:root {
    --primary: #10B981;
    --primary-light: #D1FAE5;
    --primary-dark: #059669;
    --accent: #F59E0B;
    --accent-light: #FEF3C7;
    --danger: #EF4444;
    --danger-light: #FEE2E2;
    --bg: #ffffff;
    --bg-light: #F9FAFB;
    --bg-alt: #F3F4F6;
    --text: #111827;
    --text-muted: #6B7280;
    --text-light: #9CA3AF;
    --border: #E5E7EB;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --radius: 12px;
    --radius-lg: 20px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

h1,
h2,
h3,
h4 {
    line-height: 1.2;
    color: var(--text);
}

.highlight {
    color: var(--primary);
}

/* Section Headers */
.section-header {
    margin-bottom: 48px;
}

.section-header.center {
    text-align: center;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 12px;
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 600px;
}

.section-header.center p {
    margin: 0 auto;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: all 0.2s ease;
}

.btn-sm {
    padding: 10px 20px;
    font-size: 0.9rem;
}

.btn-lg {
    padding: 20px 40px;
    font-size: 1.2rem;
}

.btn-primary {
    background: var(--primary);
    color: #fff;
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    background: transparent;
    color: var(--text);
    border: 2px solid var(--border);
}

.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.btn-block {
    width: 100%;
}

.btn-view {
    background: var(--primary);
    color: #fff;
    border: none;
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text);
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.nav-links a:hover {
    color: var(--primary);
}

/* Hero Section */
.hero {
    padding: 140px 0 80px;
    background: linear-gradient(180deg, var(--bg-light) 0%, var(--bg) 100%);
    text-align: center;
}

.hero-badge-top {
    display: inline-block;
    background: var(--accent-light);
    color: var(--accent);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 24px;
    border: 1px solid var(--accent);
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 24px;
    line-height: 1.1;
}

.hero .subtitle {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 24px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-tags {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 32px;
}

.hero-tags .tag {
    background: var(--bg);
    border: 1px solid var(--border);
    padding: 10px 20px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 500;
}

.hero-cta {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 32px;
}

.stat-box {
    background: var(--bg);
    border: 1px solid var(--border);
    padding: 20px 40px;
    border-radius: var(--radius);
    text-align: center;
}

.stat-box .stat-title {
    display: block;
    font-size: 1.5rem;
    font-weight: 800;
}

.stat-box .stat-label {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.price-banner {
    display: inline-block;
    background: var(--accent-light);
    color: var(--accent);
    padding: 16px 32px;
    border-radius: var(--radius);
    font-size: 1.1rem;
    font-weight: 600;
}

.price-banner strong {
    color: var(--primary);
    font-size: 1.3rem;
}

/* Problems Section */
.problems {
    padding: 100px 0;
    background: var(--bg);
}

.problems-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 40px;
}

.problem-card {
    background: var(--bg-light);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 30px;
    transition: all 0.3s;
}

.problem-card:hover {
    border-color: var(--danger);
    background: var(--danger-light);
}

.problem-icon {
    font-size: 1.5rem;
    margin-bottom: 12px;
}

.problem-card h4 {
    font-size: 1rem;
    margin-bottom: 8px;
}

.problem-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin: 0;
}

.warning-box {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    background: var(--accent-light);
    border: 1px solid var(--accent);
    border-radius: var(--radius-lg);
    padding: 30px;
}

.warning-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.warning-content h4 {
    color: var(--accent);
    margin-bottom: 8px;
}

.warning-content p {
    color: var(--text-muted);
    margin: 0;
}

/* Channels Section */
.channels {
    padding: 100px 0;
    background: var(--bg-light);
}

.update-badge {
    display: inline-block;
    background: var(--primary);
    color: #fff;
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-top: 16px;
}

.channels-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 40px;
}

.channel-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    text-align: center;
    position: relative;
}

.channel-rank {
    position: absolute;
    top: -12px;
    right: 20px;
    background: var(--primary);
    color: #fff;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

.channel-phone {
    width: 180px;
    height: 280px;
    margin: 0 auto 16px;
    border-radius: 24px;
    overflow: hidden;
    border: 4px solid #1a1a1a;
    box-shadow: var(--shadow-lg);
}

.channel-phone img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.channel-card h4 {
    font-size: 1.1rem;
    margin-bottom: 4px;
}

.channel-income {
    color: var(--primary);
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: 16px;
}

.channel-stats {
    display: flex;
    justify-content: center;
    gap: 30px;
    padding: 16px 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    margin-bottom: 16px;
}

.channel-stats .value {
    display: block;
    font-weight: 700;
    color: var(--primary);
}

.channel-stats .label {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.channel-link {
    color: var(--primary);
    font-size: 0.9rem;
    text-decoration: none;
}

.total-stats-box {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 30px;
    text-align: center;
}

.total-stats-box h4 {
    margin-bottom: 20px;
}

.total-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
}

.total-stats .value {
    display: block;
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--primary);
}

.total-stats .label {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Solutions Section */
.solutions {
    padding: 100px 0;
    background: var(--bg);
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 48px;
}

.solution-card {
    background: var(--bg-light);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: all 0.3s;
}

.solution-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.solution-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.solution-card h3 {
    font-size: 1.2rem;
    margin-bottom: 12px;
}

.solution-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 16px;
}

.solution-tag {
    display: inline-block;
    background: var(--primary-light);
    color: var(--primary-dark);
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
}

.result-banner {
    display: flex;
    align-items: center;
    gap: 24px;
    background: var(--primary-light);
    border: 1px solid var(--primary);
    border-radius: var(--radius-lg);
    padding: 32px;
}

.result-icon {
    font-size: 3rem;
    flex-shrink: 0;
}

.result-content h3 {
    margin-bottom: 8px;
}

.result-content p {
    color: var(--text-muted);
    margin: 0;
}

/* Demo Section */
.demo-section {
    padding: 100px 0;
    background: var(--bg-light);
}

.demo-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.demo-badge {
    display: inline-block;
    background: var(--primary-light);
    color: var(--primary-dark);
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.demo-info h2 {
    font-size: 2rem;
    margin-bottom: 16px;
}

.demo-info>p {
    color: var(--text-muted);
    margin-bottom: 24px;
}

.demo-stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-bottom: 24px;
}

.demo-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 24px;
}

.demo-feature-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: var(--primary-light);
    border-radius: var(--radius);
    font-weight: 500;
}

.demo-stat-item {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px;
}

.demo-stat-item .icon {
    font-size: 1.5rem;
}

.demo-stat-item .value {
    display: block;
    font-weight: 700;
}

.demo-stat-item .label {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.demo-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 24px;
}

.demo-tags .tag {
    padding: 8px 16px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.2s;
}

.demo-tags .tag.active,
.demo-tags .tag:hover {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

.students-info {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.avatars {
    display: flex;
}

.avatars span {
    width: 32px;
    height: 32px;
    background: var(--bg-alt);
    border: 2px solid var(--bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: -8px;
}

.avatars span:first-child {
    margin-left: 0;
}

.demo-note {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-top: 12px;
}

.demo-carousel {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
}

.carousel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.coverflow {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    height: 400px;
    perspective: 1000px;
}

.demo-card {
    width: 180px;
    height: 320px;
    background: var(--bg);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.5s ease;
    position: relative;
}

.demo-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.demo-card.active {
    width: 200px;
    height: 360px;
    box-shadow: var(--shadow-xl);
    z-index: 10;
}

.demo-card.prev,
.demo-card.next {
    transform: scale(0.85);
    opacity: 0.7;
}

.card-label {
    position: absolute;
    bottom: 60px;
    left: 12px;
    right: 12px;
    background: rgba(255, 255, 255, 0.95);
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
}

.card-desc {
    position: absolute;
    bottom: 12px;
    left: 12px;
    right: 12px;
    font-size: 0.75rem;
    color: var(--text-muted);
    background: rgba(255, 255, 255, 0.95);
    padding: 8px 12px;
    border-radius: 8px;
    margin: 0;
}

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin: 20px 0;
}

.carousel-dots .dot {
    width: 8px;
    height: 8px;
    background: var(--border);
    border-radius: 50%;
}

.carousel-dots .dot.active {
    background: var(--primary);
    width: 24px;
    border-radius: 4px;
}

.carousel-footer {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.swipe {
    color: var(--primary);
    font-weight: 600;
}

/* Skills Section */
.skills {
    padding: 100px 0;
    background: var(--bg);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.skill-card {
    display: flex;
    gap: 16px;
    background: var(--bg-light);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    transition: all 0.3s;
}

.skill-card:hover {
    border-color: var(--primary);
    transform: translateX(5px);
}

.skill-card .check {
    font-size: 1.2rem;
    flex-shrink: 0;
}

.skill-card h4 {
    font-size: 1rem;
    margin-bottom: 8px;
}

.skill-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin: 0;
}

.commitment-box {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    background: var(--primary-light);
    border: 1px solid var(--primary);
    border-radius: var(--radius-lg);
    padding: 32px;
}

.commitment-box .icon {
    font-size: 2.5rem;
    flex-shrink: 0;
}

.commitment-box h4 {
    margin-bottom: 8px;
}

.commitment-box p {
    color: var(--text-muted);
    margin-bottom: 8px;
}

.commitment-box small {
    color: var(--primary-dark);
    font-size: 0.85rem;
}

/* Curriculum Section */
.curriculum {
    padding: 100px 0;
    background: var(--bg-light);
}

.curriculum-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 40px;
}

.cur-stat {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    text-align: center;
}

.cur-stat.highlight {
    border-color: var(--primary);
    background: var(--primary-light);
}

.cur-stat .value {
    display: block;
    font-size: 2rem;
    font-weight: 800;
}

.cur-stat .label {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.format-box {
    background: var(--bg);
    border: 1px solid var(--primary);
    border-radius: var(--radius-lg);
    padding: 40px;
    margin-bottom: 24px;
}

.format-box h3 {
    text-align: center;
    color: var(--primary);
    margin-bottom: 32px;
}

.format-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.format-item {
    display: flex;
    gap: 12px;
}

.format-item .check {
    font-size: 1.2rem;
    flex-shrink: 0;
}

.format-item strong {
    display: block;
    margin-bottom: 4px;
}

.format-item p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin: 0;
}

.outcome-box {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px;
    text-align: center;
}

.outcome-box .icon {
    font-size: 3rem;
    display: block;
    margin-bottom: 16px;
}

.outcome-box h4 {
    margin-bottom: 24px;
}

.outcome-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    max-width: 600px;
    margin: 0 auto;
    text-align: left;
}

.outcome-grid span {
    color: var(--text-muted);
}

/* Pricing Section */
.pricing {
    padding: 100px 0;
    background: var(--bg);
}

.flash-badge {
    display: inline-block;
    background: var(--accent-light);
    color: var(--accent);
    padding: 10px 24px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 24px;
    border: 1px solid var(--accent);
}

.pricing-card-main {
    background: var(--bg-light);
    border: 2px solid var(--primary);
    border-radius: var(--radius-lg);
    padding: 48px;
    max-width: 600px;
    margin: 0 auto 48px;
    text-align: center;
}

.price-header {
    margin-bottom: 24px;
}

.price-header .old-price {
    color: var(--text-muted);
    text-decoration: line-through;
}

.price-header .current-price {
    font-size: 4rem;
    font-weight: 800;
    color: var(--primary);
    margin: 8px 0;
}

.price-header .savings {
    color: var(--primary-dark);
    font-weight: 600;
}

.countdown {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    margin: 24px 0;
    color: var(--text-muted);
}

.timer {
    background: var(--bg);
    border: 1px solid var(--border);
    padding: 8px 16px;
    border-radius: 8px;
    font-weight: 700;
    font-family: monospace;
    font-size: 1.2rem;
    color: var(--primary);
}

.payment-info {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.payment-info p {
    margin: 4px 0;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 48px;
}

.benefit-card {
    background: var(--bg-light);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
    text-align: center;
}

.benefit-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.benefit-card h4 {
    margin-bottom: 8px;
}

.benefit-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin: 0;
}

/* FAQ Section */
.faq {
    padding: 100px 0;
    background: var(--bg-light);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto 48px;
}

.faq-item {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 16px;
    overflow: hidden;
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    cursor: pointer;
    font-weight: 600;
}

.toggle {
    font-size: 1.5rem;
    color: var(--primary);
    transition: transform 0.3s;
}

.faq-item.active .toggle {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 200px;
}

.faq-answer p {
    padding: 0 24px 20px;
    color: var(--text-muted);
    margin: 0;
}

.faq-cta {
    text-align: center;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px;
    max-width: 500px;
    margin: 0 auto;
}

.faq-cta h4 {
    margin-bottom: 8px;
}

.faq-cta p {
    color: var(--text-muted);
    margin-bottom: 20px;
}

/* Register Section */
.register {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--bg) 100%);
}

.register-box {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    background: var(--bg);
    border-radius: var(--radius-lg);
    padding: 60px;
    box-shadow: var(--shadow-xl);
    margin-bottom: 40px;
}

.urgency-reasons h4 {
    margin-bottom: 24px;
}

.reason {
    display: flex;
    gap: 16px;
    margin-bottom: 20px;
}

.reason span {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.reason strong {
    display: block;
    margin-bottom: 4px;
}

.reason p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin: 0;
}

.register-form {
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    padding: 40px;
}

.register-form h3 {
    text-align: center;
    margin-bottom: 8px;
}

.form-price {
    text-align: center;
    margin-bottom: 24px;
}

.form-price .current {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary);
}

.form-price .old {
    color: var(--text-muted);
    text-decoration: line-through;
    margin-left: 8px;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    font-size: 0.9rem;
}

.form-group input {
    width: 100%;
    padding: 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 1rem;
    transition: border-color 0.2s;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary);
}

.form-note {
    text-align: center;
    color: var(--primary);
    font-size: 0.9rem;
    margin-bottom: 16px;
}

.form-terms,
.form-secure {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.8rem;
    margin-top: 12px;
}

.final-warning {
    background: var(--danger-light);
    border: 1px solid var(--danger);
    border-radius: var(--radius-lg);
    padding: 24px;
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.final-warning p {
    color: var(--danger);
    margin-bottom: 8px;
}

.final-warning span {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Footer */
.footer {
    padding: 40px 0;
    text-align: center;
    border-top: 1px solid var(--border);
    color: var(--text-muted);
}

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

.footer-hotline {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--primary-light);
    padding: 12px 24px;
    border-radius: 50px;
}

.footer-hotline a {
    color: var(--primary);
    font-weight: 700;
    text-decoration: none;
}

.footer-hotline a:hover {
    text-decoration: underline;
}

/* Floating Hotline Button */
.floating-hotline {
    position: fixed;
    bottom: 24px;
    right: 24px;
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--primary);
    color: #fff;
    padding: 14px 24px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    box-shadow: 0 4px 20px rgba(16, 185, 129, 0.4);
    z-index: 1000;
    transition: all 0.3s ease;
    animation: pulse 2s infinite;
}

.floating-hotline:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 30px rgba(16, 185, 129, 0.5);
}

.floating-hotline .hotline-icon {
    font-size: 1.2rem;
}

@keyframes pulse {

    0%,
    100% {
        box-shadow: 0 4px 20px rgba(16, 185, 129, 0.4);
    }

    50% {
        box-shadow: 0 4px 30px rgba(16, 185, 129, 0.6);
    }
}

/* Popup Modal */
.popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    padding: 20px;
}

.popup-overlay.active {
    display: flex;
}

.popup-content {
    background: var(--bg);
    border-radius: var(--radius-lg);
    padding: 40px;
    max-width: 480px;
    width: 100%;
    text-align: center;
    position: relative;
    max-height: 90vh;
    overflow-y: auto;
    animation: popupIn 0.3s ease;
}

@keyframes popupIn {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(20px);
    }

    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.popup-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 36px;
    height: 36px;
    border: none;
    background: var(--bg-alt);
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.popup-close:hover {
    background: var(--danger-light);
    color: var(--danger);
}

.popup-icon {
    font-size: 4rem;
    margin-bottom: 16px;
}

.popup-content h3 {
    font-size: 1.5rem;
    margin-bottom: 12px;
    color: var(--primary);
}

.popup-message {
    color: var(--text-muted);
    margin-bottom: 24px;
}

.popup-qr {
    margin-bottom: 24px;
}

.popup-qr img {
    max-width: 250px;
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.popup-bank-info {
    background: var(--bg-light);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 20px;
    text-align: left;
}

.popup-bank-info h4 {
    text-align: center;
    margin-bottom: 16px;
    color: var(--text);
}

.bank-detail {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid var(--border);
}

.bank-detail:last-child {
    border-bottom: none;
}

.bank-detail span {
    color: var(--text-muted);
}

.bank-detail strong {
    color: var(--text);
}

.bank-detail.amount-row strong.amount {
    color: var(--primary);
    font-size: 1.2rem;
}

.popup-note {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-bottom: 20px;
    font-style: italic;
}

.popup-instructions {
    background: var(--accent-light);
    border: 1px solid var(--accent);
    border-radius: var(--radius);
    padding: 16px;
    margin-bottom: 20px;
    text-align: left;
}

.popup-instructions p {
    margin: 0 0 8px 0;
    font-size: 0.95rem;
    color: var(--text);
}

.popup-instructions p:last-child {
    margin-bottom: 0;
}

.popup-instructions .hotline-link {
    color: var(--primary);
    font-weight: 700;
    text-decoration: none;
}

.popup-instructions .hotline-link:hover {
    text-decoration: underline;
}

/* Channel Result Images */
.channel-result-img {
    margin: 16px 0;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border);
}

.channel-result-img img {
    width: 100%;
    height: auto;
    display: block;
}

/* QR Payment Section */
.qr-payment {
    margin-top: 32px;
    padding-top: 32px;
    border-top: 1px solid var(--border);
    text-align: center;
}

.qr-payment h4 {
    margin-bottom: 20px;
    color: var(--primary);
}

.qr-code {
    max-width: 280px;
    width: 100%;
    height: auto;
    margin: 0 auto 20px;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.bank-info {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
    text-align: left;
    margin-bottom: 16px;
}

.bank-info p {
    margin: 8px 0;
    font-size: 0.95rem;
}

.bank-info .amount {
    color: var(--primary);
    font-weight: 700;
    font-size: 1.1rem;
}

.qr-note {
    color: var(--text-muted);
    font-size: 0.85rem;
    font-style: italic;
}

/* Responsive */
@media (max-width: 992px) {

    .problems-grid,
    .solutions-grid,
    .channels-grid,
    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .demo-layout,
    .register-box {
        grid-template-columns: 1fr;
    }

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

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

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

    .nav-links {
        display: none;
    }
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.2rem;
    }

    .section-header h2 {
        font-size: 1.8rem;
    }

    .problems-grid,
    .solutions-grid,
    .channels-grid,
    .benefits-grid {
        grid-template-columns: 1fr;
    }

    .hero-stats {
        flex-direction: column;
        gap: 16px;
    }

    .hero-cta {
        flex-direction: column;
    }

    .coverflow {
        height: 350px;
    }

    .demo-card {
        width: 140px;
        height: 240px;
    }

    .demo-card.active {
        width: 160px;
        height: 280px;
    }

    .total-stats {
        flex-direction: column;
        gap: 20px;
    }

    .register-box {
        padding: 30px;
    }

    .result-banner,
    .commitment-box,
    .warning-box {
        flex-direction: column;
        text-align: center;
    }
}