/*
 * /store/ — WooCommerce online store landing page.
 * Self-contained CSS (does not depend on css/tailwind.css). Shared by index.html (ZH) and en.html (EN).
 * Palette matches the homepage dark-glass identity: #070711 background, #0CA678→#4FD8B0→#06B6D4 accent gradient, Inter + Syne.
 */
:root{
  --bg:#070711;
  --ink:#ffffff;
  --muted:rgba(255,255,255,.55);
  --muted2:rgba(255,255,255,.35);
  --muted3:rgba(255,255,255,.25);
  --line:rgba(255,255,255,.08);
  --line2:rgba(255,255,255,.14);
  --sage:#0CA678;
  --sage2:#4FD8B0;
  --cyan:#06B6D4;
  --wa:#25D366;
  --amber:#F0C987;
  --sans:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  --disp:'Syne',var(--sans);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;line-height:1.7;overflow-x:hidden}
a{color:inherit}
img{max-width:100%;display:block}
h1,h2,h3{font-family:var(--disp);letter-spacing:0;margin:0}
section{scroll-margin-top:76px}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}

/* background atmosphere */
.orb{position:fixed;border-radius:50%;filter:blur(120px);pointer-events:none;z-index:0}
.orb-1{width:560px;height:560px;background:rgba(12,166,120,.12);top:-200px;left:-200px}
.orb-2{width:480px;height:480px;background:rgba(79,216,176,.10);top:38%;right:-180px}
.orb-3{width:420px;height:420px;background:rgba(6,182,212,.08);bottom:-160px;left:18%}

.eyebrow{display:inline-block;font:700 12px/1 var(--sans);letter-spacing:.16em;text-transform:uppercase;color:var(--sage2)}
.grad-text{background:linear-gradient(135deg,#0CA678 0%,#4FD8B0 50%,#06B6D4 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}

.glass{background:rgba(255,255,255,.04);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--line)}
.glass-strong{background:rgba(255,255,255,.06);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border:1px solid var(--line2)}

.btn{display:inline-flex;align-items:center;gap:9px;font:600 15px var(--sans);padding:13px 24px;border-radius:12px;text-decoration:none;cursor:pointer;transition:.2s ease;border:1px solid transparent;white-space:nowrap}
.btn-primary{background:var(--wa);color:#fff}
.btn-primary:hover{background:#1ebe5a;transform:translateY(-2px);box-shadow:0 0 30px rgba(37,211,102,.4)}
.btn-outline{background:transparent;color:#fff;border-color:var(--line2)}
.btn-outline:hover{border-color:var(--sage);background:rgba(12,166,120,.1);transform:translateY(-2px)}
.btn-sm{padding:9px 16px;font-size:13.5px;border-radius:10px}
.btn[disabled]{opacity:.5;cursor:not-allowed;pointer-events:none}

/* nav */
header.nav{position:sticky;top:0;z-index:50;background:rgba(7,7,17,.82);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;flex:none}
.brand img{height:26px}
.nav-links{display:flex;align-items:center;gap:22px;list-style:none;margin:0;padding:0;font-size:13.5px;color:var(--muted)}
.nav-links a{text-decoration:none;color:inherit;transition:.15s}
.nav-links a:hover{color:#fff}
.nav-actions{display:flex;align-items:center;gap:10px;flex:none}
.lang-link{display:inline-flex;align-items:center;gap:6px;font:600 13px var(--sans);color:var(--muted);text-decoration:none;padding:7px 13px;border-radius:999px;border:1px solid var(--line2);transition:.15s}
.lang-link:hover{color:#fff;border-color:var(--sage)}
@media(max-width:860px){.nav-links{display:none}}

/* hero */
.hero{position:relative;text-align:center;padding:clamp(52px,8vw,84px) 0 clamp(36px,5vw,52px);overflow:hidden}
.hero h1{font-weight:700;font-size:clamp(30px,5.2vw,50px);line-height:1.25;margin:18px auto 0;max-width:19ch;color:#fff}
.hero-sub{font-size:clamp(15px,2vw,17.5px);color:var(--muted);max-width:640px;margin:16px auto 0}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:26px}
.hero-price-line{font-size:13.5px;color:var(--muted2);margin-top:18px}
.hero-price-line b{color:var(--sage2)}

.stats{border-top:1px solid var(--line);border-bottom:1px solid var(--line);position:relative;z-index:1}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;padding:clamp(22px,3vw,32px) 0}
.stat{text-align:center;font-size:12.5px;color:var(--muted2);letter-spacing:.02em}
@media(max-width:760px){.stats-grid{grid-template-columns:1fr 1fr;gap:14px}}

.sec{padding:clamp(56px,9vw,92px) 0;position:relative;z-index:1}
.sec-head{text-align:center;max-width:680px;margin:0 auto}
.sec-head h2{font-weight:800;font-size:clamp(26px,4.2vw,38px);line-height:1.28;color:#fff;margin-top:14px}
.sec-head p{font-size:clamp(14.5px,2vw,16.5px);color:var(--muted);margin-top:14px}

/* pain points */
.pain-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:clamp(32px,4vw,48px)}
.pain-card{border-radius:18px;padding:26px 24px}
.pain-card .n{font-family:var(--disp);font-weight:800;font-size:26px;color:rgba(255,255,255,.18);line-height:1}
.pain-card h3{font-size:17px;font-weight:700;color:#fff;margin:10px 0 8px}
.pain-card p{font-size:14px;color:var(--muted);margin:0;line-height:1.7}
@media(max-width:760px){.pain-grid{grid-template-columns:1fr}}

/* capability grid */
.cap-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:clamp(32px,4vw,48px)}
.cap-card{border-radius:18px;padding:26px 22px;transition:.25s ease}
.cap-card:hover{transform:translateY(-5px);border-color:rgba(12,166,120,.35) !important}
.cap-n{font-family:var(--disp);font-weight:800;font-size:13px;color:var(--sage2);letter-spacing:.06em;margin-bottom:10px}
.cap-card h3{font-size:16.5px;font-weight:700;color:#fff;margin:0 0 8px}
.cap-card p{font-size:13.5px;color:var(--muted);margin:0;line-height:1.7}
@media(max-width:920px){.cap-grid{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.cap-grid{grid-template-columns:1fr}}

/* case / demo mockup */
.case-badge{display:inline-block;font:600 11.5px var(--sans);letter-spacing:.06em;color:var(--amber);background:rgba(240,201,135,.1);border:1px solid rgba(240,201,135,.3);padding:5px 12px;border-radius:999px;margin-bottom:14px}
.case-copy{max-width:760px;margin:0 auto;text-align:center}
.case-points{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:clamp(28px,4vw,40px) 0}
.case-point{border-radius:16px;padding:22px 20px}
.case-point h3{font-size:15px;font-weight:700;color:#fff;margin:0 0 8px}
.case-point p{font-size:13.5px;color:var(--muted);margin:0;line-height:1.65}
@media(max-width:820px){.case-points{grid-template-columns:1fr}}

.mock-frame{background:rgba(255,255,255,.03);border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:0 30px 70px rgba(0,0,0,.35);position:relative}
.mock-bar{display:flex;align-items:center;gap:8px;padding:11px 16px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.02)}
.mock-dot{width:10px;height:10px;border-radius:50%}
.mock-dot.a{background:#F0C987}.mock-dot.b{background:#4FD8B0}.mock-dot.c{background:rgba(255,255,255,.2)}
.mock-url{margin-left:8px;font-size:11.5px;color:var(--muted2);background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:999px;padding:4px 12px;flex:1;max-width:300px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.mock-ribbon{position:absolute;top:14px;right:-38px;transform:rotate(35deg);background:linear-gradient(135deg,#F0C987,#e0a94f);color:#4a3208;font:800 10.5px var(--sans);letter-spacing:.06em;padding:5px 46px;box-shadow:0 6px 16px rgba(0,0,0,.3);z-index:2}
.mock-shop-head{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 18px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.025)}
.mock-brand{font-family:var(--disp);font-weight:800;font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:#fff}
.mock-nav{font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mock-ask{font:700 10.5px var(--sans);letter-spacing:.12em;text-transform:uppercase;color:#0b1a12;background:var(--wa);padding:6px 12px;border-radius:999px}
.mock-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);padding:1px}
.mock-item{background:#0c0c1a;padding:12px 11px 14px;display:flex;flex-direction:column;gap:8px;min-height:0;transition:background .2s ease}
.mock-item:hover{background:#12122a}
.mock-swatch{aspect-ratio:3/4;border-radius:8px;background:linear-gradient(135deg,rgba(12,166,120,.18),rgba(6,182,212,.14));display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.25)}
.mock-img{aspect-ratio:3/4;border-radius:8px;object-fit:cover;width:100%;background:#151528}
.mock-item .tag{font-size:9.5px;letter-spacing:.05em;text-transform:uppercase;color:var(--sage2);font-weight:700}
.mock-item .name{font-size:12px;color:rgba(255,255,255,.72);line-height:1.35}
.mock-item .price{font-size:13px;font-weight:700;color:#fff}
.mock-item.sold .mock-swatch, .mock-item.sold .mock-img{opacity:.38}
.mock-item.sold .tag{color:var(--muted2)}
.mock-item.sold .price{color:var(--muted3);text-decoration:line-through}
@media(max-width:760px){.mock-grid{grid-template-columns:repeat(3,1fr)}.mock-nav{display:none}}
@media(max-width:480px){.mock-grid{grid-template-columns:repeat(2,1fr)}}
.mock-note{text-align:center;font-size:12.5px;color:var(--muted2);margin-top:16px}
.trust-strip{max-width:760px;margin:28px auto 0;padding:16px 22px;border:1px solid var(--line2);border-radius:14px;background:rgba(255,255,255,.03);font-size:14px;line-height:1.75;color:var(--muted);text-align:center}
@media(max-width:600px){.trust-strip{padding:14px 16px;font-size:13.5px;text-align:left}}
.case-cta{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:28px}
.case-cta .sub{font-size:12.5px;color:var(--muted3);margin-top:10px}

/* pricing */
.slots{display:flex;align-items:center;gap:12px;flex-wrap:wrap;justify-content:center;background:rgba(240,201,135,.08);border:1px solid rgba(240,201,135,.3);border-radius:14px;padding:14px 22px;margin:0 auto 32px;max-width:760px;text-align:center}
.slots b{color:var(--amber);font:700 14.5px var(--sans)}
.slots span{font:500 13.5px var(--sans);color:rgba(240,201,135,.85)}

.tier-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:clamp(28px,4vw,44px);align-items:stretch}
.tier-card{border-radius:20px;padding:28px 24px;position:relative;display:flex;flex-direction:column}
.tier-card.hot{background:linear-gradient(180deg,rgba(12,166,120,.14),rgba(79,216,176,.05));border:1px solid rgba(12,166,120,.4) !important;box-shadow:0 0 50px rgba(12,166,120,.16)}
.tier-badge{position:absolute;top:-13px;left:24px;background:linear-gradient(135deg,#0CA678,#4FD8B0);color:#fff;font:700 11px/1 var(--sans);letter-spacing:.06em;padding:7px 14px;border-radius:999px}
.tier-card h3{font-size:19px;color:#fff}
.tier-price{font-family:var(--disp);font-weight:800;font-size:32px;color:#fff;margin:12px 0 4px}
.tier-price span{font-size:15px;color:var(--muted2);font-weight:700}
.tier-card ul{list-style:none;margin:16px 0 0;padding:0;flex:1}
.tier-card li{position:relative;padding:8px 0 8px 24px;font-size:13.5px;color:var(--muted);border-top:1px solid var(--line);line-height:1.6}
.tier-card li:first-child{border-top:0}
.tier-card li::before{content:"✓";position:absolute;left:0;top:8px;color:var(--sage2);font-weight:700}
@media(max-width:920px){.tier-grid{grid-template-columns:1fr}}

.fee-block{margin-top:30px;border-radius:18px;padding:26px 26px}
.fee-block h4{font:700 16px var(--sans);color:#fff;margin:0 0 4px}
.fee-block p.sub{font:500 13.5px var(--sans);color:var(--muted2);margin:0 0 18px;line-height:1.7}
.fee-rows{list-style:none;margin:0;padding:0}
.fee-rows li{display:flex;justify-content:space-between;gap:16px;padding:12px 0;border-bottom:1px solid var(--line);font:500 14.5px var(--sans);color:var(--muted)}
.fee-rows li:last-child{border-bottom:0}
.fee-rows b{color:#fff}
.fee-total{margin-top:14px;background:rgba(12,166,120,.1);border-radius:12px;padding:14px 18px;text-align:center}
.fee-total .n{font:800 22px var(--disp);color:var(--sage2)}
.fee-total .l{font:500 12.5px var(--sans);color:var(--muted2);margin-top:4px}

.tier-tb-wrap{overflow-x:auto;margin-top:8px}
.tier-tb{width:100%;border-collapse:collapse;min-width:560px}
.tier-tb th{text-align:left;font:700 12px var(--sans);letter-spacing:.05em;text-transform:uppercase;color:var(--muted2);padding:0 12px 10px 0;border-bottom:1px solid var(--line2)}
.tier-tb th:not(:first-child),.tier-tb td:not(:first-child){text-align:right}
.tier-tb td{padding:13px 12px 13px 0;border-bottom:1px solid var(--line);font:500 14px var(--sans);color:var(--muted)}
.tier-tb tr:last-child td{border-bottom:0}
.tier-tb td b{color:#fff;font-weight:700;white-space:nowrap}
.tier-tb .hi{color:var(--sage2);font-weight:700;white-space:nowrap}

.addon-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:0 30px}
.addon-list li{display:flex;justify-content:space-between;gap:12px;padding:11px 0;border-bottom:1px solid var(--line);font:500 14px var(--sans);color:var(--muted)}
.addon-list li b{color:#fff;white-space:nowrap}
@media(max-width:700px){.addon-list{grid-template-columns:1fr}}

.stop-note{margin-top:22px;background:rgba(255,255,255,.03);border:1px dashed var(--line2);border-radius:14px;padding:18px 20px;font-size:13px;color:var(--muted2);line-height:1.8}
.stop-note b{color:var(--muted)}

.founder-banner{margin-top:26px;border-radius:16px;padding:20px 24px;text-align:center;background:rgba(6,182,212,.08);border:1px solid rgba(6,182,212,.28)}
.founder-banner b{color:#7EE0C0}
.founder-banner .date{display:block;font-size:11.5px;color:var(--muted3);margin-top:6px}

.pricing-cta{text-align:center;margin-top:34px}
.pricing-cta .btn{white-space:normal;max-width:100%}

/* process */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:clamp(32px,4vw,48px)}
.step{border-radius:16px;padding:22px 20px}
.step .n{font-family:var(--disp);font-weight:800;font-size:24px;color:rgba(255,255,255,.2);line-height:1}
.step h3{font-size:15.5px;font-weight:700;color:#fff;margin:10px 0 6px}
.step p{font-size:13px;color:var(--muted);margin:0 0 8px;line-height:1.6}
.step .time{font-size:11.5px;color:var(--sage2);font-weight:700;letter-spacing:.04em}
@media(max-width:920px){.steps{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.steps{grid-template-columns:1fr}}

/* faq */
.faq-list{max-width:820px;margin:clamp(28px,4vw,44px) auto 0;display:flex;flex-direction:column;gap:12px}
.faq-item{border-radius:14px;overflow:hidden}
.faq-item summary{list-style:none;cursor:pointer;padding:18px 22px;font-size:15px;font-weight:600;color:#fff;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:20px;color:var(--sage2);flex:none;transition:.2s}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item .a{padding:0 22px 20px;font-size:13.8px;color:var(--muted);line-height:1.75}

/* final cta */
.final-cta{text-align:center;border-radius:24px;padding:clamp(40px,6vw,60px) clamp(24px,5vw,60px)}
.final-cta h2{font-weight:800;font-size:clamp(26px,4.4vw,40px);color:#fff;margin-top:12px}
.final-cta p{color:var(--muted);font-size:15.5px;margin:14px 0 0}
.final-cta .btn{margin-top:26px}

/* footer */
footer{border-top:1px solid var(--line);padding:44px 0 26px;position:relative;z-index:1}
.foot{display:flex;flex-wrap:wrap;gap:24px;justify-content:space-between;align-items:flex-start}
.foot .tag{max-width:340px;font-size:13.5px;color:var(--muted2);margin:12px 0 0;line-height:1.7}
.foot-links{display:flex;gap:22px;flex-wrap:wrap}
.foot-links a{font-size:13.5px;color:var(--muted);text-decoration:none}
.foot-links a:hover{color:var(--sage2)}
.foot-bottom{border-top:1px solid var(--line);margin-top:28px;padding-top:18px;display:flex;flex-wrap:wrap;gap:8px;justify-content:space-between;font-size:12px;color:var(--muted3)}

/* reveal-on-scroll */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.reveal.visible{opacity:1;transform:translateY(0)}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1 !important;transform:none !important;transition:none !important}
}
/* product page */
.product-sec { padding-top: clamp(32px, 5vw, 64px); padding-bottom: 64px; }
.product-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
@media(max-width: 860px) { .product-wrap { grid-template-columns: 1fr; gap: 32px; } }
.product-gallery img { width: 100%; border-radius: 16px; border: 1px solid var(--line); }
.breadcrumbs { font-size: 13px; color: var(--muted2); margin-bottom: 16px; }
.breadcrumbs a { text-decoration: none; transition: .2s; }
.breadcrumbs a:hover { color: var(--sage2); }
.breadcrumbs .sep { margin: 0 8px; opacity: .5; }
.product-info .tag { display: inline-block; font-size: 10.5px; letter-spacing: .08em; text-transform: uppercase; color: var(--sage2); font-weight: 700; background: rgba(12,166,120,.12); padding: 4px 10px; border-radius: 6px; margin-bottom: 16px; }
.product-info h1 { font-size: clamp(24px, 3.5vw, 36px); color: #fff; line-height: 1.25; margin: 0 0 16px; font-family: var(--disp); font-weight: 800; }
.product-info .price { font-family: var(--disp); font-weight: 800; font-size: 28px; color: #fff; margin-bottom: 24px; }
.product-info .desc { font-size: 15px; color: var(--muted); line-height: 1.7; margin-bottom: 32px; }
.product-actions { display: flex; gap: 12px; margin-bottom: 24px; flex-wrap: wrap; }
.product-actions .btn { flex: 1; justify-content: center; text-align: center; }
.auth-note { font-size: 12.5px; color: var(--muted3); line-height: 1.6; }
a.mock-item { transition: transform .2s, border-color .2s, background .2s; border: 1px solid transparent; }
a.mock-item:hover { transform: translateY(-3px); border-color: rgba(12, 166, 120, .35); }