/* ===== Cloud Classroom Page Specific Styles ===== */

/* Hero */
.classroom-hero {
    padding: 120px 0 60px;
    background: #0f0f0f;
    position: relative;
    overflow: hidden;
    color: white;
}

.hero-bg-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse at 20% 50%, rgba(234, 67, 53, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(66, 133, 244, 0.1) 0%, transparent 40%),
        radial-gradient(ellipse at 60% 80%, rgba(155, 114, 203, 0.1) 0%, transparent 40%);
    pointer-events: none;
}

.classroom-hero .product-breadcrumb {
    color: rgba(255,255,255,0.6);
}

.classroom-hero .product-breadcrumb a {
    color: rgba(255,255,255,0.8);
}

.classroom-hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px;
    position: relative;
    z-index: 2;
}

.classroom-hero-content .product-breadcrumb {
    justify-content: center;
}

.classroom-hero-content h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.gradient-text-red {
    background: linear-gradient(135deg, #ea4335, #fbbc04, #ea4335);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-tagline {
    font-size: 1.15rem;
    color: rgba(255,255,255,0.7);
    line-height: 1.7;
    margin-bottom: 36px;
    max-width: 650px;
    margin-left: auto;
    margin-right: auto;
}

.classroom-hero .hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-red {
    background: #ea4335;
    box-shadow: 0 4px 14px rgba(234, 67, 53, 0.3);
}

.btn-red:hover {
    background: #d33426;
    box-shadow: 0 8px 24px rgba(234, 67, 53, 0.4);
}

.classroom-hero .btn-secondary {
    border-color: rgba(255,255,255,0.3);
    color: white;
}

.classroom-hero .btn-secondary:hover {
    border-color: white;
}

/* Video Player Mockup */
.classroom-hero-visual {
    position: relative;
    z-index: 2;
    max-width: 900px;
    margin: 0 auto;
}

.video-player-mockup {
    display: grid;
    grid-template-columns: 1fr 240px;
    background: #1a1a1a;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 30px 80px rgba(0,0,0,0.5);
    border: 1px solid rgba(255,255,255,0.1);
}

.player-screen {
    position: relative;
    background: linear-gradient(135deg, #1a1f36, #2d1b4e);
    min-height: 320px;
    display: flex;
    flex-direction: column;
}

.player-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
}

.play-button-large {
    cursor: pointer;
    transition: transform 0.3s ease;
}

.play-button-large:hover {
    transform: scale(1.1);
}

.player-overlay-text {
    color: rgba(255,255,255,0.6);
    font-size: 0.85rem;
    font-weight: 500;
}

.player-controls {
    padding: 12px 16px;
    background: rgba(0,0,0,0.8);
}

.progress-bar {
    width: 100%;
    height: 4px;
    background: rgba(255,255,255,0.2);
    border-radius: 2px;
    margin-bottom: 10px;
    cursor: pointer;
}

.progress-fill {
    height: 100%;
    background: #ea4335;
    border-radius: 2px;
    transition: width 0.3s ease;
}

.controls-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.controls-left,
.controls-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.time-display {
    font-size: 0.72rem;
    color: rgba(255,255,255,0.8);
}

/* Player Sidebar */
.player-sidebar {
    padding: 16px;
    border-left: 1px solid rgba(255,255,255,0.1);
    overflow-y: auto;
    max-height: 380px;
}

.sidebar-title {
    font-size: 0.8rem;
    font-weight: 600;
    color: white;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.chapter-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 8px;
    border-radius: 8px;
    margin-bottom: 4px;
    cursor: pointer;
    transition: var(--transition);
}

.chapter-item:hover {
    background: rgba(255,255,255,0.05);
}

.chapter-item.playing {
    background: rgba(234, 67, 53, 0.1);
    border: 1px solid rgba(234, 67, 53, 0.3);
}

.chapter-num {
    font-size: 0.7rem;
    color: rgba(255,255,255,0.4);
    font-weight: 600;
    min-width: 20px;
}

.chapter-info {
    flex: 1;
}

.chapter-name {
    display: block;
    font-size: 0.72rem;
    color: rgba(255,255,255,0.9);
    font-weight: 500;
}

.chapter-dur {
    font-size: 0.65rem;
    color: rgba(255,255,255,0.4);
}

.playing-indicator {
    display: flex;
    gap: 2px;
    align-items: flex-end;
    height: 14px;
}

.playing-indicator span {
    width: 3px;
    background: #ea4335;
    border-radius: 1px;
    animation: equalizer 0.8s ease-in-out infinite;
}

.playing-indicator span:nth-child(1) { height: 60%; animation-delay: 0s; }
.playing-indicator span:nth-child(2) { height: 100%; animation-delay: 0.2s; }
.playing-indicator span:nth-child(3) { height: 40%; animation-delay: 0.4s; }

@keyframes equalizer {
    0%, 100% { transform: scaleY(1); }
    50% { transform: scaleY(0.4); }
}

/* Impact Section */
.impact-section {
    padding: 60px 0;
    background: #0f0f0f;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.impact-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    text-align: center;
}

.impact-item {
    padding: 20px;
}

.impact-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    color: white;
    margin-bottom: 6px;
}

.impact-label {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.5);
}

/* Use Cases */
.usecases-section {
    padding: 100px 0;
    background: white;
}

.usecases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.usecase-card {
    padding: 32px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-300);
    transition: var(--transition);
    text-align: center;
}

.usecase-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.usecase-icon {
    margin-bottom: 20px;
}

.usecase-card h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.usecase-card p {
    font-size: 0.88rem;
    color: var(--gray-700);
    line-height: 1.6;
}

/* Features Section - reuse from email.css base */
.features-section {
    padding: 100px 0;
    background: var(--gray-100);
}

.feature-block {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    margin-bottom: 120px;
}

.feature-block:last-child {
    margin-bottom: 0;
}

.feature-block.reverse {
    direction: rtl;
}

.feature-block.reverse > * {
    direction: ltr;
}

.feature-icon-badge {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.feature-content h3 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.01em;
}

.feature-content > p {
    font-size: 1rem;
    color: var(--gray-700);
    line-height: 1.7;
    margin-bottom: 28px;
}

.feature-list {
    list-style: none;
}

.feature-list li {
    padding: 12px 0;
    border-bottom: 1px solid var(--gray-200);
}

.feature-list li:last-child {
    border-bottom: none;
}

.feature-list li strong {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 3px;
}

.feature-list li span {
    font-size: 0.83rem;
    color: var(--gray-700);
    line-height: 1.5;
}

/* Video Management Visual */
.video-mgmt-visual {
    padding: 16px;
}

.video-grid-demo {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.video-thumb {
    border-radius: var(--radius-sm);
    overflow: hidden;
    background: white;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-300);
    transition: var(--transition);
}

.video-thumb:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.thumb-img {
    width: 100%;
    height: 80px;
    position: relative;
}

.thumb-duration {
    position: absolute;
    bottom: 4px;
    right: 4px;
    background: rgba(0,0,0,0.8);
    color: white;
    padding: 1px 5px;
    border-radius: 3px;
    font-size: 0.6rem;
    font-weight: 500;
    margin-top: -22px;
    display: block;
    position: relative;
    float: right;
    margin-right: 6px;
    transform: translateY(-20px);
}

.thumb-info {
    padding: 8px 10px;
    clear: both;
}

.thumb-title {
    display: block;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 2px;
}

.thumb-meta {
    font-size: 0.65rem;
    color: var(--gray-500);
}

/* Live Visual */
.live-visual {
    padding: 20px;
}

.live-demo {
    background: #1a1a1a;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid rgba(255,255,255,0.1);
}

.live-badge-indicator {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 16px;
    font-size: 0.75rem;
    font-weight: 700;
    color: #ea4335;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.live-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #ea4335;
    animation: blink 1.5s ease-in-out infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.live-screen {
    padding: 30px;
    background: linear-gradient(135deg, #1a1f36, #2d1b4e);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 120px;
}

.live-speaker {
    text-align: center;
}

.speaker-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 8px;
}

.speaker-name {
    font-size: 0.75rem;
    color: rgba(255,255,255,0.7);
}

.live-chat {
    padding: 12px 16px;
    border-top: 1px solid rgba(255,255,255,0.05);
    max-height: 100px;
    overflow: hidden;
}

.chat-msg {
    padding: 4px 0;
    font-size: 0.7rem;
}

.chat-author {
    color: #4285f4;
    font-weight: 600;
    margin-right: 6px;
}

.chat-text {
    color: rgba(255,255,255,0.7);
}

.live-stats {
    display: flex;
    gap: 16px;
    padding: 10px 16px;
    border-top: 1px solid rgba(255,255,255,0.05);
    font-size: 0.7rem;
    color: rgba(255,255,255,0.5);
}

/* Learning Path Visual */
.path-visual {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 24px;
    align-items: center;
}

.learning-path-demo {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    width: 100%;
    max-width: 280px;
}

.path-node {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
}

.path-node-info strong {
    display: block;
    font-size: 0.85rem;
    color: var(--dark);
}

.path-node-info span {
    font-size: 0.72rem;
    color: var(--gray-500);
}

.path-node.current .path-node-info strong {
    color: var(--blue);
}

.path-connector {
    width: 2px;
    height: 20px;
    background: var(--gray-300);
    margin-left: 9px;
}

.path-connector.done {
    background: var(--green);
}

.path-connector.active {
    background: linear-gradient(180deg, var(--green), var(--blue));
}

/* Certificate Preview */
.certificate-preview {
    width: 100%;
    max-width: 240px;
}

.cert-border {
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-sm);
    padding: 20px;
    text-align: center;
    background: linear-gradient(135deg, #fffef5, white);
}

.cert-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}

.cert-title {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--gray-700);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.cert-course {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--dark);
}

.cert-name {
    font-size: 0.8rem;
    color: var(--gray-700);
    font-style: italic;
}

/* Analytics Visual */
.analytics-visual {
    padding: 20px;
}

.analytics-panel {
    background: white;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--gray-300);
    overflow: hidden;
}

.analytics-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 20px;
    background: var(--gray-100);
    border-bottom: 1px solid var(--gray-300);
    font-size: 0.85rem;
    font-weight: 600;
}

.analytics-period {
    font-size: 0.72rem;
    color: var(--gray-500);
    font-weight: 400;
}

.analytics-kpis {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    padding: 20px;
    border-bottom: 1px solid var(--gray-200);
}

.kpi {
    text-align: center;
}

.kpi-value {
    display: block;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--dark);
}

.kpi-label {
    display: block;
    font-size: 0.68rem;
    color: var(--gray-500);
    margin-bottom: 4px;
}

.kpi-trend {
    font-size: 0.65rem;
    font-weight: 600;
    padding: 1px 6px;
    border-radius: 4px;
}

.kpi-trend.up {
    color: var(--green);
    background: rgba(52, 168, 83, 0.1);
}

.analytics-chart {
    padding: 20px;
}

/* Social Proof */
.social-proof-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #1a1f36, #2d1b4e);
}

.proof-content {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.quote-mark {
    font-size: 5rem;
    line-height: 1;
    color: rgba(255,255,255,0.15);
    font-family: Georgia, serif;
}

.proof-content blockquote {
    font-size: 1.2rem;
    color: rgba(255,255,255,0.9);
    line-height: 1.7;
    font-style: italic;
    margin-bottom: 24px;
}

.quote-author {
    display: flex;
    align-items: center;
    gap: 12px;
    justify-content: center;
}

.author-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 0.7rem;
    font-weight: 600;
}

.author-info strong {
    display: block;
    color: white;
    font-size: 0.85rem;
}

.author-info span {
    font-size: 0.75rem;
    color: rgba(255,255,255,0.5);
}

/* Integration Section */
.integration-section {
    padding: 80px 0;
    background: white;
}

.integration-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    max-width: 700px;
    margin: 0 auto;
}

.integration-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 20px;
    border-radius: var(--radius-md);
    border: 1px solid var(--gray-300);
    transition: var(--transition);
}

.integration-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.integration-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 0.7rem;
    font-weight: 700;
}

.integration-item span {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--gray-700);
}

/* More Features */
.more-features {
    padding: 100px 0;
    background: var(--gray-100);
}

.mini-features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.mini-feature {
    background: white;
    padding: 24px;
    border-radius: var(--radius-md);
    border: 1px solid var(--gray-300);
    transition: var(--transition);
}

.mini-feature:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.mini-feature svg {
    margin-bottom: 12px;
}

.mini-feature h5 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.mini-feature p {
    font-size: 0.8rem;
    color: var(--gray-700);
    line-height: 1.5;
}

/* Pricing - reusing from email page */
.pricing-section {
    padding: 100px 0;
    background: white;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    max-width: 900px;
    margin: 0 auto;
}

.pricing-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    border: 1px solid var(--gray-300);
    position: relative;
    transition: var(--transition);
}

.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.pricing-card.popular {
    border-color: #ea4335;
    box-shadow: 0 8px 30px rgba(234, 67, 53, 0.15);
    transform: scale(1.02);
}

.pricing-card.popular:hover {
    transform: scale(1.02) translateY(-4px);
}

.popular-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: #ea4335;
    color: white;
    padding: 4px 16px;
    border-radius: 12px;
    font-size: 0.72rem;
    font-weight: 600;
}

.pricing-header {
    text-align: center;
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--gray-200);
}

.pricing-header h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.price-amount {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--dark);
}

.price-period {
    font-size: 0.85rem;
    color: var(--gray-500);
}

.pricing-features {
    list-style: none;
    margin-bottom: 28px;
}

.pricing-features li {
    padding: 8px 0;
    font-size: 0.85rem;
    color: var(--gray-700);
    padding-left: 24px;
    position: relative;
}

.pricing-features li::before {
    content: '\2713';
    position: absolute;
    left: 0;
    color: var(--green);
    font-weight: 700;
}

.pricing-btn {
    display: block;
    text-align: center;
    width: 100%;
    padding: 12px 24px;
    border-radius: 24px;
}

/* Responsive */
@media (max-width: 1024px) {
    .video-player-mockup {
        grid-template-columns: 1fr;
    }

    .player-sidebar {
        display: none;
    }

    .feature-block {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .feature-block.reverse {
        direction: ltr;
    }

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

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

    .integration-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
    }

    .pricing-card.popular {
        transform: none;
    }
}

@media (max-width: 768px) {
    .classroom-hero {
        padding: 100px 0 40px;
    }

    .classroom-hero-content h1 {
        font-size: 2rem;
    }

    .impact-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .impact-number {
        font-size: 1.8rem;
    }

    .usecases-grid {
        grid-template-columns: 1fr;
    }

    .mini-features-grid {
        grid-template-columns: 1fr;
    }

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

    .feature-content h3 {
        font-size: 1.4rem;
    }

    .video-grid-demo {
        grid-template-columns: 1fr;
    }

    .analytics-kpis {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .learning-path-demo {
        max-width: 100%;
    }
}