:root {
    --primary-color: #0369a1; /* Deep ocean blue */
    --primary-hover: #0284c7;
    --secondary-color: #ea580c; /* Vibrant orange */
    --secondary-hover: #f97316;
    
    --bg-main: #0f172a; /* Dark sleek slate base */
    --bg-card: #1e293b;
    --bg-light: #f8fafc;
    --text-white: #f1f5f9;
    --text-muted: #94a3b8;
    --text-dark: #0f172a;

    --font-primary: 'Inter', sans-serif;
    --font-heading: 'Outfit', sans-serif;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Basic Resets */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background-color: var(--bg-main);
    color: var(--text-white);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Typography elements */
h1, h2, h3, h4, .logo {
    font-family: var(--font-heading);
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

img {
    max-width: 100%;
}

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

ul {
    list-style: none;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 30px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    text-align: center;
}

.primary-btn {
    background: var(--primary-color);
    color: #fff;
    box-shadow: 0 4px 15px rgba(3, 105, 161, 0.4);
}

.primary-btn:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(3, 105, 161, 0.6);
}

.secondary-btn {
    background: var(--secondary-color);
    color: #fff;
    box-shadow: 0 4px 15px rgba(234, 88, 12, 0.4);
}

.secondary-btn:hover {
    background: var(--secondary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(234, 88, 12, 0.6);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    padding: 15px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    color: #fff;
}

.logo span {
    color: var(--primary-hover);
    font-weight: 400;
}

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

.nav-links a {
    font-weight: 500;
    font-size: 1rem;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-hover);
    transition: var(--transition);
}

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

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: #fff;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
}

.slider {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    display: flex;
    align-items: center;
}

.slide.active {
    opacity: 1;
    z-index: 1;
}

.overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(15,23,42,0.9) 0%, rgba(15,23,42,0.4) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    padding: 0 10%;
    max-width: 800px;
    transform: translateY(20px);
    opacity: 0;
    transition: all 1s ease 0.3s;
}

.slide.active .hero-content {
    transform: translateY(0);
    opacity: 1;
}

.hero-content h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 20px;
    font-weight: 800;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    color: var(--text-white);
    opacity: 0.9;
}

.slider-controls {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 30px;
    z-index: 5;
    pointer-events: none;
}

.slider-controls button {
    pointer-events: all;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(5px);
    border: none;
    color: #fff;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.2rem;
    transition: var(--transition);
}

.slider-controls button:hover {
    background: var(--primary-color);
}

.slider-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 5;
    display: flex;
    gap: 10px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255,255,255,0.3);
    cursor: pointer;
    transition: var(--transition);
}

.dot.active {
    background: var(--primary-hover);
    transform: scale(1.2);
}

/* Common Section Styles */
.section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.section-title span {
    color: var(--primary-hover);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--secondary-color);
    border-radius: 2px;
}

.section-header p {
    color: var(--text-muted);
}

.bg-light {
    background: #151f32;
}

/* About Section */
.about-container {
    display: flex;
    align-items: center;
    gap: 50px;
}

.about-text {
    flex: 1;
}

.about-text .section-title {
    margin-bottom: 30px;
}

.about-text .section-title::after {
    left: 0;
    transform: translateX(0);
}

.about-text p {
    color: var(--text-muted);
    margin-bottom: 15px;
}

.features-list {
    margin-top: 25px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.features-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
    font-size: 0.95rem;
}

.features-list i {
    color: var(--secondary-color);
}

.about-image {
    flex: 1;
    position: relative;
    min-height: 400px;
    background: url('https://images.unsplash.com/photo-1597872200969-2b65d56bd16b?ixlib=rb-4.0.3&auto=format&fit=crop&w=800&q=80') center/cover;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

.glass-card {
    position: absolute;
    bottom: -20px;
    left: -20px;
    background: rgba(30, 41, 59, 0.85);
    backdrop-filter: blur(10px);
    padding: 30px;
    border-radius: 15px;
    border: 1px solid rgba(255,255,255,0.1);
    max-width: 250px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.4);
}

.icon-wrapper {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.glass-card h3 {
    margin-bottom: 10px;
    font-size: 1.2rem;
}

.glass-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin: 0;
}

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

.service-card {
    background: var(--bg-card);
    border-radius: 15px;
    padding: 40px 30px;
    text-align: center;
    transition: var(--transition);
    border: 1px solid rgba(255,255,255,0.05);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
    border-color: var(--primary-hover);
}

.service-icon {
    width: 70px;
    height: 70px;
    background: rgba(3, 105, 161, 0.1);
    color: var(--primary-hover);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto 20px;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background: var(--primary-color);
    color: #fff;
}

.service-card h3 {
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.service-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.highlight-card {
    background: linear-gradient(135deg, var(--primary-color) 0%, #0c4a6e 100%);
    border: none;
}

.highlight-card .service-icon {
    background: rgba(255,255,255,0.2);
    color: #fff;
}
.highlight-card:hover .service-icon {
    background: #fff;
    color: var(--primary-color);
}
.highlight-card p {
    color: rgba(255,255,255,0.9);
}

/* Contact Section */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 50px;
}

.info-card {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    background: var(--bg-card);
    padding: 25px;
    border-radius: 15px;
    border: 1px solid rgba(255,255,255,0.05);
}

.info-card i {
    font-size: 1.5rem;
    color: var(--secondary-color);
    margin-top: 5px;
}

.info-card h4 {
    margin-bottom: 5px;
    font-size: 1.1rem;
}

.info-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.5;
}

.contact-form {
    background: var(--bg-card);
    padding: 40px;
    border-radius: 15px;
    border: 1px solid rgba(255,255,255,0.05);
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    background: #0f172a;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 8px;
    color: #fff;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-hover);
    box-shadow: 0 0 0 2px rgba(3, 105, 161, 0.2);
}

.submit-btn {
    width: 100%;
    padding: 15px;
    font-size: 1rem;
}

/* Map Area */
.map-container {
    height: 400px;
    width: 100%;
    filter: grayscale(80%) invert(80%) contrast(80%);
    transition: var(--transition);
}

.map-container:hover {
    filter: grayscale(0) invert(0) contrast(100%);
}

/* Footer */
footer {
    background: #0b1120;
    padding: 60px 0 20px;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    flex-wrap: wrap;
    gap: 30px;
}

.footer-logo h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.footer-logo span {
    color: var(--primary-hover);
}

.footer-logo p {
    color: var(--text-muted);
    max-width: 400px;
    font-size: 0.95rem;
}

.footer-socials {
    display: flex;
    gap: 15px;
}

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

.footer-socials a:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.05);
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 992px) {
    .about-container {
        flex-direction: column;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-content h1 {
        font-size: 2.8rem;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: rgba(15, 23, 42, 0.95);
        backdrop-filter: blur(10px);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        transition: var(--transition);
        gap: 40px;
    }
    
    .nav-links.active {
        left: 0;
    }
    
    .mobile-toggle {
        display: block;
    }

    .hero-content h1 {
        font-size: 2.2rem;
    }
    
    .features-list {
        grid-template-columns: 1fr;
    }
    
    .glass-card {
        display: none;
    }
}