:root {
    --bg-color: #0B0E14;
    --card-bg: rgba(255, 255, 255, 0.03);
    --card-border: rgba(255, 255, 255, 0.08);
    --primary: #7B61FF;
    --primary-glow: rgba(123, 97, 255, 0.4);
    --secondary: #00D1FF;
    --text-main: #E2E8F0;
    --text-muted: #94A3B8;
    --white: #FFFFFF;
    --gradient: linear-gradient(135deg, var(--primary), var(--secondary));
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

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

h1,
h2,
h3,
h4,
.gradient-text {
    font-family: 'Outfit', sans-serif;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Background Animation */
.stars-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: radial-gradient(circle at 50% 50%, #1a1a2e 0%, #0B0E14 100%);
    overflow: hidden;
}

/* Navigation */
.top-nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(11, 14, 20, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--card-border);
    padding: 1rem 0;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    display: flex;
    gap: 1rem;
}

.nav-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    padding: 0.5rem 1.5rem;
    cursor: pointer;
    font-weight: 600;
    font-size: 1rem;
    border-radius: 99px;
    transition: var(--transition);
}

.nav-btn:hover {
    color: var(--white);
    background: rgba(255, 255, 255, 0.05);
}

.nav-btn.active {
    background: var(--primary);
    color: var(--white);
    box-shadow: 0 4px 15px var(--primary-glow);
}

/* Tab Content Logic */
.tab-content {
    display: none;
    animation: fadeIn 0.5s ease;
}

.tab-content.active {
    display: block;
}

/* Hero Section */
.hero {
    min-height: 80vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    padding: 6rem 0;
    overflow: visible;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    z-index: 2;
    width: 100%;
}

.hero-video-container {
    width: 100%;
    max-width: 900px;
    margin-top: 3rem;
    position: relative;
}

.video-wrapper {
    padding: 1rem !important;
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.05);
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.6);
}

.video-wrapper iframe {
    width: 100%;
    height: 100%;
    border-radius: 16px;
    border: none;
}

.badge {
    display: inline-block;
    padding: 0.5rem 1.2rem;
    background: rgba(123, 97, 255, 0.1);
    border: 1px solid var(--primary);
    border-radius: 99px;
    color: var(--primary);
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero h1 {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    text-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.gradient-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto 2.5rem;
}

/* Glass Card */
.glass-card {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--card-border);
    border-radius: 24px;
    padding: 2.5rem;
    transition: var(--transition);
}

.glass-card:hover {
    border-color: rgba(123, 97, 255, 0.3);
    background: rgba(255, 255, 255, 0.05);
}

/* Visual Proof Section */
.visual-card {
    padding: 1.5rem !important;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.02) 100%);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5), inset 0 0 0 1px rgba(255, 255, 255, 0.1);
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}

.image-container {
    width: 100%;
    border-radius: 16px;
    overflow: hidden;
    position: relative;
    box-shadow: 0 10px 40px rgba(123, 97, 255, 0.15);
}

.feature-image {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.visual-card:hover .feature-image {
    transform: scale(1.02);
}

.visual-card::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: var(--gradient);
    z-index: -1;
    border-radius: 26px;
    opacity: 0.1;
    filter: blur(15px);
    transition: var(--transition);
}

.visual-card:hover::before {
    opacity: 0.3;
}

/* Sections */
.section {
    padding: 6rem 0;
}

.alt-bg {
    background: rgba(123, 97, 255, 0.02);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-tag {
    color: var(--secondary);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 700;
    font-size: 0.75rem;
    display: block;
    margin-bottom: 0.5rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

/* Summary Grid */
.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.summary-item {
    text-align: left;
}

.summary-item .icon {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.summary-item h3 {
    font-size: 1.2rem;
    color: var(--secondary);
    margin-bottom: 0.5rem;
}

.summary-item p {
    font-size: 0.95rem;
    color: var(--text-muted);
}

/* Strategy Table */
.table-container {
    overflow-x: auto;
    margin-bottom: 3rem;
}

.strategy-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

.strategy-table th,
.strategy-table td {
    padding: 1.5rem;
    border-bottom: 1px solid var(--card-border);
}

.strategy-table th {
    color: var(--secondary);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 1px;
}

.strategy-table td:first-child {
    font-weight: 600;
    color: var(--white);
}

/* Metaphor Box */
.metaphor-box {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    border-left: 4px solid var(--primary);
}

.metaphor-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

/* Workflow Steps */
.workflow-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.workflow-card {
    position: relative;
}

.step-badge {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    font-weight: 800;
    color: var(--primary);
    opacity: 0.5;
}

.step-list {
    list-style: none;
    margin-top: 1rem;
}

.step-list li {
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.step-list li::before {
    content: "•";
    color: var(--secondary);
    position: absolute;
    left: 0;
    font-weight: bold;
}

/* Tool Grid */
.tool-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.tool-card.full-width {
    grid-column: 1 / -1;
}

.tool-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.tool-logo {
    width: 40px;
    height: 40px;
    background: var(--gradient);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    color: white;
}

.tool-role {
    font-weight: 700;
    color: var(--secondary);
    margin-bottom: 0.5rem;
}

.tool-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-top: 1rem;
}

.setup-steps h4 {
    color: var(--white);
    margin-bottom: 0.75rem;
    font-size: 1rem;
}

.setup-steps ul {
    list-style: none;
}

.setup-steps li {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

/* Outcomes */
.outcome-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

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

.outcome-card.highlight {
    background: rgba(123, 97, 255, 0.1);
    border-color: var(--primary);
}

.outcome-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.testimonial {
    text-align: center;
    font-style: italic;
}

.testimonial blockquote {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--white);
}

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

/* Quiz & Glossary Styles (Inherited and Refined) */
.quiz-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 1.5rem;
}

.quiz-card {
    perspective: 1000px;
    height: 240px;
    cursor: pointer;
}

.quiz-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    transform-style: preserve-3d;
}

.quiz-card.flipped .quiz-card-inner {
    transform: rotateY(180deg);
}

.quiz-card-front,
.quiz-card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    padding: 2rem;
    border-radius: 20px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    border: 1px solid var(--card-border);
}

.quiz-card-front {
    background: rgba(255, 255, 255, 0.04);
}

.quiz-card-back {
    background: var(--primary);
    color: white;
    transform: rotateY(180deg);
}

.quiz-number {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    font-size: 0.75rem;
    font-weight: 800;
    opacity: 0.3;
}

/* Glossary Section */
.glossary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.glossary-card {
    padding: 2rem;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    transition: var(--transition);
}

.glossary-card h3 {
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
    color: var(--secondary);
}

/* Footer */
.footer {
    padding: 4rem 0;
    text-align: center;
    border-top: 1px solid var(--card-border);
    color: var(--text-muted);
}

/* Animations */
@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.animate-slide-up {
    animation: slideUp 0.8s ease forwards;
}

.animate-fade-in {
    animation: fadeIn 1s ease forwards;
}

.animate-fade-in-delay {
    opacity: 0;
    animation: fadeIn 1s ease 0.3s forwards;
}

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

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .hero {
        height: auto;
        padding: 6rem 0;
    }

    .section {
        padding: 4rem 0;
    }

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

    .nav-container {
        flex-direction: column;
        gap: 1rem;
    }
}

/* Guide Tab Specific Styles */
.mini-hero {
    height: auto !important;
    padding: 10rem 0 6rem !important;
}

.guide-feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.feature-item {
    text-align: center;
    padding: 3rem 2rem !important;
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.setup-timeline {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.timeline-item {
    display: flex;
    align-items: center;
    gap: 2rem;
    padding: 2rem 3rem !important;
}

.timeline-num {
    font-size: 3rem;
    font-weight: 800;
    color: var(--secondary);
    opacity: 0.3;
}

.timeline-content h3 {
    color: var(--white);
    margin-bottom: 0.5rem;
}

.workflow-steps-vertical {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.wf-step-item {
    padding: 1.5rem 2rem !important;
}

.wf-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 0.5rem;
}

.wf-num {
    color: var(--primary);
    font-weight: 800;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.conclusion-card {
    padding: 4rem !important;
    max-width: 900px;
    margin: 4rem auto 0;
    border: 1px solid var(--primary);
    box-shadow: 0 0 40px var(--primary-glow);
}

.conclusion-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-item strong {
    font-size: 1.2rem;
    color: var(--secondary);
    margin-bottom: 0.5rem;
}

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

.metaphor-box.variant-2 {
    border-left: none;
    border-right: 4px solid var(--secondary);
    text-align: right;
}

.mt-1 {
    margin-top: 1rem;
}

.mt-2 {
    margin-top: 2rem;
}

.mt-3 {
    margin-top: 3rem;
}

.mt-4 {
    margin-top: 4rem;
}

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

@media (max-width: 768px) {
    .timeline-item {
        flex-direction: column;
        text-align: center;
    }

    .conclusion-stats {
        gap: 1.5rem;
    }
}