*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:#f4f6fa;color:#222}
a{color:#1565d8;text-decoration:none}
a:hover{text-decoration:underline}

.topbar{display:flex;align-items:center;gap:24px;padding:12px 24px;background:#fff;border-bottom:1px solid #e5e7eb;position:sticky;top:0;z-index:10}
.brand{font-weight:700;font-size:18px;color:#0b3d91}
.nav{display:flex;gap:18px;flex:1}
.nav a{color:#374151;font-weight:500}
.admin-link{color:#b45309 !important}
.user-box{display:flex;align-items:center;gap:12px;font-size:14px}
.balance b{color:#0b8a3e}
.hi{color:#6b7280}
.admin-entry{border-color:#cbd5e1}

.container{max-width:1280px;margin:24px auto;padding:0 24px}
.admin-container{max-width:1400px;margin:24px auto;padding:0 24px}

.admin-body{background:#eef2f7}
.admin-topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 24px;background:#0f172a;color:#fff;border-bottom:1px solid rgba(255,255,255,.08)}
.admin-brand{font-size:22px;font-weight:800;color:#fff}
.admin-brand:hover{color:#fff;text-decoration:none}
.admin-sub{font-size:13px;color:#cbd5e1;margin-top:4px}
.admin-userbox{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.admin-userlabel{font-size:11px;color:#94a3b8;text-transform:uppercase;letter-spacing:.3px}
.admin-username{font-size:14px;font-weight:600}
.admin-footer{text-align:center;padding:24px;color:#64748b;font-size:13px}
.admin-flash{max-width:1400px}

.tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}
.tab{padding:10px 18px;border-radius:8px;background:#fff;border:1px solid #e5e7eb;color:#374151;font-weight:500;display:inline-flex;align-items:center;gap:8px}
.tab .ic{font-size:16px}
.tab.active{background:#1565d8;color:#fff;border-color:#1565d8}

.section-title{margin:18px 0 12px;font-size:14px;letter-spacing:.5px;color:#374151;text-transform:uppercase}

.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}
.card-product{background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:16px;display:flex;flex-direction:column;gap:10px}
.card-product:hover{box-shadow:0 4px 12px rgba(0,0,0,.06)}
.p-head{display:flex;justify-content:space-between;align-items:baseline;gap:10px}
.p-name{font-weight:600;color:#111}
.p-region{font-size:12px;color:#6b7280}
.p-spec .badge{display:inline-block;padding:2px 8px;background:#eef4ff;color:#1565d8;border-radius:99px;font-size:11px;margin-right:6px}
.muted{color:#6b7280;font-size:13px;margin-top:6px}
.p-foot{margin-top:auto;display:flex;flex-direction:column;gap:8px}
.price{font-size:20px;font-weight:700;color:#dc2626}
.stock{font-size:12px;color:#0b8a3e}
.stock.out{color:#9ca3af}
.p-foot input[type=text]{width:100%;padding:8px 10px;border:1px solid #d1d5db;border-radius:8px}
.btn{display:inline-block;padding:8px 14px;border-radius:8px;border:1px solid transparent;cursor:pointer;font-weight:600;font-size:14px}
.btn-primary{background:#1565d8;color:#fff}
.btn-primary:hover{background:#0b4ec0}
.btn-ghost{background:#fff;border-color:#d1d5db;color:#374151}
.btn-danger{background:#dc2626;color:#fff}
.btn-buy{background:linear-gradient(90deg,#f59e0b,#dc2626);color:#fff;width:100%;padding:10px}

.auth-card{max-width:420px;margin:40px auto;background:#fff;padding:24px;border-radius:12px;border:1px solid #e5e7eb}
.auth-card h2{margin-top:0}
.auth-card form{display:flex;flex-direction:column;gap:12px}
.auth-card label{display:flex;flex-direction:column;font-size:13px;color:#374151;gap:4px}
.auth-card input{padding:10px;border:1px solid #d1d5db;border-radius:8px}
.alert{background:#fee2e2;color:#991b1b;padding:10px;border-radius:8px;margin-bottom:12px;font-size:14px}
.flash{max-width:1280px;margin:12px auto 0;padding:10px 16px;background:#dcfce7;color:#166534;border:1px solid #bbf7d0;border-radius:8px}

table.data{width:100%;border-collapse:collapse;background:#fff;border-radius:12px;overflow:hidden;border:1px solid #e5e7eb;margin-bottom:24px;font-size:14px}
table.data th,table.data td{padding:10px 12px;text-align:left;border-bottom:1px solid #f3f4f6;vertical-align:top}
table.data th{background:#f9fafb;font-weight:600;color:#374151;font-size:12px;text-transform:uppercase;letter-spacing:.3px}
table.data tr:last-child td{border-bottom:none}
.empty{text-align:center;color:#9ca3af;padding:24px}

.status{padding:3px 10px;border-radius:99px;font-size:11px;font-weight:700}
.status.s-pending{background:#fef3c7;color:#92400e}
.status.s-delivered{background:#dcfce7;color:#166534}
.status.s-cancelled{background:#fee2e2;color:#991b1b}
.status.s-approved{background:#dcfce7;color:#166534}
.status.s-rejected{background:#fee2e2;color:#991b1b}

.delivery{white-space:pre-wrap;background:#f9fafb;padding:6px 8px;border-radius:6px;font-size:12px;margin:0;max-width:300px;overflow-x:auto}

.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;margin-bottom:20px}
.stat{background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:16px}
.stat .lbl{font-size:12px;color:#6b7280;text-transform:uppercase}
.stat .num{font-size:24px;font-weight:700;color:#111;margin-top:6px}

.admin-nav{display:flex;gap:8px;margin-bottom:16px}
.admin-nav a{padding:8px 14px;border-radius:8px;background:#fff;border:1px solid #e5e7eb;color:#374151}
.admin-nav a.active{background:#0b3d91;color:#fff;border-color:#0b3d91}

.order-edit{display:flex;flex-direction:column;gap:6px}
.order-edit textarea, .order-edit select{padding:6px;border:1px solid #d1d5db;border-radius:6px;font-family:inherit}
.order-edit small{color:#9ca3af}

.product-form{background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:16px;margin-bottom:20px}
.product-form .row{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:10px}
.product-form label{display:flex;flex-direction:column;gap:4px;font-size:13px;color:#374151;flex:1;min-width:160px}
.product-form label.grow{flex:3}
.product-form label.chk{flex-direction:row;align-items:center;gap:6px;min-width:auto}
.product-form input,.product-form select{padding:8px;border:1px solid #d1d5db;border-radius:6px}

.adjust{display:flex;gap:6px;flex-wrap:wrap}
.adjust input{padding:6px;border:1px solid #d1d5db;border-radius:6px;font-size:13px}
.pos{color:#0b8a3e;font-weight:600}
.neg{color:#dc2626;font-weight:600}

.topup-layout{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:16px;margin-bottom:20px}
.topup-card{background:#fff;border:1px solid #e5e7eb;border-radius:16px;padding:20px;box-shadow:0 10px 24px rgba(15,23,42,.04)}
.topup-card h3{margin-top:0;margin-bottom:16px;font-size:18px}
.topup-code{display:inline-flex;align-items:center;gap:8px;padding:10px 14px;border-radius:999px;background:#eff6ff;color:#1d4ed8;font-weight:700;margin-bottom:14px}
.topup-copybox{padding:14px 16px;background:#0f172a;color:#fff;border-radius:14px;margin-bottom:16px}
.topup-copybox span{display:block;font-size:12px;color:#93c5fd;text-transform:uppercase;letter-spacing:.4px;margin-bottom:6px}
.topup-copybox strong{display:block;font-size:22px;letter-spacing:.8px}
.bank-list{margin:0 0 16px;padding-left:18px;line-height:1.9}
.topup-form{display:flex;flex-direction:column;gap:12px}
.topup-form label{display:flex;flex-direction:column;gap:6px;font-size:13px;color:#374151}
.topup-form input{padding:10px 12px;border:1px solid #d1d5db;border-radius:10px}
.topup-review{display:flex;flex-direction:column;gap:8px;min-width:220px}
.topup-review input{padding:8px 10px;border:1px solid #d1d5db;border-radius:8px}
.receipt-thumb{display:block;width:140px;max-width:100%;height:100px;object-fit:cover;border-radius:10px;border:1px solid #d1d5db;margin-bottom:8px;background:#f8fafc}

.footer{text-align:center;padding:24px;color:#9ca3af;font-size:13px}

/* ====== CLOUD SERVER FLOW ====== */
.region-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:12px;margin-bottom:16px}
.region-card{position:relative;display:flex;align-items:center;gap:12px;padding:14px;background:#fff;border:1px solid #e5e7eb;border-radius:10px;cursor:pointer;transition:.15s}
.region-card:hover{border-color:#93c5fd;box-shadow:0 4px 12px rgba(21,101,216,.08)}
.region-card.selected{border-color:#1565d8;background:#eef4ff;box-shadow:0 0 0 2px #1565d8 inset}
.region-card.out{opacity:.55;cursor:not-allowed;filter:grayscale(.5)}
.region-card.selected::after{content:'✓';position:absolute;top:10px;right:10px;width:22px;height:22px;border-radius:999px;background:#1565d8;color:#fff;display:grid;place-items:center;font-size:12px;font-weight:700}
.rg-flag{font-size:28px}
.rg-info{flex:1;min-width:0}
.rg-name{font-weight:600;color:#111}
.rg-country{font-size:12px;color:#6b7280}
.rg-out{color:#dc2626;font-size:12px;font-weight:600;margin-top:2px}
.rg-badge{position:absolute;top:0;right:0;background:#1565d8;color:#fff;font-size:10px;padding:2px 8px;border-radius:0 10px 0 10px;font-weight:700}

.os-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:12px;margin-bottom:16px;align-items:start}
.os-card{background:#fff;border:1px solid #dbe3ef;border-radius:12px;overflow:hidden;transition:border-color .15s,box-shadow .15s}
.os-card.open,.os-card.selected{border-color:#1565d8;box-shadow:0 10px 24px rgba(21,101,216,.08)}
.os-toggle{width:100%;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 16px;background:#fff;border:0;cursor:pointer;text-align:left;color:inherit}
.os-toggle:hover{background:#f8fbff}
.os-head{display:flex;align-items:center;gap:10px;margin:0}
.os-ic{font-size:28px}
.os-name{font-weight:600;color:#111}
.os-sub{font-size:12px;color:#6b7280;margin-top:2px}
.os-card.selected .os-sub{color:#1565d8;font-weight:600}
.os-arrow{font-size:18px;color:#6b7280;transition:transform .15s,color .15s}
.os-card.open .os-arrow{transform:rotate(180deg);color:#1565d8}
.os-body{display:none;padding:0 16px 16px;border-top:1px solid #eef2f7}
.os-card.open .os-body{display:block}
.os-versions{list-style:none;padding:12px 0 0;margin:0;display:flex;flex-direction:column;gap:8px}
.os-versions li{font-size:13px}
.os-versions label{display:block;padding:10px 12px;border:1px solid #e5e7eb;border-radius:10px;cursor:pointer;color:#374151;background:#fff}
.os-versions label:hover{border-color:#bfdbfe;background:#f8fbff}
.os-versions input{margin-right:8px}
.os-versions label em{display:block;color:#9ca3af;font-style:normal;font-size:11px;margin-top:4px;margin-left:22px}
.os-versions input[type=radio]:checked + span{font-weight:700;color:#0b3d91}

.plan-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px;margin-bottom:16px}
.plan-card{display:block;background:#fff;border:1px solid #e5e7eb;border-radius:10px;padding:14px;cursor:pointer;position:relative}
.plan-card input{position:absolute;opacity:0}
.plan-card.selected{border-color:#1565d8;background:#eef4ff;box-shadow:0 0 0 2px #1565d8 inset}
.plan-card.selected::after{content:'✓';position:absolute;top:10px;right:10px;width:22px;height:22px;border-radius:999px;background:#1565d8;color:#fff;display:grid;place-items:center;font-size:12px;font-weight:700}
.pl-name{font-weight:700;color:#0b3d91}
.pl-spec{color:#374151;font-size:13px;margin:6px 0}
.pl-price{color:#dc2626;font-weight:700}

.month-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:16px;align-items:center}
.month-opt{padding:8px 14px;background:#fff;border:1px solid #e5e7eb;border-radius:99px;cursor:pointer}
.month-opt input{margin-right:6px}
.month-note{flex:1;min-width:240px}
.month-note input{width:100%;padding:8px 12px;border:1px solid #d1d5db;border-radius:8px}

.checkout{display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between;background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:16px;margin-bottom:24px;position:sticky;bottom:16px;box-shadow:0 10px 24px rgba(15,23,42,.08)}
.ck-summary{flex:1;min-width:260px;font-size:13px;color:#374151;line-height:1.8}
.ck-summary b{color:#0b3d91}
.ck-total{text-align:right;min-width:240px}
.ck-total .big{font-size:28px;font-weight:800;color:#dc2626;margin:4px 0 10px}
.ck-total .btn-buy{padding:12px 24px;font-size:15px}

.tx-pill{display:inline-flex;align-items:center;justify-content:center;min-width:86px;padding:4px 10px;border-radius:999px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.3px}
.tx-pill.topup{background:#dcfce7;color:#166534}
.tx-pill.purchase{background:#fee2e2;color:#991b1b}
.tx-pill.refund{background:#dbeafe;color:#1d4ed8}

@media (max-width: 768px){
	.container{padding:0 14px}
	.admin-container{padding:0 14px}
	.topbar{padding:12px 14px;gap:14px;flex-wrap:wrap}
	.admin-topbar{padding:14px;align-items:flex-start;flex-direction:column}
	.nav{gap:12px;flex-wrap:wrap}
	.checkout{position:static}
	.ck-total{text-align:left;width:100%}
}