/* Global Styles */
:root {
    --primary-color: #1e3a8a;
    --primary-dark: #1e2f6f;
    --secondary-color: #f97316;
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --bg-light: #f8fafc;
    --bg-white: #ffffff;
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --card-bg: #ffffff;
    --border-color: #e5e7eb;
    --success-color: #10b981;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Microsoft YaHei', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--bg-white);
}

.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;
}

h1 { font-size: 3rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.25rem; }
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--bg-white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    position: relative;
}

.logo a {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: inherit;
}

.logo-banner {
    height: 40px;
    width: auto;
    transition: opacity 0.3s ease;
}

.logo-banner.logo-eng {
    display: none;
}

/* Language-specific banner display */
.logo-banner[data-lang-img="zh"] {
    display: block;
}

.logo-banner[data-lang-img="en"] {
    display: none;
}

.nav-menu {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 2rem;
}

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

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.25rem;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 2px;
    background: var(--text-dark);
    margin: 3px 0;
    transition: 0.3s;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

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

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}

/* Buttons */
.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-block;
    text-decoration: none;
    text-align: center;
}

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

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

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

.btn-secondary:hover {
    background: #ea580c;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

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

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.btn-block {
    width: 100%;
}

.cta-btn {
    background: var(--secondary-color);
    color: white;
    padding: 0.5rem 1.25rem;
    border: none;
    border-radius: 0.375rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.cta-btn:hover {
    background: #ea580c;
}

.lang-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    padding: 0.375rem 0.75rem;
    border-radius: 0.25rem;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
}

.lang-btn:hover {
    background: var(--bg-light);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

/* Video Background */
.hero-video-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
}

.hero-video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translateX(-50%) translateY(-50%);
    object-fit: cover;
}

.hero-video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 1;
}

.hero-content-wrapper {
    position: relative;
    z-index: 2;
    width: 100%;
    padding: 120px 0 80px;
}

.hero-content {
    max-width: 700px;
}

.hero-title {
    color: var(--bg-white);
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    font-size: 3.5rem;
    font-weight: 800;
}

.hero-subtitle {
    font-size: 1.35rem;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 2rem;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
}

.hero-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 2.5rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.feature-item:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}

.feature-item span {
    color: var(--bg-white);
    font-weight: 500;
}

.check-icon {
    width: 20px;
    height: 20px;
    fill: #10b981;
    flex-shrink: 0;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero .btn-primary {
    background: var(--secondary-color);
    border-color: var(--secondary-color);
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    box-shadow: 0 4px 14px 0 rgba(249, 115, 22, 0.3);
}

.hero .btn-primary:hover {
    background: #ea580c;
    border-color: #ea580c;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px 0 rgba(249, 115, 22, 0.4);
}

.hero .btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: var(--bg-white);
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
}

.hero .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-2px);
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.section-header p {
    color: var(--text-light);
    font-size: 1.1rem;
}

/* Features Section */
.features {
    padding: 80px 0;
    background: var(--bg-white);
}

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

@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.feature-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-icon svg {
    width: 30px;
    height: 30px;
    fill: white;
}

.feature-card h3 {
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.6;
}

/* Scenarios Section */
.scenarios {
    padding: 80px 0;
    background: var(--bg-light);
}

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

@media (max-width: 1024px) {
    .scenarios-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.scenario-card {
    background: var(--bg-white);
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

.scenario-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.scenario-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.scenario-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 0;
}

.scenario-card h3 {
    padding: 1.5rem 1.5rem 1rem;
    color: var(--primary-color);
}

.scenario-card ul {
    padding: 0 1.5rem 1.5rem;
    list-style: none;
}

.scenario-card li {
    color: var(--text-light);
    padding: 0.25rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.scenario-card li:before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--secondary-color);
}

/* Advantages Section */
.advantages {
    padding: 80px 0;
    background: var(--bg-white);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

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

.advantage-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.advantage-card .advantage-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.advantage-card .advantage-icon svg {
    width: 30px;
    height: 30px;
    fill: white;
}

.advantage-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.advantage-card p {
    color: var(--text-light);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.advantage-list {
    list-style: none;
    padding-left: 0;
}

.advantage-list li {
    color: var(--text-light);
    padding: 0.35rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.advantage-list li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: bold;
}

/* Technical Specs */
.tech-specs {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 1rem;
    margin-top: 3rem;
}

.tech-specs h3 {
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 2rem;
}

.specs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.spec-item {
    display: flex;
    justify-content: space-between;
    padding: 1rem;
    background: var(--bg-white);
    border-radius: 0.5rem;
}

.spec-label {
    color: var(--text-light);
    font-weight: 500;
}

.spec-value {
    color: var(--primary-color);
    font-weight: 700;
}

/* About Section */
.about {
    padding: 80px 0;
    background: var(--bg-light);
}

.about-intro {
    max-width: 900px;
    margin: 0 auto 3rem;
}

.about-intro p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.about-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 1rem;
    text-align: center;
    box-shadow: var(--shadow-md);
}

.about-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.about-icon svg {
    width: 30px;
    height: 30px;
    stroke: white;
    fill: none;
    stroke-width: 2;
}

.about-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.about-card p {
    color: var(--text-light);
    line-height: 1.6;
}

/* Company Strengths */
.company-strengths {
    background: var(--bg-white);
    padding: 3rem;
    border-radius: 1rem;
    margin-bottom: 3rem;
}

.company-strengths h3 {
    text-align: center;
    color: var(--primary-color);
    margin-bottom: 2rem;
}

.strengths-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
}

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

.strength-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
}

.strength-item p {
    color: var(--text-light);
    font-size: 1rem;
}

/* Partners Section */
.partners-section {
    margin-bottom: 3rem;
}

.partners-section h3 {
    text-align: center;
    color: var(--primary-color);
    margin-bottom: 2rem;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
}

.partner-logo {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 80px;
    transition: all 0.3s ease;
}

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

.logo-placeholder {
    color: var(--text-light);
    font-weight: 600;
    font-size: 1.1rem;
}

/* Certifications */
.certifications {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 1rem;
}

.certifications h3 {
    text-align: center;
    color: var(--primary-color);
    margin-bottom: 2rem;
}

.cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1.5rem;
}

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

.cert-icon {
    width: 50px;
    height: 50px;
    fill: var(--primary-color);
    margin-bottom: 0.5rem;
}

.cert-item p {
    color: var(--text-dark);
    font-weight: 600;
    font-size: 0.9rem;
}

/* ROI Section */
.roi {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
}

.roi .section-header h2,
.roi .section-header p {
    color: white;
}

.roi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.roi-card {
    text-align: center;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 1rem;
    backdrop-filter: blur(10px);
}

.roi-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
}

.roi-card p {
    font-size: 1.1rem;
    color: white;
}

/* CTA Section */
.cta-section {
    padding: 80px 0;
    background: var(--bg-light);
}

.cta-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-content h2 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.cta-content p {
    color: var(--text-light);
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

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

/* Contact Section */
.contact {
    padding: 80px 0;
    background: var(--bg-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.contact-icon {
    width: 24px;
    height: 24px;
    fill: var(--primary-color);
    flex-shrink: 0;
    margin-top: 0.25rem;
}

.contact-item h4 {
    color: var(--primary-color);
    margin-bottom: 0.25rem;
}

.contact-item p {
    color: var(--text-light);
}

/* Contact Form */
.contact-form {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 1rem;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.1);
}

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

/* Page Header */
.page-header {
    padding: 150px 0 80px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--bg-white);
    text-align: center;
    position: relative;
    overflow: hidden;
}

/* Header Background */
.header-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.header-bg-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
}

.header-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(52, 91, 182, 0.6) 0%, rgba(22, 46, 135, 0.6) 100%);
    z-index: 2;
}

/* All header overlays use consistent brand blue color system */

.header-content {
    position: relative;
    z-index: 3;
}

.header-content h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 800;
}

.header-content p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.breadcrumb {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    font-size: 1rem;
    opacity: 0.8;
}

.breadcrumb a {
    color: var(--bg-white);
    text-decoration: none;
    transition: opacity 0.3s ease;
}

.breadcrumb a:hover {
    opacity: 1;
}

/* Scenario Details */
.scenario-detail {
    padding: 80px 0;
}

.scenario-detail:nth-child(even) {
    background: var(--bg-light);
}

.scenario-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.scenario-content.reverse {
    direction: rtl;
}

.scenario-content.reverse > * {
    direction: ltr;
}

.scenario-icon {
    width: 80px;
    height: 60px;
    margin-bottom: 2rem;
}

.scenario-icon svg {
    width: 100%;
    height: 100%;
    border-radius: 0.5rem;
}

.scenario-info h2 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 2.5rem;
}

.scenario-info p {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.features-list {
    margin-bottom: 3rem;
}

.features-list h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.features-list ul {
    list-style: none;
    padding: 0;
}

.features-list li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
    position: relative;
    padding-left: 2rem;
}

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

.benefits {
    margin-bottom: 2rem;
}

.benefits h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

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

.benefit-item {
    text-align: center;
    padding: 1.5rem;
    background: var(--bg-white);
    border-radius: 0.75rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.benefit-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
}

.benefit-item p {
    margin: 0;
    color: var(--text-dark);
    font-weight: 600;
}

.case-study {
    margin-top: 2rem;
}

.case-study h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.case-item {
    background: var(--bg-white);
    padding: 1.5rem;
    border-radius: 0.75rem;
    border-left: 4px solid var(--secondary-color);
}

.case-item h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.case-item p {
    margin: 0;
    color: var(--text-light);
}

.scenario-detail .scenario-image {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    height: auto;
    min-height: auto;
}

.scenario-image .image-placeholder {
    width: 100%;
    max-width: 500px;
    height: 350px;
    background: var(--bg-light);
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    border: 2px solid var(--border-color);
}

.detail-scenario-img {
    width: 100%;
    max-width: 500px;
    height: 350px;
    object-fit: cover;
    border-radius: 1rem;
    box-shadow: var(--shadow-lg);
}

/* Video showcase in scenarios page */
.scenario-image .video-showcase-container {
    width: 100%;
    max-width: 500px;
}

.scenario-image .demo-video {
    width: 100%;
    height: auto;
    aspect-ratio: 16/9;
    max-height: none;
    object-fit: contain;
    border-radius: 1rem;
    box-shadow: var(--shadow-lg);
    background: #000;
}

.scenario-image .video-info {
    background: var(--bg-light);
    padding: 12px 16px;
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
    margin-top: 12px;
}

.scenario-image .video-title {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
    text-align: center;
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 1rem;
    color: white;
    text-align: center;
}

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

.demo-content h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.demo-content p {
    color: var(--text-light);
    margin: 0;
}

/* Other Scenarios */
.other-scenarios {
    padding: 80px 0;
    background: var(--bg-white);
}

.scenarios-overview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.scenario-overview-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--border-color);
}

.scenario-overview-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.scenario-overview-icon {
    width: 100%;
    height: 120px;
    margin: 0 auto 1.5rem;
    overflow: hidden;
    border-radius: 0.5rem;
}

.scenario-overview-icon svg {
    width: 100%;
    height: 100%;
    border-radius: 0.5rem;
}

.overview-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 0.5rem;
}

.scenario-overview-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.scenario-overview-card p {
    color: var(--text-light);
    margin: 0;
}

/* Company Overview */
.company-overview {
    padding: 80px 0;
    background: var(--bg-white);
}

.overview-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.overview-text h2 {
    color: var(--primary-color);
    margin-bottom: 2rem;
    font-size: 2.5rem;
}

.overview-text p {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.overview-image .image-placeholder {
    width: 100%;
    height: 300px;
    background: var(--bg-light);
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    border: 2px solid var(--border-color);
}

.office-content {
    text-align: center;
}

.office-content h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.office-content p {
    color: var(--text-light);
    margin: 0;
}

/* Mission Vision Values */
.mvv-section {
    padding: 80px 0;
    background: var(--bg-light);
}

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

.mvv-card {
    background: var(--bg-white);
    padding: 3rem 2rem;
    border-radius: 1rem;
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--border-color);
}

.mvv-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.mvv-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1.5rem;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mvv-icon svg {
    width: 30px;
    height: 30px;
    fill: var(--bg-white);
}

.mvv-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.mvv-card p {
    color: var(--text-light);
    margin: 0;
    line-height: 1.6;
}

/* Technology Section */
.technology-section {
    padding: 80px 0;
    background: var(--bg-white);
}

.tech-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.tech-text h2 {
    color: var(--primary-color);
    margin-bottom: 2rem;
    font-size: 2.5rem;
}

.tech-text p {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.tech-highlights {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.highlight-item {
    text-align: center;
    padding: 1.5rem;
    background: var(--bg-light);
    border-radius: 0.75rem;
    border: 1px solid var(--border-color);
}

.highlight-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
}

.highlight-item p {
    margin: 0;
    color: var(--text-dark);
    font-weight: 600;
}

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

.tech-demo h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.tech-demo p {
    color: var(--text-light);
    margin: 0;
}

/* Team Section */
.team-section {
    padding: 80px 0;
    background: var(--bg-light);
}

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

.stat-item {
    text-align: center;
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-item p {
    margin: 0;
    color: var(--text-dark);
    font-weight: 600;
}

.expertise-areas h3 {
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 2rem;
    font-size: 1.8rem;
}

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

.expertise-item {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease;
}

.expertise-item:hover {
    transform: translateY(-2px);
}

.expertise-icon {
    width: 50px;
    height: 50px;
    background: var(--secondary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.expertise-icon svg {
    width: 25px;
    height: 25px;
    fill: var(--bg-white);
}

.expertise-item h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.expertise-item p {
    color: var(--text-light);
    margin: 0;
    font-size: 0.9rem;
}

/* History Section */
.history-section {
    padding: 80px 0;
    background: var(--bg-white);
}

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

.timeline::before {
    content: '';
    position: absolute;
    left: 1rem;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--primary-color);
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    padding-left: 3rem;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -0.5rem;
    top: 0.5rem;
    width: 1rem;
    height: 1rem;
    background: var(--secondary-color);
    border-radius: 50%;
    border: 3px solid var(--bg-white);
    box-shadow: 0 0 0 3px var(--primary-color);
}

.timeline-year {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.timeline-content h4 {
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.timeline-content p {
    color: var(--text-light);
    margin: 0;
    line-height: 1.6;
}

/* Contact CTA */
.contact-cta {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--bg-white);
    text-align: center;
}

.contact-cta h2 {
    color: var(--bg-white);
    margin-bottom: 1rem;
    font-size: 2.5rem;
}

.contact-cta p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.contact-cta .btn-primary {
    background: var(--secondary-color);
    border-color: var(--secondary-color);
}

.contact-cta .btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.3);
    color: var(--bg-white);
}

/* Responsive Design */
@media (max-width: 768px) {
    .header-content h1 {
        font-size: 2rem;
    }
    
    .header-content p {
        font-size: 1rem;
    }
    
    .scenario-content,
    .overview-content,
    .tech-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .scenario-content.reverse {
        direction: ltr;
    }
    
    .benefits-grid,
    .tech-highlights,
    .expertise-grid {
        grid-template-columns: 1fr;
    }
    
    .scenarios-overview-grid {
        grid-template-columns: 1fr;
    }
    
    .mvv-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .team-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .timeline {
        padding-left: 1rem;
    }
    
    .timeline-item {
        padding-left: 2rem;
    }
}

/* Footer */
.footer {
    background: var(--text-dark);
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    color: white;
    margin-bottom: 1rem;
}

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

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

.footer-section a {
    color: #9ca3af;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #9ca3af;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .logo-banner {
        height: 32px;
    }
    
    .page-header {
        padding: 120px 0 60px;
    }
    
    .header-content h1 {
        font-size: 2.5rem;
    }
    
    .header-content p {
        font-size: 1.1rem;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--bg-white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .hero {
        min-height: 100vh;
    }

    .hero-content-wrapper {
        padding: 100px 0 60px;
    }

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

    .hero-subtitle {
        font-size: 1.1rem;
    }

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

    .hero .btn-primary,
    .hero .btn-secondary {
        width: 100%;
        padding: 0.875rem 1.5rem;
    }

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

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

    .cta-buttons {
        flex-direction: column;
        align-items: stretch;
    }

    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.25rem; }
    
    .roi-number {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .hero-actions .btn {
        width: 100%;
    }
    
    .feature-item {
        padding: 0.5rem 0.75rem;
        font-size: 0.9rem;
    }
}

/* Advantages Page Styles */
.advantage-detail {
    padding: 4rem 0;
    background: var(--bg-primary);
}

.advantage-detail:nth-child(even) {
    background: var(--bg-secondary);
}

.advantage-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.advantage-content.reverse {
    grid-template-columns: 1fr 2fr;
}

.advantage-icon svg {
    width: 3rem;
    height: 3rem;
    fill: var(--primary-color);
    margin-bottom: 1.5rem;
}

.advantage-info h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.advantage-info p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.6;
}

/* Algorithm Categories */
.algorithm-categories {
    margin-top: 3rem;
}

.algorithm-categories h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

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

.category-item {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.category-item h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.category-item ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.category-item li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
}

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

/* Advantage Stats */
.advantage-stats {
    display: flex;
    justify-content: center;
    align-items: center;
}

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

.stat-card {
    background: var(--card-bg);
    padding: 2rem;
    text-align: center;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-card p {
    color: var(--text-secondary);
    font-size: 1rem;
    margin: 0;
}

/* Edge Computing Architecture */
.architecture-diagram {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
}

.architecture-diagram h4 {
    margin-bottom: 2rem;
    color: var(--text-primary);
}

.diagram-content {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.layer {
    background: var(--primary-color);
    color: white;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-weight: 500;
}

.cloud-layer {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.edge-layer {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.device-layer {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

/* Edge Benefits */
.edge-benefits h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

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

.benefit-point {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.benefit-icon {
    font-size: 1.5rem;
    width: 2rem;
    height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.benefit-content h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

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

/* System Integration */
.integration-header {
    text-align: center;
    margin-bottom: 3rem;
}

.integration-header .advantage-icon {
    display: flex;
    justify-content: center;
}

.integration-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

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

.integration-diagram {
    width: 100%;
}

.integration-diagram h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 2rem;
    color: var(--text-primary);
    text-align: center;
}

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

.ecosystem-item {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.ecosystem-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.ecosystem-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.ecosystem-item h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

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

/* Technical Specifications */
.tech-specifications {
    padding: 4rem 0;
    background: var(--bg-secondary);
}

.specs-categories {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
    margin-top: 3rem;
}

.spec-category {
    background: var(--card-bg);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    padding: 2rem;
}

.spec-category h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 2rem;
    color: var(--primary-color);
    text-align: center;
}

.spec-items {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.spec-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
}

.spec-row:last-child {
    border-bottom: none;
}

.spec-label {
    color: var(--text-secondary);
    font-weight: 500;
}

.spec-value {
    color: var(--text-primary);
    font-weight: 600;
}

/* Technology Comparison */
.technology-comparison {
    padding: 4rem 0;
    background: var(--bg-primary);
}

.comparison-table {
    margin-top: 3rem;
    background: var(--card-bg);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.comparison-header {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    background: linear-gradient(135deg, var(--primary-color) 0%, #667eea 100%);
    color: white;
    font-weight: 600;
}

.comparison-item {
    padding: 1.5rem;
    text-align: center;
}

.comparison-item.highlight {
    background: rgba(255, 255, 255, 0.1);
}

.comparison-row {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    border-bottom: 1px solid var(--border-color);
}

.comparison-row:last-child {
    border-bottom: none;
}

.comparison-label {
    padding: 1.5rem;
    background: var(--bg-secondary);
    font-weight: 600;
    color: var(--text-primary);
}

.comparison-value {
    padding: 1.5rem;
    text-align: center;
    color: var(--text-secondary);
}

.comparison-value.highlight {
    background: var(--success-light);
    color: var(--success-color);
    font-weight: 600;
}

/* Responsive Design for Advantages */
@media (max-width: 1024px) {
    .advantage-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .advantage-content.reverse {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .categories-grid {
        grid-template-columns: 1fr;
    }
    
    .benefits-list {
        grid-template-columns: 1fr;
    }
    
    .ecosystem-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .specs-categories {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .ecosystem-grid {
        grid-template-columns: 1fr;
    }
    
    .comparison-header,
    .comparison-row {
        grid-template-columns: 1fr;
    }
    
    .comparison-item,
    .comparison-label,
    .comparison-value {
        text-align: left;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
    
    .advantage-info h2 {
        font-size: 2rem;
    }
}
/* Video Showcase Styles */
.video-showcase-container {
    width: 100%;
    max-width: 100%;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.demo-video {
    width: 100%;
    height: auto;
    aspect-ratio: 16/9;
    max-height: 400px;
    object-fit: contain;
    border-radius: 12px;
    background: #000;
}

.video-info {
    background: var(--bg-light);
    padding: 12px 16px;
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
}

.video-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-dark);
}

.video-selector {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
    gap: 10px;
}

.video-btn {
    background: var(--bg-white);
    color: var(--text-dark);
    border: 2px solid var(--border-color);
    padding: 10px 14px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    transition: all 0.3s ease;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.video-btn:hover {
    background: var(--bg-light);
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.video-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    font-weight: 600;
    box-shadow: var(--shadow-md);
}

@media (max-width: 768px) {
    .demo-video {
        min-height: 250px;
    }

    .video-selector {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }

    .video-btn {
        font-size: 12px;
        padding: 8px 10px;
    }
}

/* Contact Form Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
}

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

.modal-content {
    background: var(--bg-white);
    padding: 2.5rem;
    border-radius: 16px;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    position: relative;
    animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 2rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: color 0.3s;
    line-height: 1;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    color: var(--primary-color);
}

.modal-content h2 {
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-size: 1.75rem;
}

.modal-content p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.95rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-light);
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.3s;
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

#contactForm button[type="submit"] {
    width: 100%;
    margin-top: 1rem;
}

.form-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 8px;
    display: none;
    font-size: 0.95rem;
}

.form-message.success {
    display: block;
    background: #d1fae5;
    color: #065f46;
    border: 1px solid #6ee7b7;
}

.form-message.error {
    display: block;
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fca5a5;
}