/* METS Air Filtration - Main Stylesheet */
/* ===== CSS Variables ===== */
:root {
    --primary-color: #2A6EBB;
    --primary-dark: #1A4F8B;
    --primary-light: #4A8EE0;
    --secondary-color: #27AE60;
    --secondary-dark: #1E8449;
    --secondary-light: #52BE80;
    --accent-color: #3498DB;
    --text-color: #333333;
    --text-light: #666666;
    --text-lighter: #999999;
    --bg-color: #FFFFFF;
    --bg-light: #F8F9FA;
    --bg-dark: #2C3E50;
    --border-color: #E1E5E9;
    --success-color: #27AE60;
    --warning-color: #F39C12;
    --danger-color: #E74C3C;
    --info-color: #3498DB;
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 12px 48px rgba(0, 0, 0, 0.15);
    --radius: 8px;
    --radius-lg: 12px;
    --radius-xl: 20px;
    --transition: all 0.3s ease;
    --transition-fast: all 0.15s ease;
    --header-height: 80px;
}

/* Dark Mode */
.dark-mode {
    --primary-color: #4A8EE0;
    --primary-dark: #2A6EBB;
    --primary-light: #6AAEFF;
    --secondary-color: #52BE80;
    --text-color: #F5F7FA;
    --text-light: #CCD1D9;
    --text-lighter: #A0A7B3;
    --bg-color: #1A1A2E;
    --bg-light: #2D2D44;
    --bg-dark: #16213E;
    --border-color: #3A3A5E;
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.4);
}

/* ===== Reset & Base ===== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
    transition: var(--transition);
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== Typography ===== */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 1rem;
    color: var(--text-color);
}

h1 {
    font-size: 3.5rem;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 1.75rem;
}

h4 {
    font-size: 1.25rem;
}

p {
    margin-bottom: 1rem;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--primary-dark);
}

ul,
ol {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

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

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    text-align: center;
}

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

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-outline:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.btn-large {
    padding: 16px 32px;
    font-size: 1.125rem;
}

.btn-block {
    width: 100%;
}

/* ===== Navigation ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--bg-color);
    box-shadow: var(--shadow);
    z-index: 1000;
    height: var(--header-height);
    transition: var(--transition);
}

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

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    font-weight: 700;
    font-size: 1.5rem;
    padding: 8px 12px;
    border-radius: var(--radius);
}

.logo-text {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--text-color);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-color);
    cursor: pointer;
    padding: 8px;
}

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

.nav-link {
    font-weight: 500;
    color: var(--text-color);
    position: relative;
    padding: 8px 0;
}

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

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
    border-radius: 2px;
}

.nav-actions {
    display: flex;
    gap: 15px;
    align-items: center;
}

/* ===== Hero Section ===== */
.hero {
    padding-top: calc(var(--header-height) + 60px);
    padding-bottom: 100px;
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--bg-color) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 150%;
    background: radial-gradient(circle, rgba(42, 110, 187, 0.05) 0%, transparent 70%);
    pointer-events: none;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-title {
    font-size: 3.2rem;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: 30px;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    margin-bottom: 50px;
}

.hero-stats {
    display: flex;
    gap: 40px;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    font-family: 'Poppins', sans-serif;
}

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

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

.image-placeholder {
    width: 100%;
    max-width: 400px;
    aspect-ratio: 1;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
    border-radius: var(--radius-xl);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: white;
    box-shadow: var(--shadow-xl);
}

.image-placeholder i {
    font-size: 6rem;
    margin-bottom: 20px;
}

.image-caption {
    font-weight: 600;
    font-size: 1.1rem;
}

/* ===== Page Hero ===== */
.page-hero {
    padding: calc(var(--header-height) + 60px) 0 80px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    text-align: center;
}

.page-title {
    color: white;
    margin-bottom: 15px;
}

.page-subtitle {
    font-size: 1.25rem;
    opacity: 0.9;
    margin-bottom: 30px;
}

.page-hero .hero-stats {
    justify-content: center;
}

.page-hero .stat-number {
    color: white;
}

.page-hero .stat-label {
    color: rgba(255, 255, 255, 0.8);
}

/* ===== Sections ===== */
.section {
    padding: 100px 0;
}

.alt-bg {
    background-color: var(--bg-light);
}

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

.section-title {
    margin-bottom: 15px;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== Feature Cards ===== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
}

.feature-card {
    background-color: var(--bg-color);
    padding: 40px 30px;
    border-radius: var(--radius-lg);
    text-align: center;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, rgba(42, 110, 187, 0.1) 0%, rgba(42, 110, 187, 0.05) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    font-size: 2rem;
    color: var(--primary-color);
}

.feature-title {
    margin-bottom: 15px;
    font-size: 1.25rem;
}

.feature-description {
    color: var(--text-light);
    margin-bottom: 0;
}

/* ===== Products Grid ===== */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
}

.product-card {
    background-color: var(--bg-color);
    padding: 30px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

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

.product-image {
    width: 100%;
    height: 150px;
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--border-color) 100%);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.product-title {
    font-size: 1.25rem;
    margin-bottom: 10px;
}

.product-description {
    color: var(--text-light);
    margin-bottom: 15px;
}

.product-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    color: var(--primary-color);
}

.product-link:hover {
    gap: 12px;
}

/* ===== Categories Grid ===== */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.category-card {
    background: var(--bg-color);
    padding: 40px 30px;
    border-radius: var(--radius-lg);
    text-align: center;
    border: 2px solid var(--border-color);
    transition: var(--transition);
    color: var(--text-color);
}

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

.category-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.category-card h3 {
    margin-bottom: 10px;
}

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

/* ===== Product Showcase ===== */
.product-section {
    padding: 80px 0;
}

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

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

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

.product-image-large {
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--bg-color) 100%);
    border-radius: var(--radius-xl);
    padding: 80px;
    text-align: center;
    border: 1px solid var(--border-color);
}

.product-image-large i {
    font-size: 8rem;
    color: var(--primary-color);
}

.product-badge {
    display: inline-block;
    padding: 6px 16px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.product-details h2 {
    font-size: 2.25rem;
    margin-bottom: 10px;
}

.product-subtitle {
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: 20px;
}

.product-features-list {
    margin-bottom: 30px;
}

.product-features-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
}

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

.product-features-list i {
    color: var(--success-color);
    font-size: 1.1rem;
}

.product-actions {
    display: flex;
    gap: 15px;
}

/* ===== Comparison Table ===== */
.comparison-table-wrapper {
    overflow-x: auto;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.comparison-table th,
.comparison-table td {
    padding: 16px 20px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.comparison-table th {
    background: var(--primary-color);
    color: white;
    font-weight: 600;
}

.comparison-table tr:hover td {
    background-color: var(--bg-light);
}

/* ===== Testimonials ===== */
.testimonials-slider {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background-color: var(--bg-color);
    padding: 40px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.testimonial-card:hover {
    box-shadow: var(--shadow-lg);
}

.quote-icon {
    font-size: 2rem;
    color: var(--primary-light);
    margin-bottom: 20px;
}

.testimonial-content p {
    font-size: 1.1rem;
    font-style: italic;
    color: var(--text-color);
    margin-bottom: 25px;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.author-avatar {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
}

.author-name {
    font-weight: 600;
    color: var(--text-color);
}

.author-title {
    font-size: 0.9rem;
    color: var(--text-light);
}

/* ===== Technology Section ===== */
.stages-timeline {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.stage-card {
    display: flex;
    gap: 30px;
    background: var(--bg-color);
    padding: 30px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

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

.stage-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    flex-shrink: 0;
}

.stage-content h3 {
    margin-bottom: 10px;
}

.stage-content p {
    color: var(--text-light);
    margin-bottom: 15px;
}

.stage-specs {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.stage-specs span {
    font-size: 0.9rem;
    color: var(--text-color);
}

/* ===== Tech Features ===== */
.tech-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.tech-feature-card {
    background: var(--bg-color);
    padding: 30px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

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

.tech-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, rgba(42, 110, 187, 0.1) 0%, rgba(42, 110, 187, 0.05) 100%);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.tech-feature-card h3 {
    margin-bottom: 10px;
    font-size: 1.25rem;
}

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

/* ===== Metrics Grid ===== */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 20px;
}

.metric-card {
    background: var(--bg-color);
    padding: 30px 20px;
    border-radius: var(--radius-lg);
    text-align: center;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

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

.metric-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
    font-size: 1.5rem;
    color: white;
}

.metric-icon.pm25 {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
}

.metric-icon.pm10 {
    background: linear-gradient(135deg, #f39c12, #d68910);
}

.metric-icon.co2 {
    background: linear-gradient(135deg, #3498db, #2980b9);
}

.metric-icon.voc {
    background: linear-gradient(135deg, #9b59b6, #8e44ad);
}

.metric-icon.temp {
    background: linear-gradient(135deg, #e67e22, #d35400);
}

.metric-icon.humidity {
    background: linear-gradient(135deg, #1abc9c, #16a085);
}

.metric-card h3 {
    margin-bottom: 5px;
    font-size: 1.1rem;
}

.metric-card p {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 0;
}

/* ===== About Section ===== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-content h2 {
    margin-bottom: 25px;
}

.about-content p {
    color: var(--text-light);
}

.about-image .image-placeholder.large {
    height: 400px;
}

/* ===== Mission Vision ===== */
.mv-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
}

.mv-card {
    background: var(--bg-color);
    padding: 50px 40px;
    border-radius: var(--radius-lg);
    text-align: center;
    border: 1px solid var(--border-color);
}

.mv-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    font-size: 2rem;
    color: white;
}

.mv-card h3 {
    margin-bottom: 15px;
}

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

/* ===== Values Grid ===== */
.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.value-card {
    background: var(--bg-color);
    padding: 40px 30px;
    border-radius: var(--radius-lg);
    text-align: center;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

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

.value-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, rgba(42, 110, 187, 0.1) 0%, rgba(42, 110, 187, 0.05) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 1.75rem;
    color: var(--primary-color);
}

.value-card h3 {
    margin-bottom: 10px;
    font-size: 1.25rem;
}

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

/* ===== Team Grid ===== */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.team-member {
    background: var(--bg-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.team-member:hover {
    box-shadow: var(--shadow-lg);
}

.member-photo {
    height: 200px;
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--border-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 5rem;
    color: var(--text-lighter);
}

.member-info {
    padding: 25px;
}

.member-info h3 {
    margin-bottom: 5px;
    font-size: 1.25rem;
}

.member-title {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 15px;
}

.member-info p {
    color: var(--text-light);
    font-size: 0.95rem;
    margin-bottom: 0;
}

/* ===== Stats Grid ===== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}

.stat-card {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 40px 30px;
    border-radius: var(--radius-lg);
    text-align: center;
}

.stat-card .stat-number {
    color: white;
    font-size: 3rem;
    margin-bottom: 10px;
}

.stat-card .stat-label {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1rem;
}

/* ===== Certifications ===== */
.certs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 30px;
}

.cert-card {
    background: var(--bg-color);
    padding: 40px 30px;
    border-radius: var(--radius-lg);
    text-align: center;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

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

.cert-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.cert-card h3 {
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.cert-card p {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 0;
}

/* ===== Contact Section ===== */
.contact-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
}

.contact-form-wrapper h2 {
    margin-bottom: 30px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

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

.form-control {
    padding: 14px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-size: 1rem;
    transition: var(--transition);
    background-color: var(--bg-color);
    color: var(--text-color);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(42, 110, 187, 0.1);
}

.form-control::placeholder {
    color: var(--text-lighter);
}

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

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

/* Contact Info */
.contact-info h2 {
    margin-bottom: 30px;
}

.info-card {
    display: flex;
    gap: 20px;
    padding: 25px 0;
    border-bottom: 1px solid var(--border-color);
}

.info-card:last-of-type {
    border-bottom: none;
}

.info-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, rgba(42, 110, 187, 0.1) 0%, rgba(42, 110, 187, 0.05) 100%);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--primary-color);
    flex-shrink: 0;
}

.info-content h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.info-content p {
    color: var(--text-light);
    margin-bottom: 5px;
    font-size: 0.95rem;
}

.info-content a {
    color: var(--primary-color);
}

/* Social Links */
.social-section {
    margin-top: 30px;
}

.social-section h3 {
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.social-links-large {
    display: flex;
    gap: 12px;
}

.social-link-large {
    width: 45px;
    height: 45px;
    background: var(--bg-light);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-color);
    font-size: 1.25rem;
    transition: var(--transition);
}

.social-link-large:hover {
    background: var(--primary-color);
    color: white;
}

/* Locations Grid */
.locations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.location-card {
    background: var(--bg-color);
    padding: 30px;
    border-radius: var(--radius-lg);
    text-align: center;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.location-card:hover {
    box-shadow: var(--shadow);
}

.location-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.location-card h3 {
    margin-bottom: 10px;
    font-size: 1.25rem;
}

.location-card p {
    color: var(--text-light);
    margin-bottom: 15px;
}

.location-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
}

/* FAQ */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 15px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: 20px;
    background: var(--bg-color);
    border: none;
    text-align: left;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-color);
    transition: var(--transition);
}

.faq-question:hover {
    background: var(--bg-light);
}

.faq-question i {
    transition: var(--transition);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: var(--transition);
}

.faq-item.active .faq-answer {
    padding: 20px;
    max-height: 500px;
}

.faq-answer p {
    color: var(--text-light);
    margin-bottom: 0;
}

/* ===== Login Page ===== */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--bg-color) 100%);
    padding: 20px;
}

.login-container {
    width: 100%;
    max-width: 450px;
}

.login-card {
    background-color: var(--bg-color);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 25px;
}

.login-title {
    font-size: 1.75rem;
    margin-bottom: 10px;
}

.login-subtitle {
    color: var(--text-light);
    margin-bottom: 0;
}

.role-selector {
    margin-bottom: 25px;
}

.role-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-top: 10px;
}

.role-btn {
    padding: 15px;
    border-radius: var(--radius);
    background-color: var(--bg-light);
    border: 2px solid var(--border-color);
    color: var(--text-color);
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    font-weight: 500;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.role-btn i {
    font-size: 1.5rem;
}

.role-btn:hover {
    border-color: var(--primary-color);
}

.role-btn.active {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    border-color: transparent;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.input-icon-wrapper {
    position: relative;
}

.input-icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-lighter);
}

.form-control.with-icon {
    padding-left: 45px;
}

.password-toggle {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-lighter);
    cursor: pointer;
}

.login-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.remember-me {
    display: flex;
    align-items: center;
    gap: 8px;
}

.remember-me input {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.forgot-password {
    font-size: 0.9rem;
}

.login-button {
    width: 100%;
    padding: 16px;
    font-size: 1rem;
}

.login-divider {
    display: flex;
    align-items: center;
    margin: 10px 0;
}

.login-divider::before,
.login-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background-color: var(--border-color);
}

.login-divider span {
    padding: 0 15px;
    color: var(--text-light);
    font-size: 0.9rem;
}

.social-login {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.social-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.login-footer {
    text-align: center;
    margin-top: 25px;
    color: var(--text-light);
}

.login-footer p {
    margin-bottom: 10px;
}

.login-footer a {
    font-weight: 600;
}

/* ===== CTA Section ===== */
.cta {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
}

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

.cta-title {
    color: white;
    margin-bottom: 15px;
}

.cta-subtitle {
    font-size: 1.25rem;
    opacity: 0.9;
    margin-bottom: 30px;
}

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

.cta .btn-primary:hover {
    background: var(--bg-light);
    transform: translateY(-2px);
}

/* ===== Footer ===== */
.footer {
    background-color: var(--bg-dark);
    color: white;
    padding: 80px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 50px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}

.footer-logo .logo-icon {
    background: white;
    color: var(--primary-color);
}

.footer-logo .logo-text {
    color: white;
}

.footer-about {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 20px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

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

.social-link:hover {
    background-color: var(--primary-color);
    color: white;
}

.footer-title {
    color: white;
    font-size: 1.1rem;
    margin-bottom: 20px;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
}

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

.footer-contact li {
    display: flex;
    gap: 12px;
    margin-bottom: 15px;
    color: rgba(255, 255, 255, 0.7);
}

.footer-contact i {
    color: var(--primary-light);
    width: 20px;
}

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.6);
}

.footer-legal {
    display: flex;
    gap: 30px;
}

.footer-legal a {
    color: rgba(255, 255, 255, 0.6);
}

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

/* ===== Theme Toggle ===== */
.theme-toggle {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    box-shadow: var(--shadow-lg);
    z-index: 999;
    transition: var(--transition);
}

.theme-toggle:hover {
    transform: scale(1.1);
}

/* ===== Back to Top ===== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--text-color);
    color: var(--bg-color);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    box-shadow: var(--shadow-lg);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
}

/* ===== Animations ===== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

@keyframes float {

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

    50% {
        transform: translateY(-20px);
    }
}

.animate-fade-in {
    animation: fadeIn 0.8s ease forwards;
}

.animate-fade-in-delay {
    opacity: 0;
    animation: fadeIn 0.8s ease 0.2s forwards;
}

.animate-fade-in-delay-2 {
    opacity: 0;
    animation: fadeIn 0.8s ease 0.4s forwards;
}

.animate-fade-in-delay-3 {
    opacity: 0;
    animation: fadeIn 0.8s ease 0.6s forwards;
}

.animate-float {
    animation: float 6s ease-in-out infinite;
}

/* ===== Responsive Design ===== */
@media (max-width: 1024px) {
    h1 {
        font-size: 2.75rem;
    }

    h2 {
        font-size: 2rem;
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

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

    .hero-buttons {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-image {
        order: -1;
    }

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

    .product-showcase {
        grid-template-columns: 1fr;
    }

    .product-showcase.reverse {
        direction: ltr;
    }

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

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: var(--header-height);
        left: -100%;
        width: 100%;
        height: calc(100vh - var(--header-height));
        background-color: var(--bg-color);
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        padding-top: 40px;
        gap: 20px;
        transition: var(--transition);
        z-index: 999;
        overflow-y: auto;
    }

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

    .nav-actions {
        flex-direction: column;
        width: 100%;
        max-width: 250px;
        padding: 20px;
    }

    .nav-actions .btn {
        width: 100%;
    }

    h1 {
        font-size: 2.25rem;
    }

    h2 {
        font-size: 1.75rem;
    }

    .section {
        padding: 60px 0;
    }

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

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

    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }

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

    .features-grid,
    .products-grid,
    .categories-grid,
    .values-grid,
    .team-grid,
    .certs-grid {
        grid-template-columns: 1fr;
    }

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

    .contact-grid {
        gap: 40px;
    }

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

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

    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-social {
        justify-content: center;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }

    .footer-legal {
        flex-wrap: wrap;
        justify-content: center;
    }

    .theme-toggle,
    .back-to-top {
        right: 20px;
    }

    .theme-toggle {
        bottom: 90px;
    }

    .back-to-top {
        bottom: 20px;
    }

    .stage-card {
        flex-direction: column;
        text-align: center;
    }

    .role-buttons {
        grid-template-columns: 1fr;
    }

    .social-login {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    h1 {
        font-size: 1.875rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    .section {
        padding: 50px 0;
    }

    .btn-large {
        padding: 14px 24px;
        font-size: 1rem;
    }

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

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