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

body {
    font-family: system-ui, -apple-system, sans-serif;
    background: #0b0b1a;
    color: #fff;
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* HEADER */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
    background: rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    margin-bottom: 24px;
}

.logo {
    font-size: 24px;
    font-weight: 800;
    background: linear-gradient(90deg, #ff6b6b, #4ecdc4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #4ecdc4;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 16px;
    color: #0b0b1a;
}

/* BUTTONS */
.btn {
    padding: 8px 16px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: 0.2s;
}

.btn-primary {
    background: #4ecdc4;
    color: #0b0b1a;
}

.btn-primary:hover {
    background: #45b8b0;
}

.btn-outline {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #fff;
}

.btn-outline:hover {
    border-color: #4ecdc4;
    color: #4ecdc4;
}

/* AUTH */
.auth-container {
    max-width: 400px;
    margin: 60px auto;
    background: rgba(255, 255, 255, 0.05);
    padding: 40px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.auth-container h2 {
    text-align: center;
    margin-bottom: 8px;
}

.auth-container p {
    text-align: center;
    color: #94a3b8;
    margin-bottom: 24px;
    font-size: 14px;
}

.auth-container input,
.auth-container select {
    width: 100%;
    padding: 12px 16px;
    margin-bottom: 12px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: #fff;
    font-size: 14px;
}

.auth-container input:focus,
.auth-container select:focus {
    outline: none;
    border-color: #4ecdc4;
}

.auth-container .btn {
    width: 100%;
    padding: 12px;
    font-size: 16px;
}

.auth-toggle {
    text-align: center;
    margin-top: 16px;
    color: #94a3b8;
    font-size: 14px;
}

.auth-toggle a {
    color: #4ecdc4;
    cursor: pointer;
    text-decoration: underline;
}

.error-msg {
    color: #ef4444;
    font-size: 13px;
    text-align: center;
    margin-top: 8px;
}

.success-msg {
    color: #4ecdc4;
    font-size: 13px;
    text-align: center;
    margin-top: 8px;
}

/* DASHBOARD */
.dashboard {
    display: none;
}

.dashboard.active {
    display: block;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.dash-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 16px;
    margin: 20px 0;
}
.dash-card {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 12px;
    padding: 24px;
    text-align: center;
    cursor: pointer;
    transition: 0.2s;
    font-weight: 600;
}
.dash-card:hover {
    background: rgba(78,205,196,0.1);
    border-color: #4ecdc4;
}

.stat-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    padding: 16px;
    text-align: center;
}

.stat-card .number {
    font-size: 28px;
    font-weight: 800;
    color: #4ecdc4;
}

.stat-card .label {
    font-size: 12px;
    color: #94a3b8;
    margin-top: 4px;
}

/* CARDS */
.card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 12px;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.card-title {
    font-weight: 600;
    font-size: 16px;
}

.card-subtitle {
    color: #94a3b8;
    font-size: 13px;
}

.card-badge {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.badge-pending {
    background: rgba(245, 158, 11, 0.2);
    color: #f59e0b;
}

.badge-confirmed {
    background: rgba(16, 185, 129, 0.2);
    color: #10b981;
}

.badge-active {
    background: rgba(59, 130, 246, 0.2);
    color: #3b82f6;
}

.badge-completed {
    background: rgba(139, 92, 246, 0.2);
    color: #8b5cf6;
}

.badge-cancelled {
    background: rgba(239, 68, 68, 0.2);
    color: #ef4444;
}

.empty-state {
    text-align: center;
    padding: 40px;
    color: #94a3b8;
}

.empty-state .icon {
    font-size: 40px;
    margin-bottom: 12px;
}

/* TABS */
.tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.tab {
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 8px;
    cursor: pointer;
    color: #94a3b8;
    transition: 0.2s;
}

.tab:hover {
    border-color: #4ecdc4;
    color: #fff;
}

.tab.active {
    background: rgba(78, 205, 196, 0.15);
    border-color: #4ecdc4;
    color: #4ecdc4;
}

.loading {
    text-align: center;
    padding: 40px;
    color: #94a3b8;
}

.hidden {
    display: none !important;
}

/* RESPONSIVE */
@media (max-width: 640px) {
    .header {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }

    .auth-container {
        padding: 24px;
        margin: 20px;
    }
}