/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #104c94;
    --primary-light: #2563eb;
    --primary-dark: #0c3968;
    --background-color: #ffffff;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --border-color: #e5e7eb;
    --shadow-light: rgba(16, 76, 148, 0.1);
    --shadow-medium: rgba(16, 76, 148, 0.15);
}

body {
    font-family: 'Noto Sans KR', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--background-color);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    gap: 8px;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
    box-shadow: 0 4px 15px var(--shadow-light);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--shadow-medium);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.8);
}

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

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

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

.btn-full {
    width: 100%;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    padding: 15px 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-color);
}

.nav-brand i {
    font-size: 24px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

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

.nav-link.cta-button {
    background: var(--primary-color);
    color: white;
    padding: 10px 20px;
    border-radius: 6px;
    transition: all 0.3s ease;
}

.nav-link.cta-button:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

.mobile-menu-toggle {
    display: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--primary-color);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.05)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 3.5rem;
    color: white;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-title .highlight {
    color: #ffffff;
    font-weight: 900;
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
}

.hero-subtitle {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 2.5rem;
}

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

.stat-number {
    font-size: 2rem;
    font-weight: 900;
    color: white;
    margin-bottom: 5px;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 2rem;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-mockup {
    position: relative;
    width: 300px;
    height: 600px;
    background: #000;
    border-radius: 30px;
    padding: 20px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: white;
    border-radius: 20px;
    overflow: hidden;
    position: relative;
}

.phone-screen img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.ad-highlight {
    position: absolute;
    bottom: 60px;
    left: 0;
    right: 0;
    height: 40px;
    background: rgba(16, 76, 148, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    animation: bounce 3s infinite;
    border-radius: 20px;
    margin: 0 20px;
}

.ad-badge {
    color: white;
    font-weight: 600;
    font-size: 13px;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

/* Section Styles */
section {
    padding: 80px 0;
}

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

/* Default section title colors (for white/light backgrounds) */
.section-title {
    font-size: 2.5rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Dark background sections - white text */
.stats .section-title,
.contact .section-title,
.hero .section-title {
    color: white;
}

.stats .section-subtitle,
.contact .section-subtitle,
.hero .section-subtitle {
    color: rgba(255, 255, 255, 0.9);
}

/* Features Section */
.features {
    background: #f8fafb;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.feature-card {
    background: white;
    padding: 40px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 20px var(--shadow-light);
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px var(--shadow-medium);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: white;
    font-size: 2rem;
}

.feature-title {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 15px;
}

.feature-description {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.7;
}

.feature-list {
    list-style: none;
    text-align: left;
}

.feature-list li {
    padding: 8px 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 25px;
}

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

/* Stats Section */
.stats {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: white;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.stat-card {
    background: rgba(255, 255, 255, 0.1);
    padding: 30px;
    border-radius: 12px;
    text-align: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.stat-card .stat-icon {
    font-size: 3rem;
    color: white;
    margin-bottom: 20px;
}

.stat-card .stat-number {
    font-size: 2.5rem;
    font-weight: 900;
    color: white;
    margin-bottom: 10px;
}

.stat-card .stat-label {
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.stat-card .stat-detail {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* Usage Pattern Chart */
.usage-pattern {
    text-align: center;
}

.pattern-title {
    font-size: 1.8rem;
    margin-bottom: 30px;
    color: white;
}

.pattern-chart {
    background: rgba(255, 255, 255, 0.1);
    padding: 30px;
    border-radius: 15px;
    backdrop-filter: blur(10px);
}

.chart-bars {
    display: flex;
    justify-content: center;
    align-items: end;
    gap: 15px;
    height: 200px;
    margin-bottom: 20px;
}

.time-slot {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.bar {
    width: 40px;
    background: linear-gradient(to top, var(--primary-color), white);
    border-radius: 4px 4px 0 0;
    transition: all 0.3s ease;
    min-height: 20px;
}

.time-slot.peak .bar {
    background: linear-gradient(to top, white, var(--primary-light));
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
}

.time-label {
    color: white;
    font-size: 0.9rem;
    font-weight: 500;
}

.peak-indicator {
    margin-top: 20px;
}

.peak-label {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    padding: 10px 20px;
    border-radius: 25px;
    font-weight: 600;
}

/* Ad Products Section */
.ad-products {
    background: #f8fafb;
}

.ad-product-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.product-title {
    font-size: 2rem;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.product-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 30px;
    line-height: 1.7;
}

.product-features {
    list-style: none;
}

.banner-highlight {
    background: linear-gradient(135deg, rgba(16, 76, 148, 0.1), rgba(16, 76, 148, 0.05));
    padding: 20px;
    border-radius: 10px;
    margin-bottom: 30px;
    border-left: 4px solid var(--primary-color);
}

.banner-position {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    font-weight: 600;
    color: var(--primary-color);
}

.banner-position i {
    font-size: 1.2rem;
    animation: bounce 2s infinite;
}

@keyframes bounce {

    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateY(0);
    }

    40% {
        transform: translateY(-10px);
    }

    60% {
        transform: translateY(-5px);
    }
}

.banner-highlight p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.5;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 12px 0;
    border-bottom: 1px solid #eee;
}

.feature-item:last-child {
    border-bottom: none;
}

.feature-item i {
    color: var(--primary-color);
    font-size: 1.2rem;
}

.product-preview {
    display: flex;
    justify-content: center;
}

.phone-preview {
    width: 280px;
}

.phone-frame {
    background: var(--text-primary);
    border-radius: 25px;
    padding: 15px;
    box-shadow: 0 15px 40px var(--shadow-medium);
}

.phone-screen {
    position: relative;
    background: white;
    border-radius: 15px;
    overflow: hidden;
    min-height: 400px;
}

.phone-screen img {
    width: 100%;
    height: auto;
    display: block;
}

.banner-demo-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 10;
}

.banner-arrow {
    position: absolute;
    top: -40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.85rem;
    text-align: center;
    background: white;
    padding: 8px 12px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    border: 2px solid var(--primary-color);
}

.banner-arrow i {
    font-size: 1.2rem;
    animation: bounce 2s infinite;
}

.demo-banner {
    background: var(--primary-color);
    padding: 0;
    min-height: 50px;
    position: relative;
}

.banner-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 15px;
    color: white;
    font-size: 0.9rem;
}

.banner-text {
    flex: 1;
}

.ad-label {
    background: rgba(255, 255, 255, 0.3);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 600;
}

.banner-explanation {
    margin-top: 20px;
    padding: 20px;
    background: rgba(16, 76, 148, 0.05);
    border-radius: 10px;
    border: 1px solid rgba(16, 76, 148, 0.1);
}

.banner-explanation h4 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.banner-explanation ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.banner-explanation li {
    padding: 8px 0;
    border-bottom: 1px solid rgba(16, 76, 148, 0.1);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.banner-explanation li:last-child {
    border-bottom: none;
}

.banner-explanation li:before {
    content: '📍';
    font-size: 0.8rem;
}

.screen-content {
    background: white;
    border-radius: 15px;
    padding: 20px;
    min-height: 400px;
    display: flex;
    flex-direction: column;
}

.app-header {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
    text-align: center;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 20px;
}

.menu-items {
    flex: 1;
    padding: 20px 0;
}

.menu-item {
    padding: 15px;
    margin-bottom: 10px;
    background: #f8fafb;
    border-radius: 8px;
    color: var(--text-primary);
}

.ad-banner-demo {
    margin-top: auto;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.demo-ad {
    background: var(--primary-color);
    color: white;
    padding: 12px 15px;
    border-radius: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
}

.ad-label {
    background: rgba(255, 255, 255, 0.3);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 600;
}

/* Screenshots Section */
.screenshots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

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

.screenshot-image {
    position: relative;
    margin-bottom: 20px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 30px var(--shadow-light);
    border: 1px solid var(--border-color);
}

.screenshot-image img {
    width: 100%;
    height: auto;
    display: block;
}

.ad-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
}

.ad-marker {
    color: white;
    font-weight: 600;
    font-size: 1rem;
}

.screenshot-title {
    font-size: 1.3rem;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.screenshot-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Pricing Section */
.pricing {
    background: white;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.pricing-card {
    background: white;
    border-radius: 12px;
    padding: 40px 30px;
    text-align: center;
    box-shadow: 0 4px 20px var(--shadow-light);
    border: 2px solid var(--border-color);
    position: relative;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px var(--shadow-medium);
}

.pricing-card.featured {
    border: 2px solid var(--primary-color);
    transform: scale(1.02);
}

.popular-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-color);
    color: white;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.plan-name {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.plan-price {
    margin-bottom: 15px;
}

.price-amount {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--primary-color);
}

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

.discount-badge {
    background: var(--primary-color);
    color: white;
    padding: 8px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 30px;
    display: inline-block;
}

.pricing-features ul {
    list-style: none;
    text-align: left;
    margin-bottom: 30px;
}

.pricing-features li {
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

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

.pricing-features i {
    color: var(--primary-color);
    font-size: 1.1rem;
}

/* Contact Section */
.contact {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: white;
}

.contact-content {
    display: grid;

    gap: 60px;
    align-items: start;
}

.contact-info h3 {
    font-size: 2rem;
    margin-bottom: 20px;
}

.contact-info p {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: 30px;
    line-height: 1.7;
}

.contact-benefits {
    margin-bottom: 40px;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.benefit-item:last-child {
    border-bottom: none;
}

.benefit-item i {
    color: white;
    font-size: 1.3rem;
}

.contact-methods {
    display: grid;
    gap: 20px;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    backdrop-filter: blur(10px);
}

.contact-method i {
    color: white;
    font-size: 1.5rem;
}

.method-label {
    font-size: 0.9rem;
    opacity: 0.8;
}

.method-value {
    font-size: 1.1rem;
    font-weight: 600;
}

/* Contact Form */
.contact-form {
    background: rgba(255, 255, 255, 0.1);
    padding: 40px;
    border-radius: 15px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: white;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    font-size: 16px;
    backdrop-filter: blur(10px);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: white;
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
}

.form-help {
    display: block;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.8);
    margin-top: 5px;
    font-style: italic;
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 30px;
}

.form-checkbox input {
    width: auto;
    margin: 0;
    margin-top: 4px;
    flex-shrink: 0;
}

.form-checkbox label {
    margin: 0;
    font-size: 0.9rem;
    cursor: pointer;
    line-height: 1.5;
}

.privacy-note {
    display: block;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.7);
    margin-top: 5px;
    font-style: italic;
}

/* Trust Section */
.trust {
    background: var(--text-primary);
    color: white;
    padding: 40px 0;
}

.trust-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    text-align: center;
}

.trust-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

.trust-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.trust-title {
    color: #ccc;
    font-size: 0.9rem;
}

.trust-value {
    font-size: 1.3rem;
    font-weight: 700;
    color: white;
}

/* Footer */
.footer {
    background: #1a1a1a;
    color: white;
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-brand {
    max-width: 400px;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 20px;
}

.brand-logo i {
    font-size: 1.8rem;
}

.brand-description {
    color: #ccc;
    line-height: 1.7;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.link-group h4 {
    color: white;
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.link-group ul {
    list-style: none;
}

.link-group li {
    margin-bottom: 10px;
}

.link-group a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid #444;
    color: #999;
}

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

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

@keyframes countUp {
    from {
        transform: scale(0.5);
        opacity: 0;
    }

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

.animate-in {
    animation: fadeInUp 0.6s ease-out;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .container {
        padding: 0 15px;
    }

    .hero-title {
        font-size: 3rem;
    }

    .section-title {
        font-size: 2.2rem;
    }

    .hero-content {
        gap: 40px;
    }

    .ad-product-showcase {
        gap: 40px;
    }

    .contact-content {
        gap: 40px;
    }
}

@media (max-width: 768px) {

    /* Navigation */
    .nav-menu {
        display: none;
    }

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

    /* Hero */
    .hero {
        padding: 100px 0 60px;
        text-align: center;
    }

    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

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

    .hero-stats {
        grid-template-columns: 1fr;
        gap: 20px;
    }

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

    .btn {
        width: 100%;
        max-width: 300px;
    }

    /* Sections */
    section {
        padding: 60px 0;
    }

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

    /* Features */
    .features-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .feature-card {
        padding: 30px 20px;
    }

    /* Stats */
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .chart-bars {
        gap: 8px;
        height: 150px;
    }

    .bar {
        width: 30px;
    }

    /* Ad Products */
    .ad-product-showcase {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .phone-preview {
        width: 250px;
    }

    .banner-arrow {
        font-size: 0.75rem;
        padding: 6px 10px;
    }

    .banner-explanation {
        padding: 15px;
        margin-top: 15px;
    }

    .banner-explanation h4 {
        font-size: 1rem;
    }

    .banner-explanation li {
        font-size: 0.85rem;
    }

    /* Screenshots */
    .screenshots-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    /* Pricing */
    .pricing-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

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

    /* Contact */
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .contact-form {
        padding: 30px 20px;
    }

    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .footer-links {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    /* Trust */
    .trust-content {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 10px;
    }

    .hero-title {
        font-size: 2rem;
        line-height: 1.3;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .feature-card {
        padding: 25px 15px;
    }

    .phone-mockup {
        width: 250px;
        height: 500px;
    }

    .phone-preview {
        width: 200px;
    }

    .pricing-card {
        padding: 30px 20px;
    }

    .contact-form {
        padding: 25px 15px;
    }

    .trust-content {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .chart-bars {
        gap: 5px;
        height: 120px;
    }

    .bar {
        width: 25px;
    }

    .time-label {
        font-size: 0.8rem;
    }
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Loading states */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

/* Focus styles for accessibility */
button:focus,
input:focus,
select:focus,
textarea:focus,
a:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Print styles */
@media print {

    .navbar,
    .hero-buttons,
    .contact-form,
    .mobile-menu-toggle {
        display: none;
    }

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

    .hero {
        background: #fff;
        color: #000;
    }

    .stats {
        background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
        color: white;
    }

    .contact {
        background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
        color: white;
    }
}

/* Supported Companies Section */
.companies {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
}

.companies-showcase {
    margin-bottom: 60px;
}

.companies-intro {
    text-align: center;
    margin-bottom: 50px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.companies-intro h3 {
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.companies-intro p {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 30px;
}

.industry-types {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
    margin-top: 30px;
}

.industry-tag {
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    color: white;
    white-space: nowrap;
}

.industry-tag.manufacturing {
    background: linear-gradient(135deg, #FF6B35, #F7931E);
}

.industry-tag.healthcare {
    background: linear-gradient(135deg, #00C9FF, #92FE9D);
}

.industry-tag.government {
    background: linear-gradient(135deg, #667eea, #764ba2);
}

.industry-tag.shipbuilding {
    background: linear-gradient(135deg, #0F4C75, #3282B8);
}

.industry-tag.automotive {
    background: linear-gradient(135deg, #C33764, #1D2671);
}

.industry-tag.semiconductor {
    background: linear-gradient(135deg, #8360c3, #2ebf91);
}

.companies-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.company-category {
    background: white;
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.company-category:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

.company-category h4 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: var(--primary-color);
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 10px;
}

.company-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.company-item {
    padding: 8px 12px;
    background: rgba(16, 76, 148, 0.05);
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
    border-left: 3px solid var(--primary-color);
    transition: all 0.2s ease;
}

.company-item:hover {
    background: rgba(16, 76, 148, 0.1);
    transform: translateX(5px);
}

.marketing-benefits {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    padding: 40px;
    border-radius: 15px;
    color: white;
}

.benefit-highlight h4 {
    font-size: 1.5rem;
    margin-bottom: 30px;
    text-align: center;
}

.benefits-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.benefit-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    backdrop-filter: blur(10px);
}

.benefit-item i {
    font-size: 1.5rem;
    margin-top: 5px;
    color: #FFD700;
}

.benefit-item div strong {
    display: block;
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.benefit-item div span {
    font-size: 0.9rem;
    opacity: 0.9;
    line-height: 1.4;
}

/* Responsive Design for Companies Section */
@media (max-width: 768px) {
    .companies-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .industry-types {
        justify-content: center;
    }

    .industry-tag {
        font-size: 0.8rem;
        padding: 6px 12px;
    }

    .benefits-list {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .benefit-item {
        padding: 15px;
    }

    .marketing-benefits {
        padding: 25px 20px;
    }
}

/* App Download Section */
.app-download {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.download-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 30px;
}

.download-info h3 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.download-description {
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 30px;
    color: var(--text-secondary);
}

.app-features {
    margin-bottom: 30px;
}

.app-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 15px;
    font-size: 1rem;
}

.app-feature i {
    color: var(--primary-color);
    width: 20px;
    font-size: 1.1rem;
}

.download-note {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px;
    background: rgba(16, 76, 148, 0.1);
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
    font-weight: 500;
}

.download-note i {
    color: var(--primary-color);
    font-size: 1.2rem;
}

.download-buttons {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
}

.download-stores {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.store-button {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 12px 25px;
    background: #000;
    color: white;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s ease;
    min-width: 200px;
}

.store-button:hover {
    background: #333;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

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

.store-info {
    text-align: left;
}

.store-text {
    font-size: 0.8rem;
    opacity: 0.9;
    margin-bottom: 2px;
}

.store-name {
    font-size: 1.1rem;
    font-weight: bold;
}

.android-store {
    background: linear-gradient(135deg, #01875f 0%, #4CAF50 100%);
}

.android-store:hover {
    background: linear-gradient(135deg, #017d56 0%, #45a049 100%);
}

.ios-store {
    background: linear-gradient(135deg, #007aff 0%, #0051d5 100%);
}

.ios-store:hover {
    background: linear-gradient(135deg, #0066cc 0%, #0041aa 100%);
}

.qr-section {
    text-align: center;
}

.qr-code {
    width: 120px;
    height: 120px;
    background: white;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.qr-placeholder {
    text-align: center;
    color: var(--text-secondary);
}

.qr-placeholder i {
    font-size: 2rem;
    margin-bottom: 5px;
    display: block;
}

.qr-placeholder span {
    font-size: 0.7rem;
    line-height: 1.2;
}

.qr-description {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: 0;
}

.demo-benefits {
    text-align: center;
}

.demo-benefits h4 {
    font-size: 1.5rem;
    margin-bottom: 40px;
    color: var(--primary-color);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.benefit-card {
    background: white;
    padding: 30px 20px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

.benefit-card i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.benefit-card h5 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.benefit-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.5;
}

/* Responsive Design for App Download */
@media (max-width: 768px) {
    .download-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .download-stores {
        align-items: center;
    }

    .store-button {
        /* width: 100%; */
        max-width: 250px;
    }

    .benefits-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .benefit-card {
        padding: 25px 15px;
    }
}