/* ==========================================================================
   Fonts & Import
   ========================================================================== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

/* ==========================================================================
   Design System Variables
   ========================================================================== */
:root {
    /* Colors */
    --primary-color: #d32f2f; /* Modern premium crimson */
    --primary-hover: #b71c1c;
    --primary-light: rgba(211, 47, 47, 0.08);
    --secondary-color: #0f172a; /* Slate 900 */
    --bg-color: #ffffff;
    --light-gray: #f8fafc; /* Slate 50 */
    --border-color: #e2e8f0; /* Slate 200 */
    --text-color: #475569; /* Slate 600 */
    --text-dark: #0f172a; /* Slate 900 */
    --text-muted: #94a3b8; /* Slate 400 */
    --footer-bg: #0b1329; /* Rich dark deep slate */
    --footer-text: #94a3b8;
    
    /* Layout & Utilities */
    --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: all 0.2s ease;
    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 20px;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.05);
    --shadow-md: 0 10px 25px -5px rgba(15, 23, 42, 0.05), 0 8px 16px -6px rgba(15, 23, 42, 0.05);
    --shadow-lg: 0 20px 40px -15px rgba(15, 23, 42, 0.08);
    --shadow-premium: 0 25px 60px -15px rgba(15, 23, 42, 0.12);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    line-height: 1.65;
    color: var(--text-color);
    background-color: var(--bg-color);
    overflow-x: hidden;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--light-gray);
}
::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', sans-serif;
    color: var(--text-dark);
    font-weight: 700;
    line-height: 1.25;
    margin-bottom: 15px;
}

p {
    margin-bottom: 15px;
}

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

ul {
    list-style: none;
}

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

.container {
    width: 92%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

/* Section Title */
.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    font-size: 2.25rem;
    position: relative;
    display: inline-block;
    padding-bottom: 20px;
    letter-spacing: -0.5px;
}

.section-title h2::after {
    content: '';
    position: absolute;
    width: 60px;
    height: 3px;
    background: var(--primary-color);
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 2px;
}

.section-title p {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 700px;
    margin: 10px auto 0;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
    display: inline-block;
    padding: 12px 32px;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    font-size: 0.95rem;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-family: 'Outfit', sans-serif;
}

.btn-primary {
    background-color: var(--primary-color);
    color: #fff;
    box-shadow: 0 4px 14px rgba(211, 47, 47, 0.3);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(211, 47, 47, 0.4);
}

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

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(211, 47, 47, 0.2);
}

/* ==========================================================================
   Header Navigation (Glassmorphic)
   ========================================================================== */
.header {
    position: sticky;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(15, 23, 42, 0.05);
    box-shadow: var(--shadow-sm);
    z-index: 100;
    transition: var(--transition);
}

.header.scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow-md);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    transition: var(--transition);
}

.header.scrolled .header-content {
    padding: 8px 0;
}

.logo img {
    height: 52px;
    width: auto;
    transition: var(--transition);
}

.header.scrolled .logo img {
    height: 46px;
}

.nav-menu {
    display: flex;
    gap: 32px;
    align-items: center;
}

.nav-link {
    color: var(--text-dark);
    font-weight: 500;
    font-family: 'Outfit', sans-serif;
    font-size: 0.95rem;
    padding: 8px 0;
    position: relative;
    display: flex;
    align-items: center;
    gap: 6px;
}

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

.nav-link i {
    font-size: 0.75rem;
    transition: var(--transition-fast);
}

.nav-item.dropdown:hover .nav-link i {
    transform: rotate(180deg);
}

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

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

/* Dropdown Menu styling */
.nav-item.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(15px);
    background-color: var(--bg-color);
    min-width: 230px;
    box-shadow: var(--shadow-lg);
    border-radius: var(--border-radius-md);
    border: 1px solid var(--border-color);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 10;
    padding: 10px 0;
    overflow: hidden;
}

.nav-item.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(5px);
}

.dropdown-menu li {
    padding: 0;
}

.dropdown-menu a {
    display: block;
    padding: 10px 20px;
    color: var(--text-color);
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition-fast);
}

.dropdown-menu a:hover {
    color: var(--primary-color);
    background-color: var(--light-gray);
    padding-left: 25px;
}

/* Hamburger menu button */
.hamburger {
    display: none;
    cursor: pointer;
    background: transparent;
    border: none;
    outline: none;
}

.bar {
    display: block;
    width: 24px;
    height: 2px;
    margin: 6px auto;
    background-color: var(--text-dark);
    transition: var(--transition);
    border-radius: 1px;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
    height: 82vh;
    min-height: 550px;
    background-image: linear-gradient(rgba(15, 23, 42, 0.65), rgba(15, 23, 42, 0.65)), url('assets/images/home-banner.webp');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
    position: relative;
}

.hero-content {
    max-width: 800px;
    padding: 0 20px;
}

.hero-content h1 {
    font-size: 3.5rem;
    color: #fff;
    margin-bottom: 20px;
    font-weight: 800;
    letter-spacing: -1px;
    line-height: 1.15;
}

.hero-content p {
    font-size: 1.25rem;
    margin-bottom: 35px;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.9);
    letter-spacing: 0.5px;
}

/* ==========================================================================
   About Section (Home Page)
   ========================================================================== */
.about-section {
    padding: 100px 0;
    background-color: var(--bg-color);
}

.about-content {
    text-align: center;
    max-width: 850px;
    margin: 0 auto;
}

.about-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-color);
    margin-bottom: 25px;
}

/* ==========================================================================
   Activity Areas Section
   ========================================================================== */
.activity-areas-section {
    padding: 100px 0;
    background-color: var(--light-gray);
}

.activity-description {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 50px;
    font-size: 1.1rem;
}

.activity-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
    gap: 30px;
}

.activity-card {
    background-color: var(--bg-color);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid rgba(15, 23, 42, 0.03);
}

.activity-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-premium);
}

.activity-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    transition: var(--transition);
}

.activity-card:hover img {
    transform: scale(1.05);
}

.activity-info {
    padding: 24px;
}

.activity-info h3 {
    font-size: 1.15rem;
    margin-bottom: 0;
    line-height: 1.4;
}

/* ==========================================================================
   Activity Areas Detailed Page
   ========================================================================== */
.activity-areas-detailed {
    padding: 80px 0;
    background-color: var(--bg-color);
}

.activity-item {
    display: flex;
    margin-bottom: 80px;
    gap: 60px;
    align-items: center;
}

.activity-item:last-child {
    margin-bottom: 0;
}

.activity-item.reverse {
    flex-direction: row-reverse;
}

.activity-item .activity-image {
    flex: 1;
    max-width: 540px;
    overflow: hidden;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-lg);
}

.activity-item .activity-image img {
    width: 100%;
    height: auto;
    transition: var(--transition);
}

.activity-item:hover .activity-image img {
    transform: scale(1.03);
}

.activity-item .activity-details {
    flex: 1;
}

.activity-item .activity-details h2 {
    font-size: 1.75rem;
    margin-bottom: 20px;
    color: var(--text-dark);
    position: relative;
    padding-bottom: 15px;
}

.activity-item .activity-details h2::after {
    content: '';
    position: absolute;
    width: 40px;
    height: 3px;
    background: var(--primary-color);
    bottom: 0;
    left: 0;
    border-radius: 2px;
}

.activity-item .activity-details p {
    line-height: 1.8;
    color: var(--text-color);
    font-size: 1rem;
}

/* ==========================================================================
   Services Section
   ========================================================================== */
.services-section {
    padding: 100px 0;
    background-color: var(--bg-color);
}

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

.service-card {
    text-align: center;
    padding: 40px 30px;
    border-radius: var(--border-radius-md);
    background-color: var(--light-gray);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(211, 47, 47, 0.15);
    background-color: var(--bg-color);
}

.service-icon {
    font-size: 2.75rem;
    color: var(--primary-color);
    margin-bottom: 25px;
    display: inline-block;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    transform: scale(1.1);
}

.service-card h3 {
    font-size: 1.35rem;
    margin-bottom: 15px;
}

.service-card p {
    color: var(--text-color);
    margin-bottom: 0;
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ==========================================================================
   References Section
   ========================================================================== */
.references-section {
    padding: 100px 0;
    background-color: var(--light-gray);
    text-align: center;
}

.references-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 20px;
    margin: 40px 0;
}

.reference-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 18px 24px;
    background: var(--bg-color);
    border-radius: var(--border-radius-md);
    border-left: 4px solid var(--primary-color);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    text-align: left;
}

.reference-item:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-md);
    background: var(--primary-light);
}

.reference-item i {
    color: var(--primary-color);
    font-size: 1.25rem;
    min-width: 24px;
}

.reference-item span {
    font-weight: 600;
    color: var(--text-dark);
    font-size: 0.95rem;
    font-family: 'Outfit', sans-serif;
}

.references-button {
    margin-top: 35px;
}

/* ==========================================================================
   Projects Section (Home Page)
   ========================================================================== */
.projects-section {
    padding: 100px 0;
    background-color: var(--bg-color);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.project-card {
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid rgba(15, 23, 42, 0.03);
    background-color: var(--bg-color);
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-premium);
}

.project-image {
    width: 100%;
    height: 240px;
    object-fit: cover;
    transition: var(--transition);
}

.project-card:hover .project-image {
    transform: scale(1.05);
}

.project-info {
    padding: 24px;
    background-color: var(--bg-color);
}

.project-info h3 {
    font-size: 1.25rem;
    color: var(--text-dark);
    margin-bottom: 0;
    line-height: 1.45;
}

.projects-button {
    text-align: center;
    margin-top: 35px;
}

/* ==========================================================================
   Projects Page Section
   ========================================================================== */
.projects-page-section {
    padding: 60px 0 100px;
    background-color: var(--bg-color);
}

.projects-page-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 50px;
}

.project-page-card {
    background-color: var(--bg-color);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    display: flex;
    flex-direction: row;
    border: 1px solid var(--border-color);
}

.project-page-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.project-page-image {
    flex: 1.2;
    overflow: hidden;
    min-height: 300px;
}

.project-page-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: var(--transition);
}

.project-page-card:hover .project-page-image img {
    transform: scale(1.03);
}

.project-page-info {
    flex: 1.5;
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.project-page-info h2 {
    font-size: 1.75rem;
    margin-bottom: 20px;
    color: var(--text-dark);
    position: relative;
    padding-bottom: 15px;
}

.project-page-info h2::after {
    content: '';
    position: absolute;
    width: 50px;
    height: 3px;
    background: var(--primary-color);
    bottom: 0;
    left: 0;
    border-radius: 2px;
}

.project-details p {
    margin-bottom: 12px;
    position: relative;
    padding-left: 24px;
    font-size: 0.95rem;
    color: var(--text-color);
}

.project-details p:before {
    content: '\f00c';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

/* ==========================================================================
   Clients Section
   ========================================================================== */
.clients-section {
    padding: 60px 0;
    background-color: var(--light-gray);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.client-logos {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 70px;
    align-items: center;
}

.client-logo {
    max-width: 160px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    filter: grayscale(100%);
    opacity: 0.55;
    transition: var(--transition);
}

.client-logo:hover {
    filter: grayscale(0);
    opacity: 1;
}

.client-logo img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    background-color: var(--footer-bg);
    color: var(--footer-text);
    padding: 80px 0 40px;
    font-size: 0.95rem;
    border-top: 4px solid var(--primary-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1.2fr;
    gap: 60px;
    margin-bottom: 50px;
}

.footer-col h3 {
    color: #ffffff;
    font-size: 1.2rem;
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 10px;
    font-weight: 600;
}

.footer-col h3::after {
    content: '';
    position: absolute;
    width: 30px;
    height: 2px;
    background-color: var(--primary-color);
    bottom: 0;
    left: 0;
    border-radius: 1px;
}

.footer-desc {
    color: #94a3b8;
    line-height: 1.7;
    margin-top: 20px;
    margin-bottom: 25px;
    font-size: 0.92rem;
}

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

.footer-links-list a {
    color: #94a3b8;
    display: inline-block;
    transition: var(--transition-fast);
}

.footer-links-list a:hover {
    color: var(--primary-color);
    transform: translateX(4px);
}

.footer-contact-list li {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 18px;
    color: #94a3b8;
}

.footer-contact-list i {
    color: var(--primary-color);
    font-size: 1.1rem;
    margin-top: 4px;
}

.footer-contact-list a {
    color: #94a3b8;
    transition: var(--transition-fast);
}

.footer-contact-list a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.copyright {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
    color: rgba(255, 255, 255, 0.35);
    font-size: 0.88rem;
}

.copyright a {
    color: rgba(255, 255, 255, 0.6);
    font-weight: 500;
}

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

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

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.05);
    color: #fff;
    transition: var(--transition);
}

/* ==========================================================================
   Page Header (For Inner Pages)
   ========================================================================== */
.page-header {
    height: 280px;
    background-image: linear-gradient(rgba(15, 23, 42, 0.75), rgba(15, 23, 42, 0.75)), url('assets/images/header.webp');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
}

.page-header h1 {
    font-size: 2.75rem;
    color: #fff;
    font-weight: 800;
    margin-bottom: 0;
    letter-spacing: -0.5px;
}

/* ==========================================================================
   Description Section (Inner Pages description)
   ========================================================================== */
.description-section {
    padding: 80px 0 20px;
    background-color: var(--bg-color);
}

.description-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    line-height: 1.85;
}

.description-content p {
    font-size: 1.1rem;
    color: var(--text-color);
}

/* ==========================================================================
   Contact Page Detail
   ========================================================================== */
.contact-section {
    padding: 80px 0;
    background-color: var(--bg-color);
}

.contact-wrapper {
    display: flex;
    gap: 60px;
}

.contact-info-block,
.contact-form-block {
    flex: 1;
}

.contact-info h2,
.contact-form-block h2 {
    font-size: 1.85rem;
    margin-bottom: 30px;
    color: var(--text-dark);
    position: relative;
    padding-bottom: 15px;
}

.contact-info h2::after,
.contact-form-block h2::after {
    content: '';
    position: absolute;
    width: 45px;
    height: 3px;
    background: var(--primary-color);
    bottom: 0;
    left: 0;
    border-radius: 2px;
}

.info-item {
    display: flex;
    margin-bottom: 30px;
    align-items: flex-start;
    gap: 20px;
}

.info-icon {
    width: 46px;
    height: 46px;
    background-color: var(--primary-light);
    color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.15rem;
    flex-shrink: 0;
    transition: var(--transition);
}

.info-item:hover .info-icon {
    background-color: var(--primary-color);
    color: #fff;
    transform: scale(1.05);
}

.info-item h3 {
    font-size: 1.1rem;
    margin-bottom: 4px;
}

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

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

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

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 14px 18px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    font-family: inherit;
    font-size: 0.95rem;
    transition: var(--transition-fast);
    background-color: var(--light-gray);
    color: var(--text-dark);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: var(--text-muted);
}

.contact-form input:focus,
.contact-form textarea:focus {
    border-color: var(--primary-color);
    background-color: #fff;
    outline: none;
    box-shadow: 0 0 0 3px rgba(211, 47, 47, 0.12);
}

.contact-form textarea {
    resize: vertical;
    min-height: 140px;
}

.contact-form button {
    width: 100%;
    padding: 14px;
}

.map-section {
    padding: 0 0 80px;
    background-color: var(--bg-color);
}

.map-section iframe {
    box-shadow: var(--shadow-md);
}

/* ==========================================================================
   Vision & Mission Page Detail
   ========================================================================== */
.vision-mission-section {
    padding: 100px 0;
}

.vision-mission-wrapper {
    display: flex;
    align-items: center;
    gap: 60px;
}

.vision-mission-wrapper.reverse {
    flex-direction: row-reverse;
}

.vision-mission-content {
    flex: 1;
}

.vision-mission-image {
    flex: 1;
    max-width: 500px;
    overflow: hidden;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-lg);
}

.vision-mission-image img {
    width: 100%;
    height: auto;
    transition: var(--transition);
}

.vision-mission-wrapper:hover .vision-mission-image img {
    transform: scale(1.02);
}

.vision-mission-content h2 {
    font-size: 2rem;
    margin-bottom: 20px;
    color: var(--text-dark);
    position: relative;
    padding-bottom: 15px;
}

.vision-mission-content h2::after {
    content: '';
    position: absolute;
    width: 50px;
    height: 3px;
    background: var(--primary-color);
    bottom: 0;
    left: 0;
    border-radius: 2px;
}

.vision-mission-content p {
    line-height: 1.85;
    font-size: 1.05rem;
    color: var(--text-color);
}

/* ==========================================================================
   Values Section (Değerler)
   ========================================================================== */
.values-section {
    padding: 100px 0;
    background-color: var(--bg-color);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 30px;
}

.value-card {
    text-align: center;
    padding: 40px 25px;
    border-radius: var(--border-radius-md);
    background: var(--light-gray);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.value-card:hover {
    background: var(--primary-color);
    color: #fff;
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.value-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
    transition: var(--transition);
    display: inline-block;
}

.value-card:hover .value-icon {
    color: #fff;
    transform: scale(1.1);
}

.value-card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
    transition: var(--transition-fast);
}

.value-card:hover h3 {
    color: #fff;
}

.value-card p {
    font-size: 0.95rem;
    line-height: 1.65;
    margin-bottom: 0;
    color: var(--text-color);
    transition: var(--transition-fast);
}

.value-card:hover p {
    color: rgba(255, 255, 255, 0.85);
}

/* ==========================================================================
   About Detail Page Detail
   ========================================================================== */
.about-detail-section {
    padding: 100px 0;
    background-color: var(--bg-color);
}

.about-detail-wrapper {
    display: flex;
    gap: 60px;
    align-items: center;
}

.about-detail-text {
    flex: 1.2;
}

.about-detail-text h2 {
    font-size: 2rem;
    color: var(--text-dark);
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 15px;
}

.about-detail-text h2::after {
    content: '';
    position: absolute;
    width: 50px;
    height: 3px;
    background: var(--primary-color);
    bottom: 0;
    left: 0;
    border-radius: 2px;
}

.about-detail-text p {
    line-height: 1.85;
    color: var(--text-color);
    margin-bottom: 20px;
    font-size: 1rem;
}

.about-detail-image {
    flex: 1;
    max-width: 500px;
    overflow: hidden;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-lg);
}

.about-detail-image img {
    width: 100%;
    height: auto;
    transition: var(--transition);
}

.about-detail-wrapper:hover .about-detail-image img {
    transform: scale(1.02);
}

/* ==========================================================================
   Stats Section (About Page Stats)
   ========================================================================== */
.stats-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--secondary-color) 0%, #1e293b 100%);
    color: #fff;
    border-top: 4px solid var(--primary-color);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    text-align: center;
}

.stat-item {
    padding: 20px;
}

.stat-number {
    font-size: 3.25rem;
    font-family: 'Outfit', sans-serif;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.stat-label {
    font-size: 0.95rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.85);
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

/* ==========================================================================
   Expertise Section
   ========================================================================== */
.expertise-section {
    padding: 100px 0;
    background-color: var(--light-gray);
}

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

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

.expertise-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-premium);
    border-color: rgba(211, 47, 47, 0.12);
}

.expertise-icon {
    font-size: 2.75rem;
    color: var(--primary-color);
    margin-bottom: 22px;
    display: inline-block;
    transition: var(--transition);
}

.expertise-card:hover .expertise-icon {
    transform: scale(1.1);
}

.expertise-card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.expertise-card p {
    font-size: 0.95rem;
    color: var(--text-color);
    line-height: 1.7;
    margin-bottom: 0;
}

/* ==========================================================================
   Why Us Section
   ========================================================================== */
.why-us-section {
    padding: 100px 0;
    background-color: var(--bg-color);
}

.why-us-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 40px;
}

.why-us-item {
    display: flex;
    gap: 22px;
    align-items: flex-start;
}

.why-us-item i {
    font-size: 2.25rem;
    color: var(--primary-color);
    min-width: 44px;
    margin-top: 2px;
}

.why-us-item h3 {
    font-size: 1.2rem;
    margin-bottom: 8px;
}

.why-us-item p {
    font-size: 0.95rem;
    color: var(--text-color);
    line-height: 1.7;
    margin-bottom: 0;
}

/* ==========================================================================
   Responsive Media Queries
   ========================================================================== */
@media (max-width: 1024px) {
    .hero-content h1 {
        font-size: 3rem;
    }
}

@media (max-width: 992px) {
    .header-content {
        padding: 15px 0;
    }
    
    .logo img {
        height: 48px;
    }

    .project-page-card {
        flex-direction: column;
    }

    .project-page-image {
        min-height: 250px;
    }

    .project-page-info {
        padding: 30px;
    }

    .about-detail-wrapper {
        flex-direction: column;
        gap: 40px;
    }

    .about-detail-image {
        max-width: 100%;
        order: -1;
    }

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

@media (max-width: 768px) {
    /* Section sizing */
    .about-section, 
    .activity-areas-section,
    .activity-areas-detailed,
    .services-section,
    .references-section,
    .projects-section,
    .values-section,
    .vision-mission-section,
    .why-us-section,
    .expertise-section,
    .contact-section {
        padding: 70px 0;
    }

    .section-title h2 {
        font-size: 1.85rem;
    }

    /* Navigation Menu Mobile */
    .hamburger {
        display: block;
        z-index: 101;
    }

    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--bg-color);
        width: 100%;
        height: calc(100vh - 70px);
        text-align: center;
        gap: 0;
        transition: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
        box-shadow: 0 15px 30px rgba(0, 0, 0, 0.08);
        padding: 30px 0;
        overflow-y: auto;
        z-index: 100;
        align-items: center;
    }

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

    .nav-item {
        width: 100%;
        margin: 0;
    }

    .nav-link {
        padding: 15px 30px;
        font-size: 1.1rem;
        justify-content: center;
        border-bottom: 1px solid var(--border-color);
        width: 100%;
    }

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

    /* Mobile Dropdown */
    .dropdown-menu {
        position: static;
        width: 100%;
        box-shadow: none;
        opacity: 1;
        visibility: visible;
        transform: none !important;
        min-width: auto;
        max-height: 0;
        padding: 0;
        background-color: var(--light-gray);
        border: none;
        border-radius: 0;
        transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    }

    .nav-item.dropdown:hover .dropdown-menu {
        transform: none;
    }

    .nav-item.dropdown.active .dropdown-menu {
        max-height: 300px;
    }

    .dropdown-menu a {
        padding: 12px 20px !important;
        font-size: 0.95rem;
        border-bottom: 1px solid rgba(15, 23, 42, 0.05);
        text-align: center !important;
        display: block !important;
        width: 100% !important;
        box-sizing: border-box;
    }

    .dropdown-menu a:hover {
        padding: 12px 20px !important;
        background-color: rgba(211, 47, 47, 0.05);
        color: var(--primary-color);
    }

    /* Detailed pages items mobile */
    .activity-item {
        flex-direction: column;
        gap: 30px;
        margin-bottom: 50px;
    }

    .activity-item.reverse {
        flex-direction: column;
    }

    .activity-item .activity-image {
        max-width: 100%;
    }

    .activity-item .activity-details h2 {
        font-size: 1.45rem;
    }

    .project-page-info h2::after {
        left: 50%;
        transform: translateX(-50%);
    }

    .project-page-info {
        text-align: center;
    }

    .project-details p {
        padding-left: 0;
    }

    .project-details p:before {
        display: none;
    }

    .contact-wrapper {
        flex-direction: column;
        gap: 40px;
    }

    .vision-mission-wrapper,
    .vision-mission-wrapper.reverse {
        flex-direction: column;
        gap: 30px;
    }

    .vision-mission-image {
        max-width: 100%;
        order: -1;
    }

    .why-us-grid {
        grid-template-columns: 1fr;
    }

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

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

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2.25rem;
    }

    .hero-content p {
        font-size: 1rem;
        margin-bottom: 25px;
    }

    .btn {
        padding: 10px 24px;
        font-size: 0.9rem;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 15px;
    }
}