/**
 * MuMu Camera Web Client - Styles
 */

:root {
    --primary-color: #2563eb;
    --secondary-color: #64748b;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --bg-color: #f8fafc;
    --card-bg: #ffffff;
    --border-color: #e2e8f0;
    --text-color: #1e293b;
    --text-muted: #64748b;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
}

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

.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

/* Header */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    border-bottom: 2px solid var(--border-color);
    margin-bottom: 30px;
}

header h1 {
    color: var(--primary-color);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

/* Buttons */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover:not(:disabled) {
    background-color: #1d4ed8;
}

.btn-secondary {
    background-color: var(--secondary-color);
    color: white;
}

.btn-secondary:hover {
    background-color: #475569;
}

.btn-danger {
    background-color: var(--danger-color);
    color: white;
}

.btn-danger:hover {
    background-color: #dc2626;
}

.btn-block {
    width: 100%;
}

/* Login Box */
.login-box {
    background: var(--card-bg);
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 400px;
}

.login-box h1 {
    text-align: center;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.subtitle {
    text-align: center;
    color: var(--text-muted);
    margin-bottom: 30px;
}

/* Tabs */
.tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.tab-btn {
    flex: 1;
    padding: 10px;
    background: transparent;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.2s;
}

.tab-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* Forms */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 14px;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* Devices Section */
.devices-section {
    margin-bottom: 30px;
}

.devices-section h2 {
    margin-bottom: 20px;
}

.devices-section button {
    margin-right: 10px;
    margin-bottom: 20px;
}

.devices-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.device-card {
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
    transition: all 0.2s;
}

.device-card:hover {
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.device-card.online {
    border-color: var(--success-color);
}

.device-card.offline {
    border-color: var(--border-color);
    opacity: 0.7;
}

.device-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.device-header h3 {
    margin: 0;
    font-size: 18px;
}

.status-badge {
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.device-card.online .status-badge {
    background-color: var(--success-color);
    color: white;
}

.device-card.offline .status-badge {
    background-color: var(--secondary-color);
    color: white;
}

.device-info p {
    margin: 5px 0;
    font-size: 14px;
    color: var(--text-muted);
}

.device-actions {
    margin-top: 15px;
}

/* Watch Section */
.watch-section {
    background: var(--card-bg);
    padding: 20px;
    border-radius: 12px;
    border: 2px solid var(--border-color);
}

.watch-section h2 {
    margin-bottom: 20px;
}

.video-container {
    position: relative;
    background: #000;
    border-radius: 8px;
    overflow: hidden;
    margin: 20px 0;
}

#remoteVideo {
    width: 100%;
    height: auto;
    min-height: 400px;
    display: block;
}

.video-overlay {
    position: absolute;
    top: 10px;
    left: 10px;
    right: 10px;
}

.connection-status {
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 8px 16px;
    border-radius: 6px;
    display: inline-block;
    font-size: 14px;
    font-weight: 500;
}

.connection-status.connected {
    background: rgba(16, 185, 129, 0.9);
}

.connection-status.error {
    background: rgba(239, 68, 68, 0.9);
}

.session-info {
    background: var(--bg-color);
    padding: 15px;
    border-radius: 8px;
    margin-top: 15px;
}

.session-info p {
    margin: 5px 0;
    font-size: 14px;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
}

.modal-content {
    background-color: var(--card-bg);
    margin: 10% auto;
    padding: 30px;
    border-radius: 12px;
    width: 90%;
    max-width: 400px;
    position: relative;
}

.close {
    position: absolute;
    right: 20px;
    top: 20px;
    font-size: 28px;
    font-weight: bold;
    color: var(--text-muted);
    cursor: pointer;
}

.close:hover {
    color: var(--text-color);
}

#pairingCodeInput {
    width: 100%;
    padding: 15px;
    font-size: 24px;
    text-align: center;
    letter-spacing: 10px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    margin: 20px 0;
}

/* Utility Classes */
.error {
    color: var(--danger-color);
    font-size: 14px;
    margin-top: 10px;
}

.loading {
    text-align: center;
    color: var(--text-muted);
    padding: 40px;
}

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}

.empty-state p {
    margin: 10px 0;
}

/* Responsive */
@media (max-width: 768px) {
    .devices-list {
        grid-template-columns: 1fr;
    }

    header {
        flex-direction: column;
        gap: 15px;
    }

    .login-box {
        padding: 30px 20px;
    }
}