono);
  color: var(--text-muted);
  margin-left: var(--gap-3);
  transition: transform 150ms ease;
}
.faq details[open] summary::after { transform: rotate(45deg); color: var(--accent); }
.faq details[open] summary { color: var(--accent); }
.faq details p {
  margin: var(--gap-3) 0 0;
  color: var(--text-secondary);
}

/* ---------- docs hub ---------- */

.doc-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--gap-4);
  margin-top: var(--gap-5);
}
.doc-card {
  display: block;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--gap-4) var(--gap-4) var(--gap-5);
  color: var(--text-main);
  transition: border-color 150ms ease, transform 150ms ease;
}
.doc-card:hover {
  border-color: var(--accent);
  text-decoration: none;
  color: var(--text-main);
  transform: translateY(-2px);
}
.doc-card .label {
  display: inline-block;
  font-size: 0.7rem;
  font-family: var(--font-mono);
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}
.doc-card h3 {
  font-size: 1.05rem;
  margin-bottom: 6px;
  color: var(--text-main);
}
.doc-card p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.92rem;
}

.doc-card.coming-soon {
  border-style: dashed;
  opacity: 0.7;
  cursor: default;
}
.doc-card.coming-soon:hover {
  border-color: var(--border-strong);
  transform: none;
}

/* ---------- docs page (rendered MD) ---------- */

.docs-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: var(--gap-6);
  align-items: start;
}
.docs-toc {
  position: sticky;
  top: 72px;
  font-size: 0.9rem;
  max-height: calc(100vh - 96px);
  overflow-y: auto;
  padding-right: var(--gap-3);
  border-right: 1px solid var(--border);
}
.docs-toc h4 {
  /* paint() in docs-render.js replaces this with the doc's H1 text. The
     uppercase tracking gives it a section-label feel even when long. */
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0;
  text-transform: none;
  color: var(--text-main);
  margin: 0 0 var(--gap-3);
  padding-bottom: var(--gap-2);
  border-bottom: 1px solid var(--border);
  line-height: 1.35;
}
.docs-toc ol {
  list-style: none;
  padding: 0;
  margin: 0;
}
.docs-toc ol li { margin: 0; }
.docs-toc ol li.toc-h3 { padding-left: var(--gap-3); font-size: 0.85rem; }
.docs-toc a {
  display: block;
  padding: 4px 6px;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color 120ms ease, border-color 120ms ease;
}
.docs-toc a:hover { color: var(--text-main); }
.docs-toc a.active {
  color: var(--accent);
  border-left-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  box-shadow: 0 0 16px -4px var(--accent-glow);
}

.docs-content {
  min-width: 0;
  font-size: 1rem;
  line-height: 1.7;
}
.docs-content h1 {
  font-size: 2rem;
  margin-top: 0;
  margin-bottom: var(--gap-4);
}
.docs-content h2 {
  font-size: 1.4rem;
  margin-top: var(--gap-6);
  margin-bottom: var(--gap-3);
  padding-top: var(--gap-3);
  border-top: 1px solid var(--border);
}
.docs-content h3 {
  font-size: 1.1rem;
  margin-top: var(--gap-5);
  margin-bottom: var(--gap-2);
}
.docs-content h4 {
  font-size: 0.95rem;
  margin-top: var(--gap-4);
  margin-bottom: var(--gap-2);
  color: var(--accent-warm);
}
.docs-content blockquote {
  border-left: 3px solid var(--accent);
  margin: var(--gap-3) 0;
  padding: 4px var(--gap-4);
  color: var(--text-secondary);
  background: color-mix(in srgb, var(--accent) 6%, transparent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
.docs-content ul, .docs-content ol { padding-left: 1.4em; }
.docs-content li { margin: 4px 0; }
.docs-content table { font-size: 0.92rem; }

.docs-loading {
  padding: var(--gap-5);
  text-align: center;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* ---------- responsive (extends earlier block) ---------- */

@media (max-width: 960px) {
  .download-grid {
    grid-template-columns: 1fr;
  }
  .docs-layout {
    grid-template-columns: 1fr;
  }
  .docs-toc {
    position: static;
    border-right: none;
    border-bottom: 1px solid var(--border);
    max-height: none;
    padding-right: 0;
    padding-bottom: var(--gap-3);
    margin-bottom: var(--gap-3);
  }
}

/* ---------- responsive ---------- */

@media (max-width: 720px) {
  .nav-links {
    position: absolute;
    top: 56px;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--bg-mantle);
    border-bottom: 1px solid var(--border);
    padding: var(--gap-3) var(--gap-5);
    gap: var(--gap-2);
    margin-left: 0;
    display: none;
  }
  .nav-links[data-open="true"] { display: flex; }
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
  h1 { font-size: 1.75rem; }
  h2 { font-size: 1.25rem; }
  .container { padding: 0 var(--gap-4); }
}

/* ==========================================================================
   LogInspector re-skin (overrides the Catppuccin accents above).
   Brand: gold (#ffc24b) "L"/"Ins" on a dark base; the app icon is a brown
   square with a black border and a gold L — mirrored in .nav-brand .logo.
   ========================================================================== */
:root {
  --accent:        #ffc24b;   /* gold — LogInspector signature */
  --accent-strong: #ffd56b;   /* brighter gold for hover */
  --accent-glow:   rgba(255, 194, 75, 0.36);
  --accent-warm:   #ffc24b;
  --brand-brown:   #4a3424;
  --brand-gold:    #ffc24b;
}
:root[data-theme="latte"] {
  --accent:        #b9791a;   /* darker amber so it reads on light bg */
  --accent-strong: #9a6411;
  --accent-glow:   rgba(185, 121, 26, 0.18);
  --accent-warm:   #b9791a;
}
/* Brand mark = the app icon: brown square, black border, gold L */
.nav-brand .logo {
  background: var(--brand-brown);
  border: 2px solid #000;
  color: var(--brand-gold);
  font-weight: 800;
  box-shadow: none;
}
.nav-brand:hover .logo { box-shadow: 0 0 14px var(--accent-glow); }
/* "LIns" gold highlight inside brand/word text */
.hl { color: var(--brand-gold); }
/* primary button: gold fill, dark ink */
.btn-primary { background: var(--accent); border-color: transparent; color: #2a1c0e; }
.btn-primary:hover { background: var(--accent-strong); color: #2a1c0e; }
/* large hero brand mark */
.brandmark {
  display: inline-flex; align-items: center; justify-content: center;
  width: 76px; height: 76px; border-radius: 16px;
  background: var(--brand-brown); border: 4px solid #000; color: var(--brand-gold);
  font-family: var(--font-display); font-weight: 800; font-size: 46px; line-height: 1;
  margin-bottom: var(--gap-4);
}
