/* === RESET & BASE STYLES === */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color-beige: #e8d9b8;
    --color-beige-light: #f5e6c8;
    --color-beige-dark: #c4a869;
    --color-blue: #3d5a8c;
    --color-blue-dark: #2c3e6f;
    --color-blue-light: #4a6da3;
    --color-dark: #1a1a1a;
    --color-white: #ffffff;
    --color-gray: #f5f5f5;
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--color-dark);
    overflow-x: hidden;
}

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

/* === NAVIGATION === */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: var(--transition);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo h2 {
    color: var(--color-blue-dark);
    font-size: 1.5rem;
    letter-spacing: 2px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-link {
    text-decoration: none;
    color: var(--color-dark);
    font-weight: 500;
    font-size: 1.05rem;
    transition: var(--transition);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-blue);
    transition: var(--transition);
}

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

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: var(--color-blue-dark);
    margin: 3px 0;
    transition: var(--transition);
}

/* === HERO SECTION === */
.hero {
    height: 100vh;
    background: linear-gradient(135deg, var(--color-beige) 0%, var(--color-beige-light) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 800px;
    height: 800px;
    background: var(--color-beige-dark);
    border-radius: 50%;
    opacity: 0.1;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: var(--color-blue);
    border-radius: 50%;
    opacity: 0.05;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(61, 90, 140, 0.05) 0%, rgba(232, 217, 184, 0.1) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    padding: 0 20px;
    animation: fadeInUp 1s ease;
}

.hero-title {
    font-size: 3.5rem;
    color: var(--color-blue-dark);
    margin-bottom: 20px;
    font-weight: 700;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 2rem;
    color: var(--color-dark);
    margin-bottom: 40px;
    letter-spacing: 4px;
    font-weight: 300;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 15px 40px;
    text-decoration: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

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

.btn-primary:hover {
    background: transparent;
    color: var(--color-blue);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(61, 90, 140, 0.3);
}

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

.btn-secondary:hover {
    background: var(--color-blue-dark);
    color: var(--color-white);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(44, 62, 111, 0.3);
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 2rem;
    color: var(--color-blue);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* === SECTIONS COMMUNES === */
section {
    padding: 100px 0;
}

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

.section-title {
    font-size: 2.5rem;
    color: var(--color-blue-dark);
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--color-beige-dark);
}

.section-subtitle {
    font-size: 1.2rem;
    color: #666;
}

/* === SERVICES SECTION === */
.services-section {
    background: var(--color-white);
}

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

.service-card {
    background: var(--color-white);
    padding: 40px 30px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(61, 90, 140, 0.15);
    border-color: var(--color-beige-dark);
}

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

.service-card h3 {
    font-size: 1.5rem;
    color: var(--color-blue-dark);
    margin-bottom: 15px;
}

.service-card p {
    color: #666;
    line-height: 1.8;
}

/* === ABOUT SECTION === */
.about-section {
    background: linear-gradient(135deg, var(--color-gray) 0%, var(--color-white) 100%);
}

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

.about-text h2 {
    font-size: 2.5rem;
    color: var(--color-blue-dark);
    margin-bottom: 25px;
}

.about-text p {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 20px;
    line-height: 1.8;
}

.about-features {
    list-style: none;
    margin-top: 30px;
}

.about-features li {
    padding: 12px 0;
    font-size: 1.1rem;
    color: var(--color-dark);
    display: flex;
    align-items: center;
    gap: 15px;
}

.about-features i {
    color: var(--color-blue);
    font-size: 1.3rem;
}

.about-image {
    height: 400px;
    background: linear-gradient(135deg, var(--color-blue) 0%, var(--color-blue-light) 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-placeholder {
    font-size: 8rem;
    color: rgba(255, 255, 255, 0.3);
}

/* === PORTFOLIO SECTION === */
.portfolio-section {
    background: var(--color-white);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.portfolio-item {
    position: relative;
    height: 300px;
    border-radius: 15px;
    overflow: hidden;
    cursor: pointer;
}

.portfolio-image {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-beige) 0%, var(--color-beige-light) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: var(--color-beige-dark);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(61, 90, 140, 0.95) 0%, rgba(74, 109, 163, 0.95) 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
    padding: 30px;
    text-align: center;
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-overlay h3 {
    color: var(--color-white);
    font-size: 1.8rem;
    margin-bottom: 10px;
}

.portfolio-overlay p {
    color: var(--color-beige-light);
    font-size: 1.1rem;
}

/* === CONTACT SECTION === */
.contact-section {
    background: linear-gradient(135deg, var(--color-gray) 0%, var(--color-white) 100%);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 50px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.contact-card {
    background: var(--color-white);
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: var(--transition);
}

.contact-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(61, 90, 140, 0.15);
}

.contact-card i {
    font-size: 2.5rem;
    color: var(--color-blue);
    margin-bottom: 15px;
}

.contact-card h3 {
    color: var(--color-blue-dark);
    font-size: 1.3rem;
    margin-bottom: 10px;
}

.contact-card p {
    color: #666;
    font-size: 1.05rem;
}

.contact-card a {
    color: var(--color-blue);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.contact-card a:hover {
    color: var(--color-blue-dark);
}

.contact-form-container {
    background: var(--color-white);
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
}

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

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

.btn-full {
    width: 100%;
    justify-content: center;
}

/* === FOOTER === */
.footer {
    background: var(--color-blue-dark);
    color: var(--color-white);
    padding: 60px 0 20px;
}

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

.footer-section h3 {
    font-size: 1.8rem;
    margin-bottom: 15px;
    color: var(--color-beige-light);
}

.footer-section h4 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: var(--color-beige-light);
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    padding: 8px 0;
    color: rgba(255, 255, 255, 0.8);
}

.footer-section ul li i {
    color: var(--color-beige-dark);
    margin-right: 10px;
}

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

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

/* === RESPONSIVE === */
@media (max-width: 968px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 80px;
        flex-direction: column;
        background: var(--color-white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 20px 0;
        gap: 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-link {
        padding: 15px;
        display: block;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.5rem;
    }
    
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 568px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
        letter-spacing: 2px;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    section {
        padding: 60px 0;
    }
}