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

:root {
    --primary-color: #0066cc;
    --primary-dark: #0052a3;
    --primary-light: #3385d6;
    --secondary-color: #00a8e8;
    --accent-color: #ff6b35;
    --text-dark: #1a1a1a;
    --text-light: #666666;
    --text-lighter: #999999;
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --border-color: #e0e0e0;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Roboto, 'Noto Sans', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
    font-weight: 400;
    letter-spacing: -0.3px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

/* Navigation */
.navbar {
    background: var(--bg-white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
}

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

.logo h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
}

.logo img {
    height: 50px;
    width: auto;
    display: block;
}

.logo-accent {
    color: var(--primary-color);
}

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

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

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

.nav-menu a.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--primary-color);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    transition: var(--transition);
}

/* Dropdown Navigation */
.nav-dropdown {
    position: relative;
}

.dropdown-toggle {
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.dropdown-arrow {
    font-size: 0.7rem;
    transition: var(--transition);
}

.nav-dropdown:hover .dropdown-arrow {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--bg-white);
    box-shadow: var(--shadow-lg);
    border-radius: 8px;
    list-style: none;
    padding: 0.5rem 0;
    margin-top: 0.5rem;
    min-width: 180px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition);
    z-index: 1001;
}

.nav-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li {
    margin: 0;
}

.dropdown-menu a {
    display: block;
    padding: 0.75rem 1.5rem;
    color: var(--text-dark);
    text-decoration: none;
    transition: var(--transition);
    border-radius: 0;
}

.dropdown-menu a:hover,
.dropdown-menu a.active {
    background: var(--bg-light);
    color: var(--primary-color);
}

.dropdown-menu a.active::after {
    display: none;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 600px;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    overflow: hidden;
}

.hero-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transform: scale(1.15);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    line-height: 1.15;
    letter-spacing: -0.7px;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    opacity: 0.95;
    line-height: 1.6;
    font-weight: 400;
    letter-spacing: -0.2px;
}

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

.hero-shapes {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
    overflow: hidden;
}

.shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.1;
    animation: float 20s infinite;
}

.shape-1 {
    width: 300px;
    height: 300px;
    background: white;
    top: -150px;
    right: -150px;
    animation-delay: 0s;
}

.shape-2 {
    width: 200px;
    height: 200px;
    background: white;
    bottom: -100px;
    left: -100px;
    animation-delay: 5s;
}

.shape-3 {
    width: 150px;
    height: 150px;
    background: white;
    top: 50%;
    right: 10%;
    animation-delay: 10s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(30px, -30px) rotate(120deg); }
    66% { transform: translate(-20px, 20px) rotate(240deg); }
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

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

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

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

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

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

/* Features Section */
.features {
    padding: 5rem 0;
    background: var(--bg-light);
}

/* Module Overview Sections */
.module-overview-section {
    background: var(--bg-white);
    padding: 3rem;
    border-radius: 12px;
    margin-bottom: 3rem;
    box-shadow: var(--shadow);
    border-left: 5px solid var(--primary-color);
    transition: var(--transition);
}

.module-overview-section:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.module-overview-section h3 {
    font-size: 1.95rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--primary-color);
    letter-spacing: -0.3px;
}

.module-overview-section > p {
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.6;
    font-size: 1.05rem;
}

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

.section-header h2 {
    font-size: 2.8rem;
    font-weight: 600;
    margin-bottom: 1.2rem;
    color: var(--text-dark);
    letter-spacing: -0.5px;
    line-height: 1.2;
}

.section-header p {
    font-size: 1.15rem;
    color: var(--text-light);
    font-weight: 400;
    letter-spacing: -0.2px;
}

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

.feature-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: white;
}

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

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

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

/* Services Overview */
.services-overview {
    padding: 5rem 0;
    background: var(--bg-white);
}

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

.service-card {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 12px;
    transition: var(--transition);
    border-left: 4px solid var(--primary-color);
}

.service-card:hover {
    background: var(--primary-color);
    color: white;
    transform: translateX(5px);
}

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.service-card p {
    margin-bottom: 1rem;
    line-height: 1.6;
}

.service-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.service-card:hover .service-link {
    color: white;
}

/* Expertise Domains */
.expertise-domains {
    padding: 5rem 0;
    background: var(--bg-light);
}

.domains-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.domain-card {
    background: var(--bg-white);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.domain-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: white;
}

.domain-icon svg {
    width: 35px;
    height: 35px;
}

.domain-card h3 {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.domain-card > p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.domain-card ul {
    list-style: none;
    padding-left: 0;
}

.domain-card ul li {
    padding-left: 1.5rem;
    margin-bottom: 0.75rem;
    position: relative;
    color: var(--text-light);
    line-height: 1.6;
}

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

/* Benefits Section */
.benefits {
    padding: 5rem 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

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

.benefits-text h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.benefits-text > p {
    font-size: 1.125rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

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

.benefits-list li {
    margin-bottom: 1.5rem;
    padding-left: 2rem;
    position: relative;
}

.benefits-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: bold;
    font-size: 1.5rem;
}

.benefits-list strong {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 1.125rem;
}

.benefits-list span {
    opacity: 0.9;
    display: block;
}

.benefits-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.stat-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    color: var(--accent-color);
}

.stat-label {
    font-size: 1rem;
    opacity: 0.9;
}

/* CTA Section */
.cta {
    padding: 5rem 0;
    background: var(--text-dark);
    color: white;
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

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

/* Footer */
.footer {
    background: var(--text-dark);
    color: white;
    padding: 3rem 0 1rem;
}

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

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: white;
}

.footer-section p {
    opacity: 0.8;
    line-height: 1.6;
}

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

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

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section a:hover {
    color: white;
    padding-left: 5px;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.8;
}

/* Page Header */
.page-header {
    background: url('../images/banner/baner.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: white;
    padding: 4rem 0;
    text-align: center;
    position: relative;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    z-index: 0;
}

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

.page-header h1 {
    font-size: 3.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    letter-spacing: -0.5px;
    line-height: 1.2;
}

.page-header p {
    font-size: 1.2rem;
    opacity: 0.95;
    font-weight: 400;
    letter-spacing: -0.2px;
}

/* Solutions Detail */
.solutions-detail {
    padding: 4rem 0;
}

.solution-item {
    margin-bottom: 4rem;
    background: var(--bg-white);
    border-radius: 12px;
    padding: 3rem;
    box-shadow: var(--shadow);
}

.solution-content {
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: 2rem;
    align-items: start;
}

.solution-icon {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
}

.solution-icon svg {
    width: 50px;
    height: 50px;
}

.solution-text h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.solution-description {
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.solution-features,
.solution-benefits {
    margin-top: 2rem;
}

.solution-features h3,
.solution-benefits h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.solution-features ul,
.solution-benefits ul {
    list-style: none;
    padding-left: 0;
}

.solution-features li,
.solution-benefits li {
    padding-left: 1.5rem;
    margin-bottom: 0.75rem;
    position: relative;
    color: var(--text-light);
    line-height: 1.6;
}

.solution-features li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.solution-benefits li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: bold;
}

/* Services Detail */
.services-detail {
    padding: 4rem 0;
}

.service-detail-item {
    margin-bottom: 4rem;
    background: var(--bg-white);
    border-radius: 12px;
    padding: 3rem;
    box-shadow: var(--shadow);
}

.service-detail-content {
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: 2rem;
    align-items: start;
}

.service-detail-icon {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
}

.service-detail-icon svg {
    width: 50px;
    height: 50px;
}

.service-detail-text h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.service-description {
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.service-offerings h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.service-offerings ul {
    list-style: none;
    padding-left: 0;
}

.service-offerings li {
    padding-left: 1.5rem;
    margin-bottom: 0.75rem;
    position: relative;
    color: var(--text-light);
    line-height: 1.6;
}

.service-offerings li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
    font-size: 1.5rem;
}

.service-offerings strong {
    color: var(--text-dark);
}

/* Service Approach */
.service-approach {
    padding: 4rem 0;
    background: var(--bg-light);
}

.approach-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.approach-step {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 1rem;
}

.approach-step h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

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

/* About Content */
.about-content {
    padding: 4rem 0;
}

.about-intro {
    margin-bottom: 4rem;
    text-align: center;
}

.about-intro h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.about-intro p {
    font-size: 1.125rem;
    color: var(--text-light);
    line-height: 1.8;
    max-width: 900px;
    margin: 0 auto 1.5rem;
}

.about-values {
    margin-bottom: 4rem;
}

.about-values h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 2rem;
    text-align: center;
    color: var(--text-dark);
}

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

.value-card {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    transition: var(--transition);
}

.value-card:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-5px);
}

.value-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.value-card p {
    line-height: 1.6;
}

.about-expertise {
    margin-bottom: 4rem;
}

.about-expertise h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: var(--text-dark);
}

.expertise-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.expertise-text ul {
    list-style: none;
    padding-left: 0;
}

.expertise-text li {
    padding-left: 1.5rem;
    margin-bottom: 0.75rem;
    position: relative;
    color: var(--text-light);
    line-height: 1.6;
}

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

.expertise-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.stat-item {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
}

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

.stat-item .stat-label {
    color: var(--text-light);
    font-size: 0.9rem;
}

.about-mission,
.about-vision {
    margin-bottom: 3rem;
    padding: 2rem;
    background: var(--bg-light);
    border-radius: 12px;
    border-left: 4px solid var(--primary-color);
}

.about-mission h2,
.about-vision h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.about-mission p,
.about-vision p {
    font-size: 1.125rem;
    color: var(--text-light);
    line-height: 1.8;
}

/* Contact Section */
.contact-section {
    padding: 4rem 0;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
}

.contact-info h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.contact-info > p {
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

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

.contact-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
}

.contact-item h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

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

/* Contact Form */
.contact-form-wrapper {
    background: var(--bg-light);
    padding: 2.5rem;
    border-radius: 12px;
}

.contact-form h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

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

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.875rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
}

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

.form-group textarea {
    resize: vertical;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--bg-white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow);
        padding: 2rem 0;
    }

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

    .nav-toggle {
        display: flex;
    }

    /* Mobile Dropdown */
    .nav-dropdown {
        width: 100%;
    }

    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background: var(--bg-light);
        margin: 0.5rem 0 0 0;
        padding: 0.5rem 0;
        border-radius: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
    }

    .nav-dropdown.active .dropdown-menu {
        max-height: 500px;
    }

    .dropdown-menu a {
        padding: 0.75rem 2rem;
    }

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

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

    .section-header h2 {
        font-size: 2rem;
    }

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

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

    .solution-content,
    .service-detail-content {
        grid-template-columns: 1fr;
    }

    .solution-icon,
    .service-detail-icon {
        margin: 0 auto 1rem;
    }

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

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

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

    .application-card {
        padding: 1.5rem;
    }

    .application-image {
        max-width: 150px;
        height: 120px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.75rem;
    }

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

    .btn {
        width: 100%;
        text-align: center;
    }

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

/* Product Pages Styles */
.products-intro {
    padding: 4rem 0;
    background: var(--bg-light);
}

.products-intro .intro-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.products-intro h2 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 2.2rem;
}

.module-section {
    padding: 4rem 0;
    border-bottom: 1px solid var(--border-color);
}

.module-section:last-of-type {
    border-bottom: none;
}

.aquitime-section {
    background: linear-gradient(135deg, rgba(0, 102, 204, 0.05) 0%, rgba(0, 168, 232, 0.05) 100%);
}

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

.module-header h2 {
    font-size: 2.2rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.module-subtitle {
    font-size: 1.2rem;
    color: var(--text-light);
}

.module-overview {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 8px;
    margin-bottom: 3rem;
    border-left: 4px solid var(--secondary-color);
}

.module-overview p {
    font-size: 1.1rem;
    line-height: 1.8;
}

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

.feature-section {
    background: var(--bg-white);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.feature-section h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

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

.feature-section li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.feature-section li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: bold;
}

.benefits-box {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 2rem;
    border-radius: 8px;
    margin-top: 2rem;
}

.benefits-box h3,
.benefits-box h4 {
    color: white;
    margin-bottom: 1rem;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1.5rem;
}

.benefits-grid.small {
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 0.75rem;
}

.benefit-item {
    background: rgba(255, 255, 255, 0.15);
    padding: 1.5rem;
    border-radius: 6px;
    text-align: center;
    font-size: 0.95rem;
    font-weight: 500;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 120px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.benefit-item:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
}

.aquitime-benefits {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
}

.modules-grid-section {
    padding: 4rem 0;
}

.section-title {
    text-align: center;
    font-size: 2.2rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.section-subtitle {
    text-align: center;
    color: var(--text-light);
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

.module-card {
    background: var(--bg-white);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: 2rem;
    margin-bottom: 2rem;
    transition: var(--transition);
}

.module-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg);
}

.module-card.large {
    border-left: 6px solid var(--primary-color);
}

.module-image {
    width: 100%;
    max-width: 400px;
    height: 280px;
    margin: 0 auto 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border-radius: 8px;
    background: var(--bg-light);
    padding: 1rem;
}

.module-image img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transform: scale(1.2);
}

.module-image-section {
    width: 100%;
    max-width: 500px;
    height: 320px;
    margin: 0 auto 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border-radius: 8px;
    background: var(--bg-light);
    padding: 1rem;
}

.module-image-section img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transform: scale(1.2);
}

.module-card-header {
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 1rem;
    margin-bottom: 1.5rem;
}

.module-card-header h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
}

.module-card p {
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.module-features-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.feature-item-small {
    background: var(--bg-light);
    padding: 1rem;
    border-radius: 6px;
}

.feature-item-small h4 {
    color: var(--primary-color);
    margin-bottom: 0.75rem;
    font-size: 1.05rem;
}

.feature-item-small ul {
    list-style: none;
    padding: 0;
}

.feature-item-small li {
    font-size: 0.95rem;
    padding: 0.35rem 0;
    padding-left: 1.25rem;
    position: relative;
}

.feature-item-small li:before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: bold;
}

/* Applications Section */
.applications-section {
    padding: 4rem 0;
    background: var(--bg-white);
}

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

.application-card {
    background: var(--bg-white);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

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

.application-image {
    width: 100%;
    max-width: 200px;
    height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.application-image img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.application-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 1rem;
    line-height: 1.4;
}

.application-content .app-name {
    color: var(--primary-color);
    font-weight: 700;
}

.application-content p.app-description {
    color: var(--text-light);
    line-height: 1.6;
    font-size: 0.95rem;
    margin-bottom: 1rem;
    font-weight: 500;
}

.app-features {
    list-style: none;
    padding: 0;
    margin-top: 1rem;
    text-align: left;
}

.app-features li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-light);
    font-size: 0.9rem;
    line-height: 1.5;
}

.app-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
    font-size: 1rem;
}

/* Blog Styles */
.blog-section {
    padding: 4rem 0;
    background: var(--bg-light);
}

.blog-post {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 3rem;
    margin-bottom: 5rem;
    box-shadow: var(--shadow);
    scroll-margin-top: 100px;
}

.blog-post.featured {
    border-left: 6px solid var(--secondary-color);
    background: linear-gradient(to right, rgba(0, 168, 232, 0.03), transparent);
}

.blog-post-header {
    margin-bottom: 2.5rem;
    border-bottom: 3px solid var(--primary-color);
    padding-bottom: 2rem;
}

.blog-post-header h2 {
    color: var(--primary-color);
    font-size: 2.3rem;
    margin-bottom: 1.5rem;
    line-height: 1.35;
    font-weight: 600;
    letter-spacing: -0.5px;
}

.blog-meta {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
    font-size: 0.95rem;
    color: var(--text-light);
}

.blog-date,
.blog-category {
    display: flex;
    align-items: center;
}

.blog-category {
    background: var(--primary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-weight: 500;
    font-size: 0.85rem;
}

.blog-post-content {
    line-height: 1.8;
}

.blog-post-content h3 {
    color: var(--primary-color);
    font-size: 1.55rem;
    margin: 2.5rem 0 1.25rem 0;
    font-weight: 600;
    border-left: 4px solid var(--accent-color);
    padding-left: 1rem;
    letter-spacing: -0.3px;
}

.blog-post-content p {
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.blog-post-content ul {
    margin: 1rem 0;
    padding-left: 2rem;
}

.blog-post-content li {
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.highlight-box {
    background: linear-gradient(135deg, rgba(0, 102, 204, 0.08) 0%, rgba(0, 168, 232, 0.08) 100%);
    border-left: 4px solid var(--primary-color);
    padding: 1.5rem;
    margin: 1.5rem 0;
    border-radius: 6px;
}

.highlight-box h4 {
    color: var(--primary-color);
    margin-bottom: 0.75rem;
    font-size: 1.15rem;
}

.highlight-box p {
    margin-bottom: 0.75rem;
}

.highlight-box ul {
    margin: 0.75rem 0;
}

.case-study-table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    overflow: hidden;
}

.case-study-table th {
    background: var(--primary-color);
    color: white;
    padding: 1rem;
    text-align: left;
    font-weight: 600;
}

.case-study-table td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.case-study-table tr:hover {
    background: var(--bg-light);
}

.case-study-table tr:last-child td {
    border-bottom: none;
}

/* Responsive adjustments for products and blog */
@media (max-width: 768px) {
    .module-features {
        grid-template-columns: 1fr;
    }

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

    .module-image {
        max-width: 320px;
        height: 220px;
        margin-bottom: 1.5rem;
    }

    .module-image img {
        transform: scale(1.1);
    }

    .module-image-section {
        max-width: 400px;
        height: 260px;
        margin-bottom: 1.5rem;
    }

    .module-image-section img {
        transform: scale(1.1);
    }

    .module-header h2 {
        font-size: 1.8rem;
    }

    .blog-post-header h2 {
        font-size: 1.6rem;
    }

    .blog-meta {
        gap: 1rem;
    }

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

    .benefit-item {
        min-height: 100px;
        padding: 1rem;
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    .benefits-grid {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }

    .benefit-item {
        min-height: auto;
        padding: 1rem;
        font-size: 0.8rem;
    }
}
}