/* ============================================
   VERYFID TRADING PHILOSOPHY
   Dark Mode Professional Theme
   ============================================ */

/* CSS Variables */
:root {
    /* Colors */
    --bg-primary: #0a0a0b;
    --bg-secondary: #111113;
    --bg-tertiary: #18181b;
    --bg-card: #1c1c1f;
    --bg-elevated: #232326;

    --text-primary: #fafafa;
    --text-secondary: #a1a1aa;
    --text-muted: #71717a;

    --accent-teal: #2dd4bf;
    --accent-teal-dim: #14b8a6;
    --accent-red: #f87171;
    --accent-red-dim: #ef4444;
    --accent-gold: #fbbf24;
    --accent-gold-dim: #f59e0b;
    --accent-purple: #a78bfa;

    --gray-line: #71717a;
    --red-line: #f87171;
    --white-line: #fafafa;

    --gradient-start: #2dd4bf;
    --gradient-end: #a78bfa;

    /* Spacing */
    --nav-height: 72px;
    --section-padding: 120px;
    --container-max: 1200px;

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 40px rgba(45, 212, 191, 0.15);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

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

/* Selection */
::selection {
    background: var(--accent-teal);
    color: var(--bg-primary);
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--bg-elevated);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

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

/* ============================================
   NAVIGATION
   ============================================ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    background: rgba(10, 10, 11, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    z-index: 1000;
    transition: var(--transition-normal);
}

.nav.scrolled {
    background: rgba(10, 10, 11, 0.95);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: -0.02em;
}

.logo-icon {
    font-size: 1.5rem;
    color: var(--accent-teal);
}

.nav-menu {
    display: flex;
    gap: 8px;
    list-style: none;
}

.nav-menu a {
    display: block;
    padding: 8px 16px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: 8px;
    transition: var(--transition-fast);
}

.nav-menu a:hover {
    color: var(--text-primary);
    background: var(--bg-elevated);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition-fast);
}

/* Mobile Nav */
@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: var(--nav-height);
        left: 0;
        right: 0;
        background: var(--bg-secondary);
        flex-direction: column;
        padding: 24px;
        gap: 4px;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-normal);
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-menu a {
        padding: 16px;
        font-size: 1rem;
    }
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    position: relative;
    padding: calc(var(--nav-height) + 40px) 24px 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 50% 0%, rgba(45, 212, 191, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 50%, rgba(167, 139, 250, 0.06) 0%, transparent 40%),
        radial-gradient(ellipse at 20% 80%, rgba(45, 212, 191, 0.04) 0%, transparent 40%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
}

.hero-badge {
    display: inline-block;
    padding: 8px 16px;
    background: var(--bg-elevated);
    border: 1px solid rgba(45, 212, 191, 0.2);
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--accent-teal);
    margin-bottom: 32px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 24px;
}

.title-line {
    display: block;
}

.gradient-text {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 40px;
    line-height: 1.7;
}

.hero-subtitle em {
    color: var(--text-muted);
    font-style: italic;
}

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 64px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 12px;
    transition: var(--transition-normal);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--accent-teal);
    color: var(--bg-primary);
}

.btn-primary:hover {
    background: var(--accent-teal-dim);
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.btn-secondary {
    background: var(--bg-elevated);
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-secondary:hover {
    background: var(--bg-tertiary);
    border-color: rgba(255, 255, 255, 0.2);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 48px;
}

.stat {
    text-align: center;
}

.stat-value {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    font-family: var(--font-mono);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.scroll-indicator {
    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: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    animation: bounce 2s infinite;
}

.scroll-arrow {
    width: 24px;
    height: 24px;
    border-right: 2px solid var(--text-muted);
    border-bottom: 2px solid var(--text-muted);
    transform: rotate(45deg);
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

/* ============================================
   SECTIONS
   ============================================ */
.section {
    padding: var(--section-padding) 0;
    position: relative;
}

.section-dark {
    background: var(--bg-secondary);
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-number {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--accent-teal);
    margin-bottom: 16px;
    letter-spacing: 0.1em;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
}

.section-desc {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
   PHILOSOPHY SECTION
   ============================================ */
.philosophy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-bottom: 48px;
}

.philosophy-card {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    padding: 32px;
    transition: var(--transition-normal);
}

.philosophy-card:hover {
    border-color: rgba(45, 212, 191, 0.2);
    transform: translateY(-4px);
}

.philosophy-card.featured {
    grid-column: span 2;
    background: linear-gradient(135deg, var(--bg-card), var(--bg-elevated));
    border-color: rgba(45, 212, 191, 0.15);
}

@media (max-width: 768px) {
    .philosophy-card.featured {
        grid-column: span 1;
    }
}

.card-icon {
    font-size: 2rem;
    color: var(--accent-teal);
    margin-bottom: 16px;
}

.philosophy-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.philosophy-card blockquote {
    font-style: italic;
    color: var(--text-secondary);
    padding-left: 16px;
    border-left: 2px solid var(--accent-teal);
    margin-bottom: 16px;
}

.philosophy-card p {
    color: var(--text-muted);
    font-size: 0.9375rem;
}

.truth-box {
    background: var(--bg-tertiary);
    border: 1px solid rgba(248, 113, 113, 0.2);
    border-radius: 16px;
    padding: 32px;
    text-align: center;
}

.truth-box h4 {
    color: var(--accent-red);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 16px;
}

.truth-box p {
    color: var(--text-secondary);
    font-style: italic;
    max-width: 800px;
    margin: 0 auto;
}

/* ============================================
   COG SECTION
   ============================================ */
.cog-intro {
    max-width: 800px;
    margin: 0 auto 64px;
}

.big-quote {
    font-size: 1.5rem;
    font-style: italic;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 24px;
    padding-left: 24px;
    border-left: 3px solid var(--accent-teal);
}

.big-quote.centered {
    text-align: center;
    border-left: none;
    padding-left: 0;
}

.lines-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin-bottom: 64px;
}

.line-card {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    padding: 32px;
    position: relative;
    overflow: hidden;
}

.line-indicator {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
}

.gray-line .line-indicator {
    background: var(--gray-line);
}

.red-line .line-indicator {
    background: var(--red-line);
}

.white-line .line-indicator {
    background: var(--white-line);
}

.line-card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 16px;
    padding-top: 8px;
}

.line-card blockquote {
    font-style: italic;
    color: var(--text-secondary);
    margin-bottom: 16px;
    font-size: 0.9375rem;
}

.line-card p {
    color: var(--text-muted);
    font-size: 0.875rem;
}

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

.subsection-title {
    text-align: center;
    font-size: 1.5rem;
    margin-bottom: 24px;
}

.centered-quote {
    text-align: center;
    font-style: italic;
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.channels-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
}

.channel-card {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    padding: 32px;
    text-align: center;
    transition: var(--transition-normal);
}

.channel-card:hover {
    transform: translateY(-4px);
}

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

.channel-card.up .channel-icon {
    color: var(--accent-teal);
}

.channel-card.down .channel-icon {
    color: var(--accent-red);
}

.channel-card.sideways .channel-icon {
    color: var(--accent-gold);
}

.channel-card h4 {
    font-size: 1.125rem;
    margin-bottom: 12px;
}

.channel-card p {
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* ============================================
   SCHOOL OF COG SECTION
   ============================================ */
.lessons-container {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.lesson {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    overflow: hidden;
    transition: var(--transition-normal);
}

.lesson:hover {
    border-color: rgba(255, 255, 255, 0.1);
}

.lesson.featured-lesson {
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.05), rgba(245, 158, 11, 0.02));
    border-color: rgba(251, 191, 36, 0.2);
}

.lesson-header {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 24px 32px;
    background: var(--bg-elevated);
    flex-wrap: wrap;
}

.lesson-number {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--accent-teal);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.lesson-title {
    font-size: 1.5rem;
    font-weight: 700;
    flex: 1;
}

.lesson-tag {
    padding: 6px 12px;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.lesson-tag.safe {
    background: rgba(45, 212, 191, 0.15);
    color: var(--accent-teal);
}

.lesson-tag.gold {
    background: rgba(251, 191, 36, 0.15);
    color: var(--accent-gold);
}

.lesson-tag.danger {
    background: rgba(248, 113, 113, 0.15);
    color: var(--accent-red);
}

.lesson-tag.boom {
    background: rgba(167, 139, 250, 0.15);
    color: var(--accent-purple);
}

.lesson-content {
    padding: 32px;
}

.lesson-quote {
    font-size: 1.125rem;
    font-style: italic;
    color: var(--text-secondary);
    padding: 24px;
    background: var(--bg-tertiary);
    border-radius: 12px;
    margin-bottom: 24px;
    border-left: 3px solid var(--accent-teal);
}

.lesson-quote.warning {
    border-left-color: var(--accent-red);
    background: rgba(248, 113, 113, 0.05);
}

.lesson-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 24px;
    margin-bottom: 24px;
}

.detail-block h4 {
    font-size: 1rem;
    margin-bottom: 12px;
    color: var(--accent-teal);
}

.detail-block ul {
    list-style: none;
}

.detail-block li {
    padding: 8px 0;
    padding-left: 20px;
    position: relative;
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.detail-block li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--text-muted);
}

.key-insight {
    background: var(--bg-tertiary);
    padding: 20px 24px;
    border-radius: 12px;
    border-left: 3px solid var(--accent-teal);
}

.key-insight strong {
    color: var(--accent-teal);
}

.gold-insight {
    border-left-color: var(--accent-gold);
    background: rgba(251, 191, 36, 0.05);
}

.gold-insight strong {
    color: var(--accent-gold);
}

.danger-insight {
    border-left-color: var(--accent-red);
    background: rgba(248, 113, 113, 0.05);
}

.danger-insight strong {
    color: var(--accent-red);
}

.pullback-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.step {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px;
    background: var(--bg-tertiary);
    border-radius: 12px;
}

.step-num {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: var(--accent-gold);
    color: var(--bg-primary);
    border-radius: 8px;
    font-weight: 700;
    font-size: 0.875rem;
    flex-shrink: 0;
}

.step p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.warning-box {
    background: rgba(248, 113, 113, 0.05);
    border: 1px solid rgba(248, 113, 113, 0.2);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 24px;
}

.warning-box h4 {
    color: var(--accent-red);
    margin-bottom: 12px;
}

.warning-box ul {
    list-style: none;
}

.warning-box li {
    padding: 8px 0;
    padding-left: 20px;
    position: relative;
    color: var(--text-secondary);
}

.warning-box li::before {
    content: '×';
    position: absolute;
    left: 0;
    color: var(--accent-red);
    font-weight: 700;
}

.breakout-principle {
    background: var(--bg-tertiary);
    padding: 24px;
    border-radius: 12px;
    margin-bottom: 24px;
}

.breakout-principle h4 {
    color: var(--accent-purple);
    margin-bottom: 12px;
}

.breakout-principle p {
    color: var(--text-secondary);
}

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

/* ============================================
   MTF SECTION
   ============================================ */
.mtf-content {
    max-width: 900px;
    margin: 0 auto;
}

.mtf-framework {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin: 48px 0;
    flex-wrap: wrap;
}

.mtf-card {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 24px;
    text-align: center;
    min-width: 200px;
}

.mtf-card h4 {
    color: var(--accent-teal);
    margin-bottom: 8px;
}

.mtf-card p {
    color: var(--text-muted);
    font-size: 0.875rem;
}

.mtf-arrow {
    font-size: 1.5rem;
    color: var(--text-muted);
}

.golden-rule-box {
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.1), rgba(245, 158, 11, 0.05));
    border: 1px solid rgba(251, 191, 36, 0.2);
    border-radius: 16px;
    padding: 32px;
    text-align: center;
}

.golden-rule-box h4 {
    color: var(--accent-gold);
    font-size: 1.25rem;
    margin-bottom: 16px;
}

.golden-rule-box p {
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
   PRESSURE SECTION
   ============================================ */
.pressure-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin-bottom: 48px;
}

.pressure-card {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    padding: 32px;
}

.pressure-card h3 {
    font-size: 1.25rem;
    margin-bottom: 16px;
}

.pressure-card blockquote {
    font-style: italic;
    color: var(--text-secondary);
    margin-bottom: 16px;
    padding-left: 16px;
    border-left: 2px solid var(--accent-teal);
}

.dots-scale {
    margin-top: 24px;
}

.dot-level {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.dot-level:last-child {
    border-bottom: none;
}

.dots {
    color: var(--accent-teal);
    font-size: 1.25rem;
    min-width: 60px;
}

.dot-level .desc {
    color: var(--text-muted);
    font-size: 0.875rem;
}

.volume-truth {
    background: var(--bg-tertiary);
    border-radius: 16px;
    padding: 32px;
    text-align: center;
}

.volume-truth h4 {
    color: var(--accent-red);
    margin-bottom: 16px;
}

.volume-truth blockquote {
    font-style: italic;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.volume-truth p {
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
   RULES SECTION
   ============================================ */
.rules-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 64px;
}

.rule-card {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    padding: 28px;
    position: relative;
    transition: var(--transition-normal);
}

.rule-card:hover {
    border-color: rgba(45, 212, 191, 0.2);
    transform: translateY(-2px);
}

.rule-num {
    font-family: var(--font-mono);
    font-size: 2rem;
    font-weight: 700;
    color: var(--bg-elevated);
    position: absolute;
    top: 20px;
    right: 20px;
}

.rule-card h4 {
    font-size: 1.125rem;
    margin-bottom: 12px;
    color: var(--accent-teal);
}

.rule-card p {
    color: var(--text-muted);
    font-size: 0.9375rem;
    font-style: italic;
}

.checklist-section {
    background: var(--bg-card);
    border-radius: 20px;
    padding: 40px;
}

.checklist-section h3 {
    text-align: center;
    font-size: 1.5rem;
    margin-bottom: 32px;
}

.checklist {
    max-width: 600px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.check-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background: var(--bg-tertiary);
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.check-item:hover {
    background: var(--bg-elevated);
}

.check-item input {
    width: 20px;
    height: 20px;
    accent-color: var(--accent-teal);
    cursor: pointer;
}

.check-item span {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.check-item:has(input:checked) span {
    color: var(--accent-teal);
    text-decoration: line-through;
    text-decoration-color: var(--accent-teal-dim);
}

/* ============================================
   GALLERY SECTION
   ============================================ */
.gallery-filters {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 20px;
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 100px;
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
}

.filter-btn:hover {
    background: var(--bg-elevated);
    color: var(--text-primary);
}

.filter-btn.active {
    background: var(--accent-teal);
    color: var(--bg-primary);
    border-color: var(--accent-teal);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}

.gallery-item {
    aspect-ratio: 16/10;
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    position: relative;
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition-normal);
}

.gallery-item:hover {
    transform: scale(1.02);
    border-color: var(--accent-teal);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-normal);
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.gallery-placeholder {
    grid-column: 1 / -1;
    text-align: center;
    padding: 80px 24px;
    color: var(--text-muted);
}

/* ============================================
   PSYCHOLOGY SECTION
   ============================================ */
.psychology-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
    margin-bottom: 48px;
}

.psych-card {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    padding: 28px;
}

.psych-card h4 {
    font-size: 1rem;
    color: var(--accent-teal);
    margin-bottom: 12px;
}

.psych-card blockquote {
    font-style: italic;
    color: var(--text-secondary);
    margin-bottom: 12px;
    font-size: 0.9375rem;
}

.psych-card p {
    color: var(--text-muted);
    font-size: 0.875rem;
}

.ninety-rule {
    background: linear-gradient(135deg, rgba(248, 113, 113, 0.1), rgba(239, 68, 68, 0.05));
    border: 1px solid rgba(248, 113, 113, 0.2);
    border-radius: 20px;
    padding: 48px;
    text-align: center;
}

.ninety-rule h4 {
    color: var(--accent-red);
    font-size: 1.25rem;
    margin-bottom: 16px;
}

.ninety-rule p {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.ninety-rule .sub {
    font-size: 1rem;
    font-weight: 400;
    color: var(--text-muted);
}

/* ============================================
   FINAL SECTION
   ============================================ */
.final-section {
    background: linear-gradient(180deg, var(--bg-primary), var(--bg-secondary));
}

.final-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.final-quote {
    font-size: 1.5rem;
    font-style: italic;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 16px;
}

.final-attribution {
    color: var(--accent-teal);
    font-weight: 600;
    margin-bottom: 48px;
}

.final-message {
    margin-bottom: 48px;
}

.final-message p {
    color: var(--text-muted);
    font-size: 1.125rem;
    margin-bottom: 12px;
    font-style: italic;
}

.resources {
    background: var(--bg-card);
    border-radius: 16px;
    padding: 32px;
    text-align: left;
}

.resources h4 {
    color: var(--accent-teal);
    margin-bottom: 16px;
    text-align: center;
}

.resources ul {
    list-style: none;
    max-width: 400px;
    margin: 0 auto;
}

.resources li {
    padding: 12px 0;
    color: var(--text-secondary);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

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

.resources em {
    color: var(--text-muted);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--bg-secondary);
    padding: 64px 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

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

.footer-quote {
    font-size: 1.125rem;
    font-style: italic;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.footer-credit {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-bottom: 8px;
}

.footer-disclaimer {
    color: var(--text-muted);
    font-size: 0.75rem;
    opacity: 0.6;
}

/* ============================================
   LIGHTBOX
   ============================================ */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.95);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
}

.lightbox.active {
    opacity: 1;
    visibility: visible;
}

.lightbox-close {
    position: absolute;
    top: 24px;
    right: 24px;
    width: 48px;
    height: 48px;
    background: var(--bg-elevated);
    border: none;
    border-radius: 50%;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition-fast);
}

.lightbox-close:hover {
    background: var(--bg-card);
}

.lightbox-img {
    max-width: 100%;
    max-height: 80vh;
    object-fit: contain;
    border-radius: 8px;
}

.lightbox-caption {
    position: absolute;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--text-muted);
    font-size: 0.875rem;
    text-align: center;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
    :root {
        --section-padding: 80px;
    }

    .hero-stats {
        gap: 32px;
    }

    .stat-value {
        font-size: 1.5rem;
    }

    .mtf-framework {
        flex-direction: column;
    }

    .mtf-arrow {
        transform: rotate(90deg);
    }

    .lesson-header {
        padding: 20px 24px;
    }

    .lesson-content {
        padding: 24px;
    }

    .checklist-section {
        padding: 24px;
    }
}

@media (max-width: 480px) {
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .philosophy-grid,
    .lines-grid,
    .channels-grid,
    .pressure-grid,
    .rules-grid,
    .psychology-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-in {
    animation: fadeInUp 0.6s ease forwards;
}

/* Stagger delays */
.animate-in:nth-child(1) { animation-delay: 0.1s; }
.animate-in:nth-child(2) { animation-delay: 0.2s; }
.animate-in:nth-child(3) { animation-delay: 0.3s; }
.animate-in:nth-child(4) { animation-delay: 0.4s; }
.animate-in:nth-child(5) { animation-delay: 0.5s; }
.animate-in:nth-child(6) { animation-delay: 0.6s; }