/**
 * CSS do Painel Administrativo - Rádio Web
 * Design Moderno e Profissional
 */

/* =============================================
   VARIÁVEIS CSS
   ============================================= */
:root {
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --accent-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --dark-gradient: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --accent-color: #f5576c;
    --accent-hover: #e03050;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --text-primary: #1a1a2e;
    --text-secondary: #64748b;
    --text-light: #ffffff;
    --text-dark: #1a1a2e;
    --text-gray: #666666;
    --bg-light: #f5f7fa;
    --bg-white: #ffffff;
    --bg-dark: #1a1a2e;
    --border-color: #e0e0e0;
    --shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --radius: 12px;
    --radius-lg: 20px;
    --font-primary: 'Poppins', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --sidebar-width: 280px;
}

/* =============================================
   RESET E BASE
   ============================================= */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-dark);
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

img {
    max-width: 100%;
    height: auto;
}

ul {
    list-style: none;
}

/* =============================================
   LAYOUT PRINCIPAL
   ============================================= */
.admin-layout {
    display: flex;
    min-height: 100vh;
}

/* =============================================
   SIDEBAR
   ============================================= */
.sidebar {
    width: 280px;
    background: var(--dark-gradient);
    color: var(--text-light);
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    overflow-y: auto;
    z-index: 1000;
    transition: var(--transition);
    box-shadow: var(--shadow-xl);
}

.sidebar-header {
    padding: 30px 25px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.2);
}

.sidebar-logo {
    font-size: 26px;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 8px;
}

.sidebar-logo i {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 30px;
}

.sidebar-header small {
    color: rgba(255, 255, 255, 0.5);
    font-size: 12px;
    font-weight: 500;
}

.sidebar-user {
    padding: 25px;
    display: flex;
    align-items: center;
    gap: 15px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.05);
}

.sidebar-user-avatar {
    width: 55px;
    height: 55px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    font-weight: bold;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.sidebar-user-info h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 5px;
}

.sidebar-user-info p {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.6);
    font-weight: 500;
}

.sidebar-nav {
    padding: 20px 0;
}

.sidebar-nav-item {
    margin-bottom: 8px;
}

.sidebar-nav-link {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 14px 25px;
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
    border-left: 4px solid transparent;
    font-weight: 500;
    font-size: 14px;
}

.sidebar-nav-link:hover,
.sidebar-nav-link.active {
    background: rgba(102, 126, 234, 0.2);
    color: var(--text-light);
    border-left-color: #667eea;
}

.sidebar-nav-link i {
    width: 22px;
    text-align: center;
    font-size: 16px;
}

.sidebar-nav-link.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--primary-color);
}

.sidebar-nav-link i {
    width: 20px;
    text-align: center;
    font-size: 16px;
}

.sidebar-close-btn {
    display: none;
    background: none;
    border: none;
    color: rgba(255,255,255,0.6);
    font-size: 18px;
    cursor: pointer;
    padding: 5px;
    transition: var(--transition);
}

.sidebar-close-btn:hover {
    color: white;
}

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.sidebar-nav-dropdown {
    margin-left: 52px;
    display: none;
    border-left: 2px solid rgba(102, 126, 234, 0.3);
    padding-left: 8px;
    margin-top: 2px;
    margin-bottom: 4px;
}

.sidebar-nav-dropdown.show {
    display: block;
}

.sidebar-nav-dropdown a {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 15px;
    color: rgba(255, 255, 255, 0.6);
    font-size: 13px;
    border-radius: 6px;
    transition: var(--transition);
}

.sidebar-nav-dropdown a:hover,
.sidebar-nav-dropdown a.active {
    color: var(--text-light);
    background: rgba(255,255,255,0.08);
    padding-left: 20px;
}

.sidebar-nav-dropdown a i {
    width: 16px;
    font-size: 13px;
    opacity: 0.8;
}

.nav-arrow {
    margin-left: auto !important;
    width: auto !important;
    font-size: 12px !important;
    transition: var(--transition);
}

.sidebar-nav-toggle.open .nav-arrow {
    transform: rotate(180deg);
}

.sidebar-nav-divider {
    height: 1px;
    background: rgba(255,255,255,0.1);
    margin: 10px 20px;
}

.logout-link {
    color: rgba(239, 68, 68, 0.8) !important;
}

.logout-link:hover {
    background: rgba(239, 68, 68, 0.15) !important;
    color: #ef4444 !important;
    border-left-color: #ef4444 !important;
}

.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 999;
    backdrop-filter: blur(2px);
}

/* =============================================
   CONTEÚDO PRINCIPAL
   ============================================= */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    display: flex;
    flex-direction: column;
}

/* =============================================
   HEADER
   ============================================= */
.header {
    background: var(--bg-white);
    padding: 20px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 25px;
}

.menu-toggle {
    background: var(--bg-light);
    border: none;
    color: var(--text-dark);
    font-size: 22px;
    cursor: pointer;
    transition: var(--transition);
    width: 45px;
    height: 45px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
}

.menu-toggle:hover {
    background: var(--primary-gradient);
    color: var(--text-light);
    transform: scale(1.05);
}

.header-title {
    font-size: 26px;
    font-weight: 700;
    color: var(--text-dark);
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.header-actions {
    display: flex;
    gap: 12px;
}

.header-action-btn {
    width: 45px;
    height: 45px;
    background: var(--bg-light);
    border: none;
    border-radius: var(--radius);
    color: var(--text-dark);
    font-size: 18px;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.header-action-btn:hover {
    background: var(--primary-gradient);
    color: var(--text-light);
    transform: translateY(-3px);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.header-action-btn .badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background: var(--accent-color);
    color: var(--text-light);
    font-size: 11px;
    padding: 3px 8px;
    border-radius: 12px;
    font-weight: 700;
    box-shadow: 0 2px 8px rgba(245, 87, 108, 0.4);
}

.header-user {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    position: relative;
    padding: 8px 15px;
    border-radius: var(--radius);
    transition: var(--transition);
}

.header-user:hover {
    background: var(--bg-light);
}

.header-user-avatar {
    width: 45px;
    height: 45px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    font-weight: bold;
    font-size: 18px;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.header-user-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--bg-white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-xl);
    padding: 12px 0;
    min-width: 220px;
    display: none;
    z-index: 1000;
    margin-top: 10px;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.header-user:hover .header-user-dropdown {
    display: block;
}

.header-user-dropdown a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    color: var(--text-dark);
    transition: var(--transition);
    font-weight: 500;
}

.header-user-dropdown a:hover {
    background: var(--bg-light);
    color: var(--primary-color);
}

/* =============================================
   CONTEÚDO DA PÁGINA
   ============================================= */
.page-content {
    padding: 30px;
    flex: 1;
}

/* =============================================
   CARDS DO DASHBOARD
   ============================================= */
.dashboard-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-bottom: 35px;
}

.dashboard-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 30px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 20px;
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.dashboard-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.dashboard-card-icon {
    width: 70px;
    height: 70px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--text-light);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.dashboard-card-icon.blue {
    background: linear-gradient(135deg, #667eea, #764ba2);
}

.dashboard-card-icon.green {
    background: linear-gradient(135deg, #11998e, #38ef7d);
}

.dashboard-card-icon.orange {
    background: linear-gradient(135deg, #f093fb, #f5576c);
}

.dashboard-card-icon.purple {
    background: linear-gradient(135deg, #a8edea, #fed6e3);
}

.dashboard-card-icon.cyan {
    background: linear-gradient(135deg, #4facfe, #00f2fe);
}

.dashboard-card-icon.pink {
    background: linear-gradient(135deg, #fa709a, #fee140);
}

.dashboard-card-icon.red {
    background: linear-gradient(135deg, #ff6b6b, #ee5a24);
}

.dashboard-card-icon.gray {
    background: linear-gradient(135deg, #636e72, #b2bec3);
}

.dashboard-card-info h3 {
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 5px;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.dashboard-card-info p {
    font-size: 14px;
    color: var(--text-gray);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* =============================================
   SEÇÕES DO DASHBOARD
   ============================================= */
.dashboard-sections {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 20px;
}

.dashboard-section {
    background: var(--bg-white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.dashboard-section-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.dashboard-section-header h3 {
    font-size: 16px;
    font-weight: 600;
}

.dashboard-section-body {
    padding: 20px;
}

/* =============================================
   TABELAS
   ============================================= */
.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.table th {
    background: var(--bg-light);
    font-weight: 600;
    font-size: 13px;
    color: var(--text-secondary);
    text-transform: uppercase;
}

.table tr:hover {
    background: var(--bg-light);
}

.table tbody tr:last-child td {
    border-bottom: none;
}

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

.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-primary);
}

.form-control {
    width: 100%;
    padding: 10px 15px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-size: 14px;
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-control::placeholder {
    color: var(--text-secondary);
}

textarea.form-control {
    min-height: 120px;
    resize: vertical;
}

select.form-control {
    cursor: pointer;
}

/* =============================================
   BOTÕES
   ============================================= */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border: none;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

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

.btn-primary:hover {
    background: var(--primary-dark);
}

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

.btn-success:hover {
    background: #059669;
}

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

.btn-warning:hover {
    background: #d97706;
}

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

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

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

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

.btn-outline {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

.btn-outline:hover {
    background: var(--bg-light);
}

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

.btn-block {
    width: 100%;
    justify-content: center;
}

/* =============================================
   ALERTAS
   ============================================= */
.alert {
    padding: 15px 20px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.alert-danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger-color);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning-color);
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.alert-info {
    background: rgba(6, 182, 212, 0.1);
    color: var(--info-color);
    border: 1px solid rgba(6, 182, 212, 0.2);
}

/* =============================================
   PÁGINA DE LOGIN
   ============================================= */
.login-page {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.login-box {
    background: var(--bg-white);
    border-radius: var(--radius);
    padding: 40px;
    box-shadow: var(--shadow-lg);
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-header h1 {
    font-size: 28px;
    color: var(--primary-color);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.login-header p {
    color: var(--text-secondary);
}

.login-form .form-group {
    margin-bottom: 20px;
}

.login-form label {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
    font-weight: 500;
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    font-size: 13px;
}

.checkbox {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.checkbox input {
    cursor: pointer;
}

.forgot-password {
    color: var(--primary-color);
}

.forgot-password:hover {
    text-decoration: underline;
}

.login-footer {
    text-align: center;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.login-footer a {
    color: var(--primary-color);
    font-weight: 500;
}

.login-footer .version {
    margin-top: 10px;
    font-size: 12px;
    color: var(--text-secondary);
}

/* =============================================
   PAGINAÇÃO
   ============================================= */
.pagination {
    display: flex;
    justify-content: center;
    gap: 5px;
    margin-top: 20px;
}

.pagination a,
.pagination span {
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    transition: var(--transition);
}

.pagination a:hover {
    background: var(--bg-light);
}

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

/* =============================================
   MODAL
   ============================================= */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.modal.show {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--bg-white);
    border-radius: var(--radius);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    transform: translateY(-20px);
    transition: var(--transition);
}

.modal.show .modal-content {
    transform: translateY(0);
}

.modal-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    font-size: 18px;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    color: var(--text-secondary);
}

.modal-body {
    padding: 20px;
}

.modal-footer {
    padding: 20px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

/* =============================================
   RESPONSIVO
   ============================================= */
@media (max-width: 1200px) {
    .dashboard-sections {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 992px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.active {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .dashboard-cards {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
}

@media (max-width: 768px) {
    .header {
        padding: 0 15px;
    }
    
    .page-content {
        padding: 15px;
    }
    
    .dashboard-cards {
        grid-template-columns: 1fr;
    }
    
    .table {
        font-size: 12px;
    }
    
    .table th,
    .table td {
        padding: 8px 10px;
    }
}

@media (max-width: 992px) {
    .sidebar-close-btn {
        display: flex;
    }

    .sidebar-overlay.show {
        display: block;
    }

    .admin-radio-player {
        display: none;
    }
}

@media (max-width: 480px) {
    .login-box {
        padding: 25px;
    }
    
    .dashboard-card {
        padding: 20px;
    }
    
    .btn {
        padding: 8px 15px;
        font-size: 13px;
    }
}

/* =============================================
   ADMIN RADIO PLAYER (no header do painel)
   ============================================= */
.admin-radio-player {
    display: flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(135deg, #0f0f23, #1a1a3e);
    border: 1px solid rgba(102, 126, 234, 0.3);
    border-radius: 30px;
    padding: 6px 14px;
    color: white;
}

.admin-player-info {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    font-weight: 500;
    min-width: 120px;
}

.admin-player-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #94a3b8;
    flex-shrink: 0;
    transition: background 0.3s;
}

.admin-player-dot.active {
    background: #22c55e;
    box-shadow: 0 0 6px #22c55e;
    animation: dotPulse 1.5s infinite;
}

@keyframes dotPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.admin-play-btn {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--primary-gradient);
    border: none;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    transition: var(--transition);
    flex-shrink: 0;
}

.admin-play-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.admin-volume {
    width: 70px;
    accent-color: var(--primary-color);
    cursor: pointer;
}

/* =============================================
   FORMULÁRIOS MELHORADOS
   ============================================= */
.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.form-actions {
    display: flex;
    gap: 12px;
    margin-top: 30px;
    flex-wrap: wrap;
}

.radio-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.radio-label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    padding: 12px 16px;
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    font-size: 14px;
}

.radio-label:hover {
    background: var(--bg-light);
    border-color: var(--primary-color);
}

.radio-label input[type="radio"] {
    accent-color: var(--primary-color);
    width: 16px;
    height: 16px;
}

/* =============================================
   ALERTAS
   ============================================= */
.alert {
    padding: 14px 18px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    color: #065f46;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.alert-danger {
    background: rgba(239, 68, 68, 0.1);
    color: #7f1d1d;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    color: #78350f;
    border: 1px solid rgba(245, 158, 11, 0.3);
}

/* =============================================
   BREADCRUMB
   ============================================= */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-secondary);
}

.breadcrumb a {
    color: var(--primary-color);
    transition: var(--transition);
}

.breadcrumb a:hover { opacity: 0.8; }

.breadcrumb .fas.fa-chevron-right {
    font-size: 10px;
    opacity: 0.5;
}

.breadcrumb .active {
    color: var(--text-primary);
    font-weight: 600;
}

/* =============================================
   PAGE TITLE BAR
   ============================================= */
.page-title-bar {
    margin-bottom: 28px;
    padding-bottom: 18px;
    border-bottom: 2px solid var(--border-color);
}

.page-title-bar h2 {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 4px;
}

.page-title-bar h2 i {
    color: var(--primary-color);
}

.page-title-bar p {
    color: var(--text-secondary);
    font-size: 14px;
}

/* =============================================
   CONFIG CARDS
   ============================================= */
.config-card {
    background: var(--bg-white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 24px;
    overflow: hidden;
    border: 1px solid rgba(0,0,0,0.05);
    transition: var(--transition);
}

.config-card:hover {
    box-shadow: var(--shadow-lg);
}

.config-card-header {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
    background: linear-gradient(135deg, rgba(102,126,234,0.04), rgba(118,75,162,0.04));
}

.config-card-header > i {
    font-size: 20px;
    color: var(--primary-color);
    margin-top: 2px;
    flex-shrink: 0;
    width: 24px;
    text-align: center;
}

.config-card-header h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 3px;
}

.config-card-header p {
    font-size: 13px;
    color: var(--text-secondary);
}

.config-card-body {
    padding: 24px;
}

/* =============================================
   FORM HELPERS
   ============================================= */
.form-row-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.form-hint {
    color: var(--text-secondary);
    font-size: 12px;
    margin-top: 5px;
    display: block;
}

.btn-outline-primary {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    padding: 9px 18px;
    border-radius: var(--radius);
    cursor: pointer;
    font-weight: 600;
    font-size: 13px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
}

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

/* =============================================
   PROTOCOL SELECTOR (Streaming)
   ============================================= */
.protocol-selector {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.protocol-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    padding: 14px 20px;
    border-radius: var(--radius);
    border: 2px solid var(--border-color);
    transition: var(--transition);
    min-width: 120px;
    text-align: center;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
}

.protocol-option input { display: none; }

.protocol-option:hover {
    border-color: var(--primary-color);
    color: var(--text-primary);
}

.protocol-option.selected {
    border-color: var(--primary-color);
    background: rgba(102,126,234,0.06);
    color: var(--text-primary);
}

.protocol-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    border: 2px solid transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
}

/* =============================================
   STREAM URL PREVIEW
   ============================================= */
.stream-url-preview {
    background: #0f172a;
    border-radius: var(--radius);
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.stream-url-label {
    display: flex;
    align-items: center;
    gap: 6px;
    color: rgba(255,255,255,0.5);
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    flex-shrink: 0;
}

.stream-url-preview code {
    color: #4ade80;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    flex: 1;
    word-break: break-all;
}

.btn-copy-url {
    background: rgba(255,255,255,0.1);
    border: none;
    color: white;
    padding: 6px 10px;
    border-radius: 6px;
    cursor: pointer;
    transition: var(--transition);
    flex-shrink: 0;
}

.btn-copy-url:hover { background: rgba(255,255,255,0.2); }

.stream-test-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    background: var(--bg-light);
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
    margin-top: 16px;
    gap: 16px;
    flex-wrap: wrap;
}

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

.stream-test-info i {
    font-size: 24px;
    color: var(--primary-color);
}

.stream-test-info strong {
    font-size: 14px;
    font-weight: 600;
    display: block;
    margin-bottom: 2px;
}

.stream-test-info p {
    font-size: 12px;
    color: var(--text-secondary);
}

.stream-test-result {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 500;
    margin-top: 12px;
}

.stream-test-result.success {
    background: rgba(16,185,129,0.1);
    color: #065f46;
    border: 1px solid rgba(16,185,129,0.3);
}

.stream-test-result.error {
    background: rgba(239,68,68,0.1);
    color: #7f1d1d;
    border: 1px solid rgba(239,68,68,0.3);
}

.code-textarea {
    font-family: 'Courier New', monospace;
    font-size: 13px;
    background: #0f172a;
    color: #4ade80;
    border: 1px solid #1e293b;
    line-height: 1.8;
}

/* =============================================
   THEME SELECTOR (Players)
   ============================================= */
.theme-selector {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 16px;
}

.theme-option {
    cursor: pointer;
    border-radius: var(--radius);
    border: 2px solid var(--border-color);
    overflow: hidden;
    transition: var(--transition);
    text-align: center;
}

.theme-option input { display: none; }

.theme-option:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.theme-option.selected {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(102,126,234,0.15);
}

.theme-preview {
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.theme-preview-player {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 10px;
    background: rgba(0,0,0,0.3);
    border-radius: 20px;
    font-size: 12px;
}

.theme-preview-bar {
    width: 50px;
    height: 3px;
    border-radius: 2px;
    opacity: 0.5;
}

.theme-label {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    background: white;
    border-top: 1px solid var(--border-color);
}

.theme-option small {
    display: block;
    padding: 4px 8px 8px;
    font-size: 11px;
    color: var(--text-secondary);
    background: white;
}

/* =============================================
   POSITION SELECTOR (Players)
   ============================================= */
.position-selector {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.position-option {
    flex: 1;
    min-width: 160px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    padding: 20px 16px;
    border-radius: var(--radius);
    border: 2px solid var(--border-color);
    transition: var(--transition);
    text-align: center;
}

.position-option input { display: none; }

.position-option i {
    font-size: 28px;
    color: var(--text-secondary);
    transition: var(--transition);
}

.position-option strong {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.position-option span {
    font-size: 12px;
    color: var(--text-secondary);
}

.position-option:hover,
.position-option.selected {
    border-color: var(--primary-color);
    background: rgba(102,126,234,0.04);
}

.position-option.selected i {
    color: var(--primary-color);
}

/* =============================================
   COLOR PICKERS
   ============================================= */
.color-picker-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.color-picker-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.color-input-wrap {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    background: var(--bg-light);
}

.color-input-wrap input[type="color"] {
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    padding: 2px;
    background: none;
    flex-shrink: 0;
}

.color-hex {
    flex: 1;
    border: none !important;
    background: transparent !important;
    padding: 0 !important;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
}

/* Player Preview */
.player-preview {
    border-radius: var(--radius);
    padding: 14px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    transition: var(--transition);
    flex-wrap: wrap;
}

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

.player-preview-art {
    width: 42px;
    height: 42px;
    border-radius: 8px;
    background: rgba(255,255,255,0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.player-preview-title { font-size: 14px; font-weight: 600; }
.player-preview-sub { font-size: 12px; opacity: 0.7; }

.player-preview-controls {
    display: flex;
    align-items: center;
    gap: 12px;
}

.player-preview-btn {
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    transition: var(--transition);
}

.player-preview-vol { font-size: 14px; opacity: 0.7; }

.player-preview-range {
    width: 80px;
    accent-color: currentColor;
}

.player-preview-live {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1px;
    opacity: 0.6;
}

/* =============================================
   COLOR PALETTE (Painel)
   ============================================= */
.color-palette-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 16px;
}

.color-swatch {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    border: 3px solid transparent;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    color: white;
    transition: var(--transition);
    position: relative;
}

.color-swatch:hover {
    transform: scale(1.15);
    border-color: var(--primary-color) !important;
    z-index: 1;
}

.color-swatch.active {
    border-color: white !important;
    box-shadow: 0 0 0 2px var(--primary-color);
}

.color-swatch-lg {
    width: 48px;
    height: 48px;
    border-radius: var(--radius);
}

.color-custom-row {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.color-custom-row input[type="color"] {
    width: 44px;
    height: 36px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    padding: 2px;
}

/* =============================================
   LAYOUT SELECTOR (Painel)
   ============================================= */
.layout-selector {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.layout-option {
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
}

.layout-option input { display: none; }

.layout-preview {
    width: 100px;
    height: 70px;
    border-radius: 8px;
    border: 2px solid var(--border-color);
    overflow: hidden;
    display: flex;
    transition: var(--transition);
}

.layout-option:hover .layout-preview,
.layout-option.selected .layout-preview {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(102,126,234,0.2);
}

.layout-sidebar {
    width: 28px;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-top: 8px;
    gap: 4px;
}

.layout-menu-dots span {
    display: block;
    width: 16px;
    height: 3px;
    border-radius: 2px;
    margin-bottom: 3px;
}

.layout-content-area {
    flex: 1;
    background: #f5f7fa;
    display: flex;
    flex-direction: column;
}

.layout-header-bar {
    height: 14px;
    flex-shrink: 0;
}

.layout-content-lines {
    padding: 6px 4px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.layout-content-lines span {
    display: block;
    height: 5px;
    background: #ddd;
    border-radius: 2px;
}

/* =============================================
   PANEL PREVIEW
   ============================================= */
.panel-preview {
    display: flex;
    border-radius: var(--radius);
    overflow: hidden;
    border: 2px solid var(--border-color);
    height: 200px;
}

.panel-preview-sidebar {
    width: 160px;
    flex-shrink: 0;
    background: #1a1a2e;
    color: white;
    padding: 16px;
    transition: background 0.3s;
}

.pp-logo {
    font-size: 12px;
    font-weight: 700;
    margin-bottom: 16px;
    opacity: 0.9;
}

.pp-menu { display: flex; flex-direction: column; gap: 4px; }

.pp-item {
    font-size: 11px;
    padding: 6px 8px;
    border-radius: 6px;
    opacity: 0.6;
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    transition: var(--transition);
}

.pp-item.active,
.pp-item:hover {
    opacity: 1;
    background: rgba(255,255,255,0.15);
}

.panel-preview-main {
    flex: 1;
    background: #f5f7fa;
    transition: background 0.3s;
    display: flex;
    flex-direction: column;
}

.pp-header {
    height: 36px;
    background: #667eea;
    flex-shrink: 0;
    transition: background 0.3s;
}

.pp-content {
    flex: 1;
    padding: 12px;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 8px;
    align-content: start;
}

.pp-card {
    height: 40px;
    background: rgba(255,255,255,0.8);
    border-radius: 6px;
    border: 1px solid rgba(0,0,0,0.06);
}

/* =============================================
   CONFIG QUICK LINKS
   ============================================= */
.config-quick-links {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 14px;
    margin-bottom: 28px;
}

.config-quick-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 20px 16px;
    background: var(--bg-white);
    border: 2px solid var(--border-color);
    border-radius: var(--radius);
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    color: var(--text-primary);
    text-decoration: none;
}

.config-quick-link:hover {
    border-color: var(--primary-color);
    background: rgba(102,126,234,0.04);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.config-quick-link i {
    font-size: 26px;
    color: var(--primary-color);
    margin-bottom: 4px;
}

.config-quick-link span {
    font-size: 14px;
    font-weight: 600;
}

.config-quick-link small {
    font-size: 11px;
    color: var(--text-secondary);
}