/* ========================================
   THE DEEPENING PHASE — Landing Page
   Premium Dark Design System
   ======================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

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

:root {
    --bg-primary: #06060b;
    --bg-secondary: #0d0d14;
    --bg-card: rgba(255, 255, 255, 0.03);
    --bg-card-hover: rgba(255, 255, 255, 0.06);
    --border: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(255, 255, 255, 0.12);
    --text-primary: #f0f0f5;
    --text-secondary: rgba(240, 240, 245, 0.55);
    --text-muted: rgba(240, 240, 245, 0.35);
    --accent: #e63946;
    --accent-glow: rgba(230, 57, 70, 0.3);
    --accent-soft: rgba(230, 57, 70, 0.08);
    --accent-hover: #ff4757;
    --green: #2ed573;
    --yellow: #ffa502;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* ========================================
   NAVIGATION
   ======================================== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: 60px;
    padding: 0;
    background: rgba(6, 6, 11, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
    display: flex;
    align-items: center;
}

.nav-inner {
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-brand {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--text-muted);
}

.nav-brand span {
    color: var(--accent);
}

.nav-brand img {
    height: 32px;
    width: auto;
    display: block;
}

.nav-cta {
    padding: 8px 20px;
    background: var(--accent);
    color: white;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    text-decoration: none;
    border-radius: 100px;
    transition: var(--transition);
}

.nav-cta:hover {
    background: var(--accent-hover);
    box-shadow: 0 0 30px var(--accent-glow);
}

/* ========================================
   CONTAINER
   ======================================== */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

.container-narrow {
    max-width: 720px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 160px 0 100px;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    opacity: 0.15;
    pointer-events: none;
}

.hero-split {
    display: grid;
    grid-template-columns: 1.1fr 1.4fr;
    gap: 80px;
    align-items: center;
    max-width: 1300px;
    margin: 0 auto;
}

.hero-text {
    position: relative;
    z-index: 2;
    text-align: left;
}

.hero-badge {
    display: inline-block;
    padding: 6px 16px;
    border: 1px solid var(--accent);
    border-radius: 100px;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 32px;
    animation: fadeIn 1s ease;
}

.hero-title {
    font-size: clamp(2.2rem, 6vw, 4rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -1px;
    animation: fadeIn 1s ease 0.2s both;
}

.hero-title .accent {
    color: var(--accent);
}

.hero-subtitle {
    font-size: clamp(1rem, 2.5vw, 1.15rem);
    font-weight: 400;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 48px;
    animation: fadeIn 1s ease 0.4s both;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: 32px;
}

.hero-cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 40px;
    background: var(--accent);
    color: white;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    text-decoration: none;
    border-radius: 100px;
    transition: var(--transition);
    animation: fadeIn 1s ease 0.6s both;
}

.hero-cta:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 40px var(--accent-glow);
}

.hero-price-tag {
    margin-top: 16px;
    font-size: 0.75rem;
    color: var(--text-muted);
    animation: fadeIn 1s ease 0.8s both;
}

.hero-price-tag .original {
    text-decoration: line-through;
    margin-right: 8px;
}

.hero-price-tag .current {
    color: var(--accent);
    font-weight: 700;
    font-size: 1.2rem;
    display: block;
}

.hero-visual {
    position: relative;
    z-index: 2;
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeIn 1.2s ease 0.6s both;
    width: 100%;
}

.hero-mockup {
    width: 100%;
    max-width: 850px;
    /* Massive! */
    height: auto;
    filter: drop-shadow(0 20px 50px rgba(0, 0, 0, 0.5));
    animation: float 6s ease-in-out infinite;
    display: block;
    margin: 0 auto;
}

.hero-scroll-hint {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.65rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    animation: pulse 2s ease infinite;
}

.hero-scroll-hint .arrow {
    width: 20px;
    height: 20px;
    border-right: 2px solid var(--text-muted);
    border-bottom: 2px solid var(--text-muted);
    transform: rotate(45deg);
}

/* ========================================
   SECTION STYLES
   ======================================== */
section {
    padding: 100px 0;
}

.section-badge {
    display: inline-block;
    padding: 4px 12px;
    border: 1px solid var(--border-hover);
    border-radius: 100px;
    font-size: 0.6rem;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 20px;
}

.section-title {
    font-size: clamp(1.6rem, 4vw, 2.4rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.section-subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 560px;
}

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

.text-center .section-subtitle {
    margin: 0 auto;
}

/* ========================================
   PROBLEM SECTION
   ======================================== */
.problem-section {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 48px;
}

.problem-card {
    padding: 32px 28px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.problem-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
    transform: translateY(-4px);
}

.problem-icon {
    font-size: 2rem;
    margin-bottom: 16px;
}

.problem-card h3 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.problem-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ========================================
   STATS SECTION
   ======================================== */
.stats-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 60px;
}

.stat-item {
    text-align: center;
    padding: 32px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
}

.stat-number {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 900;
    color: var(--accent);
    line-height: 1;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 8px;
    line-height: 1.4;
}

/* ========================================
   MODULES SECTION
   ======================================== */
.modules-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 48px;
}

.module-card {
    padding: 32px 28px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.module-card:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
    box-shadow: 0 8px 40px rgba(230, 57, 70, 0.08);
}

.module-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), transparent);
    opacity: 0;
    transition: var(--transition);
}

.module-card:hover::before {
    opacity: 1;
}

.module-num {
    font-size: 2rem;
    font-weight: 900;
    color: var(--accent);
    opacity: 0.3;
    margin-bottom: 4px;
}

.module-card h3 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.module-card p {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.module-tag {
    display: inline-block;
    margin-top: 14px;
    padding: 4px 10px;
    background: var(--accent-soft);
    border-radius: 100px;
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--accent);
}

/* ========================================
   HOW IT WORKS
   ======================================== */
.how-list {
    margin-top: 48px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.how-item {
    display: flex;
    gap: 24px;
    align-items: flex-start;
    padding: 28px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.how-item:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
}

.how-step {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-soft);
    border-radius: 50%;
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--accent);
}

.how-item h3 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 6px;
}

.how-item p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ========================================
   PRICING SECTION
   ======================================== */
.pricing-section {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.pricing-card {
    max-width: 520px;
    margin: 48px auto 0;
    padding: 48px 40px;
    background: var(--bg-card);
    border: 2px solid var(--accent);
    border-radius: var(--radius-xl);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.pricing-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent), var(--accent-hover), var(--accent));
}

.pricing-badge {
    display: inline-block;
    padding: 6px 16px;
    background: var(--accent);
    border-radius: 100px;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: white;
    margin-bottom: 24px;
}

.pricing-name {
    font-size: 1.6rem;
    font-weight: 800;
    margin-bottom: 8px;
}

.pricing-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
    line-height: 1.6;
}

.pricing-price {
    margin-bottom: 8px;
}

.pricing-original {
    font-size: 1.1rem;
    color: var(--text-muted);
    text-decoration: line-through;
    margin-right: 12px;
}

.pricing-current {
    font-size: 2.8rem;
    font-weight: 900;
    color: var(--accent);
}

.pricing-savings {
    font-size: 0.75rem;
    color: var(--green);
    font-weight: 600;
    margin-bottom: 32px;
}

.pricing-features {
    text-align: left;
    margin-bottom: 32px;
}

.pricing-features li {
    list-style: none;
    padding: 8px 0;
    font-size: 0.85rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.pricing-features li::before {
    content: '✓';
    color: var(--green);
    font-weight: 700;
    font-size: 0.9rem;
}

.btn-cta {
    display: block;
    width: 100%;
    padding: 18px 32px;
    background: var(--accent);
    color: white;
    font-family: var(--font);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    text-decoration: none;
    text-align: center;
    border: none;
    border-radius: 100px;
    cursor: pointer;
    transition: var(--transition);
}

.btn-cta:hover {
    background: var(--accent-hover);
    box-shadow: 0 8px 40px var(--accent-glow);
    transform: translateY(-2px);
}

.pricing-guarantee {
    margin-top: 16px;
    font-size: 0.7rem;
    color: var(--text-muted);
}

/* ========================================
   TESTIMONIAL MARQUEE
   ======================================== */
.testimonial-section {
    padding: 100px 0 80px;
    overflow: hidden;
}

.testimonial-section .container {
    margin-bottom: 48px;
}

.marquee-wrapper {
    position: relative;
    overflow: hidden;
    width: 100%;
    -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 8%, #000 92%, transparent 100%);
    mask-image: linear-gradient(90deg, transparent 0%, #000 8%, #000 92%, transparent 100%);
}

.marquee-track {
    display: flex;
    width: max-content;
    animation: marqueeScroll 40s linear infinite;
}

.marquee-track.marquee-reverse {
    animation: marqueeScrollReverse 45s linear infinite;
}

/* PAUSE ON HOVER — entire wrapper */
.marquee-wrapper:hover .marquee-track {
    animation-play-state: paused;
}

.marquee-content {
    display: flex;
    gap: 20px;
    padding: 0 10px;
    flex-shrink: 0;
}

/* Testimonial card */
.testi-card {
    flex-shrink: 0;
    width: 360px;
    padding: 28px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: border-color 0.3s ease, transform 0.3s ease;
    cursor: default;
}

.testi-card:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
}

.testi-stars {
    color: var(--accent);
    font-size: 0.85rem;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.testi-text {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.65;
    margin-bottom: 20px;
}

.testi-text strong {
    color: var(--text-primary);
}

.testi-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.testi-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--accent-soft);
    border: 1px solid var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--accent);
    flex-shrink: 0;
}

.testi-name {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-primary);
}

.testi-role {
    font-size: 0.7rem;
    color: var(--text-muted);
}

@keyframes marqueeScroll {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

@keyframes marqueeScrollReverse {
    0% {
        transform: translateX(-50%);
    }

    100% {
        transform: translateX(0);
    }
}

/* Responsive: smaller cards on mobile */
@media (max-width: 991px) {
    .hero {
        text-align: center;
        padding: 160px 0 80px;
        /* Increased from 120px */
    }

    .hero-split {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-text {
        text-align: center;
    }

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

    .hero-mockup {
        max-width: 500px;
        /* Significantly larger on mobile/tablet */
        margin: 0 auto;
    }
}

@media (max-width: 480px) {
    .testi-card {
        width: 300px;
        padding: 24px 20px;
    }
}

/* ========================================
   TESTIMONIAL / QUOTE
   ======================================== */
.quote-section {
    text-align: center;
    padding: 100px 24px;
}

.quote-text {
    font-size: clamp(1.3rem, 3vw, 1.8rem);
    font-weight: 600;
    line-height: 1.5;
    font-style: italic;
    color: var(--text-primary);
    max-width: 640px;
    margin: 0 auto 20px;
}

.quote-mark {
    font-size: 4rem;
    color: var(--accent);
    opacity: 0.3;
    line-height: 1;
    margin-bottom: 16px;
}

.quote-attr {
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 2px;
    text-transform: uppercase;
}

/* ========================================
   FAQ SECTION
   ======================================== */
.faq-list {
    margin-top: 48px;
    max-width: 680px;
    margin-left: auto;
    margin-right: auto;
}

.faq-item {
    border-bottom: 1px solid var(--border);
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: 20px 0;
    background: none;
    border: none;
    color: var(--text-primary);
    font-family: var(--font);
    font-size: 0.95rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    transition: var(--transition);
}

.faq-question:hover {
    color: var(--accent);
}

.faq-question .faq-icon {
    font-size: 1.4rem;
    transition: transform 0.3s ease;
    color: var(--text-muted);
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
    color: var(--accent);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-item.active .faq-answer {
    max-height: 300px;
    padding-bottom: 20px;
}

.faq-answer p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ========================================
   FINAL CTA SECTION
   ======================================== */
.final-cta {
    text-align: center;
    padding: 120px 24px;
    position: relative;
    overflow: hidden;
}

.final-cta::before {
    content: '';
    position: absolute;
    bottom: -30%;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    opacity: 0.1;
    pointer-events: none;
}

.final-cta .section-title {
    font-size: clamp(1.8rem, 5vw, 2.8rem);
}

.final-cta .hero-cta {
    margin-top: 40px;
    animation: none;
}

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

.footer p {
    font-size: 0.7rem;
    color: var(--text-muted);
    letter-spacing: 1px;
}

.footer a {
    color: var(--accent);
    text-decoration: none;
}

/* ========================================
   SCROLL ANIMATIONS
   ======================================== */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 768px) {
    .stats-row {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

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

    .how-item {
        flex-direction: column;
        gap: 16px;
    }

    .pricing-card {
        padding: 36px 24px;
    }

    .hero {
        padding: 120px 20px 60px !important;
    }

    .hero-title {
        font-size: 32px !important;
    }

    .hero-visual {
        margin-top: 40px;
    }

    .hero-mockup {
        max-width: 100% !important;
        width: 100% !important;
    }

    /* Prerequisite Section Mobile Fix */
    .prerequisite-section .container-narrow>div {
        grid-template-columns: 1fr !important;
        gap: 20px !important;
    }

    .prerequisite-section .container-narrow {
        padding: 0 16px;
    }

    .prerequisite-section h4 {
        margin-bottom: 12px !important;
    }

    section {
        padding: 60px 0 !important;
    }
}

@media (max-width: 480px) {
    .stats-row {
        grid-template-columns: 1fr 1fr;
    }

    .nav-inner {
        padding: 0 16px;
    }

    .hero-cta {
        padding: 14px 28px;
        font-size: 0.7rem;
    }
}

/* ========================================
   ANIMATIONS
   ======================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

@keyframes pulse {

    0%,
    100% {
        opacity: 0.5;
        transform: translateX(-50%) translateY(0);
    }

    50% {
        opacity: 1;
        transform: translateX(-50%) translateY(8px);
    }
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}