:root{
  --indigo:#4f46e5; --indigo-d:#4338ca; --ink:#1e2235; --mut:#5b6076;
  --bg:#f6f7fb; --card:#fff; --line:#e6e8f2; --ok:#16a34a;
  --headbg:rgba(255,255,255,.9); --soft:#eef0fe; --soft2:#e2e6fd; --hover:#eef0fa;
  --altbg:#fff; --thead:#f2f3fa; --ushl:#f0edff; --footbg:#fff;
}
[data-theme="dark"]{
  --indigo:#818cf8; --indigo-d:#6366f1; --ink:#e9ebf5; --mut:#a3a9c2;
  --bg:#0f1119; --card:#191c29; --line:#2b3044; --ok:#34d399;
  --headbg:rgba(15,17,25,.88); --soft:rgba(99,102,241,.18); --soft2:rgba(99,102,241,.32);
  --hover:rgba(255,255,255,.07); --altbg:#12141f; --thead:#1e2233; --ushl:rgba(99,102,241,.24);
  --footbg:#12141f;
}
[data-theme="dark"]{color-scheme:dark}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Inter,Cairo,system-ui,sans-serif;background:var(--bg);color:var(--ink);line-height:1.6}
[dir="rtl"] body{font-family:Cairo,Inter,system-ui,sans-serif}
a{color:var(--indigo);text-decoration:none}
a:hover{text-decoration:underline}
img,svg{max-width:100%}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}

/* ===== header ===== */
.site-head{position:sticky;top:0;z-index:50;background:var(--headbg);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.site-head .wrap{display:flex;align-items:center;gap:18px;height:64px;flex-wrap:nowrap}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;color:var(--ink)}
.logo:hover{text-decoration:none}
.logo-dot{width:16px;height:16px;border-radius:5px;background:linear-gradient(135deg,#6366f1,#4f46e5)}
.nav{display:flex;gap:4px;margin-inline-start:auto;align-items:center;min-width:0}
.nav-links{display:flex;gap:4px;align-items:center;flex-wrap:wrap}
.menu-chip{display:none}
.nav a{padding:8px 12px;border-radius:10px;color:var(--mut);font-weight:600;font-size:14px}
.nav a:hover{color:var(--ink);background:var(--hover);text-decoration:none}
.nav a.active{color:var(--indigo);background:var(--soft)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:none;cursor:pointer;border-radius:12px;font-weight:700;font-size:15px;padding:12px 22px;font-family:inherit;transition:.15s}
.btn-primary{background:var(--indigo);color:#fff}
.btn-primary:hover{background:var(--indigo-d);text-decoration:none}
.btn-ghost{background:var(--soft);color:var(--indigo)}
.btn-ghost:hover{background:var(--soft2);text-decoration:none}
.btn-sm{padding:8px 16px;font-size:14px}
.lang-chip{border:1px solid var(--line);background:var(--card);border-radius:10px;padding:8px 12px;font-weight:700;cursor:pointer;color:var(--mut);font-family:inherit}
.theme-chip{display:inline-flex;align-items:center;justify-content:center;line-height:0}
.user-chip{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:999px;padding:5px 12px 5px 5px;background:var(--card);font-size:13px;font-weight:600;color:var(--ink)}
.user-chip img{width:26px;height:26px;border-radius:50%}

/* ===== hero ===== */
.hero{position:relative;overflow:hidden;padding:88px 0 72px;background:
  radial-gradient(800px 400px at 85% -10%,rgba(99,102,241,.18),transparent 60%),
  radial-gradient(600px 300px at 0% 110%,rgba(79,70,229,.12),transparent 60%)}
.hero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.kicker{display:inline-flex;align-items:center;gap:8px;background:var(--soft);color:var(--indigo);font-weight:700;font-size:13px;padding:6px 14px;border-radius:999px;margin-bottom:18px}
.hero h1{font-size:clamp(34px,5vw,54px);line-height:1.12;font-weight:800;letter-spacing:-.02em}
.hero h1 .grad{background:linear-gradient(90deg,#6366f1,#8b5cf6);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:18px;color:var(--mut);margin:18px 0 28px;max-width:520px}
.cta-row{display:flex;gap:12px;flex-wrap:wrap}
.trust{display:flex;gap:18px;flex-wrap:wrap;margin-top:26px}
.trust span{display:inline-flex;align-items:center;gap:7px;font-size:13.5px;font-weight:600;color:var(--mut)}
.trust svg{color:var(--ok)}
.hero-art{position:relative}
.hero-card{background:var(--card);border:1px solid var(--line);border-radius:20px;box-shadow:0 24px 60px -20px rgba(79,70,229,.25);padding:22px}
.hero-card .bar{display:flex;gap:6px;margin-bottom:14px}
.hero-card .bar i{width:10px;height:10px;border-radius:50%;background:#e6e8f2}
.hero-card .bar i:first-child{background:#f87171}.hero-card .bar i:nth-child(2){background:#fbbf24}.hero-card .bar i:nth-child(3){background:#34d399}
.rec-mock{border-radius:14px;background:linear-gradient(160deg,#312e81,#4f46e5);aspect-ratio:16/10;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;color:#fff}
.rec-mock .ring{width:76px;height:76px;border-radius:50%;background:rgba(255,255,255,.14);display:flex;align-items:center;justify-content:center;animation:pulse 2.4s infinite}
.rec-mock .recdot{width:26px;height:26px;border-radius:50%;background:#ef4444}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(239,68,68,.45)}70%{box-shadow:0 0 0 22px rgba(239,68,68,0)}100%{box-shadow:0 0 0 0 rgba(239,68,68,0)}}
.float-chip{position:absolute;background:var(--card);border:1px solid var(--line);border-radius:12px;box-shadow:0 12px 30px -12px rgba(30,34,53,.25);padding:9px 14px;font-size:13px;font-weight:700;display:flex;gap:8px;align-items:center}
.fc1{top:-16px;inset-inline-end:18px;color:var(--ok)}
.fc2{bottom:-16px;inset-inline-start:14px;color:var(--indigo)}

/* ===== sections ===== */
.section{padding:72px 0}
.section.alt{background:var(--altbg);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{text-align:center;max-width:640px;margin:0 auto 44px}
.sec-head h2{font-size:clamp(26px,3.4vw,36px);font-weight:800;letter-spacing:-.01em}
.sec-head p{color:var(--mut);margin-top:10px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:26px}
.alt .card{background:var(--bg)}
.card h3{font-size:18px;margin:14px 0 8px}
.card p{color:var(--mut);font-size:14.5px}
.icon-tile{width:46px;height:46px;border-radius:13px;background:var(--soft);color:var(--indigo);display:flex;align-items:center;justify-content:center}
.steps{counter-reset:s}
.step{position:relative;padding-inline-start:64px}
.step::before{counter-increment:s;content:counter(s);position:absolute;inset-inline-start:0;top:0;width:44px;height:44px;border-radius:14px;background:var(--indigo);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;font-size:19px}

/* comparison table */
.cmp{width:100%;border-collapse:separate;border-spacing:0;background:var(--card);border:1px solid var(--line);border-radius:18px;overflow:hidden;font-size:14.5px}
.cmp th,.cmp td{padding:14px 16px;text-align:start;border-bottom:1px solid var(--line)}
.cmp thead th{background:var(--thead);font-size:13px;text-transform:uppercase;letter-spacing:.04em;color:var(--mut)}
.cmp tbody tr:last-child td{border-bottom:none}
.cmp .us{background:var(--ushl);font-weight:700}
.cmp .yes{color:var(--ok);font-weight:700}
.cmp .no{color:#dc2626;font-weight:700}
.cmp-src{font-size:12.5px;color:var(--mut);margin-top:10px}
.cmp-scroll{overflow-x:auto}

/* cta band */
.band{background:linear-gradient(120deg,#4338ca,#6366f1);border-radius:24px;color:#fff;text-align:center;padding:56px 28px}
.band h2{font-size:clamp(24px,3vw,34px);font-weight:800}
.band p{opacity:.85;margin:10px 0 24px}
.band .btn-primary{background:#fff;color:var(--indigo)}
.band .btn-ghost{background:rgba(255,255,255,.14);color:#fff}

/* ===== footer ===== */
.site-foot{border-top:1px solid var(--line);background:var(--footbg);padding:44px 0 30px;margin-top:40px}
.foot-grid{display:grid;grid-template-columns:1.2fr .7fr 1.5fr 1fr;gap:28px;margin-bottom:26px}
.foot-grid h4{font-size:13px;text-transform:uppercase;letter-spacing:.05em;color:var(--mut);margin-bottom:12px}
.foot-grid a{display:block;color:var(--ink);font-size:14px;padding:4px 0}
.partners{display:flex;flex-wrap:wrap;gap:10px}
.partners a{border:1px solid var(--line);border-radius:999px;padding:6px 14px;font-size:13px;font-weight:600;color:var(--mut)}
.partners a:hover{color:var(--indigo);border-color:var(--indigo);text-decoration:none}
.foot-base{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:20px;font-size:13px;color:var(--mut)}

/* demo video */
.demo-video{max-width:880px;margin:0 auto}
.demo-video video{width:100%;display:block;border-radius:20px;border:1px solid var(--line);background:#0b0d1a;box-shadow:0 24px 60px -24px rgba(79,70,229,.35)}

@media(max-width:860px){
  .hero .wrap{grid-template-columns:1fr}
  .grid3{grid-template-columns:1fr}
  .grid2{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .foot-grid>.foot-brand{grid-column:1/-1;order:1}
  .foot-grid>.foot-legal{order:3}
  .foot-grid>div:not(.foot-brand):not(.foot-products):not(.foot-legal){order:2}
  .foot-grid>.foot-products{grid-column:1/-1;order:4}
  .site-head .wrap{gap:10px;height:58px;padding:0 14px}
  .logo{font-size:18px;flex:none}
  .menu-chip{display:inline-flex;align-items:center;justify-content:center}
  .nav-links{display:none;position:absolute;top:58px;inset-inline:0;background:var(--card);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;padding:10px 14px 14px;gap:2px;box-shadow:0 18px 30px -18px rgba(30,34,53,.25)}
  .site-head.menu-open .nav-links{display:flex}
  .nav-links a{padding:11px 12px;font-size:15px;border-radius:10px}
  #authSlot{margin-top:8px}
  #authSlot .btn-sm{width:100%;padding:11px 16px}
  .lang-chip,.theme-chip{padding:8px 10px;flex:none}
}

.auth-user{display:inline-flex;align-items:center;gap:8px;margin-inline-end:8px;color:var(--ink);font-size:14px}
.auth-avatar{width:24px;height:24px;border-radius:50%}
.auth-name{max-width:120px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}