/* =====================================================
   RESPONSIVE STYLES
   Mobile-first responsive design
   ===================================================== */

/* ========================================
   TABLET (768px and below)
======================================== */
@media (max-width: 768px) {
    body {
        padding: var(--space-md);
    }
    
    .device-frame {
        border-radius: var(--radius-lg);
        max-width: 100%;
    }
    
    .row-1 {
        grid-template-columns: 1fr;
    }
    
    .row-3 {
        grid-template-columns: 1fr 1fr;
    }
    
    .row-3 .card:last-child {
        grid-column: span 2;
    }
    
    .side-decorations {
        display: none;
    }
    
    .corner-diamond {
        display: none;
    }
    
    .schedule-header {
        padding: var(--space-sm) var(--space-md);
    }
    
    .header-title {
        font-size: 14px;
    }
    
    .nav-tabs {
        justify-content: flex-start;
        padding: var(--space-xs);
    }
    
    .nav-tab span:last-child {
        display: none;
    }
    
    .nav-tab {
        padding: var(--space-sm);
    }
    
    .music-player {
        width: 280px;
        left: var(--space-md);
        bottom: var(--space-md);
    }
    
    .theme-toggle {
        top: var(--space-md);
        right: var(--space-md);
        width: 40px;
        height: 40px;
    }
    
    .theme-toggle .material-icons {
        font-size: 20px;
    }
    
    .post-header {
        flex-direction: column;
        gap: var(--space-sm);
    }
    
    .post-meta {
        align-items: flex-start;
        flex-direction: row;
        gap: var(--space-sm);
    }
    
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .social-cards {
        grid-template-columns: 1fr;
    }
    
    .credits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .author-credit {
        flex-direction: column;
        gap: var(--space-sm);
        text-align: center;
    }
}

/* ========================================
   MOBILE (480px and below)
======================================== */
@media (max-width: 480px) {
    body {
        padding: var(--space-sm);
    }
    
    .main-content {
        padding: var(--space-md);
    }
    
    .row-3 {
        grid-template-columns: 1fr;
    }
    
    .row-3 .card:last-child {
        grid-column: span 1;
    }
    
    .thursday-content {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .time-slots.vertical {
        flex-direction: row;
        flex-wrap: wrap;
    }
    
    .schedule-footer {
        flex-direction: column;
        gap: var(--space-sm);
    }
    
    .section-title {
        font-size: 20px;
    }
    
    .music-player {
        width: calc(100% - var(--space-md) * 2);
        left: var(--space-md);
        right: var(--space-md);
    }
    
    .music-player.minimized {
        width: 160px;
    }
    
    .player-artwork {
        width: 80px;
        height: 80px;
    }
    
    .vinyl-disc {
        width: 60px;
        height: 60px;
        transform: translate(-50%, -50%) translateX(25px);
    }
    
    .player-controls {
        gap: var(--space-xs);
    }
    
    .control-btn {
        width: 32px;
        height: 32px;
    }
    
    .control-btn .material-icons {
        font-size: 18px;
    }
    
    .play-btn {
        width: 42px;
        height: 42px;
    }
    
    .play-btn .material-icons {
        font-size: 24px;
    }
    
    .notification-container {
        left: var(--space-sm);
        right: var(--space-sm);
        max-width: none;
    }
    
    .notification {
        padding: var(--space-sm);
    }
    
    .notification-icon {
        width: 32px;
        height: 32px;
    }
    
    .notification-icon .material-icons {
        font-size: 18px;
    }
    
    .notification-title {
        font-size: 13px;
    }
    
    .notification-message {
        font-size: 12px;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-sm);
    }
    
    .gallery-placeholder .material-icons {
        font-size: 32px;
    }
    
    .about-avatar {
        width: 100px;
        height: 100px;
    }
    
    .avatar-placeholder .material-icons {
        font-size: 40px;
    }
    
    .about-name {
        font-size: 24px;
    }
    
    .bio-card {
        padding: var(--space-md);
    }
    
    .credits-grid {
        grid-template-columns: 1fr;
    }
    
    .creator-card {
        padding: var(--space-md);
    }
    
    .creator-links {
        flex-direction: column;
    }
    
    .post-content {
        padding: var(--space-md);
    }
    
    .post-title {
        font-size: 16px;
    }
    
    .post-excerpt {
        font-size: 13px;
    }
    
    .post-footer {
        padding: var(--space-sm) var(--space-md);
    }
    
    .post-reactions {
        flex-wrap: wrap;
        gap: var(--space-sm);
    }
    
    .gallery-filters {
        justify-content: center;
    }
    
    .filter-btn {
        padding: var(--space-xs) var(--space-sm);
        font-size: 11px;
    }
}

/* ========================================
   SMALL MOBILE (360px and below)
======================================== */
@media (max-width: 360px) {
    .device-topbar {
        padding: var(--space-xs) var(--space-sm);
    }
    
    .topbar-date {
        font-size: 9px;
    }
    
    .schedule-header {
        padding: var(--space-xs) var(--space-sm);
    }
    
    .header-title {
        font-size: 12px;
    }
    
    .header-icon {
        width: 20px;
        height: 20px;
    }
    
    .card-inner {
        padding: var(--space-sm);
    }
    
    .offline-title {
        font-size: 24px;
    }
    
    .offline-title.small {
        font-size: 18px;
    }
    
    .stream-title {
        font-size: 13px;
    }
    
    .nav-tab {
        padding: var(--space-xs);
    }
    
    .nav-tab .material-icons {
        font-size: 14px;
    }
    
    .music-player {
        width: calc(100% - var(--space-sm) * 2);
        left: var(--space-sm);
    }
    
    .player-body {
        padding: var(--space-sm);
    }
    
    .song-title {
        font-size: 12px;
    }
    
    .song-artist {
        font-size: 10px;
    }
}

/* ========================================
   LANDSCAPE MOBILE
======================================== */
@media (max-height: 500px) and (orientation: landscape) {
    .device-frame {
        max-height: 90vh;
        overflow-y: auto;
    }
    
    .music-player {
        bottom: var(--space-sm);
        max-height: 80vh;
        overflow-y: auto;
    }
    
    .player-artwork {
        width: 60px;
        height: 60px;
    }
    
    .vinyl-disc {
        width: 50px;
        height: 50px;
    }
}

/* ========================================
   LARGE SCREENS (1200px and above)
======================================== */
@media (min-width: 1200px) {
    .device-frame {
        max-width: 800px;
    }
    
    .music-player {
        width: 320px;
    }
    
    .notification-container {
        max-width: 400px;
    }
}

/* ========================================
   ULTRA WIDE SCREENS (1600px and above)
======================================== */
@media (min-width: 1600px) {
    body {
        padding: var(--space-2xl);
    }
    
    .device-frame {
        max-width: 850px;
    }
}

/* ========================================
   PRINT STYLES
======================================== */
@media print {
    .starfall-container,
    .clouds-container,
    .music-player,
    .theme-toggle,
    .notification-container,
    .side-decorations,
    .corner-diamond {
        display: none !important;
    }
    
    body {
        background: white !important;
        padding: 0;
    }
    
    .device-frame {
        box-shadow: none;
        border: 1px solid #ccc;
    }
    
    .card {
        break-inside: avoid;
    }
}

/* ========================================
   REDUCED MOTION
======================================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .card:hover {
        transform: none;
    }
    
    .toggle-switch:hover .toggle-knob {
        transform: none;
    }
    
    .toggle-switch.active:hover .toggle-knob {
        transform: translateX(22px);
    }
}

/* ========================================
   HIGH CONTRAST MODE
======================================== */
@media (prefers-contrast: high) {
    :root {
        --shadow-soft: 0 2px 8px rgba(0, 0, 0, 0.3);
        --shadow-medium: 0 4px 16px rgba(0, 0, 0, 0.4);
        --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.35);
    }
    
    .card {
        border-width: 3px;
    }
    
    .day-badge {
        border-width: 3px;
    }
    
    .toggle-switch {
        border: 2px solid currentColor;
    }
}