/*
 * CentralTrack UI Refresh
 * Shadcn/ui-inspired visual system for the existing PHP application.
 * No framework migration required: the current PHP/HTML/JS backend stays intact.
 */
:root{
  --bg:#09090b;
  --surface:#111113;
  --surface-2:#151518;
  --surface-3:#1b1b1f;
  --line:#27272a;
  --line-strong:#3f3f46;
  --text:#fafafa;
  --muted:#a1a1aa;
  --accent:#8b5cf6;
  --accent-2:#a78bfa;
  --accent-soft:rgba(139,92,246,.13);
  --success:#22c55e;
  --danger:#f43f5e;
  --warning:#f59e0b;
  --shadow:0 14px 45px rgba(0,0,0,.28);
  --radius:14px;
  color-scheme:dark;
}

html{background:var(--bg)}
body{
  background:
    radial-gradient(900px 500px at 50% -180px,rgba(139,92,246,.12),transparent 70%),
    radial-gradient(700px 400px at 100% 20%,rgba(59,130,246,.045),transparent 70%),
    var(--bg);
  color:var(--text);
  letter-spacing:-.005em;
}

.top{
  min-height:64px;
  padding:10px clamp(16px,3vw,32px);
  background:rgba(9,9,11,.82);
  border-bottom:1px solid rgba(63,63,70,.7);
  box-shadow:0 1px 0 rgba(255,255,255,.02);
}
.brand{font-size:18px;font-weight:800;letter-spacing:-.035em}
.brand::first-letter{filter:saturate(.7)}
.nav{gap:6px}
.nav a,.btn{
  min-height:38px;
  border-radius:10px;
  padding:8px 12px;
  background:#141416;
  border:1px solid var(--line);
  color:#e4e4e7;
  box-shadow:none;
  font-size:13px;
  font-weight:700;
  transition:background .16s ease,border-color .16s ease,box-shadow .16s ease,transform .16s ease;
}
.nav a:hover,.btn:hover{
  transform:none;
  background:#1c1c20;
  border-color:#52525b;
  box-shadow:0 6px 18px rgba(0,0,0,.14);
}
.nav a.active,.nav a.chat-nav-active{
  background:var(--accent-soft)!important;
  border-color:rgba(167,139,250,.48)!important;
  color:#e9ddff!important;
  box-shadow:0 0 0 1px rgba(139,92,246,.08) inset;
}
.nav-wallet{
  display:inline-flex;
  align-items:center;
  gap:8px;
  min-height:38px;
  padding:6px 8px 6px 10px;
  border:1px solid var(--line);
  border-radius:10px;
  background:#121214;
}
.nav-wallet-main{font-size:13px;white-space:nowrap}
.nav-wallet-total{font-size:11px;color:var(--muted);white-space:nowrap}
.nav-recharge-btn{
  border:1px solid rgba(167,139,250,.45);
  background:var(--accent-soft);
  color:#e9ddff;
  border-radius:8px;
  padding:6px 9px;
  font-size:12px;
  font-weight:800;
}
.nav-recharge-btn:hover{background:rgba(139,92,246,.2)}

.wrap{width:min(1220px,calc(100% - 32px));margin:28px auto;padding-bottom:36px}
h1{font-size:30px;letter-spacing:-.045em;font-weight:800}
h2{font-size:19px;letter-spacing:-.025em;font-weight:750}
h3{font-size:15px;font-weight:750}
.muted{color:var(--muted)}
.small{font-size:12px;color:#a1a1aa}

.card{
  background:linear-gradient(180deg,rgba(24,24,27,.92),rgba(17,17,19,.96));
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:18px;
  box-shadow:0 8px 30px rgba(0,0,0,.14);
}
.card:hover{border-color:#3f3f46}

.stats-grid{gap:12px;margin-bottom:16px}
.stat{min-height:112px}
.stat .money{font-size:27px}
.money{font-weight:800;letter-spacing:-.04em}

.grid{gap:14px}
.two{gap:16px}

.product{
  min-height:280px;
  padding:14px;
  border-radius:14px;
  background:linear-gradient(180deg,#17171a,#111113);
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.product:hover{transform:translateY(-2px);border-color:#4b4b54;box-shadow:0 15px 34px rgba(0,0,0,.18)}
.product::after{background:radial-gradient(circle,rgba(139,92,246,.12),transparent 68%)}
.product img{height:150px;border-color:#2d2d31;background:#0c0c0e;border-radius:11px}
.product h2{font-size:17px;margin-bottom:0}
.product .money{font-size:25px}

.form{gap:12px}
label{color:#d4d4d8;font-size:12px;font-weight:700}
.form input,.form select,.form textarea,
input:not([type="hidden"]),select,textarea{
  min-height:42px;
  padding:10px 12px;
  border-radius:10px;
  background:#0f0f11;
  border:1px solid #303037;
  color:#f4f4f5;
  box-shadow:none;
}
.form input:hover,.form select:hover,.form textarea:hover,
input:not([type="hidden"]):hover,select:hover,textarea:hover{border-color:#52525b}
.form input:focus,.form select:focus,.form textarea:focus,
input:not([type="hidden"]):focus,select:focus,textarea:focus{
  border-color:#8b5cf6;
  box-shadow:0 0 0 3px rgba(139,92,246,.14);
  outline:0;
}

.btn.primary{
  background:#8b5cf6;
  border-color:#8b5cf6;
  color:#fff;
  box-shadow:0 8px 22px rgba(139,92,246,.20);
}
.btn.primary:hover{background:#7c3aed;border-color:#7c3aed;box-shadow:0 10px 26px rgba(139,92,246,.24)}
.btn.danger{background:rgba(244,63,94,.09);border-color:rgba(244,63,94,.34);color:#fecdd3}
.btn.secondary{background:#1c1c20;border-color:#3f3f46}

.pill{
  padding:5px 9px;
  background:#1c1c20;
  color:#d4d4d8;
  border:1px solid #323238;
  font-size:11px;
}

.msg{padding:11px 13px;border-radius:10px;background:#18181b;border-color:#3f3f46;color:#e4e4e7}
.msg.error{background:rgba(244,63,94,.08);border-color:rgba(244,63,94,.32);color:#fecdd3}
.msg.success{background:rgba(34,197,94,.08);border-color:rgba(34,197,94,.28);color:#bbf7d0}
.notice{background:#151518;border-color:#303037}

.search-box{background:#0f0f11;border-color:#303037;border-radius:10px}
.search-box:focus-within{border-color:#8b5cf6;box-shadow:0 0 0 3px rgba(139,92,246,.14)}
.shop-tools{background:rgba(17,17,19,.72)}

.table-wrap{border-color:#2c2c31;border-radius:12px}
.table{background:#101012}
.table th,.table td{border-bottom-color:#28282d;padding:11px 12px}
.table th{background:#161619;color:#a1a1aa;font-size:10px;letter-spacing:.08em}
.table tr:hover td{background:rgba(255,255,255,.018)}

.cart-row{background:#121214;border-color:#2d2d32;border-radius:11px}
hr{border-top-color:#2a2a2f}
.empty-state{background:rgba(17,17,19,.52);border-color:#3f3f46}

.login{max-width:440px;margin:70px auto;padding:24px}
.login::before{
  content:'Gift Card Store';
  display:inline-flex;
  margin-bottom:18px;
  padding:5px 9px;
  border:1px solid rgba(167,139,250,.35);
  border-radius:999px;
  background:rgba(139,92,246,.08);
  color:#ddd6fe;
  font-size:11px;
  font-weight:800;
  letter-spacing:.08em;
  text-transform:uppercase;
}
.footer{color:#71717a;padding:28px 18px}

.live-panel{
  background:linear-gradient(135deg,#151b2a,#111318);
  border-color:#34415a;
}
.live-count{font-size:40px}

.request-card{
  background:linear-gradient(180deg,rgba(22,18,35,.95),rgba(17,17,19,.95));
  border-color:rgba(139,92,246,.26);
}
.request-input{background:#0f0f11!important;border-color:#303037!important}

/* Live chat */
.chat-shell,.chat-inbox,.admin-chat-panel{
  border-color:#2c2c31!important;
  background:linear-gradient(180deg,#151519,#101012)!important;
  box-shadow:0 18px 48px rgba(0,0,0,.20);
}
.chat-head{background:rgba(17,17,19,.75);border-bottom-color:#2c2c31!important}
.chat-messages{background:radial-gradient(circle at 80% 0%,rgba(139,92,246,.08),transparent 34%),#0d0d0f!important}
.conversation-item:hover{background:#19191d!important;border-color:#35353c!important}
.conversation-item.selected{background:rgba(139,92,246,.10)!important;border-color:rgba(139,92,246,.46)!important;box-shadow:inset 3px 0 0 #8b5cf6}
.chat-bubble{background:#19191d!important;border-color:#36363d!important}
.chat-row.mine .chat-bubble{background:#6d45d7!important;border-color:#8866e3!important}
.chat-compose{background:rgba(17,17,19,.96)!important;border-top-color:#2c2c31!important}
.chat-compose textarea{background:#0d0d0f!important;border-color:#34343b!important}
.chat-empty{background:radial-gradient(circle at center,rgba(139,92,246,.06),transparent 45%)}

/* SMS / recharge */
.sms-balance,.sms-quote,.sms-meta>div,.sms-message{background:#151518;border-color:#2e2e34}
.sms-status{background:#1c1c20;border-color:#323238}
.sms-main-number{background:rgba(139,92,246,.08);border-color:rgba(139,92,246,.25)}
.sms-step-title>span{background:#8b5cf6}

/* Welcome modal */
.welcome-overlay{position:fixed;inset:0;z-index:80;display:none;place-items:center;padding:18px;background:rgba(0,0,0,.72);backdrop-filter:blur(8px)}
.welcome-overlay.is-open{display:grid}
.welcome-modal{width:min(680px,100%);max-height:min(86vh,760px);overflow:hidden;border:1px solid #35353b;border-radius:18px;background:#121214;box-shadow:0 28px 90px rgba(0,0,0,.46)}
.welcome-scroll{max-height:calc(min(86vh,760px) - 70px);overflow:auto;padding:22px}
.welcome-top{display:flex;gap:14px;align-items:center}
.welcome-icon{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;background:rgba(139,92,246,.12);border:1px solid rgba(139,92,246,.3);font-size:24px}
.welcome-sub{margin:5px 0 0;color:#a1a1aa}
.welcome-section{margin-top:18px;padding:16px;border:1px solid #2c2c31;border-radius:13px;background:#161619}
.welcome-section h3{margin:0 0 8px}
.welcome-warning{border-color:rgba(245,158,11,.25);background:rgba(245,158,11,.05)}
.welcome-example{margin-top:10px;padding:10px 12px;border-radius:10px;background:#101012;border:1px solid #29292e;color:#d4d4d8}
.welcome-footer{display:flex;justify-content:flex-end;padding:14px 18px;border-top:1px solid #2c2c31;background:#101012}

.mobile-menu-toggle{
  min-height:40px;
  padding:7px 12px;
  border:1px solid #38383f;
  border-radius:10px;
  background:#151518;
  color:#e4e4e7;
  box-shadow:none;
}
.mobile-menu-toggle:hover{border-color:#52525b;background:#1c1c20}

@media(max-width:980px){
  .wrap{width:min(100% - 24px,1220px)}
}
@media(max-width:720px){
  .wrap{width:calc(100% - 20px);margin-top:20px}
  h1{font-size:27px}
  .login{margin:35px auto;padding:20px}
  .nav-wallet{grid-column:1/-1}
}
@media(max-width:620px){
  .card{padding:15px}
  .top{padding:10px}
  .brand{font-size:16px}
  .product{min-height:260px}
}