/* ==========================================
   FinancePrepPro — Global Styles
   ========================================== */

/* CSS Variables */
:root {
    --color-primary: #6366f1;
    --color-primary-light: #818cf8;
    --color-primary-dark: #4f46e5;
    --color-secondary: #8b5cf6;
    --color-accent: #06b6d4;

    --color-up: #10b981;
    --color-up-bg: rgba(16, 185, 129, 0.1);
    --color-down: #ef4444;
    --color-down-bg: rgba(239, 68, 68, 0.1);

    --color-bg: #0a0a1a;
    --color-bg-alt: #0f0f23;
    --color-surface: #151530;
    --color-surface-hover: #1a1a3e;
    --color-border: rgba(99, 102, 241, 0.15);
    --color-border-subtle: rgba(255, 255, 255, 0.06);

    --color-text: #e2e8f0;
    --color-text-secondary: #94a3b8;
    --color-text-muted: #64748b;

    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-heading: 'Space Grotesk', 'Inter', sans-serif;

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.15);

    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    color: inherit;
    text-decoration: none;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ==========================================
   Navigation
   ========================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: var(--transition-base);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(10, 10, 26, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border-subtle);
    padding: 12px 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text);
    transition: var(--transition-fast);
}

.logo:hover {
    opacity: 0.9;
}

.logo-icon {
    flex-shrink: 0;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    padding: 8px 16px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

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

.nav-link.cta-link {
    background: var(--color-primary);
    color: white;
    font-weight: 600;
}

.nav-link.cta-link:hover {
    background: var(--color-primary-dark);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.mobile-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: var(--transition-base);
}

/* ==========================================
   Hero Section
   ========================================== */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    padding: 120px 0 80px;
    overflow: hidden;
}

.hero-bg-grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 30%, transparent 100%);
    -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 30%, transparent 100%);
}

.hero::before {
    content: '';
    position: absolute;
    top: -200px;
    right: -200px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -100px;
    left: -200px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.06) 0%, transparent 70%);
    pointer-events: none;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: var(--color-up-bg);
    border: 1px solid rgba(16, 185, 129, 0.2);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-up);
    margin-bottom: 24px;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background: var(--color-up);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.3); }
}

.hero h1 {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

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

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--color-text-secondary);
    max-width: 520px;
    margin-bottom: 32px;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: var(--transition-base);
    font-family: var(--font-primary);
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: white;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 30px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--color-primary-light);
}

/* Hero Stats */
.hero-stats {
    display: flex;
    align-items: center;
    gap: 32px;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-text);
}

.stat-suffix {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-primary-light);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-top: 2px;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--color-border);
}

/* Hero Visual — Market Card */
.hero-visual {
    display: flex;
    justify-content: center;
}

.market-card-stack {
    position: relative;
    width: 100%;
    max-width: 400px;
}

.market-card {
    border-radius: var(--radius-lg);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
}

.card-back {
    position: absolute;
    inset: 12px -8px -12px 8px;
    opacity: 0.5;
    z-index: 0;
}

.card-main {
    position: relative;
    z-index: 1;
    padding: 28px;
}

.market-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.market-card-title {
    font-weight: 600;
    font-size: 0.95rem;
}

.market-card-time {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.market-indices {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 24px;
}

.index-item {
    display: flex;
    align-items: center;
    gap: 12px;
}

.index-name {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    width: 80px;
    font-weight: 500;
}

.index-value {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.1rem;
    flex: 1;
}

.index-change {
    font-size: 0.85rem;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 6px;
}

.up { color: var(--color-up); }
.down { color: var(--color-down); }
.index-change.up { background: var(--color-up-bg); }
.index-change.down { background: var(--color-down-bg); }

.mini-chart {
    height: 60px;
    margin-bottom: 16px;
    position: relative;
}

.mini-chart svg {
    width: 100%;
    height: 100%;
}

.market-card-footer {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.pulse-dot-sm {
    width: 6px;
    height: 6px;
    background: var(--color-up);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

/* Scroll Indicator */
.hero-scroll-indicator {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    color: var(--color-text-muted);
    animation: float 3s ease-in-out infinite;
}

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

@keyframes float {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

/* ==========================================
   Ticker Tape
   ========================================== */
.ticker-section {
    border-top: 1px solid var(--color-border-subtle);
    border-bottom: 1px solid var(--color-border-subtle);
    background: var(--color-bg-alt);
    overflow: hidden;
}

.ticker-tape {
    overflow: hidden;
    white-space: nowrap;
    position: relative;
}

.ticker-content {
    display: inline-flex;
    animation: ticker 30s linear infinite;
}

.ticker-content::after {
    content: '';
    display: inline-flex;
}

.ticker-item {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    font-size: 0.9rem;
    border-right: 1px solid var(--color-border-subtle);
}

.ticker-symbol {
    font-weight: 700;
    font-family: var(--font-heading);
}

.ticker-price {
    color: var(--color-text-secondary);
}

.ticker-change {
    font-weight: 600;
    font-size: 0.85rem;
}

.ticker-item.up .ticker-change { color: var(--color-up); }
.ticker-item.down .ticker-change { color: var(--color-down); }

@keyframes ticker {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* ==========================================
   Section Common Styles
   ========================================== */
section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 60px;
}

.section-tag {
    display: inline-block;
    padding: 6px 14px;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-primary-light);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 16px;
}

.section-header h2 {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.section-header p {
    color: var(--color-text-secondary);
    font-size: 1.05rem;
    line-height: 1.7;
}

/* ==========================================
   Market Pulse Section
   ========================================== */
.market-pulse {
    background: var(--color-bg-alt);
}

.pulse-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 24px;
}

.pulse-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 28px;
    transition: var(--transition-base);
}

.pulse-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

.pulse-card-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--radius-md);
    color: var(--color-primary-light);
    margin-bottom: 20px;
}

.pulse-card h3 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    margin-bottom: 20px;
}

/* Movers */
.movers-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.mover-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 12px;
    background: rgba(255, 255, 255, 0.02);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.mover-item:hover {
    background: rgba(255, 255, 255, 0.05);
}

.mover-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.mover-symbol {
    font-weight: 700;
    font-family: var(--font-heading);
    font-size: 0.9rem;
}

.mover-name {
    color: var(--color-text-muted);
    font-size: 0.8rem;
}

.mover-change {
    font-weight: 600;
    font-size: 0.85rem;
    padding: 4px 10px;
    border-radius: 6px;
}

.mover-change.up { background: var(--color-up-bg); color: var(--color-up); }
.mover-change.down { background: var(--color-down-bg); color: var(--color-down); }

/* Sentiment Gauge */
.sentiment-gauge {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.gauge-container {
    width: 100%;
    height: 12px;
    background: linear-gradient(90deg, var(--color-down), #f59e0b, var(--color-up));
    border-radius: 100px;
    position: relative;
    overflow: hidden;
}

.gauge-fill {
    position: absolute;
    top: -2px;
    left: var(--gauge-value);
    width: 16px;
    height: 16px;
    background: white;
    border-radius: 50%;
    border: 3px solid var(--color-surface);
    box-shadow: var(--shadow-sm);
    transform: translateX(-50%);
}

.gauge-labels {
    display: flex;
    justify-content: space-between;
    width: 100%;
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.gauge-value {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--color-up);
    font-family: var(--font-heading);
}

.sentiment-label {
    font-weight: 600;
    color: var(--color-up);
    font-size: 0.9rem;
}

/* Sectors */
.sectors-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.sector-bar-item {
    display: grid;
    grid-template-columns: 90px 1fr 50px;
    align-items: center;
    gap: 12px;
}

.sector-name {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

.sector-bar {
    height: 8px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 100px;
    overflow: hidden;
}

.sector-bar-fill {
    height: 100%;
    border-radius: 100px;
    transition: width 1s ease;
}

.sector-bar-fill.up { background: var(--color-up); }
.sector-bar-fill.down { background: var(--color-down); }

.sector-pct {
    font-size: 0.85rem;
    font-weight: 600;
    text-align: right;
}

/* ==========================================
   Features Section
   ========================================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.feature-card {
    padding: 32px;
    background: var(--color-surface);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
}

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

.feature-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(139, 92, 246, 0.1));
    border-radius: var(--radius-md);
    color: var(--color-primary-light);
    margin-bottom: 20px;
}

.feature-card h3 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    margin-bottom: 10px;
}

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

/* ==========================================
   Daily Brief Section
   ========================================== */
.daily-brief {
    background: var(--color-bg-alt);
}

.brief-preview {
    max-width: 720px;
    margin: 0 auto;
}

.brief-window {
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
}

.brief-window-bar {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 14px 20px;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border-subtle);
}

.window-dots {
    display: flex;
    gap: 8px;
}

.window-dots .dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot.red { background: #ef4444; }
.dot.yellow { background: #f59e0b; }
.dot.green { background: #10b981; }

.window-title {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.brief-content {
    padding: 32px;
    background: var(--color-surface);
}

.brief-section {
    margin-bottom: 28px;
    padding-bottom: 28px;
    border-bottom: 1px solid var(--color-border-subtle);
}

.brief-section:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.brief-section h4 {
    font-family: var(--font-heading);
    font-size: 1rem;
    margin-bottom: 12px;
    color: var(--color-text);
}

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

.brief-section ol {
    list-style: decimal;
    padding-left: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.brief-section li {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

.brief-section strong {
    color: var(--color-text);
}

.brief-section em {
    color: var(--color-primary-light);
    font-style: normal;
    font-weight: 500;
}

/* ==========================================
   Learning Topics Section
   ========================================== */
.topics-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.topic-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition-base);
}

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

.topic-image {
    height: 140px;
    display: flex;
    align-items: flex-start;
    justify-content: flex-end;
    padding: 14px;
}

.topic-level {
    padding: 4px 12px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    color: white;
}

.topic-content {
    padding: 20px;
}

.topic-content h3 {
    font-family: var(--font-heading);
    font-size: 1.05rem;
    margin-bottom: 8px;
}

.topic-content p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 14px;
}

.topic-meta {
    display: flex;
    gap: 8px;
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

/* ==========================================
   Testimonials Section
   ========================================== */
.testimonials {
    background: var(--color-bg-alt);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.testimonial-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: var(--transition-base);
}

.testimonial-card:hover {
    border-color: var(--color-border);
}

.testimonial-stars {
    color: #f59e0b;
    font-size: 1rem;
    margin-bottom: 16px;
    letter-spacing: 2px;
}

.testimonial-card > p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 24px;
    font-style: italic;
}

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

.author-avatar {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.85rem;
    color: white;
}

.author-info {
    display: flex;
    flex-direction: column;
}

.author-name {
    font-weight: 600;
    font-size: 0.9rem;
}

.author-school {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

/* ==========================================
   Newsletter Section
   ========================================== */
.newsletter {
    background: var(--color-bg);
}

.newsletter-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
    padding: 64px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    position: relative;
    overflow: hidden;
}

.newsletter-card::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.newsletter-content {
    position: relative;
    z-index: 1;
}

.newsletter-content h2 {
    font-family: var(--font-heading);
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    margin-bottom: 16px;
    margin-top: 16px;
    letter-spacing: -0.02em;
}

.newsletter-content > p {
    color: var(--color-text-secondary);
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 32px;
}

.newsletter-form .form-group {
    display: flex;
    gap: 12px;
}

.newsletter-form input {
    flex: 1;
    padding: 14px 20px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text);
    font-size: 0.95rem;
    font-family: var(--font-primary);
    transition: var(--transition-fast);
}

.newsletter-form input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.newsletter-form input::placeholder {
    color: var(--color-text-muted);
}

.form-note {
    margin-top: 12px;
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.newsletter-success {
    text-align: center;
    padding: 20px 0;
}

.newsletter-success h3 {
    font-family: var(--font-heading);
    margin: 16px 0 8px;
}

.newsletter-success p {
    color: var(--color-text-secondary);
}

/* Inbox Preview */
.newsletter-visual {
    position: relative;
    z-index: 1;
}

.inbox-preview {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.inbox-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    border-bottom: 1px solid var(--color-border-subtle);
    transition: var(--transition-fast);
}

.inbox-item:last-child {
    border-bottom: none;
}

.inbox-item:hover {
    background: rgba(255, 255, 255, 0.02);
}

.inbox-item.unread {
    background: rgba(99, 102, 241, 0.05);
}

.inbox-dot {
    width: 8px;
    height: 8px;
    background: var(--color-primary);
    border-radius: 50%;
    flex-shrink: 0;
}

.inbox-text {
    flex: 1;
    min-width: 0;
}

.inbox-sender {
    display: block;
    font-weight: 600;
    font-size: 0.85rem;
    margin-bottom: 2px;
}

.inbox-subject {
    display: block;
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.inbox-time {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    white-space: nowrap;
}

/* ==========================================
   Footer
   ========================================== */
.footer {
    padding: 80px 0 40px;
    border-top: 1px solid var(--color-border-subtle);
}

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

.footer-brand p {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    max-width: 300px;
    margin-top: 16px;
    line-height: 1.6;
}

.footer-links h4 {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    margin-bottom: 16px;
    color: var(--color-text);
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

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

.footer-bottom {
    padding-top: 32px;
    border-top: 1px solid var(--color-border-subtle);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.disclaimer {
    font-size: 0.75rem !important;
    max-width: 400px;
    text-align: right;
}

/* ==========================================
   Animations & Scroll Reveals
   ========================================== */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ==========================================
   Responsive Design
   ========================================== */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 48px;
    }

    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

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

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

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

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

    .newsletter-card {
        grid-template-columns: 1fr;
        padding: 40px;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(10, 10, 26, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 16px;
        z-index: 999;
    }

    .nav-links.active {
        display: flex;
    }

    .nav-link {
        font-size: 1.25rem;
        padding: 12px 24px;
    }

    .mobile-toggle {
        display: flex;
        z-index: 1001;
    }

    .mobile-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .mobile-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .mobile-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .hero {
        padding: 100px 0 60px;
        min-height: auto;
    }

    .hero h1 {
        font-size: 2.25rem;
    }

    .hero-scroll-indicator {
        display: none;
    }

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

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

    section {
        padding: 64px 0;
    }

    .newsletter-card {
        padding: 28px;
    }

    .newsletter-form .form-group {
        flex-direction: column;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }

    .disclaimer {
        text-align: center;
        max-width: 100%;
    }

    .hero-stats {
        flex-wrap: wrap;
        gap: 20px;
    }

    .stat-divider {
        display: none;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero h1 {
        font-size: 1.85rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .btn {
        padding: 12px 20px;
        font-size: 0.9rem;
    }

    .market-card-stack {
        max-width: 100%;
    }

    .card-back {
        display: none;
    }
}