/* =============================================
   CRYPTO TEK AI - LANDING PAGE STYLES
   Clean, Modern, Professional Design
   ============================================= */

/* CSS Variables */
:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --secondary: #7c3aed;
    --accent: #06b6d4;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --gold: #fbbf24;
    --diamond: #00d4ff;

    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;

    --white: #ffffff;
    --black: #000000;

    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

    --radius-sm: 0.375rem;
    --radius: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;

    --transition: all 0.2s ease;
    --transition-slow: all 0.3s ease;
}

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

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--white);
    color: var(--gray-800);
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

ul, ol {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* =============================================
   NAVIGATION
   ============================================= */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gray-100);
    z-index: 1000;
    transition: var(--transition);
}

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

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--gray-900);
}

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

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

.nav-links a {
    font-weight: 500;
    color: var(--gray-600);
    padding: 0.5rem 0;
    position: relative;
}

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

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

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Language Selector */
.language-selector {
    position: relative;
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.5rem 0.75rem;
    background: var(--gray-100);
    border-radius: var(--radius);
    font-weight: 500;
    font-size: 0.875rem;
    color: var(--gray-700);
    transition: var(--transition);
}

.lang-btn:hover {
    background: var(--gray-200);
}

.lang-icon {
    font-size: 0.875rem;
}

.chevron {
    transition: var(--transition);
}

.lang-btn.active .chevron {
    transform: rotate(180deg);
}

.lang-dropdown {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    min-width: 140px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition);
}

.lang-dropdown.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-option {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
    color: var(--gray-700);
    transition: var(--transition);
}

.lang-option:hover {
    background: var(--gray-50);
    color: var(--primary);
}

.lang-option.active {
    background: var(--primary);
    color: var(--white);
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 0.5rem;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--gray-700);
    transition: var(--transition);
}

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

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

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

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--white);
    z-index: 999;
    transform: translateX(100%);
    transition: var(--transition-slow);
}

.mobile-menu.show {
    transform: translateX(0);
}

.mobile-menu-content {
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.mobile-menu-content a {
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--gray-700);
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--gray-100);
}

.mobile-lang-selector {
    display: flex;
    gap: 0.5rem;
    padding: 1rem 0;
}

.mobile-lang-selector .lang-option {
    flex: 1;
    justify-content: center;
    background: var(--gray-100);
    border-radius: var(--radius);
}

.mobile-lang-selector .lang-option.active {
    background: var(--primary);
    color: var(--white);
}

/* =============================================
   BUTTONS
   ============================================= */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    font-size: 0.9375rem;
    border-radius: var(--radius);
    transition: var(--transition);
    white-space: nowrap;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background: transparent;
    color: var(--gray-700);
    border: 1.5px solid var(--gray-300);
}

.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: rgba(37, 99, 235, 0.05);
}

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

.btn-white:hover {
    background: var(--gray-50);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-outline-white {
    background: transparent;
    color: var(--white);
    border: 1.5px solid rgba(255, 255, 255, 0.5);
}

.btn-outline-white:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--white);
}

.btn-diamond {
    background: linear-gradient(135deg, var(--diamond), var(--secondary));
    color: var(--white);
}

.btn-diamond:hover {
    transform: translateY(-1px);
    box-shadow: 0 10px 30px -10px rgba(0, 212, 255, 0.5);
}

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

.btn-block {
    width: 100%;
}

/* =============================================
   HERO SECTION
   ============================================= */

.hero {
    padding: 8rem 0 4rem;
    background: linear-gradient(180deg, var(--gray-50) 0%, var(--white) 100%);
    overflow: hidden;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content {
    max-width: 560px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: 1.5rem;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: var(--gray-900);
}

.hero-title span {
    display: block;
}

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

.hero-description {
    font-size: 1.125rem;
    color: var(--gray-600);
    margin-bottom: 2rem;
    line-height: 1.7;
}

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

.hero-stats {
    display: flex;
    gap: 3rem;
}

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

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--gray-900);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gray-500);
}

/* Hero Visual */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image-wrapper {
    position: relative;
    width: 400px;
    height: 400px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-logo {
    width: 200px;
    height: 200px;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

/* Floating Cards */
.floating-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1.25rem;
    background: var(--white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    animation: float 6s ease-in-out infinite;
}

.floating-card.card-1 {
    top: 20%;
    left: -10%;
    animation-delay: 0s;
}

.floating-card.card-2 {
    top: 50%;
    right: -5%;
    animation-delay: 1s;
}

.floating-card.card-3 {
    bottom: 15%;
    left: 5%;
    animation-delay: 2s;
}

.card-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
}

.card-icon.green {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

.card-icon.blue {
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary);
}

.card-icon.purple {
    background: rgba(124, 58, 237, 0.1);
    color: var(--secondary);
}

.card-content {
    display: flex;
    flex-direction: column;
}

.card-label {
    font-size: 0.75rem;
    color: var(--gray-500);
}

.card-value {
    font-size: 1rem;
    font-weight: 700;
}

.card-value.green { color: var(--success); }
.card-value.blue { color: var(--primary); }
.card-value.purple { color: var(--secondary); }

/* =============================================
   EXCHANGES SECTION
   ============================================= */

.exchanges {
    padding: 3rem 0;
    border-top: 1px solid var(--gray-100);
    border-bottom: 1px solid var(--gray-100);
}

.exchanges-title {
    text-align: center;
    font-size: 0.875rem;
    color: var(--gray-500);
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.exchanges-list {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.exchange-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: var(--gray-50);
    border-radius: var(--radius);
    font-weight: 600;
    color: var(--gray-600);
    transition: var(--transition);
}

.exchange-item:hover {
    background: var(--gray-100);
    color: var(--gray-800);
}

/* =============================================
   SECTION HEADERS
   ============================================= */

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
}

.section-badge {
    display: inline-block;
    padding: 0.375rem 1rem;
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary);
    font-size: 0.8125rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: 1rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.section-description {
    font-size: 1.125rem;
    color: var(--gray-600);
    line-height: 1.7;
}

/* =============================================
   FEATURES SECTION
   ============================================= */

.features {
    padding: 6rem 0;
}

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

.feature-card {
    padding: 2rem;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.feature-card:hover {
    border-color: var(--gray-300);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.feature-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.feature-icon.orange {
    background: rgba(251, 146, 60, 0.1);
    color: #f97316;
}

.feature-icon.blue {
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary);
}

.feature-icon.purple {
    background: rgba(124, 58, 237, 0.1);
    color: var(--secondary);
}

.feature-icon.gold {
    background: rgba(251, 191, 36, 0.1);
    color: var(--gold);
}

.feature-icon.green {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

.feature-icon.dark {
    background: rgba(17, 24, 39, 0.1);
    color: var(--gray-800);
}

.feature-icon.cyan {
    background: rgba(6, 182, 212, 0.1);
    color: var(--accent);
}

.feature-icon.teal {
    background: rgba(20, 184, 166, 0.1);
    color: #14b8a6;
}

.feature-icon.red {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

.feature-icon.pink {
    background: rgba(236, 72, 153, 0.1);
    color: #ec4899;
}

.feature-icon.diamond {
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.15), rgba(124, 58, 237, 0.15));
    color: var(--diamond);
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.75rem;
}

.feature-description {
    font-size: 0.9375rem;
    color: var(--gray-600);
    margin-bottom: 1.25rem;
    line-height: 1.6;
}

.feature-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.feature-list li {
    font-size: 0.875rem;
    color: var(--gray-600);
    padding-left: 1.25rem;
    position: relative;
}

.feature-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.5rem;
    width: 6px;
    height: 6px;
    background: var(--primary);
    border-radius: 50%;
}

/* Disabled Feature Card */
.feature-card.disabled {
    position: relative;
    opacity: 0.6;
    background: var(--gray-50);
    border-color: var(--gray-200);
    pointer-events: none;
}

.feature-card.disabled:hover {
    transform: none;
    box-shadow: none;
    border-color: var(--gray-200);
}

.feature-card.disabled .feature-icon {
    filter: grayscale(50%);
    opacity: 0.7;
}

.feature-card.disabled .feature-title,
.feature-card.disabled .feature-description,
.feature-card.disabled .feature-list li {
    color: var(--gray-400);
}

.feature-card.disabled .feature-list li::before {
    background: var(--gray-400);
}

.feature-badge-coming {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--gray-500);
    color: var(--white);
    font-size: 0.6875rem;
    font-weight: 600;
    padding: 0.25rem 0.625rem;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.feature-badge-exclusive {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: linear-gradient(135deg, var(--diamond), var(--secondary));
    color: var(--white);
    font-size: 0.6875rem;
    font-weight: 600;
    padding: 0.25rem 0.625rem;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

/* Featured Feature Card */
.feature-card.featured-card {
    position: relative;
    border-color: var(--diamond);
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.03), rgba(124, 58, 237, 0.03));
}

.feature-card.featured-card:hover {
    border-color: var(--diamond);
    box-shadow: 0 10px 30px -10px rgba(0, 212, 255, 0.3);
}

/* =============================================
   HOW IT WORKS SECTION
   ============================================= */

.how-it-works {
    padding: 6rem 0;
    background: var(--gray-50);
}

.steps-container {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 1rem;
    max-width: 900px;
    margin: 0 auto;
}

.step {
    flex: 1;
    text-align: center;
    padding: 2rem 1.5rem;
}

.step-number {
    width: 64px;
    height: 64px;
    background: var(--primary);
    color: var(--white);
    font-size: 1.5rem;
    font-weight: 700;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.step-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.75rem;
}

.step-description {
    font-size: 0.9375rem;
    color: var(--gray-600);
    line-height: 1.6;
}

.step-connector {
    width: 80px;
    height: 2px;
    background: var(--gray-300);
    margin-top: 2rem;
    flex-shrink: 0;
}

/* =============================================
   PRICING SECTION
   ============================================= */

.pricing {
    padding: 6rem 0;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.pricing-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 2rem;
    position: relative;
    transition: var(--transition);
}

.pricing-card:hover {
    border-color: var(--gray-300);
    box-shadow: var(--shadow-lg);
}

.pricing-card.featured {
    border-color: var(--primary);
    box-shadow: 0 0 0 1px var(--primary);
}

.pricing-card.diamond {
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.05), rgba(124, 58, 237, 0.05));
    border-color: var(--diamond);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: var(--white);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.375rem 1rem;
    border-radius: var(--radius-full);
    white-space: nowrap;
}

.pricing-header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.pricing-icon {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
    display: block;
}

.pricing-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.25rem;
}

.pricing-tagline {
    font-size: 0.875rem;
    color: var(--gray-500);
}

.pricing-price {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--gray-200);
}

.price-amount {
    font-size: 3rem;
    font-weight: 800;
    color: var(--gray-900);
}

.price-period {
    font-size: 1rem;
    color: var(--gray-500);
}

.pricing-features {
    display: flex;
    flex-direction: column;
    gap: 0.875rem;
    margin-bottom: 2rem;
}

.pricing-features li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    font-size: 0.9375rem;
    color: var(--gray-700);
}

.pricing-features li svg {
    flex-shrink: 0;
    margin-top: 2px;
}

.pricing-features li.disabled {
    color: var(--gray-400);
}

.pricing-features li.highlight {
    color: var(--gray-800);
    font-weight: 500;
}

.pricing-features li.exclusive {
    color: var(--gold);
    font-weight: 600;
}

.pricing-badge.diamond-badge {
    background: linear-gradient(135deg, var(--diamond), var(--secondary));
}

/* Trial Banner */
.trial-banner {
    background: linear-gradient(135deg, var(--diamond), var(--secondary));
    border-radius: var(--radius-lg);
    padding: 2rem;
    margin-bottom: 3rem;
}

.trial-banner-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.trial-icon {
    width: 64px;
    height: 64px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    flex-shrink: 0;
}

.trial-text {
    flex: 1;
}

.trial-text h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 0.5rem;
}

.trial-text p {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
}

.trial-banner .btn-white {
    flex-shrink: 0;
}

/* Trial Info Box */
.trial-info-box {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    margin-top: 2rem;
}

.trial-info-icon {
    width: 40px;
    height: 40px;
    background: rgba(37, 99, 235, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    flex-shrink: 0;
}

.trial-info-content p {
    font-size: 0.9375rem;
    color: var(--gray-600);
    line-height: 1.6;
    margin: 0;
}

.pricing-note {
    text-align: center;
    font-size: 0.9375rem;
    color: var(--gray-500);
}

/* =============================================
   CAMPAIGN BANNER & COUNTDOWN
   ============================================= */

/* Campaign Banner - Pricing Section Ustu */
.campaign-banner {
    background: linear-gradient(135deg, #ff6b35 0%, #f7931e 50%, #ff6b35 100%);
    background-size: 200% 200%;
    animation: gradientShift 3s ease infinite;
    border-radius: var(--radius-xl);
    padding: 2rem 2.5rem;
    margin-bottom: 3rem;
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 40px -10px rgba(255, 107, 53, 0.5);
}

.campaign-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: shimmer 4s linear infinite;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

@keyframes shimmer {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.campaign-banner-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    position: relative;
    z-index: 1;
}

.campaign-left {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.campaign-icon {
    width: 72px;
    height: 72px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    flex-shrink: 0;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.campaign-text h3 {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 0.5rem;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.campaign-text p {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.95);
    margin: 0;
}

/* Countdown Timer */
.campaign-countdown {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-shrink: 0;
}

.countdown-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: rgba(0, 0, 0, 0.2);
    border-radius: var(--radius-md);
    padding: 0.75rem 1rem;
    min-width: 70px;
}

.countdown-value {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--white);
    line-height: 1;
}

.countdown-label {
    font-size: 0.6875rem;
    color: rgba(255, 255, 255, 0.8);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 0.25rem;
}

.countdown-separator {
    font-size: 1.5rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.6);
}

/* Campaign - Hidden by default */
.campaign-banner.hidden {
    display: none;
}

/* Pricing Card - Discount Badge */
.discount-badge {
    position: absolute;
    top: -8px;
    right: 16px;
    background: linear-gradient(135deg, #ff6b35, #f7931e);
    color: var(--white);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.375rem 0.75rem;
    border-radius: var(--radius-full);
    box-shadow: 0 4px 12px rgba(255, 107, 53, 0.4);
    animation: bounce 2s ease-in-out infinite;
    z-index: 10;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-4px); }
}

/* Pricing Card - Sale Price */
.price-original {
    font-size: 1.25rem;
    color: var(--gray-400);
    text-decoration: line-through;
    margin-right: 0.5rem;
}

.price-sale {
    font-size: 3rem;
    font-weight: 800;
    color: #ff6b35;
}

.price-savings {
    display: block;
    font-size: 0.8125rem;
    color: var(--success);
    font-weight: 600;
    margin-top: 0.25rem;
}

/* Campaign Active State for Pricing Cards */
.pricing-card.has-discount {
    border-color: rgba(255, 107, 53, 0.3);
}

.pricing-card.has-discount:hover {
    border-color: #ff6b35;
    box-shadow: 0 10px 30px -10px rgba(255, 107, 53, 0.3);
}

/* Diamond Card Special Campaign Style */
.pricing-card.diamond.has-discount {
    border-color: var(--diamond);
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.08), rgba(255, 107, 53, 0.05));
}

.pricing-card.diamond.has-discount .discount-badge {
    background: linear-gradient(135deg, var(--diamond), var(--secondary));
}

/* Hide discount elements when campaign is inactive */
.no-campaign .discount-badge,
.no-campaign .price-original,
.no-campaign .price-savings {
    display: none;
}

.no-campaign .price-sale {
    color: var(--gray-900);
}

/* Responsive Campaign Banner */
@media (max-width: 1024px) {
    .campaign-banner-content {
        flex-direction: column;
        text-align: center;
    }

    .campaign-left {
        flex-direction: column;
    }

    .campaign-countdown {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .campaign-banner {
        padding: 1.5rem;
    }

    .campaign-icon {
        width: 56px;
        height: 56px;
        font-size: 1.75rem;
    }

    .campaign-text h3 {
        font-size: 1.375rem;
    }

    .campaign-text p {
        font-size: 0.875rem;
    }

    .countdown-item {
        padding: 0.5rem 0.75rem;
        min-width: 55px;
    }

    .countdown-value {
        font-size: 1.25rem;
    }

    .countdown-label {
        font-size: 0.625rem;
    }
}

@media (max-width: 480px) {
    .campaign-countdown {
        flex-wrap: wrap;
        gap: 0.5rem;
    }

    .countdown-item {
        min-width: 48px;
        padding: 0.5rem;
    }

    .countdown-separator {
        display: none;
    }
}

/* =============================================
   FAQ SECTION
   ============================================= */

.faq {
    padding: 6rem 0;
    background: var(--gray-50);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.faq-item {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover {
    border-color: var(--gray-300);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-900);
    text-align: left;
    transition: var(--transition);
}

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

.faq-icon {
    flex-shrink: 0;
    transition: var(--transition);
    color: var(--gray-400);
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
    color: var(--primary);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

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

.faq-answer p {
    padding: 0 1.5rem 1.5rem;
    font-size: 0.9375rem;
    color: var(--gray-600);
    line-height: 1.7;
}

/* =============================================
   CTA SECTION
   ============================================= */

.cta {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
}

.cta-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 1rem;
}

.cta-description {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

/* =============================================
   FOOTER
   ============================================= */

.footer {
    padding: 4rem 0 2rem;
    background: var(--gray-900);
    color: var(--gray-400);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid var(--gray-800);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--white);
    font-weight: 700;
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

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

.footer-description {
    font-size: 0.9375rem;
    line-height: 1.7;
    max-width: 400px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.footer-column h4 {
    color: var(--white);
    font-weight: 600;
    margin-bottom: 1rem;
}

.footer-column a {
    display: block;
    font-size: 0.9375rem;
    color: var(--gray-400);
    padding: 0.375rem 0;
}

.footer-column a:hover {
    color: var(--white);
}

.footer-bottom {
    padding-top: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    text-align: center;
}

.copyright {
    font-size: 0.875rem;
}

.disclaimer {
    font-size: 0.8125rem;
    color: var(--gray-500);
}

/* =============================================
   RESPONSIVE DESIGN
   ============================================= */

/* Tablet */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }

    .hero-content {
        max-width: 100%;
    }

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

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

    .hero-visual {
        order: -1;
    }

    .hero-image-wrapper {
        width: 300px;
        height: 300px;
    }

    .hero-logo {
        width: 150px;
        height: 150px;
    }

    .floating-card.card-1 {
        left: 0;
    }

    .floating-card.card-2 {
        right: 0;
    }

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

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

    .trial-banner-content {
        flex-direction: column;
        text-align: center;
    }

    .trial-banner .btn-white {
        width: 100%;
    }

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

/* Mobile Large */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .hero {
        padding: 6rem 0 3rem;
    }

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

    .hero-buttons {
        flex-direction: column;
    }

    .hero-buttons .btn {
        width: 100%;
    }

    .hero-stats {
        gap: 2rem;
    }

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

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

    .steps-container {
        flex-direction: column;
        align-items: center;
    }

    .step-connector {
        width: 2px;
        height: 40px;
        margin: 0;
    }

    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin-left: auto;
        margin-right: auto;
    }

    .trial-banner {
        padding: 1.5rem;
    }

    .trial-icon {
        width: 48px;
        height: 48px;
    }

    .trial-text h3 {
        font-size: 1.25rem;
    }

    .trial-text p {
        font-size: 0.875rem;
    }

    .cta-buttons {
        flex-direction: column;
    }

    .cta-buttons .btn {
        width: 100%;
    }
}

/* Mobile Small */
@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-image-wrapper {
        width: 250px;
        height: 250px;
    }

    .hero-logo {
        width: 120px;
        height: 120px;
    }

    .floating-card {
        padding: 0.625rem 1rem;
        font-size: 0.875rem;
    }

    .card-icon {
        width: 32px;
        height: 32px;
    }

    .card-icon svg {
        width: 18px;
        height: 18px;
    }

    .hero-stats {
        flex-wrap: wrap;
        gap: 1.5rem;
    }

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

    .exchanges-list {
        gap: 0.75rem;
    }

    .exchange-item {
        padding: 0.5rem 1rem;
        font-size: 0.875rem;
    }

    .feature-card {
        padding: 1.5rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .cta-title {
        font-size: 1.75rem;
    }

    .price-amount {
        font-size: 2.5rem;
    }
}

/* Print Styles */
@media print {
    .navbar,
    .mobile-menu,
    .cta,
    .footer {
        display: none;
    }

    body {
        font-size: 12pt;
    }

    .hero {
        padding-top: 0;
    }
}