/* ============================================
   CSS Variables - Matching App Color Scheme
   ============================================ */
:root {
    --bg: #0b1220;
    --panel: #101826;
    --text: #e2e8f0;
    --muted: #94a3b8;
    --accent: #3b82f6;
    --gain: #22c55e;
    --loss: #ef4444;
    
    /* Additional colors for website */
    --accent-hover: #2563eb;
    --accent-light: rgba(59, 130, 246, 0.1);
    --panel-light: rgba(16, 24, 38, 0.5);
    --border: rgba(255, 255, 255, 0.08);
    --border-light: rgba(255, 255, 255, 0.05);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Border radius */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-xl: 2rem;
    
    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   Reset & Base Styles
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(11, 18, 32, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 1rem 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-section a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-img {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 700;
    background: linear-gradient(135deg, #3b82f6 0%, #22c55e 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--muted);
    transition: var(--transition);
    position: relative;
}

.nav-link:hover {
    color: var(--text);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: var(--transition);
}

.nav-link:hover::after {
    width: 100%;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

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

/* ============================================
   Buttons
   ============================================ */
.btn-primary,
.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

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

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(59, 130, 246, 0.3);
}

.btn-secondary {
    background: var(--panel);
    color: var(--text);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: var(--panel-light);
    border-color: var(--accent);
    transform: translateY(-2px);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

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

/* ============================================
   Hero Section
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 8rem 0 4rem;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 70% 80%, rgba(34, 197, 94, 0.05) 0%, transparent 50%);
    z-index: 0;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    animation: fadeInUp 0.8s ease-out;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.gradient-text {
    background: linear-gradient(135deg, var(--accent) 0%, var(--gain) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--muted);
    margin-bottom: 2.5rem;
    line-height: 1.7;
    max-width: 550px;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.stat-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--muted);
}

/* Phone Mockup */
.phone-mockup {
    position: relative;
    animation: fadeInRight 0.8s ease-out 0.2s both;
}

.phone-screen {
    background: var(--panel);
    border-radius: var(--radius-xl);
    padding: 2rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    border: 1px solid var(--border);
}

.mockup-content {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.mockup-header {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text);
}

.mockup-stats {
    display: flex;
    gap: 1.5rem;
}

.mockup-stat {
    flex: 1;
}

.mockup-label {
    font-size: 0.75rem;
    color: var(--muted);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.mockup-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 0.25rem;
}

.mockup-change {
    font-size: 0.875rem;
    color: var(--muted);
}

.mockup-change.gain {
    color: var(--gain);
}

.mockup-divider {
    width: 1px;
    background: var(--border);
}

.mockup-chart {
    display: flex;
    align-items: flex-end;
    gap: 0.5rem;
    height: 120px;
    padding: 1rem 0;
}

.chart-bar {
    flex: 1;
    background: linear-gradient(to top, var(--accent), var(--gain));
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    opacity: 0.8;
    animation: growUp 1s ease-out backwards;
}

.chart-bar:nth-child(1) { animation-delay: 0.1s; }
.chart-bar:nth-child(2) { animation-delay: 0.2s; }
.chart-bar:nth-child(3) { animation-delay: 0.3s; }
.chart-bar:nth-child(4) { animation-delay: 0.4s; }
.chart-bar:nth-child(5) { animation-delay: 0.5s; }
.chart-bar:nth-child(6) { animation-delay: 0.6s; }
.chart-bar:nth-child(7) { animation-delay: 0.7s; }
.chart-bar:nth-child(8) { animation-delay: 0.8s; }

/* ============================================
   Container & Sections
   ============================================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

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

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--muted);
}

/* ============================================
   Features Section
   ============================================ */
.features {
    padding: 6rem 0;
    position: relative;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    transition: var(--transition);
    opacity: 0;
    transform: translateY(30px);
    position: relative;
}

.feature-card.animate {
    opacity: 1;
    transform: translateY(0);
}

.feature-card:hover {
    border-color: var(--accent);
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.feature-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.15) 0%, rgba(34, 197, 94, 0.1) 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    margin-bottom: 1.5rem;
}

.feature-icon svg {
    stroke: url(#icon-gradient);
}

.feature-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text);
}

.feature-description {
    color: var(--muted);
    line-height: 1.7;
    position: relative;
}

.feature-card {
    position: relative;
}

.region-hover {
    color: var(--accent);
    cursor: pointer;
    text-decoration: underline;
    text-decoration-color: transparent;
    transition: var(--transition);
    position: relative;
}

.region-hover:hover {
    color: var(--accent-hover);
    text-decoration-color: var(--accent-hover);
}

.hover-hint {
    display: block;
    font-size: 0.85rem;
    color: var(--muted);
    font-style: italic;
    margin-top: 0.5rem;
    opacity: 0.7;
}

.region-tooltip {
    position: absolute;
    background: var(--panel);
    border: 1px solid var(--accent);
    border-radius: var(--radius-md);
    padding: 1rem 1.25rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-10px);
    transition: opacity 0.2s ease, transform 0.2s ease;
    min-width: 280px;
    max-width: 400px;
    margin-top: 0.5rem;
}

.region-tooltip.show {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

.tooltip-header {
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
    border-bottom: 1px solid var(--border);
    padding-bottom: 0.5rem;
}

.tooltip-countries {
    color: var(--text);
    line-height: 1.6;
    font-size: 0.9rem;
}

/* Mobile adjustments for tooltips */
@media (max-width: 768px) {
    .region-tooltip {
        min-width: 240px;
        max-width: calc(100vw - 40px);
        font-size: 0.85rem;
    }
    
    .tooltip-countries {
        font-size: 0.85rem;
    }
    
    .hover-hint {
        font-size: 0.8rem;
    }
}

/* ============================================
   How It Works Section
   ============================================ */
.how-it-works {
    padding: 6rem 0;
    background: var(--panel);
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 3rem;
    max-width: 1000px;
    margin: 0 auto;
}

.step {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    opacity: 0;
    transform: translateY(30px);
}

.step.animate {
    opacity: 1;
    transform: translateY(0);
}

.step-number {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--accent), var(--gain));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 800;
    color: white;
    margin-bottom: 1.5rem;
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.3);
}

.step-content {
    max-width: 300px;
}

.step-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text);
}

.step-description {
    color: var(--muted);
    line-height: 1.7;
}

/* ============================================
   Pricing Section
   ============================================ */
.pricing {
    padding: 6rem 0;
}

.pricing-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    position: relative;
    opacity: 0;
    transform: translateY(30px);
}

.pricing-card.animate {
    opacity: 1;
    transform: translateY(0);
}

.pricing-card.featured {
    border-color: var(--accent);
    border-width: 2px;
    box-shadow: 0 20px 40px rgba(59, 130, 246, 0.2);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 600;
}

.pricing-header {
    text-align: center;
    margin-bottom: 2rem;
}

.pricing-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text);
}

.pricing-price {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.25rem;
}

.price-line {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 0.5rem;
}

.price-amount {
    font-size: 3rem;
    font-weight: 800;
    color: var(--text);
}

.price-period {
    font-size: 1rem;
    color: var(--muted);
    display: block;
    width: 100%;
    text-align: center;
    margin-top: -5px;
}

.price-alternative {
    margin-top: 0.5rem;
}

.price-alt-text {
    font-size: 1rem;
    color: var(--muted);
    font-weight: 400;
}

.pricing-features {
    margin-bottom: 2rem;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 0;
    color: var(--muted);
    border-bottom: 1px solid var(--border-light);
}

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

.pricing-features li svg {
    color: var(--gain);
    flex-shrink: 0;
}

.pricing-features li strong {
    color: var(--text);
}

/* ============================================
   Download Section
   ============================================ */
.download {
    padding: 6rem 0;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(34, 197, 94, 0.05) 100%);
}

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

.download-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.download-subtitle {
    font-size: 1.25rem;
    color: var(--muted);
    margin-bottom: 3rem;
}

.download-buttons {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.download-btn {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1rem 1.5rem;
    transition: var(--transition);
    width: 230px;
    text-decoration: none;
}

.download-btn:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.download-btn.coming-soon {
    opacity: 0.5;
    cursor: not-allowed;
}

.download-btn-img {
    height: 48px;
    width: auto;
    flex-shrink: 0;
    display: block;
    object-fit: contain;
}

.download-btn-label {
    font-size: 0.75rem;
    color: var(--muted);
    text-align: left;
}

.download-btn-name {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text);
    text-align: left;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    padding: 4rem 0 2rem;
    border-top: 1px solid var(--border);
    background: var(--panel);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.footer-logo a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.footer-logo-img {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
}

.footer-logo-text {
    font-size: 1.25rem;
    font-weight: 700;
}

.footer-tagline {
    color: var(--muted);
    line-height: 1.7;
}

.footer-title {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links a {
    color: var(--muted);
    transition: var(--transition);
}

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

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

.social-link {
    width: 40px;
    height: 40px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--muted);
    transition: var(--transition);
    position: relative;
    cursor: pointer;
}

.social-link:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-2px);
}

.social-link[data-tooltip]::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--panel);
    color: var(--text);
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
    border: 1px solid var(--border);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    z-index: 1000;
}

.social-link[data-tooltip]::before {
    content: '';
    position: absolute;
    bottom: calc(100% + 2px);
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-top: 6px solid var(--border);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
    z-index: 1000;
}

.social-link:hover[data-tooltip]::after,
.social-link:hover[data-tooltip]::before {
    opacity: 1;
}

.social-link:hover[data-tooltip]::before {
    border-top-color: var(--panel);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--border);
    text-align: center;
    color: var(--muted);
}

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

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes growUp {
    from {
        height: 0;
    }
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .steps {
        grid-template-columns: 1fr;
    }
    
    .pricing-cards {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .download-buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .download-btn {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 6rem 0 3rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn-large {
        width: 100%;
        justify-content: center;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .feature-card,
    .pricing-card {
        padding: 1.5rem;
    }
}