/* ==========================================================================
   Troxic — web design system
   Ported 1:1 from the app's ThemeTokens (Troxic/DesignSystem/Theme/AppTheme.swift).
   Views never invent colors; the same rule holds here.
   ========================================================================== */

/* --- Reset ------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body, h1, h2, h3, h4, p, figure, blockquote, dl, dd, ul, ol { margin: 0; padding: 0; }
ul, ol { list-style: none; }
img, svg { display: block; max-width: 100%; }
button, input, select { font: inherit; color: inherit; }
button { background: none; border: 0; cursor: pointer; }
a { color: inherit; text-decoration: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
}

/* --- Type -------------------------------------------------------------- */
:root {
  /* On a Mac these resolve to the exact faces the app uses: SF Pro and
     New York. Everywhere else the web fallbacks step in. */
  --font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Inter",
               system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-serif: "New York", "Newsreader", ui-serif, "Iowan Old Style",
                "Palatino Linotype", Palatino, Georgia, serif;
  --font-mono: ui-monospace, "SF Mono", SFMono-Regular, "JetBrains Mono",
               Menlo, Consolas, monospace;

  --radius-chip: 8px;
  --radius-card: 12px;
  --radius-panel: 16px;
  --radius-toast: 20px;

  --shell-max: 1200px;
  --ease: cubic-bezier(.22, 1, .36, 1);
}

/* --- Theme tokens ------------------------------------------------------
   8 appearances: aurora | ember | noir | verdant  ×  light | dark.
   ---------------------------------------------------------------------- */

/* Aurora — "polar night" */
[data-troxic-theme="aurora"][data-troxic-scheme="light"] {
  --atm-top:#EEF5FD; --atm-bottom:#C9DEF7; --atm-glow:#B7D8F8;
  --glow-x:75%; --glow-y:85%;
  --glass-tint:#F3F8FF; --accent:#1E6DF0; --on-accent:#FFFFFF;
  --important:#1E6DF0; --other:#6B7A90;
  --text-1:#0B1B33; --text-2:#5B6B80; --sep:rgba(11,27,51,.10);
  --reader-bg:#FBFDFF; --star:#E8A020;
}
[data-troxic-theme="aurora"][data-troxic-scheme="dark"] {
  --atm-top:#040914; --atm-bottom:#0C1E3D; --atm-glow:#16456E;
  --glow-x:75%; --glow-y:85%;
  --glass-tint:#10233F; --accent:#4CC3FF; --on-accent:#04121F;
  --important:#4CC3FF; --other:#7286A0;
  --text-1:#E9F2FC; --text-2:#93A6BE; --sep:rgba(233,242,252,.10);
  --reader-bg:#0B1526; --star:#F5B84C;
}

/* Ember — "late-night study" */
[data-troxic-theme="ember"][data-troxic-scheme="light"] {
  --atm-top:#FBF4E9; --atm-bottom:#F0DABD; --atm-glow:#EFCB9C;
  --glow-x:50%; --glow-y:90%;
  --glass-tint:#FFF9EF; --accent:#B95F2B; --on-accent:#FFF8EF;
  --important:#B95F2B; --other:#8C7B66;
  --text-1:#2C1E12; --text-2:#7A6A57; --sep:rgba(44,30,18,.10);
  --reader-bg:#FFFBF4; --star:#D8941F;
}
[data-troxic-theme="ember"][data-troxic-scheme="dark"] {
  --atm-top:#120B06; --atm-bottom:#2A190B; --atm-glow:#5C3216;
  --glow-x:50%; --glow-y:90%;
  --glass-tint:#2B1A0E; --accent:#E8A75A; --on-accent:#241304;
  --important:#E8A75A; --other:#9C8467;
  --text-1:#F5E9DA; --text-2:#C0A98C; --sep:rgba(245,233,218,.10);
  --reader-bg:#1D140C; --star:#F0C060;
}

/* Noir — "darkroom" */
[data-troxic-theme="noir"][data-troxic-scheme="light"] {
  --atm-top:#F7F7F9; --atm-bottom:#E0E0E6; --atm-glow:#C9CBD4;
  --glow-x:50%; --glow-y:5%;
  --glass-tint:#FFFFFF; --accent:#111114; --on-accent:#FFFFFF;
  --important:#111114; --other:#8A8A92;
  --text-1:#0A0A0C; --text-2:#5F5F66; --sep:rgba(10,10,12,.10);
  --reader-bg:#FFFFFF; --star:#E8A020;
}
[data-troxic-theme="noir"][data-troxic-scheme="dark"] {
  --atm-top:#000000; --atm-bottom:#141419; --atm-glow:#2A2E38;
  --glow-x:50%; --glow-y:5%;
  --glass-tint:#1A1A20; --accent:#EDEDF2; --on-accent:#0A0A0C;
  --important:#EDEDF2; --other:#808088;
  --text-1:#F5F5F7; --text-2:#9A9AA2; --sep:rgba(245,245,247,.10);
  --reader-bg:#0A0A0C; --star:#F5B84C;
}

/* Verdant — "conservatory at dusk" */
[data-troxic-theme="verdant"][data-troxic-scheme="light"] {
  --atm-top:#F0F5EE; --atm-bottom:#D2E4CE; --atm-glow:#B4D8BC;
  --glow-x:20%; --glow-y:85%;
  --glass-tint:#F6FBF4; --accent:#2E8F6C; --on-accent:#FFFFFF;
  --important:#2E8F6C; --other:#74847A;
  --text-1:#14251C; --text-2:#5C7264; --sep:rgba(20,37,28,.10);
  --reader-bg:#FAFDF9; --star:#E8A020;
}
[data-troxic-theme="verdant"][data-troxic-scheme="dark"] {
  --atm-top:#07120D; --atm-bottom:#122A1E; --atm-glow:#1C4A34;
  --glow-x:20%; --glow-y:85%;
  --glass-tint:#14291E; --accent:#59D6A4; --on-accent:#062015;
  --important:#59D6A4; --other:#84A08F;
  --text-1:#E6F4EB; --text-2:#8FAF9D; --sep:rgba(230,244,235,.10);
  --reader-bg:#0E1D16; --star:#F5B84C;
}

/* Derived, never hand-picked. */
:root {
  --hairline: var(--sep);
  --glass-fill: color-mix(in srgb, var(--glass-tint) 46%, transparent);
  --glass-fill-strong: color-mix(in srgb, var(--glass-tint) 72%, transparent);
  --wash: color-mix(in srgb, var(--accent) 12%, transparent);
  --wash-soft: color-mix(in srgb, var(--accent) 7%, transparent);
}
[data-troxic-scheme="dark"] { --spec: rgba(255,255,255,.16); --shade: rgba(0,0,0,.55); color-scheme: dark; }
[data-troxic-scheme="light"] { --spec: rgba(255,255,255,.75); --shade: rgba(15,23,42,.16); color-scheme: light; }

/* --- Page shell -------------------------------------------------------- */
body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-1);
  background: var(--atm-bottom);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  transition: color .45s var(--ease), background-color .45s var(--ease);
}

/* Atmosphere: the app's full-window MeshGradient, rebuilt as layered
   radial gradients around the theme's glow anchor. Fixed, so glass has
   something to sample as the page scrolls. */
.atmosphere {
  position: fixed;
  inset: -10vmax;
  z-index: -2;
  background:
    radial-gradient(58vmax 46vmax at var(--glow-x) var(--glow-y),
      color-mix(in srgb, var(--atm-glow) 92%, transparent) 0%,
      color-mix(in srgb, var(--atm-glow) 30%, transparent) 42%,
      transparent 72%),
    radial-gradient(70vmax 52vmax at 12% 8%,
      color-mix(in srgb, var(--atm-top) 88%, transparent) 0%, transparent 65%),
    radial-gradient(80vmax 62vmax at 88% 18%,
      color-mix(in srgb, var(--atm-glow) 34%, transparent) 0%, transparent 60%),
    linear-gradient(168deg, var(--atm-top) 0%, var(--atm-bottom) 100%);
  animation: drift 46s ease-in-out infinite alternate;
}
@keyframes drift {
  0%   { transform: translate3d(0,0,0) scale(1); }
  50%  { transform: translate3d(-1.6%, 1.2%, 0) scale(1.045); }
  100% { transform: translate3d(1.4%, -1%, 0) scale(1.02); }
}

/* Grain + vignette. Chrome should feel lit from within, not printed on. */
.atmosphere::after {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(120vmax 90vmax at 50% 40%, transparent 45%, var(--vignette, rgba(0,0,0,.30)) 100%);
  pointer-events: none;
}
[data-troxic-scheme="light"] .atmosphere::after { --vignette: rgba(15,23,42,.13); }

.grain {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  opacity: .5; mix-blend-mode: soft-light;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.42'/%3E%3C/svg%3E");
}

.shell { width: min(100% - 48px, var(--shell-max)); margin-inline: auto; }
@media (max-width: 640px) { .shell { width: calc(100% - 32px); } }

/* --- Liquid Glass ------------------------------------------------------
   The real recipe: a tinted translucent fill, a blur that samples the
   atmosphere behind it, a specular top edge, and a shadow that lifts the
   panel off the page. Glass is chrome only — never long-form text.
   ---------------------------------------------------------------------- */
.glass {
  position: relative;
  background: var(--glass-fill);
  -webkit-backdrop-filter: blur(30px) saturate(180%);
  backdrop-filter: blur(30px) saturate(180%);
  border: 1px solid color-mix(in srgb, var(--text-1) 9%, transparent);
  border-radius: var(--radius-panel);
  box-shadow:
    inset 0 1px 0 var(--spec),
    inset 0 0 0 1px rgba(255,255,255,.03),
    0 30px 70px -28px var(--shade);
}
.glass::before {
  content: "";
  position: absolute; inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(150deg, var(--spec), transparent 38%, transparent 66%, color-mix(in srgb, var(--accent) 22%, transparent));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  opacity: .55; pointer-events: none;
}
@supports not (backdrop-filter: blur(1px)) {
  .glass { background: color-mix(in srgb, var(--glass-tint) 92%, transparent); }
}

/* --- Typography -------------------------------------------------------- */
.display {
  font-family: var(--font-serif);
  font-weight: 600;
  letter-spacing: -.022em;
  line-height: 1.04;
  text-wrap: balance;
}
h1.display { font-size: clamp(2.85rem, 7.2vw, 5.35rem); letter-spacing: -.032em; }
h2.display { font-size: clamp(2rem, 4.4vw, 3.1rem); }
h3.display { font-size: clamp(1.3rem, 2.1vw, 1.6rem); letter-spacing: -.014em; }

.overline {
  font-size: .69rem; font-weight: 600;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--text-2);
}
.lede { font-size: clamp(1.03rem, 1.35vw, 1.22rem); color: var(--text-2); line-height: 1.62; text-wrap: pretty; }
.mark { color: var(--text-1); font-weight: 500; }

/* --- Buttons ----------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .72rem 1.25rem;
  border-radius: 999px;
  font-size: .92rem; font-weight: 550;
  letter-spacing: -.005em;
  transition: transform .16s var(--ease), box-shadow .2s var(--ease),
              background-color .2s var(--ease), border-color .2s var(--ease);
  will-change: transform;
}
.btn:active { transform: scale(.975); }

.btn-primary {
  background: var(--accent); color: var(--on-accent);
  box-shadow: 0 1px 0 inset rgba(255,255,255,.30),
              0 12px 30px -10px color-mix(in srgb, var(--accent) 60%, transparent);
}
.btn-primary:hover {
  box-shadow: 0 1px 0 inset rgba(255,255,255,.38),
              0 18px 40px -12px color-mix(in srgb, var(--accent) 72%, transparent);
  transform: translateY(-1px);
}
.btn-ghost {
  background: color-mix(in srgb, var(--glass-tint) 34%, transparent);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  backdrop-filter: blur(18px) saturate(160%);
  border: 1px solid color-mix(in srgb, var(--text-1) 12%, transparent);
  color: var(--text-1);
  box-shadow: inset 0 1px 0 var(--spec);
}
.btn-ghost:hover { border-color: color-mix(in srgb, var(--accent) 45%, transparent); transform: translateY(-1px); }

/* Keycap — the app's KeyChip, on the web. */
.key {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 1.65rem; height: 1.65rem;
  padding: 0 .42rem;
  font-family: var(--font-mono); font-size: .74rem; font-weight: 600;
  color: var(--text-1);
  background: color-mix(in srgb, var(--glass-tint) 62%, transparent);
  border: 1px solid color-mix(in srgb, var(--text-1) 13%, transparent);
  border-radius: 6px;
  box-shadow: inset 0 1px 0 var(--spec), 0 1px 1px -.5px var(--shade);
  white-space: nowrap;
}
.key-accent { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 40%, transparent); }

/* --- Nav --------------------------------------------------------------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 60;
  padding: 14px 0;
  transition: background-color .3s var(--ease), border-color .3s var(--ease), padding .3s var(--ease);
  border-bottom: 1px solid transparent;
}
.nav.is-stuck {
  padding: 9px 0;
  background: color-mix(in srgb, var(--glass-tint) 55%, transparent);
  -webkit-backdrop-filter: blur(26px) saturate(180%);
  backdrop-filter: blur(26px) saturate(180%);
  border-bottom-color: var(--hairline);
}
.nav-inner { display: flex; align-items: center; gap: 1.5rem; }
.wordmark { display: flex; align-items: center; gap: .6rem; }
.wordmark img { width: 30px; height: 30px; border-radius: 7px; box-shadow: 0 4px 14px -4px var(--shade); }
.wordmark span {
  font-family: var(--font-serif); font-size: 1.34rem; font-weight: 600;
  letter-spacing: -.038em;
}
.nav-links { display: flex; gap: 1.6rem; margin-left: auto; }
.nav-links a {
  font-size: .875rem; color: var(--text-2);
  transition: color .18s var(--ease);
  position: relative;
}
.nav-links a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -5px; height: 1px;
  background: var(--accent); transform: scaleX(0); transform-origin: left;
  transition: transform .24s var(--ease);
}
.nav-links a:hover { color: var(--text-1); }
.nav-links a:hover::after { transform: scaleX(1); }
.nav .btn { padding: .5rem .95rem; font-size: .84rem; }
@media (max-width: 900px) { .nav-links { display: none; } .nav .btn-ghost { display: none; } }

/* --- Layout ------------------------------------------------------------ */
section { position: relative; }
.band { padding: clamp(4.5rem, 9vw, 7.75rem) 0; }
.band-tight { padding: clamp(3.5rem, 7vw, 6rem) 0; }
.head { max-width: 44rem; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.head .overline { margin-bottom: 1rem; display: block; }
.head .lede { margin-top: 1.15rem; }
.head-center { margin-inline: auto; text-align: center; }

/* Hairline rule that runs to the edge, like the app's date headers. */
.rule { height: 1px; background: var(--hairline); border: 0; }

/* --- Hero -------------------------------------------------------------- */
.hero { padding-top: clamp(8rem, 15vw, 11.5rem); padding-bottom: 0; }
.hero-copy { max-width: 50rem; }
.badge {
  display: inline-flex; align-items: center; gap: .55rem;
  padding: .34rem .8rem .34rem .42rem;
  border-radius: 999px;
  font-size: .78rem; color: var(--text-2);
  background: color-mix(in srgb, var(--glass-tint) 40%, transparent);
  border: 1px solid var(--hairline);
  -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px);
  margin-bottom: 1.6rem;
}
.badge b { color: var(--text-1); font-weight: 600; }
.badge .dot {
  width: 1.3rem; height: 1.3rem; border-radius: 999px;
  display: grid; place-items: center;
  background: color-mix(in srgb, var(--accent) 18%, transparent);
  color: var(--accent); font-size: .7rem;
}
.hero h1 { margin-bottom: 1.5rem; }
.hero .lede { max-width: 36rem; font-size: clamp(1.06rem, 1.5vw, 1.3rem); }
.hero-cta { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 2.25rem; align-items: center; }
.hero-note { font-size: .8rem; color: var(--text-2); margin-top: 1rem; }

.stat-strip {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px; margin-top: clamp(3rem, 6vw, 4.5rem);
  background: var(--hairline);
  border-block: 1px solid var(--hairline);
}
.stat-strip li { background: transparent; padding: 1.15rem 1.35rem; position: relative; }
.stat-strip li::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: color-mix(in srgb, var(--glass-tint) 22%, transparent);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
}
.stat-strip .n {
  font-family: var(--font-serif); font-size: clamp(1.5rem, 2.6vw, 2rem);
  font-weight: 600; letter-spacing: -.03em; display: block; line-height: 1.1;
}
.stat-strip .l { font-size: .765rem; color: var(--text-2); margin-top: .2rem; display: block; letter-spacing: -.005em; }
@media (max-width: 760px) { .stat-strip { grid-template-columns: repeat(2, 1fr); } }

/* --- The window mockup ------------------------------------------------- */
.stage { margin-top: clamp(3.5rem, 7vw, 5.5rem); perspective: 2200px; }
.window {
  --row-h: 60px;
  display: grid;
  grid-template-columns: 216px minmax(300px, 372px) 1fr;
  height: 620px;
  border-radius: 14px;
  overflow: hidden;
  outline: none;
  box-shadow:
    inset 0 1px 0 var(--spec),
    0 2px 3px -1px var(--shade),
    0 44px 90px -30px var(--shade),
    0 90px 160px -60px var(--shade);
  transition: box-shadow .4s var(--ease);
}
.window:focus-visible { box-shadow: inset 0 1px 0 var(--spec), 0 0 0 3px color-mix(in srgb, var(--accent) 55%, transparent), 0 44px 90px -30px var(--shade); }
.window.is-live { box-shadow: inset 0 1px 0 var(--spec), 0 0 0 1px color-mix(in srgb, var(--accent) 34%, transparent), 0 44px 90px -30px var(--shade), 0 90px 160px -60px var(--shade); }

/* Traffic lights sit over the sidebar, as on macOS. */
.traffic { position: absolute; top: 13px; left: 14px; display: flex; gap: 8px; z-index: 5; }
.traffic i { width: 11px; height: 11px; border-radius: 999px; display: block; box-shadow: inset 0 0 0 .5px rgba(0,0,0,.18); }
.traffic i:nth-child(1) { background: #FF5F57; }
.traffic i:nth-child(2) { background: #FEBC2E; }
.traffic i:nth-child(3) { background: #28C840; }

.pane { position: relative; min-width: 0; display: flex; flex-direction: column; }
.pane-sidebar {
  display: flex; flex-direction: column;
  background: color-mix(in srgb, var(--glass-tint) 40%, transparent);
  -webkit-backdrop-filter: blur(34px) saturate(190%);
  backdrop-filter: blur(34px) saturate(190%);
  border-right: 1px solid var(--hairline);
  padding: 42px 10px 10px;
}
.pane-list {
  background: color-mix(in srgb, var(--glass-tint) 22%, transparent);
  -webkit-backdrop-filter: blur(30px) saturate(175%);
  backdrop-filter: blur(30px) saturate(175%);
  border-right: 1px solid var(--hairline);
}
.pane-reader { background: var(--reader-bg); }

/* Sidebar */
.side-group + .side-group { margin-top: 14px; }
.side-head { padding: 0 8px 6px; font-size: .62rem; font-weight: 600; letter-spacing: .13em; text-transform: uppercase; color: var(--text-2); opacity: .8; }
.side-item {
  display: flex; align-items: center; gap: 8px;
  padding: 5px 8px; border-radius: 7px;
  font-size: .795rem; color: var(--text-1);
  cursor: pointer;
  transition: background-color .12s var(--ease);
}
.side-item:hover { background: color-mix(in srgb, var(--text-1) 5%, transparent); }
.side-item .ic { width: 15px; height: 15px; flex: none; opacity: .95; }
.side-item .ct {
  margin-left: auto; font-size: .655rem; font-weight: 650;
  padding: 1px 6px; border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 18%, transparent);
  color: var(--accent);
}
.side-item.is-on {
  background: color-mix(in srgb, var(--accent) 15%, transparent);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 26%, transparent),
              0 4px 14px -8px color-mix(in srgb, var(--accent) 70%, transparent);
}
.side-foot { margin-top: auto; padding-top: 10px; border-top: 1px solid var(--hairline); }
.side-account { display: flex; align-items: center; gap: 8px; padding: 6px 7px; border-radius: 8px; background: color-mix(in srgb, var(--glass-tint) 45%, transparent); border: 1px solid var(--hairline); }
.side-account .who { min-width: 0; }
.side-account .who b { display: block; font-size: .74rem; font-weight: 600; }
.side-account .who span { display: block; font-size: .655rem; color: var(--text-2); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* List header */
.list-head { padding: 12px 14px 10px; border-bottom: 1px solid var(--hairline); flex: none; }
.list-head .top { display: flex; align-items: center; gap: 8px; }
.list-head h4 { font-size: 1.02rem; font-weight: 650; letter-spacing: -.02em; }
.list-head .cap { font-size: .68rem; color: var(--text-2); margin-top: 1px; }
.icon-btn {
  width: 25px; height: 25px; border-radius: 999px; display: grid; place-items: center;
  background: color-mix(in srgb, var(--glass-tint) 55%, transparent);
  border: 1px solid var(--hairline); color: var(--text-1);
  box-shadow: inset 0 1px 0 var(--spec);
  transition: transform .14s var(--ease), border-color .14s var(--ease);
}
.icon-btn:hover { transform: translateY(-1px); border-color: color-mix(in srgb, var(--accent) 45%, transparent); }
.icon-btn svg { width: 13px; height: 13px; }

/* Split toggle — the glass capsule with a sliding accent pill. */
.segmented {
  position: relative; display: grid; grid-auto-flow: column; grid-auto-columns: 1fr;
  margin-top: 10px; padding: 2px; border-radius: 999px;
  background: color-mix(in srgb, var(--glass-tint) 50%, transparent);
  border: 1px solid var(--hairline);
  box-shadow: inset 0 1px 0 var(--spec);
}
.segmented .thumb {
  position: absolute; top: 2px; bottom: 2px; left: 2px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 20%, transparent);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 40%, transparent),
              0 4px 14px -8px color-mix(in srgb, var(--accent) 80%, transparent);
  transition: transform .2s var(--ease), width .2s var(--ease);
}
.segmented button {
  position: relative; z-index: 1;
  padding: 3.5px 6px; border-radius: 999px;
  font-size: .715rem; font-weight: 550; color: var(--text-2);
  transition: color .18s var(--ease);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.segmented button[aria-selected="true"] { color: var(--accent); font-weight: 650; }

/* Thread list */
.threads { flex: 1; overflow-y: auto; overscroll-behavior: contain; padding-bottom: 20px; }
.threads::-webkit-scrollbar { width: 8px; }
.threads::-webkit-scrollbar-thumb { background: color-mix(in srgb, var(--text-1) 16%, transparent); border-radius: 999px; border: 2px solid transparent; background-clip: content-box; }
.threads::-webkit-scrollbar-track { background: transparent; }

.date-head { display: flex; align-items: center; gap: 8px; padding: 12px 14px 5px; }
.date-head span { font-size: .615rem; font-weight: 600; letter-spacing: .13em; text-transform: uppercase; color: var(--text-2); }
.date-head i { flex: 1; height: 1px; background: var(--hairline); }

.row {
  display: grid; grid-template-columns: 3px 32px 1fr;
  gap: 8px; align-items: start;
  padding: 7px 14px 8px 11px;
  cursor: pointer; position: relative;
  transition: background-color .12s var(--ease);
}
.row::after {
  content: ""; position: absolute; left: 14px; right: 14px; bottom: 0;
  height: 1px; background: var(--hairline); opacity: .55;
}
.row:hover { background: color-mix(in srgb, var(--text-1) 4%, transparent); }
.row.is-sel {
  background: color-mix(in srgb, var(--accent) 13%, transparent);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 22%, transparent),
              0 6px 22px -14px color-mix(in srgb, var(--accent) 90%, transparent);
}
.row.is-sel::after { opacity: 0; }
.row .bar { width: 3px; height: 34px; border-radius: 1.5px; background: var(--accent); margin-top: 6px; opacity: 0; transition: opacity .18s var(--ease); }
.row.is-unread .bar { opacity: 1; }

.avatar {
  width: 32px; height: 32px; border-radius: 999px; margin-top: 4px;
  display: grid; place-items: center;
  font-size: 12.8px; font-weight: 600; color: #fff;
  font-family: ui-rounded, var(--font-sans);
  text-shadow: 0 .5px 1px rgba(0,0,0,.18);
  box-shadow: inset 0 0 0 1px var(--ring, rgba(255,255,255,.22));
  flex: none;
}
[data-troxic-scheme="light"] .avatar { --ring: rgba(255,255,255,.45); }

.row .body { min-width: 0; }
.row .l1 { display: flex; align-items: baseline; gap: 6px; }
.row .from { min-width: 0; font-size: .805rem; font-weight: 600; letter-spacing: -.008em; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.row .time { margin-left: auto; font-size: .665rem; font-weight: 500; color: var(--text-2); flex: none; }
.row .l2 { display: flex; align-items: center; gap: 6px; margin-top: 1px; }
.row .subj { min-width: 0; font-size: .805rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.row.is-unread .subj { font-weight: 550; }
.row .snip { display: block; font-size: .74rem; color: var(--text-2); margin-top: 2px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.pill {
  font-size: .6rem; font-weight: 650; padding: 0 5px; border-radius: 999px;
  line-height: 1.5; flex: none;
}
.pill-reply { color: #E0568C; background: rgba(224,86,140,.16); }
.pill-draft { color: var(--accent); background: color-mix(in srgb, var(--accent) 16%, transparent); }
.pill-count { color: var(--text-2); background: color-mix(in srgb, var(--glass-tint) 55%, transparent); box-shadow: inset 0 0 0 1px var(--hairline); }
.pill-bundle { color: var(--accent); background: color-mix(in srgb, var(--accent) 14%, transparent); box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 28%, transparent); }
.star-on { color: var(--star); flex: none; }
.clip { color: var(--text-2); flex: none; opacity: .8; }

/* Reader */
.reader-bar {
  display: flex; align-items: center; gap: 5px;
  padding: 9px 14px; border-bottom: 1px solid var(--hairline);
  background: color-mix(in srgb, var(--glass-tint) 26%, transparent);
  -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px);
  flex: none;
}
.reader-bar .sep { width: 1px; height: 16px; background: var(--hairline); margin: 0 4px; }
.reader-bar .spring { flex: 1; }
.reader-body { flex: 1; overflow-y: auto; padding: 18px 22px 28px; }
.reader-body::-webkit-scrollbar { width: 8px; }
.reader-body::-webkit-scrollbar-thumb { background: color-mix(in srgb, var(--text-1) 14%, transparent); border-radius: 999px; border: 2px solid transparent; background-clip: content-box; }
.reader-subj { font-family: var(--font-serif); font-size: 1.34rem; font-weight: 600; letter-spacing: -.018em; line-height: 1.2; }
.reader-meta { font-size: .7rem; color: var(--text-2); margin-top: 4px; }

.ai-card {
  position: relative; margin-top: 14px; padding: 10px 12px;
  border-radius: var(--radius-card);
  background: color-mix(in srgb, var(--accent) 6%, transparent);
  display: flex; gap: 9px; align-items: flex-start;
}
.ai-card::before {
  content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1px;
  background: linear-gradient(120deg, color-mix(in srgb, var(--accent) 70%, transparent), transparent 55%, color-mix(in srgb, var(--accent) 35%, transparent));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude; pointer-events: none;
}
.ai-card .ic { color: var(--accent); flex: none; margin-top: 1px; }
.ai-card p { font-size: .765rem; color: var(--text-1); line-height: 1.5; }
.ai-card .lab { font-size: .6rem; font-weight: 650; letter-spacing: .1em; text-transform: uppercase; color: var(--accent); display: block; margin-bottom: 2px; }

.msg {
  margin-top: 14px; border-radius: var(--radius-card);
  background: var(--reader-bg);
  border: 1px solid var(--hairline);
  box-shadow: 0 10px 26px -20px var(--shade);
  overflow: hidden;
}
.msg-head { display: flex; align-items: center; gap: 9px; padding: 11px 13px 9px; }
.msg-head .who b { font-size: .78rem; font-weight: 600; display: block; }
.msg-head .who span { font-size: .665rem; color: var(--text-2); }
.msg-head .when { margin-left: auto; font-size: .665rem; color: var(--text-2); }
.msg-body { padding: 0 13px 14px 13px; max-width: 68ch; }
.msg-body p { font-size: .8rem; line-height: 1.62; color: var(--text-1); }
.msg-body p + p { margin-top: .62rem; }
.msg-body ol { margin: .55rem 0 0 1.1rem; list-style: decimal; }
.msg-body li { font-size: .8rem; line-height: 1.6; margin-bottom: .18rem; }
.msg-body strong { font-weight: 650; }
.attach {
  display: inline-flex; align-items: center; gap: 7px;
  margin: 12px 13px 13px; padding: 6px 11px 6px 8px;
  border-radius: var(--radius-chip);
  border: 1px solid var(--hairline);
  background: color-mix(in srgb, var(--text-1) 4%, transparent);
  font-size: .715rem;
}
.attach b { font-weight: 600; }
.attach span { color: var(--text-2); }

/* Overlays inside the window */
.overlay { position: absolute; inset: 0; z-index: 20; pointer-events: none; }
/* The palette dims what is behind it, the way a sheet does on macOS. */
.overlay::before {
  content: ""; position: absolute; inset: 0;
  background: rgba(0,0,0,.30);
  -webkit-backdrop-filter: blur(1.5px); backdrop-filter: blur(1.5px);
  opacity: 0; transition: opacity .18s var(--ease);
}
.overlay.is-dim::before { opacity: 1; }
.palette {
  position: absolute; left: 50%; top: 78px; transform: translateX(-50%) translateY(-8px) scale(.97);
  width: min(430px, 82%);
  border-radius: var(--radius-panel);
  background: color-mix(in srgb, var(--glass-tint) 82%, transparent);
  -webkit-backdrop-filter: blur(40px) saturate(190%);
  backdrop-filter: blur(40px) saturate(190%);
  border: 1px solid color-mix(in srgb, var(--text-1) 12%, transparent);
  box-shadow: inset 0 1px 0 var(--spec), 0 40px 90px -30px rgba(0,0,0,.7);
  opacity: 0; transition: opacity .18s var(--ease), transform .22s var(--ease);
  overflow: hidden;
}
.palette.is-open { opacity: 1; transform: translateX(-50%) translateY(0) scale(1); pointer-events: auto; }
.palette-field { display: flex; align-items: center; gap: 9px; padding: 12px 14px; border-bottom: 1px solid var(--hairline); }
.palette-field span { font-size: .87rem; color: var(--text-2); }
.palette-field .caret { width: 1px; height: 15px; background: var(--accent); animation: blink 1.1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.palette ul { padding: 6px; max-height: 232px; overflow-y: auto; }
.palette li { display: flex; align-items: center; gap: 9px; padding: 7px 9px; border-radius: 8px; font-size: .8rem; color: var(--text-1); }
.palette li.is-on { background: color-mix(in srgb, var(--accent) 16%, transparent); color: var(--accent); font-weight: 550; }
.palette li.is-on .hint { display: inline-flex; }
.palette li .hint { margin-left: auto; display: none; }
.palette li svg { width: 14px; height: 14px; opacity: .85; }

.toast {
  position: absolute; left: 50%; bottom: 22px;
  transform: translateX(-50%) translateY(14px);
  display: flex; align-items: center; gap: 12px;
  padding: 9px 10px 9px 16px;
  border-radius: var(--radius-toast);
  background: color-mix(in srgb, var(--glass-tint) 86%, transparent);
  -webkit-backdrop-filter: blur(34px) saturate(180%);
  backdrop-filter: blur(34px) saturate(180%);
  border: 1px solid color-mix(in srgb, var(--text-1) 12%, transparent);
  box-shadow: inset 0 1px 0 var(--spec), 0 24px 50px -20px rgba(0,0,0,.65);
  font-size: .785rem; white-space: nowrap;
  opacity: 0; transition: opacity .2s var(--ease), transform .28s var(--ease);
  z-index: 25;
}
.toast.is-open { opacity: 1; transform: translateX(-50%) translateY(0); pointer-events: auto; }
.toast b { color: var(--accent); font-weight: 600; }

.stage-hint {
  display: flex; align-items: center; justify-content: center; gap: .55rem;
  margin-top: 1.1rem; font-size: .8rem; color: var(--text-2); text-align: center;
  flex-wrap: wrap;
}
.stage-hint .key { height: 1.4rem; min-width: 1.4rem; font-size: .68rem; }

@media (max-width: 1080px) { .window { grid-template-columns: 190px 1fr; height: 560px; } .pane-reader { display: none; } }
@media (max-width: 680px) {
  .window { grid-template-columns: 1fr; height: 500px; }
  .pane-sidebar { display: none; }
  .traffic { display: none; }
  .list-head { padding-top: 34px; }
}

/* --- Theme picker ------------------------------------------------------ */
.themes { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
@media (max-width: 900px) { .themes { grid-template-columns: repeat(2, 1fr); } }
.swatch {
  padding: 12px; border-radius: var(--radius-card); text-align: left;
  border: 1px solid var(--hairline);
  background: color-mix(in srgb, var(--glass-tint) 26%, transparent);
  -webkit-backdrop-filter: blur(18px); backdrop-filter: blur(18px);
  transition: transform .2s var(--ease), border-color .2s var(--ease), box-shadow .2s var(--ease);
  width: 100%;
}
.swatch:hover { transform: translateY(-3px); border-color: color-mix(in srgb, var(--text-1) 22%, transparent); }
.swatch[aria-pressed="true"] {
  border-color: color-mix(in srgb, var(--accent) 55%, transparent);
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent) 30%, transparent),
              0 18px 40px -22px color-mix(in srgb, var(--accent) 90%, transparent);
}
/* Miniature of the theme's atmosphere: base → glow, a glass chip, an accent dot. */
.swatch .mini {
  display: block; position: relative; height: 74px; border-radius: 9px; overflow: hidden;
  margin-bottom: 10px; border: 1px solid rgba(255,255,255,.10);
}
.swatch .mini .chip {
  display: block; position: absolute; left: 9px; right: 9px; bottom: 9px; height: 22px; border-radius: 6px;
  background: rgba(255,255,255,.18);
  -webkit-backdrop-filter: blur(7px) saturate(160%); backdrop-filter: blur(7px) saturate(160%);
  border: 1px solid rgba(255,255,255,.26);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.35);
}
.swatch .mini .dot { display: block; position: absolute; left: 15px; bottom: 15px; width: 10px; height: 10px; border-radius: 999px; }
.swatch b { font-size: .875rem; font-weight: 600; display: block; letter-spacing: -.01em; }
.swatch small { font-size: .72rem; color: var(--text-2); display: block; margin-top: 1px; }

.scheme-toggle {
  display: inline-flex; padding: 3px; border-radius: 999px; gap: 2px;
  background: color-mix(in srgb, var(--glass-tint) 45%, transparent);
  border: 1px solid var(--hairline); box-shadow: inset 0 1px 0 var(--spec);
}
.scheme-toggle button {
  display: inline-flex; align-items: center; gap: .38rem;
  padding: .34rem .8rem; border-radius: 999px;
  font-size: .8rem; color: var(--text-2);
  transition: background-color .2s var(--ease), color .2s var(--ease);
}
.scheme-toggle button[aria-pressed="true"] {
  background: color-mix(in srgb, var(--accent) 18%, transparent);
  color: var(--accent); font-weight: 600;
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 30%, transparent);
}
.scheme-toggle svg { width: 13px; height: 13px; }

/* --- Feature cards ----------------------------------------------------- */
.grid { display: grid; gap: 16px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 980px) { .grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 680px) { .grid-3, .grid-2 { grid-template-columns: 1fr; } }

.card {
  padding: 22px;
  border-radius: var(--radius-panel);
  border: 1px solid var(--hairline);
  background: color-mix(in srgb, var(--glass-tint) 24%, transparent);
  -webkit-backdrop-filter: blur(22px) saturate(160%);
  backdrop-filter: blur(22px) saturate(160%);
  box-shadow: inset 0 1px 0 var(--spec);
  transition: transform .3s var(--ease), border-color .3s var(--ease), background-color .3s var(--ease);
  position: relative; overflow: hidden;
}
.card:hover { transform: translateY(-4px); border-color: color-mix(in srgb, var(--accent) 32%, transparent); }
.card .ico {
  width: 34px; height: 34px; border-radius: 10px;
  display: grid; place-items: center; margin-bottom: 14px;
  background: color-mix(in srgb, var(--accent) 14%, transparent);
  color: var(--accent);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 26%, transparent);
}
.card .ico svg { width: 17px; height: 17px; }
.card h3 { font-size: 1rem; font-weight: 600; letter-spacing: -.012em; margin-bottom: .45rem; }
.card p { font-size: .875rem; color: var(--text-2); line-height: 1.6; }
.card p + p { margin-top: .6rem; }
.card .kbd { margin-top: .85rem; display: flex; gap: .3rem; flex-wrap: wrap; }

.card-wide { grid-column: span 2; }
@media (max-width: 680px) { .card-wide { grid-column: span 1; } }

/* --- Keyboard table ---------------------------------------------------- */
.keymap { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
@media (max-width: 980px) { .keymap { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .keymap { grid-template-columns: 1fr; } }
.keygroup {
  border: 1px solid var(--hairline); border-radius: var(--radius-card);
  background: color-mix(in srgb, var(--glass-tint) 20%, transparent);
  -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px);
  overflow: hidden;
}
.keygroup h4 {
  padding: 11px 14px 9px; font-size: .68rem; font-weight: 600;
  letter-spacing: .13em; text-transform: uppercase; color: var(--text-2);
  border-bottom: 1px solid var(--hairline);
}
.keygroup li {
  display: flex; align-items: center; gap: 12px;
  padding: 8px 14px; font-size: .82rem;
}
.keygroup li + li { border-top: 1px solid color-mix(in srgb, var(--text-1) 5%, transparent); }
.keygroup li span { color: var(--text-2); }
.keygroup li .keys { margin-left: auto; display: flex; gap: 3px; flex: none; }

/* --- Split diagram ----------------------------------------------------- */
.lanes { display: grid; gap: 12px; align-content: start; }
.lane {
  display: flex; align-items: flex-start; gap: 14px;
  padding: 12px 14px; border-radius: var(--radius-card);
  border: 1px solid var(--hairline);
  background: color-mix(in srgb, var(--glass-tint) 22%, transparent);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
}
.lane .tag {
  min-width: 6.4rem; text-align: center; margin-top: 2px;
  font-size: .62rem; font-weight: 650; letter-spacing: .08em; text-transform: uppercase;
  padding: 3px 8px; border-radius: 999px; flex: none;
}
.lane .tag-i { color: var(--important); background: color-mix(in srgb, var(--important) 15%, transparent); box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--important) 30%, transparent); }
.lane .tag-o { color: var(--other); background: color-mix(in srgb, var(--other) 16%, transparent); box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--other) 30%, transparent); }
.lane p { font-size: .85rem; color: var(--text-2); }
.lane p b { color: var(--text-1); font-weight: 600; }

/* --- Verdicts ---------------------------------------------------------- */
.verdicts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 18px; }
@media (max-width: 680px) { .verdicts { grid-template-columns: 1fr; } }
.verdict {
  padding: 14px; border-radius: var(--radius-card);
  border: 1px solid var(--hairline);
  background: color-mix(in srgb, var(--glass-tint) 22%, transparent);
  display: flex; gap: 10px; align-items: flex-start;
}
.verdict .dot { width: 9px; height: 9px; border-radius: 999px; margin-top: 6px; flex: none; box-shadow: 0 0 0 4px color-mix(in srgb, currentColor 18%, transparent); }
.verdict b { font-size: .85rem; font-weight: 650; display: block; }
.verdict span { font-size: .78rem; color: var(--text-2); }
.v-bad { color: #F26D6D; }
.v-warn { color: #E8A75A; }
.v-good { color: #57C98B; }

/* --- Privacy diagram --------------------------------------------------- */
.wiring {
  display: grid; grid-template-columns: 1fr 200px 1fr; align-items: center; gap: 0;
  margin-top: 2.5rem;
}
@media (max-width: 860px) { .wiring { grid-template-columns: 1fr; gap: 14px; } .wiring .link { display: none; } }
.node {
  padding: 20px; border-radius: var(--radius-panel);
  border: 1px solid var(--hairline);
  background: color-mix(in srgb, var(--glass-tint) 30%, transparent);
  -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px);
  box-shadow: inset 0 1px 0 var(--spec);
}
.node.is-hero { border-color: color-mix(in srgb, var(--accent) 40%, transparent); box-shadow: inset 0 1px 0 var(--spec), 0 0 0 1px color-mix(in srgb, var(--accent) 18%, transparent), 0 24px 50px -30px color-mix(in srgb, var(--accent) 80%, transparent); }
.node h4 { font-size: .92rem; font-weight: 650; margin-bottom: .35rem; }
.node p { font-size: .8rem; color: var(--text-2); line-height: 1.55; }
.node ul { margin-top: .7rem; display: grid; gap: .35rem; }
.node li { font-size: .78rem; color: var(--text-2); display: flex; gap: .5rem; align-items: flex-start; }
.node li::before { content: ""; width: 4px; height: 4px; border-radius: 999px; background: var(--accent); margin-top: .52rem; flex: none; }
.node li b { color: var(--text-1); font-weight: 650; }
.link { padding: 0 18px; text-align: center; }
.link .wire { height: 1px; background: linear-gradient(90deg, transparent, var(--accent), transparent); position: relative; }
.link .wire::after {
  content: ""; position: absolute; top: -2px; left: 0; width: 5px; height: 5px;
  border-radius: 999px; background: var(--accent);
  box-shadow: 0 0 10px 2px color-mix(in srgb, var(--accent) 70%, transparent);
  animation: travel 3.2s linear infinite;
}
@keyframes travel { from { left: 0; opacity: 0; } 12% { opacity: 1; } 88% { opacity: 1; } to { left: 100%; opacity: 0; } }
.link small { display: block; font-size: .68rem; color: var(--text-2); margin-top: .6rem; letter-spacing: .02em; }
.wire-dashed { background: repeating-linear-gradient(90deg, var(--text-2) 0 5px, transparent 5px 11px); opacity: .5; }
.wire-dashed::after { display: none; }

.no-server {
  margin-top: 2rem; padding: 18px 20px; border-radius: var(--radius-card);
  border: 1px dashed color-mix(in srgb, var(--text-1) 22%, transparent);
  display: flex; align-items: center; gap: 14px;
  font-size: .875rem; color: var(--text-2);
}
.no-server b { color: var(--text-1); font-weight: 650; }

/* --- Spec sheet -------------------------------------------------------- */
.spec { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 48px; }
@media (max-width: 780px) { .spec { grid-template-columns: 1fr; } }
.spec dl { display: grid; }
.spec div { display: grid; grid-template-columns: 9.5rem 1fr; gap: 16px; padding: 13px 0; border-top: 1px solid var(--hairline); align-items: baseline; }
.spec dt { font-size: .74rem; letter-spacing: .04em; text-transform: uppercase; color: var(--text-2); font-weight: 600; }
.spec dd { font-size: .87rem; color: var(--text-1); }
.spec dd small { display: block; color: var(--text-2); font-size: .78rem; margin-top: .15rem; }
@media (max-width: 480px) { .spec div { grid-template-columns: 1fr; gap: 4px; } }

/* --- CTA / footer ------------------------------------------------------ */
.cta { text-align: center; padding: clamp(3.5rem, 8vw, 5.5rem) clamp(1.5rem, 5vw, 4rem); }
.cta img { width: 84px; height: 84px; margin: 0 auto 1.6rem; border-radius: 19px; box-shadow: 0 24px 50px -20px var(--shade); }
.cta h2 { margin-bottom: 1rem; }
.cta .lede { max-width: 34rem; margin-inline: auto; }
.cta .hero-cta { justify-content: center; }

.footer { padding: 3rem 0 3.5rem; border-top: 1px solid var(--hairline); margin-top: clamp(4rem, 8vw, 6rem); }
.footer-top { display: flex; flex-wrap: wrap; gap: 2rem; justify-content: space-between; align-items: flex-start; }
.footer-cols { display: flex; gap: 3.5rem; flex-wrap: wrap; }
.footer h5 { font-size: .68rem; font-weight: 600; letter-spacing: .13em; text-transform: uppercase; color: var(--text-2); margin-bottom: .7rem; }
.footer li + li { margin-top: .4rem; }
.footer li a { font-size: .84rem; color: var(--text-2); transition: color .18s var(--ease); }
.footer li a:hover { color: var(--text-1); }
.footer-base { margin-top: 2.6rem; padding-top: 1.5rem; border-top: 1px solid var(--hairline); display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between; }
.footer-base p, .footer-base a { font-size: .76rem; color: var(--text-2); }
.fine { font-size: .74rem; color: var(--text-2); line-height: 1.6; max-width: 46rem; margin-top: 1.2rem; opacity: .85; }

/* --- Reveal ------------------------------------------------------------ */
.rv { opacity: 0; transform: translateY(20px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.rv.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .rv { opacity: 1; transform: none; } }

.skip {
  position: absolute; left: -9999px; top: 0;
  background: var(--accent); color: var(--on-accent);
  padding: .6rem 1rem; border-radius: 0 0 8px 0; z-index: 100;
}
.skip:focus { left: 0; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

/* --- Hero composition --------------------------------------------------
   The copy on the left, three real pieces of app chrome floating on the
   right — the same verdict card, summary card and undo toast the sections
   below explain.
   ---------------------------------------------------------------------- */
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}
@media (max-width: 1040px) { .hero-grid { grid-template-columns: 1fr; } .hero-float { display: none; } }

.hero-float { position: relative; display: grid; gap: 16px; padding-left: clamp(0px, 3vw, 42px); }
.float-card {
  position: relative;
  padding: 14px 16px;
  border-radius: var(--radius-card);
  background: color-mix(in srgb, var(--glass-tint) 52%, transparent);
  -webkit-backdrop-filter: blur(26px) saturate(180%);
  backdrop-filter: blur(26px) saturate(180%);
  border: 1px solid color-mix(in srgb, var(--text-1) 11%, transparent);
  box-shadow: inset 0 1px 0 var(--spec), 0 26px 60px -30px var(--shade);
  animation: bob 9s ease-in-out infinite;
}
.float-card:nth-child(1) { transform: translateX(-1%) rotate(-.7deg); animation-delay: -.6s; }
.float-card:nth-child(2) { transform: translateX(-8%) rotate(.5deg);  animation-delay: -3.2s; z-index: 2; }
.float-card:nth-child(3) { transform: translateX(2%)  rotate(-.4deg); animation-delay: -5.8s; width: fit-content; margin-left: auto; }
@keyframes bob { 0%,100% { translate: 0 0; } 50% { translate: 0 -7px; } }
@media (prefers-reduced-motion: reduce) { .float-card { animation: none; } }

.fc-head { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.fc-head svg { width: 15px; height: 15px; flex: none; }
.fc-head b { font-size: .68rem; font-weight: 650; letter-spacing: .12em; text-transform: uppercase; }
.fc-head .src { margin-left: auto; font-size: .64rem; color: var(--text-2); letter-spacing: .02em; }

.fc-verdict .fc-head { color: #E8A75A; }
.fc-verdict .grade { font-family: var(--font-serif); font-size: 1.5rem; font-weight: 600; letter-spacing: -.02em; color: #E8A75A; line-height: 1.1; }
.fc-verdict ul { margin-top: 8px; display: grid; gap: 4px; }
.fc-verdict li { font-size: .745rem; color: var(--text-2); display: flex; gap: 7px; align-items: flex-start; }
.fc-verdict li::before { content: ""; width: 4px; height: 4px; border-radius: 999px; background: #E8A75A; margin-top: .5rem; flex: none; }

.fc-ai { border-color: color-mix(in srgb, var(--accent) 32%, transparent); }
.fc-ai .fc-head { color: var(--accent); }
.fc-ai p { font-size: .8rem; line-height: 1.55; }

.fc-toast { display: flex; align-items: center; gap: 12px; border-radius: var(--radius-toast); padding: 10px 12px 10px 18px; font-size: .8rem; }
.fc-toast b { color: var(--accent); font-weight: 600; }

/* --- Narrow-screen adjustments ---------------------------------------- */
.narrow-only { display: none; }
@media (max-width: 680px) {
  .wide-only { display: none; }
  .narrow-only { display: inline; }
  .nav { padding: 10px 0; }
  .nav .btn { padding: .45rem .8rem; font-size: .8rem; }
  .wordmark span { font-size: 1.18rem; }
  .stage-hint { line-height: 1.5; }
}

/* --- Light-scheme definition ------------------------------------------
   Glass over a pale atmosphere loses its edge. Light appearances get a
   deeper shadow and a firmer hairline so panels still read as panels.
   ---------------------------------------------------------------------- */
[data-troxic-scheme="light"] { --shade: rgba(15, 23, 42, .22); }
[data-troxic-scheme="light"] .glass,
[data-troxic-scheme="light"] .card,
[data-troxic-scheme="light"] .float-card,
[data-troxic-scheme="light"] .node,
[data-troxic-scheme="light"] .lane,
[data-troxic-scheme="light"] .keygroup,
[data-troxic-scheme="light"] .swatch { border-color: color-mix(in srgb, var(--text-1) 14%, transparent); }
[data-troxic-scheme="light"] .float-card { box-shadow: inset 0 1px 0 var(--spec), 0 18px 44px -24px var(--shade); }

/* A pointer out to the full policy, sitting under the wiring diagram. */
.policy-link {
  margin-top: 1.25rem; text-align: center;
  font-size: .88rem; color: var(--text-2);
}
.policy-link a, .fine a {
  color: var(--text-1);
  text-decoration: underline;
  text-decoration-color: color-mix(in srgb, var(--accent) 55%, transparent);
  text-underline-offset: 3px;
  transition: text-decoration-color .18s var(--ease), color .18s var(--ease);
}
.policy-link a:hover, .fine a:hover { color: var(--accent); text-decoration-color: var(--accent); }

/* --- Waitlist sheet -----------------------------------------------------
   A native <dialog>, so focus trapping, Esc-to-close and inertness come
   from the platform rather than from script. Styled as one more piece of
   Troxic chrome: glass panel, serif heading, accent send.
   ---------------------------------------------------------------------- */
.sheet {
  width: min(460px, calc(100vw - 32px));
  padding: 0;
  border: 1px solid color-mix(in srgb, var(--text-1) 12%, transparent);
  border-radius: var(--radius-panel);
  background: color-mix(in srgb, var(--glass-tint) 88%, transparent);
  -webkit-backdrop-filter: blur(40px) saturate(190%);
  backdrop-filter: blur(40px) saturate(190%);
  box-shadow: inset 0 1px 0 var(--spec), 0 50px 100px -35px rgba(0, 0, 0, .7);
  color: var(--text-1);
}
.sheet::backdrop {
  background: rgba(0, 0, 0, .5);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
}
.sheet[open] { animation: sheet-in .26s var(--ease); }
.sheet[open]::backdrop { animation: fade-in .26s var(--ease); }
@keyframes sheet-in { from { opacity: 0; transform: translateY(10px) scale(.98); } }
@keyframes fade-in { from { opacity: 0; } }

.sheet-form { position: relative; }
.sheet-body { padding: 26px 26px 22px; display: grid; gap: 14px; }
/* `display: grid` above outranks the UA's [hidden] rule, so say it here. */
.sheet-body[hidden] { display: none; }
.sheet-body h2.display { font-size: 1.65rem; }
.sheet-lede { font-size: .875rem; color: var(--text-2); line-height: 1.55; margin-top: -6px; }

.sheet-close {
  position: absolute; top: 12px; right: 12px; z-index: 1;
  width: 27px; height: 27px; border-radius: 999px;
  display: grid; place-items: center;
  color: var(--text-2);
  background: color-mix(in srgb, var(--text-1) 6%, transparent);
  transition: color .16s var(--ease), background-color .16s var(--ease);
}
.sheet-close:hover { color: var(--text-1); background: color-mix(in srgb, var(--text-1) 11%, transparent); }

.field { display: grid; gap: 5px; }
.field-label { font-size: .74rem; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; color: var(--text-2); }
.field input, .field textarea {
  width: 100%;
  padding: 9px 11px;
  font-family: inherit; font-size: .9rem; line-height: 1.5;
  color: var(--text-1);
  background: color-mix(in srgb, var(--reader-bg) 60%, transparent);
  border: 1px solid color-mix(in srgb, var(--text-1) 14%, transparent);
  border-radius: var(--radius-chip);
  transition: border-color .16s var(--ease), box-shadow .16s var(--ease);
  resize: vertical;
}
.field input::placeholder, .field textarea::placeholder { color: color-mix(in srgb, var(--text-2) 65%, transparent); }
.field input:focus, .field textarea:focus {
  outline: none;
  border-color: color-mix(in srgb, var(--accent) 60%, transparent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent);
}
.field.is-bad input, .field.is-bad textarea { border-color: #E0568C; }
.field.is-bad input:focus, .field.is-bad textarea:focus { box-shadow: 0 0 0 3px rgba(224, 86, 140, .18); }
.field-error { font-size: .76rem; color: #E0568C; display: none; }
.field.is-bad .field-error { display: block; }

/* Honeypot — off-screen rather than display:none, which some bots skip. */
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.sheet-actions { display: flex; align-items: center; gap: 14px; margin-top: 4px; }
.sheet-actions .btn { margin-left: auto; }
.sheet-actions-center { justify-content: center; }
.sheet-actions-center .btn { margin-left: 0; }
.sheet-fine { font-size: .755rem; color: var(--text-2); line-height: 1.45; }
.sheet-fine .key { height: 1.25rem; min-width: 1.25rem; font-size: .64rem; vertical-align: -.15em; }

.sheet-fail {
  font-size: .82rem; line-height: 1.5;
  color: var(--text-1);
  padding: 10px 12px; border-radius: var(--radius-chip);
  background: rgba(224, 86, 140, .12);
  border: 1px solid rgba(224, 86, 140, .34);
}
.sheet-fail a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }

#waitlistSend[aria-busy="true"] { opacity: .7; pointer-events: none; }

.sheet-done { text-align: center; padding-top: 34px; }
.sheet-done .sheet-lede { margin-top: 0; }
.sheet-tick {
  width: 46px; height: 46px; border-radius: 999px; margin: 0 auto 2px;
  display: grid; place-items: center;
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 14%, transparent);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 30%, transparent);
}

@media (max-width: 480px) { .sheet-body { padding: 22px 18px 18px; } }