/* Mobile Navigation Styles - Spotify Inspired */
:root {
    /* Dynamic sizing based on viewport */
    --mobile-nav-height: clamp(48px, 14vw, 64px);
    --mobile-nav-icon-size: clamp(20px, 6vw, 24px);
    --mobile-nav-label-size: clamp(9px, 2.8vw, 11px);
    --mobile-nav-padding: clamp(4px, 1.2vw, 8px);

    /* Safe areas */
    --safe-area-bottom: env(safe-area-inset-bottom, 0);
    --safe-area-top: env(safe-area-inset-top, 0);

    /* Z-index layers */
    --mobile-nav-z-index: 1029;
    --mobile-menu-z-index: 1031;
    --mobile-backdrop-z-index: 1030;

    /* CineBrain brand colors (inherited from topbar) */
    --cinebrain-red: #E50914;
    --cinebrain-blue: #0073E6;
    --cinebrain-purple: #8B5CF6;
    --cinebrain-dark: #0F0F0F;
    --cinebrain-darker: #000000;
    --cinebrain-gold: #FFD700;
    --cinebrain-silver: #C0C0C0;
    --cinebrain-green: #46d369;

    /* Spotify-like colors - Dark theme (default) */
    --spotify-green: #1db954;
    --nav-inactive: #b3b3b3;
    --nav-active: #ffffff;
    --nav-bg: rgba(0, 0, 0, 0.98);
    --nav-border: rgba(255, 255, 255, 0.1);
    --menu-bg: #121212;
    --menu-item-bg: rgba(255, 255, 255, 0.05);
    --menu-item-hover: rgba(255, 255, 255, 0.1);
    --menu-text: #ffffff;
    --menu-text-secondary: rgba(255, 255, 255, 0.6);
    --menu-divider: rgba(255, 255, 255, 0.1);
    --menu-handle-color: rgba(255, 255, 255, 0.3);
    --menu-shadow: rgba(0, 0, 0, 0.4);
    --icon-stroke: #ffffff;
    --badge-bg: var(--spotify-green);
    --badge-text: #ffffff;

    /* Professional circle colors for non-authenticated */
    --circle-bg: rgba(255, 255, 255, 0.08);
    --circle-bg-hover: rgba(255, 255, 255, 0.15);
    --circle-icon-color: rgba(255, 255, 255, 0.9);

    /* Smooth animations */
    --nav-transition: all 0.2s cubic-bezier(0.3, 0, 0.4, 1);
    --menu-transition: transform 0.35s cubic-bezier(0.3, 0, 0.4, 1);
    --bounce-transition: cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

/* Dark theme variables - Support both data-theme and data-bs-theme */
[data-theme="dark"],
[data-bs-theme="dark"] {
    --spotify-green: #1db954;
    --nav-inactive: #b3b3b3;
    --nav-active: #ffffff;
    --nav-bg: rgba(0, 0, 0, 0.98);
    --nav-border: rgba(255, 255, 255, 0.1);
    --menu-bg: #121212;
    --menu-item-bg: rgba(255, 255, 255, 0.05);
    --menu-item-hover: rgba(255, 255, 255, 0.1);
    --menu-text: #ffffff;
    --menu-text-secondary: rgba(255, 255, 255, 0.6);
    --menu-divider: rgba(255, 255, 255, 0.1);
    --menu-handle-color: rgba(255, 255, 255, 0.3);
    --menu-shadow: rgba(0, 0, 0, 0.4);
    --icon-stroke: #ffffff;
    --badge-bg: var(--spotify-green);
    --badge-text: #ffffff;
    --backdrop-bg: rgba(0, 0, 0, 0.7);

    /* Professional circle colors for dark theme */
    --circle-bg: rgba(255, 255, 255, 0.08);
    --circle-bg-hover: rgba(255, 255, 255, 0.15);
    --circle-icon-color: rgba(255, 255, 255, 0.9);
}

/* Light theme variables - Support both data-theme and data-bs-theme */
[data-theme="light"],
[data-bs-theme="light"] {
    --spotify-green: #1db954;
    --nav-inactive: #65656d;
    --nav-active: #000000;
    --nav-bg: rgba(255, 255, 255, 0.98);
    --nav-border: rgba(0, 0, 0, 0.1);
    --menu-bg: #ffffff;
    --menu-item-bg: rgba(0, 0, 0, 0.03);
    --menu-item-hover: rgba(0, 0, 0, 0.08);
    --menu-text: #000000;
    --menu-text-secondary: rgba(0, 0, 0, 0.6);
    --menu-divider: rgba(0, 0, 0, 0.1);
    --menu-handle-color: rgba(0, 0, 0, 0.2);
    --menu-shadow: rgba(0, 0, 0, 0.15);
    --icon-stroke: #000000;
    --badge-bg: var(--cinebrain-blue);
    --badge-text: #ffffff;
    --backdrop-bg: rgba(0, 0, 0, 0.5);

    /* Professional circle colors for light theme */
    --circle-bg: rgba(0, 0, 0, 0.06);
    --circle-bg-hover: rgba(0, 0, 0, 0.12);
    --circle-icon-color: rgba(0, 0, 0, 0.8);
}

/* Also support body-level theme attributes for nested components */
body[data-theme="dark"] .mobile-bottom-nav,
body[data-bs-theme="dark"] .mobile-bottom-nav {
    --nav-bg: rgba(0, 0, 0, 0.98);
    --nav-border: rgba(255, 255, 255, 0.1);
}

body[data-theme="light"] .mobile-bottom-nav,
body[data-bs-theme="light"] .mobile-bottom-nav {
    --nav-bg: rgba(255, 255, 255, 0.98);
    --nav-border: rgba(0, 0, 0, 0.1);
}

/* Hide on desktop */
@media (min-width: 769px) {

    .mobile-bottom-nav,
    .mobile-menu-overlay,
    .mobile-backdrop {
        display: none !important;
    }
}

/* Body padding for mobile */
@media (max-width: 768px) {
    body {
        padding-bottom: calc(var(--mobile-nav-height) + var(--safe-area-bottom));
    }
}

/* Bottom Navigation Bar - FIXED, NON-MOVING */
.mobile-bottom-nav {
    position: fixed !important;
    bottom: 0;
    left: 0;
    right: 0;
    height: calc(var(--mobile-nav-height) + var(--safe-area-bottom));
    padding-bottom: var(--safe-area-bottom);
    background: var(--nav-bg);
    backdrop-filter: saturate(200%) blur(20px);
    -webkit-backdrop-filter: saturate(200%) blur(20px);
    border-top: 0.5px solid var(--nav-border);
    z-index: var(--mobile-nav-z-index);
    transition: none;
    /* REMOVED: transition for fixed nav */
    transform: translateY(0) !important;
    /* FIXED: Always visible */
    box-shadow: 0 -2px 10px var(--menu-shadow);
}

/* REMOVED: Hidden state animation */
.mobile-bottom-nav.hidden {
    display: none;
    /* Just hide instead of animating */
}

/* Nav Container */
.mobile-nav-container {
    height: var(--mobile-nav-height);
    display: flex;
    align-items: stretch;
    justify-content: space-evenly;
    padding: 0 var(--mobile-nav-padding);
    max-width: 500px;
    margin: 0 auto;
}

/* Nav Items - Spotify Style */
.mobile-nav-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
    transition: var(--nav-transition);
    text-decoration: none;
    color: var(--nav-inactive);
    padding: var(--mobile-nav-padding) 0;
    background: transparent;
    border: none;
    outline: none;
    min-width: 44px;
    max-width: 80px;
    gap: clamp(2px, 0.5vw, 4px);
}

/* Touch feedback - REMOVED rotation animation */
.mobile-nav-item:active {
    transform: scale(0.92);
    /* CHANGED: Only scale, no rotation */
}

/* Active state - Spotify style */
.mobile-nav-item.active {
    color: var(--nav-active);
}

/* Active dot indicator - Spotify style */
.mobile-nav-item.active::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 4px;
    background: var(--spotify-green);
    border-radius: 50%;
    animation: fadeInScale 0.3s ease;
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: translateX(-50%) scale(0);
    }

    to {
        opacity: 1;
        transform: translateX(-50%) scale(1);
    }
}

/* Icons - Spotify sizing */
.mobile-nav-icon {
    width: var(--mobile-nav-icon-size);
    height: var(--mobile-nav-icon-size);
    stroke-width: 2;
    transition: var(--nav-transition);
    fill: none;
    stroke: currentColor;
}

.mobile-nav-item.active .mobile-nav-icon {
    stroke-width: 2.5;
}

/* Update feather icon stroke colors based on theme */
.mobile-nav-icon[data-feather] {
    stroke: var(--icon-stroke);
}

/* Labels - Spotify style */
.mobile-nav-label {
    font-size: var(--mobile-nav-label-size);
    margin-top: 0;
    font-weight: 400;
    letter-spacing: 0.2px;
    transition: var(--nav-transition);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
    line-height: 1.2;
}

.mobile-nav-item.active .mobile-nav-label {
    font-weight: 600;
}

/* Badge - Spotify notification style */
.mobile-nav-badge {
    position: absolute;
    top: clamp(0px, 0.5vw, 4px);
    right: calc(50% - var(--mobile-nav-icon-size) / 2 - 2px);
    min-width: 6px;
    height: 6px;
    padding: 0;
    background: var(--badge-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: pulseGreen 2s infinite;
    border: 1.5px solid var(--nav-bg);
    font-size: 0;
    color: var(--badge-text);
}

/* Badge with number */
.mobile-nav-badge:not(:empty) {
    min-width: 16px;
    height: 16px;
    padding: 0 4px;
    font-size: 9px;
    font-weight: 700;
    color: var(--badge-text);
}

/* More Menu Overlay - Spotify style */
.mobile-menu-overlay {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--menu-bg);
    border-radius: 16px 16px 0 0;
    transform: translateY(100%);
    transition: var(--menu-transition);
    z-index: var(--mobile-menu-z-index);
    box-shadow: 0 -4px 20px var(--menu-shadow);
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    will-change: transform;
}

.mobile-menu-overlay.show {
    transform: translateY(0);
}

/* Dragging state */
.mobile-menu-overlay.dragging {
    transition: none;
}

/* Menu Handle - iOS style */
.menu-handle {
    width: 36px;
    height: 4px;
    background: var(--menu-handle-color);
    border-radius: 2px;
    margin: 8px auto 4px;
    flex-shrink: 0;
    cursor: grab;
}

.menu-handle:active {
    cursor: grabbing;
}

/* Menu Header */
.menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: clamp(12px, 3vw, 16px) clamp(16px, 4vw, 20px) 0;
    flex-shrink: 0;
}

.menu-title {
    font-size: clamp(18px, 5vw, 22px);
    font-weight: 700;
    margin: 0;
    color: var(--menu-text);
}

/* Menu close button - REMOVED rotation animation */
.menu-close-btn {
    width: clamp(28px, 8vw, 32px);
    height: clamp(28px, 8vw, 32px);
    border-radius: 50%;
    background: var(--menu-item-bg);
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color 0.2s, transform 0.2s;
    /* CHANGED: No rotation */
    color: var(--menu-text);
}

.menu-close-btn:active {
    transform: scale(0.9);
    /* CHANGED: Only scale, no rotation */
    background: var(--menu-item-hover);
}

.menu-close-btn svg {
    width: 16px;
    height: 16px;
    stroke: var(--icon-stroke);
}

/* Menu Sections */
.menu-section {
    padding: clamp(12px, 3vw, 16px) clamp(16px, 4vw, 20px);
}

.menu-section-title {
    font-size: clamp(11px, 3vw, 13px);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    opacity: 0.6;
    margin: 0 0 clamp(8px, 2vw, 12px);
    color: var(--menu-text);
}

/* Scrollable content */
.mobile-menu-overlay>*:not(.menu-handle):not(.menu-header):not(.menu-footer) {
    overflow-y: auto;
    flex: 1;
    min-height: 0;
    overscroll-behavior: contain;
}

/* Menu Grid - Default for authenticated users */
.mobile-menu-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(70px, 1fr));
    gap: clamp(8px, 2vw, 12px);
    max-width: 400px;
}

/* Non-authenticated user grid styles - Clean circular icons with 4 per row */
.mobile-menu-overlay.non-authenticated .mobile-menu-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    /* Force 4 columns */
    gap: clamp(12px, 3vw, 16px);
    max-width: 100%;
    padding: 0 clamp(8px, 2vw, 12px);
}

/* Menu Items - Default Spotify card style for authenticated users */
.mobile-menu-item {
    aspect-ratio: 1;
    border-radius: 8px;
    background: var(--menu-item-bg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: clamp(4px, 1vw, 6px);
    cursor: pointer;
    transition: var(--nav-transition);
    border: 1px solid transparent;
    text-decoration: none;
    color: var(--menu-text);
    position: relative;
    overflow: hidden;
    min-height: 70px;
}

/* Clean circular menu items for non-authenticated users - No borders */
.mobile-menu-overlay.non-authenticated .mobile-menu-item {
    aspect-ratio: 1;
    border-radius: 50%;
    /* Perfect circle */
    background: var(--circle-bg);
    /* Professional semi-transparent background */
    border: none;
    /* No borders */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: clamp(4px, 1vw, 6px);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    color: var(--menu-text);
    position: relative;
    overflow: hidden;
    min-height: auto;
    width: 100%;
    height: auto;
    padding: clamp(12px, 3vw, 16px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* Auto-adjustable sizing for circular icons */
.mobile-menu-overlay.non-authenticated .mobile-menu-item {
    width: calc((100vw - (5 * clamp(12px, 3vw, 16px)) - (2 * clamp(16px, 4vw, 20px))) / 4);
    height: calc((100vw - (5 * clamp(12px, 3vw, 16px)) - (2 * clamp(16px, 4vw, 20px))) / 4);
    max-width: 80px;
    max-height: 80px;
}

/* CHANGED: Menu item press animation - no rotation */
.mobile-menu-item:active {
    transform: scale(0.95);
    /* CHANGED: Only scale */
    background: var(--menu-item-hover);
}

/* Hover states for clean circular items */
.mobile-menu-overlay.non-authenticated .mobile-menu-item:hover {
    background: var(--circle-bg-hover);
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.mobile-menu-overlay.non-authenticated .mobile-menu-item:active {
    transform: scale(0.95);
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.1);
}

/* Default icon styling */
.mobile-menu-item svg {
    width: clamp(20px, 5.5vw, 24px);
    height: clamp(20px, 5.5vw, 24px);
    position: relative;
    z-index: 1;
    stroke-width: 2;
    stroke: var(--icon-stroke);
}

/* Icon styling for non-authenticated circular items - Clean and centered */
.mobile-menu-overlay.non-authenticated .mobile-menu-item svg {
    width: clamp(20px, 40%, 28px);
    height: clamp(20px, 40%, 28px);
    stroke-width: 2;
    stroke: var(--circle-icon-color);
    fill: none;
    margin-bottom: clamp(2px, 0.5vw, 4px);
    transition: stroke 0.3s ease;
}

/* Icon color on hover */
.mobile-menu-overlay.non-authenticated .mobile-menu-item:hover svg {
    stroke: var(--nav-active);
}

/* Default label styling */
.mobile-menu-item span {
    font-size: clamp(9px, 2.5vw, 11px);
    font-weight: 500;
    position: relative;
    z-index: 1;
    text-align: center;
    line-height: 1.2;
    color: var(--menu-text);
}

/* Label styling for circular items */
.mobile-menu-overlay.non-authenticated .mobile-menu-item span {
    font-size: clamp(8px, 2vw, 10px);
    font-weight: 500;
    text-align: center;
    line-height: 1;
    color: var(--circle-icon-color);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 90%;
    transition: color 0.3s ease;
}

/* Label color on hover */
.mobile-menu-overlay.non-authenticated .mobile-menu-item:hover span {
    color: var(--nav-active);
}

/* List Items - Spotify style */
.mobile-menu-list {
    display: flex;
    flex-direction: column;
    gap: clamp(4px, 1vw, 8px);
}

.mobile-menu-list-item {
    display: flex;
    align-items: center;
    padding: clamp(10px, 2.5vw, 12px);
    background: var(--menu-item-bg);
    border-radius: 8px;
    cursor: pointer;
    transition: var(--nav-transition);
    text-decoration: none;
    color: var(--menu-text);
    border: 1px solid transparent;
    min-height: 56px;
}

/* Clean list items for non-authenticated users */
.mobile-menu-overlay.non-authenticated .mobile-menu-list-item {
    border-radius: 12px;
    border: none;
    background: var(--circle-bg);
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.05);
}

/* CHANGED: List item press animation - no rotation */
.mobile-menu-list-item:active {
    transform: scale(0.98);
    /* CHANGED: Only scale */
    background: var(--menu-item-hover);
}

.mobile-menu-overlay.non-authenticated .mobile-menu-list-item:hover {
    background: var(--circle-bg-hover);
    transform: translateX(4px);
}

.mobile-menu-list-icon {
    width: clamp(36px, 10vw, 40px);
    height: clamp(36px, 10vw, 40px);
    border-radius: 8px;
    background: linear-gradient(135deg, var(--cinebrain-red), var(--cinebrain-purple));
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: clamp(10px, 2.5vw, 12px);
    flex-shrink: 0;
}

/* Clean circular icons for non-authenticated list items */
.mobile-menu-overlay.non-authenticated .mobile-menu-list-icon {
    width: clamp(32px, 9vw, 36px);
    height: clamp(32px, 9vw, 36px);
    border-radius: 50%;
    border: none;
    background: var(--circle-bg);
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.1);
}

.mobile-menu-list-icon svg {
    width: clamp(18px, 5vw, 20px);
    height: clamp(18px, 5vw, 20px);
    color: white;
    stroke: white;
}

.mobile-menu-overlay.non-authenticated .mobile-menu-list-icon svg {
    color: var(--circle-icon-color);
    stroke: var(--circle-icon-color);
}

.mobile-menu-list-content {
    flex: 1;
    min-width: 0;
}

.mobile-menu-list-content h4 {
    margin: 0;
    font-size: clamp(13px, 3.5vw, 15px);
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.3;
    color: var(--menu-text);
}

.mobile-menu-list-content p {
    margin: 2px 0 0;
    font-size: clamp(11px, 3vw, 13px);
    color: var(--menu-text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.3;
}

.menu-list-divider {
    height: 0.5px;
    background: var(--menu-divider);
    margin: clamp(6px, 1.5vw, 8px) 0;
}

/* Menu Footer */
.menu-footer {
    padding: clamp(12px, 3vw, 16px) clamp(16px, 4vw, 20px) calc(clamp(12px, 3vw, 16px) + var(--safe-area-bottom));
    border-top: 0.5px solid var(--menu-divider);
    flex-shrink: 0;
}

.menu-footer-info {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: clamp(6px, 1.5vw, 8px);
    font-size: clamp(10px, 2.8vw, 11px);
    color: var(--menu-text-secondary);
    flex-wrap: wrap;
}

.app-version {
    font-weight: 600;
    color: var(--menu-text-secondary);
}

.menu-footer-link {
    color: var(--menu-text-secondary);
    text-decoration: none;
    transition: opacity 0.2s;
}

.menu-footer-link:hover {
    opacity: 1;
    text-decoration: underline;
}

.menu-footer-separator {
    opacity: 0.3;
    color: var(--menu-text-secondary);
}

/* Backdrop */
.mobile-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--backdrop-bg);
    z-index: var(--mobile-backdrop-z-index);
    display: none;
    opacity: 0;
    transition: opacity 0.3s ease;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.mobile-backdrop.show {
    display: block;
    opacity: 1;
}

/* Animations */
@keyframes pulseGreen {

    0%,
    100% {
        box-shadow: 0 0 0 0 rgba(29, 185, 84, 0.4);
    }

    50% {
        box-shadow: 0 0 0 4px rgba(29, 185, 84, 0);
    }
}

/* Light theme specific pulse animation */
[data-theme="light"] .mobile-nav-badge,
[data-bs-theme="light"] .mobile-nav-badge {
    animation: pulseBlue 2s infinite;
}

@keyframes pulseBlue {

    0%,
    100% {
        box-shadow: 0 0 0 0 rgba(0, 115, 230, 0.4);
    }

    50% {
        box-shadow: 0 0 0 4px rgba(0, 115, 230, 0);
    }
}

/* REMOVED: Spin animation for loading states */
.mobile-nav-item.loading .mobile-nav-icon {
    opacity: 0.5;
    /* Just fade, no spin */
}

/* Hide scrollbars - cleaner look */
.mobile-menu-overlay::-webkit-scrollbar {
    display: none;
}

.mobile-menu-overlay {
    -ms-overflow-style: none;
    scrollbar-width: none;
}

/* Responsive adjustments for different screen sizes */
@media (max-width: 360px) {
    .mobile-menu-overlay.non-authenticated .mobile-menu-grid {
        gap: clamp(8px, 2vw, 12px);
    }

    .mobile-menu-overlay.non-authenticated .mobile-menu-item {
        width: calc((100vw - (5 * clamp(8px, 2vw, 12px)) - (2 * clamp(12px, 3vw, 16px))) / 4);
        height: calc((100vw - (5 * clamp(8px, 2vw, 12px)) - (2 * clamp(12px, 3vw, 16px))) / 4);
    }

    .mobile-menu-overlay.non-authenticated .mobile-menu-item span {
        font-size: clamp(7px, 1.8vw, 9px);
    }
}

/* Landscape mode adjustments */
@media (orientation: landscape) and (max-height: 500px) {
    :root {
        --mobile-nav-height: clamp(40px, 10vh, 48px);
        --mobile-nav-icon-size: clamp(18px, 5vh, 20px);
        --mobile-nav-label-size: clamp(8px, 2.5vh, 10px);
    }

    .mobile-menu-overlay {
        max-height: 90vh;
    }

    .mobile-menu-grid {
        grid-template-columns: repeat(5, 1fr);
    }

    /* Non-authenticated landscape mode - 6 columns */
    .mobile-menu-overlay.non-authenticated .mobile-menu-grid {
        grid-template-columns: repeat(6, 1fr);
    }

    .mobile-menu-overlay.non-authenticated .mobile-menu-item {
        width: calc((100vw - (7 * clamp(8px, 2vw, 12px)) - (2 * clamp(16px, 4vw, 20px))) / 6);
        height: calc((100vw - (7 * clamp(8px, 2vw, 12px)) - (2 * clamp(16px, 4vw, 20px))) / 6);
        max-width: 70px;
        max-height: 70px;
    }
}

/* Ultra small devices */
@media (max-width: 280px) {
    :root {
        --mobile-nav-height: 44px;
        --mobile-nav-icon-size: 18px;
        --mobile-nav-label-size: 8px;
    }

    .mobile-nav-label {
        display: none;
    }

    .mobile-menu-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Even on ultra-small, keep 4 columns for non-authenticated */
    .mobile-menu-overlay.non-authenticated .mobile-menu-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Large phones / small tablets */
@media (min-width: 414px) and (max-width: 768px) {
    :root {
        --mobile-nav-height: 60px;
        --mobile-nav-icon-size: 24px;
        --mobile-nav-label-size: 11px;
    }

    .mobile-nav-container {
        max-width: 600px;
    }

    .mobile-menu-grid {
        grid-template-columns: repeat(4, 1fr);
        max-width: 450px;
    }

    .mobile-menu-overlay.non-authenticated .mobile-menu-item {
        max-width: 90px;
        max-height: 90px;
    }

    .mobile-menu-overlay.non-authenticated .mobile-menu-item svg {
        width: clamp(22px, 40%, 30px);
        height: clamp(22px, 40%, 30px);
    }

    .mobile-menu-overlay.non-authenticated .mobile-menu-item span {
        font-size: clamp(9px, 2.2vw, 11px);
    }
}

/* Prevent overscroll/pull-to-refresh when menu is open */
body.menu-open {
    overflow: hidden;
    position: fixed;
    width: 100%;
}

/* Ensure menu content scrolls properly without triggering refresh */
.mobile-menu-overlay {
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
}

.mobile-menu-overlay.show {
    overscroll-behavior-y: contain;
}

/* Prevent any pull-to-refresh on the menu itself */
.mobile-menu-overlay * {
    overscroll-behavior: none;
}

/* Accessibility */
.mobile-nav-item:focus-visible {
    outline: 2px solid var(--spotify-green);
    outline-offset: 2px;
    border-radius: 8px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .mobile-bottom-nav {
        border-top-width: 1px;
    }

    .mobile-nav-item.active::after {
        width: 6px;
        height: 6px;
    }

    .mobile-menu-overlay {
        border: 1px solid var(--nav-border);
    }

    .mobile-menu-overlay.non-authenticated .mobile-menu-item {
        box-shadow: 0 0 0 1px var(--circle-icon-color);
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Print styles */
@media print {

    .mobile-bottom-nav,
    .mobile-menu-overlay,
    .mobile-backdrop {
        display: none !important;
    }

    body {
        padding-bottom: 0 !important;
    }
}