/* ========================================
   Pony Alpha Landing Page Styles
   Design System by ui-ux-pro-max skill
   Colors: Purple Tech + Gold Value
   Typography: Orbitron + Exo 2
   Style: Vibrant & Block-based
   ======================================== */

/* CSS Variables - Based on Design System */
:root {
    /* Colors from ui-ux-pro-max recommendation */
    --primary: #8B5CF6;
    --primary-light: #A78BFA;
    --primary-dark: #7C3AED;
    --secondary: #A78BFA;
    --cta: #FBBF24;
    --cta-hover: #F59E0B;
    --bg-dark: #0F0F23;
    --bg-card: #1A1A2E;
    --bg-card-hover: #252542;
    --text-primary: #F8FAFC;
    --text-secondary: #A0AEC0;
    --text-muted: #718096;
    --accent-cyan: #06D6A0;
    --accent-pink: #EC4899;
    --success: #10B981;
    --warning: #FBBF24;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary), var(--primary-light));
    --gradient-cta: linear-gradient(135deg, var(--cta), var(--cta-hover));
    --gradient-hero: radial-gradient(ellipse at 50% 0%, rgba(139, 92, 246, 0.15) 0%, transparent 60%);

    /* Borders */
    --border-color: rgba(139, 92, 246, 0.25);
    --border-glow: rgba(139, 92, 246, 0.5);

    /* Spacing - Large gaps (48px+) per skill recommendation */
    --section-gap: 120px;
    --container-max: 1200px;

    /* Typography - Skill recommended fonts */
    --font-heading: 'Orbitron', sans-serif;
    --font-body: 'Exo 2', sans-serif;

    /* Effects - 150-300ms per skill */
    --transition-fast: 150ms ease;
    --transition-normal: 200ms ease;
    --transition-slow: 300ms ease;
    --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 40px rgba(139, 92, 246, 0.3);
    --shadow-cta: 0 4px 24px rgba(251, 191, 36, 0.4);
}

/* Reset & Base */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    font-weight: 400;
}

/* Typography Scale */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    letter-spacing: 0.02em;
    line-height: 1.2;
}

a {
    color: var(--primary-light);
    text-decoration: none;
    transition: color var(--transition-normal);
    cursor: pointer;
    /* Skill requirement */
}

a:hover {
    color: var(--cta);
}

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

/* Gradient Text */
.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 80px 0;
    background: var(--bg-dark);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 30% 20%, rgba(139, 92, 246, 0.2) 0%, transparent 40%),
        radial-gradient(circle at 70% 80%, rgba(59, 130, 246, 0.15) 0%, transparent 40%),
        radial-gradient(circle at 50% 50%, rgba(251, 191, 36, 0.05) 0%, transparent 60%);
    pointer-events: none;
}

/* Animated grid pattern overlay */
.hero-bg::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(rgba(139, 92, 246, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(139, 92, 246, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% {
        transform: translate(0, 0);
    }

    100% {
        transform: translate(60px, 60px);
    }
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(139, 92, 246, 0.15);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    padding: 10px 24px;
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 32px;
    color: var(--primary-light);
    cursor: default;
}

.hero-badge svg {
    width: 18px;
    height: 18px;
}

.hero h1 {
    font-size: clamp(3rem, 10vw, 5.5rem);
    font-weight: 800;
    line-height: 1.05;
    margin-bottom: 24px;
    text-transform: uppercase;
    letter-spacing: -0.01em;
}

.hero-subtitle {
    font-family: var(--font-body);
    font-size: clamp(1.2rem, 3vw, 1.6rem);
    color: var(--text-secondary);
    margin-bottom: 28px;
    font-weight: 300;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 720px;
    margin: 0 auto 48px;
    line-height: 1.8;
}

.hero-description strong {
    color: var(--cta);
    font-weight: 600;
}

.hero-cta {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Buttons - Per skill guidelines */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 16px 36px;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    /* Required by skill */
    transition: all var(--transition-normal);
    border: none;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.btn-primary {
    background: var(--gradient-cta);
    color: var(--bg-dark);
    box-shadow: var(--shadow-cta);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 32px rgba(251, 191, 36, 0.5);
    color: var(--bg-dark);
}

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

.btn-secondary:hover {
    border-color: var(--primary);
    background: rgba(139, 92, 246, 0.1);
    color: var(--text-primary);
}

/* ========================================
   Stats Section - Block-based Layout
   ======================================== */
.stats {
    padding: 80px 0;
    background: linear-gradient(180deg, transparent, rgba(139, 92, 246, 0.03));
    position: relative;
}

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

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 36px 24px;
    text-align: center;
    transition: all var(--transition-normal);
    cursor: default;
}

.stat-card:hover {
    transform: translateY(-6px);
    border-color: var(--primary);
    box-shadow: var(--shadow-glow);
}

.stat-card.highlight {
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.1), rgba(139, 92, 246, 0.1));
    border-color: var(--cta);
}

.stat-card.highlight:hover {
    box-shadow: 0 0 40px rgba(251, 191, 36, 0.3);
}

.stat-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(139, 92, 246, 0.15);
    border-radius: 12px;
    color: var(--primary-light);
}

.stat-icon svg {
    width: 24px;
    height: 24px;
}

.stat-value {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
    line-height: 1;
}

.stat-label {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 4px;
}

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

/* ========================================
   Section Titles
   ======================================== */
section {
    padding: var(--section-gap) 0;
}

.section-title {
    font-size: clamp(2.2rem, 5vw, 3.5rem);
    font-weight: 800;
    text-align: center;
    margin-bottom: 20px;
    text-transform: uppercase;
}

.section-subtitle {
    font-size: 1.15rem;
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 64px;
    font-weight: 300;
}

/* ========================================
   Features Section - Block-based Grid
   ======================================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 40px;
    transition: all var(--transition-normal);
    cursor: default;
}

.feature-card:hover {
    transform: translateY(-6px);
    border-color: var(--primary);
    box-shadow: var(--shadow-glow);
}

.feature-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(167, 139, 250, 0.1));
    border-radius: 16px;
    margin-bottom: 24px;
    color: var(--primary-light);
}

.feature-icon svg {
    width: 32px;
    height: 32px;
}

.feature-card h3 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.feature-card p {
    color: var(--text-secondary);
    margin-bottom: 24px;
    line-height: 1.7;
}

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

.feature-list li {
    padding: 10px 0;
    padding-left: 28px;
    position: relative;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.feature-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 8px;
    height: 8px;
    background: var(--accent-cyan);
    border-radius: 50%;
}

/* ========================================
   Examples Section
   ======================================== */
.examples {
    background: linear-gradient(180deg, transparent, rgba(139, 92, 246, 0.02), transparent);
}

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

.example-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 28px;
    transition: all var(--transition-normal);
    cursor: default;
}

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

.example-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.example-tag {
    background: rgba(139, 92, 246, 0.2);
    color: var(--primary-light);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.example-time {
    color: var(--cta);
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 600;
}

.example-card h4 {
    font-family: var(--font-heading);
    font-size: 1rem;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.example-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* ========================================
   Origin Section - Mystery Theories
   ======================================== */
.origin-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-bottom: 64px;
}

.origin-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 36px;
    position: relative;
    transition: all var(--transition-normal);
    cursor: default;
}

.origin-card.featured {
    border-color: var(--cta);
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.05), rgba(139, 92, 246, 0.05));
}

.origin-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-card);
}

.origin-rank {
    position: absolute;
    top: -14px;
    right: 28px;
    background: var(--gradient-cta);
    color: var(--bg-dark);
    padding: 8px 20px;
    border-radius: 20px;
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 700;
}

.origin-logo {
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(139, 92, 246, 0.15);
    border-radius: 50%;
    margin-bottom: 20px;
    color: var(--primary-light);
}

.origin-logo svg {
    width: 36px;
    height: 36px;
}

.origin-card h4 {
    font-size: 1.4rem;
    margin-bottom: 8px;
    text-transform: uppercase;
}

.origin-confidence {
    color: var(--cta);
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 24px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.origin-evidence {
    list-style: none;
}

.origin-evidence li {
    padding: 10px 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
    border-bottom: 1px solid rgba(139, 92, 246, 0.1);
}

.origin-evidence li:last-child {
    border-bottom: none;
}

.origin-quote {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
    padding: 48px;
    background: var(--bg-card);
    border-radius: 24px;
    border: 1px solid var(--border-color);
    position: relative;
}

.origin-quote::before {
    content: "" ";
 position: absolute;
    top: 20px;
    left: 40px;
    font-size: 4rem;
    color: var(--primary);
    opacity: 0.3;
    font-family: Georgia, serif;
    line-height: 1;
}

.origin-quote blockquote {
    font-size: 1.35rem;
    font-style: italic;
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.7;
}

.origin-quote cite {
    color: var(--cta);
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-style: normal;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* ========================================
   How to Use Section
   ======================================== */
.how-to-use {
    background: linear-gradient(180deg, transparent, rgba(59, 130, 246, 0.02), transparent);
}

.steps-container {
    max-width: 800px;
    margin: 0 auto 64px;
    display: grid;
    gap: 0;
}

.step {
    display: flex;
    gap: 32px;
    padding: 32px 0;
    border-bottom: 1px solid var(--border-color);
    align-items: flex-start;
}

.step:last-child {
    border-bottom: none;
}

.step-number {
    width: 56px;
    height: 56px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 700;
    flex-shrink: 0;
    color: var(--text-primary);
}

.step-content h4 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    text-transform: uppercase;
}

.step-content p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.step-content a {
    color: var(--cta);
    font-weight: 600;
}

.step-content a:hover {
    text-decoration: underline;
}

.warning-box {
    display: flex;
    gap: 20px;
    background: rgba(251, 191, 36, 0.08);
    border: 1px solid rgba(251, 191, 36, 0.3);
    border-radius: 16px;
    padding: 24px;
    max-width: 800px;
    margin: 0 auto;
    align-items: flex-start;
}

.warning-icon {
    width: 40px;
    height: 40px;
    background: rgba(251, 191, 36, 0.2);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--cta);
}

.warning-icon svg {
    width: 20px;
    height: 20px;
}

.warning-content {
    color: var(--text-secondary);
    line-height: 1.6;
}

.warning-content strong {
    color: var(--cta);
}

/* ========================================
   FAQ Section
   ======================================== */
.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 32px;
    transition: all var(--transition-normal);
    cursor: default;
}

.faq-item:hover {
    border-color: var(--primary);
}

.faq-item h3 {
    font-size: 1.1rem;
    margin-bottom: 14px;
    color: var(--text-primary);
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.faq-item p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ========================================
   Updates Section - Timeline
   ======================================== */
.updates {
    background: linear-gradient(180deg, transparent, rgba(139, 92, 246, 0.02));
}

.updates-timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    padding-left: 40px;
}

.updates-timeline::before {
    content: "";
    position: absolute;
    left: 8px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.update-item {
    position: relative;
    padding: 28px 0;
    padding-left: 40px;
}

.update-item::before {
    content: "";
    position: absolute;
    left: -38px;
    top: 36px;
    width: 16px;
    height: 16px;
    background: var(--primary);
    border-radius: 50%;
    border: 4px solid var(--bg-dark);
}

.update-date {
    color: var(--cta);
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.update-content h4 {
    font-size: 1.15rem;
    margin-bottom: 10px;
    text-transform: uppercase;
}

.update-content p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: var(--bg-card);
    padding: 80px 0 32px;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand h3 {
    font-size: 1.4rem;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-brand p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

.footer-links h4 {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    margin-bottom: 20px;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.95rem;
    transition: color var(--transition-fast);
}

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

.footer-disclaimer {
    background: rgba(139, 92, 246, 0.08);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 32px;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 32px;
    border-top: 1px solid var(--border-color);
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* ========================================
   Responsive Design
   Breakpoints: 375px, 768px, 1024px, 1440px
   ======================================== */
@media (max-width: 1024px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

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

    .origin-card.featured {
        order: -1;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    :root {
        --section-gap: 80px;
    }

    .hero {
        min-height: auto;
        padding: 120px 0 80px;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
    }

    .section-title {
        font-size: 2rem;
    }

    .section-subtitle {
        margin-bottom: 48px;
    }

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

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

    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

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

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

    .stat-value {
        font-size: 2rem;
    }

    .feature-card,
    .origin-card,
    .faq-item {
        padding: 28px;
    }

    .origin-quote {
        padding: 32px;
    }

    .origin-quote blockquote {
        font-size: 1.1rem;
    }
}

/* ========================================
   Accessibility - prefers-reduced-motion
   Per skill requirement
   ======================================== */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }
}

/* Focus states for keyboard navigation - Per skill requirement */
a:focus-visible,
button:focus-visible,
.btn:focus-visible {
    outline: 3px solid var(--cta);
    outline-offset: 3px;
}