/* Design Clim - CMS Heteractis */
:root {
    --primary: #0077b6;
    --primary-hover: #0096c7;
    --accent: #48cae4;
    --dark: #1a1a2e;
    --gray-900: #212529;
    --gray-700: #495057;
    --gray-500: #adb5bd;
    --gray-200: #e9ecef;
    --gray-100: #f8f9fa;
    --white: #ffffff;
    --radius: 8px;
    --shadow: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
    --transition: 0.3s ease;
    --max-width: 1200px;
}

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

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--gray-900);
    line-height: 1.7;
    background: var(--white);
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    line-height: 1.3;
    color: var(--dark);
}

h1 { font-size: clamp(1.8rem, 4vw, 2.8rem); }
h2 { font-size: clamp(1.4rem, 3vw, 2rem); margin-top: 2rem; }
h3 { font-size: clamp(1.1rem, 2.5vw, 1.4rem); margin-top: 1.5rem; }

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

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

.skip-link {
    position: absolute;
    top: -100%;
    left: 0;
    background: var(--primary);
    color: var(--white);
    padding: 0.5rem 1rem;
    z-index: 9999;
}
.skip-link:focus { top: 0; }

/* === HEADER === */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--white);
    box-shadow: var(--shadow);
    transition: box-shadow var(--transition);
}

.site-header.scrolled {
    box-shadow: var(--shadow-lg);
}

.header-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0.75rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.site-branding {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.site-logo img {
    border-radius: 6px;
}

.site-title {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--dark);
    text-decoration: none;
}

.nav-menu {
    list-style: none;
    display: flex;
    gap: 0.25rem;
}

.nav-menu li a {
    display: block;
    padding: 0.5rem 1rem;
    color: var(--gray-700);
    font-weight: 500;
    border-radius: var(--radius);
    transition: all var(--transition);
}

.nav-menu li a:hover,
.nav-menu li.current a {
    color: var(--primary);
    background: rgba(0, 119, 182, 0.06);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--gray-900);
    position: relative;
    transition: background var(--transition);
}
.hamburger::before, .hamburger::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 2px;
    background: var(--gray-900);
    left: 0;
    transition: transform var(--transition);
}
.hamburger::before { top: -7px; }
.hamburger::after { top: 7px; }

.menu-toggle.active .hamburger { background: transparent; }
.menu-toggle.active .hamburger::before { transform: rotate(45deg); top: 0; }
.menu-toggle.active .hamburger::after { transform: rotate(-45deg); top: 0; }

/* === HERO === */
.hero {
    background: linear-gradient(135deg, var(--dark) 0%, #16213e 50%, var(--primary) 100%);
    color: var(--white);
    padding: 5rem 1.5rem;
    text-align: center;
}

.hero h1 {
    color: var(--white);
    margin-bottom: 1rem;
    font-size: clamp(2rem, 5vw, 3.2rem);
}

.hero p {
    font-size: 1.15rem;
    opacity: 0.9;
    max-width: 700px;
    margin: 0 auto 2rem;
}

.hero .btn-cta {
    display: inline-block;
    background: var(--accent);
    color: var(--dark);
    padding: 0.9rem 2rem;
    border-radius: var(--radius);
    font-weight: 700;
    font-size: 1rem;
    transition: all var(--transition);
}
.hero .btn-cta:hover {
    background: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(72, 202, 228, 0.4);
}

/* === PAGE CONTENT === */
.page-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 3rem 1.5rem;
}

.page-content h1 {
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 3px solid var(--accent);
}

.page-content p { margin-bottom: 1rem; }

.page-content ul, .page-content ol {
    margin: 1rem 0 1rem 1.5rem;
}

.page-content li { margin-bottom: 0.5rem; }

.page-content figure {
    margin: 2rem 0;
    border-radius: var(--radius);
    overflow: hidden;
}

.page-content figure img {
    width: 100%;
    border-radius: var(--radius);
}

.page-content figcaption {
    font-size: 0.85rem;
    color: var(--gray-500);
    padding: 0.5rem 0;
    text-align: center;
    font-style: italic;
}

.page-content blockquote {
    border-left: 4px solid var(--accent);
    padding: 1rem 1.5rem;
    margin: 1.5rem 0;
    background: var(--gray-100);
    border-radius: 0 var(--radius) var(--radius) 0;
    font-style: italic;
    color: var(--gray-700);
}

.page-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
    overflow-x: auto;
    display: block;
}

.page-content th, .page-content td {
    padding: 0.75rem 1rem;
    border: 1px solid var(--gray-200);
    text-align: left;
}

.page-content th {
    background: var(--primary);
    color: var(--white);
    font-weight: 600;
}

.page-content tr:nth-child(even) { background: var(--gray-100); }

/* === ARTICLES GRID === */
.articles-section {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 3rem 1.5rem;
}

.articles-section h2 {
    text-align: center;
    margin-bottom: 2rem;
    font-size: 1.8rem;
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
}

.article-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all var(--transition);
}
.article-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

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

.article-card-body {
    padding: 1.25rem;
}

.article-card h3 {
    font-size: 1.05rem;
    margin: 0 0 0.5rem;
    line-height: 1.4;
}

.article-card h3 a {
    color: var(--dark);
}
.article-card h3 a:hover { color: var(--primary); }

.article-card p {
    font-size: 0.9rem;
    color: var(--gray-700);
    line-height: 1.5;
}

.article-card .read-more {
    display: inline-block;
    margin-top: 0.75rem;
    color: var(--primary);
    font-weight: 600;
    font-size: 0.9rem;
}

/* === CTA SECTION === */
.cta-section {
    background: linear-gradient(135deg, var(--dark), #16213e);
    color: var(--white);
    padding: 4rem 1.5rem;
    text-align: center;
}

.cta-inner {
    max-width: 700px;
    margin: 0 auto;
}

.cta-section h2 {
    color: var(--white);
    margin-bottom: 1rem;
}

.cta-section p {
    opacity: 0.9;
    margin-bottom: 2rem;
    font-size: 1.05rem;
}

.btn-cta {
    display: inline-block;
    background: var(--accent);
    color: var(--dark);
    padding: 0.85rem 2rem;
    border-radius: var(--radius);
    font-weight: 700;
    font-size: 1rem;
    transition: all var(--transition);
    border: none;
    cursor: pointer;
}
.btn-cta:hover {
    background: var(--white);
    color: var(--dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(72, 202, 228, 0.3);
}

/* === CONTACT FORM === */
.contact-form {
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.4rem;
    color: var(--gray-900);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    font-size: 1rem;
    font-family: inherit;
    transition: border-color var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 3px rgba(0, 119, 182, 0.1);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
}

.form-checkbox input[type="checkbox"] {
    width: auto;
    margin-top: 0.25rem;
}

/* === FOOTER === */
.site-footer {
    background: var(--dark);
    color: rgba(255,255,255,0.8);
    padding: 3rem 1.5rem 1.5rem;
}

.footer-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    text-align: center;
}

.footer-brand {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 0.5rem;
}

.footer-links {
    margin: 1.5rem 0;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.footer-links a {
    color: rgba(255,255,255,0.7);
    font-size: 0.9rem;
}
.footer-links a:hover { color: var(--accent); }

.footer-copy {
    font-size: 0.8rem;
    opacity: 0.6;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255,255,255,0.1);
}

/* === 404 === */
.page-404 {
    text-align: center;
    padding: 5rem 1.5rem;
}

.page-404 h1 { font-size: 4rem; color: var(--primary); margin-bottom: 1rem; }
.page-404 p { font-size: 1.1rem; color: var(--gray-700); margin-bottom: 2rem; }

/* === RESPONSIVE === */
@media (max-width: 768px) {
    .menu-toggle { display: block; }

    .site-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        box-shadow: var(--shadow-lg);
        padding: 1rem;
    }
    .site-nav.open { display: block; }

    .nav-menu {
        flex-direction: column;
        gap: 0;
    }

    .nav-menu li a {
        padding: 0.75rem 1rem;
        border-bottom: 1px solid var(--gray-200);
    }

    .hero { padding: 3rem 1.5rem; }

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

    .page-content { padding: 2rem 1rem; }
}