/* ===== CSS Variables - Blue Color Scheme ===== */
:root {
    --blue-darkest: #0a1628;
    --blue-dark: #1e3a5f;
    --blue-medium: #2563eb;
    --blue-light: #60a5fa;
    --blue-lightest: #dbeafe;
    --white: #ffffff;
    --gray-light: #f1f5f9;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--blue-darkest);
    background-color: var(--white);
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

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

/* ===== Header & Navigation ===== */
header {
    background: linear-gradient(135deg, var(--blue-darkest) 0%, var(--blue-dark) 100%);
    padding: 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px 0;
}

.logo-icon {
    width: 50px;
    height: 50px;
    background: var(--blue-medium);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.logo h1 {
    color: var(--white);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 1px;
}

.logo span {
    color: var(--blue-light);
}

nav ul {
    display: flex;
    gap: 5px;
}

nav ul li a {
    display: block;
    padding: 20px 25px;
    color: var(--blue-lightest);
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

nav ul li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: var(--blue-light);
    transition: width 0.3s ease;
}

nav ul li a:hover,
nav ul li a.active {
    color: var(--white);
    background: rgba(255, 255, 255, 0.1);
}

nav ul li a:hover::after,
nav ul li a.active::after {
    width: 60%;
}

/* ===== Hero Section ===== */
.hero {
    background: linear-gradient(135deg, var(--blue-dark) 0%, var(--blue-medium) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 120px 20px 80px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="40" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></svg>') repeat;
    background-size: 100px 100px;
    animation: float 20s linear infinite;
}

@keyframes float {
    0% { transform: translateY(0); }
    100% { transform: translateY(-100px); }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero h2 {
    font-size: 3.5rem;
    color: var(--white);
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero p {
    font-size: 1.3rem;
    color: var(--blue-lightest);
    margin-bottom: 40px;
    line-height: 1.8;
}

.btn {
    display: inline-block;
    padding: 15px 40px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--blue-light);
    color: var(--blue-darkest);
}

.btn-primary:hover {
    background: var(--white);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--blue-light);
    margin-left: 15px;
}

.btn-secondary:hover {
    background: var(--blue-light);
    color: var(--blue-darkest);
}

/* ===== Page Header (for inner pages) ===== */
.page-header {
    background: linear-gradient(135deg, var(--blue-dark) 0%, var(--blue-medium) 100%);
    padding: 150px 20px 80px;
    text-align: center;
}

.page-header h2 {
    font-size: 3rem;
    color: var(--white);
    margin-bottom: 15px;
}

.page-header p {
    font-size: 1.2rem;
    color: var(--blue-lightest);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== Sections ===== */
section {
    padding: 80px 20px;
}

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

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

.section-title h2 {
    font-size: 2.5rem;
    color: var(--blue-dark);
    margin-bottom: 15px;
}

.section-title p {
    font-size: 1.1rem;
    color: var(--blue-medium);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== Services Section ===== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white);
    border-radius: 15px;
    padding: 40px 30px;
    text-align: center;
    box-shadow: 0 10px 40px rgba(30, 58, 95, 0.1);
    transition: all 0.3s ease;
    border: 1px solid var(--blue-lightest);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(30, 58, 95, 0.2);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--blue-medium), var(--blue-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    font-size: 2rem;
}

.service-card h3 {
    font-size: 1.4rem;
    color: var(--blue-dark);
    margin-bottom: 15px;
}

.service-card p {
    color: #64748b;
    line-height: 1.7;
}

.service-card .price {
    margin-top: 20px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--blue-medium);
}

/* ===== Features/Why Us Section ===== */
.features {
    background: var(--blue-lightest);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

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

.feature-item .icon {
    width: 70px;
    height: 70px;
    background: var(--blue-medium);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 1.8rem;
    color: var(--white);
}

.feature-item h3 {
    font-size: 1.2rem;
    color: var(--blue-dark);
    margin-bottom: 10px;
}

.feature-item p {
    color: #64748b;
}

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

.about-text h3 {
    font-size: 2rem;
    color: var(--blue-dark);
    margin-bottom: 20px;
}

.about-text p {
    color: #64748b;
    margin-bottom: 20px;
    line-height: 1.8;
}

.about-image {
    background: linear-gradient(135deg, var(--blue-medium), var(--blue-light));
    border-radius: 20px;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.2rem;
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 30px;
}

.stat-item {
    text-align: center;
    padding: 20px;
    background: var(--blue-lightest);
    border-radius: 10px;
}

.stat-item h4 {
    font-size: 2rem;
    color: var(--blue-medium);
    margin-bottom: 5px;
}

.stat-item p {
    color: var(--blue-dark);
    font-size: 0.9rem;
    margin: 0;
}

/* ===== Gallery Section ===== */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.gallery-item {
    position: relative;
    height: 250px;
    background: linear-gradient(135deg, var(--blue-dark), var(--blue-medium));
    border-radius: 15px;
    overflow: hidden;
    cursor: pointer;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(10, 22, 40, 0.9));
    padding: 30px 20px 20px;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
}

.gallery-overlay h4 {
    color: var(--white);
    margin-bottom: 5px;
}

.gallery-overlay p {
    color: var(--blue-light);
    font-size: 0.9rem;
}

.gallery-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--blue-lightest);
    font-size: 1rem;
    height: 100%;
}

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

.contact-info {
    background: linear-gradient(135deg, var(--blue-dark), var(--blue-medium));
    padding: 50px;
    border-radius: 20px;
    color: var(--white);
}

.contact-info h3 {
    font-size: 1.8rem;
    margin-bottom: 30px;
}

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

.contact-item .icon {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
}

.contact-item h4 {
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.contact-item p {
    color: var(--blue-lightest);
    font-size: 0.95rem;
}

.contact-form {
    background: var(--white);
    padding: 50px;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(30, 58, 95, 0.1);
}

.contact-form h3 {
    font-size: 1.8rem;
    color: var(--blue-dark);
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--blue-dark);
    font-weight: 500;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid var(--blue-lightest);
    border-radius: 10px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    font-family: inherit;
}

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

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

.contact-form .btn {
    width: 100%;
}

/* ===== Testimonials ===== */
.testimonials {
    background: var(--blue-darkest);
}

.testimonials .section-title h2,
.testimonials .section-title p {
    color: var(--white);
}

.testimonials .section-title p {
    color: var(--blue-lightest);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 40px;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.testimonial-card p {
    color: var(--blue-lightest);
    font-style: italic;
    line-height: 1.8;
    margin-bottom: 25px;
}

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

.testimonial-author .avatar {
    width: 50px;
    height: 50px;
    background: var(--blue-medium);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 600;
}

.testimonial-author h4 {
    color: var(--white);
    margin-bottom: 3px;
}

.testimonial-author span {
    color: var(--blue-light);
    font-size: 0.9rem;
}

/* ===== CTA Section ===== */
.cta {
    background: linear-gradient(135deg, var(--blue-medium), var(--blue-light));
    text-align: center;
    padding: 100px 20px;
}

.cta h2 {
    font-size: 2.5rem;
    color: var(--white);
    margin-bottom: 20px;
}

.cta p {
    font-size: 1.2rem;
    color: var(--blue-lightest);
    max-width: 600px;
    margin: 0 auto 40px;
}

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

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

/* ===== Footer ===== */
footer {
    background: var(--blue-darkest);
    color: var(--white);
    padding: 60px 20px 20px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: var(--blue-light);
}

.footer-section p {
    color: var(--blue-lightest);
    line-height: 1.7;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: var(--blue-lightest);
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: var(--blue-light);
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--blue-medium);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: var(--blue-lightest);
    font-size: 0.9rem;
}

/* ===== Responsive Design ===== */
@media (max-width: 968px) {
    .nav-container {
        flex-direction: column;
        padding: 15px 20px;
    }

    nav ul {
        flex-wrap: wrap;
        justify-content: center;
    }

    nav ul li a {
        padding: 15px 15px;
    }

    .hero h2 {
        font-size: 2.5rem;
    }

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

    .about-image {
        order: -1;
        height: 300px;
    }

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

@media (max-width: 600px) {
    .hero h2 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1.1rem;
    }

    .btn {
        display: block;
        margin: 10px auto;
    }

    .btn-secondary {
        margin-left: 0;
    }

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

    .contact-info,
    .contact-form {
        padding: 30px;
    }
}