/* nexelin.pro — the organ's design: the light theme is Point Hub's tokens
 * (nexelin/front/src/lib/styles/tokens.css), the dark twin is «graphite and
 * amber» on the same token names (nexelin/front/src/entry/entry.css).
 * The theme follows the device until the visitor picks one (data-theme). */

/* Each font in three parts (Latin, Latin Extended for Turkish, Cyrillic): the browser loads only the part a page uses. */
@font-face { font-family: Inter; font-weight: 400; font-display: swap; src: url(../fonts/inter-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: Inter; font-weight: 400; font-display: swap; src: url(../fonts/inter-latin-ext-400.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: Inter; font-weight: 400; font-display: swap; src: url(../fonts/inter-cyrillic-400.woff2) format("woff2"); unicode-range: U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116; }
@font-face { font-family: Inter; font-weight: 500; font-display: swap; src: url(../fonts/inter-500.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: Inter; font-weight: 500; font-display: swap; src: url(../fonts/inter-latin-ext-500.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: Inter; font-weight: 500; font-display: swap; src: url(../fonts/inter-cyrillic-500.woff2) format("woff2"); unicode-range: U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116; }
@font-face { font-family: Inter; font-weight: 600; font-display: swap; src: url(../fonts/inter-600.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: Inter; font-weight: 600; font-display: swap; src: url(../fonts/inter-latin-ext-600.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: Inter; font-weight: 600; font-display: swap; src: url(../fonts/inter-cyrillic-600.woff2) format("woff2"); unicode-range: U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116; }
@font-face { font-family: Inter; font-weight: 700; font-display: swap; src: url(../fonts/inter-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; }
@font-face { font-family: Inter; font-weight: 700; font-display: swap; src: url(../fonts/inter-latin-ext-700.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: Inter; font-weight: 700; font-display: swap; src: url(../fonts/inter-cyrillic-700.woff2) format("woff2"); unicode-range: U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116; }
@font-face { font-family: Geist; font-weight: 500; font-display: swap; src: url(../fonts/geist-500.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: Geist; font-weight: 500; font-display: swap; src: url(../fonts/geist-latin-ext-500.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: Geist; font-weight: 500; font-display: swap; src: url(../fonts/geist-cyrillic-500.woff2) format("woff2"); unicode-range: U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116; }
@font-face { font-family: Geist; font-weight: 600; font-display: swap; src: url(../fonts/geist-600.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: Geist; font-weight: 600; font-display: swap; src: url(../fonts/geist-latin-ext-600.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: Geist; font-weight: 600; font-display: swap; src: url(../fonts/geist-cyrillic-600.woff2) format("woff2"); unicode-range: U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116; }
@font-face { font-family: Geist; font-weight: 700; font-display: swap; src: url(../fonts/geist-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; }
@font-face { font-family: Geist; font-weight: 700; font-display: swap; src: url(../fonts/geist-latin-ext-700.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: Geist; font-weight: 700; font-display: swap; src: url(../fonts/geist-cyrillic-700.woff2) format("woff2"); unicode-range: U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116; }
@font-face { font-family: "Geist Mono"; font-weight: 400; font-display: swap; src: url(../fonts/geist-mono-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: "Geist Mono"; font-weight: 400; font-display: swap; src: url(../fonts/geist-mono-latin-ext-400.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: "Geist Mono"; font-weight: 400; font-display: swap; src: url(../fonts/geist-mono-cyrillic-400.woff2) format("woff2"); unicode-range: U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116; }
@font-face { font-family: "Geist Mono"; font-weight: 500; font-display: swap; src: url(../fonts/geist-mono-500.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: "Geist Mono"; font-weight: 500; font-display: swap; src: url(../fonts/geist-mono-latin-ext-500.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: "Geist Mono"; font-weight: 500; font-display: swap; src: url(../fonts/geist-mono-cyrillic-500.woff2) format("woff2"); unicode-range: U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116; }

:root {
  color-scheme: light;
  --bg:      #f1f5f9;
  --panel:   #ffffff;
  --border:  #e2e8f0;
  --text:    #0f172a;
  --muted:   #64748b;
  --faint:   #94a3b8;
  --primary:   #2563eb;
  --primary-h: #1d4ed8;
  --primary-soft: #dbeafe;
  --success: #059669;
  --hover:   #f1f5f9;
  --brand-side: linear-gradient(140deg, #1e3a8a 0%, #2563eb 40%, #0ea5e9 100%);
  --on-side: #ffffff;
  --on-side-muted: #ffffffc7;
  --shadow: 0 1px 2px rgba(15, 23, 42, .04), 0 8px 24px rgba(15, 23, 42, .06);

  --tone-amber-bg: #fef3c7; --tone-amber-fg: #92400e;
  --tone-green-bg: #dcfce7; --tone-green-fg: #166534;
  --tone-blue-bg:  #dbeafe; --tone-blue-fg:  #1e40af;

  --font-sans: Inter, system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-head: Geist, Inter, system-ui, sans-serif;
  --font-mono: "Geist Mono", "SF Mono", Menlo, monospace;
}

/* the dark twin — the same names, graphite and amber */
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg:      #1c1917;
  --panel:   #292524;
  --border:  #44403c;
  --text:    #fafaf9;
  --muted:   #d6d3d1;
  --faint:   #a8a29e;
  --primary:   #f59e0b;
  --primary-h: #d97706;
  --primary-soft: #f59e0b24;
  --success: #34d399;
  --hover:   #33302c;
  --brand-side: linear-gradient(150deg, #1c1917, #33302c 55%, #4a453f);
  --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 8px 24px rgba(0, 0, 0, .25);
  --tone-amber-bg: #f59e0b2e; --tone-amber-fg: #fcd34d;
  --tone-green-bg: #34d39924; --tone-green-fg: #6ee7b7;
  --tone-blue-bg:  #e7e5e41a; --tone-blue-fg:  #e7e5e4;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  font: 400 16px/1.6 var(--font-sans);
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}
a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-h); }
:focus-visible { outline: 2px solid var(--primary); outline-offset: 3px; border-radius: 6px; }
img, svg { display: block; }
.ico { width: 18px; height: 18px; flex-shrink: 0; }

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--panel); padding: 8px 12px; border-radius: 8px; z-index: 10; }
.skip:focus { left: 8px; }

/* ── header ─────────────────────────────────────────────────────────── */
.top {
  position: sticky; top: 0; z-index: 5;
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--border);
}
.top > .wrap { display: flex; align-items: center; gap: 20px; height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--text); }
.brand:hover { color: var(--text); }
.brand .mark { width: 32px; height: 32px; }
.brand .word { font: 600 20px var(--font-head); letter-spacing: -.025em; }
.top .tagline { display: none; padding-left: 16px; border-left: 1px solid var(--border); color: var(--muted); font-size: 14px; white-space: nowrap; }
@media (min-width: 1180px) { .top .tagline { display: inline; } }
footer .tagline { color: var(--text); font-weight: 500; }
.nav { display: flex; gap: 4px; margin-left: auto; }
.nav a { color: var(--muted); font: 500 14px var(--font-sans); padding: 6px 10px; border-radius: 7px; white-space: nowrap; }
/* six sections do not fit a narrow header in every language: below 960 px a menu button opens them as a panel */
@media (max-width: 960px) { .nav { display: none; } .tools { margin-left: auto; } }
.nav a:hover { color: var(--text); background: var(--hover); }
.tools { display: flex; align-items: center; gap: 6px; }
/* language menu — the organ's LangMenu (nexelin/front/src/components/LangMenu.svelte), its fixed light colours put on
 * the site's tokens so the dark twin works: --sel is the organ's #eff6ff, --sel-border its #bfdbfe */
.lang {
  position: relative;
  --sel: color-mix(in srgb, var(--primary) 8%, var(--panel));
  --sel-border: color-mix(in srgb, var(--primary) 32%, var(--panel));
}
.lang .trigger {
  display: inline-flex; align-items: center; gap: 6px; height: 30px; padding: 0 8px;
  border: 1px solid var(--border); border-radius: 8px; background: var(--panel); color: var(--text);
  cursor: pointer; font: 600 12px var(--font-mono); letter-spacing: .04em;
  transition: background .15s, border-color .15s;
}
.lang .trigger:hover { background: var(--hover); }
.lang .trigger:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
.lang.open .trigger { background: var(--sel); border-color: var(--sel-border); }
.lang .trigger .ico { width: 16px; height: 16px; }
.lang .trigger .caret { width: 10px; height: 10px; stroke-width: 2.5; color: var(--faint); transition: transform .2s; }
.lang.open .trigger .caret { transform: rotate(180deg); }
.lang .menu {
  position: absolute; top: calc(100% + 6px); right: 0; z-index: 50; min-width: 180px;
  margin: 0; padding: 4px; list-style: none;
  background: var(--panel); border: 1px solid var(--border); border-radius: 10px;
  box-shadow: 0 14px 32px #0f172a22;
}
.lang .menu li {
  display: grid; grid-template-columns: 18px 1fr auto; gap: 10px; align-items: center;
  padding: 8px 10px; border-radius: 6px; cursor: pointer; color: var(--text);
  font: 500 13px var(--font-sans); user-select: none;
}
.lang .menu li:hover, .lang .menu li.active, .lang .menu li:focus-visible { background: var(--sel); outline: none; }
.lang .menu .check { display: inline-flex; visibility: hidden; color: var(--primary); }
.lang .menu .check .ico { width: 14px; height: 14px; stroke-width: 2.5; }
.lang .menu li.current .check { visibility: visible; }
.lang .menu li[aria-selected="true"] .name { color: var(--primary); font-weight: 600; }
.lang .menu .code-suffix { color: var(--muted); font: 500 11px var(--font-mono); letter-spacing: .04em; }
@media (max-width: 640px) {
  .lang .trigger { height: 32px; }
  .lang .trigger .code { font-size: 11px; }
  .lang .menu li { padding: 12px 10px; min-height: 44px; }
  .lang .menu { min-width: 200px; }
}
.theme {
  display: inline-grid; place-items: center; width: 34px; height: 30px;
  border: 1px solid var(--border); border-radius: 8px; background: transparent;
  color: var(--muted); cursor: pointer;
}
.theme:hover { color: var(--text); background: var(--hover); }
.theme .ico { width: 16px; height: 16px; }
.theme .sun { display: none; }
:root[data-theme="dark"] .theme .sun { display: block; }
:root[data-theme="dark"] .theme .moon { display: none; }
/* narrow header: the menu button and its panel, laid over the page under the header so nothing below jumps */
.burger {
  display: none; place-items: center; width: 38px; height: 30px;
  border: 1px solid var(--border); border-radius: 8px; background: var(--panel);
  color: var(--text); cursor: pointer;
}
.burger:hover { background: var(--hover); }
.burger .ico { width: 18px; height: 18px; }
.burger .cross, .top.menu-open .burger .bars { display: none; }
.top.menu-open .burger .cross { display: block; }
.top.menu-open .burger { background: var(--hover); }
@media (max-width: 960px) { .burger { display: inline-grid; } }
.mnav {
  position: absolute; left: 0; right: 0; top: 100%;
  max-height: calc(100dvh - 64px); overflow-y: auto; overscroll-behavior: contain;
  background: var(--bg); border-bottom: 1px solid var(--border);
  box-shadow: 0 18px 32px -18px rgb(0 0 0 / .28);
  animation: mnav-in .18s ease-out;
}
.mnav[hidden] { display: none; }
.mnav .wrap { display: flex; flex-direction: column; padding-top: 8px; padding-bottom: 12px; }
.mnav a {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  min-height: 52px; padding: 0 12px; border-radius: 10px;
  color: var(--text); font: 500 17px var(--font-sans);
}
.mnav a + a { border-top: 1px solid var(--border); }
.mnav a .ico { width: 16px; height: 16px; color: var(--faint); }
.mnav a:hover, .mnav a:focus-visible { background: var(--hover); color: var(--text); }
.mnav a:hover .ico { color: var(--primary); }
@keyframes mnav-in { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) { .mnav { animation: none; } }
@media (min-width: 961px) { .mnav { display: none !important; } }

/* ── buttons: the organ's outlined button, one size up ───────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font: 600 14px var(--font-sans);
  padding: 10px 16px; border-radius: 9px;
  border: 1px solid transparent; cursor: pointer;
  transition: background .15s, color .15s, border-color .15s;
}
.btn .ico { width: 16px; height: 16px; }
.btn.primary { color: var(--primary); border-color: var(--primary); background: transparent; }
.btn.primary:hover { background: var(--primary-soft); color: var(--primary); }
.btn.on-side { color: #fff; border-color: #ffffff8c; }
.btn.on-side:hover { background: #ffffff1f; color: #fff; }
.btn.solid-on-side { background: #fff; color: #1e3a8a; }
.btn.solid-on-side:hover { background: #eff6ff; color: #1e3a8a; }
:root[data-theme="dark"] .btn.solid-on-side { background: #f59e0b; color: #1c1917; }
:root[data-theme="dark"] .btn.solid-on-side:hover { background: #fbbf24; color: #1c1917; }

/* ── hero: the entry page's brand side + a real-looking card stack ───── */
.hero { padding: 28px 0 0; }
.hero-box {
  position: relative; overflow: hidden;
  background: var(--brand-side); color: var(--on-side);
  border-radius: 20px;
  display: grid; grid-template-columns: 1.08fr 1fr; gap: 40px;
  padding: 64px 56px;
}
.hero-box::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(circle at 20% 90%, #ffffff18 0%, transparent 40%),
    radial-gradient(circle at 80% 10%, #ffffff22 0%, transparent 35%);
}
.hero-text { position: relative; z-index: 1; align-self: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font: 500 12px var(--font-mono); letter-spacing: .1em; text-transform: uppercase;
  color: var(--on-side-muted);
}
.hero h1 {
  font: 700 clamp(34px, 4.6vw, 54px)/1.06 var(--font-head);
  letter-spacing: -.035em; margin: 16px 0 0;
}
.hero h1 .second { display: block; color: var(--on-side-muted); font-weight: 600; font-size: .62em; letter-spacing: -.02em; line-height: 1.2; margin-top: 14px; }
.hero p.lead { font-size: 17px; color: var(--on-side-muted); margin: 22px 0 30px; max-width: 520px; }
.hero .actions { display: flex; flex-wrap: wrap; gap: 10px; }

.stack { position: relative; z-index: 1; display: flex; flex-direction: column; gap: 12px; align-self: center; }
.card {
  background: var(--panel); color: var(--text);
  border: 1px solid var(--border); border-left: 4px solid var(--fc, var(--faint));
  border-radius: 10px; padding: 14px 16px;
  box-shadow: 0 1px 2px rgba(15, 23, 42, .06), 0 12px 32px rgba(15, 23, 42, .18);
}
.card.decision { --fc: #f59e0b; }
.card.done { --fc: var(--success); opacity: .94; }
.card.silence { --fc: #0ea5e9; }
.card-head { display: flex; align-items: center; gap: 8px; font: 500 12px var(--font-sans); color: var(--muted); }
.card-head .ico { width: 14px; height: 14px; }
.card-head .time { margin-left: auto; font: 500 12px var(--font-mono); color: var(--faint); }
.card h3 { font: 600 15px/1.35 var(--font-sans); margin: 8px 0 4px; }
.card p { font-size: 13px; color: var(--muted); margin: 0; line-height: 1.5; }
.card .row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.card p.spared { margin-top: 10px; padding-top: 8px; border-top: 1px dashed var(--border); font-size: 12px; color: var(--faint); }
.mini {
  font: 600 12px var(--font-sans); padding: 5px 11px; border-radius: 7px;
  border: 1px solid var(--primary); color: var(--primary); background: transparent;
}
.mini.ghost { border-color: var(--border); color: var(--muted); }
.pill {
  display: inline-block; padding: 2px 8px; border-radius: 999px;
  font: 500 11px var(--font-sans); white-space: nowrap;
  background: var(--tone-bg, var(--hover)); color: var(--tone-fg, var(--muted));
}
.pill.amber { --tone-bg: var(--tone-amber-bg); --tone-fg: var(--tone-amber-fg); }
.pill.green { --tone-bg: var(--tone-green-bg); --tone-fg: var(--tone-green-fg); }
.pill.blue  { --tone-bg: var(--tone-blue-bg);  --tone-fg: var(--tone-blue-fg); }
.channel { font: 500 11px var(--font-mono); color: var(--faint); padding: 1px 6px; border: 1px solid var(--border); border-radius: 4px; }

/* ── sections ───────────────────────────────────────────────────────── */
section.block { padding: 96px 0 0; }
.kicker { font: 500 12px var(--font-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--primary); margin: 0 0 12px; }
h2 { font: 700 clamp(26px, 3.2vw, 36px)/1.15 var(--font-head); letter-spacing: -.03em; margin: 0 0 16px; max-width: 760px; }
.intro { font-size: 17px; color: var(--muted); max-width: 720px; margin: 0 0 40px; }

.grid { display: grid; gap: 16px; }
.grid.three { grid-template-columns: repeat(3, 1fr); }
.grid.four { grid-template-columns: repeat(4, 1fr); }
.grid.two { grid-template-columns: repeat(2, 1fr); }
.tile {
  background: var(--panel); border: 1px solid var(--border); border-radius: 14px;
  padding: 24px; box-shadow: 0 1px 2px rgba(15, 23, 42, .04);
}
.tile .badge {
  width: 38px; height: 38px; border-radius: 10px; display: grid; place-items: center;
  background: var(--primary-soft); color: var(--primary); margin-bottom: 16px;
}
.tile .badge .ico { width: 19px; height: 19px; }
.tile h3 { font: 600 17px/1.3 var(--font-head); letter-spacing: -.01em; margin: 0 0 8px; }
.tile p { margin: 0; color: var(--muted); font-size: 15px; }
.tile code { font: 500 13.5px var(--font-mono); color: var(--text); background: var(--hover); padding: 1px 6px; border-radius: 5px; }

.sub { font: 600 14px var(--font-sans); color: var(--text); margin: 48px 0 16px; display: flex; align-items: center; gap: 10px; }
.sub::after { content: ""; flex: 1; height: 1px; background: var(--border); }

.steps { counter-reset: step; }
.steps .tile { position: relative; }
.steps .num { font: 500 12px var(--font-mono); color: var(--faint); position: absolute; top: 24px; right: 24px; }

.promise {
  margin-top: 16px; display: flex; gap: 16px; align-items: flex-start;
  background: var(--panel); border: 1px solid var(--border); border-left: 4px solid var(--primary);
  border-radius: 14px; padding: 22px 24px;
}
.promise .ico { width: 22px; height: 22px; color: var(--primary); margin-top: 2px; }
.promise p { margin: 0; color: var(--muted); }
.promise strong { color: var(--text); font-weight: 600; }

.live {
  display: grid; grid-template-columns: auto 1fr; gap: 20px; align-items: center;
  background: var(--panel); border: 1px solid var(--border); border-radius: 16px; padding: 28px;
}
.live .dot { width: 12px; height: 12px; border-radius: 50%; background: #10b981; box-shadow: 0 0 0 5px #10b98133; }
.live p { margin: 0; font-size: 17px; }
.live .muted { color: var(--muted); font-size: 15px; margin-top: 4px; }

.contact {
  margin: 96px 0 0;
  background: var(--brand-side); color: var(--on-side);
  border-radius: 20px; padding: 56px; position: relative; overflow: hidden;
  display: grid; grid-template-columns: 1.2fr 1fr; gap: 40px; align-items: center;
}
.contact h2 { color: var(--on-side); }
.contact p { color: var(--on-side-muted); margin: 0; font-size: 17px; max-width: 520px; }
.contact .ways { display: flex; flex-direction: column; gap: 10px; position: relative; z-index: 1; }
.contact .way {
  display: flex; align-items: center; gap: 12px; color: #fff;
  background: #ffffff14; border: 1px solid #ffffff2e; border-radius: 12px; padding: 14px 16px;
  font: 600 16px var(--font-sans);
}
.contact .way:hover { background: #ffffff24; color: #fff; }
.contact .way small { display: block; font: 500 12px var(--font-sans); color: var(--on-side-muted); }
.contact .note { font-size: 13px; margin-top: 18px; }

/* ── footer ─────────────────────────────────────────────────────────── */
footer { padding: 48px 0 40px; margin-top: 64px; border-top: 1px solid var(--border); color: var(--muted); font-size: 14px; }
footer .wrap { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 28px; }
footer .brand .mark { width: 24px; height: 24px; }
footer .brand .word { font-size: 16px; }
footer nav { display: flex; gap: 18px; margin-left: auto; }
footer a { color: var(--muted); }
footer a:hover { color: var(--text); }

/* ── legal pages ────────────────────────────────────────────────────── */
.legal { max-width: 760px; padding: 56px 24px 0; margin: 0 auto; }
.legal h1 { font: 700 34px var(--font-head); letter-spacing: -.03em; margin: 0 0 28px; }
.legal h2 { font-size: 20px; margin: 36px 0 10px; }
.legal p, .legal li { color: var(--muted); }
.legal strong { color: var(--text); }

/* ── responsive ─────────────────────────────────────────────────────── */
@media (max-width: 960px) {
  .hero-box { grid-template-columns: 1fr; padding: 44px 32px; }
  .grid.four { grid-template-columns: repeat(2, 1fr); }
  .grid.three { grid-template-columns: 1fr; }
  .contact { grid-template-columns: 1fr; padding: 40px 32px; }
}
@media (max-width: 720px) {
  .nav { display: none; }
  .tools { margin-left: auto; }
  .wrap { padding: 0 16px; }
  .hero { padding-top: 16px; }
  .hero-box { padding: 36px 22px; border-radius: 16px; gap: 28px; }
  .hero p.lead { font-size: 16px; }
  section.block { padding-top: 72px; }
  .grid.four, .grid.two { grid-template-columns: 1fr; }
  .tile { padding: 20px; }
  .contact { padding: 32px 22px; border-radius: 16px; margin-top: 72px; }
  .live { padding: 22px; }
  footer nav { margin-left: 0; }
}

/* ── where your Nexelin lives ───────────────────────────────────────── */
.place .pill { margin: 0 0 10px; }
.place h3 { margin-bottom: 6px; }
.trust { margin-top: 16px; }

/* ── download: the visitor's platform first, the rest below ─────────── */
.dl-feature {
  display: grid; grid-template-columns: auto 1fr auto; gap: 24px; align-items: center;
  background: var(--panel); border: 1px solid var(--border); border-left: 4px solid var(--primary);
  border-radius: 16px; padding: 28px; box-shadow: var(--shadow);
}
.dl-feature[hidden], .dl-grid .dl-tile[hidden] { display: none; }
.dl-feature.soon { border-left-color: var(--faint); }
.dl-feature .badge, .dl-tile .badge {
  width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center;
  background: var(--primary-soft); color: var(--primary);
}
.dl-feature .badge .ico { width: 26px; height: 26px; }
.dl-feature h3 { font: 700 24px/1.2 var(--font-head); letter-spacing: -.02em; margin: 0; }
.dl-feature p { margin: 0; color: var(--muted); }
.dl-feature .dl-req { font: 500 13px var(--font-mono); color: var(--faint); margin: 4px 0 10px; }
.dl-for { display: flex; align-items: center; gap: 8px; margin-bottom: 8px !important; font: 500 12px var(--font-mono);
  letter-spacing: .08em; text-transform: uppercase; color: var(--faint) !important; }
.dl-feature .dl-mine { display: none; text-transform: none; letter-spacing: 0; }
.dl-feature.recognised .dl-mine { display: inline-block; }
.dl-feature.recognised .dl-guess { display: none; }
.dl-action { display: flex; flex-direction: column; align-items: flex-end; gap: 8px; }
.dl-btn { background: var(--primary); color: #fff; border-color: var(--primary); padding: 12px 20px; font-size: 15px; white-space: nowrap; }
.dl-btn:hover { background: var(--primary-h); border-color: var(--primary-h); color: #fff; }
:root[data-theme="dark"] .dl-btn { color: #1c1917; }
:root[data-theme="dark"] .dl-btn:hover { color: #1c1917; }
.dl-btn[aria-disabled="true"], .dl-btn[aria-disabled="true"]:hover {
  background: var(--hover); border-color: var(--border); color: var(--faint); cursor: not-allowed;
}
.dl-meta { font: 500 12px var(--font-mono); color: var(--faint); }
.pill .ico { display: inline; width: 12px; height: 12px; vertical-align: -2px; margin-right: 4px; }
.dl-grid .tile { display: flex; flex-direction: column; }
.dl-tile .dl-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 8px; margin-bottom: 16px; }
.dl-tile .badge { width: 38px; height: 38px; border-radius: 10px; margin: 0; }
.dl-tile .badge .ico { width: 19px; height: 19px; }
.dl-tile.soon .badge { background: var(--hover); color: var(--faint); }
.dl-tile p { font-size: 14px; }
.dl-tile .dl-action { margin-top: auto; padding-top: 18px; align-items: stretch; }
.dl-tile .dl-btn { justify-content: center; padding: 9px 14px; font-size: 14px; }
.dl-tile .dl-meta { text-align: center; }
.dl-note { display: flex; gap: 10px; align-items: flex-start; color: var(--muted); font-size: 14px; margin: 20px 0 0; max-width: 820px; }
.dl-note .ico { color: var(--faint); margin-top: 3px; width: 16px; height: 16px; }
@media (max-width: 720px) {
  .dl-feature { grid-template-columns: 1fr; padding: 22px; gap: 16px; }
  .dl-action { align-items: stretch; }
  .dl-action .dl-btn { justify-content: center; }
  .dl-action .pill { align-self: flex-start; }
  .dl-action .dl-meta { text-align: center; }
}

/* ── questions: native disclosure, one answer per question ──────────── */
.faq { display: grid; gap: 10px; max-width: 860px; }
.faq details { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; }
.faq summary {
  display: flex; align-items: center; gap: 14px; padding: 18px 20px; cursor: pointer; list-style: none;
  font: 600 16px/1.35 var(--font-head); letter-spacing: -.01em;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary .ico { margin-left: auto; color: var(--faint); transition: transform .2s; }
.faq details[open] summary .ico { transform: rotate(45deg); color: var(--primary); }
.faq details > div { padding: 0 20px 18px; color: var(--muted); }
.faq details > div p { margin: 0; }
.faq details > div p + p { margin-top: 10px; }

/* ── page for someone Nexelin wrote to or answered ──────────────────── */
.letter { max-width: 860px; padding: 56px 24px 0; margin: 0 auto; }
.letter h1 { font: 700 clamp(30px, 4vw, 44px)/1.1 var(--font-head); letter-spacing: -.035em; margin: 12px 0 16px; }
.letter .intro { margin-bottom: 32px; }
.letter .grid { margin-bottom: 16px; }
.letter .promise { margin-bottom: 16px; }
.letter .back { display: inline-flex; align-items: center; gap: 8px; margin-top: 32px; font-weight: 600; }

/* ── the way in: the browser first, then the apps; by invitation, with a request form ── */
.dl-ways { display: grid; gap: 16px; }
.dl-first { margin-top: 10px !important; font-size: 14px; }
.dl-first a { color: var(--primary); text-decoration: underline; text-underline-offset: 3px; }
.dl-web .dl-btn .ico { width: 16px; height: 16px; }
.invite {
  display: grid; grid-template-columns: 1.1fr 1fr; gap: 40px; margin-top: 48px;
  background: var(--panel); border: 1px solid var(--border); border-radius: 16px; padding: 36px; box-shadow: var(--shadow);
  scroll-margin-top: 88px;
}
.invite h3 { font: 700 24px/1.2 var(--font-head); letter-spacing: -.02em; margin: 0 0 10px; }
.invite .inv-text > p { margin: 0 0 22px; color: var(--muted); }
.inv-way { display: grid; grid-template-columns: auto 1fr; gap: 14px; margin-top: 18px; }
.inv-way > .ico { width: 38px; height: 38px; padding: 10px; border-radius: 10px; background: var(--primary-soft); color: var(--primary); }
.inv-way h4 { font: 600 16px/1.3 var(--font-head); margin: 2px 0 4px; }
.inv-way p { margin: 0; color: var(--muted); font-size: 15px; }
.inv-form { display: flex; flex-direction: column; gap: 6px; }
.inv-form label { font: 600 13px var(--font-sans); color: var(--text); margin-top: 8px; }
.inv-form label:first-child { margin-top: 0; }
.inv-form .opt { font-weight: 500; color: var(--faint); }
.inv-form input, .inv-form textarea {
  font: 400 15px/1.4 var(--font-sans); color: var(--text); background: var(--bg);
  border: 1px solid var(--border); border-radius: 10px; padding: 11px 13px; width: 100%; box-sizing: border-box;
}
.inv-form textarea { resize: vertical; min-height: 96px; }
.inv-form input:focus, .inv-form textarea:focus {
  outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-soft);
}
.inv-form .dl-btn { margin-top: 14px; justify-content: center; }
.inv-hint { margin: 8px 0 0; font-size: 13px; color: var(--muted); }
.inv-hint a { color: var(--primary); }
.inv-trap { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.inv-form { position: relative; }
.inv-form[hidden] { display: none; }
.inv-err { margin: 2px 0 0; font-size: 13px; color: var(--tone-amber-fg); }
.inv-err[hidden] { display: none; }
.inv-form [aria-invalid] { border-color: var(--tone-amber-fg); }
.inv-form .dl-btn[disabled] { opacity: .7; cursor: progress; }
.inv-msg { display: none; gap: 12px; align-items: flex-start; margin-top: 14px; padding: 16px 18px; border-radius: 12px;
  border: 1px solid var(--border); background: var(--bg); scroll-margin-top: 88px; }
.inv-msg.shown, .inv-msg:target { display: flex; }
.inv-msg p { margin: 0; font-size: 14px; color: var(--muted); }
.inv-msg a { color: var(--primary); }
.inv-msg > .ico { flex: none; width: 20px; height: 20px; margin-top: 1px; }
.inv-msg.ok { margin-top: 0; padding: 22px; background: var(--tone-green-bg); border-color: transparent; }
.inv-msg.ok > .ico { color: var(--tone-green-fg); }
.inv-msg.ok .h { font: 600 17px/1.3 var(--font-head); color: var(--tone-green-fg); margin-bottom: 4px; }
.inv-msg.ok p { color: var(--tone-green-fg); }
.inv-msg.warn { background: var(--tone-amber-bg); border-color: transparent; }
.inv-msg.warn > .ico, .inv-msg.warn p { color: var(--tone-amber-fg); }
.inv-msg.warn a { color: var(--tone-amber-fg); font-weight: 600; }
.inv-side:has(.inv-msg.ok:target) .inv-form { display: none; }
@media (max-width: 860px) {
  .invite { grid-template-columns: 1fr; gap: 28px; padding: 22px; margin-top: 36px; }
}