/* ========================================
   RESET & BASE STYLES
   ======================================== */

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

:root {
    /* Color Palette - Earth tones with technical blue accents */
    --primary: #1a5f7a;
    --primary-dark: #134555;
    --primary-light: #2a7a99;
    --accent: #d97a3c;
    --accent-light: #e89661;
    
    --earth-brown: #8b6f47;
    --earth-sage: #7a8a6f;
    --earth-terracotta: #c17d5e;
    
    --neutral-100: #fafaf9;
    --neutral-200: #f4f4f1;
    --neutral-300: #e5e5df;
    --neutral-400: #c4c4ba;
    --neutral-500: #8f8f85;
    --neutral-600: #5c5c54;
    --neutral-700: #3a3a34;
    --neutral-800: #252520;
    --neutral-900: #1a1a16;
    
    /* Typography */
    --font-display: 'Manrope', sans-serif;
    --font-body: 'Source Sans 3', sans-serif;
    
    /* Spacing */
    --container-width: 1280px;
    --section-padding: 120px;
    --section-padding-mobile: 60px;
    
    /* Effects */
    --shadow-sm: 0 2px 8px rgba(26, 26, 22, 0.08);
    --shadow-md: 0 4px 16px rgba(26, 26, 22, 0.12);
    --shadow-lg: 0 8px 32px rgba(26, 26, 22, 0.16);
    --shadow-xl: 0 16px 48px rgba(26, 26, 22, 0.20);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.7;
    color: var(--neutral-700);
    background: var(--neutral-100);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 32px;
}

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }
}

/* ========================================
   NAVIGATION
   ======================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(250, 250, 249, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--neutral-300);
    transition: var(--transition-base);
}

.nav-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--neutral-800);
}

.logo-icon {
    width: 40px;
    height: 40px;
    color: var(--primary);
    transition: var(--transition-base);
}

.brand-text {
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: var(--neutral-800);
}

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

.nav-brand:hover .logo-icon {
    transform: rotate(180deg);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-toggle span {
    width: 24px;
    height: 2px;
    background: var(--neutral-700);
    transition: var(--transition-base);
}

.mobile-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(10px, 10px);
}

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

.mobile-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 40px;
    align-items: center;
}

.nav-links a {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 15px;
    text-decoration: none;
    color: var(--neutral-600);
    transition: var(--transition-fast);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition-base);
}

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

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

.nav-cta {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 14px;
    padding: 12px 28px;
    background: var(--primary);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    transition: var(--transition-base);
    box-shadow: var(--shadow-sm);
}

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

@media (max-width: 968px) {
    .mobile-toggle {
        display: flex;
    }
    
    .nav-links {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        flex-direction: column;
        background: white;
        border-bottom: 1px solid var(--neutral-300);
        padding: 20px 32px;
        gap: 15px;
        display: none;
        z-index: 999;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        width: 100%;
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .nav-cta {
        display: none;
    }
}

/* ========================================
   HERO SECTION
   ======================================== */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding-top: 100px;
    padding-bottom: 100px;
}

.hero-background {
    position: absolute;
    inset: 0;
    background: 
        linear-gradient(135deg, rgba(26, 95, 122, 0.85) 0%, rgba(19, 69, 85, 0.9) 100%),
        url('https://images.unsplash.com/photo-1506905925346-21bda4d32df4?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    z-index: 0;
}

/* About page hero background */
.about .hero-background {
    background: 
        linear-gradient(135deg, rgba(26, 95, 122, 0.85) 0%, rgba(19, 69, 85, 0.9) 100%),
        url('https://images.unsplash.com/photo-1522202176988-66273c2fd55f?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

/* Services page hero background */
.services .hero-background {
    background: 
        linear-gradient(135deg, rgba(26, 95, 122, 0.85) 0%, rgba(19, 69, 85, 0.9) 100%),
        url('https://images.unsplash.com/photo-1581092160607-ee22621dd758?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

/* Projects page hero background */
.projects .hero-background {
    background: 
        linear-gradient(135deg, rgba(26, 95, 122, 0.85) 0%, rgba(19, 69, 85, 0.9) 100%),
        url('https://images.unsplash.com/photo-1558618666-fcd25c85cd64?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

/* Contact page hero background */
.contact .hero-background {
    background: 
        linear-gradient(135deg, rgba(26, 95, 122, 0.85) 0%, rgba(19, 69, 85, 0.9) 100%),
        url('https://images.unsplash.com/photo-1497366216548-37526070297c?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 50%, rgba(217, 122, 60, 0.15) 0%, transparent 60%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 32px;
    width: 100%;
}

.hero-text {
    max-width: 720px;
}

.hero-subtitle {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 14px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--accent-light);
    margin-bottom: 20px;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s ease forwards;
}

.hero-title {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(42px, 6vw, 72px);
    line-height: 1.1;
    color: white;
    margin-bottom: 28px;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s ease 0.2s forwards;
}

.gradient-text {
    background: linear-gradient(135deg, var(--accent-light) 0%, #f4b183 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 19px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 40px;
    max-width: 580px;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s ease 0.4s forwards;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s ease 0.6s forwards;
}

.hero-stats {
    display: flex;
    gap: 24px;
    margin-top: 80px;
    flex-wrap: wrap;
}

.stat-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 24px 32px;
    border-radius: 12px;
    opacity: 0;
    transform: translateY(20px);
}

.stat-card:nth-child(1) { animation: fadeInUp 0.8s ease 0.8s forwards; }
.stat-card:nth-child(2) { animation: fadeInUp 0.8s ease 1s forwards; }
.stat-card:nth-child(3) { animation: fadeInUp 0.8s ease 1.2s forwards; }

.stat-number {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 40px;
    color: white;
    line-height: 1;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    z-index: 2;
    opacity: 0;
    animation: fadeIn 0.8s ease 1.5s forwards;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, transparent, rgba(255, 255, 255, 0.6));
    animation: scrollLine 2s ease-in-out infinite;
}

.scroll-indicator span {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.7);
    text-transform: uppercase;
    letter-spacing: 2px;
}

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

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

@keyframes scrollLine {
    0%, 100% {
        transform: translateY(-10px);
        opacity: 0;
    }
    50% {
        transform: translateY(10px);
        opacity: 1;
    }
}

@media (max-width: 768px) {
    .hero {
        min-height: 90vh;
    }
    
    .hero-stats {
        margin-top: 60px;
        gap: 16px;
    }
    
    .stat-card {
        padding: 20px 24px;
    }
    
    .stat-number {
        font-size: 32px;
    }
}

/* ========================================
   BUTTONS
   ======================================== */

.btn {
    display: inline-block;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 15px;
    padding: 14px 32px;
    border-radius: 8px;
    text-decoration: none;
    transition: var(--transition-base);
    cursor: pointer;
    border: none;
    text-align: center;
    box-shadow: var(--shadow-sm);
}

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

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

.btn-secondary {
    background: rgba(255, 255, 255, 0.15);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(8px);
}

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

.btn-large {
    padding: 18px 40px;
    font-size: 16px;
}

/* ========================================
   SECTION STYLES
   ======================================== */

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

.section-header.centered {
    text-align: center;
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 60px;
}

.section-tag {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--primary);
    display: inline-block;
    margin-bottom: 16px;
}

.section-title {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(32px, 4vw, 48px);
    line-height: 1.2;
    color: var(--neutral-800);
    margin-bottom: 20px;
}

.section-subtitle {
    font-size: 18px;
    line-height: 1.7;
    color: var(--neutral-600);
    max-width: 640px;
}

.section-header.centered .section-subtitle {
    margin: 0 auto;
}

/* ========================================
   SERVICES SECTION
   ======================================== */

.services {
    padding: var(--section-padding) 0;
    background: var(--neutral-100);
    position: relative;
}

.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 300px;
    background: linear-gradient(to bottom, var(--neutral-200), transparent);
    pointer-events: none;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 32px;
    position: relative;
}

.service-card {
    background: white;
    padding: 40px;
    border-radius: 16px;
    border: 1px solid var(--neutral-300);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 0;
    background: linear-gradient(to bottom, var(--primary), var(--accent));
    transition: var(--transition-slow);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.service-card:hover::before {
    height: 100%;
}

.service-icon {
    width: 60px;
    height: 60px;
    color: var(--primary);
    margin-bottom: 24px;
    transition: var(--transition-base);
}

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

.service-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 24px;
    color: var(--neutral-800);
    margin-bottom: 16px;
}

.service-description {
    font-size: 16px;
    line-height: 1.7;
    color: var(--neutral-600);
    margin-bottom: 20px;
}

.service-features {
    list-style: none;
    margin-bottom: 24px;
}

.service-features li {
    font-size: 15px;
    color: var(--neutral-600);
    padding: 8px 0;
    padding-left: 24px;
    position: relative;
}

.service-features li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: 700;
}

.service-link {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 15px;
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition-fast);
}

.service-link:hover {
    color: var(--accent);
    gap: 8px;
}

@media (max-width: 768px) {
    .services {
        padding: var(--section-padding-mobile) 0;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .service-card {
        padding: 32px 24px;
    }
}

/* ========================================
   ABOUT PREVIEW SECTION
   ======================================== */

.about-preview {
    padding: var(--section-padding) 0;
    background: white;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-image {
    position: relative;
}

.image-wrapper {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
}

.image-placeholder {
    width: 100%;
    aspect-ratio: 4/5;
    background: 
        linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%),
        url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" x="0" y="0" width="20" height="20" patternUnits="userSpaceOnUse"><path d="M 20 0 L 0 0 0 20" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    border-radius: 16px;
}

.image-badge {
    position: absolute;
    bottom: 32px;
    right: -32px;
    background: var(--accent);
    color: white;
    padding: 28px 32px;
    border-radius: 16px;
    box-shadow: var(--shadow-xl);
    text-align: center;
}

.badge-number {
    display: block;
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 48px;
    line-height: 1;
    margin-bottom: 8px;
}

.badge-text {
    display: block;
    font-size: 14px;
    font-weight: 600;
    opacity: 0.95;
}

.about-text {
    font-size: 17px;
    line-height: 1.8;
    color: var(--neutral-600);
    margin-bottom: 20px;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin: 32px 0 40px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 15px;
    color: var(--neutral-700);
}

.feature-icon {
    width: 24px;
    height: 24px;
    color: var(--primary);
    flex-shrink: 0;
}

@media (max-width: 968px) {
    .about-preview {
        padding: var(--section-padding-mobile) 0;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .image-badge {
        right: 16px;
        bottom: 16px;
        padding: 20px 24px;
    }
    
    .badge-number {
        font-size: 36px;
    }
    
    .about-features {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   WHY CHOOSE US SECTION
   ======================================== */

.why-choose {
    padding: var(--section-padding) 0;
    background: var(--neutral-200);
    position: relative;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

.advantage-card {
    background: white;
    padding: 40px;
    border-radius: 12px;
    border: 1px solid var(--neutral-300);
    transition: var(--transition-base);
    position: relative;
}

.advantage-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-light);
}

.advantage-number {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 64px;
    line-height: 1;
    color: var(--neutral-300);
    margin-bottom: 20px;
    transition: var(--transition-base);
}

.advantage-card:hover .advantage-number {
    color: var(--accent-light);
}

.advantage-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 22px;
    color: var(--neutral-800);
    margin-bottom: 16px;
}

.advantage-text {
    font-size: 16px;
    line-height: 1.7;
    color: var(--neutral-600);
}

@media (max-width: 768px) {
    .why-choose {
        padding: var(--section-padding-mobile) 0;
    }
    
    .advantages-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .advantage-card {
        padding: 32px 24px;
    }
}

/* ========================================
   TESTIMONIALS SECTION
   ======================================== */

.testimonials {
    padding: var(--section-padding) 0;
    background: white;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 32px;
}

.testimonial-card {
    background: var(--neutral-100);
    padding: 40px;
    border-radius: 16px;
    border: 1px solid var(--neutral-300);
    transition: var(--transition-base);
    position: relative;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 32px;
    left: 32px;
    font-family: var(--font-display);
    font-size: 120px;
    font-weight: 800;
    line-height: 1;
    color: var(--neutral-300);
    opacity: 0.5;
    pointer-events: none;
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.testimonial-stars {
    margin-bottom: 24px;
    position: relative;
    z-index: 1;
}

.testimonial-stars span {
    font-size: 20px;
    color: var(--accent);
}

.testimonial-text {
    font-size: 17px;
    line-height: 1.8;
    color: var(--neutral-700);
    margin-bottom: 32px;
    position: relative;
    z-index: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 16px;
    position: relative;
    z-index: 1;
}

.author-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 18px;
    color: white;
    flex-shrink: 0;
}

.author-name {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 16px;
    color: var(--neutral-800);
    margin-bottom: 4px;
}

.author-title {
    font-size: 14px;
    color: var(--neutral-600);
}

@media (max-width: 768px) {
    .testimonials {
        padding: var(--section-padding-mobile) 0;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .testimonial-card {
        padding: 32px 24px;
    }
}

/* ========================================
   CTA SECTION
   ======================================== */

.cta-section {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url('data:image/svg+xml,<svg width="60" height="60" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="dots" x="0" y="0" width="60" height="60" patternUnits="userSpaceOnUse"><circle cx="30" cy="30" r="2" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="60" height="60" fill="url(%23dots)"/></svg>');
    opacity: 0.5;
}

.cta-content {
    text-align: center;
    max-width: 720px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.cta-title {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(36px, 5vw, 56px);
    line-height: 1.2;
    color: white;
    margin-bottom: 24px;
}

.cta-text {
    font-size: 19px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 40px;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-buttons .btn-primary {
    background: var(--accent);
}

.cta-buttons .btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid white;
}

@media (max-width: 768px) {
    .cta-section {
        padding: 60px 0;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .cta-buttons .btn {
        width: 100%;
    }
}

/* ========================================
   ABOUT PAGE STYLES
   ======================================== */

.about-intro {
    padding: var(--section-padding) 0;
    background: white;
}

.about-intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.intro-content h2 {
    margin-bottom: 24px;
}

.intro-text {
    font-size: 17px;
    line-height: 1.8;
    color: var(--neutral-600);
    margin-bottom: 20px;
}

.intro-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 32px;
}

.intro-stat {
    text-align: center;
    padding: 24px;
    background: var(--neutral-100);
    border-radius: 12px;
    border: 1px solid var(--neutral-300);
}

.intro-stat .stat-number {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 32px;
    color: var(--primary);
    display: block;
    margin-bottom: 8px;
}

.intro-stat .stat-label {
    font-size: 14px;
    color: var(--neutral-600);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.intro-image {
    position: relative;
}

.intro-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
}

/* Mission & Vision */
.mission-vision {
    padding: var(--section-padding) 0;
    background: var(--neutral-200);
}

.mission-vision-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.mission-card,
.vision-card {
    background: white;
    padding: 48px;
    border-radius: 16px;
    border: 1px solid var(--neutral-300);
    text-align: center;
    transition: var(--transition-base);
}

.mission-card:hover,
.vision-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.mission-icon,
.vision-icon {
    width: 80px;
    height: 80px;
    color: var(--primary);
    margin: 0 auto 24px;
    display: block;
}

.mission-title,
.vision-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 24px;
    color: var(--neutral-800);
    margin-bottom: 16px;
}

.mission-text,
.vision-text {
    font-size: 16px;
    line-height: 1.7;
    color: var(--neutral-600);
}

/* Team Section */
.team-section {
    padding: var(--section-padding) 0;
    background: white;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.team-card {
    background: white;
    border-radius: 16px;
    border: 1px solid var(--neutral-300);
    overflow: hidden;
    transition: var(--transition-base);
}

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

.team-image {
    position: relative;
    height: 280px;
    overflow: hidden;
}

.team-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-base);
}

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

.team-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    padding: 20px;
    opacity: 0;
    transition: var(--transition-base);
}

.team-card:hover .team-overlay {
    opacity: 1;
}

.team-social {
    display: flex;
    justify-content: center;
    gap: 12px;
}

.team-social a {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: var(--transition-base);
}

.team-social a:hover {
    background: var(--accent);
}

.team-content {
    padding: 24px;
}

.team-name {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 20px;
    color: var(--neutral-800);
    margin-bottom: 4px;
}

.team-title {
    font-size: 14px;
    color: var(--primary);
    margin-bottom: 12px;
}

.team-bio {
    font-size: 15px;
    line-height: 1.6;
    color: var(--neutral-600);
}

/* Timeline Section */
.timeline-section {
    padding: var(--section-padding) 0;
    background: var(--neutral-100);
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--primary);
}

.timeline-item {
    position: relative;
    margin-bottom: 60px;
    padding-left: 80px;
}

.timeline-marker {
    position: absolute;
    left: 20px;
    top: 24px;
    width: 20px;
    height: 20px;
    background: var(--primary);
    border: 4px solid white;
    border-radius: 50%;
    box-shadow: var(--shadow-sm);
}

.timeline-year {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 18px;
    color: var(--primary);
    margin-bottom: 8px;
}

.timeline-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 20px;
    color: var(--neutral-800);
    margin-bottom: 12px;
}

.timeline-text {
    font-size: 16px;
    line-height: 1.7;
    color: var(--neutral-600);
}

/* ========================================
   SERVICES PAGE STYLES
   ======================================== */

.services-overview {
    padding: var(--section-padding) 0;
    background: white;
}

.overview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
}

.overview-card {
    background: white;
    padding: 32px;
    border-radius: 12px;
    border: 1px solid var(--neutral-300);
    text-align: center;
    transition: var(--transition-base);
}

.overview-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary);
}

.overview-icon {
    width: 60px;
    height: 60px;
    color: var(--primary);
    margin: 0 auto 20px;
    display: block;
}

.overview-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 18px;
    color: var(--neutral-800);
    margin-bottom: 12px;
}

.overview-text {
    font-size: 15px;
    line-height: 1.6;
    color: var(--neutral-600);
    margin-bottom: 16px;
}

.overview-link {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 14px;
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition-fast);
}

.overview-link:hover {
    color: var(--accent);
}

/* Detailed Services */
.detailed-services {
    padding: var(--section-padding) 0;
    background: var(--neutral-100);
}

.service-detail {
    margin-bottom: 120px;
}

.service-detail:last-child {
    margin-bottom: 0;
}

.service-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.service-detail-grid.reverse {
    direction: rtl;
}

.service-detail-grid.reverse .service-detail-content {
    direction: ltr;
}

.service-detail-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 24px;
}

.service-tag {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 12px;
    color: var(--primary);
    background: rgba(26, 95, 122, 0.1);
    padding: 6px 12px;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.service-detail-icon {
    width: 60px;
    height: 60px;
    color: var(--primary);
    flex-shrink: 0;
}

.service-detail-title {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 32px;
    color: var(--neutral-800);
    margin: 0;
}

.service-detail-description {
    font-size: 17px;
    line-height: 1.8;
    color: var(--neutral-600);
    margin-bottom: 32px;
}

.service-detail-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    margin-bottom: 32px;
}

.feature-list h4 {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 16px;
    color: var(--neutral-800);
    margin-bottom: 16px;
}

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

.feature-list li {
    font-size: 15px;
    color: var(--neutral-600);
    padding: 6px 0;
    padding-left: 20px;
    position: relative;
}

.feature-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: 700;
}

.service-detail-image img {
    width: 100%;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
}

/* ========================================
   PROJECTS PAGE STYLES
   ======================================== */

.portfolio-filter {
    padding: 60px 0;
    background: white;
    border-bottom: 1px solid var(--neutral-300);
}

.filter-controls {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
}

.filter-btn {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 14px;
    padding: 12px 24px;
    background: white;
    border: 2px solid var(--neutral-300);
    color: var(--neutral-600);
    border-radius: 25px;
    cursor: pointer;
    transition: var(--transition-base);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

.portfolio-gallery {
    padding: var(--section-padding) 0;
    background: var(--neutral-100);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 32px;
}

.portfolio-item {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    transition: var(--transition-base);
    opacity: 1;
    transform: scale(1);
}

.portfolio-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.portfolio-image {
    position: relative;
    height: 280px;
    overflow: hidden;
}

.portfolio-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-base);
}

.portfolio-item:hover .portfolio-image img {
    transform: scale(1.05);
}

.portfolio-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.9), transparent);
    padding: 24px;
    color: white;
}

.portfolio-content {
    position: relative;
    z-index: 1;
}

.portfolio-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 18px;
    margin-bottom: 8px;
}

.portfolio-description {
    font-size: 14px;
    line-height: 1.6;
    opacity: 0.9;
    margin-bottom: 12px;
}

.portfolio-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    opacity: 0.8;
}

.portfolio-service,
.portfolio-location {
    font-weight: 600;
}

/* Project Stats */
.project-stats {
    padding: 80px 0;
    background: white;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 32px;
    text-align: center;
}

.stat-item .stat-number {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 48px;
    color: var(--primary);
    display: block;
    margin-bottom: 8px;
}

.stat-item .stat-label {
    font-size: 16px;
    color: var(--neutral-600);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ========================================
   CONTACT PAGE STYLES
   ======================================== */

.contact-section {
    padding: var(--section-padding) 0;
    background: white;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
}

.contact-form-container {
    background: var(--neutral-100);
    padding: 48px;
    border-radius: 16px;
    border: 1px solid var(--neutral-300);
}

.contact-header {
    margin-bottom: 32px;
}

.contact-description {
    font-size: 16px;
    line-height: 1.7;
    color: var(--neutral-600);
    margin-bottom: 32px;
}

.contact-form {
    display: grid;
    gap: 24px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

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

.form-group label {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 14px;
    color: var(--neutral-700);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 14px 16px;
    border: 2px solid var(--neutral-300);
    border-radius: 8px;
    font-size: 15px;
    transition: var(--transition-base);
    background: white;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(26, 95, 122, 0.1);
}

.form-group input.error,
.form-group select.error,
.form-group textarea.error {
    border-color: #dc3545;
}

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

.checkbox-group {
    flex-direction: row;
    align-items: flex-start;
    gap: 12px;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 14px;
    color: var(--neutral-600);
    cursor: pointer;
    line-height: 1.5;
}

.checkbox-label input[type="checkbox"] {
    width: 16px;
    height: 16px;
    margin-top: 2px;
    accent-color: var(--primary);
}

.form-note {
    font-size: 13px;
    color: var(--neutral-500);
    text-align: center;
    margin-top: 16px;
}

/* Contact Info */
.contact-info-container {
    display: flex;
    flex-direction: column;
    gap: 48px;
}

.contact-info {
    background: var(--neutral-100);
    padding: 32px;
    border-radius: 16px;
    border: 1px solid var(--neutral-300);
}

.contact-info-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 24px;
    color: var(--neutral-800);
    margin-bottom: 24px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.contact-icon {
    width: 24px;
    height: 24px;
    color: var(--primary);
    flex-shrink: 0;
    margin-top: 2px;
}

.contact-label {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 14px;
    color: var(--neutral-800);
    margin-bottom: 4px;
}

.contact-value {
    font-size: 15px;
    line-height: 1.6;
    color: var(--neutral-600);
}

.contact-value a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition-fast);
}

.contact-value a:hover {
    color: var(--accent);
}

/* Map Container */
.map-container {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--neutral-300);
}

.map-container iframe {
    width: 100%;
    height: 400px;
    border: 0;
}

/* Service Areas */
.service-areas {
    background: var(--neutral-100);
    padding: 32px;
    border-radius: 16px;
    border: 1px solid var(--neutral-300);
}

.service-areas-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 20px;
    color: var(--neutral-800);
    margin-bottom: 12px;
}

.service-areas-description {
    font-size: 15px;
    line-height: 1.6;
    color: var(--neutral-600);
    margin-bottom: 24px;
}

.areas-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 12px;
}

.area-item {
    background: white;
    padding: 12px 16px;
    border-radius: 8px;
    text-align: center;
    font-size: 14px;
    color: var(--neutral-700);
    border: 1px solid var(--neutral-300);
}

/* FAQ Section */
.faq-section {
    padding: var(--section-padding) 0;
    background: var(--neutral-200);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 32px;
}

.faq-item {
    background: white;
    padding: 32px;
    border-radius: 12px;
    border: 1px solid var(--neutral-300);
    transition: var(--transition-base);
}

.faq-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.faq-question {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 18px;
    color: var(--neutral-800);
    margin-bottom: 16px;
}

.faq-answer {
    font-size: 15px;
    line-height: 1.7;
    color: var(--neutral-600);
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

@media (max-width: 968px) {
    .about-intro-grid,
    .mission-vision-grid,
    .service-detail-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .intro-stats {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .service-detail {
        margin-bottom: 80px;
    }

    .service-detail-grid.reverse {
        direction: ltr;
    }

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

    .contact-form-container {
        padding: 32px 24px;
    }

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

    .contact-info {
        padding: 24px;
    }

    .service-areas {
        padding: 24px;
    }

    .areas-grid {
        grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    }
}

@media (max-width: 768px) {
    .team-grid {
        grid-template-columns: 1fr;
    }

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

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

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

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

    .filter-controls {
        justify-content: center;
    }

    .filter-btn {
        font-size: 12px;
        padding: 10px 16px;
    }
}

.footer {
    background: #3a3a34;
    color: white;
    padding: 80px 0 40px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.footer .logo-icon {
    width: 36px;
    height: 36px;
    color: var(--accent);
}

.footer .brand-text {
    font-size: 22px;
    color: white;
}

.footer .brand-accent {
    color: var(--accent);
}

.footer-description {
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: 24px;
    opacity: 0.8;
}

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

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition-base);
}

.footer-social a:hover {
    background: var(--accent);
    color: white;
    transform: translateY(-2px);
}

.footer-social svg {
    width: 20px;
    height: 20px;
}

.footer-heading {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 16px;
    color: white;
    margin-bottom: 20px;
}

.footer-links {
    list-style: none;
}

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

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 15px;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--accent);
    padding-left: 4px;
}

.footer-contact {
    list-style: none;
}

.footer-contact li {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
    align-items: flex-start;
}

.footer-contact svg {
    width: 20px;
    height: 20px;
    color: var(--accent);
    flex-shrink: 0;
    margin-top: 2px;
}

.footer-contact span {
    font-size: 15px;
    line-height: 1.6;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-bottom p {
    font-size: 14px;
    opacity: 0.7;
}

.footer-legal {
    display: flex;
    gap: 24px;
}

.footer-legal a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer-legal a:hover {
    color: var(--accent);
}

@media (max-width: 968px) {
    .footer {
        padding: 60px 0 32px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
    
    .footer-col:first-child {
        grid-column: 1 / -1;
    }
}

@media (max-width: 640px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-legal {
        flex-direction: column;
        gap: 12px;
    }
}