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

:root {
    --primary-color: #4A90E2;
    --secondary-color: #7B68EE;
    --dark-color: #2C3E50;
    --light-color: #ECF0F1;
    --text-color: #34495E;
    --border-color: #BDC3C7;
    --success-color: #27AE60;
    --accent-color: #E74C3C;
    --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(--text-color);
    background: #fff;
}

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

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

ul {
    list-style: none;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }

p {
    margin-bottom: 1rem;
    line-height: 1.8;
}

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

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 5px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: #fff;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(74, 144, 226, 0.4);
}

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

.btn-outline:hover {
    background: var(--primary-color);
    color: #fff;
}

.section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
    pointer-events: none;
}

.section-title p {
    color: #7F8C8D;
    max-width: 600px;
    margin: 0 auto;
}

/* ===== HEADER & NAVIGATION ===== */
header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo {
    width: 50px;
    height: 50px;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark-color);
}

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

.nav-link {
    font-weight: 500;
    color: var(--text-color);
    padding: 5px 0;
    position: relative;
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
    pointer-events: none;
}

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

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

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--dark-color);
    transition: var(--transition);
    border-radius: 2px;
}

/* ===== HERO SECTION ===== */
.hero {
    background: linear-gradient(135deg, rgba(74, 144, 226, 0.9), rgba(123, 104, 238, 0.9)),
                url('../img/img_hero.jpg') center/cover no-repeat;
    color: #fff;
    padding: 120px 0;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.3);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 700px;
}

.hero h1 {
    color: #fff;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.95;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

/* ===== SERVICES/FEATURES GRID ===== */
.services-grid,
.features-grid,
.team-grid,
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.service-card,
.feature-card,
.team-card,
.blog-card {
    background: #fff;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 3px 15px rgba(0,0,0,0.1);
    transition: var(--transition);
}

.service-card:hover,
.feature-card:hover,
.team-card:hover,
.blog-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.service-card img,
.blog-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.service-card-content,
.feature-card-content,
.blog-card-content {
    padding: 25px;
}

.service-icon,
.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.8rem;
    margin-bottom: 20px;
}

.service-card h3,
.feature-card h3,
.blog-card h3 {
    margin-bottom: 15px;
}

.service-card p,
.feature-card p,
.blog-card p {
    color: #7F8C8D;
    margin-bottom: 20px;
}

.service-link,
.blog-link {
    color: var(--primary-color);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.service-link:hover,
.blog-link:hover {
    gap: 10px;
}

/* ===== TEAM SECTION ===== */
.team-card {
    text-align: center;
}

.team-card img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.team-card-content {
    padding: 20px;
}

.team-card h4 {
    margin-bottom: 5px;
}

.team-card .role {
    color: var(--primary-color);
    font-weight: 500;
    margin-bottom: 15px;
}

.team-card p {
    color: #7F8C8D;
    font-size: 0.95rem;
}

/* ===== ABOUT SECTION ===== */
.about-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 50px;
    align-items: center;
}

.about-text h2 {
    margin-bottom: 20px;
}

.about-text p {
    margin-bottom: 15px;
}

.about-image {
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.stat-card {
    text-align: center;
    padding: 30px;
    background: var(--light-color);
    border-radius: 10px;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.stat-label {
    color: var(--text-color);
    font-weight: 500;
}

/* ===== CONTACT FORM ===== */
.contact-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 50px;
}

.contact-info h3 {
    margin-bottom: 20px;
}

.contact-item {
    display: flex;
    align-items: start;
    gap: 15px;
    margin-bottom: 25px;
}

.contact-icon {
    width: 45px;
    height: 45px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    flex-shrink: 0;
}

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

.contact-item-content p {
    color: #7F8C8D;
    margin: 0;
}

.contact-form {
    background: var(--light-color);
    padding: 40px;
    border-radius: 10px;
}

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

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

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--border-color);
    border-radius: 5px;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

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

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

.form-button {
    width: 100%;
}

.map-container {
    margin-top: 50px;
    border-radius: 10px;
    overflow: hidden;
    height: 400px;
    background: var(--light-color);
}

.map-container iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* ===== BLOG ===== */
.blog-grid {
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
}

.blog-meta {
    display: flex;
    gap: 15px;
    font-size: 0.9rem;
    color: #7F8C8D;
    margin-bottom: 15px;
}

.blog-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
}

.blog-excerpt {
    color: #7F8C8D;
    line-height: 1.6;
}

.article-header {
    background: linear-gradient(135deg, rgba(74, 144, 226, 0.9), rgba(123, 104, 238, 0.9)),
                url('../img/img_article_1.jpg') center/cover;
    padding: 100px 0 60px;
    color: #fff;
    text-align: center;
}

.article-header h1 {
    color: #fff;
}

.article-meta {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.article-content {
    max-width: 800px;
    margin: 60px auto;
    padding: 0 20px;
}

.article-content img {
    width: 100%;
    border-radius: 10px;
    margin: 30px 0;
}

.article-content h2,
.article-content h3 {
    margin-top: 40px;
    margin-bottom: 20px;
}

.related-articles {
    background: var(--light-color);
    padding: 60px 0;
}

/* ===== FOOTER ===== */
footer {
    background: var(--dark-color);
    color: #ECF0F1;
    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 {
    color: #fff;
    margin-bottom: 20px;
    font-size: 1.2rem;
}

.footer-section p {
    color: #BDC3C7;
    line-height: 1.8;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: #BDC3C7;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary-color);
    padding-left: 5px;
}

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

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.social-link:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: #BDC3C7;
}

/* ===== COOKIE BANNER ===== */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--dark-color);
    color: #fff;
    padding: 20px;
    z-index: 9999;
    transform: translateY(100%);
    transition: var(--transition);
}

.cookie-banner.show {
    transform: translateY(0);
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.cookie-text {
    flex: 1;
}

.cookie-buttons {
    display: flex;
    gap: 10px;
}

/* ===== LEGAL PAGES ===== */
.legal-content {
    max-width: 900px;
    margin: 60px auto;
    padding: 0 20px;
}

.legal-content h2 {
    margin-top: 40px;
    margin-bottom: 20px;
}

.legal-content h3 {
    margin-top: 30px;
    margin-bottom: 15px;
}

.legal-content ul {
    list-style: disc;
    margin-left: 30px;
    margin-bottom: 20px;
}

.legal-content li {
    margin-bottom: 10px;
    line-height: 1.8;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: #fff;
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 5px 15px rgba(0,0,0,0.2);
        transform: translateX(-100%);
        transition: var(--transition);
    }

    .nav-menu.active {
        transform: translateX(0);
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }

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

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

    .hero {
        padding: 80px 0;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .hero-buttons .btn {
        width: 100%;
    }

    .section {
        padding: 60px 0;
    }

    .services-grid,
    .features-grid,
    .team-grid,
    .blog-grid {
        grid-template-columns: 1fr;
    }

    .cookie-content {
        flex-direction: column;
        text-align: center;
    }

    .cookie-buttons {
        width: 100%;
        flex-direction: column;
    }

    .cookie-buttons .btn {
        width: 100%;
    }

    .contact-form {
        padding: 30px 20px;
    }
}

@media (max-width: 480px) {
    .logo {
        width: 40px;
        height: 40px;
    }

    .logo-text {
        font-size: 1.2rem;
    }

    .section-title h2 {
        font-size: 1.75rem;
    }
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}