:root {
    --neon-blue: #00F0FF;
    --neon-pink: #FF007A;
    --neon-purple: #9D00FF;
    --dark-bg: #0A0F1A;
    --card-bg: #121A2A;
    --text-primary: #FFFFFF;
    --text-secondary: #A0A8C0;
    --success: #00E676;
    --warning: #FFC107;
    --top-strip-height: 58px;
    --app-height: 100vh;
}

[data-theme="light"] {
    --dark-bg: #F0F2F5;
    --card-bg: #FFFFFF;
    --text-primary: #1E293B;
    --text-secondary: #64748B;
    --neon-blue: #0077cc;
    --neon-pink: #cc0055;
    --neon-purple: #6600cc;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
    -webkit-tap-highlight-color: transparent;
}

html,
body {
    min-height: 100%;
    min-height: var(--app-height);
}

body {
    background-color: var(--dark-bg);
    color: var(--text-primary);
    min-height: 100vh;
    min-height: var(--app-height);
    padding-bottom: calc(70px + env(safe-area-inset-bottom, 0px));
    position: relative;
    transition: background-color 0.3s;
    width: 100%;
    overflow-x: hidden;
}

/* 3D Animated Background */
.bg-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    height: var(--app-height);
    z-index: -1;
    overflow: hidden;
}

.bg-circle {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.2;
    animation: float 15s infinite linear;
}

.circle-1 {
    width: 300px;
    height: 300px;
    background: var(--neon-blue);
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.circle-2 {
    width: 400px;
    height: 400px;
    background: var(--neon-pink);
    top: 60%;
    left: 70%;
    animation-delay: 3s;
}

.circle-3 {
    width: 250px;
    height: 250px;
    background: var(--neon-purple);
    top: 30%;
    left: 50%;
    animation-delay: 6s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    25% { transform: translate(50px, 50px) rotate(5deg); }
    50% { transform: translate(0, 100px) rotate(0deg); }
    75% { transform: translate(-50px, 50px) rotate(-5deg); }
}

/* Container */
.container {
    max-width: 100%;
    padding: calc(var(--top-strip-height) + 10px) 15px 15px;
    position: relative;
    z-index: 1;
    width: 100%;
    overflow-x: hidden;
}

/* Header */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    margin: 0;
    min-height: var(--top-strip-height);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: linear-gradient(90deg, rgba(6, 18, 38, 0.96), rgba(8, 14, 28, 0.96));
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    z-index: 3000;
    -webkit-backdrop-filter: blur(6px);
    backdrop-filter: blur(6px);
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-text {
    font-size: 1.9rem;
    font-weight: 800;
    background: linear-gradient(45deg, var(--neon-blue), var(--neon-purple));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Header Search Bar */
.header-search {
    flex: 1;
    max-width: 400px;
    margin: 0 15px;
    display: flex;
    align-items: center;
}

#global-search {
    width: 100%;
    padding: 8px 18px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    font-size: 0.85rem;
    outline: none;
    transition: all 0.3s ease;
}

#global-search:focus {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--neon-blue);
    box-shadow: 0 0 10px rgba(0, 240, 255, 0.2);
}

.batch-btn.is-enrolled {
    background: rgba(34, 197, 94, 0.16) !important;
    border: 1px solid rgba(34, 197, 94, 0.45) !important;
    color: #22c55e !important;
}

.subject-path-strip {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 12px 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(6, 11, 21, 0.74);
}

.modal-search-row {
    display: grid;
    grid-template-columns: auto minmax(120px, 1fr);
    align-items: center;
    gap: 12px;
}

.modal-back-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 42px;
    padding: 0 14px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.055);
    color: rgba(255, 255, 255, 0.78);
    cursor: pointer;
    font-size: 0.86rem;
    font-weight: 700;
    line-height: 1;
    white-space: nowrap;
    transition: transform 0.18s, border-color 0.18s, background 0.18s, color 0.18s;
}

.modal-back-btn:hover {
    border-color: rgba(0, 240, 255, 0.42);
    background: rgba(0, 240, 255, 0.1);
    color: #fff;
    transform: translateX(-2px);
}

.modal-back-btn i {
    font-size: 0.9rem;
}

.modal-search-input {
    width: 100%;
    height: 46px;
    padding: 0 18px 0 42px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    background:
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' viewBox='0 0 24 24' fill='none' stroke='rgba(160,168,192,0.9)' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cpath d='m21 21-4.3-4.3'/%3E%3C/svg%3E") 15px center / 18px 18px no-repeat,
        rgba(255, 255, 255, 0.055);
    color: var(--text-primary);
    outline: none;
    font-size: 0.9rem;
    font-weight: 500;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
    transition: border-color 0.2s, background-color 0.2s, box-shadow 0.2s;
}

.modal-search-input::placeholder {
    color: rgba(160, 168, 192, 0.76);
}

.modal-search-input:focus {
    border-color: rgba(0, 240, 255, 0.48);
    background-color: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 4px rgba(0, 240, 255, 0.08);
}

.modal-tab-row {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

/* Header Icons */
.header-icons {
    display: flex;
    gap: 12px;
    align-items: center;
}

.header-icon {
    font-size: 1.1rem;
    color: var(--text-primary);
    position: relative;
    cursor: pointer;
}

.notification-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background: var(--neon-pink);
    color: black;
    font-size: 0.7rem;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
}

/* Bottom Navigation */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: var(--card-bg);
    display: flex;
    justify-content: space-around;
    padding: 10px 0;
    padding-bottom: calc(10px + env(safe-area-inset-bottom, 0px));
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.3);
    z-index: 99999 !important;
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.8rem;
    transition: all 0.3s;
}

.nav-item.active {
    color: var(--neon-blue);
}

.nav-icon {
    font-size: 1.4rem;
    margin-bottom: 3px;
}

/* Dashboard Cards */
.dashboard-card {
    background: var(--card-bg);
    border-radius: 15px;
    padding: 15px;
    margin-bottom: 15px;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s;
}

.dashboard-card:hover {
    transform: translateY(-5px);
}

@media (hover: none) {
    .dashboard-card:hover {
        transform: none;
    }
    .batch-card:hover {
        transform: none;
        box-shadow: 0 4px 15px rgba(0, 240, 255, 0.1);
    }
    .feature-card:hover {
        transform: none;
        border-color: rgba(255, 255, 255, 0.08);
    }
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.card-title {
    font-size: 1.1rem;
    font-weight: 600;
}

.card-more {
    color: var(--neon-blue);
    font-size: 0.9rem;
    cursor: pointer;
}

/* 3 Dot Menu */
.card-menu {
    position: relative;
}

.menu-dots {
    cursor: pointer;
    padding: 5px;
}

.menu-options {
    position: absolute;
    top: 25px;
    right: 0;
    background: var(--card-bg);
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    padding: 8px 0;
    width: 150px;
    z-index: 10;
    display: none;
}

.menu-option {
    padding: 8px 15px;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.menu-option:hover {
    background: rgba(0, 240, 255, 0.1);
}

/* Progress Bar */
.progress-container {
    margin: 10px 0;
}

.progress-bar {
    height: 6px;
    background: rgba(160, 168, 192, 0.2);
    border-radius: 3px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--neon-blue), var(--neon-pink));
    border-radius: 3px;
    width: 0;
    transition: width 1s ease;
}

/* Continue Watching */
.continue-watching {
    display: flex;
    overflow-x: auto;
    gap: 10px;
    padding: 5px 0;
    scrollbar-width: none;
}

.continue-watching::-webkit-scrollbar {
    display: none;
}

.continue-item {
    min-width: 200px;
    background: var(--card-bg);
    border-radius: 10px;
    overflow: hidden;
    position: relative;
}

.continue-thumbnail {
    width: 100%;
    height: 110px;
    background: linear-gradient(45deg, var(--neon-blue), var(--neon-purple));
    display: flex;
    align-items: center;
    justify-content: center;
    color: black;
    font-size: 2rem;
    position: relative;
}

.favorite-icon {
    position: absolute;
    top: 8px;
    right: 8px;
    color: var(--neon-pink);
    font-size: 1.2rem;
    cursor: pointer;
    z-index: 2;
}

.continue-info {
    padding: 10px;
}

.continue-title {
    font-size: 0.9rem;
    margin-bottom: 5px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.continue-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.continue-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 3px;
    background: var(--neon-blue);
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr); /* Desktop: always 3 columns */
    gap: 20px;
    margin-top: 20px;
    width: 100%;
    min-width: 0;
    box-sizing: border-box;
}

/* Tablet (e.g. 600px–900px): 2 columns */
@media (max-width: 900px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 14px;
    }
}

/* Mobile (below 480px): still 2 columns but smaller gap */
@media (max-width: 480px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
}

/* Very small screens (below 360px): 1 column */
@media (max-width: 360px) {
    .features-grid {
        grid-template-columns: 1fr;
    }
}

.feature-card {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    padding: 15px;
    text-align: center;
    transition: transform 0.3s, border-color 0.3s;
    min-width: 0;        /* ← prevents overflow */
    box-sizing: border-box;
}

.feature-card:hover {
    transform: scale(1.03);
    border-color: rgba(0, 240, 255, 0.25);
}

.feature-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(45deg, var(--neon-blue), var(--neon-purple));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 10px;
    color: black;
    font-size: 1.5rem;
    flex-shrink: 0;      /* ← icon size stable rahe */
}

.feature-name {
    font-size: 0.9rem;
    font-weight: 500;
    word-break: break-word; /* ← long names wrap hoga cut nahi */
}

/* Batch Grid Layout */
.batch-grid {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 15px;
    margin-top: 15px;
}

@media (max-width: 1400px) {
    .batch-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

@media (max-width: 1100px) {
    .batch-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

@media (max-width: 760px) {
    .batch-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 520px) {
    .batch-grid {
        grid-template-columns: 1fr;
    }
}

/* Batch Card Styling */
.batch-card {
    background: var(--card-bg);
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
    box-shadow: 0 4px 15px rgba(0, 240, 255, 0.1);
    cursor: pointer;
}

.batch-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 25px rgba(0, 240, 255, 0.2);
}

/* Batch Image */
.batch-image {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background:
        linear-gradient(135deg, rgba(0, 240, 255, 0.08), rgba(255, 0, 122, 0.08)),
        #050914;
    display: flex;
    align-items: center;
    justify-content: center;
}

.batch-image::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(180deg, rgba(5, 9, 20, 0.3), rgba(5, 9, 20, 0.6)),
        var(--batch-thumb, none);
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    filter: blur(14px);
    opacity: 0.34;
    transform: scale(1.08);
}

.batch-image img {
    position: relative;
    z-index: 1;
    width: auto;
    height: auto;
    max-width: 100%;
    max-height: 100%;
    object-fit: contain !important;
    object-position: center center;
    display: block;
    background: transparent;
}

.batch-card:hover .batch-image img {
    transform: none;
}

.batch-card[data-batch-key="dataClass201"] .batch-image::before {
    background-size: 100% 100%;
    filter: none;
    opacity: 0.12;
    transform: none;
}

.batch-card[data-batch-key="dataClass201"] .batch-image img {
    width: 100%;
    height: 100%;
    max-width: 100%;
    max-height: 100%;
    object-fit: fill !important;
    padding: 0;
}

.batch-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    z-index: 3;
    background: var(--neon-pink);
    color: white;
    font-size: 0.7rem;
    padding: 4px 10px;
    border-radius: 15px;
    font-weight: bold;
}

/* Batch Details */
.batch-details {
    padding: 10px;
}

.batch-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
    line-height: 1.3;
}

.batch-instructor {
    font-size: 0.74rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.batch-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 10px;
    font-size: 0.7rem;
    color: var(--text-secondary);
}

.batch-btn {
    background: linear-gradient(45deg, var(--neon-blue), var(--neon-pink));
    color: black;
    border: none;
    padding: 6px 10px;
    border-radius: 15px;
    font-size: 0.7rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.batch-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(0, 240, 255, 0.3);
}

/* Notifications Panel */
.notifications-panel {
    position: fixed;
    top: var(--top-strip-height);
    right: -100%;
    width: 85%;
    max-width: 300px;
    height: calc(100% - var(--top-strip-height));
    background: var(--card-bg);
    box-shadow: -5px 0 15px rgba(0, 0, 0, 0.3);
    transition: right 0.3s ease;
    z-index: 9500;
    padding: 20px;
    overflow-y: auto;
}

.notifications-panel.open {
    right: 0;
}

.notifications-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.notifications-title {
    font-size: 1.2rem;
    font-weight: 600;
}

.close-notifications {
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
}

.notification-item {
    padding: 12px 0;
    border-bottom: 1px solid rgba(160, 168, 192, 0.2);
}

.notification-time {
    font-size: 0.7rem;
    color: var(--text-secondary);
    margin-top: 5px;
}

/* Video Player Modal */
.player-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 10px 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(7, 9, 15, 0.96);
    flex-shrink: 0;
}

.player-title-row {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
}

.player-back-btn {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    height: 38px;
    padding: 0 13px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    background: rgba(255, 255, 255, 0.06);
    color: rgba(255, 255, 255, 0.86);
    cursor: pointer;
    font-size: 0.84rem;
    font-weight: 700;
    white-space: nowrap;
    transition: border-color 0.2s, background 0.2s, color 0.2s, transform 0.2s;
}

.player-back-btn:hover {
    border-color: rgba(0, 240, 255, 0.45);
    background: rgba(0, 240, 255, 0.1);
    color: #fff;
    transform: translateX(-2px);
}

.player-chapter-title {
    min-width: 0;
    color: #fff;
    font-size: 0.98rem;
    font-weight: 800;
    line-height: 1.3;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.premium-video-controls {
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 12px 16px 14px;
    background: linear-gradient(180deg, #11131c 0%, #0b0d13 100%);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.28);
}

.premium-progress-row {
    display: grid;
    grid-template-columns: 54px minmax(80px, 1fr) 54px;
    align-items: center;
    gap: 10px;
}

.premium-time {
    color: rgba(255, 255, 255, 0.72);
    font-size: 0.75rem;
    font-weight: 700;
    line-height: 1;
    white-space: nowrap;
    text-align: center;
    font-variant-numeric: tabular-nums;
}

.premium-progress-track {
    position: relative;
    height: 18px;
    cursor: pointer;
    border-radius: 999px;
}

.premium-progress-track::before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: 50%;
    height: 6px;
    transform: translateY(-50%);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.14);
}

.premium-progress-fill {
    position: absolute;
    left: 0;
    top: 50%;
    width: 0%;
    height: 6px;
    transform: translateY(-50%);
    border-radius: 999px;
    background: linear-gradient(90deg, var(--neon-blue), var(--neon-pink));
    box-shadow: 0 0 14px rgba(0, 240, 255, 0.25);
    pointer-events: none;
}

.premium-progress-thumb {
    position: absolute;
    left: 0%;
    top: 50%;
    width: 16px;
    height: 16px;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    background: #fff;
    border: 3px solid var(--neon-blue);
    box-shadow: 0 0 0 5px rgba(0, 240, 255, 0.13), 0 4px 14px rgba(0, 0, 0, 0.35);
    pointer-events: none;
}

.premium-control-row {
    display: flex;
    align-items: center;
    gap: 9px;
    min-height: 42px;
}

.premium-control-btn,
.premium-speed-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    min-width: 38px;
    height: 38px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.07);
    color: rgba(255, 255, 255, 0.86);
    cursor: pointer;
    transition: transform 0.18s, border-color 0.18s, background 0.18s, color 0.18s;
}

.premium-control-btn:hover,
.premium-speed-btn:hover {
    border-color: rgba(0, 240, 255, 0.42);
    background: rgba(0, 240, 255, 0.11);
    color: #fff;
}

.premium-control-btn:active,
.premium-speed-btn:active {
    transform: scale(0.95);
}

.premium-play-btn {
    width: 46px;
    height: 46px;
    border: 0;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-pink));
    color: #05070c;
    font-size: 1.05rem;
    box-shadow: 0 8px 26px rgba(255, 0, 122, 0.2);
}

.premium-play-btn:hover {
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-pink));
    color: #05070c;
}

.premium-skip-btn {
    gap: 4px;
    min-width: 56px;
    padding: 0 10px;
    font-size: 0.82rem;
    font-weight: 800;
}

.premium-skip-btn span {
    font-size: 0.72rem;
    line-height: 1;
}

.premium-volume-slider {
    width: 76px;
    accent-color: var(--neon-blue);
}

.premium-control-spacer {
    flex: 1;
}

.premium-speed-btn {
    min-width: 46px;
    padding: 0 10px;
    font-size: 0.76rem;
    font-weight: 800;
}

.video-comments-box {
    margin-top: 14px;
    padding: 12px;
    border: 1px solid rgba(255, 255, 255, 0.09);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.035);
}

.video-comments-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 10px;
}

.video-comments-title {
    font-size: 0.9rem;
    font-weight: 800;
}

.video-comments-sub {
    margin-top: 2px;
    color: var(--text-secondary);
    font-size: 0.74rem;
}

.video-comment-cancel {
    border: 1px solid rgba(255, 255, 255, 0.14);
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-primary);
    border-radius: 999px;
    padding: 6px 10px;
    font-size: 0.72rem;
    font-weight: 700;
    cursor: pointer;
}

.video-comments-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    max-height: 220px;
    overflow-y: auto;
    margin-bottom: 10px;
}

.video-comment-empty {
    color: var(--text-secondary);
    font-size: 0.78rem;
    padding: 10px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.04);
}

.video-comment-item {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: 10px;
    align-items: start;
    padding: 10px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.055);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.video-comment-item.is-editing {
    border-color: rgba(0, 240, 255, 0.42);
    background: rgba(0, 240, 255, 0.06);
}

.video-comment-time {
    border: none;
    border-radius: 999px;
    background: rgba(0, 240, 255, 0.12);
    color: var(--neon-blue);
    padding: 5px 8px;
    font-size: 0.72rem;
    font-weight: 800;
    cursor: pointer;
    white-space: nowrap;
}

.video-comment-text {
    min-width: 0;
    color: rgba(255, 255, 255, 0.88);
    font-size: 0.83rem;
    line-height: 1.45;
    word-break: break-word;
    white-space: pre-wrap;
}

.video-comment-meta {
    margin-top: 4px;
    color: var(--text-secondary);
    font-size: 0.68rem;
}

.video-comment-actions {
    display: flex;
    gap: 4px;
}

.video-comment-icon {
    width: 28px;
    height: 28px;
    border: none;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-secondary);
    cursor: pointer;
}

.video-comment-icon:hover {
    color: var(--neon-blue);
    background: rgba(0, 240, 255, 0.1);
}

.video-comment-icon.delete:hover {
    color: #ff4d6d;
    background: rgba(255, 77, 109, 0.1);
}

.video-comment-compose {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 8px;
    align-items: stretch;
}

.video-comment-compose textarea {
    resize: vertical;
    min-height: 48px;
    max-height: 130px;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-primary);
    padding: 10px;
    outline: none;
    font-size: 0.82rem;
}

.video-comment-compose textarea:focus {
    border-color: rgba(0, 240, 255, 0.42);
}

.video-comment-compose button {
    min-width: 72px;
    border: none;
    border-radius: 10px;
    background: linear-gradient(45deg, var(--neon-blue), var(--neon-pink));
    color: #000;
    font-weight: 900;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    padding: 8px 12px;
}

.video-comment-compose small {
    font-size: 0.66rem;
    font-weight: 800;
    opacity: 0.75;
}

.floating-player-shell {
    display: none;
}

#videoModal.is-floating {
    inset: auto 16px 86px auto !important;
    width: min(360px, calc(100vw - 32px)) !important;
    height: auto !important;
    aspect-ratio: 16 / 9;
    z-index: 100000 !important;
    background: #000 !important;
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 18px 50px rgba(0, 0, 0, 0.55);
}

#videoModal.is-floating .player-topbar,
#videoModal.is-floating .premium-video-controls,
#videoModal.is-floating .player-info-panel,
#videoModal.is-floating #attachmentsPanel {
    display: none !important;
}

#videoModal.is-floating .player-body,
#videoModal.is-floating .player-main,
#videoModal.is-floating .player-video-wrap {
    display: block !important;
    width: 100% !important;
    height: 100% !important;
    min-height: 0 !important;
    overflow: hidden !important;
}

#videoModal.is-floating #videoPlayer {
    width: 100% !important;
    height: 100% !important;
    max-height: none !important;
    object-fit: contain !important;
    background: #000;
}

#videoModal.is-floating #tapLeft,
#videoModal.is-floating #tapRight,
#videoModal.is-floating #tapFeedbackLeft,
#videoModal.is-floating #tapFeedbackRight {
    display: none !important;
}

#videoModal.is-floating .floating-player-shell {
    display: flex;
    position: absolute;
    inset: 0;
    align-items: flex-start;
    justify-content: flex-end;
    gap: 6px;
    padding: 8px;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.56), transparent 48%, rgba(0, 0, 0, 0.5));
    pointer-events: auto;
}

.floating-player-btn {
    width: 32px;
    height: 32px;
    border: none;
    border-radius: 50%;
    background: rgba(8, 12, 22, 0.82);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.28);
}

.floating-close-btn {
    color: #ff4d6d;
}

.floating-player-title {
    position: absolute;
    left: 10px;
    right: 10px;
    bottom: 8px;
    color: #fff;
    font-size: 0.78rem;
    font-weight: 700;
    line-height: 1.25;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.85);
}

.video-modal {
    position: fixed;
    top: var(--top-strip-height);
    left: 0;
    width: 100%;
    height: calc(100% - var(--top-strip-height));
    height: calc(var(--app-height) - var(--top-strip-height));
    background: var(--dark-bg);
    z-index: 10001; /* above overlay (which uses 9998) */
    display: none;
    flex-direction: column;
}

.video-modal.active {
    display: flex;
}

#videoModal {
    height: var(--app-height) !important;
    min-height: var(--app-height) !important;
}

#videoModal:not(.is-floating) {
    inset: 0 !important;
    width: 100vw !important;
    max-width: 100vw !important;
    z-index: 100000 !important;
}

body.video-modal-open {
    overflow: hidden;
}

body.video-modal-open .bottom-nav {
    opacity: 0;
    transform: translateY(120%);
    pointer-events: none !important;
}

body.video-modal-open .bottom-nav .nav-item {
    pointer-events: none !important;
}

#videoModal:not(.is-floating) .premium-video-controls,
#videoModal:not(.is-floating) #fullscreenBtn {
    position: relative;
    z-index: 100002;
    pointer-events: auto;
}

.overlay,
.swipe-area {
    height: var(--app-height) !important;
}

.video-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    min-height: 52px;
    background: linear-gradient(90deg, rgba(6, 18, 38, 0.95), rgba(8, 14, 28, 0.95));
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

/* Hide old gateway modal top title strip */
#batchDataModal .video-header {
    display: none;
}

.video-title {
    font-size: 1rem;
    font-weight: 500;
}

.close-video {
    font-size: 1.5rem;
    color: white;
    cursor: pointer;
}

.video-container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

#batchDataModal .video-container {
    align-items: flex-start;
    justify-content: flex-start;
}

/* Hide visible scrollbars across pages/modals */
html, body, .video-container, #batchDataContent {
    scrollbar-width: none;
    -ms-overflow-style: none;
}

html::-webkit-scrollbar,
body::-webkit-scrollbar,
.video-container::-webkit-scrollbar,
#batchDataContent::-webkit-scrollbar {
    width: 0;
    height: 0;
    display: none;
}

.video-player {
    width: 100%;
    max-width: 800px;
    background: black;
}

.video-controls {
    padding: 15px;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    gap: 15px;
}

.control-btn {
    font-size: 1.2rem;
    color: white;
    cursor: pointer;
}

/* Offline Indicator */
.offline-indicator {
    position: fixed;
    top: calc(var(--top-strip-height) + 8px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--neon-pink);
    color: black;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    z-index: 1001;
    display: none;
}

/* Sections */
.section {
    display: none;
}

.section.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Swipe Detection */
.swipe-area {
    width: 100%;
    height: 100%;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1;
    display: none;
}

.swipe-area.active {
    display: block;
}

/* Responsive */
/* Tablet (768px to 1023px) */
@media (min-width: 768px) {
    .container {
        max-width: 95%;
        margin: 0 auto;
        padding: calc(var(--top-strip-height) + 12px) 15px 15px;
    }
    
    .continue-item {
        min-width: 220px;
    }
    
    .features-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .batch-grid {
        grid-template-columns: repeat(5, minmax(0, 1fr));
        gap: 20px;
    }

    body {
        padding-bottom: 70px;
    }
}

/* Small Laptop (1024px to 1439px) */
@media (min-width: 1024px) {
    .container {
        max-width: 1200px;
        margin: 0 auto;
        padding: calc(var(--top-strip-height) + 14px) 20px 20px;
    }

    .dashboard-card {
        padding: 20px;
        margin-bottom: 20px;
    }

    .features-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 15px;
    }

    .batch-grid {
        grid-template-columns: repeat(5, minmax(0, 1fr));
        gap: 18px;
    }

    .continue-watching {
        gap: 15px;
    }

    .continue-item {
        min-width: 240px;
    }
}

/* Large Desktop (1440px and above) */
@media (min-width: 1440px) {
    .container {
        max-width: 1400px;
        margin: 0 auto;
        padding: calc(var(--top-strip-height) + 16px) 25px 25px;
    }

    .batch-grid {
        grid-template-columns: repeat(5, minmax(0, 1fr));
        gap: 18px;
    }

    .features-grid {
        grid-template-columns: repeat(6, 1fr);
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .batch-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

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

    .video-player {
        max-width: 100%;
    }

    .video-modal {
        width: 100%;
    }

    .subject-path-strip {
        padding: 10px 12px;
    }

    .modal-search-row {
        grid-template-columns: auto minmax(0, 1fr);
        gap: 8px;
    }

    .modal-back-btn {
        width: 42px;
        padding: 0;
    }

    .modal-back-btn span {
        display: none;
    }

    .modal-search-input {
        height: 44px;
        font-size: 0.86rem;
    }

    .premium-video-controls {
        padding: 10px 12px 12px;
        gap: 10px;
    }

    .premium-progress-row {
        grid-template-columns: 48px minmax(70px, 1fr) 48px;
        gap: 7px;
    }

    .premium-control-row {
        gap: 7px;
        flex-wrap: wrap;
    }

    .premium-control-spacer {
        flex-basis: 100%;
        height: 0;
        order: 1;
    }

    .premium-speed-btn,
    #fullscreenBtn {
        order: 2;
    }

    .premium-volume-slider {
        width: 64px;
    }

    .video-comment-item {
        grid-template-columns: 1fr auto;
    }

    .video-comment-time {
        width: fit-content;
    }

    .video-comment-text {
        grid-column: 1 / -1;
        order: 3;
    }

    #videoModal.is-floating {
        right: 10px !important;
        bottom: 78px !important;
        width: min(260px, calc(100vw - 20px)) !important;
        border-radius: 10px;
    }

    .floating-player-btn {
        width: 30px;
        height: 30px;
    }
}
/* Fullscreen Video Fix */
#videoModal:fullscreen,
#videoModal:-webkit-full-screen,
#videoModal:-moz-full-screen {
    top: 0 !important;
    height: 100vh !important;
    height: var(--app-height) !important;
    width: 100vw !important;
    background: #000 !important;
    display: flex !important;
    flex-direction: column !important;
}

#videoModal:fullscreen #videoPlayer,
#videoModal:-webkit-full-screen #videoPlayer,
#videoModal:-moz-full-screen #videoPlayer {
    width: 100vw !important;
    height: calc(100vh - 120px) !important;
    height: calc(var(--app-height) - 120px) !important;
    max-height: none !important;
    object-fit: contain !important;
}

#videoModal:fullscreen .bottom-nav,
#videoModal:-webkit-full-screen .bottom-nav {
    display: none !important;
}

body.telegram-fullscreen-active {
    overflow: hidden !important;
}

body.telegram-fullscreen-active #videoModal {
    display: flex !important;
    position: fixed !important;
    inset: 0 !important;
    width: 100vw !important;
    height: var(--app-height) !important;
    min-height: var(--app-height) !important;
    max-width: 100vw !important;
    background: #000 !important;
    z-index: 100000 !important;
}

body.telegram-fullscreen-active #videoModal .player-topbar,
body.telegram-fullscreen-active #videoModal .player-info-panel,
body.telegram-fullscreen-active #videoModal #attachmentsPanel {
    display: none !important;
}

body.telegram-fullscreen-active #videoModal .player-body,
body.telegram-fullscreen-active #videoModal .player-main {
    height: 100% !important;
    max-height: none !important;
    overflow: hidden !important;
}

body.telegram-fullscreen-active #videoModal .player-video-wrap {
    flex: 1 1 auto !important;
    min-height: 0 !important;
    height: auto !important;
    max-height: none !important;
    overflow: hidden !important;
}

body.telegram-fullscreen-active #videoPlayer {
    width: 100vw !important;
    height: calc(var(--app-height) - 92px) !important;
    max-height: none !important;
    object-fit: contain !important;
}

body.telegram-fullscreen-active .premium-video-controls {
    position: relative;
    z-index: 100002;
}

body.telegram-fullscreen-active .bottom-nav,
body.telegram-fullscreen-active .bottom-nav .nav-item {
    display: none !important;
    pointer-events: none !important;
}

body.telegram-landscape-active #videoModal {
    width: var(--app-height) !important;
    height: 100vw !important;
    min-height: 100vw !important;
    max-width: none !important;
    top: 0 !important;
    left: 100vw !important;
    right: auto !important;
    bottom: auto !important;
    transform: rotate(90deg) !important;
    transform-origin: top left !important;
}

body.telegram-landscape-active #videoModal .player-body,
body.telegram-landscape-active #videoModal .player-main {
    width: var(--app-height) !important;
    height: 100vw !important;
}

body.telegram-landscape-active #videoModal .player-video-wrap {
    width: var(--app-height) !important;
    height: calc(100vw - 92px) !important;
    flex: 1 1 auto !important;
}

body.telegram-landscape-active #videoPlayer {
    width: var(--app-height) !important;
    height: calc(100vw - 92px) !important;
    max-height: none !important;
    object-fit: contain !important;
}

body.telegram-landscape-active .premium-video-controls {
    width: var(--app-height) !important;
    flex-shrink: 0 !important;
}

.telegram-player-close-btn,
.telegram-settings-btn {
    display: none;
}

.telegram-settings-sheet {
    display: none;
}

body.telegram-player-mode {
    overflow: hidden !important;
}

body.telegram-player-mode #videoModal:not(.is-floating) {
    display: flex !important;
    background: #000 !important;
    overflow: hidden !important;
}

body.telegram-player-mode #videoModal:not(.is-floating) .player-topbar,
body.telegram-player-mode #videoModal:not(.is-floating) .player-info-panel,
body.telegram-player-mode #videoModal:not(.is-floating) #attachmentsPanel {
    display: none !important;
}

body.telegram-player-mode #videoModal:not(.is-floating) .player-body,
body.telegram-player-mode #videoModal:not(.is-floating) .player-main {
    position: relative !important;
    height: 100% !important;
    max-height: none !important;
    overflow: hidden !important;
}

body.telegram-player-mode #videoModal:not(.is-floating) .player-video-wrap {
    flex: 1 1 auto !important;
    width: 100% !important;
    height: 100% !important;
    max-height: none !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    overflow: hidden !important;
    background: #000 !important;
}

body.telegram-player-mode #videoModal:not(.is-floating) #videoPlayer {
    width: 100% !important;
    height: 100% !important;
    max-height: none !important;
    object-fit: contain !important;
}

body.telegram-player-mode #videoModal:not(.is-floating) .premium-video-controls {
    position: absolute !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    z-index: 100004 !important;
    padding: 10px 12px 14px !important;
    gap: 8px !important;
    border: 0 !important;
    box-shadow: none !important;
    background: linear-gradient(0deg, rgba(0,0,0,0.78), rgba(0,0,0,0.38) 65%, transparent) !important;
}

body.telegram-player-mode #videoModal:not(.is-floating) .premium-control-row {
    justify-content: center !important;
    gap: 10px !important;
}

body.telegram-player-mode #videoModal:not(.is-floating) #skipBackBtn,
body.telegram-player-mode #videoModal:not(.is-floating) #skipFwdBtn,
body.telegram-player-mode #videoModal:not(.is-floating) #muteBtn,
body.telegram-player-mode #videoModal:not(.is-floating) #volumeSlider,
body.telegram-player-mode #videoModal:not(.is-floating) #speedBtn,
body.telegram-player-mode #videoModal:not(.is-floating) .premium-control-spacer {
    display: none !important;
}

body.telegram-player-mode #videoModal:not(.is-floating) .telegram-player-close-btn,
body.telegram-player-mode #videoModal:not(.is-floating) .telegram-settings-btn {
    position: absolute;
    top: 12px;
    z-index: 100006;
    width: 38px;
    height: 38px;
    border: 0;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    background: rgba(0, 0, 0, 0.46);
    backdrop-filter: blur(10px);
    cursor: pointer;
}

body.telegram-player-mode #videoModal:not(.is-floating) .telegram-player-close-btn {
    left: 12px;
}

body.telegram-player-mode #videoModal:not(.is-floating) .telegram-settings-btn {
    right: 12px;
}

body.telegram-player-mode.telegram-fullscreen-active #videoPlayer,
body.telegram-player-mode.telegram-landscape-active #videoPlayer {
    height: 100% !important;
}

body.telegram-player-mode.telegram-landscape-active #videoModal .player-video-wrap {
    height: 100vw !important;
}

body.telegram-player-mode.telegram-landscape-active .premium-video-controls {
    width: 100% !important;
}

body.telegram-player-mode .telegram-settings-sheet {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 100020;
    display: block;
    padding: 10px 16px calc(16px + env(safe-area-inset-bottom));
    border-radius: 16px 16px 0 0;
    background: #202124;
    color: #fff;
    transform: translateY(110%);
    transition: transform 0.22s ease;
    box-shadow: 0 -18px 40px rgba(0,0,0,0.42);
}

body.telegram-player-mode.telegram-settings-open .telegram-settings-sheet {
    transform: translateY(0);
}

.telegram-sheet-handle {
    width: 44px;
    height: 4px;
    margin: 0 auto 10px;
    border-radius: 999px;
    background: rgba(255,255,255,0.28);
}

.telegram-sheet-row {
    width: 100%;
    min-height: 48px;
    display: grid;
    grid-template-columns: 28px minmax(0, 1fr) auto;
    align-items: center;
    gap: 12px;
    border: 0;
    background: transparent;
    color: #fff;
    text-align: left;
    font: inherit;
    font-weight: 700;
    cursor: pointer;
}

.telegram-sheet-row strong {
    color: rgba(255,255,255,0.68);
    font-size: 0.86rem;
}

.telegram-speed-choices {
    display: none;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    padding: 6px 0 10px 40px;
}

.telegram-speed-choices.open {
    display: grid;
}

.telegram-speed-choices button {
    min-height: 34px;
    border: 1px solid rgba(255,255,255,0.16);
    border-radius: 999px;
    background: rgba(255,255,255,0.08);
    color: #fff;
    font-weight: 800;
    cursor: pointer;
}

.telegram-speed-choices button.active {
    border-color: transparent;
    color: #000;
    background: linear-gradient(45deg, var(--neon-blue), var(--neon-pink));
}

/* Nav always on top */
.bottom-nav {
    z-index: 99999 !important;
    pointer-events: all !important;
}

.bottom-nav .nav-item {
    pointer-events: all !important;
    position: relative;
    z-index: 99999 !important;
}

.overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.45);
    display: none;
    z-index: 9000 !important;
}

.swipe-area {
    z-index: 9001 !important;
    pointer-events: none !important;
}