:root{
  --primary:#2563eb;--primary-dark:#1d4ed8;--primary-soft:#eff6ff;
  --accent:#f59e0b;--success:#059669;--danger:#dc2626;--warning:#d97706;
  --bg:#f4f6fb;--card:#ffffff;--text:#111827;--muted:#6b7280;--border:#e5e7eb;
  --radius:14px;--shadow:0 4px 20px rgba(17,24,39,.06);
  font-family:"Segoe UI",system-ui,-apple-system,Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{background:var(--bg);color:var(--text);font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased}
a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}
img{max-width:100%}
h1,h2,h3,h4{margin:0 0 .5em;line-height:1.25}
.container{max-width:1180px;margin:0 auto;padding:0 18px}
.muted{color:var(--muted)}.small{font-size:13px}.text-center{text-align:center}
.inline{display:inline}
.hidden{display:none!important}

/* Buttons & forms */
.btn{display:inline-flex;align-items:center;gap:6px;border:1px solid transparent;background:var(--primary);color:#fff;padding:10px 18px;border-radius:10px;font-weight:600;font-size:14px;cursor:pointer;transition:.15s;text-decoration:none!important;line-height:1.2}
.btn:hover{background:var(--primary-dark)}
.btn-sm{padding:6px 12px;font-size:13px;border-radius:8px}
.btn-xs{padding:3px 8px;font-size:12px;border-radius:6px}
.btn-light{background:#fff;color:var(--text);border-color:var(--border)}.btn-light:hover{background:#f9fafb}
.btn-outline{background:transparent;color:var(--primary);border-color:var(--primary)}.btn-outline:hover{background:var(--primary-soft)}
.btn-success{background:var(--success)}.btn-success:hover{background:#047857}
.btn-danger{background:var(--danger)}.btn-danger:hover{background:#b91c1c}
.btn-warning{background:var(--warning)}.btn-warning:hover{background:#b45309}
.btn[disabled]{opacity:.55;cursor:not-allowed}
.btn-block{width:100%;justify-content:center}
input[type=text],input[type=number],input[type=password],input[type=email],input[type=url],input[type=search],select,textarea{
  width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:10px;font-size:14px;background:#fff;color:var(--text);font-family:inherit;outline:none;transition:border .15s,box-shadow .15s}
input:focus,select:focus,textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(37,99,235,.12)}
textarea{min-height:90px;resize:vertical}
label{font-size:13px;font-weight:600;color:#374151;display:block;margin-bottom:5px}
.form-group{margin-bottom:14px}
.form-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px 16px}
.help{font-size:12px;color:var(--muted);margin-top:4px}
.check{display:flex;align-items:center;gap:8px;font-weight:500;font-size:14px;cursor:pointer}
.check input{width:auto}

/* Cards */
.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;margin-bottom:20px}
.card__title{font-size:16px;font-weight:700;margin-bottom:12px;display:flex;align-items:center;justify-content:space-between;gap:10px}
.badge{display:inline-block;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:600;background:#e5e7eb;color:#374151;white-space:nowrap}
.badge-primary{background:var(--primary-soft);color:var(--primary)}
.badge-success{background:#d1fae5;color:#065f46}
.badge-danger{background:#fee2e2;color:#991b1b}
.badge-warning{background:#fef3c7;color:#92400e}
.badge-muted{background:#f3f4f6;color:#6b7280}
.alert{padding:12px 16px;border-radius:10px;margin-bottom:16px;font-size:14px}
.alert-error{background:#fef2f2;color:#991b1b;border:1px solid #fecaca}
.alert-success{background:#ecfdf5;color:#065f46;border:1px solid #a7f3d0}
.alert-info{background:#eff6ff;color:#1e40af;border:1px solid #bfdbfe}
.alert-warning{background:#fffbeb;color:#92400e;border:1px solid #fde68a}

/* Site header */
.topbar{background:#fff;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:50}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.brand{display:flex;align-items:center;gap:8px;font-weight:800;font-size:20px;color:var(--text);text-decoration:none!important}
.brand__logo{display:inline-flex;width:34px;height:34px;background:linear-gradient(135deg,var(--primary),#7c3aed);border-radius:10px;align-items:center;justify-content:center;color:#fff;font-size:18px}
.nav{display:flex;gap:4px}
.nav a{padding:8px 14px;border-radius:8px;color:#374151;font-weight:600;font-size:14px;text-decoration:none!important}
.nav a:hover,.nav a.active{background:var(--primary-soft);color:var(--primary)}
.nav__admin{color:var(--muted)!important}
.nav-toggle{display:none;background:none;border:1px solid var(--border);border-radius:8px;font-size:20px;padding:4px 10px;cursor:pointer}
.page{min-height:70vh;padding:28px 0 40px}
.footer{border-top:1px solid var(--border);padding:24px 0;font-size:13px;color:var(--muted);text-align:center;background:#fff}

/* Hero */
.hero{background:linear-gradient(135deg,#1e3a8a 0%,#2563eb 55%,#7c3aed 100%);color:#fff;border-radius:20px;padding:44px 28px;margin-bottom:28px;position:relative;overflow:hidden}
.hero:before{content:"";position:absolute;inset:auto -80px -120px auto;width:320px;height:320px;border-radius:50%;background:rgba(255,255,255,.08)}
.hero h1{font-size:34px;margin-bottom:8px;font-weight:800}
.hero p{font-size:16px;opacity:.92;margin:0 0 22px;max-width:640px}
.detect{display:flex;gap:10px;max-width:620px;background:#fff;padding:8px;border-radius:14px;box-shadow:0 10px 30px rgba(0,0,0,.18)}
.detect input{border:0;font-size:17px;padding:12px 14px;box-shadow:none!important}
.detect .btn{white-space:nowrap;padding:12px 22px}
.detect__result{margin-top:12px;font-size:14px;background:rgba(255,255,255,.14);padding:10px 14px;border-radius:10px;display:none}
.hero__stats{display:flex;gap:26px;margin-top:26px;flex-wrap:wrap}
.hero__stats div{font-size:13px;opacity:.9}.hero__stats strong{display:block;font-size:22px;font-weight:800}

/* Type tabs & operator grids */
.seg{display:inline-flex;background:#e5e7eb;border-radius:12px;padding:4px;gap:4px}
.seg a,.seg button{padding:8px 18px;border-radius:9px;font-weight:700;font-size:14px;color:#374151;border:0;background:transparent;cursor:pointer;text-decoration:none!important}
.seg .active{background:#fff;color:var(--primary);box-shadow:0 1px 4px rgba(0,0,0,.08)}
.op-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}
.op-card{display:flex;flex-direction:column;align-items:center;gap:8px;padding:18px 10px;background:#fff;border:2px solid var(--border);border-radius:14px;text-decoration:none!important;color:var(--text);font-weight:700;transition:.15s;cursor:pointer;text-align:center}
.op-card:hover,.op-card.active{border-color:var(--primary);box-shadow:var(--shadow);transform:translateY(-2px)}
.op-logo{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:16px;letter-spacing:.5px}
.section-title{display:flex;align-items:center;justify-content:space-between;margin:26px 0 12px;gap:12px;flex-wrap:wrap}
.section-title h2{font-size:20px;margin:0}
.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin-top:26px}
.feature{background:#fff;border-radius:14px;padding:18px;box-shadow:var(--shadow)}
.feature h3{font-size:15px;margin-bottom:4px}.feature p{margin:0;font-size:13px;color:var(--muted)}

/* Plans page */
.plans-layout{display:grid;grid-template-columns:280px 1fr;gap:22px;align-items:start}
.filters{position:sticky;top:80px}
.cat-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}
.cat-tab{padding:7px 14px;border-radius:999px;background:#fff;border:1px solid var(--border);font-size:13px;font-weight:600;cursor:pointer;color:#374151;display:inline-flex;gap:6px;align-items:center}
.cat-tab .cnt{background:#f3f4f6;border-radius:999px;padding:0 7px;font-size:11px}
.cat-tab.active{background:var(--primary);color:#fff;border-color:var(--primary)}
.cat-tab.active .cnt{background:rgba(255,255,255,.25)}
.plans-toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:14px}
.plans-toolbar input[type=search]{max-width:320px}
.plans-toolbar select{width:auto}
.plan-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:14px}
.plan{background:#fff;border-radius:14px;box-shadow:var(--shadow);padding:16px 18px;display:flex;flex-direction:column;gap:10px;border:1px solid transparent;transition:.15s;position:relative}
.plan:hover{border-color:var(--primary);transform:translateY(-2px)}
.plan__head{display:flex;justify-content:space-between;align-items:flex-start;gap:10px}
.plan__price{font-size:26px;font-weight:800;color:var(--text);line-height:1}
.plan__price small{font-size:12px;color:var(--muted);font-weight:600;display:block;margin-top:4px}
.plan__validity{text-align:right;font-size:13px;color:var(--muted)}.plan__validity strong{display:block;color:var(--text);font-size:15px}
.plan__meta{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;background:#f8fafc;border-radius:10px;padding:8px 10px}
.plan__meta div{font-size:12px;color:var(--muted)}.plan__meta strong{display:block;color:var(--text);font-size:13px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.plan__desc{font-size:13px;color:#374151;margin:0}
.plan__tags{display:flex;gap:6px;flex-wrap:wrap}
.plan__tag{font-size:11px;background:#f3f4f6;padding:2px 8px;border-radius:6px;color:#4b5563}
.plan__tag--ott{background:#fdf4ff;color:#86198f}
.plan__tag--5g{background:#ecfeff;color:#155e75}
.plan__feat{position:absolute;top:-8px;right:12px;background:var(--accent);color:#fff;font-size:11px;font-weight:700;padding:2px 8px;border-radius:6px}
.plan__foot{display:flex;justify-content:space-between;align-items:center;margin-top:auto;padding-top:6px;border-top:1px dashed var(--border);font-size:12px;color:var(--muted)}
.plan__copy{background:none;border:0;color:var(--primary);font-weight:600;cursor:pointer;font-size:12px}
.empty{padding:40px;text-align:center;color:var(--muted);background:#fff;border-radius:14px}
.loader{display:flex;align-items:center;justify-content:center;padding:40px;color:var(--muted);gap:10px}
.spinner{width:22px;height:22px;border:3px solid #e5e7eb;border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.updated-note{font-size:12px;color:var(--muted);display:flex;gap:6px;align-items:center}
.dot{width:8px;height:8px;border-radius:50%;background:var(--success);display:inline-block}
.pill-list{display:flex;flex-wrap:wrap;gap:6px}
.pill{display:inline-block;padding:4px 10px;border-radius:999px;background:#fff;border:1px solid var(--border);font-size:12px;font-weight:600;color:#374151;text-decoration:none!important}
.pill:hover{border-color:var(--primary);color:var(--primary)}

/* Tables */
.table-wrap{overflow-x:auto;background:#fff;border-radius:12px;box-shadow:var(--shadow)}
table.table{width:100%;border-collapse:collapse;font-size:13.5px}
.table th,.table td{padding:10px 12px;border-bottom:1px solid var(--border);text-align:left;vertical-align:middle}
.table th{background:#f9fafb;font-size:12px;text-transform:uppercase;letter-spacing:.4px;color:#6b7280;font-weight:700;white-space:nowrap}
.table tr:hover td{background:#fafbff}
.table td.num,.table th.num{text-align:right}
.table .actions{white-space:nowrap}
.pagination{display:flex;gap:6px;flex-wrap:wrap;margin:14px 0}
.pagination a,.pagination span{padding:6px 11px;border-radius:8px;border:1px solid var(--border);background:#fff;font-size:13px;text-decoration:none!important}
.pagination .current{background:var(--primary);color:#fff;border-color:var(--primary)}

/* Toast */
.toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:#111827;color:#fff;padding:10px 18px;border-radius:10px;font-size:14px;z-index:999;opacity:0;transition:.2s;pointer-events:none}
.toast.show{opacity:1}

@media (max-width:900px){
  .plans-layout{grid-template-columns:1fr}.filters{position:static}
  .nav{display:none;position:absolute;top:64px;left:0;right:0;background:#fff;flex-direction:column;padding:10px;border-bottom:1px solid var(--border)}
  body.nav-open .nav{display:flex}
  .nav-toggle{display:inline-block}
  .hero{padding:30px 18px}.hero h1{font-size:26px}
  .detect{flex-direction:column}
  .plan__meta{grid-template-columns:repeat(3,1fr)}
}