/* ============================================================================
   Frendy — site design system
   "Cipher vault" aesthetic: deep space ground, teal↔cyan glow, mono for crypto.
   Brand teal is inherited from the app (light #0f766e / dark #2dd4bf).
   Both themes are first-class. Dark is the signature.
   ========================================================================== */

/* ---- Fonts (self-host at deploy; CDN links live in each page <head>) ------ */

/* ---- Tokens -------------------------------------------------------------- */
:root{
  /* type */
  --display:"Sora","Segoe UI",system-ui,sans-serif;
  --sans:"IBM Plex Sans","Segoe UI",system-ui,-apple-system,Roboto,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,"SF Mono","Cascadia Code",Menlo,Consolas,monospace;

  /* dark = signature palette (default declarations here are LIGHT; dark below) */
  --bg:#f4f7fb;
  --bg-2:#eaeff6;
  --grid:rgba(13,148,136,.05);
  --surface:#ffffff;
  --surface-2:#f0f4f9;
  --surface-3:#e8eef6;
  --border:#dbe3ee;
  --border-strong:#c4d0e0;
  --ink:#0b1220;
  --ink-2:#26324a;
  --muted:#54617a;
  --faint:#8492a8;
  --accent:#0d9488;
  --accent-ink:#0b7268;
  --accent-2:#0891b2;
  --accent-soft:#d6f1ee;
  --glow:rgba(13,148,136,.16);
  --glow-2:rgba(8,145,178,.14);
  --yes:#12905d; --partial:#c07817; --no:#c33c58;
  --shadow-sm:0 1px 2px rgba(15,28,50,.06),0 2px 8px rgba(15,28,50,.05);
  --shadow:0 4px 24px rgba(15,28,50,.08),0 1px 3px rgba(15,28,50,.06);
  --shadow-lg:0 24px 70px rgba(15,28,50,.14);
  --radius:16px;
  --radius-lg:24px;
  --maxw:1200px;
}
@media (prefers-color-scheme:dark){
  :root{
    --bg:#060a11;
    --bg-2:#0a0f1a;
    --grid:rgba(45,212,191,.045);
    --surface:#0e1624;
    --surface-2:#121c2d;
    --surface-3:#17233a;
    --border:#1e2c42;
    --border-strong:#2a3c58;
    --ink:#e9f0fa;
    --ink-2:#c2cee0;
    --muted:#8fa0ba;
    --faint:#5f6f88;
    --accent:#2dd4bf;
    --accent-ink:#5eead4;
    --accent-2:#22d3ee;
    --accent-soft:#0f2f2c;
    --glow:rgba(45,212,191,.22);
    --glow-2:rgba(34,211,238,.18);
    --yes:#35d492; --partial:#f0b24e; --no:#f2708a;
    --shadow-sm:0 1px 2px rgba(0,0,0,.4);
    --shadow:0 8px 40px rgba(0,0,0,.5);
    --shadow-lg:0 30px 90px rgba(0,0,0,.6);
  }
}
:root[data-theme="dark"]{
  --bg:#060a11; --bg-2:#0a0f1a; --grid:rgba(45,212,191,.045);
  --surface:#0e1624; --surface-2:#121c2d; --surface-3:#17233a;
  --border:#1e2c42; --border-strong:#2a3c58;
  --ink:#e9f0fa; --ink-2:#c2cee0; --muted:#8fa0ba; --faint:#5f6f88;
  --accent:#2dd4bf; --accent-ink:#5eead4; --accent-2:#22d3ee; --accent-soft:#0f2f2c;
  --glow:rgba(45,212,191,.22); --glow-2:rgba(34,211,238,.18);
  --yes:#35d492; --partial:#f0b24e; --no:#f2708a;
  --shadow-sm:0 1px 2px rgba(0,0,0,.4);
  --shadow:0 8px 40px rgba(0,0,0,.5);
  --shadow-lg:0 30px 90px rgba(0,0,0,.6);
}
:root[data-theme="light"]{
  --bg:#f4f7fb; --bg-2:#eaeff6; --grid:rgba(13,148,136,.05);
  --surface:#ffffff; --surface-2:#f0f4f9; --surface-3:#e8eef6;
  --border:#dbe3ee; --border-strong:#c4d0e0;
  --ink:#0b1220; --ink-2:#26324a; --muted:#54617a; --faint:#8492a8;
  --accent:#0d9488; --accent-ink:#0b7268; --accent-2:#0891b2; --accent-soft:#d6f1ee;
  --glow:rgba(13,148,136,.16); --glow-2:rgba(8,145,178,.14);
  --yes:#12905d; --partial:#c07817; --no:#c33c58;
  --shadow-sm:0 1px 2px rgba(15,28,50,.06),0 2px 8px rgba(15,28,50,.05);
  --shadow:0 4px 24px rgba(15,28,50,.08),0 1px 3px rgba(15,28,50,.06);
  --shadow-lg:0 24px 70px rgba(15,28,50,.14);
}

/* ---- CJK: prepend latin face, fall back to Noto Sans SC per-glyph -------- */
:root[data-lang="zh"]{
  --display:"Sora","Noto Sans SC","Segoe UI",system-ui,sans-serif;
  --sans:"IBM Plex Sans","Noto Sans SC","Segoe UI",system-ui,sans-serif;
}
/* Sora не содержит кириллицы → для русских заголовков кириллица падает на системный шрифт */
:root[data-lang="ru"]{
  --display:"Sora","Segoe UI",system-ui,sans-serif;
}

/* ---- Reset --------------------------------------------------------------- */
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  font-family:var(--sans);background:var(--bg);color:var(--ink);
  line-height:1.6;font-size:16px;-webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;overflow-x:hidden;
  background-image:
    radial-gradient(1200px 600px at 78% -8%, var(--glow), transparent 60%),
    radial-gradient(900px 500px at 8% 4%, var(--glow-2), transparent 55%),
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size:auto,auto,46px 46px,46px 46px;
  background-attachment:fixed,fixed,fixed,fixed;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
::selection{background:color-mix(in srgb,var(--accent) 32%,transparent);color:var(--ink)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}

/* ---- Layout -------------------------------------------------------------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section-sm{padding:64px 0}
@media (max-width:760px){.section{padding:64px 0}}

.eyebrow{
  font-family:var(--mono);font-size:12px;letter-spacing:.22em;text-transform:uppercase;
  color:var(--accent-ink);font-weight:600;display:inline-flex;align-items:center;gap:9px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:linear-gradient(90deg,var(--accent),transparent)}
h1,h2,h3{font-family:var(--display);font-weight:700;letter-spacing:-.02em;line-height:1.08;text-wrap:balance}
.h-xl{font-size:clamp(2.4rem,5.6vw,4.3rem);font-weight:800}
.h-lg{font-size:clamp(1.9rem,3.8vw,2.9rem)}
.h-md{font-size:clamp(1.3rem,2.2vw,1.7rem)}
.lead{font-size:clamp(1.05rem,1.6vw,1.28rem);color:var(--muted);max-width:60ch;line-height:1.55;text-align:justify}
.big-sub,.doc p,.doc li{text-align:justify}
.section-head{max-width:64ch;margin-bottom:44px}
.section-head h2{margin:14px 0 16px}

/* ---- Buttons ------------------------------------------------------------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;font-family:var(--sans);font-weight:600;
  font-size:15px;padding:13px 22px;border-radius:12px;border:1px solid transparent;
  cursor:pointer;transition:transform .16s ease,box-shadow .2s ease,background .2s ease,border-color .2s;
  white-space:nowrap;
}
.btn:active{transform:translateY(1px)}
.btn-primary{
  background:linear-gradient(180deg,var(--accent),var(--accent-ink));color:#fff;
  box-shadow:0 8px 24px var(--glow),inset 0 1px 0 rgba(255,255,255,.2);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 34px var(--glow),inset 0 1px 0 rgba(255,255,255,.25)}
:root[data-theme="dark"] .btn-primary,:root:not([data-theme="light"]) .btn-primary{color:#04110f}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .btn-primary{color:#04110f}}
.btn-ghost{background:var(--surface);border-color:var(--border-strong);color:var(--ink)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent-ink);transform:translateY(-2px)}
.btn-lg{padding:16px 28px;font-size:16px}

/* ---- Header -------------------------------------------------------------- */
.nav{
  position:sticky;top:0;z-index:50;
  backdrop-filter:saturate(150%) blur(14px);-webkit-backdrop-filter:saturate(150%) blur(14px);
  background:color-mix(in srgb,var(--bg) 78%,transparent);
  border-bottom:1px solid transparent;transition:border-color .25s,background .25s;
}
.nav.scrolled{border-bottom-color:var(--border);background:color-mix(in srgb,var(--bg) 92%,transparent)}
.nav-in{display:flex;align-items:center;gap:22px;height:66px}
.brand{display:flex;align-items:center;gap:11px;font-family:var(--display);font-weight:800;font-size:20px;letter-spacing:-.02em}
.brand .logo{width:34px;height:34px;flex:none}
.nav-links{display:flex;gap:4px;margin-left:14px}
.nav-links a{
  font-size:14.5px;font-weight:500;color:var(--muted);padding:8px 13px;border-radius:9px;
  transition:color .18s,background .18s;white-space:nowrap;
}
.nav-links a:hover{color:var(--ink);background:var(--surface-2)}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:10px}
.icon-btn{
  width:40px;height:40px;border-radius:11px;border:1px solid var(--border);background:var(--surface);
  color:var(--muted);display:grid;place-items:center;cursor:pointer;transition:all .18s;
}
.icon-btn:hover{color:var(--accent-ink);border-color:var(--accent)}
.icon-btn svg{width:19px;height:19px}
/* mobile hamburger — injected into .nav-right by app.js; visible only on narrow screens */
.nav-burger{display:none;width:40px;height:40px;border-radius:11px;border:1px solid var(--border);
  background:var(--surface);color:var(--muted);place-items:center;cursor:pointer;transition:all .18s}
.nav-burger:hover{color:var(--accent-ink);border-color:var(--accent)}
.nav-burger svg{width:20px;height:20px}

/* language switcher */
.lang{position:relative}
.lang-btn{
  display:flex;align-items:center;gap:7px;height:40px;padding:0 12px;border-radius:11px;
  border:1px solid var(--border);background:var(--surface);color:var(--ink-2);font-family:var(--mono);
  font-size:13px;font-weight:500;cursor:pointer;transition:all .18s;
}
.lang-btn:hover{border-color:var(--accent)}
.lang-menu{
  position:absolute;top:calc(100% + 8px);right:0;min-width:172px;background:var(--surface);
  border:1px solid var(--border);border-radius:13px;box-shadow:var(--shadow-lg);padding:6px;
  opacity:0;visibility:hidden;transform:translateY(-6px);transition:all .18s;z-index:60;
}
.lang.open .lang-menu{opacity:1;visibility:visible;transform:none}
.lang-menu button{
  display:flex;align-items:center;gap:10px;width:100%;text-align:left;background:none;border:none;
  color:var(--ink);font-family:var(--sans);font-size:14px;padding:9px 11px;border-radius:9px;cursor:pointer;
}
.lang-menu button:hover{background:var(--surface-2)}
/* SVG flags render identically on every OS (Windows shows no emoji flags) */
.flag{width:20px;height:14px;flex:none;border-radius:2px;background-size:cover;background-position:center;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.14),0 1px 2px rgba(0,0,0,.35);font-size:0}
.flag-en{background-image:url("flags/gb.svg")}
.flag-zh{background-image:url("flags/cn.svg")}
.flag-ru{background-image:url("flags/ru.svg")}
.lang-menu button .soon{margin-left:auto;font-family:var(--mono);font-size:10px;color:var(--faint);
  border:1px solid var(--border);border-radius:5px;padding:1px 5px}
.lang-menu button.active{color:var(--accent-ink);font-weight:600}

@media (max-width:1080px){
  .nav-burger{display:grid}
  .nav-links{
    position:absolute;top:calc(100% + 8px);left:16px;right:16px;flex-direction:column;gap:2px;margin-left:0;
    background:var(--surface);border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow-lg);
    padding:8px;opacity:0;visibility:hidden;transform:translateY(-6px);transition:all .18s;z-index:60;
  }
  .nav.menu-open .nav-links{opacity:1;visibility:visible;transform:none}
  .nav-links a{padding:11px 13px;font-size:15px}
}
/* narrow phones: trim the header so it never exceeds the viewport width.
   Logo(114) + nav-right(330) = 444px min would overflow a 360–393px screen. */
@media (max-width:560px){
  .nav-right{gap:8px}
  .nav-right .lang-current{display:none}   /* globe icon alone opens the menu */
  .nav-right .btn-primary{display:none}     /* hero already has the primary download CTA */
}

/* ---- Hero ---------------------------------------------------------------- */
.hero{position:relative;padding:70px 0 40px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
@media (max-width:960px){.hero-grid{grid-template-columns:1fr;gap:44px}}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:12.5px;
  color:var(--accent-ink);background:var(--accent-soft);border:1px solid color-mix(in srgb,var(--accent) 30%,transparent);
  padding:6px 13px;border-radius:100px;margin-bottom:22px;font-weight:500;
}
.hero-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 0 var(--glow);animation:pulse 2.4s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 var(--glow)}70%{box-shadow:0 0 0 8px transparent}100%{box-shadow:0 0 0 0 transparent}}
.hero h1{margin-bottom:20px}
.hero h1 .grad{
  background:linear-gradient(120deg,var(--accent),var(--accent-2));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.hero .lead{margin-bottom:30px}
.hero-cta{display:flex;flex-wrap:wrap;gap:13px;margin-bottom:28px}
.hero-trust{display:flex;flex-wrap:wrap;gap:8px 20px;font-size:13px;color:var(--muted)}
.hero-trust span{display:inline-flex;align-items:center;gap:7px}
.hero-trust svg{width:15px;height:15px;color:var(--accent)}

/* ---- Phone mockup -------------------------------------------------------- */
.phone-stage{position:relative;display:grid;place-items:center;min-height:520px}
.phone-stage::before{
  content:"";position:absolute;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,var(--glow),transparent 65%);filter:blur(20px);z-index:0;
}
.phone{
  position:relative;z-index:2;width:290px;height:590px;border-radius:42px;
  background:linear-gradient(160deg,#1a2436,#0b111d);padding:11px;
  box-shadow:var(--shadow-lg),inset 0 0 0 1.5px rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.08);
}
:root[data-theme="light"] .phone{background:linear-gradient(160deg,#2a3140,#151a24)}
.phone-screen{
  width:100%;height:100%;border-radius:32px;overflow:hidden;position:relative;
  background:#0c1320;display:flex;flex-direction:column;
}
:root[data-theme="light"] .phone-screen{background:#0c1320}
.phone-notch{position:absolute;top:12px;left:50%;transform:translateX(-50%);width:96px;height:22px;background:#05080f;border-radius:14px;z-index:5}
.chat-head{
  padding:26px 16px 12px;display:flex;align-items:center;gap:11px;
  background:linear-gradient(180deg,#101a2b,#0c1320);border-bottom:1px solid rgba(255,255,255,.06);
}
.chat-av{width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,#2dd4bf,#0891b2);display:grid;place-items:center;font-weight:700;color:#04110f;font-size:15px}
.chat-head .who{color:#e9f0fa;font-weight:600;font-size:14px;line-height:1.2}
.chat-head .chat-stat{color:#2dd4bf;font-size:11px;font-family:var(--mono);display:flex;align-items:center;gap:5px}
.chat-head .lock{margin-left:auto;color:#5f6f88}
.chat-body{flex:1;padding:16px 13px;display:flex;flex-direction:column;gap:9px;overflow:hidden;background:
  radial-gradient(600px 300px at 80% 0,rgba(45,212,191,.06),transparent 60%)}
.bubble{max-width:80%;padding:9px 12px;border-radius:15px;font-size:12.5px;line-height:1.4;color:#e9f0fa;position:relative;animation:rise .5s both}
.bubble.in{align-self:flex-start;background:#182338;border-bottom-left-radius:5px}
.bubble.out{align-self:flex-end;background:linear-gradient(135deg,#0f766e,#0d9488);border-bottom-right-radius:5px;color:#eafffb}
.bubble .t{font-family:var(--mono);font-size:9px;opacity:.6;display:block;text-align:right;margin-top:3px}
.bubble.cipher{font-family:var(--mono);font-size:10px;color:#2dd4bf;letter-spacing:.5px;word-break:break-all;opacity:.85}
@keyframes rise{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.chat-input{padding:10px 12px 14px;display:flex;align-items:center;gap:9px;border-top:1px solid rgba(255,255,255,.06)}
.chat-input .field{flex:1;height:34px;border-radius:18px;background:#182338;display:flex;align-items:center;padding:0 13px;color:#5f6f88;font-size:12px}
.chat-input .send{width:34px;height:34px;border-radius:50%;background:#0d9488;display:grid;place-items:center;color:#fff;flex:none}

/* floating chips near phone */
.float-chip{
  position:absolute;z-index:3;font-family:var(--mono);font-size:11.5px;font-weight:500;
  background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:9px 13px;
  box-shadow:var(--shadow);display:flex;align-items:center;gap:9px;color:var(--ink-2);
  animation:floaty 5s ease-in-out infinite;
}
.float-chip svg{width:16px;height:16px;color:var(--accent)}
.float-chip.a{top:8%;left:-6%;animation-delay:0s}
.float-chip.b{bottom:16%;right:-8%;animation-delay:1.2s}
.float-chip.c{bottom:2%;left:2%;animation-delay:.6s}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
@media (max-width:520px){.float-chip.a,.float-chip.b{display:none}.phone{width:255px;height:520px}}
@media (prefers-reduced-motion:reduce){.float-chip,.hero-badge .dot,.bubble{animation:none}}

/* ---- Logo strip / stats -------------------------------------------------- */
.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--border);
  border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;margin-top:56px}
@media (max-width:760px){.stat-row{grid-template-columns:repeat(2,1fr)}}
.stat{background:var(--surface);padding:26px 22px}
.stat .n{font-family:var(--display);font-weight:800;font-size:clamp(1.7rem,3vw,2.3rem);color:var(--ink);letter-spacing:-.03em}
.stat .n .u{color:var(--accent);font-size:.6em}
.stat .l{font-size:13px;color:var(--muted);margin-top:4px}

/* ---- Feature cards ------------------------------------------------------- */
.grid{display:grid;gap:18px}
.g-3{grid-template-columns:repeat(3,1fr)}
.g-2{grid-template-columns:repeat(2,1fr)}
@media (max-width:900px){.g-3{grid-template-columns:repeat(2,1fr)}}
@media (max-width:620px){.g-3,.g-2{grid-template-columns:1fr}}
.split-2{display:grid;grid-template-columns:1.2fr .8fr;gap:32px;align-items:center}
@media (max-width:760px){.split-2{grid-template-columns:1fr;gap:24px}}
.card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:26px;position:relative;overflow:hidden;transition:transform .2s,border-color .2s,box-shadow .2s;
}
.card:hover{transform:translateY(-4px);border-color:color-mix(in srgb,var(--accent) 40%,var(--border));box-shadow:var(--shadow)}
.card .ic{
  width:46px;height:46px;border-radius:13px;display:grid;place-items:center;margin-bottom:16px;
  background:var(--accent-soft);color:var(--accent-ink);border:1px solid color-mix(in srgb,var(--accent) 22%,transparent);
}
.card .ic svg{width:23px;height:23px}
.card h3{font-size:18px;margin-bottom:8px;font-family:var(--display)}
.card p{font-size:14.5px;color:var(--muted);line-height:1.55}
.card .tag{position:absolute;top:16px;right:16px;font-family:var(--mono);font-size:10px;text-transform:uppercase;
  letter-spacing:.1em;color:var(--accent-ink);background:var(--accent-soft);padding:3px 8px;border-radius:6px;font-weight:600}

/* ---- Security spotlight (brute force) ------------------------------------ */
.spotlight{
  background:linear-gradient(180deg,var(--surface),var(--surface-2));
  border:1px solid var(--border);border-radius:var(--radius-lg);padding:52px 46px;position:relative;overflow:hidden;
}
.spotlight::after{content:"";position:absolute;inset:0;background:radial-gradient(600px 300px at 90% 10%,var(--glow),transparent 60%);pointer-events:none}
.spotlight .big{font-family:var(--mono);font-weight:600;font-size:clamp(2.6rem,7vw,5.2rem);color:var(--accent);
  letter-spacing:-.02em;line-height:1;position:relative}
.bf-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px;margin:22px 0 10px;position:relative}
@media(max-width:640px){.bf-grid{grid-template-columns:1fr;gap:26px}}
.bf-layer{position:relative}
.bf-layer + .bf-layer::before{content:"";position:absolute;left:-15px;top:4px;bottom:4px;width:1px;background:var(--border)}
@media(max-width:640px){.bf-layer + .bf-layer::before{left:0;right:0;top:-13px;bottom:auto;width:auto;height:1px}}
.bf-lab{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-ink);margin-bottom:10px}
.bf-layer .big{font-size:clamp(2.1rem,5vw,3.4rem)}
.bf-layer p{color:var(--ink-2);margin-top:14px;font-size:.98rem;line-height:1.55;max-width:44ch}
.spotlight .big sup{font-size:.42em;top:-.7em}
.big-sub{font-size:clamp(1rem,1.7vw,1.25rem);color:var(--ink-2);margin-top:18px;max-width:52ch;position:relative;font-weight:500}
.bf-unit{font-family:var(--mono);font-size:12px;color:var(--muted);margin-top:6px;letter-spacing:.02em}
.energy-bars{display:flex;flex-direction:column;gap:18px;margin-top:34px;position:relative}
.ebar{display:flex;flex-direction:column;gap:7px}
.ebar .lab{color:var(--muted);font-family:var(--mono);font-size:12px;line-height:1.35}
.ebar .track{height:14px;border-radius:8px;background:var(--surface-3);overflow:hidden;position:relative}
.ebar .fill{height:100%;border-radius:8px;background:var(--accent)}
.ebar .fill.sun{width:4%;opacity:.6}
.ebar .fill.need{width:100%;-webkit-mask-image:linear-gradient(90deg,#000 78%,transparent);mask-image:linear-gradient(90deg,#000 78%,transparent)}
.ebar .x13{position:absolute;right:8px;top:50%;transform:translateY(-50%);font-family:var(--mono);font-size:10.5px;font-weight:700;color:var(--accent-ink)}
.ebar-note{font-family:var(--mono);font-size:11.5px;color:var(--muted);margin-top:12px;line-height:1.55;max-width:62ch}

/* ---- Crypto primitives table -------------------------------------------- */
.prim{display:grid;gap:1px;background:var(--border);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.prim-row{display:grid;grid-template-columns:1.1fr 1fr 1.3fr;background:var(--surface);padding:16px 20px;gap:14px;align-items:center;font-size:14px}
.prim-row.head{background:var(--surface-2);font-family:var(--mono);font-size:11px;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);font-weight:600}
.prim-row .k{font-weight:600;color:var(--ink)}
.prim-row .alg{font-family:var(--mono);color:var(--accent-ink);font-size:13px}
.prim-row .d{color:var(--muted);font-size:13px}
@media (max-width:700px){.prim-row{grid-template-columns:1fr;gap:3px}.prim-row.head{display:none}.prim-row .d{font-size:12.5px}}

/* ---- Flow diagram -------------------------------------------------------- */
.flow{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;align-items:center;gap:14px;margin-top:10px}
@media (max-width:820px){.flow{grid-template-columns:1fr;gap:20px}.flow .arrow{transform:rotate(90deg);justify-self:center}}
.flow-node{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:22px 20px;text-align:center;position:relative}
.flow-node .ic{width:44px;height:44px;margin:0 auto 12px;border-radius:12px;display:grid;place-items:center;background:var(--accent-soft);color:var(--accent-ink)}
.flow-node.mid{border-style:dashed;border-color:var(--border-strong)}
.flow-node.mid .ic{background:var(--surface-3);color:var(--faint)}
.flow-node h4{font-family:var(--display);font-size:16px;margin-bottom:6px}
.flow-node p{font-size:13px;color:var(--muted)}
.flow-node .cipher-tag{font-family:var(--mono);font-size:10.5px;color:var(--no);margin-top:8px;display:inline-block;background:color-mix(in srgb,var(--no) 12%,transparent);padding:2px 7px;border-radius:6px}
.flow-node .plain-tag{font-family:var(--mono);font-size:10.5px;color:var(--yes);margin-top:8px;display:inline-block;background:color-mix(in srgb,var(--yes) 12%,transparent);padding:2px 7px;border-radius:6px}
.flow .arrow{color:var(--accent);display:grid;place-items:center}
.flow .arrow svg{width:34px;height:22px}
.flow .arrow .lab{font-family:var(--mono);font-size:9.5px;color:var(--faint);display:block;text-align:center;margin-top:2px}

/* ---- Platforms ----------------------------------------------------------- */
.plat{display:flex;gap:14px;flex-wrap:wrap}
.plat .p{flex:1;min-width:200px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:22px;display:flex;gap:14px;align-items:flex-start}
.plat .p .ic{width:42px;height:42px;border-radius:11px;background:var(--surface-3);display:grid;place-items:center;color:var(--accent-ink);flex:none}
.plat .p h4{font-family:var(--display);font-size:16px;display:flex;align-items:center;gap:8px}
.plat .p .badge{font-family:var(--mono);font-size:10px;padding:2px 6px;border-radius:5px;background:var(--accent-soft);color:var(--accent-ink)}
.plat .p .badge.wip{background:color-mix(in srgb,var(--partial) 16%,transparent);color:var(--partial)}
.plat .p p{font-size:13px;color:var(--muted);margin-top:4px}

/* ---- CTA band ------------------------------------------------------------ */
.cta-band{
  background:linear-gradient(135deg,#0c574f,#12857a);border-radius:var(--radius-lg);
  padding:60px 48px;text-align:center;position:relative;overflow:hidden;color:#eafffb;
}
.cta-band::before{content:"";position:absolute;inset:0;
  background-image:radial-gradient(circle at 20% 20%,rgba(255,255,255,.14),transparent 40%),radial-gradient(circle at 80% 80%,rgba(0,0,0,.14),transparent 45%);}
.cta-band h2{color:inherit;position:relative;margin-bottom:14px}
.cta-band p{position:relative;opacity:.9;max-width:52ch;margin:0 auto 26px;font-size:16px}
.cta-band .btn-primary{background:#fff;color:#0b5c55;box-shadow:0 12px 30px rgba(0,0,0,.25)}
.cta-band .btn-ghost{background:transparent;border-color:rgba(255,255,255,.4);color:inherit}
.cta-band .avail{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:28px;position:relative}
.cta-band .avail-item{display:inline-flex;align-items:center;gap:7px;font-family:var(--mono);font-size:12.5px;font-weight:500;
  padding:7px 14px;border-radius:100px;background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.28);color:#fff}
.cta-band .avail-item svg{width:15px;height:15px}
.cta-band .avail-item.dev{opacity:.9;background:rgba(255,255,255,.08);border-style:dashed}
.cta-band .avail-note{font-size:13.5px;opacity:.92;margin:18px auto 0;max-width:56ch;position:relative;line-height:1.55}

/* ---- Footer -------------------------------------------------------------- */
footer.site{border-top:1px solid var(--border);padding:56px 0 40px;margin-top:20px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}
@media (max-width:760px){.foot-grid{grid-template-columns:1fr 1fr}}
.foot-brand p{font-size:13.5px;color:var(--muted);margin-top:12px;max-width:34ch}
.foot-col h5{font-family:var(--mono);font-size:11px;text-transform:uppercase;letter-spacing:.12em;color:var(--faint);margin-bottom:14px}
.foot-col a{display:block;font-size:14px;color:var(--muted);padding:5px 0;transition:color .15s}
.foot-col a:hover{color:var(--accent-ink)}
.foot-bottom{margin-top:40px;padding-top:22px;border-top:1px solid var(--border);display:flex;justify-content:space-between;
  flex-wrap:wrap;gap:12px;font-size:12.5px;color:var(--faint);font-family:var(--mono)}
.foot-verify{display:flex;gap:13px;align-items:flex-start;background:var(--surface-2);border:1px solid var(--border);
  border-left:3px solid var(--accent);border-radius:12px;padding:15px 18px;margin-top:34px;font-size:13.5px;color:var(--ink-2);line-height:1.55}
.foot-verify svg{width:21px;height:21px;color:var(--accent);flex:none;margin-top:1px}
.foot-verify b{color:var(--ink)}

/* ---- Reveal on scroll ---------------------------------------------------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ---- Cipher rain canvas -------------------------------------------------- */
#cipher-rain{position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.5}
.hero .wrap,.nav .wrap{position:relative;z-index:2}

/* ---- Misc doc pages (whitepaper/compare) --------------------------------- */
.doc-note{background:var(--surface-2);border:1px solid var(--border);border-left:3px solid var(--accent);
  border-radius:10px;padding:16px 18px;font-size:14px;color:var(--ink-2);margin:18px 0}
.plainly{background:var(--accent-soft);border:1px solid color-mix(in srgb,var(--accent) 22%,transparent);
  border-radius:10px;padding:14px 16px;font-size:14px;color:var(--ink-2);margin:16px 0}
.plainly b{color:var(--accent-ink)}
