/* ===== MOBILE RESPONSIVE STYLES ===== */
/* Mobile-first responsive design for Taste Signature PWA */

/* ===== MOBILE NAVIGATION ===== */

/* Hamburger Menu Button - Only visible on mobile */
.mobile-menu-toggle {
    display: none;
    position: fixed;
    top: 12px;
    left: 12px;
    z-index: 1001;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    padding: 10px 18px;
    border-radius: 30px;
    font-size: 0.9rem;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.5), 0 2px 8px rgba(0, 0, 0, 0.2);
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-width: 110px;
    height: 52px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.mobile-menu-toggle .menu-icon {
    font-size: 1.8rem;
    line-height: 1;
    filter: drop-shadow(0 2px 3px rgba(0, 0, 0, 0.4));
}

.mobile-menu-toggle .menu-text {
    font-size: 1.1rem;
    font-weight: 800;
    letter-spacing: 1px;
    text-transform: uppercase;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.mobile-menu-toggle:active {
    transform: scale(0.95);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.mobile-menu-toggle:hover {
    box-shadow: 0 8px 24px rgba(102, 126, 234, 0.5);
}

/* Add subtle pulse animation to draw attention */
@keyframes menuPulse {
    0%, 100% {
        box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
    }
    50% {
        box-shadow: 0 6px 20px rgba(102, 126, 234, 0.6);
    }
}

.mobile-menu-toggle {
    animation: menuPulse 2s ease-in-out infinite;
}

/* When menu is open, change icon */
body.menu-open .mobile-menu-toggle .menu-icon {
    content: '✕';
}

/* Mobile Overlay */
.mobile-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 99;
    opacity: 0;
    transition: opacity 0.3s;
}

.mobile-overlay.active {
    opacity: 1;
}

/* ===== TABLET STYLES (768px - 1024px) ===== */
@media screen and (max-width: 1024px) {
    /* Slightly reduce sidebar width on tablets */
    .sidebar {
        width: 240px;
    }

    .main-content {
        margin-left: 240px;
    }

    /* Reduce padding on smaller screens */
    .content-header {
        padding: 20px;
    }

    .view {
        padding: 20px;
    }
}

/* ===== MOBILE STYLES (< 768px) ===== */
@media screen and (max-width: 768px) {

    /* Show hamburger menu */
    .mobile-menu-toggle {
        display: block;
    }

    /* Hide sidebar by default on mobile */
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        width: 280px;
        z-index: 1000;
    }

    /* Show sidebar when active */
    .sidebar.mobile-active {
        transform: translateX(0);
    }

    /* Push sidebar header text below the fixed menu button to prevent overlap */
    .sidebar .sidebar-header {
        padding-top: 70px;
    }

    /* Show overlay when menu is open */
    body.menu-open .mobile-overlay {
        display: block;
    }

    /* Main content takes full width */
    .main-content {
        margin-left: 0;
        width: 100%;
        padding-top: 70px; /* Space for hamburger button */
    }

    /* ===== HEADER & TOPBAR ===== */
    .content-header {
        padding: 15px;
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }

    .header-title h2 {
        font-size: 1.5rem;
    }

    .header-actions {
        width: 100%;
        flex-direction: column;
        gap: 10px;
    }

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

    /* User profile in header */
    .user-profile {
        position: static;
        width: 100%;
        padding: 10px;
        margin-top: 10px;
        border-top: 1px solid var(--border-color);
    }

    /* ===== STATS GRID ===== */
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    /* On larger mobile phones, show 2 columns */
    @media screen and (min-width: 480px) {
        .stats-grid {
            grid-template-columns: repeat(2, 1fr);
        }
    }

    /* ===== CARDS ===== */
    .card {
        padding: 15px;
        margin-bottom: 15px;
    }

    .card-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .card-actions {
        width: 100%;
    }

    .card-actions .btn {
        width: 100%;
        margin-bottom: 5px;
    }

    /* ===== FORMS ===== */
    .form-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .form-group {
        margin-bottom: 15px;
    }

    /* Larger touch targets for mobile */
    input,
    select,
    textarea,
    button {
        min-height: 44px; /* Apple's recommended touch target size */
        font-size: 16px; /* Prevents iOS zoom on focus */
    }

    input[type="range"] {
        min-height: 44px;
        -webkit-appearance: none;
        appearance: none;
    }

    input[type="range"]::-webkit-slider-thumb {
        width: 28px;
        height: 28px;
    }

    input[type="range"]::-moz-range-thumb {
        width: 28px;
        height: 28px;
    }

    /* Better spacing for sliders */
    .slider-container {
        padding: 10px 0;
    }

    .slider-label {
        font-size: 0.9rem;
        margin-bottom: 8px;
    }

    /* ===== BUTTONS ===== */
    .btn {
        padding: 12px 20px;
        font-size: 1rem;
        min-height: 44px;
    }

    .btn-sm {
        padding: 8px 16px;
        min-height: 36px;
    }

    .btn-lg {
        padding: 16px 28px;
        min-height: 52px;
    }

    /* Button groups stack vertically on mobile */
    .button-group {
        flex-direction: column;
        gap: 10px;
    }

    .button-group .btn {
        width: 100%;
    }

    /* ===== TABLES ===== */
    .table-container {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    table {
        min-width: 600px; /* Allow horizontal scroll */
        font-size: 0.9rem;
    }

    /* Alternative: Card-style table for mobile */
    .table-mobile-cards {
        display: block;
    }

    .table-mobile-cards tbody {
        display: block;
    }

    .table-mobile-cards tr {
        display: block;
        margin-bottom: 15px;
        border: 1px solid var(--border-color);
        border-radius: 8px;
        padding: 15px;
        background: white;
    }

    .table-mobile-cards td {
        display: flex;
        justify-content: space-between;
        padding: 8px 0;
        border: none;
    }

    .table-mobile-cards td:before {
        content: attr(data-label);
        font-weight: 600;
        margin-right: 10px;
    }

    /* ===== CHARTS ===== */
    .chart-container {
        height: 300px !important;
        margin-bottom: 20px;
    }

    canvas {
        max-width: 100%;
        height: auto !important;
    }

    /* ===== MODALS ===== */
    .modal {
        padding: 20px;
    }

    .modal-content {
        width: 95%;
        max-width: 500px;
        max-height: 85vh;
        overflow-y: auto;
        margin: 40px auto;
    }

    .modal-header {
        padding: 15px;
    }

    .modal-body {
        padding: 15px;
    }

    .modal-footer {
        padding: 15px;
        flex-direction: column-reverse;
        gap: 10px;
    }

    .modal-footer .btn {
        width: 100%;
    }

    /* ===== AI CHAT ===== */
    .chat-container {
        height: calc(100vh - 140px);
    }

    .chat-messages {
        padding: 15px;
    }

    .chat-message {
        max-width: 90%;
    }

    .chat-input-container {
        padding: 15px;
    }

    #chat-input {
        font-size: 16px; /* Prevent iOS zoom */
        min-height: 44px;
    }

    /* Quick action buttons */
    .quick-actions {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        padding-bottom: 10px;
    }

    .quick-btn {
        white-space: nowrap;
        font-size: 0.85rem;
        padding: 8px 16px;
    }

    /* ===== TABS ===== */
    .tabs {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        flex-wrap: nowrap;
    }

    .tab-btn {
        min-width: 120px;
        padding: 10px 15px;
        font-size: 0.9rem;
    }

    /* ===== PORTFOLIO GRID ===== */
    .portfolio-grid {
        grid-template-columns: 1fr;
    }

    @media screen and (min-width: 480px) {
        .portfolio-grid {
            grid-template-columns: repeat(2, 1fr);
        }
    }

    /* ===== EXPERIENCE CARDS ===== */
    .experience-card {
        padding: 15px;
    }

    .experience-card-header {
        flex-direction: column;
        align-items: flex-start;
    }

    /* ===== FILTERS & SEARCH ===== */
    .filters-container {
        flex-direction: column;
        gap: 10px;
    }

    .search-box {
        width: 100%;
    }

    .filter-group {
        width: 100%;
    }

    /* ===== AUTHENTICATION ===== */
    .auth-container {
        padding: 20px;
    }

    .auth-card {
        max-width: 100%;
        margin: 20px;
        padding: 25px;
    }

    .auth-header h1 {
        font-size: 2rem;
    }

    /* ===== TOOLTIPS ===== */
    .tooltip {
        font-size: 0.85rem;
        max-width: 250px;
    }

    /* ===== FLOATING ACTION BUTTON (FAB) ===== */
    .fab {
        position: fixed;
        bottom: 20px;
        right: 20px;
        width: 60px;
        height: 60px;
        border-radius: 50%;
        background: var(--primary-color);
        color: white;
        border: none;
        font-size: 1.8rem;
        box-shadow: 0 6px 20px rgba(0,0,0,0.3);
        z-index: 90;
        cursor: pointer;
        transition: all 0.3s;
    }

    .fab:active {
        transform: scale(0.9);
    }

    /* ===== PULL TO REFRESH INDICATOR ===== */
    .pull-to-refresh {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        height: 60px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: var(--primary-color);
        color: white;
        transform: translateY(-100%);
        transition: transform 0.3s;
        z-index: 1000;
    }

    .pull-to-refresh.active {
        transform: translateY(0);
    }

    /* ===== ACCESSIBILITY ===== */

    /* Larger tap targets */
    a, button, .clickable {
        min-height: 44px;
        min-width: 44px;
    }

    /* Better focus indicators on mobile */
    *:focus {
        outline: 3px solid var(--primary-color);
        outline-offset: 2px;
    }

    /* ===== LANDSCAPE ORIENTATION ===== */
    @media screen and (max-height: 500px) and (orientation: landscape) {
        .sidebar {
            height: 100vh;
            overflow-y: auto;
        }

        .main-content {
            padding-top: 60px;
        }

        .chat-container {
            height: calc(100vh - 100px);
        }
    }
}

/* ===== SMALL MOBILE (< 480px) ===== */
@media screen and (max-width: 480px) {

    /* Keep menu button prominent on small phones */
    .mobile-menu-toggle {
        min-width: 105px;
        height: 48px;
        padding: 8px 14px;
        gap: 8px;
    }

    .mobile-menu-toggle .menu-icon {
        font-size: 1.6rem;
    }

    .mobile-menu-toggle .menu-text {
        font-size: 1rem;
        font-weight: 800;
    }

    .sidebar {
        width: 85vw; /* Use viewport width for very small screens */
    }

    .header-title h2 {
        font-size: 1.3rem;
    }

    .card {
        padding: 12px;
    }

    .btn {
        padding: 10px 16px;
        font-size: 0.95rem;
    }

    /* Smaller charts on tiny screens */
    .chart-container {
        height: 250px !important;
    }

    /* Compact stats */
    .stat-card {
        padding: 12px;
    }

    .stat-value {
        font-size: 1.5rem;
    }

    /* Single column everywhere */
    .stats-grid {
        grid-template-columns: 1fr !important;
    }

    .portfolio-grid {
        grid-template-columns: 1fr !important;
    }
}

/* ===== LARGE MOBILE / PHABLETS (480px - 768px) ===== */
@media screen and (min-width: 480px) and (max-width: 768px) {
    /* Optimize for larger phones */
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .form-grid-two-col {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ===== TOUCH IMPROVEMENTS ===== */
@media (hover: none) and (pointer: coarse) {
    /* This targets touch devices specifically */

    /* Remove hover effects, add active states */
    .btn:hover {
        background: var(--primary-color);
    }

    .btn:active {
        transform: scale(0.97);
        opacity: 0.9;
    }

    .nav-item:hover {
        background: transparent;
    }

    .nav-item:active {
        background: rgba(255,255,255,0.2);
    }

    /* Larger touch areas for critical actions */
    .slider-value,
    .emotion-value {
        padding: 8px;
        min-width: 44px;
        min-height: 44px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }
}

/* ===== DARK MODE SUPPORT (for future) ===== */
@media (prefers-color-scheme: dark) {
    /* Add dark mode styles here in future */
}

/* ===== CAMERA MODAL STYLES ===== */
.camera-modal {
    max-width: 600px;
    padding: 0;
    background: #000;
    border-radius: 12px;
    overflow: hidden;
}

.camera-modal-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.camera-modal-header h3 {
    margin: 0;
    font-size: 1.2rem;
}

.btn-close-camera {
    background: none;
    border: none;
    color: white;
    font-size: 2rem;
    cursor: pointer;
    padding: 0;
    line-height: 1;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.camera-preview-container {
    position: relative;
    width: 100%;
    aspect-ratio: 4/3;
    background: #000;
    overflow: hidden;
}

#camera-preview {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.camera-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    display: flex;
    align-items: center;
    justify-content: center;
}

.camera-guide {
    width: 80%;
    height: 80%;
    border: 2px dashed rgba(255, 255, 255, 0.5);
    border-radius: 8px;
}

.camera-controls {
    display: flex;
    gap: 15px;
    padding: 20px;
    background: #1a1a1a;
    justify-content: center;
    align-items: center;
}

.camera-controls .btn {
    flex: 0 0 auto;
}

.camera-controls .btn-lg {
    flex: 1;
    max-width: 200px;
}

.camera-tip {
    background: #2a2a2a;
    color: #ccc;
    padding: 12px 20px;
    text-align: center;
    font-size: 0.9rem;
}

@media screen and (max-width: 768px) {
    .camera-modal {
        max-width: 100%;
        margin: 0;
        border-radius: 0;
        height: 100vh;
    }

    .camera-preview-container {
        height: calc(100vh - 180px);
        aspect-ratio: auto;
    }

    .camera-controls {
        flex-wrap: wrap;
    }

    .camera-controls .btn-lg {
        width: 100%;
        max-width: none;
    }
}

/* ===== VIDEO PLAYER STYLES ===== */
.video-section {
    margin-bottom: 30px;
    background: white;
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.video-section h3 {
    margin-top: 0;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.video-container {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    background: #000;
    border-radius: 8px;
    overflow: hidden;
}

.video-container iframe,
.video-container video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.video-placeholder {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.video-placeholder-icon {
    font-size: 4rem;
    margin-bottom: 15px;
}

.video-placeholder-text {
    font-size: 1.1rem;
}

@media screen and (max-width: 768px) {
    .video-section {
        margin: 0 -15px 20px -15px;
        border-radius: 0;
    }

    .video-container {
        border-radius: 0;
    }
}

/* ===== PRINT STYLES ===== */
@media print {
    .sidebar,
    .mobile-menu-toggle,
    .mobile-overlay,
    .fab,
    .header-actions {
        display: none !important;
    }

    .main-content {
        margin-left: 0;
        padding-top: 0;
    }
}