:root {
    --color-navy: #0f1e3d;
    --color-slate: #1f2f4a;
    --color-light-slate: #4f5d75;
    --color-white: #f9fbff;
    --color-muted: #e3e8f0;
    --color-accent: #10b6ad;
    --color-accent-soft: rgba(16, 182, 173, 0.15);
    --color-shadow: rgba(15, 30, 61, 0.18);
    --color-contrast: #10131a;

    --font-heading: 'Poppins', 'Segoe UI', system-ui, sans-serif;
    --font-body: 'Inter', 'Segoe UI', system-ui, sans-serif;

    --space-2xs: 0.5rem;
    --space-xs: 0.75rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;

    --radius-sm: 0.5rem;
    --radius-md: 1.25rem;
    --radius-lg: 1.75rem;

    --shadow-soft: 0 18px 45px var(--color-shadow);
    --shadow-card: 0 12px 30px rgba(15, 30, 61, 0.12);

    --transition: all 0.35s ease;

    --text-lg: clamp(1.1rem, 2.2vw, 1.3rem);
    --text-xl: clamp(1.35rem, 2.8vw, 1.6rem);
    --text-2xl: clamp(1.8rem, 3.8vw, 2.4rem);
    --text-3xl: clamp(2.2rem, 5vw, 3.2rem);
}

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

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: var(--font-body);
    color: var(--color-contrast);
    background: linear-gradient(160deg, #eef3fb 0%, #f7f9ff 100%);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

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

.responsive-img {
    width: 100%;
    height: auto;
    object-fit: cover;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-card);
}

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

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 4px;
}

main {
    flex: 1;
    display: block;
}

.container {
    width: min(1120px, 92%);
    margin: 0 auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 999;
    background: rgba(14, 24, 48, 0.82);
    backdrop-filter: blur(14px);
    box-shadow: 0 8px 24px rgba(12, 21, 40, 0.25);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-sm) 0;
}

.logo {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.35rem;
    letter-spacing: 0.08em;
    color: var(--color-white);
    text-transform: uppercase;
    border: 2px solid rgba(255, 255, 255, 0.12);
    padding: var(--space-2xs) var(--space-sm);
    border-radius: 999px;
    transition: transform 0.3s ease, border 0.3s ease;
}

.logo:hover {
    transform: translateY(-2px);
    border-color: rgba(16, 182, 173, 0.6);
}

.nav-toggle {
    background: none;
    border: 0;
    color: var(--color-white);
    font-size: 1.5rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-2xs);
    border-radius: var(--radius-sm);
    transition: background 0.3s ease;
}

.nav-toggle:hover {
    background: rgba(255, 255, 255, 0.08);
}

.nav-menu {
    position: fixed;
    inset: 0;
    background: rgba(11, 19, 36, 0.96);
    backdrop-filter: blur(12px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    transform: translateY(-100%);
    transition: var(--transition);
}

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

.nav-menu a {
    font-size: 1.2rem;
    color: var(--color-white);
    font-weight: 500;
    letter-spacing: 0.04em;
    position: relative;
    padding-bottom: 0.3rem;
}

.nav-menu a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: var(--transition);
}

.nav-menu a:hover::after {
    width: 100%;
}

.nav-menu-static {
    display: none;
}

.page-hero {
    padding: var(--space-2xl) 0 var(--space-xl);
    position: relative;
    overflow: hidden;
}

.page-hero::after {
    content: "";
    position: absolute;
    inset: 20% -10% -40%;
    background: radial-gradient(circle at center, rgba(255, 255, 255, 0.18), transparent 60%);
    pointer-events: none;
}

.page-hero.homepage-hero {
    background: linear-gradient(135deg, rgba(15, 30, 61, 0.98), rgba(32, 56, 101, 0.92));
    color: var(--color-white);
    min-height: 88vh;
    display: flex;
    align-items: center;
}

.hero-grid {
    display: grid;
    gap: var(--space-lg);
}

.hero-lede {
    max-width: 640px;
    position: relative;
    z-index: 2;
}

.hero-subtitle {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.12);
    border-radius: 999px;
    padding: 0.35rem 0.9rem;
    font-size: 0.95rem;
    margin-bottom: var(--space-sm);
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.hero-lede h1 {
    font-family: var(--font-heading);
    font-size: var(--text-3xl);
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-sm);
}

.hero-lede p {
    font-size: var(--text-lg);
    color: rgba(249, 251, 255, 0.86);
    margin-bottom: var(--space-md);
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.85rem 1.6rem;
    border-radius: 999px;
    font-weight: 600;
    letter-spacing: 0.03em;
    transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
    border: 0;
    cursor: pointer;
    font-family: var(--font-body);
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-accent), #0d7d78);
    color: #031521;
    box-shadow: 0 16px 30px rgba(16, 182, 173, 0.28);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 24px 40px rgba(16, 182, 173, 0.35);
}

.btn-outline {
    background: rgba(255, 255, 255, 0.12);
    color: var(--color-white);
    border: 1px solid rgba(255, 255, 255, 0.24);
}

.btn-outline:hover {
    transform: translateY(-3px);
    background: rgba(255, 255, 255, 0.2);
}

.hero-panel {
    background: rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    backdrop-filter: blur(20px);
    box-shadow: 0 20px 60px rgba(5, 10, 25, 0.35);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.hero-panel::after {
    content: "";
    position: absolute;
    inset: -60% -40% 50%;
    background: radial-gradient(circle at top, rgba(16, 182, 173, 0.3), transparent 65%);
    pointer-events: none;
}

.hero-panel h2 {
    font-size: 1rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    opacity: 0.85;
    margin-bottom: var(--space-sm);
}

.hero-metric-grid {
    display: grid;
    gap: var(--space-sm);
}

.hero-metric {
    background: rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    padding: var(--space-sm);
    border: 1px solid rgba(255, 255, 255, 0.18);
}

.hero-metric span {
    display: block;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-size: 0.85rem;
    color: rgba(249, 251, 255, 0.68);
    margin-bottom: 0.4rem;
}

.hero-metric strong {
    font-size: 1.35rem;
    font-weight: 600;
}

.section {
    padding: var(--space-xl) 0;
    position: relative;
}

.section-header {
    margin-bottom: var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.section-title {
    font-family: var(--font-heading);
    font-size: var(--text-2xl);
    letter-spacing: -0.01em;
    color: var(--color-slate);
}

.section-intro {
    max-width: 620px;
    color: var(--color-light-slate);
    font-size: var(--text-lg);
}

.grid {
    display: grid;
    gap: var(--space-md);
}

.grid.featured-grid {
    grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
    gap: var(--space-lg);
}

.featured-card {
    background: rgba(255, 255, 255, 0.82);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    box-shadow: var(--shadow-card);
    position: relative;
    overflow: hidden;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.featured-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 30px 60px rgba(15, 30, 61, 0.22);
}

.featured-card::before {
    content: "";
    position: absolute;
    inset: -40% 30% 60% -10%;
    background: radial-gradient(circle, rgba(16, 182, 173, 0.18), transparent 62%);
    opacity: 0;
    transition: 0.4s ease;
}

.featured-card:hover::before {
    opacity: 1;
}

.card {
    background: rgba(255, 255, 255, 0.92);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    box-shadow: var(--shadow-card);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: 0 24px 50px rgba(15, 30, 61, 0.18);
}

.card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    font-size: 0.9rem;
    color: var(--color-light-slate);
    margin-bottom: var(--space-sm);
}

.card h3 {
    font-family: var(--font-heading);
    font-size: clamp(1.2rem, 2.4vw, 1.5rem);
    color: var(--color-slate);
    margin-bottom: var(--space-xs);
}

.card p {
    color: #2f3748;
    line-height: 1.7;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    background: var(--color-accent-soft);
    color: var(--color-slate);
    font-size: 0.85rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.category-pills {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    margin-top: var(--space-md);
}

.category-pill {
    border: 1px solid rgba(15, 30, 61, 0.12);
    padding: 0.5rem 1rem;
    border-radius: 999px;
    font-size: 0.9rem;
    transition: var(--transition);
    background: rgba(255, 255, 255, 0.7);
}

.category-pill:hover,
.category-pill.active {
    border-color: var(--color-accent);
    color: var(--color-accent);
    box-shadow: 0 14px 26px rgba(16, 182, 173, 0.18);
}

.pagination {
    display: flex;
    gap: var(--space-sm);
    justify-content: center;
    align-items: center;
    margin-top: var(--space-lg);
}

.pagination a,
.pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(15, 30, 61, 0.06);
    color: var(--color-slate);
    font-weight: 600;
    transition: var(--transition);
}

.pagination a:hover,
.pagination a.active {
    background: var(--color-accent);
    color: #01202b;
    box-shadow: 0 16px 30px rgba(16, 182, 173, 0.25);
}

.newsletter-card {
    background: linear-gradient(135deg, rgba(15, 30, 61, 0.95), rgba(31, 47, 74, 0.92));
    color: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    display: grid;
    gap: var(--space-md);
    box-shadow: 0 30px 60px rgba(12, 21, 40, 0.45);
    overflow: hidden;
    position: relative;
}

.newsletter-card::before {
    content: "";
    position: absolute;
    inset: -40% 20% 40% -30%;
    background: radial-gradient(circle, rgba(16, 182, 173, 0.28), transparent 70%);
    pointer-events: none;
}

.newsletter-card h2 {
    font-size: var(--text-2xl);
    font-family: var(--font-heading);
    margin: 0;
}

.newsletter-form {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.newsletter-form input[type="email"] {
    flex: 1;
    min-width: 240px;
    padding: 0.95rem 1.1rem;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.24);
    background: rgba(255, 255, 255, 0.12);
    color: var(--color-white);
    font-size: 1rem;
    transition: border 0.3s ease;
}

.newsletter-form input[type="email"]::placeholder {
    color: rgba(249, 251, 255, 0.7);
}

.newsletter-form input[type="email"]:focus {
    border-color: var(--color-accent);
}

.site-footer {
    background: var(--color-navy);
    color: rgba(255, 255, 255, 0.86);
    padding: var(--space-xl) 0 var(--space-lg);
    position: relative;
    overflow: hidden;
}

.site-footer::before {
    content: "";
    position: absolute;
    inset: -60% -10% 30% 30%;
    background: radial-gradient(circle, rgba(16, 182, 173, 0.22), transparent 70%);
    pointer-events: none;
}

.footer-grid {
    display: grid;
    gap: var(--space-lg);
}

.footer-top {
    display: grid;
    gap: var(--space-md);
}

.footer-top p {
    max-width: 540px;
    font-size: 0.95rem;
    line-height: 1.8;
}

.footer-bottom {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    font-size: 0.9rem;
    opacity: 0.78;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.footer-links a {
    padding: 0.4rem 0.9rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.06);
    transition: background 0.3s ease;
}

.footer-links a:hover {
    background: rgba(255, 255, 255, 0.18);
}

.footer-contacts {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    font-weight: 600;
}

.footer-contacts a {
    padding: 0.5rem 0.9rem;
    border-radius: 999px;
    background: rgba(16, 182, 173, 0.18);
    color: #0c2a36;
    transition: background 0.3s ease, transform 0.3s ease;
}

.footer-contacts a:hover {
    background: rgba(16, 182, 173, 0.3);
    transform: translateY(-2px);
}

.article-hero {
    padding: var(--space-xl) 0 var(--space-lg);
    background: linear-gradient(135deg, rgba(12, 21, 40, 0.95), rgba(15, 30, 61, 0.85));
    color: var(--color-white);
}

.article-hero .article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    font-size: 0.95rem;
    opacity: 0.82;
    margin-bottom: var(--space-sm);
}

.article-body {
    background: rgba(255, 255, 255, 0.95);
    margin-top: -120px;
    padding: var(--space-xl) 0 var(--space-xl);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    box-shadow: 0 -12px 40px rgba(15, 30, 61, 0.1);
}

.article-content {
    max-width: 760px;
    margin: 0 auto;
    padding: 0 var(--space-sm);
}

.article-content h2 {
    font-size: var(--text-xl);
    font-family: var(--font-heading);
    margin-top: var(--space-lg);
    margin-bottom: var(--space-sm);
    color: var(--color-slate);
}

.article-content p {
    margin-bottom: var(--space-md);
    font-size: var(--text-lg);
    line-height: 1.9;
    color: #1a2437;
}

.article-content ul,
.article-content ol {
    margin: 0 0 var(--space-md) var(--space-lg);
    font-size: var(--text-lg);
    color: #1a2437;
}

.article-content blockquote {
    margin: var(--space-lg) 0;
    padding: var(--space-md);
    border-left: 4px solid var(--color-accent);
    background: rgba(16, 182, 173, 0.08);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    font-style: italic;
    color: #123544;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--space-md);
}

.search-panel {
    background: rgba(255, 255, 255, 0.95);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-card);
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    align-items: center;
}

.search-field {
    flex: 1;
    min-width: 240px;
    padding: 0.85rem 1rem;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(15, 30, 61, 0.12);
    font-size: 1rem;
    transition: border 0.3s ease, box-shadow 0.3s ease;
}

.search-field:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 4px rgba(16, 182, 173, 0.18);
}

.filter-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
}

.filter-button {
    background: rgba(15, 30, 61, 0.06);
    border: 1px solid rgba(15, 30, 61, 0.12);
    padding: 0.55rem 1rem;
    border-radius: 999px;
    font-size: 0.9rem;
    transition: var(--transition);
    cursor: pointer;
}

.filter-button.active,
.filter-button:hover {
    background: rgba(16, 182, 173, 0.18);
    border-color: var(--color-accent);
    color: #0c2a36;
    box-shadow: 0 14px 24px rgba(16, 182, 173, 0.2);
}

.contributor-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--space-md);
}

.contributor-card {
    background: rgba(255, 255, 255, 0.92);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    box-shadow: var(--shadow-card);
    transition: var(--transition);
}

.contributor-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 24px 44px rgba(15, 30, 61, 0.18);
}

.contact-wrapper {
    display: grid;
    gap: var(--space-lg);
}

.contact-details {
    background: rgba(255, 255, 255, 0.92);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
}

.contact-details h2 {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    margin-bottom: var(--space-sm);
    color: var(--color-slate);
}

.contact-details a {
    color: var(--color-accent);
    font-weight: 600;
    transition: color 0.3s ease;
}

.contact-details a:hover {
    color: #0d7d78;
}

.contact-form {
    background: rgba(255, 255, 255, 0.96);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
}

.contact-form form {
    display: grid;
    gap: var(--space-sm);
}

.contact-form label {
    font-weight: 600;
    color: var(--color-slate);
    font-size: 0.95rem;
}

.contact-form input,
.contact-form textarea,
.contact-form select {
    padding: 0.85rem 1rem;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(15, 30, 61, 0.14);
    font-size: 1rem;
    background: rgba(249, 251, 255, 0.9);
    transition: border 0.3s ease, box-shadow 0.3s ease;
}

.contact-form textarea {
    min-height: 160px;
    resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 4px rgba(16, 182, 173, 0.18);
}

.legal-section {
    background: rgba(255, 255, 255, 0.94);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    box-shadow: var(--shadow-card);
    margin-bottom: var(--space-md);
}

.legal-section h2 {
    font-size: 1.35rem;
    font-family: var(--font-heading);
    color: var(--color-slate);
    margin-bottom: var(--space-sm);
}

.legal-section p,
.legal-section ul {
    color: #1a2437;
    font-size: 1rem;
    line-height: 1.8;
}

.cookie-table {
    width: 100%;
    border-collapse: collapse;
    overflow: hidden;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-card);
    background: rgba(255, 255, 255, 0.98);
}

.cookie-table th,
.cookie-table td {
    padding: var(--space-sm);
    text-align: left;
    border-bottom: 1px solid rgba(15, 30, 61, 0.1);
    font-size: 0.95rem;
}

.cookie-table th {
    background: rgba(15, 30, 61, 0.86);
    color: var(--color-white);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.cookie-table tbody tr:hover {
    background: rgba(16, 182, 173, 0.08);
}

.cookie-banner {
    position: fixed;
    bottom: var(--space-sm);
    left: 50%;
    transform: translateX(-50%);
    width: min(640px, 92%);
    background: rgba(15, 30, 61, 0.92);
    color: var(--color-white);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    box-shadow: 0 28px 60px rgba(10, 18, 36, 0.4);
    backdrop-filter: blur(18px);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    z-index: 998;
}

.cookie-banner.hidden {
    display: none;
}

.cookie-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
}

.cookie-actions a {
    flex: 1;
    min-width: 140px;
    justify-content: center;
}

.stats-bar {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.stat-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    background: rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    padding: var(--space-sm);
}

.stat-item span {
    font-size: 1.5rem;
    font-weight: 600;
}

.table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-md);
}

blockquote::before {
    content: "“";
    font-size: 4rem;
    line-height: 0;
    display: block;
    color: rgba(16, 182, 173, 0.4);
}

@media (min-width: 768px) {
    .nav-menu {
        position: static;
        transform: none;
        background: transparent;
        backdrop-filter: none;
        flex-direction: row;
        gap: var(--space-md);
        justify-content: flex-end;
    }

    .nav-menu a {
        color: rgba(255, 255, 255, 0.85);
        font-size: 1rem;
    }

    .nav-toggle {
        display: none;
    }

    .nav-menu-static {
        display: flex;
        gap: var(--space-md);
    }

    .hero-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        align-items: center;
    }

    .hero-panel {
        margin-left: auto;
        max-width: 420px;
    }

    .stats-bar {
        flex-direction: row;
    }

    .footer-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .contact-wrapper {
        grid-template-columns: 1.1fr 1fr;
    }
}

@media (min-width: 1024px) {
    .page-hero {
        padding-top: var(--space-2xl);
    }

    .grid.featured-grid {
        grid-template-columns: 2fr 1fr 1fr;
    }

    .newsletter-card {
        grid-template-columns: 1.2fr 1fr;
        align-items: center;
    }

    .search-panel {
        gap: var(--space-md);
    }
}

@media (max-width: 480px) {
    .hero-panel {
        padding: var(--space-md);
    }

    .newsletter-form {
        flex-direction: column;
    }

    .newsletter-form input[type="email"] {
        min-width: auto;
        width: 100%;
    }

    .footer-contacts {
        flex-direction: column;
        align-items: flex-start;
    }
}