:root{
  --bg:#f5f7fb;
  --bg-soft:#eef2f7;
  --text:#0f172a;
  --muted:#64748b;
  --muted-2:#94a3b8;
  --line:#e2e8f0;
  --card:#ffffff;
  --card-soft:#f8fafc;
  --dark:#0f172a;
  --primary:#2563eb;
  --primary-2:#1d4ed8;
  --primary-soft:#dbeafe;
  --green:#16a34a;
  --green-soft:#dcfce7;
  --red:#dc2626;
  --red-soft:#fee2e2;
  --shadow:0 24px 70px rgba(15,23,42,.10);
  --shadow-soft:0 12px 30px rgba(15,23,42,.07);
  --radius:22px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--text)}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
.container,.admin-container{width:min(1180px,calc(100% - 32px));margin:0 auto}
.admin-container{width:min(1420px,calc(100% - 32px))}

.site-header,.admin-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.86);border-bottom:1px solid rgba(226,232,240,.8);backdrop-filter:blur(16px)}
.header-inner{height:76px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.brand{display:flex;align-items:center;gap:11px;font-weight:900;letter-spacing:-.03em}
.brand-icon{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,#0f172a,#2563eb);color:#fff;display:grid;place-items:center;font-size:14px;font-weight:900;box-shadow:0 12px 28px rgba(37,99,235,.28)}
.brand-text{font-size:18px}
.header-actions,.admin-userbar{display:flex;align-items:center;gap:10px;color:var(--muted);font-weight:700}
.header-actions a:not(.button){padding:10px 8px}
.admin-name{max-width:220px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

.button{border:0;border-radius:14px;min-height:44px;padding:0 17px;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:850;cursor:pointer;transition:.18s ease;white-space:nowrap}
.button-primary{background:var(--primary);color:#fff;box-shadow:0 14px 30px rgba(37,99,235,.22)}
.button-primary:hover{background:var(--primary-2);transform:translateY(-1px)}
.button-dark{background:var(--dark);color:#fff}
.button-dark:hover{filter:brightness(1.12);transform:translateY(-1px)}
.button-light{background:#eef2f7;color:#0f172a}
.button-light:hover{background:#e2e8f0;transform:translateY(-1px)}
.button-danger{background:var(--red-soft);color:#991b1b}
.button-danger:hover{background:#fecaca}
.button-success{background:var(--green-soft);color:#166534}
.button-success:hover{background:#bbf7d0}
.button-small{min-height:36px;padding:0 12px;border-radius:11px;font-size:13px}
.button.full{width:100%}

.pill,.eyebrow{display:inline-flex;align-items:center;border-radius:999px;font-size:12px;font-weight:900;letter-spacing:.08em;text-transform:uppercase}
.pill{background:var(--primary-soft);color:#1e40af;padding:8px 11px}
.eyebrow{color:var(--primary);margin-bottom:8px}

.hero-section{position:relative;overflow:hidden;padding:86px 0 78px;background:radial-gradient(circle at 15% 20%,#dbeafe 0,transparent 28%),radial-gradient(circle at 90% 10%,#e0e7ff 0,transparent 28%),linear-gradient(180deg,#fff 0%,#f5f7fb 100%)}
.hero-layout{display:grid;grid-template-columns:1.03fr .97fr;gap:56px;align-items:center}
.hero-copy h1{font-size:clamp(42px,6.2vw,78px);line-height:.96;margin:18px 0 20px;letter-spacing:-.065em;max-width:760px}
.hero-lead{font-size:20px;line-height:1.62;color:var(--muted);max-width:660px;margin:0 0 28px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:28px}
.hero-trust{display:flex;gap:10px;flex-wrap:wrap;color:var(--muted);font-size:14px;font-weight:800}
.hero-trust span{background:#fff;border:1px solid var(--line);border-radius:999px;padding:9px 12px;box-shadow:var(--shadow-soft)}
.hero-card{position:relative}
.qr-demo-card{background:rgba(255,255,255,.92);border:1px solid rgba(226,232,240,.85);border-radius:34px;box-shadow:var(--shadow);padding:26px;max-width:430px;margin-left:auto;position:relative;overflow:hidden}
.qr-demo-card:before{content:"";position:absolute;inset:auto -65px -80px auto;width:190px;height:190px;border-radius:50%;background:rgba(37,99,235,.12)}
.qr-demo-top{display:inline-flex;align-items:center;gap:8px;background:var(--green-soft);color:#166534;border-radius:999px;padding:8px 11px;font-weight:900;font-size:13px}
.status-dot{width:8px;height:8px;border-radius:999px;background:var(--green)}
.qr-art{width:270px;height:270px;background:#fff;border:1px solid var(--line);border-radius:26px;margin:28px auto 20px;position:relative;box-shadow:inset 0 0 0 12px #fff,0 18px 40px rgba(15,23,42,.08)}
.qr-art:before,.qr-art:after{content:"";position:absolute;width:66px;height:66px;border:14px solid #0f172a;border-radius:16px;top:34px}
.qr-art:before{left:34px}.qr-art:after{right:34px}.qr-art span{position:absolute;background:#0f172a;border-radius:8px}.qr-art span:nth-child(1){left:34px;bottom:34px;width:66px;height:66px;border:14px solid #0f172a;background:transparent}.qr-art span:nth-child(2){left:126px;top:42px;width:28px;height:92px}.qr-art span:nth-child(3){left:126px;top:162px;width:96px;height:28px}.qr-art span:nth-child(4){right:42px;bottom:42px;width:32px;height:90px}.qr-art span:nth-child(5){left:118px;bottom:48px;width:30px;height:30px}.qr-art span:nth-child(6){left:168px;bottom:92px;width:30px;height:30px}
.url-chip{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;background:#0f172a;color:#fff;border-radius:15px;padding:13px 14px;text-align:center;font-size:13px;word-break:break-all}
.destination-box{margin-top:14px;background:var(--card-soft);border:1px solid var(--line);border-radius:18px;padding:15px}.destination-box small{display:block;color:var(--muted);font-weight:800;margin-bottom:4px}.destination-box strong{font-size:16px}

.section{padding:76px 0}.muted-section{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:760px;margin-bottom:28px}.section-head h2,.use-layout h2{font-size:clamp(30px,4vw,48px);line-height:1.05;margin:0;letter-spacing:-.045em}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.feature-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-soft)}.feature-number{display:inline-flex;width:42px;height:42px;border-radius:14px;background:#eff6ff;color:#1d4ed8;align-items:center;justify-content:center;font-weight:900;margin-bottom:18px}.feature-card h3{font-size:22px;margin:0 0 10px;letter-spacing:-.02em}.feature-card p,.use-layout p{color:var(--muted);line-height:1.65;margin:0}.use-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:40px;align-items:center}.use-list{display:flex;flex-wrap:wrap;gap:12px}.use-list span{background:var(--bg);border:1px solid var(--line);border-radius:999px;padding:12px 15px;font-weight:850}
.site-footer{padding:28px 0;background:#fff;color:var(--muted);border-top:1px solid var(--line)}.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:14px;font-weight:700}.footer-inner a{color:var(--text)}

.login-screen{min-height:100vh;background:radial-gradient(circle at 15% 18%,#dbeafe 0,transparent 28%),radial-gradient(circle at 85% 86%,#dbeafe 0,transparent 28%),#f8fafc}.login-layout{min-height:100vh;display:grid;grid-template-columns:minmax(360px,520px) 1fr}.login-panel{background:#fff;padding:42px;display:flex;flex-direction:column;justify-content:center;border-right:1px solid var(--line)}.login-copy{margin:42px 0 24px}.login-copy h1{font-size:44px;letter-spacing:-.055em;margin:16px 0 8px}.login-copy p{color:var(--muted);line-height:1.6;margin:0}.stack-form{display:grid;gap:15px}.field{display:grid;gap:7px}.field span{font-weight:850;font-size:13px}.field small{color:var(--muted);font-size:12px}.field input,.field select,.field textarea,.filter-bar input,.filter-bar select{width:100%;border:1px solid var(--line);border-radius:14px;padding:13px 14px;background:#fff;color:var(--text);outline:none;transition:.18s ease}.field textarea{min-height:96px;resize:vertical}.field input:focus,.field select:focus,.field textarea:focus,.filter-bar input:focus,.filter-bar select:focus{border-color:#93c5fd;box-shadow:0 0 0 4px #dbeafe}.back-link{display:inline-flex;margin-top:24px;color:var(--muted);font-weight:800}.login-art{position:relative;overflow:hidden;background:linear-gradient(135deg,#0f172a,#1d4ed8);display:grid;place-items:center}.floating-qr{width:280px;height:280px;border-radius:34px;background:#fff;box-shadow:0 30px 80px rgba(0,0,0,.28);position:relative}.floating-qr:before,.floating-qr:after{content:"";position:absolute;width:68px;height:68px;border:14px solid #0f172a;border-radius:16px;top:42px}.floating-qr:before{left:42px}.floating-qr:after{right:42px}.floating-qr span{position:absolute;background:#0f172a;border-radius:8px}.floating-qr span:nth-child(1){left:42px;bottom:42px;width:68px;height:68px;border:14px solid #0f172a;background:transparent}.floating-qr span:nth-child(2){left:136px;top:62px;width:34px;height:86px}.floating-qr span:nth-child(3){left:136px;bottom:82px;width:92px;height:32px}.floating-qr span:nth-child(4){right:52px;bottom:46px;width:34px;height:82px}.floating-card{position:absolute;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);color:#fff;border-radius:22px;padding:18px;backdrop-filter:blur(14px);box-shadow:0 18px 44px rgba(0,0,0,.2)}.floating-card strong{display:block;margin-bottom:5px}.floating-card span{color:#bfdbfe;font-size:13px}.card-one{top:22%;left:12%}.card-two{right:12%;bottom:20%}

.admin-body{background:var(--bg)}.admin-main{padding:28px 0 64px}.admin-hero{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin:12px 0 22px}.admin-hero h1{font-size:clamp(34px,4vw,54px);line-height:1;margin:14px 0 8px;letter-spacing:-.055em}.admin-hero p{margin:0;color:var(--muted);font-size:17px}.stats-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-bottom:20px}.stat-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:18px;box-shadow:var(--shadow-soft)}.stat-card span{display:block;color:var(--muted);font-weight:850;font-size:13px}.stat-card strong{display:block;font-size:28px;line-height:1.1;margin-top:8px;letter-spacing:-.04em}.stat-card.wide strong{font-size:20px}.admin-grid{display:grid;grid-template-columns:400px 1fr;gap:20px;align-items:start}.admin-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-soft)}.form-card{padding:22px;position:sticky;top:96px}.card-head{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;margin-bottom:16px}.card-head h2{font-size:27px;letter-spacing:-.04em;margin:0}.list-card{overflow:hidden}.filter-bar{display:grid;grid-template-columns:1fr 160px auto;gap:10px;padding:16px;border-bottom:1px solid var(--line);background:#fff}.search-field{position:relative}.qr-list{display:grid}.empty-state{display:grid;gap:5px;place-items:center;padding:60px 20px;color:var(--muted)}.empty-state strong{color:var(--text)}.qr-item{display:grid;grid-template-columns:112px 1fr;gap:18px;padding:18px;border-bottom:1px solid var(--line)}.qr-item:last-child{border-bottom:0}.qr-thumb-box{width:112px;height:112px;border:1px solid var(--line);border-radius:20px;background:#fff;padding:8px;display:grid;place-items:center}.qr-thumb-box img{width:100%;height:100%;object-fit:contain}.qr-content{min-width:0}.qr-title-row{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:12px}.qr-title-row h3{font-size:20px;letter-spacing:-.025em;margin:0 0 7px}.qr-meta{display:flex;flex-wrap:wrap;gap:8px;color:var(--muted);font-size:13px;font-weight:800}.badge{display:inline-flex;align-items:center;border-radius:999px;padding:4px 9px;font-size:12px;font-weight:950}.badge.active{background:var(--green-soft);color:#166534}.badge.inactive{background:var(--red-soft);color:#991b1b}.link-box{background:#f8fafc;border:1px solid var(--line);border-radius:16px;padding:12px;margin-bottom:10px}.link-box label{display:block;color:var(--muted);font-size:12px;font-weight:900;text-transform:uppercase;letter-spacing:.07em;margin-bottom:7px}.copy-row{display:flex;align-items:center;gap:10px}.copy-row code{flex:1;min-width:0;background:#fff;border:1px solid var(--line);border-radius:12px;padding:10px 11px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.icon-button{border:0;border-radius:12px;background:#0f172a;color:#fff;font-weight:900;padding:10px 12px;cursor:pointer}.destination-line{display:flex;gap:7px;align-items:flex-start;font-size:13px;color:var(--muted);margin:9px 0 12px;min-width:0}.destination-line span{font-weight:900;color:var(--text)}.destination-line a{color:#1d4ed8;word-break:break-all}.qr-notes{background:#fff7ed;border:1px solid #fed7aa;border-radius:14px;padding:10px 12px;color:#9a3412;font-size:13px;line-height:1.45;margin:0 0 12px}.qr-actions{display:flex;align-items:center;flex-wrap:wrap;gap:8px}.qr-actions form{display:inline-flex;margin:0}.notice{border-radius:17px;padding:13px 15px;margin-bottom:16px;font-weight:850}.notice-success{background:var(--green-soft);color:#166534;border:1px solid #bbf7d0}.notice-error{background:var(--red-soft);color:#991b1b;border:1px solid #fecaca}.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%) translateY(16px);background:#0f172a;color:#fff;border-radius:999px;padding:12px 16px;font-weight:900;box-shadow:0 16px 44px rgba(15,23,42,.22);opacity:0;pointer-events:none;transition:.2s ease;z-index:100}.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

@media(max-width:1100px){.hero-layout,.admin-grid,.use-layout{grid-template-columns:1fr}.qr-demo-card{margin:0}.form-card{position:static}.stats-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:760px){.container,.admin-container{width:min(100% - 24px,1180px)}.header-inner{height:auto;padding:14px 0;align-items:flex-start}.header-actions,.admin-userbar{flex-wrap:wrap;justify-content:flex-end}.hero-section{padding:46px 0}.hero-copy h1{font-size:42px}.feature-grid{grid-template-columns:1fr}.login-layout{grid-template-columns:1fr}.login-art{display:none}.login-panel{min-height:100vh;padding:28px;border-right:0}.stats-grid{grid-template-columns:repeat(2,1fr)}.admin-hero{align-items:flex-start;flex-direction:column}.filter-bar{grid-template-columns:1fr}.qr-item{grid-template-columns:1fr}.qr-thumb-box{width:128px;height:128px}.copy-row{align-items:stretch;flex-direction:column}.copy-row code{white-space:normal;word-break:break-all}.qr-actions .button,.qr-actions form,.qr-actions form button{width:100%}.footer-inner{flex-direction:column;align-items:flex-start}}
@media(max-width:480px){.stats-grid{grid-template-columns:1fr}.hero-actions .button{width:100%}.qr-art{width:236px;height:236px}.admin-name{width:100%;max-width:none}.brand-text{font-size:16px}}