:root{
  --primary:#6c63ff; --primary-dark:#5b54e6; --primary-soft:#eef0ff;
  --bg:#f3f4f8; --card:#fff;
  --text:#0f172a; --muted:#64748b; --border:#eceef3;
  --green:#22c55e; --red:#ef4444; --orange:#f59e0b; --pink:#ff5a6e;
  --radius:18px; --shadow:0 4px 18px rgba(15,23,42,.05);
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{font-family:'Inter',system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased}
a{color:var(--primary);text-decoration:none}
img{max-width:100%;display:block}
button{font-family:inherit}

/* Topbar */
.topbar{background:var(--primary);color:#fff;padding:14px 16px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:50;box-shadow:0 4px 16px rgba(108,99,255,.25)}
.menu-btn,.bell{background:rgba(255,255,255,.18);border:0;color:#fff;width:42px;height:42px;border-radius:12px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:.15s}
.menu-btn:hover,.bell:hover{background:rgba(255,255,255,.28)}
.menu-btn svg,.bell svg{width:20px;height:20px;stroke:#fff;fill:none;stroke-width:2.2}
.brand{font-weight:700;font-size:18px;letter-spacing:.3px;position:absolute;left:50%;transform:translateX(-50%)}
.topbar{position:sticky}
.topbar-right{display:flex;align-items:center;gap:10px}
.avatar{width:40px;height:40px;border-radius:50%;border:2px solid #fff;object-fit:cover}
.avatar-fallback{background:#fff;color:var(--primary);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px}

/* Side menu */
.side-menu{position:fixed;top:0;left:-280px;width:270px;height:100vh;background:#fff;z-index:100;transition:.3s;padding:20px;box-shadow:2px 0 30px rgba(0,0,0,.12);overflow-y:auto}
.side-menu .sm-brand{font-weight:800;font-size:20px;color:var(--primary);margin-bottom:18px;padding:6px 14px}
.side-menu a{display:flex;align-items:center;gap:10px;padding:12px 14px;color:var(--text);border-radius:10px;margin-bottom:4px;font-weight:500;font-size:14px}
.side-menu a:hover{background:var(--primary-soft);color:var(--primary)}
.menu-overlay{display:none;position:fixed;inset:0;background:rgba(15,23,42,.5);z-index:99;backdrop-filter:blur(2px)}
.menu-open .side-menu{left:0}.menu-open .menu-overlay{display:block}

/* Container */
.container{max-width:520px;margin:0 auto;padding:14px;padding-bottom:100px}
@media(min-width:768px){.container{max-width:560px}}

/* Balance card */
.balance-card{background:#fff;border-radius:20px;padding:22px;box-shadow:var(--shadow);margin-bottom:14px}
.balance-label{color:var(--muted);font-size:14px;font-weight:600}
.balance-amount{font-size:38px;font-weight:800;margin:8px 0 0;letter-spacing:-1px;display:flex;align-items:baseline;gap:6px}
.balance-amount .cur{color:#0f172a;font-weight:800}
.add-btn{width:48px;height:48px;border-radius:14px;background:var(--primary-soft);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:28px;font-weight:300;line-height:1;flex-shrink:0;transition:.15s}
.add-btn:hover{background:var(--primary);color:#fff}
.divider{height:1px;background:var(--border);margin:18px 0 16px}
.actions{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.action{display:flex;flex-direction:column;align-items:center;gap:8px;text-align:center}
.action-icon{width:58px;height:58px;border-radius:18px;display:flex;align-items:center;justify-content:center;color:#fff;box-shadow:0 6px 14px rgba(0,0,0,.08);transition:.15s}
.action:hover .action-icon{transform:translateY(-2px)}
.action-icon svg{width:26px;height:26px;stroke:#fff;fill:none;stroke-width:2.2}
.bg-pink{background:var(--pink)} .bg-purple{background:var(--primary)} .bg-green{background:var(--green)} .bg-orange{background:var(--orange)}
.action-label{font-size:12.5px;color:var(--text);font-weight:600}

/* Stats */
.stats{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:14px}
.stat{background:#fff;border-radius:16px;padding:18px;box-shadow:var(--shadow)}
.stat-label{color:var(--muted);font-size:13px;font-weight:600;margin-bottom:8px}
.stat-value{font-size:24px;font-weight:800;letter-spacing:-.3px}
.text-green{color:var(--green)} .text-red{color:var(--red)} .text-primary{color:var(--primary)}

/* Section */
.section-head{display:flex;justify-content:space-between;align-items:center;margin:20px 0 12px;padding:0 4px}
.section-head h2{font-size:20px;font-weight:800;letter-spacing:-.3px}
.view-all{color:var(--primary);font-weight:700;font-size:14px}

/* Transaction list */
.txn{background:#fff;border-radius:16px;padding:14px;display:flex;align-items:center;gap:12px;margin-bottom:10px;box-shadow:var(--shadow);cursor:pointer;transition:.15s}
.txn:hover{transform:translateY(-1px);box-shadow:0 8px 22px rgba(15,23,42,.08)}
.txn-avatar{width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,#fde68a,#fbbf24);display:flex;align-items:center;justify-content:center;flex-shrink:0;overflow:hidden}
.txn-avatar svg{width:30px;height:30px}
.txn-info{flex:1;min-width:0}
.txn-title{font-weight:700;font-size:14px;color:var(--text)}
.txn-sub{font-size:12px;color:var(--muted);margin-top:3px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.txn-amt{font-weight:800;padding:7px 12px;border-radius:10px;font-size:13px;white-space:nowrap}
.amt-in{background:#dcfce7;color:#15803d}
.amt-out{background:#fee2e2;color:#b91c1c}
.amt-pending{background:#fef3c7;color:#92400e}

/* Bottom nav */
.bottom-nav{position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--border);display:flex;justify-content:space-around;padding:10px 0 12px;z-index:50;max-width:520px;margin:0 auto;box-shadow:0 -4px 20px rgba(15,23,42,.05)}
@media(min-width:768px){.bottom-nav{left:50%;transform:translateX(-50%);border-radius:20px 20px 0 0}}
.bottom-nav a{display:flex;flex-direction:column;align-items:center;gap:3px;color:#94a3b8;font-size:11px;padding:4px 16px;font-weight:700}
.bottom-nav a svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:2}
.bottom-nav a.active{color:var(--primary)}
.bottom-nav a.active svg{stroke:var(--primary)}

/* Floating support */
.support-fab{position:fixed;bottom:88px;right:18px;width:54px;height:54px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px rgba(108,99,255,.45);z-index:60;transition:.15s}
.support-fab:hover{transform:scale(1.06)}
.support-fab svg{width:26px;height:26px;stroke:#fff;fill:none;stroke-width:2}

/* Forms */
.form-card{background:#fff;border-radius:18px;padding:24px;box-shadow:var(--shadow);margin-bottom:14px}
.form-card h1{font-size:22px;font-weight:800;margin-bottom:18px;letter-spacing:-.3px}
.form-group{margin-bottom:14px}
.form-group label{display:block;font-size:13px;font-weight:600;color:var(--muted);margin-bottom:6px}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:13px 14px;border:1.5px solid var(--border);border-radius:12px;font-size:15px;font-family:inherit;background:#fff;color:var(--text);transition:.15s}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:0;border-color:var(--primary);box-shadow:0 0 0 4px rgba(108,99,255,.12)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 22px;border:0;border-radius:12px;background:var(--primary);color:#fff;font-weight:700;font-size:15px;cursor:pointer;text-align:center;width:100%;transition:.15s}
.btn:hover{background:var(--primary-dark)}
.btn-green{background:var(--green)} .btn-red{background:var(--red)} .btn-outline{background:#fff;color:var(--primary);border:1.5px solid var(--primary)}
.btn-sm{padding:8px 14px;font-size:13px;width:auto;border-radius:9px}

/* Auth */
.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#6c63ff,#8b5cf6);padding:20px}
.auth-card{background:#fff;border-radius:22px;padding:32px;width:100%;max-width:420px;box-shadow:0 20px 60px rgba(0,0,0,.25)}
.auth-card h1{text-align:center;color:var(--primary);font-size:28px;margin-bottom:6px;font-weight:800}
.auth-card p.sub{text-align:center;color:var(--muted);margin-bottom:22px;font-size:14px}
.google-btn{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;padding:12px;border:1.5px solid var(--border);border-radius:12px;background:#fff;font-weight:600;color:var(--text);cursor:pointer;margin-bottom:14px;transition:.15s}
.google-btn:hover{background:var(--bg)}
.divider-or{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:12px;margin:14px 0}
.divider-or::before,.divider-or::after{content:'';flex:1;height:1px;background:var(--border)}
.auth-link{text-align:center;margin-top:14px;font-size:14px;color:var(--muted)}

/* Flash */
.flash{padding:12px 16px;margin:10px auto;max-width:520px;border-radius:12px;font-weight:600;font-size:14px}
.flash-success{background:#dcfce7;color:#166534}
.flash-error{background:#fee2e2;color:#991b1b}
.flash-info{background:#dbeafe;color:#1e40af}

/* Modal */
.modal-overlay{position:fixed;inset:0;background:rgba(15,23,42,.55);backdrop-filter:blur(4px);display:none;align-items:center;justify-content:center;z-index:200;padding:20px}
.modal-overlay.show{display:flex}
.modal{background:#fff;border-radius:20px;padding:28px;max-width:440px;width:100%;position:relative;animation:pop .25s;max-height:90vh;overflow-y:auto}
@keyframes pop{from{transform:scale(.92);opacity:0}to{transform:scale(1);opacity:1}}
.modal h2{font-size:22px;margin-bottom:16px;font-weight:800}
.modal-close{position:absolute;top:14px;right:16px;background:0;border:0;font-size:26px;cursor:pointer;color:var(--muted);width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center}
.modal-close:hover{background:var(--bg)}
.detail-row{padding:10px 0;border-bottom:1px dashed var(--border);display:flex;flex-wrap:wrap;gap:8px;font-size:14px}
.detail-row:last-child{border:0}
.detail-row b{min-width:130px;color:var(--text);font-weight:700}
.detail-row span{color:var(--muted);word-break:break-word}

/* Badges */
.badge{display:inline-block;padding:3px 10px;border-radius:99px;font-size:11px;font-weight:700;text-transform:uppercase}
.b-pending{background:#fef3c7;color:#92400e}
.b-approved{background:#dcfce7;color:#166534}
.b-rejected{background:#fee2e2;color:#991b1b}
.b-active{background:#dcfce7;color:#166534}
.b-blocked{background:#fee2e2;color:#991b1b}
.b-silver{background:#e5e7eb;color:#374151}
.b-gold{background:#fef3c7;color:#92400e}
.b-diamond{background:#ddd6fe;color:#5b21b6}

/* Tier card */
.tier-card{background:linear-gradient(135deg,var(--primary),#8b5cf6);color:#fff;border-radius:20px;padding:26px;margin-bottom:14px;text-align:center;box-shadow:0 12px 30px rgba(108,99,255,.3)}
.tier-card h2{font-size:30px;font-weight:800;margin:8px 0;text-transform:uppercase;letter-spacing:1.5px}
.tier-card .rate{font-size:42px;font-weight:800;margin:8px 0}
.tier-progress{background:rgba(255,255,255,.25);height:8px;border-radius:99px;margin-top:14px;overflow:hidden}
.tier-progress div{background:#fff;height:100%}

/* Empty */
.empty{text-align:center;padding:30px 20px;color:var(--muted);background:#fff;border-radius:14px;font-size:14px}

/* Admin */
.admin-body{background:#f4f5f9}
.admin-layout{display:flex;min-height:100vh}
.admin-sidebar{width:240px;background:#1e293b;color:#fff;padding:20px;position:fixed;top:0;left:0;bottom:0;overflow-y:auto}
.admin-sidebar h2{font-size:18px;margin-bottom:20px;color:#fff}
.admin-sidebar a{display:block;padding:11px 14px;color:#cbd5e1;border-radius:8px;margin-bottom:3px;font-size:14px;font-weight:500}
.admin-sidebar a:hover,.admin-sidebar a.active{background:var(--primary);color:#fff}
.admin-main{flex:1;margin-left:240px;padding:24px}
@media(max-width:768px){.admin-sidebar{width:100%;position:static;height:auto}.admin-main{margin-left:0;padding:14px}}
.admin-main h1{font-size:24px;margin-bottom:18px}
.admin-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;margin-bottom:24px}
.table-wrap{background:#fff;border-radius:14px;box-shadow:var(--shadow);overflow:hidden;overflow-x:auto}
.table-wrap table{width:100%;border-collapse:collapse;min-width:600px}
.table-wrap th,.table-wrap td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--border);font-size:14px}
.table-wrap th{background:#f8fafc;font-weight:700;color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.5px}
.kyc-docs{display:flex;gap:6px;flex-wrap:wrap}
.kyc-img{width:56px;height:56px;object-fit:cover;border-radius:8px;border:1px solid var(--border)}
.kyc-review-form{display:flex;flex-wrap:wrap;gap:6px;align-items:center;max-width:280px}
.kyc-reject-note{flex:1;min-width:140px;padding:6px 10px;border:1px solid var(--border);border-radius:8px;font-size:13px}

/* Safety: cap any unsized SVG/img to prevent giant black blobs */
svg{max-width:100%;height:auto;vertical-align:middle}
.side-menu .mi{display:inline-block;width:22px;text-align:center;margin-right:6px;font-size:16px}