:root {
    --bg: #0a0a0f;
    --bg-card: #12121a;
    --bg-input: #1a1a25;
    --border: #1e1e2e;
    --accent: #6c5ce7;
    --accent-glow: rgba(108, 92, 231, 0.3);
    --text: #e0e0e0;
    --text-muted: #6b6b80;
    --danger: #e74c3c;
    --success: #2ecc71;
    --radius: 12px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    line-height: 1.5;
}

.container {
    max-width: 420px;
    margin: 0 auto;
    padding: 24px 20px;
}

.logo {
    text-align: center;
    margin-bottom: 32px;
    margin-top: 60px;
}

.logo-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--accent), #a855f7);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 12px;
    font-size: 28px;
}

.logo h1 {
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.logo p {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 4px;
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
}

.form-group { margin-bottom: 16px; }

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-muted);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-input {
    width: 100%;
    padding: 12px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 10px;
    color: var(--text);
    font-size: 15px;
    transition: all 0.2s;
    outline: none;
}

.form-input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-input::placeholder { color: #3a3a50; }

.btn {
    width: 100%;
    padding: 13px;
    border: none;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent), #a855f7);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 20px var(--accent-glow);
}

.btn-secondary {
    background: var(--bg-input);
    color: var(--text);
    border: 1px solid var(--border);
}

.btn-secondary:hover { border-color: var(--accent); }

.link {
    color: var(--accent);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
}

.link:hover { text-decoration: underline; }

.text-center { text-align: center; }
.text-muted { color: var(--text-muted); font-size: 13px; }

.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mb-16 { margin-bottom: 16px; }

.alert {
    padding: 12px 14px;
    border-radius: 10px;
    font-size: 14px;
    margin-bottom: 16px;
}

.alert-error {
    background: rgba(231, 76, 60, 0.12);
    border: 1px solid rgba(231, 76, 60, 0.3);
    color: var(--danger);
}

.alert-success {
    background: rgba(46, 204, 113, 0.12);
    border: 1px solid rgba(46, 204, 113, 0.3);
    color: var(--success);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 20px;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar-brand {
    font-weight: 700;
    font-size: 16px;
    color: var(--text);
}

.navbar-link {
    color: var(--text-muted);
    font-size: 14px;
    padding: 6px 12px;
    border-radius: 8px;
    transition: all 0.2s;
}

.navbar-link:hover { color: var(--text); background: var(--bg-input); }

.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px;
}

.stat-card .stat-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--accent);
}

.stat-card .stat-label {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 4px;
}

.section-title {
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    margin-bottom: 12px;
    font-weight: 600;
}

.task-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 8px;
}

.task-item .task-icon {
    width: 40px;
    height: 40px;
    background: var(--bg-input);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.task-item .task-info { flex: 1; }

.task-item .task-title {
    font-size: 14px;
    font-weight: 600;
}

.task-item .task-reward {
    font-size: 12px;
    color: var(--accent);
    font-weight: 600;
}

.coming-soon {
    opacity: 0.4;
    pointer-events: none;
}

.content { padding: 20px; }

.bonus-balance {
    background: linear-gradient(135deg, rgba(108, 92, 231, 0.15), rgba(168, 85, 247, 0.1));
    border: 1px solid rgba(108, 92, 231, 0.3);
    border-radius: var(--radius);
    padding: 20px;
    text-align: center;
    margin-bottom: 24px;
}

.bonus-balance .balance-value {
    font-size: 42px;
    font-weight: 800;
    color: var(--accent);
}

.bonus-balance .balance-label {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 4px;
}

.page-container { max-width: 480px; margin: 0 auto; padding: 20px; }