/* FortiKey Wallet - Custom CSS */
/* Mobile-First Responsive Design */

/* ===== RESET & BASE STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    transition: background-color 0.3s ease, color 0.3s ease;
    overflow-x: hidden;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

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

ul {
    list-style: none;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

h1 {
    font-size: 2rem;
}

h2 {
    font-size: 1.75rem;
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.25rem;
}

p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

/* ===== CONTAINER ===== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 0.5rem;
    transition: all 0.3s ease;
    min-height: 44px;
    text-align: center;
}

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

.btn-primary:hover {
    background: var(--accent-secondary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--shadow-color);
}

.btn-secondary {
    background: transparent;
    color: var(--accent-primary);
    border: 2px solid var(--accent-primary);
}

.btn-secondary:hover {
    background: var(--accent-primary);
    color: #ffffff;
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.btn-extra-large {
    padding: 1.25rem 2.5rem;
    font-size: 1.25rem;
}

.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-block {
    width: 100%;
}

.btn-preorder {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.7);
    }
    50% {
        box-shadow: 0 0 0 10px rgba(37, 99, 235, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.7);
    }
}

/* ===== HEADER & NAVIGATION ===== */
header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

header.scrolled {
    box-shadow: 0 2px 10px var(--shadow-color);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-brand .logo {
    height: 40px;
    width: auto;
}

.nav-menu {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem;
}

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

.nav-menu li {
    margin: 0.5rem 0;
}

.nav-link {
    display: block;
    padding: 0.75rem 1rem;
    color: var(--text-primary);
    font-weight: 500;
    min-height: 44px;
    display: flex;
    align-items: center;
}

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

.mobile-menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 0.5rem;
    min-width: 44px;
    min-height: 44px;
    justify-content: center;
    align-items: center;
}

.hamburger-line {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all 0.3s ease;
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

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

.theme-toggle {
    padding: 0.5rem;
    min-width: 44px;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 0.5rem;
    transition: background 0.3s ease;
}

.theme-toggle:hover {
    background: var(--bg-secondary);
}

.theme-icon {
    color: var(--text-primary);
}

.moon-icon {
    display: none;
}

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

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

/* ===== HERO SECTION ===== */
.hero-section {
    padding: 3rem 0;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: #ffffff;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(90deg, rgba(59, 130, 246, 0.1) 1px, transparent 1px),
        linear-gradient(rgba(59, 130, 246, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.3;
}

.hero-container {
    position: relative;
    z-index: 1;
}

.hero-content {
    text-align: center;
    margin-bottom: 2rem;
}

.hero-content h1 {
    color: #ffffff;
    font-size: 2rem;
    margin-bottom: 1rem;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: #cbd5e1;
    margin-bottom: 2rem;
}

.trust-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 2rem;
    margin-bottom: 2rem;
    color: #60a5fa;
}

.hero-cta {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.urgency-indicator {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    justify-content: center;
    color: #fbbf24;
    font-size: 0.875rem;
}

.hero-image {
    margin-top: 2rem;
}

.hero-image img {
    border-radius: 1rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: float 6s ease-in-out infinite;
}

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

/* ===== SECTION STYLES ===== */
section {
    padding: 3rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

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

/* ===== FEATURES SECTION ===== */
.features-section {
    background: var(--bg-secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin: 3rem 0;
}

.feature-card {
    padding: 2rem;
    background: var(--bg-primary);
    border-radius: 1rem;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px var(--shadow-color);
}

.feature-icon {
    width: 64px;
    height: 64px;
    margin-bottom: 1rem;
    color: var(--accent-primary);
}

.feature-card h3 {
    margin-bottom: 0.5rem;
}

.content-block {
    margin: 3rem 0;
}

.content-block h3 {
    margin-bottom: 1rem;
}

.content-block p {
    margin-bottom: 1rem;
}

.cta-block {
    text-align: center;
    margin: 3rem 0;
}

/* ===== COMPARISON SECTION ===== */
.comparison-section {
    background: var(--bg-primary);
}

.comparison-table-wrapper {
    overflow-x: auto;
    margin: 2rem 0;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 600px;
}

.comparison-table th,
.comparison-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.comparison-table th {
    background: var(--bg-secondary);
    font-weight: 600;
}

.highlight-column {
    background: rgba(59, 130, 246, 0.05);
    font-weight: 600;
}

.check {
    color: #10b981;
    font-size: 1.5rem;
}

.cross {
    color: #ef4444;
    font-size: 1.5rem;
}

.price-row {
    font-weight: 600;
}

.feature-breakdown {
    margin: 3rem 0;
}

.accordion {
    margin-top: 2rem;
}

.accordion-item {
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    margin-bottom: 1rem;
    overflow: hidden;
}

.accordion-trigger {
    width: 100%;
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-weight: 600;
    text-align: left;
    min-height: 44px;
}

.accordion-trigger:hover {
    background: var(--bg-primary);
}

.accordion-trigger svg {
    transition: transform 0.3s ease;
}

.accordion-trigger[aria-expanded="true"] svg {
    transform: rotate(180deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.accordion-content p {
    padding: 1rem;
}

.pricing-emphasis {
    margin: 3rem 0;
    text-align: center;
}

.pricing-card {
    display: inline-block;
    padding: 2rem;
    background: var(--bg-secondary);
    border-radius: 1rem;
    border: 2px solid var(--accent-primary);
}

.price-tag {
    margin-bottom: 1rem;
}

.price-current {
    font-size: 3rem;
    font-weight: 700;
    color: var(--accent-primary);
}

.price-original {
    font-size: 1.5rem;
    text-decoration: line-through;
    color: var(--text-secondary);
    margin-left: 1rem;
}

.price-savings,
.price-bonus {
    margin-bottom: 0.5rem;
}

/* ===== HOW IT WORKS SECTION ===== */
.how-it-works-section {
    background: var(--bg-secondary);
}

.steps-timeline {
    margin: 3rem 0;
}

.step-item {
    margin-bottom: 3rem;
    padding: 2rem;
    background: var(--bg-primary);
    border-radius: 1rem;
    border-left: 4px solid var(--accent-primary);
}

.step-number {
    width: 48px;
    height: 48px;
    background: var(--accent-primary);
    color: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.step-visual {
    margin-top: 1.5rem;
}

.step-visual img {
    border-radius: 0.5rem;
}

.app-download {
    margin: 3rem 0;
    text-align: center;
}

.app-badges {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
    margin-top: 2rem;
}

.app-badge {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem 1.5rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    min-height: 44px;
    transition: all 0.3s ease;
}

.app-badge:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--shadow-color);
}

.badge-label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.badge-store {
    display: block;
    font-size: 1rem;
    font-weight: 600;
}

/* ===== DESIGN SECTION ===== */
.design-section {
    background: var(--bg-primary);
}

.design-showcase {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin: 3rem 0;
}

.design-gallery {
    order: 2;
}

.gallery-main img {
    border-radius: 1rem;
    width: 100%;
}

.gallery-thumbnails {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.5rem;
    margin-top: 1rem;
}

.gallery-thumb {
    padding: 0;
    border: 2px solid transparent;
    border-radius: 0.5rem;
    overflow: hidden;
    transition: border-color 0.3s ease;
}

.gallery-thumb.active,
.gallery-thumb:hover {
    border-color: var(--accent-primary);
}

.gallery-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.design-specs {
    order: 1;
}

.spec-group {
    margin-bottom: 2rem;
}

.spec-group h4 {
    margin-bottom: 1rem;
    color: var(--accent-primary);
}

.spec-list {
    list-style: none;
}

.spec-list li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color);
}

.spec-download {
    margin-top: 2rem;
}

.compatible-ecosystems {
    margin: 3rem 0;
    text-align: center;
}

.ecosystem-logos {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

.ecosystem-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.ecosystem-icon {
    width: 48px;
    height: 48px;
    color: var(--accent-primary);
}

/* ===== TRUST SECTION ===== */
.trust-section {
    background: var(--bg-secondary);
}

.trust-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin: 3rem 0;
}

.trust-card {
    padding: 2rem;
    background: var(--bg-primary);
    border-radius: 1rem;
    border: 1px solid var(--border-color);
    text-align: center;
}

.trust-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 1rem;
    color: var(--accent-primary);
}

.trust-link {
    display: inline-block;
    margin-top: 1rem;
    color: var(--accent-primary);
    font-weight: 600;
}

.security-architecture {
    margin: 3rem 0;
}

.architecture-diagram img {
    border-radius: 1rem;
    margin-top: 2rem;
}

.security-roadmap {
    margin: 3rem 0;
}

.timeline {
    position: relative;
    padding-left: 2rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--accent-primary);
}

.timeline-item {
    position: relative;
    margin-bottom: 2rem;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -2.5rem;
    top: 0;
    width: 12px;
    height: 12px;
    background: var(--accent-primary);
    border-radius: 50%;
}

.timeline-date {
    font-weight: 600;
    color: var(--accent-primary);
    margin-bottom: 0.5rem;
}

/* ===== PRE-ORDER SECTION ===== */
.preorder-section {
    background: var(--bg-primary);
}

.preorder-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin: 3rem 0;
}

.pricing-card-main {
    padding: 2rem;
    background: var(--bg-secondary);
    border-radius: 1rem;
    border: 2px solid var(--accent-primary);
}

.price-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.price-display {
    display: flex;
    align-items: baseline;
    gap: 1rem;
}

.price-badge {
    padding: 0.5rem 1rem;
    background: var(--accent-primary);
    color: #ffffff;
    border-radius: 2rem;
    font-weight: 600;
}

.inclusions-list {
    margin: 2rem 0;
}

.inclusions-list li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
}

.inclusions-list li.highlight {
    color: var(--accent-primary);
    font-weight: 600;
}

.quantity-selector {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin: 2rem 0;
}

.quantity-controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.qty-btn {
    width: 44px;
    height: 44px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    font-size: 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.qty-btn:hover {
    background: var(--accent-primary);
    color: #ffffff;
}

#quantity {
    width: 60px;
    height: 44px;
    text-align: center;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    background: var(--bg-primary);
    color: var(--text-primary);
}

.stock-progress {
    margin: 2rem 0;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--bg-primary);
    border-radius: 1rem;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.progress-fill {
    height: 100%;
    background: var(--accent-primary);
    transition: width 0.3s ease;
}

.progress-text {
    text-align: center;
    font-size: 0.875rem;
}

.trust-badges-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-top: 2rem;
}

.trust-badge-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    background: var(--bg-primary);
    border-radius: 0.5rem;
    font-size: 0.875rem;
    text-align: center;
}

.preorder-sidebar {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.sidebar-section {
    padding: 2rem;
    background: var(--bg-secondary);
    border-radius: 1rem;
}

.product-preview img {
    border-radius: 0.5rem;
    margin: 1rem 0;
}

.specs-recap {
    list-style: none;
}

.specs-recap li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color);
}

.faq-quick details {
    margin-bottom: 1rem;
}

.faq-quick summary {
    padding: 1rem;
    background: var(--bg-primary);
    border-radius: 0.5rem;
    cursor: pointer;
    font-weight: 600;
    min-height: 44px;
    display: flex;
    align-items: center;
}

.faq-quick summary:hover {
    background: var(--accent-primary);
    color: #ffffff;
}

.faq-quick p {
    padding: 1rem;
}

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

.faq-search {
    position: relative;
    max-width: 600px;
    margin: 0 auto 3rem;
}

.faq-search input {
    width: 100%;
    padding: 1rem 3rem 1rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 1rem;
}

.faq-search svg {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
}

.faq-categories {
    margin: 3rem 0;
}

.faq-category {
    margin-bottom: 3rem;
}

.faq-category h3 {
    margin-bottom: 1.5rem;
    color: var(--accent-primary);
}

.faq-accordion {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.faq-item {
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    overflow: hidden;
    background: var(--bg-primary);
}

.faq-item[data-popular]::before {
    content: 'Popular';
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: var(--accent-primary);
    color: #ffffff;
    font-size: 0.75rem;
    border-radius: 1rem;
    margin: 1rem 1rem 0;
}

.faq-trigger {
    width: 100%;
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: transparent;
    color: var(--text-primary);
    font-weight: 600;
    text-align: left;
    min-height: 44px;
}

.faq-trigger:hover {
    background: var(--bg-secondary);
}

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

.faq-content p,
.faq-content ul,
.faq-content ol {
    padding: 0 1rem 1rem;
}

.faq-content ul,
.faq-content ol {
    padding-left: 2rem;
}

.faq-content li {
    margin-bottom: 0.5rem;
}

.faq-contact {
    margin: 3rem 0;
    text-align: center;
    padding: 2rem;
    background: var(--bg-primary);
    border-radius: 1rem;
}

.contact-options {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 2rem;
}

/* ===== SOCIAL PROOF SECTION ===== */
.social-proof-section {
    background: var(--bg-primary);
}

.stats-banner {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin: 3rem 0;
    text-align: center;
}

.stat-item {
    padding: 2rem;
    background: var(--bg-secondary);
    border-radius: 1rem;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-primary);
    margin-bottom: 0.5rem;
}

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

.testimonials-carousel {
    position: relative;
    margin: 3rem 0;
    overflow: hidden;
}

.testimonial-track {
    display: flex;
    gap: 2rem;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    padding-bottom: 1rem;
}

.testimonial-card {
    flex: 0 0 100%;
    scroll-snap-align: start;
    padding: 2rem;
    background: var(--bg-secondary);
    border-radius: 1rem;
    border: 1px solid var(--border-color);
}

.testimonial-rating {
    display: flex;
    gap: 0.25rem;
    margin-bottom: 1rem;
    color: #fbbf24;
}

.testimonial-text {
    font-style: italic;
    margin-bottom: 1.5rem;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.author-name {
    font-weight: 600;
}

.author-role {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
}

.carousel-prev {
    left: 1rem;
}

.carousel-next {
    right: 1rem;
}

.carousel-btn:hover {
    background: var(--accent-primary);
    color: #ffffff;
}

.newsletter-signup {
    margin: 3rem 0;
    text-align: center;
    padding: 3rem 2rem;
    background: var(--bg-secondary);
    border-radius: 1rem;
}

.newsletter-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 500px;
    margin: 2rem auto 0;
}

.newsletter-form input {
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 1rem;
}

/* ===== FINAL CTA SECTION ===== */
.final-cta-section {
    padding: 4rem 0;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: #ffffff;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.final-cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(90deg, rgba(59, 130, 246, 0.1) 1px, transparent 1px),
        linear-gradient(rgba(59, 130, 246, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.3;
}

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

.final-cta-content h2 {
    color: #ffffff;
    font-size: 2rem;
    margin-bottom: 1rem;
}

.final-cta-tagline {
    font-size: 1.25rem;
    color: #cbd5e1;
    margin-bottom: 2rem;
}

.final-value-props {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin: 2rem 0;
}

.value-prop-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    background: rgba(59, 130, 246, 0.1);
    border-radius: 0.5rem;
    color: #60a5fa;
}

.final-cta-buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin: 2rem 0;
}

.urgency-countdown {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: #fbbf24;
    margin-top: 2rem;
}

.final-summary {
    text-align: left;
    margin: 3rem 0;
    color: #cbd5e1;
}

.final-cta-image {
    margin-top: 3rem;
}

.final-cta-image img {
    border-radius: 1rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

/* ===== FOOTER ===== */
footer {
    background: var(--bg-secondary);
    padding: 3rem 0 1rem;
    border-top: 1px solid var(--border-color);
}

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

.footer-brand {
    margin-bottom: 2rem;
}

.footer-logo {
    height: 40px;
    width: auto;
    margin-bottom: 1rem;
}

.footer-tagline {
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.footer-mission {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

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

.footer-column h4 {
    margin-bottom: 1rem;
    color: var(--accent-primary);
}

.footer-column ul li {
    margin-bottom: 0.5rem;
}

.footer-column a {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

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

.footer-legal {
    border-top: 1px solid var(--border-color);
    padding-top: 2rem;
}

.footer-bottom {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    text-align: center;
    margin-bottom: 2rem;
}

.copyright {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.legal-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

.legal-links a {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

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

.trust-badges-footer {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

/* ===== MODALS ===== */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    z-index: 2000;
    padding: 1rem;
    overflow-y: auto;
}

.modal-overlay.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: var(--bg-primary);
    border-radius: 1rem;
    max-width: 800px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
}

.modal-close {
    position: sticky;
    top: 0;
    right: 0;
    float: right;
    width: 44px;
    height: 44px;
    background: var(--bg-secondary);
    border-radius: 0.5rem;
    font-size: 1.5rem;
    margin: 1rem;
    z-index: 10;
}

.modal-close:hover {
    background: var(--accent-primary);
    color: #ffffff;
}

.modal-body {
    padding: 2rem;
    clear: both;
}

/* ===== PRE-ORDER FORM ===== */
.preorder-form {
    margin-top: 2rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 1rem;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent-primary);
}

.checkbox-group label {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    font-weight: normal;
}

.checkbox-group input[type="checkbox"] {
    width: auto;
    margin-top: 0.25rem;
}

.form-summary {
    margin: 2rem 0;
    padding: 1.5rem;
    background: var(--bg-secondary);
    border-radius: 0.5rem;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.summary-row.total {
    font-size: 1.25rem;
    font-weight: 700;
    padding-top: 0.5rem;
    border-top: 2px solid var(--border-color);
    margin-top: 0.5rem;
}

.form-note {
    text-align: center;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 1rem;
}

/* ===== COOKIE BANNER ===== */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border-top: 2px solid var(--accent-primary);
    padding: 1rem;
    z-index: 1500;
    box-shadow: 0 -4px 20px var(--shadow-color);
}

.cookie-banner.hidden {
    display: none;
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
}

.cookie-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

/* ===== BACK TO TOP ===== */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 44px;
    height: 44px;
    background: var(--accent-primary);
    color: #ffffff;
    border-radius: 50%;
    display: none;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px var(--shadow-color);
    z-index: 1000;
    transition: all 0.3s ease;
}

.back-to-top.visible {
    display: flex;
}

.back-to-top:hover {
    transform: translateY(-5px);
}

/* ===== RESPONSIVE BREAKPOINTS ===== */

/* Tablet: 768px and up */
@media (min-width: 768px) {
    h1 {
        font-size: 3rem;
    }
    
    h2 {
        font-size: 2.5rem;
    }
    
    .container {
        padding: 0 2rem;
    }
    
    .mobile-menu-toggle {
        display: none;
    }
    
    .nav-menu {
        display: flex;
        flex-direction: row;
        position: static;
        border: none;
        padding: 0;
        gap: 1rem;
    }
    
    .nav-menu li {
        margin: 0;
    }
    
    .hero-container {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
        align-items: center;
    }
    
    .hero-content {
        text-align: left;
    }
    
    .hero-content h1 {
        font-size: 3rem;
    }
    
    .hero-cta {
        flex-direction: row;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .design-showcase {
        grid-template-columns: 1fr 1fr;
    }
    
    .design-gallery {
        order: 1;
    }
    
    .design-specs {
        order: 2;
    }
    
    .trust-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .preorder-layout {
        grid-template-columns: 2fr 1fr;
    }
    
    .stats-banner {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .testimonial-card {
        flex: 0 0 calc(50% - 1rem);
    }
    
    .final-value-props {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .final-cta-buttons {
        flex-direction: row;
        justify-content: center;
    }
    
    .footer-main {
        grid-template-columns: 2fr 3fr;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
    
    .newsletter-form {
        flex-direction: row;
    }
    
    .app-badges {
        flex-direction: row;
    }
    
    .ecosystem-logos {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .contact-options {
        flex-direction: row;
        justify-content: center;
    }
}

/* Desktop: 1024px and up */
@media (min-width: 1024px) {
    section {
        padding: 5rem 0;
    }
    
    .hero-section {
        padding: 5rem 0;
    }
    
    .hero-content h1 {
        font-size: 3.5rem;
    }
    
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .trust-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .testimonial-card {
        flex: 0 0 calc(33.333% - 1.333rem);
    }
}

/* Large Desktop: 1280px and up */
@media (min-width: 1280px) {
    .hero-content h1 {
        font-size: 4rem;
    }
}

/* ===== UTILITY CLASSES ===== */
.text-center {
    text-align: center;
}

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.hidden {
    display: none;
}

.visible {
    display: block;
}