/*
Theme Name: Danica Orbit Child
Template: astra
Description: Danica Orbit Labs engineered front-end (design tokens, components, bilingual, fixed header/cart). Replaces the database wp:html + Additional CSS approach.
Author: Danica Orbit Labs
Version: 1.0.0
*/

:root{
  --bg-0:#060a12;--bg-1:#0a1120;--bg-2:#0f1a2e;--bg-3:#14233c;
  --brand:#38bdf8;--brand-2:#22d3ee;--brand-ink:#041016;--accent:#7c9cff;
  --t-hi:#eef4ff;--t-mid:#9db0c9;--t-lo:#61748f;
  --line:rgba(255,255,255,.08);--line-2:rgba(255,255,255,.14);
  --r-s:10px;--r-m:14px;--r-l:20px;--r-xl:28px;
  --s-1:8px;--s-2:16px;--s-3:24px;--s-4:32px;--s-5:48px;--s-6:72px;--s-7:112px;
  --sh-1:0 1px 0 rgba(255,255,255,.04) inset,0 8px 24px -12px rgba(0,0,0,.6);
  --sh-2:0 1px 0 rgba(255,255,255,.06) inset,0 24px 60px -24px rgba(0,0,0,.75);
  --fs-display:clamp(2.6rem,6vw,4.6rem);--fs-h2:clamp(1.8rem,3.4vw,2.9rem);--fs-h3:1.2rem;--fs-body:1rem;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:radial-gradient(1200px 600px at 78% -8%,rgba(56,189,248,.12),transparent 60%),radial-gradient(900px 500px at 5% 10%,rgba(124,156,255,.10),transparent 55%),var(--bg-0);
  color:var(--t-hi);font-family:Inter,system-ui,sans-serif;font-size:var(--fs-body);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
h1,h2,h3,.display{font-family:Sora,sans-serif;letter-spacing:-.02em;line-height:1.05}
/* 中文排版：换中文字体栈、去负字距、行高略增、字重收敛 */
body.zh{font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif}
body.zh h1,body.zh h2,body.zh h3,body.zh .display,body.zh .brand b,body.zh .panel-head .t,body.zh .btn,body.zh .tab,body.zh .metric .n,body.zh #mobileMenu a{font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;letter-spacing:0}
body.zh h1{line-height:1.18;font-weight:800}
body.zh h2,body.zh h3{line-height:1.3}
body.zh .eyebrow{letter-spacing:.12em}
body.zh .hero p.lead,body.zh .muted,body.zh p{line-height:1.75}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
.eyebrow{font-size:.72rem;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:var(--brand);display:inline-flex;gap:8px;align-items:center}
.eyebrow::before{content:"";width:22px;height:1px;background:linear-gradient(90deg,var(--brand),transparent)}
.muted{color:var(--t-mid)}
.section{padding:var(--s-7) 0;position:relative}
.section--alt{background:linear-gradient(180deg,transparent,var(--bg-1) 12%,var(--bg-1) 88%,transparent)}
.btn{display:inline-flex;align-items:center;gap:8px;font-family:Sora;font-weight:600;font-size:.95rem;padding:13px 22px;border-radius:var(--r-m);border:1px solid transparent;cursor:pointer;transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease);text-decoration:none}
.btn:active{transform:translateY(1px)}
.btn--primary{background:linear-gradient(180deg,var(--brand-2),var(--brand));color:var(--brand-ink);box-shadow:0 10px 30px -10px rgba(34,211,238,.6)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px -12px rgba(34,211,238,.75)}
.btn--ghost{background:rgba(255,255,255,.04);color:var(--t-hi);border-color:var(--line-2)}
.btn--ghost:hover{background:rgba(255,255,255,.08);transform:translateY(-2px)}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{font-size:.8rem;color:var(--t-mid);padding:6px 12px;border:1px solid var(--line);border-radius:999px;background:rgba(255,255,255,.02);transition:.25s var(--ease)}
.chip:hover{color:var(--t-hi);border-color:var(--brand);transform:translateY(-1px)}
.card{background:linear-gradient(180deg,var(--bg-2),var(--bg-1));border:1px solid var(--line);border-radius:var(--r-l);box-shadow:var(--sh-1);transition:transform .3s var(--ease),border-color .3s var(--ease),box-shadow .3s var(--ease)}
.card:hover{transform:translateY(-4px);border-color:var(--line-2);box-shadow:var(--sh-2)}
header.nav{position:sticky;top:0;z-index:50;transition:padding .3s var(--ease),background .3s var(--ease),border-color .3s;border-bottom:1px solid transparent}
header.nav.scrolled{background:rgba(6,10,18,.72);backdrop-filter:blur(14px) saturate(140%);border-color:var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;padding:18px 0;transition:padding .3s var(--ease)}
header.nav.scrolled .nav-inner{padding:11px 0}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--t-hi)}
.brand .mark{width:34px;height:34px;border-radius:9px;background:conic-gradient(from 210deg,var(--brand),var(--accent),var(--brand-2),var(--brand));display:grid;place-items:center;box-shadow:0 0 0 1px rgba(255,255,255,.12) inset,0 8px 20px -8px rgba(56,189,248,.7);position:relative}
.brand .mark::after{content:"";position:absolute;inset:6px;border-radius:5px;background:var(--bg-0)}
.brand .mark span{position:relative;z-index:1;font-family:Sora;font-weight:800;font-size:.85rem;background:linear-gradient(180deg,var(--brand-2),var(--brand));-webkit-background-clip:text;background-clip:text;color:transparent}
.brand b{font-family:Sora;font-weight:700;font-size:1.02rem;letter-spacing:-.01em}
.brand small{display:block;font-size:.6rem;letter-spacing:.24em;color:var(--t-lo);margin-top:1px}
/* header 导航：注意 header.nav 不设 overflow:hidden，浮层才不会被裁（现网就是栽在这） */
.nav-links{display:flex;gap:2px;align-items:center}
.nl{position:relative;color:var(--t-mid);text-decoration:none;font-size:.92rem;font-weight:500;padding:8px 14px;border-radius:9px;transition:color .2s;display:inline-flex;align-items:center;gap:5px}
.nl:hover{color:var(--t-hi)}
.nl.active{color:var(--t-hi)}
.nl::after{content:"";position:absolute;left:14px;right:14px;bottom:3px;height:2px;background:linear-gradient(90deg,var(--brand),var(--brand-2));border-radius:2px;transform:scaleX(0);transform-origin:left;transition:transform .25s var(--ease)}
.nl:hover::after,.nl.active::after{transform:scaleX(1)}
.caret{font-size:.62rem;opacity:.65;transition:transform .25s var(--ease)}
.nav-item{position:relative}
.nav-item:hover .caret,.nav-item.dd-open .caret{transform:rotate(180deg)}
.dropdown{position:absolute;top:calc(100% + 12px);left:50%;transform:translateX(-50%) translateY(8px);width:440px;max-width:calc(100vw - 32px);background:rgba(10,17,32,.97);backdrop-filter:blur(18px) saturate(140%);border:1px solid var(--line-2);border-radius:var(--r-l);padding:20px;box-shadow:var(--sh-2);opacity:0;visibility:hidden;transition:opacity .26s var(--ease),transform .26s var(--ease);z-index:70}
.dropdown::before{content:"";position:absolute;top:-14px;left:0;right:0;height:16px}
.nav-item:hover .dropdown,.nav-item.dd-open .dropdown{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.dd-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.dd-col{display:flex;flex-direction:column}
.dd-h{font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--brand);font-weight:600;margin-bottom:10px}
.dd-col a{color:var(--t-mid);text-decoration:none;font-size:.9rem;padding:7px 0;transition:color .2s,padding .2s}
.dd-col a:hover{color:var(--t-hi);padding-left:5px}
.dd-foot{display:flex;align-items:center;justify-content:space-between;margin-top:16px;padding-top:14px;border-top:1px solid var(--line);font-size:.8rem;color:var(--t-lo)}
.dd-foot .btn{padding:7px 14px;font-size:.82rem}
.cart{position:relative;background:rgba(255,255,255,.04);border:1px solid var(--line-2);border-radius:10px;width:40px;height:40px;cursor:pointer;color:var(--t-hi);font-size:1rem;display:grid;place-items:center;transition:.2s;flex:none}
.cart:hover{background:rgba(255,255,255,.08);border-color:var(--brand)}
.cart .badge{position:absolute;top:-6px;right:-6px;min-width:18px;height:18px;padding:0 4px;border-radius:9px;background:var(--brand);color:var(--brand-ink);font-family:Sora;font-size:.64rem;font-weight:700;display:grid;place-items:center;box-shadow:0 0 0 2px var(--bg-0);line-height:1}
.nav-right{display:flex;gap:10px;align-items:center}
.lang{display:flex;border:1px solid var(--line);border-radius:999px;overflow:hidden}
.lang button{background:transparent;border:0;color:var(--t-mid);font-size:.8rem;padding:6px 12px;cursor:pointer;font-family:Inter}
.lang button.on{background:var(--brand);color:var(--brand-ink);font-weight:600}
.burger{display:none;background:transparent;border:1px solid var(--line-2);border-radius:9px;width:40px;height:40px;cursor:pointer;color:var(--t-hi);font-size:1.2rem}
.hero{padding:var(--s-6) 0 var(--s-5)}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:var(--s-5);align-items:center}.hero-grid>*{min-width:0}
.hero h1{font-size:var(--fs-display);font-weight:800;margin:18px 0 20px}
.hero h1 .grad{background:linear-gradient(120deg,var(--brand-2),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:1.12rem;color:var(--t-mid);max-width:36ch;margin-bottom:28px}
.hero-cta{display:flex;gap:12px;margin-bottom:22px;flex-wrap:wrap}
.panel{padding:22px;border-radius:var(--r-xl);background:radial-gradient(120% 100% at 100% 0,rgba(56,189,248,.12),transparent 45%),linear-gradient(180deg,var(--bg-2),var(--bg-1));border:1px solid var(--line);box-shadow:var(--sh-2);position:relative;overflow:hidden}
.panel::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,var(--brand),transparent)}
.panel-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.panel-head .t{font-family:Sora;font-weight:600;font-size:.95rem}
.dot{display:inline-flex;align-items:center;gap:7px;font-size:.74rem;color:var(--t-mid)}
.dot i{width:8px;height:8px;border-radius:50%;background:#34d399;box-shadow:0 0 0 4px rgba(52,211,153,.18);animation:pulse 2.2s var(--ease) infinite}
@keyframes pulse{50%{box-shadow:0 0 0 7px rgba(52,211,153,0)}}
.panel-row{display:flex;align-items:center;gap:12px;padding:12px 0;border-top:1px solid var(--line)}
.panel-row .ic{width:34px;height:34px;border-radius:9px;background:rgba(56,189,248,.1);display:grid;place-items:center;color:var(--brand);flex:none}
.panel-row .lbl{font-size:.9rem;color:var(--t-hi);flex:1}
.panel-row .val{font-family:Sora;font-size:.82rem;color:var(--brand-2)}
.bar{height:6px;border-radius:99px;background:rgba(255,255,255,.06);overflow:hidden;margin-top:14px}
.bar i{display:block;height:100%;width:0;border-radius:99px;background:linear-gradient(90deg,var(--brand),var(--brand-2));transition:width 1.4s var(--ease)}
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:var(--s-5)}
.metric{padding:22px;border-radius:var(--r-m);border:1px solid var(--line);background:rgba(255,255,255,.015)}
.metric .n{font-family:Sora;font-weight:700;font-size:1.9rem;background:linear-gradient(180deg,#fff,var(--brand));-webkit-background-clip:text;background-clip:text;color:transparent}
.metric .l{font-size:.82rem;color:var(--t-mid);margin-top:4px}
.sec-head{max-width:640px;margin-bottom:var(--s-5)}
.sec-head h2{font-size:var(--fs-h2);font-weight:700;margin:14px 0 12px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.feat{padding:28px}
.feat .ic{width:46px;height:46px;border-radius:12px;background:linear-gradient(180deg,rgba(56,189,248,.18),rgba(56,189,248,.06));display:grid;place-items:center;color:var(--brand);margin-bottom:18px;font-size:1.3rem}
.feat h3{font-size:var(--fs-h3);font-weight:600;margin-bottom:8px}
.feat p{color:var(--t-mid);font-size:.94rem}
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:22px}
.tab{font-family:Sora;font-weight:500;font-size:.9rem;padding:10px 18px;border-radius:999px;border:1px solid var(--line);background:transparent;color:var(--t-mid);cursor:pointer;transition:.25s var(--ease)}
.tab.on{background:linear-gradient(180deg,var(--brand-2),var(--brand));color:var(--brand-ink);border-color:transparent;font-weight:600}
.tab:not(.on):hover{color:var(--t-hi);border-color:var(--line-2)}
.tabpane{display:none;animation:fade .5s var(--ease)}
.tabpane.on{display:block}
@keyframes fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.usecase{padding:34px;display:grid;grid-template-columns:1.3fr 1fr;gap:32px;align-items:center}
.usecase h3{font-size:1.5rem;font-weight:700;margin-bottom:10px}
.usecase ul{list-style:none;margin-top:16px;display:grid;gap:10px}
.usecase li{display:flex;gap:10px;color:var(--t-mid);font-size:.94rem}
.usecase li::before{content:"→";color:var(--brand)}
.usecase .aside{border-left:1px solid var(--line);padding-left:28px}
.usecase .aside .k{font-size:.74rem;letter-spacing:.15em;text-transform:uppercase;color:var(--t-lo);margin-bottom:4px}
.usecase .aside .v{font-family:Sora;font-size:1.05rem;margin-bottom:16px}
body.zh .usecase .aside .v{font-family:"Noto Sans SC","PingFang SC",sans-serif}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.pack{padding:22px;display:flex;flex-direction:column;gap:12px;position:relative;overflow:hidden}
.pack .tag{font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;color:var(--brand);font-weight:600}
.pack h3{font-size:1.05rem;font-weight:600;line-height:1.25}
.pack p{font-size:.86rem;color:var(--t-mid);flex:1}
.pack .price{font-family:Sora;font-weight:700;font-size:1.15rem;color:var(--t-hi)}
.pack .price small{font-family:Inter;font-weight:400;font-size:.76rem;color:var(--t-lo);display:block}
.pack .buy{margin-top:6px;width:100%;justify-content:center;background:rgba(56,189,248,.1);color:var(--brand);border:1px solid rgba(56,189,248,.25)}
.pack .buy:hover{background:var(--brand);color:var(--brand-ink)}
.pack.hot{border-color:rgba(56,189,248,.3)}
.pack.hot::after{content:"POPULAR";position:absolute;top:14px;right:-30px;transform:rotate(45deg);background:var(--brand);color:var(--brand-ink);font-size:.6rem;font-weight:700;letter-spacing:.1em;padding:3px 34px}
body.zh .pack.hot::after{content:"热门"}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative;margin-top:var(--s-4)}
.step{padding:0 20px;position:relative}
.step:not(:last-child)::after{content:"";position:absolute;top:19px;left:60%;right:-40%;height:2px;background:linear-gradient(90deg,var(--brand),transparent)}
.step .num{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;font-family:Sora;font-weight:700;background:var(--bg-2);border:1px solid var(--brand);color:var(--brand);margin-bottom:16px;position:relative;z-index:1}
.step h3{font-size:1.05rem;font-weight:600;margin-bottom:8px}
.step p{font-size:.88rem;color:var(--t-mid)}
.cta-band{padding:56px;border-radius:var(--r-xl);text-align:center;position:relative;overflow:hidden;background:radial-gradient(120% 140% at 50% 0,rgba(56,189,248,.18),transparent 55%),linear-gradient(180deg,var(--bg-2),var(--bg-1));border:1px solid var(--line-2)}
.cta-band h2{font-size:var(--fs-h2);font-weight:700;margin-bottom:12px}
.cta-band p{color:var(--t-mid);max-width:52ch;margin:0 auto 26px}
.cta-band .hero-cta{justify-content:center}
footer{padding:var(--s-6) 0 var(--s-4);border-top:1px solid var(--line);margin-top:var(--s-6)}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px}
.foot-grid h4{font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:var(--t-lo);margin-bottom:16px}
.foot-grid a{display:block;color:var(--t-mid);text-decoration:none;font-size:.9rem;padding:5px 0;transition:.2s}
.foot-grid a:hover{color:var(--brand)}
.foot-bottom{display:flex;justify-content:space-between;margin-top:var(--s-5);padding-top:24px;border-top:1px solid var(--line);color:var(--t-lo);font-size:.82rem;flex-wrap:wrap;gap:10px}
.reveal{transition:opacity .7s var(--ease),transform .7s var(--ease)}
.js .reveal{opacity:0;transform:translateY(24px)}
.reveal.in{opacity:1;transform:none}
#menuOverlay{position:fixed;inset:0;background:rgba(3,6,12,.62);backdrop-filter:blur(3px);z-index:59;opacity:0;visibility:hidden;transition:.35s var(--ease)}
#menuOverlay.open{opacity:1;visibility:visible}
#mobileMenu{position:fixed;top:0;right:0;bottom:0;width:min(330px,84vw);z-index:60;background:linear-gradient(180deg,var(--bg-1),var(--bg-0));border-left:1px solid var(--line);transform:translateX(100%);transition:transform .35s var(--ease);display:flex;flex-direction:column;padding:82px 22px 28px;gap:4px;box-shadow:-30px 0 60px -20px rgba(0,0,0,.65)}
#mobileMenu.open{transform:none}
#mobileMenu a:not(.btn){color:var(--t-hi);text-decoration:none;font-family:Sora;font-weight:500;font-size:1.02rem;padding:13px 12px;border-radius:10px;border:1px solid transparent;transition:.2s}
#mobileMenu a:not(.btn):active{background:rgba(255,255,255,.06);border-color:var(--line)}
#mobileMenu .m-cta{margin-top:14px;justify-content:center;width:100%}
#mobileMenu .m-lang{display:flex;gap:8px;margin-top:16px;width:100%}
#mobileMenu .m-lang button{flex:1;justify-content:center;padding:11px 4px;min-width:0}
.burger.on{color:var(--brand);border-color:var(--brand)}
body.lock{overflow:hidden}
@media(max-width:920px){
  .nav-links{display:none}
  .burger{display:grid;place-items:center}
  .nav-right .btn--primary,.nav-right .lang{display:none}
  .hero-grid{grid-template-columns:minmax(0,1fr);gap:var(--s-4)}
  .grid-3,.grid-4,.steps,.metrics{grid-template-columns:1fr 1fr}
  .usecase{grid-template-columns:1fr}
  .usecase .aside{border-left:0;border-top:1px solid var(--line);padding-left:0;padding-top:20px}
  .foot-grid{grid-template-columns:1fr 1fr}
  .step::after{display:none}
}
@media(max-width:560px){
  :root{--fs-display:1.95rem;--fs-h2:1.55rem;--fs-h3:1.05rem}section.hero{overflow-x:hidden}.hero-grid>*{min-width:0;max-width:100%}.panel{min-width:0}.panel-row .lbl{min-width:0;overflow-wrap:anywhere}
  .grid-3,.grid-4,.metrics,.steps,.foot-grid{grid-template-columns:1fr}
  .wrap{padding:0 18px}
  .section{padding:52px 0}
  .hero{padding:24px 0 34px}
  .hero h1{margin:12px 0 16px;overflow-wrap:anywhere;word-break:break-word;font-size:1.7rem}
  .hero p.lead{font-size:.98rem;max-width:none;margin-bottom:22px;overflow-wrap:anywhere}
  .hero-cta{gap:10px;flex-direction:column;align-items:stretch}
  .hero-cta .btn{justify-content:center;padding:12px 16px}
  .chips{gap:7px}
  .chip{font-size:.76rem;padding:5px 11px}
  .nav-inner{padding:13px 0}
  .brand .mark{width:32px;height:32px}
  .brand b{font-size:.95rem}
  .brand small{font-size:.52rem;letter-spacing:.2em}
  .metrics{gap:12px}
  .metric{padding:16px 18px}
  .metric .n{font-size:1.7rem}
  .panel{padding:18px}
  .feat{padding:22px}
  .usecase{padding:22px}
  .usecase h3{font-size:1.3rem}
  .sec-head{margin-bottom:28px}
  .tabs{gap:6px}
  .tab{font-size:.82rem;padding:9px 14px}
  .pack{padding:20px}
  .cta-band{padding:30px 20px}
  .cta-band .hero-cta{flex-direction:column}
  .cta-band .btn{width:100%}
  .foot-bottom{flex-direction:column;text-align:center}
}
.note{position:fixed;bottom:14px;left:14px;z-index:99;background:rgba(6,10,18,.85);backdrop-filter:blur(8px);border:1px solid var(--brand);color:var(--t-hi);font-size:.74rem;padding:8px 14px;border-radius:999px}


@media(max-width:560px){.hero-grid *{min-width:0}.hero .wrap{overflow-x:clip}}
#mobileMenu{transform:translateX(0);opacity:0;visibility:hidden;transition:opacity .35s var(--ease),visibility .35s var(--ease)}
#mobileMenu.open{transform:translateX(0);opacity:1;visibility:visible}
html{overflow-x:hidden}

#menuOverlay{max-width:100vw}