/* ===== SmartAir marketing site — Style D (Soft 3D, blue) ===== */
:root{
  --bg:#F4F6FA; --surface:#FFFFFF; --ink:#1E293B; --sub:#64748B; --line:#E2E8F0;
  --acc:#3B82F6; --acc-2:#BFDBFE; --acc-deep:#1D4ED8; --glow:rgba(59,130,246,.35);
  --ok:#22C55E; --dark:#0B1220; --dark-2:#111B2E;
  --r:24px; --r-sm:14px;
  --sh:0 20px 60px rgba(15,23,42,.08); --sh-sm:0 8px 24px rgba(15,23,42,.08);
  --font-ar:"IBM Plex Sans Arabic","SF Arabic","Geeza Pro",system-ui,sans-serif;
  --font-en:"Manrope",system-ui,-apple-system,"Segoe UI",sans-serif;
  --nav-h:76px;
}
:root{color-scheme:light}
*{box-sizing:border-box}
html{scroll-behavior:auto;-webkit-text-size-adjust:100%}
html.lenis{height:auto}
.lenis.lenis-smooth{scroll-behavior:auto!important}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font-ar);font-size:17px;line-height:1.7;overflow-x:hidden}
html[lang="en"] body{font-family:var(--font-en)}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:700}
p{margin:0}
button{font:inherit;cursor:pointer}
.container{width:min(1200px,100% - 48px);margin-inline:auto}
.container.narrow{width:min(860px,100% - 48px)}
.section{padding:120px 0;position:relative}
.section-head{max-width:720px;margin:0 auto 56px;text-align:center}
.section-head h2{font-size:clamp(30px,4.2vw,50px);letter-spacing:-.01em}
.section-head p{margin-top:14px;color:var(--sub);font-size:18px}
.section-head.light h2{color:#fff}.section-head.light p{color:#94A3B8}
.eyebrow{font-weight:600;color:var(--acc);letter-spacing:.02em;margin-bottom:14px}

/* progress bar */
.progress{position:fixed;top:0;inset-inline-start:0;height:3px;width:0;background:linear-gradient(90deg,var(--acc),#60A5FA);z-index:100}

/* ===== nav ===== */
.nav{position:fixed;top:0;left:0;right:0;z-index:90;height:var(--nav-h);padding-top:env(safe-area-inset-top,0px);transition:background .3s,box-shadow .3s,height .3s}
.nav.scrolled{background:rgba(244,246,250,.78);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);box-shadow:0 1px 0 rgba(15,23,42,.06);height:64px}
.nav-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:10px}
.brand-bird{width:34px;height:24px;fill:var(--ink)}
.brand-word{width:112px;height:32px;fill:var(--ink)}
.nav-links{display:flex;gap:28px;font-weight:500;color:var(--sub)}
.nav-links a{position:relative;padding:6px 0;transition:color .2s}
.nav-links a::after{content:"";position:absolute;inset-inline-start:0;bottom:0;height:2px;width:0;background:var(--acc);border-radius:2px;transition:width .25s}
.nav-links a:hover,.nav-links a.active{color:var(--ink)}
.nav-links a.active::after{width:100%}
.nav-actions{display:flex;align-items:center;gap:12px}
.lang-btn{border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:8px 14px;font-weight:700;color:var(--ink);font-family:var(--font-en)}
.burger{display:none;width:44px;height:44px;border:0;background:transparent;flex-direction:column;justify-content:center;gap:5px;align-items:center}
.burger span{width:22px;height:2px;background:var(--ink);border-radius:2px;transition:.3s}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;border-radius:999px;font-weight:700;padding:14px 26px;transition:transform .2s,box-shadow .2s,background .2s;border:0;white-space:nowrap}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:linear-gradient(135deg,#60A5FA,var(--acc) 55%,var(--acc-deep));color:#fff;box-shadow:0 12px 30px rgba(59,130,246,.35)}
.btn-primary:hover{box-shadow:0 18px 40px rgba(59,130,246,.45)}
.btn-ghost{background:var(--surface);color:var(--ink);box-shadow:var(--sh-sm)}
.btn-lg{padding:18px 34px;font-size:18px}
.btn-sm{padding:10px 18px;font-size:15px}
.btn-wa{background:#25D366;color:#fff;box-shadow:0 12px 30px rgba(37,211,102,.35)}

/* ===== hero ===== */
.hero{min-height:100vh;display:flex;flex-direction:column;justify-content:center;padding:calc(var(--nav-h) + 40px) 0 60px;position:relative;overflow:hidden}
.hero-bg{position:absolute;inset:0;pointer-events:none}
.blob{position:absolute;border-radius:50%;filter:blur(80px);opacity:.55}
.blob.b1{width:640px;height:640px;background:#DBEAFE;inset-inline-start:-160px;top:-120px}
.blob.b2{width:520px;height:520px;background:#E0E7FF;inset-inline-end:-140px;bottom:-160px}
.hero-grid{display:grid;grid-template-columns:1.05fr 1fr;align-items:center;gap:40px;position:relative}
.hero-title{font-size:clamp(40px,6.2vw,78px);letter-spacing:-.02em;line-height:1.12}
.hero-desc{margin-top:22px;font-size:19px;color:var(--sub);max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.chip{display:inline-flex;align-items:center;gap:8px;background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:8px 14px;font-size:14px;font-weight:600;color:var(--sub);box-shadow:var(--sh-sm)}
.hero-visual{position:relative;aspect-ratio:1;max-width:620px;margin-inline:auto;width:100%}
.hub-svg{width:100%;height:auto}
.hub-rings{transform-origin:300px 300px;animation:spin 80s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.hub-pulse{transform-origin:300px 300px;animation:pulse 3.6s ease-out infinite;opacity:0}
.hub-pulse.p2{animation-delay:1.6s}
@keyframes pulse{0%{transform:scale(1);opacity:.55}100%{transform:scale(1.75);opacity:0}}
.hub-glow{animation:breathe 4s ease-in-out infinite}
@keyframes breathe{0%,100%{opacity:.85}50%{opacity:1}}
.float-card{position:absolute;display:flex;align-items:center;gap:12px;background:rgba(255,255,255,.9);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.8);border-radius:18px;padding:12px 16px;box-shadow:var(--sh);animation:float 6s ease-in-out infinite;will-change:transform}
.float-card strong{display:block;font-size:15px}
.float-card span{display:block;font-size:13px;color:var(--sub)}
.fc-node-svg{display:block;width:80px;height:80px;margin:-10px}.fc-node-svg svg{width:100%;height:100%}
.fc-node{top:9%;inset-inline-start:-4%}
.fc-phone{bottom:8%;inset-inline-end:-2%;animation-delay:-2s}
.fc-hub{bottom:14%;inset-inline-start:0;animation-delay:-4s}
.fc-hub .dot{width:14px;height:14px;border-radius:50%;background:var(--acc);box-shadow:0 0 0 6px rgba(59,130,246,.2);flex:none}
@keyframes float{0%,100%{translate:0 0}50%{translate:0 -10px}}
.mini-phone{display:flex;flex-direction:column;gap:4px;min-width:150px}
.mini-phone em{font-style:normal;font-size:12px;color:var(--sub)}
.mini-phone strong{font-size:16px;color:var(--acc-deep)}
.mini-units{display:grid;grid-template-columns:repeat(8,1fr);gap:4px;margin-top:6px}
.mini-units b{height:8px;border-radius:4px;background:#E2E8F0}
.mini-units b.on{background:var(--ok)}
.scroll-hint{position:absolute;bottom:22px;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:8px;color:var(--sub);font-size:13px;font-weight:600}
.scroll-hint i{width:22px;height:34px;border:2px solid var(--line);border-radius:12px;position:relative}
.scroll-hint i::after{content:"";position:absolute;left:50%;top:6px;width:4px;height:8px;margin-left:-2px;border-radius:2px;background:var(--acc);animation:wheel 1.8s ease-in-out infinite}
@keyframes wheel{0%{transform:translateY(0);opacity:1}100%{transform:translateY(12px);opacity:0}}

/* ===== cards ===== */
.cards{display:grid;gap:24px}
.cards.three{grid-template-columns:repeat(3,1fr)}
.card{background:var(--surface);border-radius:var(--r);padding:34px 30px;box-shadow:var(--sh);transition:transform .3s,box-shadow .3s}
.card:hover{transform:translateY(-6px);box-shadow:0 30px 70px rgba(15,23,42,.12)}
.card h3{font-size:21px;margin:18px 0 10px}
.card p{color:var(--sub)}
.dark-cards .card{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);box-shadow:none;color:#fff}
.dark-cards .card p{color:#94A3B8}
.dark-cards .card:hover{background:rgba(255,255,255,.08)}

/* icons (CSS mask) */
.ic,.ic-big{display:inline-block;background:currentColor;-webkit-mask:var(--m) center/contain no-repeat;mask:var(--m) center/contain no-repeat;flex:none}
.ic{width:18px;height:18px;color:var(--acc)}
.ic-big{width:52px;height:52px;color:var(--acc);border-radius:16px;-webkit-mask-size:60%;mask-size:60%;background:var(--acc);position:relative}
.ic-big::before{content:"";position:absolute;inset:0;border-radius:16px;background:var(--acc-2);z-index:-1}
.card .ic-big,.feature .ic-big{background:var(--acc-2);-webkit-mask:none;mask:none;display:grid;place-items:center;width:56px;height:56px}
.card .ic-big::after,.feature .ic-big::after{content:"";width:28px;height:28px;background:var(--acc-deep);-webkit-mask:var(--m) center/contain no-repeat;mask:var(--m) center/contain no-repeat}
.dark-cards .ic-big{background:rgba(59,130,246,.18)}.dark-cards .ic-big::after{background:#93C5FD}
.ic-wifi{--m:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M5 12.5a10 10 0 0 1 14 0M8.5 16a5 5 0 0 1 7 0M2 9a14 14 0 0 1 20 0'/%3E%3Ccircle cx='12' cy='19.5' r='1.2' fill='%23000'/%3E%3C/svg%3E")}
.ic-bolt{--m:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23000'%3E%3Cpath d='M13 2 4 14h6l-1 8 9-12h-6z'/%3E%3C/svg%3E")}
.ic-moon{--m:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23000'%3E%3Cpath d='M20 15.5A8.5 8.5 0 0 1 8.5 4a8.5 8.5 0 1 0 11.5 11.5z'/%3E%3C/svg%3E")}
.ic-check{--m:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 12.5l5 5L20 7'/%3E%3C/svg%3E")}
.ic-empty{--m:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M3 21h18M5 21V8l7-5 7 5v13M9 21v-6h6v6'/%3E%3C/svg%3E")}
.ic-hand{--m:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M8 13V5a2 2 0 1 1 4 0v6M12 11V4a2 2 0 1 1 4 0v7M16 12V6a2 2 0 1 1 4 0v8a7 7 0 0 1-14 0v-3a2 2 0 1 1 4 0'/%3E%3C/svg%3E")}
.ic-bill{--m:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M6 3h12v18l-3-2-3 2-3-2-3 2zM9 8h6M9 12h6M9 16h4'/%3E%3C/svg%3E")}
.ic-sliders{--m:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M4 7h10M18 7h2M4 17h4M12 17h8'/%3E%3Ccircle cx='16' cy='7' r='2.5'/%3E%3Ccircle cx='10' cy='17' r='2.5'/%3E%3C/svg%3E")}
.ic-grid{--m:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2'%3E%3Crect x='3' y='3' width='7' height='7' rx='2'/%3E%3Crect x='14' y='3' width='7' height='7' rx='2'/%3E%3Crect x='3' y='14' width='7' height='7' rx='2'/%3E%3Crect x='14' y='14' width='7' height='7' rx='2'/%3E%3C/svg%3E")}
.ic-temp{--m:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M10 4a2 2 0 1 1 4 0v9.5a4 4 0 1 1-4 0z'/%3E%3Ccircle cx='12' cy='17' r='1.5' fill='%23000'/%3E%3C/svg%3E")}
.ic-fan{--m:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23000'%3E%3Cpath d='M12 12c-2-4 2-5 0.5-9A6 6 0 0 1 18 9c-4-1-5 3-6 3zm0 0c4-2 5 2 9 .5A6 6 0 0 1 15 18c1-4-3-5-3-6zm0 0c2 4-2 5-.5 9A6 6 0 0 1 6 15c4 1 5-3 6-3zm0 0c-4 2-5-2-9-.5A6 6 0 0 1 9 6c-1 4 3 5 3 6z'/%3E%3C/svg%3E")}
.ic-globe{--m:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2'%3E%3Ccircle cx='12' cy='12' r='9'/%3E%3Cpath d='M3 12h18M12 3c3 3 3 15 0 18M12 3c-3 3-3 15 0 18'/%3E%3C/svg%3E")}
.ic-mosque{--m:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M3 21h18M5 21v-8h14v8M6 13c0-4 3-5 6-8 3 3 6 4 6 8M12 5V3M10 21v-4h4v4'/%3E%3C/svg%3E")}
.ic-building{--m:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M4 21V5a2 2 0 0 1 2-2h8v18M14 9h4a2 2 0 0 1 2 2v10M3 21h18M8 7h2M8 11h2M8 15h2M17 13h1M17 17h1'/%3E%3C/svg%3E")}
.ic-helmet{--m:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M3 17h18M5 17a7 7 0 0 1 14 0M12 5v5M10 5h4'/%3E%3C/svg%3E")}
.ic-apple{--m:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23000'%3E%3Cpath d='M16.4 12.6c0-2.4 2-3.5 2-3.6-1.1-1.6-2.8-1.8-3.4-1.8-1.5-.2-2.9.9-3.6.9-.8 0-1.9-.8-3.1-.8-1.6 0-3.1.9-3.9 2.4-1.7 2.9-.4 7.2 1.2 9.5.8 1.2 1.7 2.4 3 2.4 1.2 0 1.7-.8 3.1-.8s1.9.8 3.1.8c1.3 0 2.1-1.2 2.9-2.3.9-1.3 1.3-2.6 1.3-2.7 0 0-2.6-1-2.6-3.9zM14 5.6c.7-.8 1.1-1.9 1-3-1 0-2.1.7-2.8 1.5-.6.7-1.2 1.8-1 2.9 1.1.1 2.2-.6 2.8-1.4z'/%3E%3C/svg%3E")}
.ic-play{--m:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23000'%3E%3Cpath d='M4 3.5v17l9-8.5zM14 12l3-2.8 3.5 2c.7.4.7 1.2 0 1.6l-3.5 2z'/%3E%3C/svg%3E")}
.ic-wa{--m:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23000'%3E%3Cpath d='M12 2a10 10 0 0 0-8.6 15.1L2 22l5-1.3A10 10 0 1 0 12 2zm0 18a8 8 0 0 1-4.1-1.1l-.3-.2-3 .8.8-2.9-.2-.3A8 8 0 1 1 12 20zm4.4-6c-.2-.1-1.4-.7-1.6-.8s-.4-.1-.5.1-.6.8-.8 1-.3.2-.5.1a6.5 6.5 0 0 1-3.3-2.9c-.2-.4.3-.4.7-1.3.1-.2 0-.3 0-.4l-.7-1.8c-.2-.5-.4-.4-.5-.4h-.5a1 1 0 0 0-.7.3 3 3 0 0 0-.9 2.2 5.2 5.2 0 0 0 1.1 2.8 12 12 0 0 0 4.6 4c1.7.7 2.1.6 2.9.5a2.5 2.5 0 0 0 1.6-1.1 2 2 0 0 0 .2-1.1c-.1-.1-.3-.2-.5-.3z'/%3E%3C/svg%3E")}
.ic-wa{color:#fff;width:22px;height:22px}

/* ===== story (pinned) ===== */
.story{padding-bottom:0}
.story-stage{height:100vh;min-height:640px;display:flex;align-items:center}
.story-grid{display:grid;grid-template-columns:1fr 1.7fr;gap:40px;align-items:center;width:min(1280px,100% - 48px)}
.story-steps{position:relative;min-height:280px}
.step{position:absolute;inset:0;opacity:0;transform:translateY(20px);pointer-events:none}
.step .num{display:inline-block;font-family:var(--font-en);font-weight:800;color:var(--acc);font-size:15px;letter-spacing:.1em;margin-bottom:12px}
.step h3{font-size:clamp(26px,3vw,38px);margin-bottom:12px}
.step p{color:var(--sub);font-size:18px}
.step-dots{position:absolute;bottom:-40px;inset-inline-start:0;display:flex;gap:8px}
.step-dots i{width:10px;height:10px;border-radius:5px;background:var(--line);transition:width .3s,background .3s}
.step-dots i.on{width:28px;background:var(--acc)}
.story-visual{background:var(--surface);border-radius:32px;box-shadow:var(--sh);padding:12px;overflow:hidden}
.story-visual svg{width:100%;height:auto}

/* ===== product ===== */
.product-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.product-card{background:var(--surface);border-radius:32px;padding:36px;box-shadow:var(--sh)}
.product-card h3{font-size:28px;margin:18px 0 10px}
.product-card p{color:var(--sub)}
.product-visual{aspect-ratio:1.35;display:grid;place-items:center;border-radius:24px;background:linear-gradient(180deg,#F8FAFD,#EEF2F8);overflow:hidden;position:relative;transform-style:preserve-3d;transition:transform .15s}
.product-visual .hub-svg{width:78%}
.node-visual .node-svg{width:80%;transform:translateZ(30px)}
.feats{list-style:none;margin:20px 0 0;padding:0;display:grid;gap:10px}
.feats li{display:flex;align-items:center;gap:10px;font-weight:600}
.feats .ic{width:22px;height:22px;background:var(--acc);-webkit-mask-size:60%;mask-size:60%;border-radius:50%;position:relative}
.feats .ic{background:var(--acc-2)}
.feats .ic::after{content:"";position:absolute;inset:0;background:var(--acc-deep);-webkit-mask:var(--m) center/60% no-repeat;mask:var(--m) center/60% no-repeat}

/* ===== prayer (dark) ===== */
.prayer{background:radial-gradient(1200px 700px at 50% 30%,#132040,var(--dark) 70%);color:#fff;padding:0}
.prayer-stage{min-height:100vh;padding:100px 0 80px}
.day{position:relative;margin:0 auto 48px;max-width:1100px}
.day-svg{width:100%;height:auto}
.markers .marker circle{fill:#1E293B;stroke:#3B82F6;stroke-width:2;transition:fill .3s}
.markers .marker .halo{fill:#3B82F6;stroke:none;opacity:0;transform-origin:center;transform:scale(.4);transition:.4s}
.markers .marker text{fill:#94A3B8;font-size:16px;font-weight:600;text-anchor:middle;font-family:var(--font-ar)}
html[lang="en"] .markers .marker text{font-family:var(--font-en)}
.markers .marker.on circle{fill:#3B82F6}
.markers .marker.on .halo{opacity:.25;transform:scale(1)}
.markers .marker.on text{fill:#fff}
.rows .track{fill:rgba(255,255,255,.07)}
.rows .seg{fill:#3B82F6;opacity:0}
.rows .seg.off{fill:#334155}
.rowlabel{fill:#64748B;font-size:12px;font-family:var(--font-en)}
.friday-chip{position:absolute;top:8%;inset-inline-start:46%;display:inline-flex;align-items:center;gap:8px;background:rgba(59,130,246,.15);border:1px solid rgba(147,197,253,.4);border-radius:999px;padding:8px 14px;font-size:14px;font-weight:600;color:#BFDBFE;opacity:0;transform:translateY(10px)}
.friday-chip .ic{color:#93C5FD}
.legend{display:flex;align-items:center;gap:10px;justify-content:center;color:#94A3B8;font-size:14px;margin-top:8px}
.legend .sw{width:26px;height:10px;border-radius:5px;background:#3B82F6}

/* ===== app ===== */
.app-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:64px;align-items:start}
.phone-col{align-self:stretch}
.phone-wrap{position:sticky;top:calc(50vh - 330px);display:grid;place-items:center}
.phone{width:320px;height:660px;border-radius:48px;background:#0F172A;padding:12px;box-shadow:0 40px 90px rgba(15,23,42,.35),inset 0 0 0 2px #334155;position:relative}
.phone-notch{position:absolute;top:20px;left:50%;transform:translateX(-50%);width:110px;height:28px;border-radius:14px;background:#0F172A;z-index:3}
.phone-screen{position:relative;width:100%;height:100%;border-radius:38px;background:#F4F6FA;overflow:hidden}
.screen{position:absolute;inset:0;padding:60px 18px 18px;opacity:0;transform:translateY(16px) scale(.98);transition:opacity .45s,transform .45s;display:flex;flex-direction:column;gap:10px}
.screen.active{opacity:1;transform:none}
.screen header{display:flex;align-items:center;justify-content:space-between;margin-bottom:4px}
.screen header small{font-size:15px;font-weight:700}
.dot-live{width:10px;height:10px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 4px rgba(34,197,94,.2)}
.pcard{background:#fff;border-radius:16px;padding:14px 16px;box-shadow:var(--sh-sm)}
.pcard.accent{background:linear-gradient(135deg,#60A5FA,var(--acc) 60%,var(--acc-deep));color:#fff}
.pcard em{display:block;font-style:normal;font-size:12px;opacity:.85}
.pcard strong{font-size:20px}
.plabel{font-style:normal;font-size:13px;color:var(--sub);font-weight:600;margin-top:6px}
.ptiles{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.ptile{background:#fff;border-radius:14px;padding:12px 10px;box-shadow:var(--sh-sm);display:flex;flex-direction:column;gap:4px;border:1px solid transparent}
.ptile b{font-family:var(--font-en);font-size:12px;color:var(--sub)}
.ptile span{font-weight:700;font-size:15px}
.ptile.on{border-color:rgba(34,197,94,.4)}
.ptile.on span{color:#15803D}
.prow{display:flex;align-items:center;justify-content:space-between;gap:8px;background:#fff;border-radius:14px;padding:11px 14px;box-shadow:var(--sh-sm);font-size:13px}
.prow b{font-size:14px}
.prow span{color:var(--sub);font-size:11px;flex:1;text-align:center}
.prow i{font-style:normal}
.prow.friday{border:1px solid var(--acc-2);background:#EFF6FF}
.tog{width:36px;height:20px;border-radius:10px;background:#CBD5E1;position:relative;flex:none}
.tog::after{content:"";position:absolute;top:2px;inset-inline-start:2px;width:16px;height:16px;border-radius:50%;background:#fff;transition:.3s}
.tog.on{background:var(--ok)}
.tog.on::after{inset-inline-start:18px}
.chk{width:22px;height:22px;border-radius:7px;border:2px solid #CBD5E1;flex:none}
.chk.on{background:var(--acc);border-color:var(--acc);-webkit-mask:none;position:relative}
.chk.on::after{content:"";position:absolute;inset:0;background:#fff;-webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12.5l4.5 4.5L19 7'/%3E%3C/svg%3E") center/70% no-repeat;mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12.5l4.5 4.5L19 7'/%3E%3C/svg%3E") center/70% no-repeat}
.dial{position:relative;width:220px;margin:10px auto 0}
.dial svg{width:100%;transform:rotate(-90deg)}
.dial-track{fill:none;stroke:#E2E8F0;stroke-width:14}
.dial-fill{fill:none;stroke:var(--acc);stroke-width:14;stroke-linecap:round;stroke-dasharray:528;stroke-dashoffset:200}
.dial-val{position:absolute;inset:0;display:grid;place-items:center;text-align:center}
.dial-val strong{font-size:44px;font-family:var(--font-en);display:block;line-height:1}
.dial-val em{font-style:normal;color:var(--sub);font-size:13px}
.pm{display:flex;justify-content:center;gap:14px;margin-top:8px}
.pm button{width:56px;height:56px;border-radius:50%;border:0;background:#fff;box-shadow:var(--sh-sm);font-size:26px;color:var(--ink)}
.fan{display:grid;place-items:center;padding:20px 0}
.fan-svg{width:170px;fill:var(--acc)}
.fan-svg .blades{transform-origin:60px 60px;animation:spin 1.6s linear infinite}
.seg3{display:grid;grid-template-columns:repeat(3,1fr);background:#E2E8F0;border-radius:14px;padding:4px;gap:4px;font-size:13px;font-weight:700;text-align:center}
.seg3 span{padding:10px 4px;border-radius:10px;color:var(--sub)}
.seg3 span.on{background:#fff;color:var(--ink);box-shadow:var(--sh-sm)}
.map{position:relative;height:250px;border-radius:18px;background:linear-gradient(135deg,#DBEAFE,#E0E7FF);overflow:hidden;display:grid;place-items:center;background-image:linear-gradient(rgba(59,130,246,.12) 1px,transparent 1px),linear-gradient(90deg,rgba(59,130,246,.12) 1px,transparent 1px);background-size:28px 28px}
.map .pin{width:18px;height:18px;border-radius:50%;background:var(--acc);box-shadow:0 0 0 6px rgba(59,130,246,.25);z-index:2}
.map .ring{position:absolute;width:60px;height:60px;border-radius:50%;border:2px solid var(--acc);animation:pulse 2.4s ease-out infinite}
.map .ring.r2{animation-delay:1.2s}
.features-col{display:grid;gap:18px;padding-top:40px}
.feature{display:flex;gap:20px;align-items:flex-start;background:var(--surface);border-radius:var(--r);padding:26px 28px;box-shadow:var(--sh-sm);border:2px solid transparent;transition:border-color .3s,transform .3s,box-shadow .3s;min-height:150px}
.feature.active{border-color:var(--acc-2);box-shadow:var(--sh);transform:translateX(0)}
.feature h3{font-size:21px;margin-bottom:6px}
.feature p{color:var(--sub)}
.store-badges{display:flex;flex-wrap:wrap;gap:12px;margin-top:10px}
.store{display:inline-flex;align-items:center;gap:10px;background:#0F172A;color:#fff;border-radius:14px;padding:10px 18px;min-width:170px;transition:transform .2s}
.store:hover{transform:translateY(-2px)}
.store .ic{width:26px;height:26px;color:#fff}
.store span{display:flex;flex-direction:column;line-height:1.1;font-family:var(--font-en);font-weight:700;font-size:17px;direction:ltr;text-align:left}
.store small{font-size:10px;font-weight:500;opacity:.8}

/* ===== savings ===== */
.savings{background:linear-gradient(180deg,var(--bg),#EAF0F9)}
.savings-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.savings-copy h2{font-size:clamp(34px,4.6vw,56px);margin-bottom:18px}
.savings-copy p{color:var(--sub);font-size:18px}
.stats{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.stat{background:var(--surface);border-radius:var(--r);padding:28px;box-shadow:var(--sh)}
.stat strong{display:block;font-family:var(--font-en);font-size:clamp(40px,4.6vw,60px);font-weight:800;color:var(--acc-deep);line-height:1;margin-bottom:8px;direction:ltr;text-align:start}
.stat span{color:var(--sub);font-weight:600}

/* ===== install ===== */
.install{padding-bottom:0;overflow:hidden}
.install-stage{padding:120px 0 100px}
.install-track{display:flex;gap:28px;padding:20px max(24px,calc((100vw - 1200px)/2));width:max-content;will-change:transform}
.istep{width:min(560px,82vw);flex:none;background:var(--surface);border-radius:32px;padding:36px;box-shadow:var(--sh);position:relative}
.inum{position:absolute;top:28px;inset-inline-end:32px;width:52px;height:52px;border-radius:50%;background:var(--acc);color:#fff;display:grid;place-items:center;font-family:var(--font-en);font-weight:800;font-size:22px;box-shadow:0 10px 24px rgba(59,130,246,.35)}
.istep h3{font-size:30px;margin:22px 0 8px}
.istep p{color:var(--sub);font-size:17px}
.iviz{height:260px;border-radius:22px;background:linear-gradient(180deg,#F8FAFD,#EEF2F8);position:relative;overflow:hidden;display:grid;place-items:center}
.iv-node{width:190px;display:block;z-index:2;animation:stick 3s ease-in-out infinite}.iv-node svg{width:100%;height:auto}
@keyframes stick{0%,100%{transform:translateY(-14px) scale(1.02)}50%{transform:translateY(0) scale(1)}}
.iv-panel{position:absolute;bottom:24px;left:10%;right:10%;height:70px;border-radius:12px;background:#fff;box-shadow:var(--sh-sm);border:1px solid var(--line)}
.iv-panel::before{content:"21";position:absolute;left:18px;top:18px;width:56px;height:32px;border-radius:6px;background:#E1E6EC;color:#22C55E;font:700 20px/32px Menlo,monospace;text-align:center}
.iv-socket{width:110px;height:110px;border-radius:22px;background:#fff;box-shadow:var(--sh-sm);border:1px solid var(--line);position:relative}
.iv-socket::before,.iv-socket::after{content:"";position:absolute;width:12px;height:30px;background:#CBD5E1;border-radius:3px;top:52px}
.iv-socket::before{left:26px}.iv-socket::after{right:26px}
.iv-socket{--top:"";}
.iv-hub-glass{position:absolute;inset:0;margin:auto;width:270px;height:270px;display:block;animation:plug 3s ease-in-out infinite}.iv-hub-glass svg{width:100%;height:100%}.iv-hub-glass .hub-pulse{display:none}
@keyframes plug{0%,100%{transform:translateY(-12px)}50%{transform:translateY(0)}}
.iv-phone{width:120px;height:210px;border-radius:26px;background:#0F172A;padding:8px;display:flex;flex-direction:column;gap:8px}
.iv-phone b{display:block;height:34px;border-radius:10px;background:#fff;opacity:.9}
.iv-phone b:first-child{margin-top:26px;background:var(--acc)}

/* ===== gallery ===== */
.gallery-grid{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:220px;gap:16px}
.gitem{border-radius:20px;overflow:hidden;box-shadow:var(--sh-sm);position:relative}
.gitem.tall{grid-row:span 2}
.gitem img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.gitem:hover img{transform:scale(1.06)}

/* ===== faq ===== */
.faq-list{display:grid;gap:12px}
.faq-list details{background:var(--surface);border-radius:18px;box-shadow:var(--sh-sm);padding:0 24px}
.faq-list summary{list-style:none;cursor:pointer;padding:20px 0;font-weight:700;font-size:18px;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary::after{content:"+";width:32px;height:32px;border-radius:50%;background:var(--acc-2);color:var(--acc-deep);display:grid;place-items:center;font-family:var(--font-en);font-size:20px;flex:none;transition:transform .3s}
.faq-list details[open] summary::after{transform:rotate(45deg)}
.faq-list p{padding:0 0 22px;color:var(--sub)}

/* ===== cta ===== */
.cta-card{display:grid;grid-template-columns:1fr 1fr;gap:48px;background:linear-gradient(135deg,#0F1B33,#12264D 60%,#1E3A8A);color:#fff;border-radius:36px;padding:56px;box-shadow:0 40px 90px rgba(15,23,42,.25);position:relative;overflow:hidden}
.cta-card::before{content:"";position:absolute;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(96,165,250,.45),rgba(96,165,250,0) 70%);top:-200px;inset-inline-end:-120px}
.cta-copy{position:relative}
.cta-copy h2{font-size:clamp(30px,4vw,46px);margin-bottom:14px}
.cta-copy p{color:#BFDBFE;font-size:18px;margin-bottom:26px}
.cta-copy .store-badges{margin-top:22px}
.cta-copy .store{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18)}
.cta-form{position:relative;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:24px;padding:26px;display:grid;gap:14px}
.cta-form label{display:grid;gap:6px;font-size:14px;color:#BFDBFE}
.cta-form input{border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.08);color:#fff;border-radius:12px;padding:12px 14px;font:inherit;outline:0}
.cta-form input:focus{border-color:#93C5FD;box-shadow:0 0 0 4px rgba(147,197,253,.2)}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-msg{display:none;color:#86EFAC;font-weight:600}
.form-msg.show{display:block}

/* ===== footer ===== */
.footer{padding:70px 0 30px;border-top:1px solid var(--line)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px}
.f-brand p{color:var(--sub);margin:16px 0;max-width:440px}
.made{display:flex;align-items:center;gap:12px;color:var(--sub);font-weight:600}
.made img{width:56px;height:56px}
.f-links,.f-contact{display:grid;gap:10px;align-content:start;color:var(--sub)}
.footer h4{color:var(--ink);margin-bottom:6px}
.copyright{margin-top:40px;padding-top:20px;border-top:1px solid var(--line);color:var(--sub);font-size:14px;display:flex;gap:6px;flex-wrap:wrap}

/* ===== lightbox ===== */
.lightbox{border:0;background:transparent;padding:0;max-width:92vw;max-height:92vh}
.lightbox::backdrop{background:rgba(2,6,23,.85);backdrop-filter:blur(6px)}
.lightbox img{max-width:92vw;max-height:88vh;border-radius:18px;object-fit:contain}
.lb-close{position:fixed;top:20px;inset-inline-end:20px;width:48px;height:48px;border-radius:50%;border:0;background:#fff;font-size:26px;line-height:1}

/* ===== reveal defaults (JS animates) ===== */
[data-reveal],[data-reveal-group]>*{will-change:transform,opacity}

/* ===== responsive ===== */
@media (max-width:1100px){
  .hero-grid{grid-template-columns:1fr;text-align:center}
  .hero-desc{margin-inline:auto}
  .hero-actions,.chips{justify-content:center}
  .hero-visual{max-width:520px}
  .story-grid{grid-template-columns:1fr;gap:20px;align-content:center}
  .story-steps{min-height:220px;order:2}
  .story-visual{order:1}
  .step-dots{bottom:-24px}
  .app-grid{grid-template-columns:1fr;gap:12px}
  .phone-col{position:sticky;top:64px;z-index:5;background:var(--bg);padding:8px 0 12px;align-self:start}
  .phone-wrap{position:relative;top:auto;height:360px;overflow:visible}
  .phone{transform:scale(.52);transform-origin:top center}
  .features-col{padding-top:10px}
  .savings-grid,.product-grid,.cta-card{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .gallery-grid{grid-template-columns:repeat(2,1fr);grid-auto-rows:200px}
}
@media (max-width:760px){
  body{font-size:16px}
  .section{padding:80px 0}
  .container{width:min(1200px,100% - 32px)}
  .nav-links{position:fixed;top:64px;left:0;right:0;background:var(--surface);flex-direction:column;gap:0;padding:12px 24px 20px;box-shadow:var(--sh);transform:translateY(-12px);opacity:0;pointer-events:none;transition:.25s}
  .nav-links.open{transform:none;opacity:1;pointer-events:auto}
  .nav-links a{padding:12px 0;border-bottom:1px solid var(--line);font-size:17px}
  .nav-actions .btn{display:none}
  .burger{display:flex}
  .nav{height:64px}
  .hero{padding-top:110px}
  .hero-title{font-size:clamp(36px,10vw,52px)}
  .fc-node{inset-inline-start:-6px;top:2%}
  .fc-phone{inset-inline-end:-6px;bottom:0}
  .fc-hub{display:none}
  .float-card{padding:10px 12px}
  .cards.three{grid-template-columns:1fr}
  .story-stage{min-height:0;height:100vh}
  .step h3{font-size:24px}.step p{font-size:16px}
  .story-visual{padding:6px;border-radius:20px}
  .phone{transform:scale(.48)}
  .phone-wrap{height:330px}
  .stats{grid-template-columns:1fr 1fr;gap:12px}
  .stat{padding:20px}
  .install-stage{padding:80px 0 60px}
  .install-track{flex-direction:column;width:auto;padding:0 16px}
  .istep{width:100%}
  .iviz{height:200px}
  .gallery-grid{grid-auto-rows:150px}
  .cta-card{padding:30px;border-radius:26px}
  .row2{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .scroll-hint{display:none}
}
@media (prefers-reduced-motion:reduce){
  .hub-rings,.hub-pulse,.hub-glow,.float-card,.fan-svg .blades,.map .ring,.iv-node,.iv-hub{animation:none!important}
}