/* public/assets/css/style.css */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --bg-1: #020815;
    --bg-2: #071829;
    --primary: #0066ff;
    --primary-light: #00aaff;
    --text: #eff7ff;
    --muted: #9ab7d6;
    --surface: rgba(255,255,255,0.05);
    --border: rgba(255,255,255,0.12);
    --green: #28a745;
    --red: #dc3545;
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background: linear-gradient(180deg, var(--bg-1) 0%, var(--bg-2) 100%);
    color: var(--text);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a { color: inherit; text-decoration: none; }

/* Navbar */
.navbar {
    background: rgba(2,8,21,0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    position: sticky; top: 0; z-index: 100;
}
.nav-container {
    max-width: 1200px; margin: 0 auto;
    padding: 16px 24px;
    display: flex; justify-content: space-between; align-items: center;
}
.logo { font-size: 1.5rem; font-weight: 800; color: var(--primary-light); }
.nav-menu { display: flex; align-items: center; gap: 18px; }
.nav-link { color: var(--muted); transition: color .2s; }
.nav-link:hover { color: var(--text); }
.balance {
    background: var(--primary-soft, rgba(0,102,255,0.16));
    color: var(--primary-light);
    padding: 6px 14px; border-radius: 20px; font-weight: 600;
}
.btn-login, .btn-register {
    padding: 8px 18px; border-radius: 20px; font-weight: 600;
}
.btn-login { color: var(--text); border: 1px solid var(--border); }
.btn-register { background: var(--primary); color: #fff; }

/* Main */
.main-content {
    flex: 1;
    max-width: 1200px; width: 100%;
    margin: 0 auto; padding: 32px 24px;
}

/* Alerts */
.alert {
    padding: 14px 18px; border-radius: 12px; margin-bottom: 20px;
    display: flex; align-items: center; gap: 10px; font-weight: 500;
}
.alert-success { background: rgba(40,167,69,0.15); color: #6ee7a0; }
.alert-error { background: rgba(220,53,69,0.15); color: #ff8a98; }

/* Page head */
.page-head {
    display: flex; justify-content: space-between; align-items: center;
    flex-wrap: wrap; gap: 16px; margin-bottom: 28px;
}
.page-head h1 { font-size: 1.8rem; }
.muted { color: var(--muted); }
.text-green { color: var(--green); font-weight: 600; }
.text-red { color: var(--red); font-weight: 600; }

.balance-box {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: 16px; padding: 14px 20px;
    display: flex; flex-direction: column; gap: 4px; align-items: flex-start;
}
.balance-box strong { font-size: 1.4rem; color: var(--primary-light); }

/* Buttons */
.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: #fff; border: none; border-radius: 12px;
    padding: 12px 22px; font-weight: 600; cursor: pointer;
    font-size: 1rem; transition: transform .15s, box-shadow .15s;
    display: inline-block; text-align: center;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(0,102,255,0.35); }
.btn-block { width: 100%; margin-top: 8px; }
.btn-sm-inline { padding: 6px 14px; font-size: .85rem; margin-top: 6px; }

/* Numbers grid */
.numbers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 20px;
}
.number-card {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: 18px; padding: 20px;
    display: flex; flex-direction: column; gap: 12px;
    transition: transform .15s, border-color .15s;
}
.number-card:hover { transform: translateY(-4px); border-color: var(--primary); }
.number-flag { font-size: 2.4rem; }
.number-info { display: flex; flex-direction: column; }
.number-info strong { font-size: 1.1rem; }
.number-price { color: var(--primary-light); font-weight: 700; font-size: 1.2rem; }

/* Auth */
.auth-container {
    display: flex; justify-content: center; align-items: center;
    min-height: 60vh;
}
.auth-card {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: 24px; padding: 40px; width: 100%; max-width: 440px;
    box-shadow: 0 30px 80px rgba(0,0,0,0.35);
}
.auth-title { font-size: 1.8rem; margin-bottom: 6px; text-align: center; }
.auth-subtitle { color: var(--muted); text-align: center; margin-bottom: 28px; }
.auth-form { display: flex; flex-direction: column; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group label { font-size: .9rem; color: var(--muted); }
.form-group input, .form-group select {
    padding: 12px 16px; border-radius: 12px;
    border: 1px solid var(--border); background: rgba(0,0,0,0.2);
    color: var(--text); font-size: 1rem;
}
.form-group input:focus, .form-group select:focus { outline: none; border-color: var(--primary); }
.auth-switch { text-align: center; margin-top: 20px; color: var(--muted); }
.auth-switch a { color: var(--primary-light); font-weight: 600; }

/* OTP result */
.otp-result { display: flex; justify-content: center; }
.otp-card {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: 24px; padding: 48px; text-align: center; max-width: 480px;
}
.otp-success-icon { font-size: 3.5rem; color: var(--green); margin-bottom: 16px; }
.otp-code {
    font-size: 3rem; font-weight: 800; letter-spacing: 8px;
    color: var(--primary-light); margin: 24px 0; font-family: monospace;
}
.otp-timer { color: var(--muted); margin: 20px 0; }
.otp-pill {
    background: rgba(0,102,255,0.2); color: var(--primary-light);
    padding: 4px 12px; border-radius: 12px; font-family: monospace; font-weight: 600;
}

/* Profile */
.profile-grid {
    display: grid; grid-template-columns: 320px 1fr; gap: 24px;
}
.profile-card {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: 20px; padding: 28px; text-align: center; height: fit-content;
}
.profile-avatar { font-size: 4rem; color: var(--primary-light); }
.profile-balance { margin: 20px 0; display: flex; flex-direction: column; gap: 4px; }
.profile-balance strong { font-size: 1.6rem; color: var(--primary-light); }
.profile-history {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: 20px; padding: 28px;
}
.data-list { display: flex; flex-direction: column; gap: 10px; margin-top: 12px; }
.data-row {
    display: flex; justify-content: space-between; align-items: center;
    padding: 12px 16px; background: rgba(0,0,0,0.2); border-radius: 12px;
}
.data-row .muted { display: block; font-size: .8rem; }

/* Deposit chips */
.quick-amounts { display: flex; gap: 10px; flex-wrap: wrap; }
.chip {
    background: rgba(0,0,0,0.25); border: 1px solid var(--border);
    color: var(--text); padding: 8px 16px; border-radius: 20px; cursor: pointer;
}
.chip:hover { border-color: var(--primary); }

/* Footer */
.site-footer {
    border-top: 1px solid var(--border); margin-top: auto;
    padding: 24px; color: var(--muted);
}
.footer-inner {
    max-width: 1200px; margin: 0 auto;
    display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px;
    font-size: .9rem;
}

/* 404 */
.error-page {
    min-height: 100vh; display: flex; flex-direction: column;
    justify-content: center; align-items: center; gap: 16px; text-align: center;
}
.error-page h1 { font-size: 6rem; color: var(--primary-light); }

/* Admin form helpers */
.admin-form { display: flex; flex-direction: column; gap: 16px; max-width: 520px; }
.form-row { display: flex; flex-direction: column; gap: 6px; }
.form-row label { font-weight: 600; font-size: .9rem; }
.form-row input, .form-row select {
    padding: 10px 14px; border: 1px solid #e4e9f0; border-radius: 10px; font-size: 1rem;
}

@media (max-width: 768px) {
    .profile-grid { grid-template-columns: 1fr; }
    .nav-menu { gap: 10px; }
}