/* ─── CRITICAL CSS (above the fold) ─── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#f5f5f7;--surface:#ffffff;--surface-2:#fafafa;
  --border:#e8e8ed;--border-2:#d2d2d7;
  --accent:#0060D2;--accent-rgb:0,96,210;--accent-h:#0066E0;
  --accent-l:rgba(0,96,210,.07);
  --green:#34C759;--text:#1d1d1f;--text-2:#424245;
  --text-muted:#6e6e73;--text-dim:#6e6e73;
  --radius:16px;--radius-sm:10px;--radius-xs:6px;
  --sh-md:0 4px 16px rgba(0,0,0,.08);--sh-lg:0 12px 40px rgba(0,0,0,.1);
  --section-pad:88px;--section-pad-mob:48px;--gap-md:32px;
}
html{scroll-behavior:smooth}
body{background:var(--surface);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,'SF Pro Text','Segoe UI',system-ui,sans-serif;font-size:17px;line-height:1.47;overflow-x:hidden;-webkit-font-smoothing:antialiased;cursor:default}
a{color:inherit;text-decoration:none}ul{list-style:none}img{display:block;max-width:100%}button{cursor:pointer;font:inherit}
.container{max-width:1280px;margin:0 auto;padding:0 15px}
.section{padding:var(--section-pad) 15px;overflow-x:clip}
.s-inner{max-width:1280px;margin:0 auto}
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 26px;border-radius:var(--radius-sm);font-weight:700;font-size:15px;border:none;cursor:pointer}
.btn-blue{background:var(--accent);color:#fff}
.btn-pill{border-radius:980px}
.btn-block{width:100%;margin-top:8px}
/* header */
.header{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(255,255,255,.72);backdrop-filter:saturate(180%) blur(20px);border-bottom:0.5px solid rgba(0,0,0,.08);height:48px;display:flex;align-items:center;overflow-x:clip}
.header-inner{max-width:1280px;margin:0 auto;width:100%;padding:0 15px;display:flex;align-items:center;gap:20px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{width:34px;height:34px;background:var(--accent);border-radius:8px;display:flex;align-items:center;justify-content:center}
.logo-info{display:flex;flex-direction:column;gap:1px}
.logo-text{font-size:20px;font-weight:800;letter-spacing:-.04em;color:var(--text);line-height:1.2}
.logo-text b{color:var(--accent)}
.logo-city{font-size:11px;color:var(--text-muted);font-weight:400;line-height:1;letter-spacing:0}
.city-btn{display:flex;align-items:center;gap:7px;padding:6px 10px;border-radius:var(--radius-xs);background:transparent;border:none;font-size:14px;color:var(--text-muted);cursor:pointer}
.city-dot{width:7px;height:7px;border-radius:50%;background:var(--green);flex-shrink:0}
.h-nav{display:flex;gap:0;margin-left:auto}
.h-cta{padding:8px 18px;background:var(--accent);color:#fff;font-weight:600;font-size:14px;border:none;border-radius:980px;white-space:nowrap}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:none;padding:4px}
.burger span{width:22px;height:2px;background:var(--text);border-radius:2px}
.h-mob-nav{display:none}
.mob-menu-bg{display:none;position:fixed;inset:0;z-index:199}
.mob-menu{position:fixed;top:0;right:0;bottom:0;z-index:200;width:280px;max-width:85vw;background:var(--surface);transform:translateX(100%);transition:transform .3s ease;display:flex;flex-direction:column}
/* hero */
.hero{min-height:0;padding-top:48px;background:var(--surface);position:relative;overflow:visible;display:flex;align-items:center;z-index:2}
.hero-blob-1,.hero-blob-2{display:none}
.hero-inner{max-width:1280px;margin:0 auto;width:100%;padding:var(--section-pad) 24px;display:grid;grid-template-columns:1fr 480px;gap:80px;align-items:center;position:relative;z-index:1}
.hero-pill{display:inline-flex;align-items:center;gap:8px;padding:7px 16px;background:var(--bg);border:none;border-radius:980px;font-size:13px;font-weight:500;color:var(--text-muted);margin-bottom:28px}
.hero-pill-dot{width:7px;height:7px;border-radius:50%;background:var(--green)}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.3}}
.hero-pill-dot{animation:blink 2s infinite}
.hero-h1{font-size:clamp(32px,5.5vw,72px);font-weight:800;letter-spacing:-.04em;line-height:1.05;color:var(--text);margin-bottom:24px;overflow-wrap:break-word;hyphens:auto;-webkit-hyphens:auto;word-break:break-word}
.hero-h1 em{font-style:normal;color:var(--accent)}
.hero-lead{font-size:18px;color:var(--text-muted);line-height:1.75;max-width:500px;margin-bottom:40px}
.hero-search{background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius);padding:6px;display:flex;gap:6px;align-items:center;margin-bottom:36px;box-shadow:var(--sh-md)}
.hs-select,.hs-input{flex:1;background:var(--bg);border:1.5px solid var(--border);border-radius:var(--radius-xs);padding:13px 16px;font:inherit;font-size:15px;color:var(--text);outline:none;appearance:none}
.hs-select:focus,.hs-input:focus{border-color:var(--accent);background:var(--surface)}
.hs-input::placeholder{color:var(--text-dim)}
.hs-btn{padding:13px 26px;background:var(--accent);color:#fff;font-weight:600;font-size:15px;border:none;border-radius:var(--radius-xs);white-space:nowrap;flex-shrink:0}
.hero-trust{display:flex;gap:28px;flex-wrap:wrap}
.h-trust-item{display:flex;flex-direction:column}
.h-trust-num{font-size:26px;font-weight:800;letter-spacing:-.03em;color:var(--text);line-height:1}
.h-trust-num span{color:var(--accent)}
.h-trust-label{font-size:13px;color:var(--text-muted);margin-top:2px}
.hero-visual{display:flex;flex-direction:column;align-items:center;justify-content:center;position:relative}
.phone-frame{width:240px;height:480px;background:linear-gradient(150deg,#fff 0%,#F0F4FF 100%);border-radius:44px;position:relative;box-shadow:0 0 0 1.5px rgba(37,99,235,.15),0 32px 80px rgba(15,23,42,.18),0 8px 24px rgba(15,23,42,.1)}
/* mobile */
@media(max-width:1024px){
  .hero-inner{grid-template-columns:1fr;text-align:center}
  .hero-visual{transform:scale(0.75);transform-origin:center top;margin:0 auto}
  .hero-lead{margin:0 auto 40px}
}
@media(max-width:768px){
  .header{height:auto;flex-direction:column;align-items:stretch}
  .hero{padding-top:84px;overflow-x:clip}
  .h-mob-nav{display:flex;gap:0;overflow-x:auto;scrollbar-width:none;border-top:0.5px solid rgba(0,0,0,.06);padding:0 12px}
  .h-mob-nav::-webkit-scrollbar{display:none}
  .h-mob-link{flex-shrink:0;padding:8px 12px;font-size:13px;font-weight:600;color:var(--text-muted);white-space:nowrap}
  .h-mob-link--phone{color:var(--accent);display:flex;align-items:center;gap:4px;margin-left:auto}
  .hero-visual{transform:none;margin:0 auto}
  .h-nav,.h-phone{display:none}
  .h-cta{display:none}
  .burger{display:flex;margin-left:auto;min-width:44px;min-height:44px;align-items:center;justify-content:center}
  .header-inner{gap:8px;padding:0 12px}
  .logo{min-height:44px;align-items:center}
  .city-btn{min-height:44px}
  .hero-search{flex-direction:column}
  .hs-select,.hs-input,.hs-btn{width:100%}
  .hero-trust{display:grid;grid-template-columns:repeat(3,1fr);gap:16px 12px;justify-items:center;text-align:center}
  .h-trust-num{font-size:22px}
  .h-trust-label{font-size:12px}
}
@media(max-width:480px){
  .hero-visual{transform:none;margin:0 auto}
  .hero-trust{grid-template-columns:repeat(3,1fr);gap:12px 8px}
  .h-trust-num{font-size:20px}
}

/* ── additional critical CSS ── */
:root{--surface-3:#f5f5f7;--accent-l2:rgba(0,96,210,.12);--warm:#F59E0B;--warm-l:rgba(245,158,11,.08);--green-l:rgba(52,199,89,.08);--red:#FF3B30;--sh-xs:0 1px 3px rgba(0,0,0,.04);--sh:0 2px 8px rgba(0,0,0,.06);--sh-blue:none;--phone-frame-w:240px;--gap-lg:56px;--gap-sm:16px}
::-webkit-scrollbar{width:5px}::-webkit-scrollbar-track{background:var(--bg)}::-webkit-scrollbar-thumb{background:var(--border-2);border-radius:3px}
.hero-dots{position:absolute;inset:0;pointer-events:none;background-image:radial-gradient(circle,rgba(0,0,0,.04) 1px,transparent 1px);background-size:40px 40px;opacity:.3}
.phone-wrap{position:relative;animation:phoneEntrance .8s ease-out both,phoneFloat 4.5s ease-in-out .8s infinite;contain:layout style}
.phone-wrap:hover{animation-play-state:paused}
@keyframes phoneEntrance{from{opacity:0;transform:translateY(40px) rotateY(-15deg)}to{opacity:1;transform:translateY(0) rotateY(0)}}
@keyframes phoneFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-16px)}}
.phone-shadow-cast{position:absolute;bottom:-28px;left:50%;transform:translateX(-50%);width:160px;height:24px;background:radial-gradient(ellipse at center,rgba(37,99,235,.22) 0%,transparent 70%);border-radius:50%;animation:phoneShadow 4.5s ease-in-out infinite;pointer-events:none}
@keyframes phoneShadow{0%,100%{transform:translateX(-50%) scaleX(1);opacity:.8}50%{transform:translateX(-50%) scaleX(.65);opacity:.35}}
.phone-frame{overflow:visible}.phone-frame::before{content:'';position:absolute;inset:2px;background:linear-gradient(160deg,#fff 0%,#F5F7FF 100%);border-radius:42px;z-index:0}
.hero-live{text-align:center;margin-top:16px;display:flex;align-items:flex-start;justify-content:center;gap:8px;font-size:13px;color:var(--text-muted);min-height:34px}
.hero-live-dot{flex-shrink:0;margin-top:5px;width:6px;height:6px;border-radius:50%;background:var(--green);animation:blink 2s infinite}
.hero-live-text{display:flex;flex-direction:column;gap:1px;text-align:left}
.hero-live-device{font-weight:500;color:var(--text)}
.hero-live-time{font-size:12px;color:var(--text-muted)}
.hero-promo{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;background:var(--bg);border-radius:980px;font-size:14px;font-weight:500;color:var(--accent);margin-bottom:16px}
.h-nav-item{position:relative;padding-bottom:6px;margin-bottom:-6px}
.h-nav-link{display:flex;align-items:center;gap:3px;padding:7px 13px;border-radius:var(--radius-xs);font-size:14px;font-weight:500;color:var(--text-muted);transition:color .2s,background .2s;white-space:nowrap}
.h-nav-link:hover{color:var(--text);background:var(--bg)}
.h-nav-chevron{transition:transform .2s;flex-shrink:0;opacity:.6}
.s-tag{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);margin-bottom:12px}
.s-tag::before{content:'';width:16px;height:2px;background:var(--accent);border-radius:1px}