/* ===== DAIYN — Landing styles ===== */
:root{
  --navy:#1F3864;
  --navy-900:#16264a;
  --navy-800:#1a2f55;
  --blue:#2E75B6;
  --blue-50:#EAF2FB;
  --blue-100:#D9E8F7;
  --amber:#F5A623;
  --amber-600:#E0930F;
  --amber-50:#FEF5E3;
  --ink:#1A1A2E;
  --muted:#6B7280;
  --bg:#FFFFFF;
  --soft:#F5F7FB;
  --green:#22C55E;
  --red:#EF4444;
  --line:#E6EAF2;
  --r:16px;
  --r-sm:12px;
  --r-lg:24px;
  --shadow:0 4px 24px rgba(31,56,100,.07);
  --shadow-lg:0 24px 60px rgba(31,56,100,.16);
  --maxw:1200px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Montserrat",-apple-system,BlinkMacSystemFont,"Noto Sans SC",sans-serif;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  line-height:1.55;
  font-size:17px;
}
:lang(zh-CN){line-height:1.7;}
h1,h2,h3,h4{margin:0;line-height:1.12;letter-spacing:-.02em;font-weight:800;}
h2,h3,h4,.pname{font-family:"Montserrat","Noto Sans SC",sans-serif;}
p{margin:0;}
a{color:inherit;text-decoration:none;}
img{display:block;max-width:100%;}
.accent{color:var(--amber);}
.container{max-width:var(--maxw);margin:0 auto;padding:0 28px;}
section{padding:104px 0;}
.kicker{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:.14em;
  text-transform:uppercase;color:var(--blue);margin-bottom:16px;
}
.sec-head{max-width:680px;margin:0 auto 56px;text-align:center;}
.sec-head h2{font-size:clamp(30px,3.6vw,46px);}
.sec-head p{color:var(--muted);margin-top:16px;font-size:19px;}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;gap:9px;font-family:inherit;
  font-weight:700;font-size:16px;border-radius:999px;border:0;cursor:pointer;
  padding:14px 26px;transition:transform .15s ease,box-shadow .2s ease,background .2s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-1px);}
.btn-amber{background:var(--amber);color:#3a2600;box-shadow:0 8px 22px rgba(245,166,35,.32);}
.btn-amber:hover{background:var(--amber-600);}
.btn-navy{background:var(--navy);color:#fff;}
.btn-navy:hover{background:var(--navy-900);}
.btn-ghost{background:transparent;color:var(--navy);border:1.5px solid var(--line);}
.btn-ghost:hover{border-color:var(--navy);background:var(--soft);}
.btn-white{background:#fff;color:var(--navy);}
.btn svg{width:19px;height:19px;}

/* ===== Nav ===== */
header.nav{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.82);
  backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;gap:32px;height:72px;}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:22px;letter-spacing:-.03em;color:var(--navy);}
.logo .pin{position:relative;width:26px;height:26px;flex:none;}
.nav-links{display:flex;gap:28px;margin-left:8px;}
.nav-links a{font-size:15px;font-weight:600;color:#3c4356;transition:color .15s;white-space:nowrap;}
.nav-links a:hover{color:var(--navy);}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:14px;}
.lang{display:flex;background:var(--soft);border:1px solid var(--line);border-radius:999px;padding:3px;}
.lang-btn{
  font-family:inherit;font-weight:700;font-size:12.5px;letter-spacing:.02em;
  border:0;background:transparent;color:var(--muted);padding:6px 11px;border-radius:999px;cursor:pointer;transition:.15s;
}
.lang-btn.active{background:#fff;color:var(--navy);box-shadow:0 1px 4px rgba(31,56,100,.12);}
.nav-login{font-size:15px;font-weight:700;color:var(--navy);}

/* ===== Hero ===== */
.hero{position:relative;overflow:hidden;padding-top:80px;padding-bottom:90px;}
.hero::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(900px 480px at 88% -8%, var(--blue-50), transparent 60%),
    radial-gradient(620px 420px at -6% 110%, var(--amber-50), transparent 55%);
}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:7px 15px 7px 9px;font-size:13.5px;font-weight:700;color:var(--navy);
  box-shadow:var(--shadow);margin-bottom:26px;
}
.hero-badge .dot{width:22px;height:22px;border-radius:50%;background:var(--amber);display:grid;place-items:center;color:#3a2600;}
.hero-badge .dot svg{width:13px;height:13px;}
.hero h1{font-size:clamp(40px,5.4vw,68px);letter-spacing:-.03em;}
.hero-sub{color:#4a5167;font-size:20px;margin-top:24px;max-width:520px;}
.hero-cta{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap;}
.hero-note{margin-top:16px;font-size:14px;color:var(--muted);display:flex;align-items:center;gap:7px;}
.hero-note svg{width:16px;height:16px;color:var(--green);}
.hero-stats{display:flex;gap:40px;margin-top:46px;}
.hero-stats .num{font-size:30px;font-weight:800;color:var(--navy);letter-spacing:-.02em;}
.hero-stats .lbl{font-size:14px;color:var(--muted);margin-top:2px;}

/* ===== Phone mockup ===== */
.phone-wrap{position:relative;display:flex;justify-content:center;}
.phone{
  position:relative;width:312px;height:638px;background:#0f1c34;border-radius:46px;
  padding:11px;box-shadow:var(--shadow-lg);flex:none;
}
.phone-screen{width:100%;height:100%;background:var(--soft);border-radius:36px;overflow:hidden;display:flex;flex-direction:column;position:relative;}
.phone-notch{position:absolute;top:0;left:50%;transform:translateX(-50%);width:128px;height:26px;background:#0f1c34;border-radius:0 0 16px 16px;z-index:6;}
.statusbar{display:flex;justify-content:space-between;align-items:center;padding:13px 22px 6px;font-size:12.5px;font-weight:700;color:var(--ink);}
.statusbar .ic{display:flex;gap:5px;align-items:center;}
.statusbar .ic span{display:inline-block;width:16px;height:11px;}
.ph-top{padding:6px 16px 12px;background:#fff;}
.ph-loc{display:flex;align-items:center;gap:6px;font-weight:800;font-size:15px;color:var(--navy);white-space:nowrap;}
.ph-loc svg{width:16px;height:16px;color:var(--amber);}
.ph-search{margin-top:11px;display:flex;align-items:center;gap:9px;background:var(--soft);border-radius:12px;padding:10px 13px;color:var(--muted);font-size:13px;}
.ph-search svg{width:15px;height:15px;flex:none;}
.ph-search span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.ph-map{position:relative;height:150px;background:
   linear-gradient(0deg,rgba(46,117,182,.05),rgba(46,117,182,.05)),
   repeating-linear-gradient(0deg,#e8edf6 0 1px,transparent 1px 26px),
   repeating-linear-gradient(90deg,#e8edf6 0 1px,transparent 1px 26px),#eef3fa;}
.ph-map .road{position:absolute;background:#fff;}
.ph-map .r1{top:54px;left:0;right:0;height:9px;}
.ph-map .r2{top:0;bottom:0;left:120px;width:9px;}
.marker{position:absolute;width:26px;height:26px;transform:translate(-50%,-100%);}
.marker .pinp{width:26px;height:26px;border-radius:50% 50% 50% 0;transform:rotate(-45deg);box-shadow:0 4px 8px rgba(0,0,0,.18);display:grid;place-items:center;}
.marker .pinp::after{content:"";width:9px;height:9px;background:#fff;border-radius:50%;transform:rotate(45deg);}
.marker.amber .pinp{background:var(--amber);}
.marker.blue .pinp{background:var(--blue);}
.marker.navy .pinp{background:var(--navy);}
.ph-list{flex:1;background:var(--soft);padding:13px 14px;overflow:hidden;}
.ph-secttl{font-size:11px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin-bottom:9px;}
.place{display:flex;gap:11px;background:#fff;border-radius:14px;padding:9px;margin-bottom:11px;box-shadow:0 2px 10px rgba(31,56,100,.05);}
.place .thumb{width:58px;height:58px;border-radius:10px;flex:none;}
.place .t1{background:linear-gradient(135deg,#FFD9A6,#F5A623);}
.place .t2{background:linear-gradient(135deg,#BBD6F2,#2E75B6);}
.place .info{flex:1;min-width:0;}
.place .nm{font-weight:800;font-size:14px;color:var(--ink);}
.place .meta{font-size:11.5px;color:var(--muted);margin-top:1px;}
.place .row{display:flex;align-items:center;gap:8px;margin-top:7px;}
.badge-free{display:inline-flex;align-items:center;gap:4px;background:rgba(34,197,94,.12);color:#15803d;font-size:10.5px;font-weight:800;padding:3px 7px;border-radius:999px;}
.badge-free .d{width:6px;height:6px;border-radius:50%;background:var(--green);}
.rate{display:inline-flex;align-items:center;gap:3px;font-size:11.5px;font-weight:800;color:var(--ink);}
.rate svg{width:12px;height:12px;color:var(--amber);}
.ph-tabs{display:flex;justify-content:space-between;background:#fff;border-top:1px solid var(--line);padding:9px 14px 16px;}
.ph-tab{display:flex;flex-direction:column;align-items:center;gap:3px;font-size:9.5px;font-weight:700;color:var(--muted);flex:1;}
.ph-tab svg{width:21px;height:21px;}
.ph-tab.active{color:var(--navy);}
.ph-tab.ai.active{color:var(--amber-600);}

.floatcard{position:absolute;background:#fff;border-radius:14px;box-shadow:var(--shadow-lg);padding:11px 14px;display:flex;align-items:center;gap:10px;font-weight:700;font-size:13.5px;color:var(--navy);z-index:8;}
.floatcard .ico{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;flex:none;}
.floatcard .ico svg{width:18px;height:18px;}
.fc-ai{top:120px;left:-30px;}
.fc-ai .ico{background:var(--amber-50);color:var(--amber-600);}
.fc-ok{bottom:78px;right:-26px;}
.fc-ok .ico{background:rgba(34,197,94,.14);color:#15803d;}
.fc-sub{font-size:11px;font-weight:600;color:var(--muted);}

/* ===== Generic card grids ===== */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:30px;box-shadow:var(--shadow);}
.feat-ic{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;margin-bottom:20px;}
.feat-ic svg{width:26px;height:26px;}
.ic-blue{background:var(--blue-50);color:var(--blue);}
.ic-amber{background:var(--amber-50);color:var(--amber-600);}
.ic-green{background:rgba(34,197,94,.12);color:#15803d;}
.card h3{font-size:20px;margin-bottom:9px;}
.card p{color:var(--muted);font-size:15.5px;}

/* Problem / Solution split */
.ps-wrap{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start;}
.ps-col h2{font-size:clamp(26px,2.8vw,34px);margin-bottom:28px;}
.prob-item{display:flex;gap:16px;padding:18px 0;border-bottom:1px solid var(--line);}
.prob-item:last-child{border-bottom:0;}
.prob-x{width:38px;height:38px;border-radius:10px;background:rgba(239,68,68,.1);color:var(--red);display:grid;place-items:center;flex:none;}
.prob-x svg{width:20px;height:20px;}
.sol-item{display:flex;gap:16px;padding:18px 0;border-bottom:1px solid var(--line);}
.sol-item:last-child{border-bottom:0;}
.sol-c{width:38px;height:38px;border-radius:10px;background:rgba(34,197,94,.12);color:#15803d;display:grid;place-items:center;flex:none;}
.sol-c svg{width:20px;height:20px;}
.ps-col .it h4{font-size:18px;}
.ps-col .it p{color:var(--muted);font-size:15px;margin-top:2px;}
.ps-sol{background:var(--soft);border-radius:var(--r-lg);padding:38px 36px;border:1px solid var(--line);}

/* How it works steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step;}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:30px 26px;box-shadow:var(--shadow);}
.step .n{width:42px;height:42px;border-radius:12px;background:var(--navy);color:#fff;font-weight:800;font-size:18px;display:grid;place-items:center;margin-bottom:18px;}
.step:nth-child(2) .n{background:var(--blue);}
.step:nth-child(3) .n{background:var(--amber);color:#3a2600;}
.step:nth-child(4) .n{background:var(--green);}
.step h3{font-size:19px;margin-bottom:7px;}
.step p{color:var(--muted);font-size:15px;}

/* Business benefits — dark */
.dark{background:var(--navy);color:#fff;}
.dark .sec-head p{color:#b6c4dd;}
.dark .kicker{color:var(--amber);}
.bcard{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:var(--r);padding:28px;}
.bcard .feat-ic{background:rgba(255,255,255,.08);color:#fff;}
.bcard h3{font-size:19px;margin-bottom:8px;color:#fff;}
.bcard p{color:#aebbd4;font-size:15px;}

/* AI section */
.ai-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.ai-feats{margin-top:30px;display:flex;flex-direction:column;gap:16px;}
.ai-feat{display:flex;gap:13px;align-items:center;font-weight:700;font-size:17px;color:var(--navy);}
.ai-feat .c{width:30px;height:30px;border-radius:50%;background:var(--amber-50);color:var(--amber-600);display:grid;place-items:center;flex:none;}
.ai-feat .c svg{width:16px;height:16px;}
.chat{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:24px;box-shadow:var(--shadow-lg);}
.chat-head{display:flex;align-items:center;gap:11px;padding-bottom:18px;border-bottom:1px solid var(--line);margin-bottom:18px;}
.chat-head .av{width:38px;height:38px;border-radius:11px;background:var(--navy);color:var(--amber);display:grid;place-items:center;font-weight:800;}
.chat-head .nm{font-weight:800;font-size:15px;}
.chat-head .st{font-size:12px;color:var(--green);font-weight:700;display:flex;align-items:center;gap:5px;}
.chat-head .st .d{width:7px;height:7px;background:var(--green);border-radius:50%;}
.bubble{max-width:84%;padding:13px 16px;border-radius:16px;font-size:15px;line-height:1.5;margin-bottom:12px;}
.bubble.u{background:var(--navy);color:#fff;border-bottom-right-radius:5px;margin-left:auto;}
.bubble.a{background:var(--soft);color:var(--ink);border-bottom-left-radius:5px;}
.chat-chips{display:flex;gap:8px;flex-wrap:wrap;margin:4px 0 14px;}
.chip{background:var(--blue-50);color:var(--blue);font-weight:700;font-size:13px;padding:7px 12px;border-radius:999px;border:1px solid var(--blue-100);}
.chat .btn{width:100%;justify-content:center;}

/* Industries */
.ind-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.ind{display:flex;align-items:center;gap:16px;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px 24px;box-shadow:var(--shadow);transition:transform .15s,box-shadow .2s;}
.ind:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);}
.ind .ico{width:50px;height:50px;border-radius:13px;background:var(--blue-50);color:var(--blue);display:grid;place-items:center;flex:none;}
.ind .ico svg{width:26px;height:26px;}
.ind span{font-weight:800;font-size:17px;color:var(--navy);}

/* Pricing */
.promo{
  background:linear-gradient(100deg,var(--navy),var(--blue));color:#fff;border-radius:var(--r-lg);
  padding:26px 34px;display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:44px;flex-wrap:wrap;
}
.promo h3{font-size:23px;}
.promo p{color:#cfe0f4;font-size:15px;margin-top:5px;}
.promo .badge3{background:var(--amber);color:#3a2600;font-weight:800;font-size:14px;padding:10px 18px;border-radius:999px;white-space:nowrap;}
.price-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;align-items:stretch;}
.plan{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:30px 26px;display:flex;flex-direction:column;box-shadow:var(--shadow);position:relative;}
.plan.free{background:var(--soft);}
.plan.pop{border:2px solid var(--amber);box-shadow:var(--shadow-lg);}
.plan .tag{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--amber);color:#3a2600;font-weight:800;font-size:12.5px;padding:6px 14px;border-radius:999px;white-space:nowrap;}
.plan .pname{font-size:13px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--blue);}
.plan.pop .pname{color:var(--amber-600);}
.plan .pai{display:inline-flex;align-items:center;gap:5px;margin-top:6px;font-size:11px;font-weight:800;color:var(--amber-600);background:var(--amber-50);padding:3px 8px;border-radius:999px;width:fit-content;}
.plan .pai svg{width:12px;height:12px;}
.plan .price{font-size:38px;font-weight:800;color:var(--ink);margin:14px 0 2px;letter-spacing:-.03em;}
.plan .price small{font-size:15px;font-weight:700;color:var(--muted);}
.plan .pfor{color:var(--muted);font-size:14px;min-height:42px;}
.plan ul{list-style:none;padding:0;margin:20px 0 24px;display:flex;flex-direction:column;gap:11px;flex:1;}
.plan li{display:flex;gap:10px;font-size:14.5px;color:#3c4356;align-items:flex-start;}
.plan li svg{width:18px;height:18px;color:var(--green);flex:none;margin-top:1px;}
.plan li.off{color:#aab2c2;}
.plan li.off svg{color:#cbd3df;}
.plan .btn{width:100%;justify-content:center;margin-top:auto;}

/* FAQ */
.faq-wrap{max-width:760px;margin:0 auto;}
.faq-item{border:1px solid var(--line);border-radius:var(--r);background:#fff;margin-bottom:14px;overflow:hidden;box-shadow:var(--shadow);}
.faq-q{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:22px 26px;cursor:pointer;font-weight:800;font-size:18px;color:var(--navy);}
.faq-q .pm{width:30px;height:30px;border-radius:50%;background:var(--soft);display:grid;place-items:center;flex:none;transition:.2s;}
.faq-q .pm svg{width:16px;height:16px;color:var(--navy);transition:.25s;}
.faq-item.open .pm{background:var(--navy);}
.faq-item.open .pm svg{color:#fff;transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a p{padding:0 26px 22px;color:var(--muted);font-size:16px;}

/* Final CTA */
.finalcta{background:linear-gradient(115deg,var(--navy) 0%,var(--navy-900) 55%,#0f2447 100%);border-radius:var(--r-lg);padding:64px;text-align:center;color:#fff;position:relative;overflow:hidden;}
.finalcta::before{content:"";position:absolute;width:340px;height:340px;border-radius:50%;background:radial-gradient(circle,rgba(245,166,35,.32),transparent 70%);top:-120px;right:-60px;}
.finalcta::after{content:"";position:absolute;width:300px;height:300px;border-radius:50%;background:radial-gradient(circle,rgba(46,117,182,.4),transparent 70%);bottom:-130px;left:-50px;}
.finalcta h2{font-size:clamp(28px,3.6vw,44px);position:relative;}
.finalcta p{color:#c4d2e8;font-size:19px;margin:18px auto 32px;max-width:560px;position:relative;}
.finalcta .hero-cta{justify-content:center;position:relative;}

/* Footer */
footer{background:var(--navy-900);color:#cdd7e8;padding:64px 0 32px;}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;}
footer .logo{color:#fff;}
.foot-tag{color:#8fa1c0;font-size:15px;margin-top:16px;max-width:280px;}
.foot-store{display:flex;gap:10px;margin-top:22px;}
.store-btn{display:flex;align-items:center;gap:9px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.13);border-radius:12px;padding:9px 15px;color:#fff;font-weight:700;font-size:13px;}
.store-btn svg{width:20px;height:20px;}
.store-btn small{display:block;font-size:10px;font-weight:600;color:#8fa1c0;}
.foot-col h4{font-size:14px;color:#fff;letter-spacing:.04em;margin-bottom:16px;text-transform:uppercase;}
.foot-col a{display:block;font-size:15px;color:#aebbd4;margin-bottom:11px;transition:color .15s;}
.foot-col a:hover{color:#fff;}
.foot-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:44px;padding-top:24px;display:flex;justify-content:space-between;align-items:center;font-size:13.5px;color:#8fa1c0;flex-wrap:wrap;gap:12px;}
.foot-social{display:flex;gap:12px;}
.foot-social a{width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.07);display:grid;place-items:center;color:#cdd7e8;}
.foot-social a:hover{background:var(--amber);color:#3a2600;}
.foot-social svg{width:17px;height:17px;}

/* Mobile toggle button */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 18px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 60;
  margin-left: 8px;
}
.nav-toggle span {
  width: 100%;
  height: 2.2px;
  background-color: var(--navy);
  border-radius: 2px;
  transition: all 0.3s ease-in-out;
}
.nav-toggle.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}
.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* ===== Responsive ===== */
@media (max-width:1000px){
  .nav-toggle {
    display: flex;
  }
  .nav-links {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    padding: 28px;
    border-bottom: 1.5px solid var(--line);
    gap: 20px;
    box-shadow: 0 10px 30px rgba(31,56,100,0.06);
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 45;
  }
  .nav-links.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  .hero-grid{grid-template-columns:1fr;gap:56px;}
  .ai-grid,.ps-wrap{grid-template-columns:1fr;gap:40px;}
  .grid-3,.steps,.ind-grid{grid-template-columns:repeat(2,1fr);}
  .grid-4,.price-grid{grid-template-columns:repeat(2,1fr);}
  .foot-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:600px){
  body{font-size:16px;}
  section{padding:72px 0;}
  .container{padding:0 20px;}
  .grid-3,.grid-4,.steps,.ind-grid,.price-grid,.grid-2{grid-template-columns:1fr;}
  .hero-stats{gap:24px;}
  .nav-right .btn-navy,.nav-login{display:none;}
  .finalcta{padding:40px 24px;}
  .promo{flex-direction:column;align-items:flex-start;}
  .foot-grid{grid-template-columns:1fr;}
}

/* ===== Tariff Modal styling ===== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(31, 56, 100, 0.45);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px;
}
.modal-content {
  background: #fff;
  border-radius: var(--r-lg);
  width: 100%;
  max-width: 480px;
  padding: 36px;
  box-shadow: var(--shadow-lg);
  position: relative;
  animation: modalFadeIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
@keyframes modalFadeIn {
  from { opacity: 0; transform: scale(0.95) translateY(10px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}
.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: none;
  border: none;
  font-size: 28px;
  line-height: 1;
  color: var(--muted);
  cursor: pointer;
  padding: 4px;
  transition: color 0.15s;
}
.modal-close:hover {
  color: var(--navy);
}
.modal-content h3 {
  font-size: 24px;
  color: var(--navy);
  margin-bottom: 8px;
}
.modal-sub {
  font-size: 14.5px;
  color: var(--muted);
  margin-bottom: 24px;
  line-height: 1.45;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}
.form-group label {
  font-size: 13px;
  font-weight: 700;
  color: var(--navy);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.form-group input {
  font-family: inherit;
  font-size: 15px;
  padding: 12px 16px;
  border: 1.5px solid var(--line);
  border-radius: var(--r-sm);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.form-group input:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(46,117,182,0.12);
}
.form-group input[readonly] {
  background: var(--soft);
  color: var(--navy);
  font-weight: 700;
  border-color: var(--line);
  box-shadow: none;
  cursor: not-allowed;
}
.form-submit-btn {
  width: 100%;
  justify-content: center;
  margin-top: 8px;
}
.form-message {
  margin-top: 16px;
  padding: 12px 16px;
  border-radius: var(--r-sm);
  font-size: 14.5px;
  font-weight: 600;
  text-align: center;
}
.form-message.success {
  background: rgba(34, 197, 94, 0.12);
  color: #15803d;
  border: 1px solid rgba(34, 197, 94, 0.2);
}
.form-message.error {
  background: rgba(239, 68, 68, 0.1);
  color: var(--red);
  border: 1px solid rgba(239, 68, 68, 0.15);
}
.spinner {
  width: 20px;
  height: 20px;
  border: 3px solid rgba(255,255,255,0.3);
  border-radius: 50%;
  border-top-color: #fff;
  animation: spin 1s ease-in-out infinite;
}
@keyframes spin {
  to { transform: rotate(360deg); }
}