/* =====================================================
   Thingaverse - Intelligent Onboarding Platform
   Stylesheet
   ===================================================== */

/* =====================================================
   CSS Reset & Base Styles
   ===================================================== */

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

:root {
    /* Color Palette */
    --color-primary: #4ECDC4;
    --color-primary-dark: #3DB8AF;
    --color-primary-light: #95E1D3;
    --color-secondary: #FF6B6B;
    --color-accent-purple: #A78BFA;
    --color-accent-blue: #3B82F6;
    --color-accent-yellow: #F59E0B;
    --color-accent-pink: #EC4899;

    /* Neutral Colors */
    --color-dark: #2D3E50;
    --color-dark-secondary: #1F2937;
    --color-gray-900: #111827;
    --color-gray-800: #1F2937;
    --color-gray-700: #374151;
    --color-gray-600: #4B5563;
    --color-gray-500: #6B7280;
    --color-gray-400: #9CA3AF;
    --color-gray-300: #D1D5DB;
    --color-gray-200: #E5E7EB;
    --color-gray-100: #F3F4F6;
    --color-gray-50: #F9FAFB;
    --color-white: #FFFFFF;

    /* Background Colors */
    --color-bg-cream: #FAF8F3;
    --color-bg-light: #FEFEFE;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --font-weight-light: 300;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;

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

    /* Shadows */
    --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);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

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

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

body {
    font-family: var(--font-family);
    font-weight: var(--font-weight-regular);
    line-height: 1.6;
    color: var(--color-dark);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

/* =====================================================
   Typography
   ===================================================== */

h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
    color: var(--color-dark);
}

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

/* =====================================================
   Navigation
   ===================================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-gray-200);
    transition: all var(--transition-base);
}

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

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.nav-logo {
    flex-shrink: 0;
}

.logo-svg {
    display: block;
    transition: transform var(--transition-base);
}

.logo-svg:hover {
    transform: scale(1.02);
}

.nav-menu {
    display: flex;
    align-items: center;
}

.nav-list {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    list-style: none;
}

.nav-link {
    font-size: 0.9375rem;
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-700);
    padding: var(--spacing-sm) 0;
    position: relative;
    transition: color var(--transition-base);
}

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

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

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

.nav-link-cta {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 0.625rem 1.25rem;
    border-radius: var(--radius-lg);
    font-weight: var(--font-weight-semibold);
}

.nav-link-cta::after {
    display: none;
}

.nav-link-cta:hover {
    background-color: var(--color-primary-dark);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--color-dark);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* =====================================================
   Hero Section
   ===================================================== */

.hero {
    padding-top: 140px;
    padding-bottom: var(--spacing-4xl);
    background: linear-gradient(135deg, var(--color-bg-cream) 0%, var(--color-white) 100%);
    overflow: hidden;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4xl);
    align-items: center;
}

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

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

.hero-title {
    font-size: 3.5rem;
    font-weight: var(--font-weight-extrabold);
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
    color: var(--color-dark);
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1.25rem;
    line-height: 1.7;
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-2xl);
    max-width: 600px;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-3xl);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
    padding-top: var(--spacing-2xl);
    border-top: 2px solid var(--color-gray-200);
}

.stat {
    text-align: left;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: var(--font-weight-extrabold);
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-gray-600);
    font-weight: var(--font-weight-medium);
}

.hero-visual {
    position: relative;
    animation: fadeInRight 0.8s ease-out;
}

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

.hero-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
}

.hero-card-main {
    position: relative;
    z-index: 2;
}

.hero-card-floating {
    position: absolute;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

.hero-card-1 {
    top: 10%;
    left: -15%;
    z-index: 1;
    animation-delay: 0s;
}

.hero-card-2 {
    top: 25%;
    right: -10%;
    z-index: 3;
    animation-delay: 0.5s;
}

.hero-card-3 {
    bottom: 15%;
    right: -5%;
    z-index: 1;
    animation-delay: 1s;
}

/* =====================================================
   Buttons
   ===================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-lg);
    cursor: pointer;
    border: none;
    transition: all var(--transition-base);
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-white);
    box-shadow: 0 4px 14px 0 rgba(78, 205, 196, 0.3);
}

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px 0 rgba(78, 205, 196, 0.4);
}

.btn-secondary {
    background-color: var(--color-white);
    color: var(--color-dark);
    border: 2px solid var(--color-gray-300);
}

.btn-secondary:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-large {
    padding: 1.125rem 2.5rem;
    font-size: 1.125rem;
}

.btn-full {
    width: 100%;
}

/* =====================================================
   Section Styles
   ===================================================== */

section {
    padding: var(--spacing-4xl) 0;
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-3xl);
}

.section-title {
    font-size: 2.75rem;
    font-weight: var(--font-weight-extrabold);
    margin-bottom: var(--spacing-lg);
    letter-spacing: -0.02em;
    line-height: 1.2;
}

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

.feature-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background-color: var(--color-primary);
    color: var(--color-white);
    font-size: 0.875rem;
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* =====================================================
   Features Overview Section
   ===================================================== */

.features-overview {
    background-color: var(--color-white);
}

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

.feature-card {
    padding: var(--spacing-2xl);
    background-color: var(--color-white);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
    opacity: 0;
    animation: fadeInScale 0.6s ease-out forwards;
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

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

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

.feature-icon {
    margin-bottom: var(--spacing-lg);
}

.feature-title {
    font-size: 1.375rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
    color: var(--color-dark);
}

.feature-description {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-gray-600);
}

/* =====================================================
   Feature Detail Sections
   ===================================================== */

.feature-detail {
    padding: var(--spacing-4xl) 0;
}

.feature-detail:nth-of-type(odd) {
    background-color: var(--color-bg-cream);
}

.feature-detail:nth-of-type(even) {
    background-color: var(--color-white);
}

.feature-detail-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4xl);
    align-items: center;
}

.feature-detail-right .feature-detail-content {
    grid-template-columns: 1fr 1fr;
}

.feature-detail-right .feature-detail-text {
    order: 2;
}

.feature-detail-right .feature-detail-visual {
    order: 1;
}

.feature-detail-title {
    font-size: 2.5rem;
    font-weight: var(--font-weight-extrabold);
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
    letter-spacing: -0.02em;
}

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

.feature-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.feature-list-item {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
}

.feature-list-icon {
    flex-shrink: 0;
    margin-top: 2px;
}

.feature-list-item strong {
    color: var(--color-dark);
    font-weight: var(--font-weight-semibold);
}

.feature-detail-visual {
    position: relative;
}

.mockup-container {
    background: var(--color-white);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-2xl);
    padding: var(--spacing-lg);
    transition: transform var(--transition-slow);
}

.mockup-container:hover {
    transform: scale(1.02);
}

/* =====================================================
   Automation Section
   ===================================================== */

.automation-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: var(--color-white);
    padding: var(--spacing-4xl) 0;
}

.automation-section .section-title,
.automation-section .section-subtitle {
    color: var(--color-white);
}

.automation-section .feature-badge {
    background-color: rgba(255, 255, 255, 0.2);
    color: var(--color-white);
}

.automation-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-2xl);
    margin-top: var(--spacing-3xl);
}

.automation-card {
    background-color: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    transition: all var(--transition-base);
}

.automation-card:hover {
    transform: translateY(-8px);
    background-color: rgba(255, 255, 255, 0.15);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.automation-number {
    font-size: 1rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-primary-light);
    margin-bottom: var(--spacing-md);
    opacity: 0.8;
}

.automation-title {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.automation-description {
    font-size: 1rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-xl);
}

.automation-visual {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

/* =====================================================
   Integrations Section
   ===================================================== */

.integrations-section {
    background-color: var(--color-gray-50);
    padding: var(--spacing-4xl) 0;
}

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

.integration-category {
    background-color: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    border: 2px solid var(--color-gray-200);
    transition: all var(--transition-base);
}

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

.integration-category-icon {
    margin-bottom: var(--spacing-lg);
}

.integration-category-title {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
    color: var(--color-dark);
}

.integration-category-description {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-lg);
}

.integration-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.integration-list li {
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--color-gray-50);
    border-radius: var(--radius-md);
    font-size: 0.9375rem;
    color: var(--color-gray-700);
    font-weight: var(--font-weight-medium);
    position: relative;
    padding-left: 2rem;
}

.integration-list li::before {
    content: '✓';
    position: absolute;
    left: var(--spacing-sm);
    color: var(--color-primary);
    font-weight: var(--font-weight-bold);
}

/* =====================================================
   Security Section
   ===================================================== */

.security-section {
    background-color: var(--color-dark);
    color: var(--color-white);
    padding: var(--spacing-4xl) 0;
}

.security-section .section-title,
.security-section .section-subtitle {
    color: var(--color-white);
}

.security-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-2xl);
}

.security-card {
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    transition: all var(--transition-base);
}

.security-card:hover {
    background-color: rgba(255, 255, 255, 0.08);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.security-icon {
    margin-bottom: var(--spacing-lg);
}

.security-title {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.security-description {
    font-size: 1rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.8);
}

/* =====================================================
   CTA Section
   ===================================================== */

.cta-section {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    padding: var(--spacing-4xl) 0;
    text-align: center;
}

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

.cta-title {
    font-size: 3rem;
    font-weight: var(--font-weight-extrabold);
    color: var(--color-white);
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
}

.cta-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: var(--spacing-2xl);
    line-height: 1.7;
}

.cta-section .btn-primary {
    background-color: var(--color-white);
    color: var(--color-primary);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.cta-section .btn-primary:hover {
    background-color: var(--color-gray-50);
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.cta-note {
    margin-top: var(--spacing-lg);
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.85);
}

/* =====================================================
   Contact Section
   ===================================================== */

.contact-section {
    background-color: var(--color-gray-50);
    padding: var(--spacing-4xl) 0;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--spacing-4xl);
    background-color: var(--color-white);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.contact-info {
    padding: var(--spacing-3xl);
    background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-dark-secondary) 100%);
    color: var(--color-white);
}

.contact-title {
    font-size: 2.25rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
}

.contact-description {
    font-size: 1.0625rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-2xl);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-3xl);
}

.contact-detail-item {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
}

.contact-detail-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background-color: rgba(78, 205, 196, 0.1);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-detail-label {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: var(--font-weight-semibold);
}

.contact-detail-value {
    font-size: 1.0625rem;
    color: var(--color-white);
    font-weight: var(--font-weight-medium);
}

.contact-benefits {
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.contact-benefits-title {
    font-size: 1.125rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
}

.contact-benefits-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.contact-benefits-list li {
    padding-left: 1.75rem;
    position: relative;
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.9375rem;
}

.contact-benefits-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: var(--font-weight-bold);
    font-size: 1.125rem;
}

.contact-form-container {
    padding: var(--spacing-3xl);
}

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

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

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.form-label {
    font-size: 0.9375rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-dark);
}

.form-input {
    padding: 0.875rem 1rem;
    font-size: 1rem;
    border: 2px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    font-family: var(--font-family);
    transition: all var(--transition-base);
    background-color: var(--color-white);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(78, 205, 196, 0.1);
}

.form-input::placeholder {
    color: var(--color-gray-400);
}

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

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    cursor: pointer;
    font-size: 0.9375rem;
    color: var(--color-gray-700);
}

.form-checkbox {
    margin-top: 0.25rem;
    cursor: pointer;
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.form-privacy {
    font-size: 0.875rem;
    color: var(--color-gray-600);
    text-align: center;
    margin-top: var(--spacing-md);
}

.form-link {
    color: var(--color-primary);
    text-decoration: underline;
}

.form-link:hover {
    color: var(--color-primary-dark);
}

/* =====================================================
   Footer
   ===================================================== */

.footer {
    background-color: var(--color-dark);
    color: rgba(255, 255, 255, 0.8);
    padding: var(--spacing-4xl) 0 var(--spacing-2xl);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: var(--spacing-4xl);
    margin-bottom: var(--spacing-2xl);
}

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

.footer-tagline {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--spacing-md);
    max-width: 300px;
}

.footer-company {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-2xl);
}

.footer-column-title {
    font-size: 1rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.footer-link-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-link {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--transition-base);
}

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

.footer-contact-item {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

/* =====================================================
   Responsive Design
   ===================================================== */

@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    .hero-title {
        font-size: 2.75rem;
    }

    .hero-visual {
        max-width: 600px;
        margin: 0 auto;
    }

    .feature-detail-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    .feature-detail-right .feature-detail-text,
    .feature-detail-right .feature-detail-visual {
        order: unset;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background-color: var(--color-white);
        border-bottom: 1px solid var(--color-gray-200);
        padding: var(--spacing-xl);
        transform: translateX(-100%);
        transition: transform var(--transition-base);
        box-shadow: var(--shadow-lg);
    }

    .nav-menu.active {
        transform: translateX(0);
    }

    .nav-list {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }

    .nav-toggle {
        display: flex;
    }

    .hero {
        padding-top: 120px;
    }

    .hero-title {
        font-size: 2.25rem;
    }

    .hero-subtitle {
        font-size: 1.0625rem;
    }

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

    .hero-stats {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .hero-card-floating {
        display: none;
    }

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

    .feature-detail-title {
        font-size: 1.875rem;
    }

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

    .form-row {
        grid-template-columns: 1fr;
    }

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

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

    .footer-links {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-md);
    }

    .hero-title {
        font-size: 1.875rem;
    }

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

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

    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.9375rem;
    }
}

/* =====================================================
   Utility Classes
   ===================================================== */

.fade-in {
    opacity: 0;
    animation: fadeIn 0.6s ease-out forwards;
}

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-30px);
    animation: slideInLeft 0.6s ease-out forwards;
}

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

.slide-in-right {
    opacity: 0;
    transform: translateX(30px);
    animation: slideInRight 0.6s ease-out forwards;
}

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

/* =====================================================
   Accessibility
   ===================================================== */

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

*:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
}

/* =====================================================
   Print Styles
   ===================================================== */

@media print {
    .navbar,
    .nav-toggle,
    .hero-cta,
    .cta-section,
    .contact-section {
        display: none;
    }

    body {
        color: #000;
        background: #fff;
    }
}

/* =====================================================
   Dark Mode Support (Future Enhancement)
   ===================================================== */

@media (prefers-color-scheme: dark) {
    /* Dark mode styles can be added here if needed */
}