/* ========================================
   Flash USDT Currency - Premium Design System
   ======================================== */

/* CSS Variables - Color & Design Tokens */
:root {
    /* Primary Colors */
    --primary: #10B981;
    --primary-dark: #059669;
    --primary-light: #34D399;
    --primary-glow: rgba(16, 185, 129, 0.3);

    /* Secondary Colors */
    --secondary: #F59E0B;
    --secondary-dark: #D97706;
    --secondary-light: #FBBF24;

    /* Accent Colors */
    --accent-blue: #3B82F6;
    --accent-purple: #8B5CF6;
    --accent-red: #EF4444;

    /* Neutral Colors - Light Mode */
    --bg-primary: #FFFFFF;
    --bg-secondary: #F8FAFC;
    --bg-tertiary: #F1F5F9;
    --bg-card: #FFFFFF;

    --text-primary: #0F172A;
    --text-secondary: #475569;
    --text-muted: #94A3B8;

    --border-light: #E2E8F0;
    --border-medium: #CBD5E1;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    --gradient-secondary: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-dark) 100%);
    --gradient-hero: linear-gradient(135deg, #0F172A 0%, #1E293B 50%, #0F172A 100%);
    --gradient-glow: radial-gradient(ellipse at center, var(--primary-glow) 0%, transparent 70%);

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-glow: 0 0 40px var(--primary-glow);

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;

    /* Z-Index */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal: 400;
    --z-tooltip: 500;
}

/* Dark Mode */
[data-theme="dark"] {
    --bg-primary: #0F172A;
    --bg-secondary: #1E293B;
    --bg-tertiary: #334155;
    --bg-card: #1E293B;

    --text-primary: #F8FAFC;
    --text-secondary: #CBD5E1;
    --text-muted: #64748B;

    --border-light: #334155;
    --border-medium: #475569;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 10px 10px -5px rgba(0, 0, 0, 0.3);
}

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

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

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

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

ul,
ol {
    list-style: none;
}

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

button,
input,
select,
textarea {
    font-family: inherit;
    font-size: inherit;
    border: none;
    outline: none;
    background: none;
}

button {
    cursor: pointer;
}

/* ========================================
   Utilities
   ======================================== */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

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

.highlight {
    color: var(--primary);
}

/* ========================================
   Buttons
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-weight: 600;
    font-size: var(--font-size-sm);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, #10B981 0%, #059669 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(16, 185, 129, 0.4);
}

.btn-secondary {
    background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(245, 158, 11, 0.4);
}

.btn-bnb {
    background: linear-gradient(135deg, #EAB308 0%, #CA8A04 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(234, 179, 8, 0.3);
}

.btn-bnb:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(234, 179, 8, 0.4);
}

.btn-outline {
    border: 2px solid #10B981;
    color: #10B981;
    background: transparent;
}

.btn-outline:hover {
    background: rgba(16, 185, 129, 0.1);
    border-color: #34D399;
    color: #34D399;
}

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

.btn-lg {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-base);
}

.btn-full {
    width: 100%;
}

.btn-icon {
    font-size: 1.2em;
}

/* ========================================
   Price Ticker
   ======================================== */
.price-ticker {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-light);
    padding: 4px 0;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    transition: all var(--transition-base);
}

.ticker-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}

.ticker-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
    font-size: 0.7rem;
    min-width: 80px;
}

.ticker-label {
    font-weight: 700;
    color: var(--text-muted);
    font-size: 0.65rem;
}

.ticker-value {
    font-weight: 800;
    color: var(--text-primary);
    font-size: 0.75rem;
}

.ticker-change {
    font-size: 0.7rem;
    padding: 0;
    background: none !important;
}

.ticker-change.positive {
    color: var(--primary) !important;
}

.ticker-change.negative {
    color: var(--accent-red) !important;
}

.ticker-status {
    color: var(--primary);
    font-weight: 600;
    display: flex;
    flex-direction: column;
    align-items: center;
    font-size: 0.7rem;
}

.ticker-status.online {
    animation: pulse 2s infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

/* ========================================
   Navigation
   ======================================== */
.navbar {
    position: fixed;
    top: 45px;
    left: 0;
    right: 0;
    z-index: var(--z-sticky);
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-light);
    transition: all var(--transition-base);
}

[data-theme="dark"] .navbar {
    background: rgba(15, 23, 42, 0.8);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    max-width: 1280px;
    margin: 0 auto;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo-icon {
    width: 40px;
    height: 40px;
}

.logo-text {
    font-size: var(--font-size-xl);
    font-weight: 800;
    color: var(--text-primary);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-link {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-secondary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary);
    background: rgba(16, 185, 129, 0.1);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.theme-toggle {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.theme-toggle:hover {
    background: var(--bg-tertiary);
    color: var(--primary);
}

.theme-toggle svg {
    width: 20px;
    height: 20px;
}

.sun-icon {
    display: block;
}

.moon-icon {
    display: none;
}

[data-theme="dark"] .sun-icon {
    display: none;
}

[data-theme="dark"] .moon-icon {
    display: block;
}

.nav-cta {
    display: none;
}

@media (min-width: 768px) {
    .nav-cta {
        display: inline-flex;
    }
}

.mobile-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: var(--spacing-sm);
}

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

@media (min-width: 1024px) {
    .mobile-toggle {
        display: none;
    }
}

@media (max-width: 1023px) {
    .nav-menu {
        position: fixed;
        top: 100px;
        left: 0;
        right: 0;
        background: var(--bg-primary);
        flex-direction: column;
        padding: var(--spacing-lg);
        border-bottom: 1px solid var(--border-light);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }

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

/* ========================================
   Pricing Section Updates
   ======================================== */
.pricing-tabs {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-3xl);
}

.tab-btn {
    padding: var(--spacing-md) var(--spacing-2xl);
    border-radius: var(--radius-full);
    font-weight: 700;
    transition: all var(--transition-base);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border: 2px solid var(--border-light);
}

.tab-btn.active {
    background: var(--gradient-primary);
    color: white;
    border-color: transparent;
    box-shadow: var(--shadow-glow);
}

.pricing-group {
    display: none;
    animation: fadeIn 0.5s ease-out;
}

.pricing-group.active {
    display: block;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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

.pricing-badge.btc {
    background: linear-gradient(135deg, #F59E0B, #D97706);
}

.pricing-badge.usdt {
    background: linear-gradient(135deg, #10B981, #059669);
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    padding-top: 140px;
    padding-bottom: var(--spacing-2xl);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: var(--gradient-hero);
}

[data-theme="dark"] .hero-gradient {
    opacity: 1;
}

.hero-gradient::before {
    content: '';
    position: absolute;
    top: 20%;
    left: 30%;
    width: 500px;
    height: 500px;
    background: var(--gradient-glow);
    border-radius: 50%;
    filter: blur(100px);
    animation: float 6s ease-in-out infinite;
}

.hero-gradient::after {
    content: '';
    position: absolute;
    bottom: 20%;
    right: 20%;
    width: 400px;
    height: 400px;
    background: radial-gradient(ellipse at center, rgba(245, 158, 11, 0.2) 0%, transparent 70%);
    border-radius: 50%;
    filter: blur(80px);
    animation: float 8s ease-in-out infinite reverse;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0) scale(1);
    }

    50% {
        transform: translateY(-30px) scale(1.05);
    }
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

@media (min-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr 1fr;
    }
}

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

@media (min-width: 1024px) {
    .hero-text {
        text-align: left;
    }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: var(--radius-full);
    color: var(--accent-red);
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    animation: glow 2s ease-in-out infinite alternate;
}

@keyframes glow {
    0% {
        box-shadow: 0 0 5px rgba(239, 68, 68, 0.3);
    }

    100% {
        box-shadow: 0 0 20px rgba(239, 68, 68, 0.5);
    }
}

.hero-title {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
    color: white;
}

@media (min-width: 768px) {
    .hero-title {
        font-size: var(--font-size-5xl);
    }
}

@media (min-width: 1024px) {
    .hero-title {
        font-size: var(--font-size-6xl);
    }
}

.hero-description {
    font-size: var(--font-size-lg);
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--spacing-xl);
    max-width: 560px;
}

@media (min-width: 1024px) {
    .hero-description {
        margin-right: auto;
    }
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    justify-content: center;
    margin-bottom: var(--spacing-2xl);
}

@media (min-width: 1024px) {
    .hero-buttons {
        justify-content: flex-start;
    }
}

.hero-stats {
    display: flex;
    gap: var(--spacing-2xl);
    justify-content: center;
}

@media (min-width: 1024px) {
    .hero-stats {
        justify-content: flex-start;
    }
}

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

.stat-value {
    display: block;
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: white;
}

.stat-label {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.6);
}

/* Hero Card */
.hero-card {
    position: relative;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-xl);
    max-width: 420px;
    margin: 0 auto;
}

.card-glow {
    position: absolute;
    inset: -2px;
    background: var(--gradient-primary);
    border-radius: var(--radius-2xl);
    z-index: -1;
    opacity: 0.5;
    filter: blur(20px);
}

.hero-card-content {
    text-align: center;
}

.usdt-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-lg);
    animation: float 3s ease-in-out infinite;
}

.hero-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: white;
    margin-bottom: var(--spacing-sm);
}

.hero-card p {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--spacing-lg);
}

.card-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.card-feature {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: rgba(255, 255, 255, 0.9);
    font-size: var(--font-size-sm);
}

.feature-check {
    color: var(--primary);
    font-weight: bold;
}

.arrow-icon {
    width: 20px;
    height: 20px;
    transition: transform var(--transition-fast);
}

.btn:hover .arrow-icon {
    transform: translateX(4px);
}

/* Hero Wave */
.hero-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    line-height: 0;
}

.hero-wave svg {
    width: 100%;
    height: 120px;
}

/* ========================================
   Section Styles
   ======================================== */
section {
    padding: var(--spacing-2xl) 0;
}

.section-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto var(--spacing-xl);
}

.section-tag {
    display: inline-block;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-sm);
}

.section-title {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

@media (min-width: 768px) {
    .section-title {
        font-size: var(--font-size-4xl);
    }
}

.section-description {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
}

/* ========================================
   Features Section
   ======================================== */
.features {
    background: var(--bg-secondary);
}

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

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    transition: all var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary);
}

.feature-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(16, 185, 129, 0.1);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
}

.feature-icon svg {
    width: 28px;
    height: 28px;
    color: var(--primary);
}

.feature-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.feature-card p {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ========================================
   Demo Section
   ======================================== */
.demo-section {
    background: var(--bg-primary);
}

.demo-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

@media (min-width: 1024px) {
    .demo-container {
        grid-template-columns: 1fr 1fr;
    }
}

.demo-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-lg);
}

.demo-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.demo-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(16, 185, 129, 0.1);
    border-radius: var(--radius-xl);
    margin: 0 auto var(--spacing-md);
}

.demo-icon svg {
    width: 32px;
    height: 32px;
    color: var(--primary);
}

.demo-header h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.demo-header p {
    color: var(--text-secondary);
}

.demo-steps {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.demo-step {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
}

.step-number {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    color: white;
    font-weight: 700;
    border-radius: var(--radius-full);
    flex-shrink: 0;
}

.step-content h4 {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2px;
}

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

.demo-btn {
    margin-bottom: var(--spacing-md);
}

.wallet-icon {
    width: 20px;
    height: 20px;
}

.demo-note {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    text-align: center;
}

.demo-video {
    background: var(--bg-secondary);
    border-radius: var(--radius-2xl);
    overflow: hidden;
}

.video-wrapper {
    position: relative;
    padding-top: 56.25%;
}

.video-placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-secondary) 100%);
    cursor: pointer;
}

.play-button {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    color: white;
    margin-bottom: var(--spacing-md);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-glow);
}

.play-button:hover {
    transform: scale(1.1);
}

.play-button svg {
    width: 32px;
    height: 32px;
    margin-left: 4px;
}

.video-placeholder p {
    font-weight: 600;
    color: var(--text-secondary);
}

/* ========================================
   Activity Section
   ======================================== */
.activity-section {
    background: var(--bg-secondary);
    padding: var(--spacing-2xl) 0;
}

.activity-feed {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    max-width: 600px;
    margin: 0 auto;
}

.activity-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    animation: slideIn 0.5s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }

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

.activity-avatar {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    color: white;
    font-weight: 700;
    border-radius: var(--radius-full);
    flex-shrink: 0;
}

.activity-content {
    flex: 1;
}

.activity-user {
    display: block;
    font-weight: 600;
    font-size: var(--font-size-sm);
    color: var(--text-primary);
}

.activity-text {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.activity-time {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    white-space: nowrap;
}

/* ========================================
   Networks Section
   ======================================== */
.networks-section {
    background: var(--bg-primary);
}

.networks-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-xl);
    max-width: 800px;
    margin: 0 auto;
}

.network-card {
    position: relative;
    background: var(--bg-card);
    border: 2px solid var(--border-light);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-2xl);
    text-align: center;
    transition: all var(--transition-base);
}

.network-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.network-card.erc20:hover {
    border-color: var(--primary);
}

.network-card.trc20:hover {
    border-color: var(--secondary);
}

.network-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--gradient-primary);
    color: white;
    font-size: var(--font-size-xs);
    font-weight: 700;
    border-radius: var(--radius-full);
    text-transform: uppercase;
}

.network-badge.secondary {
    background: var(--gradient-secondary);
}

.network-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
}

.network-icon svg {
    width: 48px;
    height: 48px;
}

.network-card.erc20 .network-icon svg {
    color: #627EEA;
}

.network-card.trc20 .network-icon svg {
    color: #EF0027;
}

.network-card h3 {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.network-name {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.network-features {
    text-align: left;
    margin-bottom: var(--spacing-xl);
}

.network-features li {
    padding: var(--spacing-sm) 0;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    border-bottom: 1px solid var(--border-light);
}

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

.network-price {
    margin-bottom: var(--spacing-lg);
}

.price-label {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

.price-value {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--text-primary);
}

/* ========================================
   Pricing Section
   ======================================== */
.pricing-section {
    background: var(--bg-secondary);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    max-width: 1250px;
    margin: 0 auto;
}

.pricing-grid.grid-3-col {
    max-width: 1000px;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.pricing-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-xl);
    transition: all var(--transition-base);
}

.pricing-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.pricing-card.featured {
    border: 2px solid var(--primary);
    box-shadow: var(--shadow-glow);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--gradient-primary);
    color: white;
    font-size: var(--font-size-xs);
    font-weight: 700;
    border-radius: var(--radius-full);
    text-transform: uppercase;
}

.pricing-header {
    text-align: center;
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-light);
    margin-bottom: var(--spacing-md);
}

.pricing-header h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.pricing-amount {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: var(--spacing-xs);
}

.currency {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-primary);
}

.price {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
}

.original-price {
    font-size: var(--font-size-lg);
    color: var(--text-muted);
    text-decoration: line-through;
}

.pricing-period {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    margin-top: var(--spacing-sm);
}

.pricing-features {
    margin-bottom: var(--spacing-lg);
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.pricing-features .check {
    color: var(--primary);
    font-weight: bold;
}

.pricing-features .x {
    color: var(--text-muted);
}

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


/* ========================================
   Pricing Tabs & Groups Logic
   ======================================== */
.pricing-tabs {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 12px 30px;
    border-radius: 50px;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    color: var(--text-secondary);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.tab-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.tab-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

.pricing-group {
    display: block;
    /* Always visible now */
    animation: fadeIn 0.5s ease;
}

/* ========================================
   Pricing Group Headers
   ======================================== */
.pricing-group-header {
    text-align: center;
    margin-bottom: 30px;
    position: relative;
    z-index: 2;
}

.pricing-group-header h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    display: inline-block;
    padding: 10px 30px;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 50px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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

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

.testimonials-slider {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.testimonial-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    transition: all var(--transition-base);
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.testimonial-rating {
    color: var(--secondary);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
}

.testimonial-text {
    font-size: var(--font-size-base);
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.author-avatar {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    color: white;
    font-weight: 700;
    border-radius: var(--radius-full);
}

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

.author-name {
    font-weight: 600;
    color: var(--text-primary);
}

.author-role {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

/* ========================================
   FAQ Section
   ======================================== */
.faq-section {
    background: var(--bg-secondary);
}

.faq-container {
    max-width: 720px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
    overflow: hidden;
    transition: all var(--transition-base);
}

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

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--text-primary);
    text-align: left;
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

.faq-icon {
    width: 20px;
    height: 20px;
    color: var(--text-muted);
    transition: transform var(--transition-base);
    flex-shrink: 0;
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
    color: var(--primary);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 var(--spacing-lg) var(--spacing-lg);
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ========================================
   Contact Section
   ======================================== */
.contact-section {
    background: var(--bg-primary);
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
}

@media (min-width: 1024px) {
    .contact-container {
        grid-template-columns: 1fr 1.5fr;
    }
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    transition: all var(--transition-base);
}

.contact-card:hover {
    border-color: var(--primary);
    transform: translateX(8px);
}

.contact-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(16, 185, 129, 0.1);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
}

.contact-icon svg {
    width: 24px;
    height: 24px;
    color: var(--primary);
}

.contact-card h4 {
    font-size: var(--font-size-base);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.contact-card p {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    line-height: 1.6;
}

.contact-form {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-2xl);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

@media (min-width: 640px) {
    .form-row {
        grid-template-columns: 1fr 1fr;
    }
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.send-icon {
    width: 20px;
    height: 20px;
}

/* ========================================
   Newsletter Section
   ======================================== */
.newsletter-section {
    background: var(--gradient-hero);
    padding: var(--spacing-3xl) 0;
}

.newsletter-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xl);
    text-align: center;
}

@media (min-width: 768px) {
    .newsletter-content {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

.newsletter-text h3 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: white;
    margin-bottom: var(--spacing-sm);
}

.newsletter-text p {
    color: rgba(255, 255, 255, 0.7);
}

.newsletter-form {
    display: flex;
    gap: var(--spacing-sm);
    width: 100%;
    max-width: 400px;
}

.newsletter-form input {
    flex: 1;
    padding: var(--spacing-md) var(--spacing-lg);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    color: white;
}

.newsletter-form input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.newsletter-form input:focus {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--primary);
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: var(--bg-secondary);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
    border-top: 1px solid var(--border-light);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr 1fr;
    }
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.footer-brand p {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.social-link:hover {
    background: var(--primary);
    color: white;
}

.social-link svg {
    width: 20px;
    height: 20px;
}

.footer-links h4 {
    font-size: var(--font-size-base);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

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

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

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

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

/* ========================================
   Scroll Animations
   ======================================== */
[data-aos] {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

[data-aos].aos-animate {
    opacity: 1;
    transform: translateY(0);
}

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

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

::-webkit-scrollbar-thumb {
    background: var(--border-medium);
    border-radius: var(--radius-full);
}

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

/* ========================================
   BNB Button Style
   ======================================== */
.btn-bnb {
    background: linear-gradient(135deg, #F3BA2F 0%, #D4A422 100%);
    color: #1E2026;
    box-shadow: var(--shadow-md);
}

.btn-bnb:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), 0 0 20px rgba(243, 186, 47, 0.3);
}

/* ========================================
   Modal Styles
   ======================================== */
.modal {
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
}

.modal.active {
    display: flex;
}

.modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
}

.modal-container {
    position: relative;
    background: var(--bg-card);
    border-radius: var(--radius-2xl);
    width: 100%;
    max-width: 480px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
    animation: modalSlideIn 0.3s ease;
}

.modal-container.modal-lg {
    max-width: 600px;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.95);
    }

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

.modal-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border-radius: var(--radius-full);
    color: var(--text-secondary);
    font-size: 24px;
    cursor: pointer;
    transition: all var(--transition-fast);
    z-index: 10;
}

.modal-close:hover {
    background: var(--accent-red);
    color: white;
}

.modal-header {
    padding: var(--spacing-xl);
    text-align: center;
    border-bottom: 1px solid var(--border-light);
}

.modal-header h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.modal-header p {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.modal-header.success {
    background: rgba(16, 185, 129, 0.1);
}

.success-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    color: white;
    font-size: 32px;
    border-radius: var(--radius-full);
    margin: 0 auto var(--spacing-md);
}

.modal-body {
    padding: var(--spacing-xl);
}

/* Wallet Options */
.wallet-options {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.wallet-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg);
    background: var(--bg-secondary);
    border: 2px solid var(--border-light);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.wallet-option:hover {
    border-color: var(--primary);
    background: rgba(16, 185, 129, 0.05);
}

.wallet-option img {
    width: 40px;
    height: 40px;
}

.wallet-icon-placeholder {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
}

.wallet-option span {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-primary);
}

/* Divider */
.divider {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

.divider::before,
.divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border-light);
}

/* Security Notice */
.security-notice {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: rgba(16, 185, 129, 0.1);
    border-radius: var(--radius-lg);
    color: var(--primary);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-lg);
}

/* Order Summary */
.order-summary {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-sm) 0;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.summary-row.total {
    border-top: 1px solid var(--border-light);
    margin-top: var(--spacing-sm);
    padding-top: var(--spacing-md);
    font-weight: 700;
    font-size: var(--font-size-lg);
    color: var(--text-primary);
}

/* Order Details */
.order-details {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.order-details p {
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

.order-details strong {
    color: var(--text-primary);
}

/* ========================================
   Wallet Status Display
   ======================================== */
.wallet-status {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid var(--primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.wallet-connected {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.status-dot {
    width: 10px;
    height: 10px;
    background: var(--primary);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

.status-text {
    font-weight: 600;
    color: var(--primary);
}

.wallet-address {
    font-family: monospace;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    background: var(--bg-secondary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    word-break: break-all;
}

.wallet-balance {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.balance-item {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    text-align: center;
}

.balance-label {
    display: block;
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    margin-bottom: 2px;
}

.balance-value {
    display: block;
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--primary);
}

/* ========================================
   Help Section
   ======================================== */
.help-section {
    background: var(--bg-secondary);
}

.help-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.help-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: all var(--transition-base);
}

.help-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.help-icon {
    font-size: 48px;
    margin-bottom: var(--spacing-md);
}

.help-card h3 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.help-card p {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-md);
}

.help-list {
    margin-bottom: var(--spacing-lg);
}

.help-list li {
    padding: var(--spacing-xs) 0;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.btn-sm {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
}

.help-bottom {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    text-align: center;
}

.help-cta h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.help-cta p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.help-buttons {
    flex-wrap: wrap;
    gap: var(--spacing-md);
    justify-content: center;
}

/* ========================================
   Demo Disclaimer
   ======================================== */
.demo-disclaimer {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.3);
    border-radius: var(--radius-md);
    color: #f59e0b;
    font-size: var(--font-size-sm);
    text-align: center;
}

.demo-disclaimer strong {
    color: #f59e0b;
}

/* ========================================
   Gambling Sites Feature
   ======================================== */
.gambling-feature {
    border-color: var(--accent) !important;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.05), rgba(16, 185, 129, 0.05)) !important;
}

.gambling-feature:hover {
    border-color: var(--primary) !important;
    box-shadow: 0 0 30px rgba(139, 92, 246, 0.2) !important;
}

.gambling-icon {
    background: linear-gradient(135deg, var(--accent), var(--primary)) !important;
}

.gambling-sites-list {
    margin-top: var(--spacing-sm);
    columns: 2;
    gap: var(--spacing-sm);
}

.gambling-sites-list li {
    padding: var(--spacing-xs) 0;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* ========================================
   Accent Button
   ======================================== */
.btn-accent {
    background: linear-gradient(135deg, var(--accent), #a855f7);
    color: white;
    border: none;
}

.btn-accent:hover {
    background: linear-gradient(135deg, #a855f7, var(--accent));
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(139, 92, 246, 0.4);
}

/* ========================================
   Support Section
   ======================================== */
.support-section {
    padding: var(--spacing-3xl) 0;
    background: var(--bg-secondary);
}

.support-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-3xl);
}

.support-card {
    display: block;
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    text-decoration: none;
    transition: all var(--transition-base);
}

.support-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.support-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.support-card h4 {
    font-size: var(--font-size-lg);
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.support-card p {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* ========================================
   Live Community Section
   ======================================== */
.live-community {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(139, 92, 246, 0.1));
    border: 1px solid var(--border-light);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    text-align: center;
}

.community-header h3 {
    font-size: var(--font-size-2xl);
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.community-header p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
}

.community-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-3xl);
    margin-bottom: var(--spacing-2xl);
}

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

.stat-number {
    display: block;
    font-size: var(--font-size-3xl);
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.social-community-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.community-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-lg) var(--spacing-xl);
    border-radius: var(--radius-lg);
    text-decoration: none;
    transition: all var(--transition-base);
    min-width: 140px;
}

.community-link svg {
    width: 32px;
    height: 32px;
}

.community-link span {
    font-weight: 600;
    color: white;
}

.community-link small {
    font-size: var(--font-size-xs);
    opacity: 0.8;
    color: white;
}

.community-link.twitter {
    background: linear-gradient(135deg, #1DA1F2, #0d8ecf);
}

.community-link.telegram {
    background: linear-gradient(135deg, #0088cc, #0077b5);
}

.community-link.discord {
    background: linear-gradient(135deg, #5865F2, #4752C4);
}

.community-link.youtube {
    background: linear-gradient(135deg, #FF0000, #CC0000);
}

.community-link:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

/* ========================================
   Support Responsive
   ======================================== */
@media (max-width: 992px) {
    .support-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .community-stats {
        gap: var(--spacing-xl);
    }
}

@media (max-width: 576px) {
    .support-grid {
        grid-template-columns: 1fr;
    }

    .community-stats {
        flex-direction: column;
        gap: var(--spacing-lg);
    }

    .social-community-links {
        flex-direction: column;
        align-items: center;
    }

    .community-link {
        width: 100%;
        max-width: 200px;
    }
}

/* ========================================
   Gambling Sites Section (Support Page)
   ======================================== */
.gambling-sites-section {
    margin-top: var(--spacing-3xl);
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.1), rgba(245, 158, 11, 0.1));
    border: 2px solid var(--accent);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    text-align: center;
}

.gambling-header h3 {
    font-size: var(--font-size-2xl);
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.gambling-header p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
}

.gambling-platforms {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: var(--spacing-md);
}

.platform-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-lg);
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    text-decoration: none;
    transition: all var(--transition-base);
}

.platform-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.3);
    border-color: var(--accent);
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.1), rgba(16, 185, 129, 0.1));
}

.platform-emoji {
    font-size: 2rem;
}

.platform-name {
    font-weight: 600;
    font-size: var(--font-size-sm);
    color: var(--text-primary);
}

@media (max-width: 992px) {
    .gambling-platforms {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 576px) {
    .gambling-platforms {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Payment Modal Styles */
.pricing-value {
    padding: 1rem;
    margin: 1rem 0;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(16, 185, 129, 0.2));
    border-radius: 0.5rem;
    text-align: center;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.value-label {
    display: block;
    font-size: 0.875rem;
    color: #94a3b8;
    margin-bottom: 0.25rem;
}

.value-amount {
    font-size: 1.25rem;
    font-weight: 700;
    color: #10B981;
}

.payment-summary {
    background: var(--bg-secondary);
    border-radius: 1rem;
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-light);
}

.summary-row:last-child {
    border-bottom: none;
}

.summary-row.highlight strong {
    font-size: 1.125rem;
    color: #8B5CF6;
}

.summary-row.success strong {
    font-size: 1.25rem;
    color: #10B981;
}

.payment-methods h4 {
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.payment-options {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-bottom: 2rem;
}

.payment-option {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--bg-primary);
    border: 2px solid var(--border-light);
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 0.3s;
}

.payment-option:hover,
.payment-option.selected {
    border-color: #10B981;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.05), rgba(16, 185, 129, 0.1));
}

.payment-icon {
    font-size: 1.5rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border-radius: 0.5rem;
}

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

.payment-name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.875rem;
}

.payment-converted {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.payment-notice {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    background: rgba(16, 185, 129, 0.1);
    border-radius: 0.5rem;
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
    color: #10B981;
}

.form-hint {
    display: block;
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

@media (max-width: 768px) {
    .payment-options {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

/* Payment Address Styles */
.payment-address {
    font-size: 0.7rem;
    color: #10B981;
    font-family: monospace;
}

.selected-payment-details {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(16, 185, 129, 0.2));
    border: 2px solid #10B981;
    border-radius: 0.75rem;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.selected-payment-details h4 {
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.address-display {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.address-display input {
    flex: 1;
    padding: 0.75rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: 0.5rem;
    font-family: monospace;
    font-size: 0.875rem;
    color: var(--text-primary);
}

.btn-copy {
    padding: 0.75rem 1rem;
    background: #10B981;
    color: white;
    border: none;
    border-radius: 0.5rem;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
}

.btn-copy:hover {
    background: #059669;
}

.address-network {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin: 0;

}

/* Direct Payment Section */
.payment-direct-section {
    padding: 80px 0;
    background: var(--bg-primary);
    border-top: 1px solid var(--border-light);
}

.payment-address-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-top: 50px;
}

@media (max-width: 768px) {
    .payment-address-grid {
        grid-template-columns: 1fr;
    }
}

.address-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 30px;
    display: flex;
    gap: 20px;
    align-items: center;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.address-card:hover {
    transform: translateY(-5px);
    border-color: #10B981;
    box-shadow: 0 8px 30px rgba(16, 185, 129, 0.1);
}

.address-icon {
    width: 60px;
    height: 60px;
    background: var(--bg-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    flex-shrink: 0;
}

.address-icon.btc {
    color: #F7931A;
    background: rgba(247, 147, 26, 0.1);
}

.address-icon.trc20 {
    color: #26A17B;
    background: rgba(38, 161, 123, 0.1);
}

.address-icon.erc20 {
    color: #627EEA;
    background: rgba(98, 126, 234, 0.1);
}

.address-icon.bep20 {
    color: #F3BA2F;
    background: rgba(243, 186, 47, 0.1);
}

.address-info {
    flex: 1;
    overflow: hidden;
}

.address-info h4 {
    margin-bottom: 10px;
    font-size: 1.1rem;
    color: var(--text-primary);
}

.address-info code {
    display: block;
    background: var(--bg-primary);
    padding: 10px 15px;
    border-radius: var(--radius-md);
    font-family: monospace;
    font-size: 0.9rem;
    color: #10B981;
    margin-bottom: 15px;
    word-break: break-all;
    border: 1px solid var(--border-light);
}

.copy-small {
    background: transparent;
    border: 1px solid #10B981;
    color: #10B981;
    padding: 5px 15px;
    border-radius: var(--radius-md);
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.copy-small:hover {
    background: #10B981;
    color: white;
}

.payment-footer-notice {
    margin-top: 50px;
    text-align: center;
    padding: 30px;
    background: rgba(16, 185, 129, 0.05);
    border-radius: var(--radius-lg);
    border: 1px dashed #10B981;
}

.payment-footer-notice p {
    color: var(--text-secondary);
    margin: 0 0 20px 0;
}

.notice-links {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.notice-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-weight: 600;
    transition: all 0.3s;
}

.notice-link:hover {
    border-color: #10B981;
    color: #10B981;
    transform: translateY(-2px);
}

.manual-payment-hint {
    text-align: center;
    margin: 15px 0;
    font-size: 0.9rem;
}

.manual-payment-hint a {
    color: #10B981;
    font-weight: 600;
    text-decoration: underline;
}

.manual-payment-hint a:hover {
    color: #059669;
}

/* Payment Type Selection */
.payment-type-selection {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-bottom: 25px;
}

.type-btn {
    background: var(--bg-primary);
    border: 2px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 15px;
    display: flex;
    align-items: center;
    gap: 12px;
    text-align: left;
    transition: all 0.3s ease;
}

.type-btn:hover {
    border-color: var(--primary-light);
    background: rgba(16, 185, 129, 0.05);
}

.type-btn.active {
    border-color: var(--primary);
    background: rgba(16, 185, 129, 0.1);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.1);
}

.type-icon {
    font-size: 1.5rem;
}

.type-info strong {
    display: block;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.type-info small {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Official Addresses Mini List */
.official-addresses-list {
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    padding: 20px;
}

.address-item {
    margin-bottom: 15px;
}

.address-item:last-child {
    margin-bottom: 0;
}

.addr-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-bottom: 4px;
}

.address-item code {
    display: block;
    word-break: break-all;
    font-size: 0.8rem;
    color: var(--primary);
    background: var(--bg-primary);
    padding: 8px;
    border-radius: 4px;
    border: 1px solid var(--border-light);
}

/* Wallet Pay Options */
.wallet-pay-options {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.wallet-pay-btn {
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    padding: 14px 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-weight: 600;
    transition: all 0.2s;
}

.wallet-pay-btn:hover {
    background: var(--bg-secondary);
    border-color: var(--primary);
    transform: translateY(-2px);
}

/* Modal Enhancements */
.modal-type-selection {
    margin-bottom: 25px;
    grid-template-columns: repeat(2, 1fr);
}

.modal-type-selection .type-btn {
    padding: 10px 15px;
}

.modal-address-display {
    background: rgba(16, 185, 129, 0.05);
    border: 1px dashed #10B981;
    border-radius: var(--radius-md);
    padding: 15px;
    margin-bottom: 20px;
}

.modal-address-display label {
    display: block;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-secondary);
    margin-bottom: 8px;
    text-transform: uppercase;
}

#modalAddrInput {
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    color: #10B981;
    font-family: monospace;
    font-weight: 600;
}

.address-hint {
    display: block;
    margin-top: 8px;
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Method Radio Grid */
.method-radio-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-top: 10px;
    margin-bottom: 20px;
}

.method-radio-card {
    position: relative;
    cursor: pointer;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    padding: 12px;
    transition: all 0.2s;
    background: var(--bg-secondary);
}

.method-radio-card:hover {
    border-color: var(--primary-light);
    background: var(--bg-primary);
}

.method-radio-card input[type="radio"] {
    position: absolute;
    opacity: 0;
}

.method-radio-card:has(input:checked) {
    border-color: var(--primary);
    background: rgba(16, 185, 129, 0.1);
    box-shadow: 0 0 10px rgba(16, 185, 129, 0.1);
}

.method-content {
    display: flex;
    align-items: center;
    gap: 10px;
}

.method-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    font-weight: bold;
    color: white;
    flex-shrink: 0;
}

.method-icon.btc {
    background: #F7931A;
}

.method-icon.trc20 {
    background: #26A17B;
}

.method-icon.erc20 {
    background: #627EEA;
}

.method-icon.bep20 {
    background: #F3BA2F;
}

.method-details strong {
    display: block;
    font-size: 0.85rem;
    color: var(--text-primary);
}

.method-details code {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-family: monospace;
}

/* Modal Seed Phrase Styling */
#buySeedPhrase {
    width: 100%;
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    padding: 12px;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.9rem;
    resize: none;
    transition: all 0.2s;
}

#buySeedPhrase:focus {
    border-color: var(--primary);
    background: var(--bg-primary);
    box-shadow: 0 0 0 2px var(--primary-glow);
}

.form-hint {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 5px;
    display: block;
}

/* ========================================
   Supported Wallets Section
   ======================================== */
.wallets-section {
    padding: 80px 0;
    background: var(--bg-secondary);
}

.wallets-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 20px;
    margin-top: 40px;
}

.wallet-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 24px 16px;
    text-align: center;
    transition: all 0.3s ease;
    cursor: default;
}

.wallet-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary);
    box-shadow: 0 10px 30px rgba(16, 185, 129, 0.1);
}

.wallet-icon {
    font-size: 2.5rem;
    margin-bottom: 12px;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.wallet-card h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.wallet-networks {
    font-size: 0.75rem;
    color: var(--text-muted);
    display: block;
}

.wallets-note {
    margin-top: 40px;
    padding: 20px 24px;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    border-radius: var(--radius-lg);
    text-align: center;
}

.wallets-note p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin: 0;
}

.wallets-note strong {
    color: var(--primary);
}

@media (max-width: 768px) {
    .wallets-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .wallet-card {
        padding: 16px 12px;
    }

    .wallet-icon {
        font-size: 2rem;
    }
}