/* ===================================
   THE AI ACCELERATOR - DYNAMIC DESIGN
   Burgundy/Black/White Brand
   Modern Landing Page with Animations
   =================================== */

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

:root {
    /* Brand Colors */
    --burgundy: #8B1538;
    --burgundy-dark: #6B0F2B;
    --burgundy-light: #A91D47;
    --burgundy-glow: rgba(139, 21, 56, 0.4);
    --black: #0B0B0B;
    --black-light: #1A1A1A;
    --black-lighter: #2A2A2A;
    --white: #FFFFFF;
    --gray: #9CA3AF;
    --gray-dark: #6B7280;
    
    /* Effects */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);
    --shadow-burgundy: 0 8px 32px rgba(139, 21, 56, 0.3);
    
    /* Typography */
    --font-base: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing */
    --section-padding: 100px 0;
    --container-max: 1200px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-base);
    background: var(--black);
    color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

/* ===================================
   STICKY HEADER
   =================================== */
.sticky-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(11, 11, 11, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(139, 21, 56, 0.2);
    z-index: 1000;
    padding: 20px 0;
    transition: all 0.3s ease;
}

.sticky-header.scrolled {
    box-shadow: var(--shadow-lg);
}

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

.logo {
    font-size: 18px;
    font-weight: 800;
    letter-spacing: 1px;
    background: linear-gradient(135deg, var(--burgundy), var(--burgundy-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ===================================
   BUTTONS
   =================================== */
.btn {
    display: inline-block;
    padding: 14px 32px;
    font-size: 16px;
    font-weight: 700;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--burgundy), var(--burgundy-dark));
    color: var(--white);
    box-shadow: var(--shadow-burgundy);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(139, 21, 56, 0.4);
}

.btn-header {
    background: transparent;
    color: var(--burgundy);
    border: 2px solid var(--burgundy);
    padding: 10px 24px;
    font-size: 14px;
}

.btn-header:hover {
    background: var(--burgundy);
    color: var(--white);
}

.btn-large {
    padding: 18px 48px;
    font-size: 18px;
}

.btn-pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 8px 32px rgba(139, 21, 56, 0.3);
    }
    50% {
        box-shadow: 0 8px 48px rgba(139, 21, 56, 0.5);
    }
}

/* ===================================
   HERO SECTION
   =================================== */
.hero {
    padding: 180px 0 120px;
    position: relative;
    overflow: hidden;
    background: radial-gradient(ellipse at top, rgba(139, 21, 56, 0.15), transparent 70%),
                linear-gradient(180deg, var(--black) 0%, var(--black-light) 100%);
}

.hero-bg-animated {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 30%, rgba(139, 21, 56, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(139, 21, 56, 0.08) 0%, transparent 50%);
    animation: float 20s ease-in-out infinite;
    pointer-events: none;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    50% {
        transform: translate(20px, -20px) scale(1.05);
    }
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 2;
}

.hero-label {
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--burgundy-light);
    margin-bottom: 24px;
    animation: fadeInDown 0.6s ease;
}

.hero-headline {
    font-size: 56px;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 24px;
    color: var(--white);
    animation: fadeInUp 0.8s ease;
}

.hero-subheadline {
    font-size: 32px;
    font-weight: 700;
    color: var(--burgundy-light);
    margin-bottom: 32px;
    animation: fadeInUp 1s ease;
}

.hero-body {
    font-size: 20px;
    line-height: 1.8;
    color: var(--gray);
    margin-bottom: 48px;
    animation: fadeInUp 1.2s ease;
}

.hero-pricing {
    margin: 48px 0;
    animation: fadeInUp 1.4s ease;
}

.price-card {
    background: rgba(139, 21, 56, 0.1);
    border: 2px solid var(--burgundy);
    border-radius: 16px;
    padding: 32px;
    display: inline-block;
    box-shadow: var(--shadow-burgundy);
}

.price-label {
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--gray);
    margin-bottom: 12px;
    display: block;
}

.price-amount {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 8px;
}

.currency {
    font-size: 32px;
    font-weight: 700;
    color: var(--burgundy-light);
    margin-top: 12px;
}

.amount {
    font-size: 72px;
    font-weight: 900;
    color: var(--white);
    line-height: 1;
}

.price-subtitle {
    font-size: 14px;
    color: var(--gray);
    margin-top: 12px;
    display: block;
}

.trust-badges {
    display: flex;
    justify-content: center;
    gap: 32px;
    margin-top: 32px;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 16px;
}

.check {
    color: var(--burgundy-light);
    font-weight: 700;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===================================
   SECTIONS
   =================================== */
.section-headline {
    font-size: 48px;
    font-weight: 800;
    text-align: center;
    margin-bottom: 24px;
    color: var(--white);
}

.section-subheadline {
    font-size: 20px;
    text-align: center;
    color: var(--gray);
    max-width: 800px;
    margin: 0 auto 64px;
    line-height: 1.7;
}

/* ===================================
   QUESTIONS SECTION
   =================================== */
.questions {
    padding: var(--section-padding);
    background: var(--black-light);
}

.question-cards {
    display: grid;
    gap: 24px;
    max-width: 1000px;
    margin: 0 auto;
}

.question-card {
    background: rgba(139, 21, 56, 0.05);
    border: 1px solid rgba(139, 21, 56, 0.2);
    border-radius: 12px;
    padding: 32px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.question-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--burgundy);
    transition: width 0.3s ease;
}

.question-card:hover {
    border-color: var(--burgundy);
    transform: translateX(4px);
    box-shadow: var(--shadow-md);
}

.question-card:hover::before {
    width: 6px;
}

.question-icon {
    width: 48px;
    height: 48px;
    background: var(--burgundy);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 16px;
}

.question-text {
    font-size: 18px;
    line-height: 1.7;
    color: var(--gray);
    font-style: italic;
}

.questions-outro {
    text-align: center;
    max-width: 700px;
    margin: 64px auto 0;
}

.questions-outro p {
    font-size: 18px;
    line-height: 1.8;
    color: var(--gray);
    margin-bottom: 16px;
}

.highlight-text {
    color: var(--burgundy-light);
    font-weight: 600;
}

/* ===================================
   PROBLEM SECTION
   =================================== */
.problem {
    padding: var(--section-padding);
    background: var(--black);
}

.problem-grid {
    display: grid;
    gap: 32px;
    margin-top: 64px;
}

.problem-card {
    background: var(--black-light);
    border: 1px solid rgba(139, 21, 56, 0.2);
    border-radius: 16px;
    padding: 40px;
    transition: all 0.3s ease;
    position: relative;
}

.problem-card:hover {
    border-color: var(--burgundy);
    box-shadow: var(--shadow-burgundy);
    transform: translateY(-4px);
}

.problem-number {
    font-size: 72px;
    font-weight: 900;
    color: var(--burgundy);
    opacity: 0.2;
    line-height: 1;
    margin-bottom: 16px;
}

.problem-card h3 {
    font-size: 28px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 16px;
}

.problem-card p {
    font-size: 17px;
    line-height: 1.7;
    color: var(--gray);
    margin-bottom: 24px;
}

.problem-solution {
    padding-top: 24px;
    border-top: 2px solid var(--burgundy);
}

.problem-solution strong {
    color: var(--burgundy-light);
    display: block;
    margin-bottom: 8px;
}

/* ===================================
   CURRICULUM SECTION
   =================================== */
.curriculum {
    padding: var(--section-padding);
    background: var(--black-light);
}

.day-timeline {
    max-width: 900px;
    margin: 64px auto 0;
}

.day-block {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: 32px;
    margin-bottom: 48px;
    position: relative;
}

.day-block::after {
    content: '';
    position: absolute;
    left: 39px;
    top: 80px;
    bottom: -48px;
    width: 2px;
    background: rgba(139, 21, 56, 0.3);
}

.day-block:last-child::after {
    display: none;
}

.day-marker {
    position: relative;
    z-index: 2;
}

.day-number {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--burgundy), var(--burgundy-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    font-weight: 900;
    color: var(--white);
    box-shadow: var(--shadow-burgundy);
}

.day-content {
    background: var(--black);
    border: 1px solid rgba(139, 21, 56, 0.2);
    border-radius: 16px;
    padding: 32px;
    transition: all 0.3s ease;
}

.day-content:hover {
    border-color: var(--burgundy);
    box-shadow: var(--shadow-md);
}

.day-label {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--burgundy-light);
    margin-bottom: 8px;
}

.day-content h3 {
    font-size: 28px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 12px;
}

.day-subtitle {
    font-size: 17px;
    color: var(--gray);
    font-style: italic;
    margin-bottom: 20px;
}

.day-list {
    list-style: none;
    margin-bottom: 24px;
}

.day-list li {
    padding-left: 28px;
    position: relative;
    margin-bottom: 12px;
    line-height: 1.7;
    color: var(--gray);
}

.day-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--burgundy-light);
    font-weight: 700;
}

.monetization-box {
    background: rgba(139, 21, 56, 0.1);
    border-left: 3px solid var(--burgundy);
    padding: 20px;
    border-radius: 8px;
}

.monetization-label {
    font-weight: 700;
    color: var(--burgundy-light);
    display: block;
    margin-bottom: 8px;
}

.monetization-box p {
    margin: 0;
    font-size: 15px;
    line-height: 1.6;
}

/* ===================================
   AUDIENCE SECTION
   =================================== */
.audience {
    padding: var(--section-padding);
    background: var(--black);
}

.audience-grid {
    display: grid;
    gap: 32px;
    margin-top: 64px;
}

.audience-card {
    background: var(--black-light);
    border: 1px solid rgba(139, 21, 56, 0.2);
    border-radius: 16px;
    padding: 40px;
    transition: all 0.3s ease;
}

.audience-card:hover {
    border-color: var(--burgundy);
    box-shadow: var(--shadow-burgundy);
    transform: translateY(-4px);
}

.audience-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.audience-card h3 {
    font-size: 28px;
    font-weight: 700;
    color: var(--burgundy-light);
    margin-bottom: 16px;
}

.audience-card > p {
    font-size: 17px;
    line-height: 1.7;
    color: var(--gray);
    margin-bottom: 24px;
}

.audience-benefits strong {
    color: var(--white);
    display: block;
    margin-bottom: 12px;
}

.audience-benefits ul {
    list-style: none;
}

.audience-benefits li {
    padding-left: 28px;
    position: relative;
    margin-bottom: 12px;
    line-height: 1.7;
    color: var(--gray);
}

.audience-benefits li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--burgundy-light);
    font-weight: 700;
}

/* ===================================
   VALUE STACK SECTION
   =================================== */
.value-stack {
    padding: var(--section-padding);
    background: var(--black-light);
}

.value-container {
    display: grid;
    gap: 48px;
    margin-top: 64px;
}

.value-section {
    margin-bottom: 32px;
}

.value-section h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--burgundy);
}

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

.value-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid rgba(139, 21, 56, 0.1);
    color: var(--gray);
}

.check-icon {
    color: var(--burgundy-light);
    font-weight: 700;
    flex-shrink: 0;
}

.pricing-card-large {
    background: var(--black);
    border: 2px solid var(--burgundy);
    border-radius: 16px;
    padding: 48px;
    text-align: center;
    box-shadow: var(--shadow-burgundy);
}

.pricing-header {
    margin-bottom: 32px;
}

.enrollment-text {
    font-size: 24px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 12px;
    line-height: 1.4;
}

.enrollment-subtitle {
    font-size: 17px;
    color: var(--gray);
    line-height: 1.6;
}

.guarantee-badge {
    margin-top: 32px;
    padding-top: 32px;
    border-top: 1px solid rgba(139, 21, 56, 0.2);
}

.guarantee-badge strong {
    color: var(--white);
    display: block;
    margin-bottom: 8px;
}

.guarantee-badge p {
    font-size: 14px;
    color: var(--gray);
}

/* ===================================
   TESTIMONIALS
   =================================== */
.testimonials {
    padding: var(--section-padding);
    background: var(--black);
}

.testimonial-grid {
    display: grid;
    gap: 32px;
    margin-top: 64px;
}

.testimonial-card {
    background: var(--black-light);
    border: 1px solid rgba(139, 21, 56, 0.2);
    border-radius: 16px;
    padding: 32px;
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    border-color: var(--burgundy);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.stars {
    color: var(--burgundy-light);
    font-size: 20px;
    margin-bottom: 20px;
}

.testimonial-text {
    font-size: 17px;
    line-height: 1.7;
    color: var(--gray);
    font-style: italic;
    margin-bottom: 24px;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 16px;
    padding-top: 20px;
    border-top: 1px solid rgba(139, 21, 56, 0.2);
}

.author-avatar {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--burgundy), var(--burgundy-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 18px;
    color: var(--white);
}

.author-name {
    font-weight: 700;
    color: var(--white);
    margin-bottom: 4px;
}

.author-location {
    font-size: 14px;
    color: var(--gray);
}

/* ===================================
   FAQ SECTION
   =================================== */
.faq {
    padding: var(--section-padding);
    background: var(--black-light);
}

.faq-grid {
    display: grid;
    gap: 24px;
    max-width: 900px;
    margin: 64px auto 0;
}

.faq-item {
    background: var(--black);
    border: 1px solid rgba(139, 21, 56, 0.2);
    border-radius: 12px;
    padding: 32px;
    transition: all 0.3s ease;
}

.faq-item:hover {
    border-color: var(--burgundy);
    box-shadow: var(--shadow-md);
}

.faq-question {
    font-size: 20px;
    font-weight: 700;
    color: var(--burgundy-light);
    margin-bottom: 12px;
}

.faq-answer {
    font-size: 16px;
    line-height: 1.7;
    color: var(--gray);
}

/* ===================================
   FINAL CTA
   =================================== */
.final-cta {
    padding: var(--section-padding);
    background: linear-gradient(135deg, var(--burgundy-dark), var(--burgundy));
    position: relative;
    overflow: hidden;
}

.final-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: pulse-bg 4s ease-in-out infinite;
}

@keyframes pulse-bg {
    0%, 100% {
        opacity: 0.3;
    }
    50% {
        opacity: 0.6;
    }
}

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

.section-headline-light {
    font-size: 48px;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 32px;
}

.final-cta-content p {
    font-size: 20px;
    line-height: 1.8;
    color: rgba(255,255,255,0.9);
    margin-bottom: 24px;
}

.emphasis-text {
    font-size: 24px;
    font-weight: 700;
    color: var(--white);
    margin: 32px 0;
}

.final-pricing-display {
    background: rgba(0,0,0,0.2);
    border-radius: 16px;
    padding: 40px;
    margin: 48px 0;
}

.final-price {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 8px;
    margin-bottom: 12px;
}

.final-price .currency {
    font-size: 32px;
    font-weight: 700;
    color: var(--white);
    margin-top: 12px;
}

.final-price .amount {
    font-size: 96px;
    font-weight: 900;
    color: var(--white);
    line-height: 1;
}

.final-price-note {
    font-size: 16px;
    color: rgba(255,255,255,0.8);
}

.final-cta .btn-primary {
    background: var(--white);
    color: var(--burgundy);
}

.final-cta .btn-primary:hover {
    background: rgba(255,255,255,0.95);
    transform: translateY(-2px);
}

.final-trust {
    margin-top: 32px;
}

.final-trust p {
    font-size: 16px;
    color: rgba(255,255,255,0.8);
}

/* ===================================
   FOOTER
   =================================== */
.footer {
    padding: 60px 0;
    background: var(--black);
    border-top: 1px solid rgba(139, 21, 56, 0.2);
    text-align: center;
}

.footer-quote {
    font-size: 20px;
    font-style: italic;
    color: var(--gray);
    margin-bottom: 24px;
}

.footer-copy {
    font-size: 14px;
    color: var(--gray);
    margin-bottom: 16px;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--gray);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--burgundy-light);
}

/* ===================================
   RESPONSIVE - TABLET
   =================================== */
@media (min-width: 768px) {
    .hero-headline {
        font-size: 64px;
    }
    
    .question-cards {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .problem-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .audience-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .value-container {
        grid-template-columns: 1.5fr 1fr;
    }
    
    .testimonial-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .faq-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ===================================
   RESPONSIVE - MOBILE
   =================================== */
@media (max-width: 767px) {
    .hero {
        padding: 140px 0 80px;
    }
    
    .hero-headline {
        font-size: 36px;
    }
    
    .hero-subheadline {
        font-size: 24px;
    }
    
    .section-headline,
    .section-headline-light {
        font-size: 32px;
    }
    
    .btn {
        width: 100%;
        min-height: 48px;
    }
    
    .trust-badges {
        flex-direction: column;
        gap: 16px;
    }
    
    .day-block {
        grid-template-columns: 60px 1fr;
        gap: 16px;
    }
    
    .day-number {
        width: 60px;
        height: 60px;
        font-size: 24px;
    }
    
    .amount {
        font-size: 56px !important;
    }
    
    .pricing-amount-large .amount {
        font-size: 72px !important;
    }
    
    .final-price .amount {
        font-size: 72px !important;
    }
}