/* Professional Black & White Styles for Oniew Website */

/* Variables for consistent theming */
:root {
    --primary-color: #000000;
    --primary-light: #1a1a1a;
    --primary-lighter: #333333;

    --black: #000000;
    --white: #ffffff;
    --gray-50: #fafafa;
    --gray-100: #f5f5f5;
    --gray-200: #e5e5e5;
    --gray-300: #d4d4d4;
    --gray-400: #a3a3a3;
    --gray-500: #737373;
    --gray-600: #525252;
    --gray-700: #404040;
    --gray-800: #262626;
    --gray-900: #171717;

    --text-primary: #000000;
    --text-secondary: #525252;
    --text-light: #737373;
    --background-light: #fafafa;
    --surface: #ffffff;
    --border-light: #e5e5e5;
    --border-dark: #333333;

    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 2rem;
    --spacing-xl: 4rem;

    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;

    --shadow-sm: 0 1px 2px 0 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);

    --animation-fast: 200ms ease-out;
    --animation-normal: 300ms ease-out;
    --animation-slow: 500ms ease-out;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--white);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    scroll-behavior: smooth;
}

/* Loading Screen Styles */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.5s ease-out, visibility 0.5s ease-out;
}

.loading-container {
    text-align: center;
    color: white;
}

.loading-logo {
    margin-bottom: 30px;
    animation: pulse 2s infinite;
}

.loading-logo img {
    filter: brightness(0) invert(1);
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top: 3px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

.loading-text {
    margin-top: 20px;
    font-size: 16px;
    font-weight: 500;
}

.loading-dots {
    display: inline-block;
    margin-left: 5px;
}

.loading-dots span {
    display: inline-block;
    width: 6px;
    height: 6px;
    background: white;
    border-radius: 50%;
    margin: 0 2px;
    animation: dots 1.4s infinite both;
}

.loading-dots span:nth-child(1) {
    animation-delay: -0.32s;
}

.loading-dots span:nth-child(2) {
    animation-delay: -0.16s;
}

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

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

@keyframes dots {
    0%, 80%, 100% { 
        transform: scale(0.8); 
        opacity: 0.5; 
    }
    40% { 
        transform: scale(1); 
        opacity: 1; 
    }
}

body.loaded .loading-screen {
    opacity: 0;
    visibility: hidden;
}

body.loading {
    overflow: hidden;
}

body.loaded {
    overflow: visible;
}

/* Content fade-in effect */
.loading {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease-out;
}

body.loaded .loading {
    opacity: 1;
    transform: translateY(0);
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    backdrop-filter: saturate(180%) blur(20px);
    background: rgba(255, 255, 255, 0.95);
    border-bottom: 1px solid var(--border-light);
    padding: 0;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    border-bottom: 1px solid var(--gray-300);
    backdrop-filter: saturate(180%) blur(25px);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 52px;
    transition: height 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.header.scrolled .nav-container {
    height: 48px;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    transition: all 0.3s ease;
}

.logo img {
    height: 45px;
    width: auto;
    transition: height 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.header.scrolled .logo img {
    height: 28px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 32px;
    align-items: center;
    margin: 0;
    padding: 0;
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 400;
    transition: all 0.3s ease;
    position: relative;
    padding: 8px 0;
}

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

.auth-buttons {
    display: flex;
    gap: 8px;
    align-items: center;
}

.nav-menu .auth-buttons {
    display: none;
}

.btn {
    padding: 8px 16px;
    border-radius: 6px;
    font-weight: 500;
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    white-space: nowrap;
}

.btn-outline {
    color: var(--text-primary);
    background: transparent;
    border: 1px solid var(--border-light);
}

.btn-outline:hover {
    background: var(--gray-50);
    border-color: var(--gray-300);
}

.btn-primary {
    background: var(--black);
    color: var(--white);
    border: 1px solid var(--black);
}

.btn-primary:hover {
    background: var(--gray-800);
    border-color: var(--gray-800);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 18px;
    cursor: pointer;
    padding: 8px;
    transition: all 0.3s ease;
    border-radius: 4px;
}

.mobile-menu-toggle:hover {
    background: var(--gray-100);
}

.mobile-menu-toggle.active {
    background: var(--gray-200);
    transform: rotate(90deg);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px 22px 60px;
    position: relative;
    overflow: hidden;
    background: var(--white);
}

.hero-container {
    max-width: 1024px;
    width: 100%;
    text-align: center;
    position: relative;
    z-index: 10;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--gray-100);
    border: 1px solid var(--border-light);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.hero-title {
    font-size: clamp(48px, 7vw, 60px);
    font-weight: 800;
    line-height: 1.05;
    margin-bottom: 24px;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 21px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    font-weight: 400;
    line-height: 1.5;
    max-width: 640px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 60px;
}

.btn-hero {
    padding: 12px 24px;
    font-size: 17px;
    border-radius: 6px;
    font-weight: 500;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}
.hero-top{
    width:100%;
}

.btn-hero:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.hero-visual {
    position: relative;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.hero-main {
    width: 100%;
    height: auto;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    transition: transform var(--animation-normal);
}

.hero-main:hover {
    transform: translateY(-4px);
}

.hero-features {
    position: absolute;
    top: 20px;
    right: -50px;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.hero-feature-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--surface);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-light);
    transition: all var(--animation-normal);
    max-width: 200px;
}

.hero-feature-item:hover {
    transform: translateX(-8px);
    box-shadow: var(--shadow-lg);
}

.hero-feature-item img {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    object-fit: cover;
}

.hero-feature-item span {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}

.hero-mockup {
    background: var(--black);
    border-radius: 12px;
    padding: 40px;
    box-shadow: var(--shadow-xl);
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-mockup:hover {
    transform: translateY(-4px);
}

.mockup-content {
    background: var(--white);
    border-radius: 8px;
    padding: 32px;
    min-height: 240px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 600;
    color: var(--text-secondary);
}

/* Product Demo in Hero */
.product-demo {
    margin-top: var(--spacing-xl);
    padding: 0 22px;
}

.demo-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-lg);
    align-items: start;
}

.demo-main {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

.demo-main img {
    width: 100%;
    height: auto;
    display: block;
}

.demo-badge {
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    background: var(--black);
    color: white;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 600;
}

.demo-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.demo-feature {
    background: var(--surface);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-light);
    transition: all var(--animation-normal);
}

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

.demo-feature img {
    width: 100%;
    height: 150px;
    object-fit: cover;
}

.demo-feature-content {
    padding: var(--spacing-md);
}

.demo-feature-content h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.demo-feature-content p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.4;
    margin: 0;
}

/* Features Section Rewrite */
.features-section {
    padding: var(--spacing-xl) 0;
    background: var(--white);
}

.feature-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
    margin-bottom: var(--spacing-xl);
}

.feature-showcase.reverse {
    direction: rtl;
}

.feature-showcase.reverse > * {
    direction: ltr;
}

.feature-content h3 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.feature-content p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.feature-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.feature-list li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    font-size: 1rem;
    color: var(--text-primary);
}

.feature-list svg {
    color: var(--black);
    flex-shrink: 0;
}

.feature-visual {
    position: relative;
}

.feature-visual img {
    width: 100%;
    height: auto;
   
}

.feature-visual:hover img {
    transform: scale(1.02);
}

/* How It Works Visual */
.how-it-works-visual {
    padding: var(--spacing-xl) 0;
    background: var(--gray-50);
}

.how-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 22px;
}

.steps-visual {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.step-visual {
    text-align: center;
    position: relative;
}

.step-number {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 40px;
    background: var(--black);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    z-index: 2;
}

.step-image {
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-md);
}

.step-image img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--radius-md);
}

.step-visual h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.step-visual p {
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Interface Modes */
.interface-modes {
    padding: var(--spacing-xl) 0;
    background: var(--white);
}

.modes-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 22px;
}

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

.mode-card {
    background: var(--surface);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-light);
    transition: all var(--animation-normal);
}

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

.mode-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.mode-card h4 {
    font-size: 1.125rem;
    font-weight: 600;
    padding: var(--spacing-md) var(--spacing-md) var(--spacing-sm);
    margin: 0;
    color: var(--text-primary);
}

.mode-card p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    padding: 0 var(--spacing-md) var(--spacing-md);
    margin: 0;
}

/* Product Showcase Section */
.product-showcase {
    padding: var(--spacing-xl) 0;
    background: var(--white);
}

.showcase-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 22px;
}

.showcase-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.showcase-item {
    background: var(--surface);
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid var(--border-light);
    transition: all var(--animation-normal);
}

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

.showcase-image {
    position: relative;
    overflow: hidden;
}

.showcase-image img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform var(--animation-normal);
}

.showcase-item:hover .showcase-image img {
    transform: scale(1.05);
}

.showcase-content {
    padding: var(--spacing-lg);
}

.showcase-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.showcase-content p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Features Quick List */
.features-quick-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--gray-50);
    border-radius: var(--radius-xl);
}

.feature-quick-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 500;
    color: var(--text-primary);
}

.feature-quick-item svg {
    color: var(--black);
    flex-shrink: 0;
}

/* Interface Gallery Section */
.interface-gallery {
    padding: var(--spacing-xl) 0;
    background: var(--gray-50);
}

.gallery-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 22px;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    grid-template-rows: repeat(3, 200px);
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
    transition: all var(--animation-normal);
    cursor: pointer;
}

.gallery-item.large {
    grid-column: span 6;
    grid-row: span 2;
}

.gallery-item:not(.large) {
    grid-column: span 3;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--animation-normal);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: white;
    padding: var(--spacing-lg);
    transform: translateY(100%);
    transition: transform var(--animation-normal);
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.gallery-overlay p {
    font-size: 0.875rem;
    opacity: 0.9;
    margin: 0;
}

/* Enhanced Features Section */
.features-modern {
    padding: var(--spacing-xl) 0;
    background: var(--white);
}

.features-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 22px;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--gray-100);
    border: 1px solid var(--border-light);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(36px, 5vw, 56px);
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 21px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    font-weight: 400;
}

.features-grid-modern {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.feature-card-modern {
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-light);
    transition: all var(--animation-normal);
}

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

.feature-icon-modern {
    width: 56px;
    height: 56px;
    background: var(--black);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    color: white;
}

.feature-title-modern {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.3;
}

.feature-description-modern {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
    font-size: 1rem;
}

.feature-tech-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.feature-tech-list li {
    padding: var(--spacing-xs) 0;
    font-size: 0.875rem;
    color: var(--text-secondary);
    position: relative;
    padding-left: 1rem;
}

.feature-tech-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--text-primary);
    font-weight: bold;
}

/* Technology Stack Section */
.tech-stack {
    padding: var(--spacing-xl) 0;
    background: var(--gray-50);
}

.tech-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 22px;
}

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

.tech-category {
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-light);
    transition: all var(--animation-normal);
}

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

.tech-category-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.tech-items {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.tech-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-sm);
    background: var(--gray-50);
    border-radius: var(--radius-sm);
    transition: all var(--animation-fast);
}

.tech-item:hover {
    background: var(--gray-100);
}

.tech-icon {
    font-size: 1.25rem;
    flex-shrink: 0;
    color: var(--text-primary);
}

.tech-info h4 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 var(--spacing-xs) 0;
}

.tech-info p {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.4;
}

/* Performance Metrics Section */
.performance-metrics {
    padding: var(--spacing-xl) 0;
    background: var(--white);
}

.metrics-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 22px;
}

.metrics-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
    margin-top: var(--spacing-xl);
}

.metrics-visual {
    position: relative;
}

.metrics-visual img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    transition: transform var(--animation-normal);
}

.metrics-visual:hover img {
    transform: scale(1.02);
}

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

.metric-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    transition: all var(--animation-normal);
}

.metric-item:hover {
    background: var(--surface);
    box-shadow: var(--shadow-md);
    transform: translateX(8px);
}

.metric-icon {
    width: 48px;
    height: 48px;
    background: var(--black);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
}

.metric-content h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.metric-content p {
    color: var(--text-secondary);
    line-height: 1.5;
    margin: 0;
}

/* Enhanced Pricing Section */
.pricing-enhanced {
    padding: var(--spacing-xl) 0;
    background: var(--gray-50);
}

.pricing-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 22px;
}

.billing-toggle {
    text-align: center;
    margin: var(--spacing-lg) 0;
}

.toggle-container {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-md);
    background: var(--surface);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
}

.toggle-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.toggle-switch {
    position: relative;
}

.toggle-switch input {
    display: none;
}

.toggle-slider {
    display: block;
    width: 48px;
    height: 24px;
    background: var(--gray-300);
    border-radius: 12px;
    cursor: pointer;
    transition: all var(--animation-fast);
    position: relative;
}

.toggle-slider::before {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    background: white;
    border-radius: 50%;
    transition: all var(--animation-fast);
    box-shadow: var(--shadow-sm);
}

.toggle-switch input:checked + .toggle-slider {
    background: var(--black);
}

.toggle-switch input:checked + .toggle-slider::before {
    transform: translateX(24px);
}

.save-badge {
    background: var(--black);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.pricing-grid-enhanced {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.pricing-card-enhanced {
    background: var(--surface);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    border: 2px solid var(--border-light);
    position: relative;
    transition: all var(--animation-normal);
}

.pricing-card-enhanced.featured {
    border-color: var(--black);
    box-shadow: var(--shadow-xl);
    transform: scale(1.02);
}




.pricing-card-enhanced:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.pricing-card-enhanced.featured:hover {
    transform: scale(1.02) translateY(-4px);
}

.plan-badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: var(--black);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.plan-header {
    margin-bottom: var(--spacing-lg);
}

.plan-name {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.plan-price {
    display: flex;
    align-items: baseline;
    margin-bottom: var(--spacing-md);
}

.plan-price .currency {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.plan-price .amount {
    font-size: 3rem;
    font-weight: 900;
    line-height: 1;
    margin: 0 var(--spacing-xs);
}

.plan-price .period {
    font-size: 1rem;
    color: var(--text-secondary);
}

.plan-description {
    color: var(--text-secondary);
    line-height: 1.5;
}

.usage-packages {
    margin-top: var(--spacing-md);
    display: none;
}

.package-selector {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
}

.package-option {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--animation-fast);
    position: relative;
}

.package-option:hover {
    border-color: var(--black);
    background: var(--gray-50);
}

.package-option.selected {
    border-color: var(--black);
    background: var(--gray-100);
}

.package-option .hours {
    font-weight: 600;
}

.package-option .price {
    font-weight: 700;
    color: var(--black);
}

.package-option .popular,
.package-option .save {
    position: absolute;
    top: -8px;
    right: var(--spacing-sm);
    background: var(--black);
    color: white;
    font-size: 0.625rem;
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    font-weight: 600;
}

.plan-features {
    margin: var(--spacing-lg) 0;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    line-height: 1.4;
}

.feature-item svg {
    color: var(--black);
    flex-shrink: 0;
    margin-top: 2px;
}

.feature-item.plus svg {
    color: var(--text-secondary);
}

.feature-item .coming-soon {
    background: var(--gray-500);
    color: white;
    font-size: 0.525rem;
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    margin-left: var(--spacing-sm);
    text-transform: uppercase;
    font-weight: 600;
}

.plan-cta {
    margin-top: var(--spacing-lg);
}

.btn-primary-enhanced {
    background: var(--black);
    color: white;
    border: none;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all var(--animation-normal);
    width: 100%;
    font-size: 1rem;
}

.btn-primary-enhanced:hover {
    background: var(--gray-800);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline-enhanced {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border-light);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all var(--animation-normal);
    width: 100%;
    font-size: 1rem;
}

.btn-outline-enhanced:hover {
    border-color: var(--black);
    background: var(--gray-50);
    transform: translateY(-2px);
}

.usage-note {
    text-align: center;
    margin-top: var(--spacing-sm);
    color: var(--text-light);
    font-size: 0.875rem;
}

.pricing-notice {
    background: var(--gray-100);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-top: var(--spacing-xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.notice-content {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.notice-content svg {
    color: var(--text-primary);
    flex-shrink: 0;
    margin-top: 2px;
}

.notice-text p {
    margin: 0;
    color: var(--text-primary);
    line-height: 1.5;
}

.pricing-faq {
    margin-top: var(--spacing-xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    text-align: left;
}

.faq-title {
    text-align: center;
    font-size: 1.875rem;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.faq-item {
    background: var(--surface);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
    transition: all var(--animation-normal);
}

.faq-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.faq-item h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.faq-item p {
    color: var(--text-secondary);
    line-height: 1.5;
    margin: 0;
}

/* Enhanced Footer */
.footer-enhanced {
    background: var(--black);
    color: white;
    padding: var(--spacing-xl) 0 var(--spacing-md) 0;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 22px;
}

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

.brand-section {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.footer-logo img {
    margin-bottom: var(--spacing-md);
}

.brand-description {
    color: var(--gray-400);
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--gray-400);
    transition: all var(--animation-fast);
}

.social-link:hover {
    background: white;
    color: var(--black);
    transform: translateY(-2px);
}

.footer-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

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

.stat-number {
    font-size: 1.5rem;
    font-weight: 900;
    color: white;
    line-height: 1;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--gray-400);
    margin-top: var(--spacing-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-links-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--spacing-lg);
}

.footer-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: white;
}

.footer-title svg {
    color: white;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: var(--gray-400);
    text-decoration: none;
    transition: all var(--animation-fast);
    display: flex;
    align-items: center;
    font-size: 0.875rem;
}

.footer-links a:hover {
    color: white;
    transform: translateX(4px);
}

.footer-trust {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.trust-indicators {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
}

.trust-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--gray-400);
    font-size: 0.875rem;
}

.trust-item svg {
    color: black;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-lg);
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.copyright p {
    margin: 0;
    color: var(--gray-400);
    font-size: 0.875rem;
}

.legal-notice {
    font-size: 0.75rem !important;
    color: var(--gray-500) !important;
}

.legal-links {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.legal-links a {
    color: var(--gray-400);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color var(--animation-fast);
}

.legal-links a:hover {
    color: white;
}

.back-to-top {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    width: 48px;
    height: 48px;
    background: var(--black);
    border: none;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    transition: all var(--animation-normal);
    opacity: 0;
    transform: translateY(20px);
    pointer-events: none;
    z-index: 1000;
}

.back-to-top.visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.back-to-top:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

/* Trust & Security Section */
.trust-security {
    padding: var(--spacing-xl) 0;
    background: var(--white);
}

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

.trust-item {
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--surface);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-light);
    transition: all var(--animation-normal);
}

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

.trust-icon {
    width: 64px;
    height: 64px;
    background: var(--black);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md) auto;
    color: white;
}

.trust-item h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.trust-item p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.certifications {
    text-align: center;
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--gray-50);
    border-radius: var(--radius-xl);
}

.certifications h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.cert-logos {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
}

.cert-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
}

.cert-badge {
    background: var(--black);
    color: black;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.875rem;
}

.cert-item span {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Testimonials Section */
.testimonials {
    padding: var(--spacing-xl) 0;
    background: var(--gray-50);
}

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

.testimonial-card {
    background: var(--surface);
    padding: var(--spacing-lg);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-light);
    transition: all var(--animation-normal);
    position: relative;
}

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

.stars {
    color: var(--black);
    font-size: 1rem;
    margin-bottom: var(--spacing-md);
}

.testimonial-card blockquote {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-primary);
    margin: 0 0 var(--spacing-lg) 0;
    font-style: italic;
}

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

.author-info h4 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.author-info p {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin: 0;
}

/* Legacy sections for compatibility */
.features {
    padding: 120px 22px;
    background: var(--gray-50);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
    margin-top: 60px;
}

.feature-card {
    background: var(--white);
    border: 1px solid var(--border-light);
    border-radius: 20px;
    padding: 40px 32px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--gray-300);
}

.feature-icon {
    width: 56px;
    height: 56px;
    background: var(--black);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 24px;
}

.feature-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.feature-description {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 16px;
}

/* How It Works Section */
.how-it-works {
    padding: 120px 22px;
    background: var(--white);
}

.steps-container {
    max-width: 1024px;
    margin: 0 auto;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 48px;
    margin-top: 80px;
}

.step-card {
    text-align: center;
    position: relative;
}

.step-number {
    width: 72px;
    height: 72px;
    background: var(--black);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    color: var(--white);
    margin: 0 auto 24px;
}

.step-title {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.step-description {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 16px;
}

/* Use Cases Section */
.use-cases {
    padding: 120px 22px;
    background: var(--gray-50);
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin-top: 60px;
}

.use-case-card {
    background: var(--white);
    border: 1px solid var(--border-light);
    border-radius: 16px;
    padding: 32px 24px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.use-case-icon {
    font-size: 40px;
    margin-bottom: 16px;
}

.use-case-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.use-case-description {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.5;
}

/* Legacy Pricing Section */
.pricing {
    padding: 120px 22px;
    background: var(--white);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    margin-top: 60px;
    max-width: 960px;
    margin-left: auto;
    margin-right: auto;
}

.pricing-card {
    background: var(--white);
    border: 1px solid var(--border-light);
    border-radius: 20px;
    padding: 40px 32px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.pricing-card.featured {
    border-color: var(--black);
    border-width: 2px;
    transform: scale(1.05);
}

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

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-8px);
}

/* CTA Section */
.cta-section {
    padding: 50px 22px;
    background: var(--black);
    color: var(--white);
    text-align: center;
}

.cta-section .hero-title {
    color: var(--white);
    margin-bottom: 24px;
}

.cta-section .hero-subtitle {
    color: var(--gray-300);
    margin-bottom: 40px;
}

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

.cta-section .btn-primary:hover {
    background: var(--gray-100);
}

.cta-section .btn-outline {
    color: var(--white);
    border-color: var(--gray-600);
}

.cta-section .btn-outline:hover {
    background: var(--gray-800);
    border-color: var(--gray-500);
}

/* Footer (legacy) */
.footer {
    background: var(--gray-900);
    color: var(--gray-300);
    padding: 80px 22px 40px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 48px;
    margin-bottom: 48px;
}

.footer-section h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--white);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 8px;
}

.footer-section ul li a {
    color: var(--gray-400);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: var(--white);
}

.footer-bottom {
    border-top: 1px solid var(--gray-700);
    padding-top: 32px;
    text-align: center;
    color: var(--gray-500);
    font-size: 14px;
}

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

.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all var(--animation-slow);
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

.count-up {
    display: inline-block;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .features-grid-modern {
        grid-template-columns: 1fr;
    }

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

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

    .pricing-grid-enhanced {
        grid-template-columns: 1fr;
    }

    .pricing-card-enhanced.featured {
        transform: none;
    }

    .pricing-card-enhanced.featured:hover {
        transform: translateY(-4px);
    }

    .footer-main {
        grid-template-columns: 1fr;
    }

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

    .trust-grid {
        grid-template-columns: repeat(4, 1fr);
    }

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

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

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

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

@media (max-width: 768px) {
    :root {
        --spacing-xl: 2rem;
    }

    .nav-menu {
        display: none;
        position: fixed;
        top: 52px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: var(--spacing-lg);
        box-shadow: var(--shadow-lg);
        border-top: 1px solid var(--border-light);
        z-index: 999;
        gap: var(--spacing-md);
    }

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

    .nav-menu li {
        width: 100%;
    }

    .nav-link {
        display: block;
        padding: var(--spacing-md);
        border-bottom: 1px solid var(--border-light);
        text-align: center;
        font-size: 16px;
        font-weight: 500;
    }

    .nav-link:last-child {
        border-bottom: none;
    }

    .desktop-auth {
        display: none;
    }

    .nav-menu .auth-buttons {
        display: flex;
        flex-direction: column;
        gap: var(--spacing-sm);
        width: 100%;
        margin-top: var(--spacing-md);
        padding-top: var(--spacing-md);
        border-top: 1px solid var(--border-light);
        list-style: none;
    }

    .nav-menu .auth-buttons .btn {
        width: 100%;
        text-align: center;
        padding: var(--spacing-md);
        font-size: 16px;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .hero {
        padding: 100px 22px 40px;
    }

    .hero-features {
        position: static;
        margin-top: var(--spacing-lg);
        justify-content: center;
    }

    .hero-feature-item {
        max-width: none;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .btn-hero {
        width: 100%;
        max-width: 280px;
    }

    .features,
    .how-it-works,
    .use-cases,
    .pricing,
    .cta-section {
        padding: 80px 22px;
    }

    .features-grid,
    .steps-grid,
    .use-cases-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .pricing-card.featured {
        transform: none;
    }

    .pricing-card.featured:hover {
        transform: translateY(-8px);
    }

    .auth-buttons {
        gap: 8px;
    }

    .btn {
        padding: 6px 12px;
        font-size: 13px;
    }

    .nav-container {
        padding: 0 16px;
    }

    .section-header {
        margin-bottom: 60px;
    }

    .steps-grid {
        margin-top: 60px;
        gap: 40px;
    }

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

    .footer-links-grid {
        grid-template-columns: 1fr;
    }

    .footer-stats {
        grid-template-columns: 1fr;
    }

    .trust-indicators {
        grid-template-columns: 1fr;
    }

    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
    }

    .legal-links {
        justify-content: center;
    }

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

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

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

    /* Product Showcase Mobile */
    .showcase-grid {
        grid-template-columns: 1fr;
    }

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

    /* Gallery Mobile */
    .gallery-grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }

    .gallery-item,
    .gallery-item.large {
        grid-column: span 1;
        grid-row: span 1;
        height: 200px;
    }

    .gallery-overlay {
        transform: translateY(0);
        background: linear-gradient(transparent, rgba(0, 0, 0, 0.9));
    }

    /* Metrics Mobile */
    .metrics-showcase {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    /* Product Demo Mobile */
    .demo-container {
        grid-template-columns: 1fr;
    }

    .demo-features {
        flex-direction: row;
        gap: var(--spacing-sm);
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .demo-feature {
        flex: 0 0 250px;
    }

    /* Features Mobile */
    .feature-showcase,
    .feature-showcase.reverse {
        grid-template-columns: 1fr;
        direction: ltr;
    }

    .feature-visual {
        order: -1;
    }

    /* Steps Mobile */
    .steps-visual {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    /* Modes Mobile */
    .modes-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-mockup {
        padding: 24px;
        margin: 0 -22px;
        border-radius: 0;
    }

    .mockup-content {
        padding: 24px;
        min-height: 180px;
        font-size: 16px;
    }

    .feature-card-modern {
        padding: var(--spacing-md);
    }

    .metric-number {
        font-size: 2rem;
    }

    .pricing-card-enhanced {
        padding: var(--spacing-md);
    }

    .toggle-container {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .cert-logos {
        grid-template-columns: 1fr;
    }
}