:root{
  --bg:#f4f7fb;
  --panel:#ffffff;
  --panel-soft:#f8fafc;
  --line:#d9e3ef;
  --line-strong:#c4d3e3;
  --ink:#18354b;
  --ink-soft:#5f7387;
  --blue:#165a96;
  --blue-2:#0f4f87;
  --green:#22925d;
  --red:#9c2f28;
  --purple:#6c4fa7;
  --shadow:0 16px 45px rgba(17, 45, 78, 0.08);
  --radius:22px;
  --radius-sm:14px;
  --max:1320px;
  --font: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:linear-gradient(180deg,#eef4fb 0,#f8fbfe 280px,#f4f7fb 100%);color:var(--ink);font-family:var(--font)}
a{text-decoration:none;color:inherit}
body{min-height:100vh}
.header{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.92);backdrop-filter:blur(14px);border-bottom:1px solid rgba(21,84,138,.08)}
.header-inner{max-width:var(--max);margin:0 auto;padding:18px 24px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:.02em;color:var(--ink)}
.brand-badge{width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,var(--blue),#1f6eb2);display:grid;place-items:center;color:white;font-weight:800;box-shadow:0 10px 22px rgba(22,90,150,.22)}
.header-links{display:flex;gap:18px;align-items:center;color:var(--ink-soft);font-size:14px}
.lang{display:flex;gap:10px;font-size:12px;font-weight:700;color:var(--ink-soft)}
.lang strong{color:var(--blue)}
.page{max-width:var(--max);margin:0 auto;padding:30px 24px 60px}
.breadcrumb{font-size:13px;color:var(--ink-soft);margin-bottom:14px}
.hero{background:linear-gradient(135deg,#ffffff 0,#f7fbff 100%);border:1px solid rgba(22,90,150,.08);border-radius:30px;padding:28px 30px;box-shadow:var(--shadow);margin-bottom:22px}
.eyebrow{display:inline-flex;padding:6px 12px;border-radius:999px;background:#eff5fb;color:var(--blue);font-size:12px;font-weight:800;letter-spacing:.03em;text-transform:uppercase;margin-bottom:12px}
h1{font-size:40px;line-height:1.08;margin:0 0 14px}
h2{font-size:28px;line-height:1.15;margin:0 0 12px}
h3{font-size:22px;line-height:1.2;margin:0 0 10px}
h4{font-size:17px;line-height:1.25;margin:0 0 6px}
p{font-size:16px;line-height:1.6;color:var(--ink-soft);margin:0 0 12px}
.small{font-size:13px}
.muted{color:var(--ink-soft)}
.layout{display:grid;grid-template-columns:minmax(0,1.75fr) minmax(290px,.95fr);gap:22px;align-items:start}
.surface,.sidebar,.checkout-shell{background:var(--panel);border:1px solid rgba(22,90,150,.10);border-radius:30px;box-shadow:var(--shadow)}
.surface{padding:0}
.section{padding:24px 28px;border-bottom:1px solid rgba(22,90,150,.08)}
.section:last-child{border-bottom:0}
.sidebar{padding:0;position:sticky;top:98px}
.sidebar .head{padding:22px 24px 14px;border-bottom:1px solid rgba(22,90,150,.08)}
.sidebar .body{padding:18px 24px 24px}
.stack{display:grid;gap:14px}
.cards{display:grid;gap:16px}
.option-card,.info-chip,.mini-card,.setting-card,.shipment-card,.preview-card{border:1px solid var(--line);background:var(--panel-soft);border-radius:22px;padding:18px}
.option-card .actions,.cta-stack{margin-top:14px}
.pill{display:inline-flex;padding:6px 11px;border-radius:999px;font-size:12px;font-weight:800}
.pill.green{background:#e9f8f0;color:#1c7c51}
.pill.purple{background:#f2ecfb;color:var(--purple)}
.pill.blue{background:#eaf4fd;color:var(--blue)}
.pill.red{background:#fdeeee;color:var(--red)}
.pill.gold{background:#fff7e5;color:#996f00}
.bullets{margin:0;padding-left:18px;display:grid;gap:8px;color:var(--ink-soft)}
.note{background:#f6fbff;border:1px solid #d7e9f8;padding:16px 18px;border-radius:18px;color:var(--ink-soft)}
.btn{display:inline-flex;justify-content:center;align-items:center;gap:8px;padding:14px 18px;border-radius:16px;border:1px solid transparent;font-weight:800;cursor:pointer;transition:.2s ease}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--blue);color:white}
.btn-primary:hover{background:var(--blue-2)}
.btn-shopify{background:#12805c;color:white}
.btn-secondary{background:#fff;border-color:#e6edf5;color:var(--ink)}
.btn-soft{background:#f4f8fd;border-color:#d7e5f4;color:var(--blue)}
.btn-danger{background:#fff3f2;border-color:#f1cbc7;color:var(--red)}
.btn-row{display:flex;flex-wrap:wrap;gap:12px}
.summary-table{width:100%;border-collapse:collapse;font-size:14px}
.summary-table th,.summary-table td{padding:12px 0;border-bottom:1px solid rgba(22,90,150,.08);text-align:left;vertical-align:top}
.summary-table th{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--ink-soft)}
.summary-table tr:last-child td,.summary-table tr:last-child th{border-bottom:0}
.checkout-shell{padding:0;overflow:hidden}
.checkout-top{display:flex;justify-content:space-between;align-items:center;padding:18px 24px;border-bottom:1px solid rgba(22,90,150,.08);background:linear-gradient(180deg,#fff, #fbfdff)}
.checkout-grid{display:grid;grid-template-columns:minmax(0,1.45fr) 360px;gap:0}
.checkout-main{padding:28px 30px;display:grid;gap:18px}
.checkout-side{padding:28px 24px;border-left:1px solid rgba(22,90,150,.08);background:#f9fbfe}
.form-card,.order-card{border:1px solid var(--line);border-radius:22px;padding:18px;background:white}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{display:grid;gap:7px}
.field label{font-size:12px;font-weight:800;color:var(--ink-soft);text-transform:uppercase;letter-spacing:.04em}
.fake-input,.fake-select,.fake-textarea{border:1px solid var(--line-strong);background:#fbfdff;color:var(--ink);border-radius:14px;padding:14px 14px;min-height:48px}
.fake-textarea{min-height:96px}
.shipment-list{display:grid;gap:12px}
.shipment-row{display:grid;grid-template-columns:1fr auto;gap:12px;align-items:start;padding:12px 0;border-bottom:1px solid rgba(22,90,150,.08)}
.shipment-row:last-child{border-bottom:0}
.total-box{margin-top:14px;padding-top:14px;border-top:1px solid rgba(22,90,150,.08);display:grid;gap:10px}
.total-line{display:flex;justify-content:space-between;gap:12px}
.total-line strong{font-size:18px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.kpi{padding:16px;border:1px solid var(--line);border-radius:18px;background:#fff}
.kpi .value{font-size:30px;font-weight:800;color:var(--blue);margin-top:8px}
.admin-nav{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.admin-tile{border:1px solid var(--line);border-radius:24px;padding:20px;background:linear-gradient(180deg,#fff,#f7fbff)}
.admin-tile .icon{width:46px;height:46px;border-radius:14px;background:#eaf3fb;display:grid;place-items:center;font-weight:800;color:var(--blue);margin-bottom:14px}
.table{width:100%;border-collapse:separate;border-spacing:0}
.table thead th{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--ink-soft);background:#f7fbff;padding:13px 14px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);text-align:left}
.table thead th:first-child{border-left:1px solid var(--line);border-top-left-radius:16px}
.table thead th:last-child{border-right:1px solid var(--line);border-top-right-radius:16px}
.table tbody td{padding:14px;border-bottom:1px solid var(--line);background:white;vertical-align:top}
.table tbody tr td:first-child{border-left:1px solid var(--line)}
.table tbody tr td:last-child{border-right:1px solid var(--line)}
.table tbody tr:last-child td:first-child{border-bottom-left-radius:16px}
.table tbody tr:last-child td:last-child{border-bottom-right-radius:16px}
.thumb{width:74px;height:92px;border-radius:14px;border:1px solid #d8e3ef;background:linear-gradient(180deg,#fff,#f7fbff);position:relative;overflow:hidden}
.thumb.design1::before,.thumb.design2::before,.thumb.design3::before{content:"";position:absolute;inset:0}
.thumb.design1::before{background:linear-gradient(180deg,#fff8ed,#ffd8a8)}
.thumb.design2::before{background:linear-gradient(180deg,#eef6ff,#c8e0ff)}
.thumb.design3::before{background:linear-gradient(180deg,#f8f0ff,#dfccff)}
.thumb::after{content:"A6";position:absolute;right:8px;bottom:8px;font-size:11px;font-weight:800;color:#6b7f92;background:rgba(255,255,255,.85);padding:4px 6px;border-radius:999px}
.inline-edit{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.badge{display:inline-flex;padding:6px 10px;border-radius:999px;font-size:12px;font-weight:800}
.badge.active{background:#eaf8f0;color:#1b7a50}
.badge.archived{background:#eef2f7;color:#596d80}
.badge.free{background:#fff6e3;color:#976400}
.badge.paid{background:#edf5ff;color:var(--blue)}
.rule-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.calendar-box{padding:18px;border:1px dashed #c8d9e8;border-radius:20px;background:#fbfdff}
.calendar-days{display:grid;grid-template-columns:repeat(7,1fr);gap:10px;margin-top:12px}
.day{aspect-ratio:1;border-radius:14px;background:#fff;border:1px solid var(--line);display:grid;place-items:center;font-size:13px;font-weight:700;color:var(--ink-soft)}
.day.blocked{background:#fff0ef;border-color:#f2cbc5;color:var(--red)}
.day.open{background:#eef7ff;border-color:#c8ddf4;color:var(--blue)}
.preview-shell{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:18px}
.card-side{border:1px solid var(--line);border-radius:24px;background:white;min-height:400px;padding:20px;position:relative;overflow:hidden}
.card-front{background:linear-gradient(180deg,#fff8ee,#ffe6c3)}
.card-front .hero-art{position:absolute;inset:0;background:radial-gradient(circle at 78% 24%, rgba(255,255,255,.8), transparent 24%), radial-gradient(circle at 30% 74%, rgba(255,255,255,.65), transparent 18%), linear-gradient(135deg,#fff3df,#ffdcb6)}
.card-front .hero-content{position:relative;z-index:2;max-width:240px}
.card-back{background:linear-gradient(180deg,#fff,#f8fbff)}
.qr{width:136px;height:136px;border-radius:18px;border:8px solid white;box-shadow:0 10px 28px rgba(22,90,150,.12);background:
linear-gradient(90deg,#000 10%,transparent 10%,transparent 20%,#000 20%,#000 30%,transparent 30%,transparent 40%,#000 40%,#000 50%,transparent 50%,transparent 60%,#000 60%,#000 70%,transparent 70%,transparent 80%,#000 80%,#000 90%,transparent 90%),
linear-gradient(#000 10%,transparent 10%,transparent 20%,#000 20%,#000 30%,transparent 30%,transparent 40%,#000 40%,#000 50%,transparent 50%,transparent 60%,#000 60%,#000 70%,transparent 70%,transparent 80%,#000 80%,#000 90%,transparent 90%);
background-size:14px 14px}
.media-shell{min-height:calc(100vh - 84px);display:grid;place-items:center;padding:30px 24px}
.player{max-width:920px;width:100%;background:white;border:1px solid rgba(22,90,150,.10);border-radius:30px;box-shadow:var(--shadow);padding:28px}
.player-stage{aspect-ratio:16/9;border-radius:26px;background:linear-gradient(135deg,#17354a,#2d5f82);display:grid;place-items:center;color:white;font-size:22px;font-weight:800;position:relative;overflow:hidden}
.player-stage::before{content:"";position:absolute;width:92px;height:92px;border-radius:999px;background:rgba(255,255,255,.14);backdrop-filter:blur(3px)}
.player-stage::after{content:"▶";position:absolute;font-size:42px}
.audio-stage{aspect-ratio:auto;min-height:280px;background:linear-gradient(135deg,#17354a,#255e6a)}
.wave{display:grid;grid-template-columns:repeat(24,1fr);gap:6px;align-items:end;height:90px;width:100%;max-width:640px;margin:0 auto}
.wave span{display:block;background:rgba(255,255,255,.8);border-radius:10px 10px 2px 2px}
.footer-note{padding:14px 18px;border:1px solid #d6e5f2;background:#f6fbff;border-radius:16px}
.center{display:flex;justify-content:center}
@media (max-width: 1100px){
  .layout,.checkout-grid,.grid-3,.admin-nav,.preview-shell{grid-template-columns:1fr}
  .sidebar{position:static}
  .checkout-side{border-left:0;border-top:1px solid rgba(22,90,150,.08)}
}
@media (max-width: 760px){
  .page{padding:22px 14px 48px}
  .header-inner{padding:16px 14px}
  .hero,.section,.checkout-main,.checkout-side{padding:20px}
  h1{font-size:32px}
  .form-row,.grid-2,.rule-grid{grid-template-columns:1fr}
  .header-links{display:none}
}

/* Combined demo overview additions */
.demo-home-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:22px;align-items:start}
.demo-cards{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.demo-card{background:linear-gradient(180deg,#fff 0,#f8fbff 100%);border:1px solid rgba(22,90,150,.10);border-radius:26px;padding:24px;box-shadow:var(--shadow)}
.demo-card h3{margin:10px 0 10px}
.demo-card p{margin:0 0 14px;color:var(--ink-soft)}
.feature-list{display:grid;gap:10px;margin:12px 0 0;padding:0;list-style:none}
.feature-list li{padding:12px 14px;border:1px solid var(--line);border-radius:16px;background:#fff}
.cta-row{display:flex;gap:12px;flex-wrap:wrap}
.page-map{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.page-map .info-chip{display:block}
.section-split{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.helper-copy{background:#f3f8fd;border:1px solid var(--line);border-radius:18px;padding:16px 18px;color:var(--ink)}
.branch-hero{display:grid;grid-template-columns:1.1fr .9fr;gap:22px;align-items:start}
.tag-stack{display:flex;flex-wrap:wrap;gap:10px}
.tag-stack .pill{background:#eff5fb}
.overview-steps{display:grid;gap:12px}
.overview-step{display:flex;gap:14px;padding:14px 16px;border:1px solid var(--line);border-radius:18px;background:#fff}
.overview-step .step-no{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--blue);color:#fff;font-weight:800;flex:0 0 auto}
.master-nav-note{margin-top:8px;color:var(--ink-soft)}
@media (max-width: 920px){
  .demo-home-grid,.branch-hero,.section-split,.demo-cards,.page-map{grid-template-columns:1fr}
}