@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400&display=swap');

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

:root {
    --canvas: #f7f7f4;
    --canvas-soft: #fafaf7;
    --surface-card: #ffffff;
    --surface-strong: #e6e5e0;
    --primary: #f54e00;
    --primary-active: #d04200;
    --on-primary: #ffffff;
    --ink: #26251e;
    --body: #5a5852;
    --body-strong: #26251e;
    --muted: #807d72;
    --muted-soft: #a09c92;
    --hairline: #e6e5e0;
    --hairline-soft: #efeee8;
    --hairline-strong: #cfcdc4;
    --success: #1f8a65;
    --error: #cf2d56;
    --rounded-xs: 4px;
    --rounded-sm: 6px;
    --rounded-md: 8px;
    --rounded-lg: 12px;
    --rounded-xl: 16px;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--canvas);
    color: var(--body);
    font-family: 'Inter', system-ui, 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: 16px;
    font-weight: 400;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Typography */
h1, h2, h3, h4 {
    font-weight: 400;
    color: var(--ink);
    letter-spacing: -0.5px;
    line-height: 1.2;
}

h1 { font-size: 48px; letter-spacing: -1.5px; line-height: 1.1; }
h2 { font-size: 36px; letter-spacing: -0.72px; }
h3 { font-size: 26px; letter-spacing: -0.325px; line-height: 1.25; }
h4 { font-size: 22px; letter-spacing: -0.11px; line-height: 1.3; }

p {
    color: var(--body);
    line-height: 1.6;
    margin-bottom: 16px;
}

p:last-child { margin-bottom: 0; }

/* Top Navigation */
.top-nav {
    background-color: var(--canvas);
    border-bottom: 1px solid var(--hairline);
    height: 64px;
    position: sticky;
    top: 0;
    z-index: 100;
}

.top-nav .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.nav-logo {
    font-size: 18px;
    font-weight: 600;
    color: var(--ink);
    letter-spacing: -0.5px;
    text-decoration: none;
}

.nav-logo span {
    color: var(--primary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
}

.nav-links a {
    font-size: 14px;
    font-weight: 500;
    color: var(--body);
    text-decoration: none;
    transition: color 0.15s ease;
    line-height: 1.4;
}

.nav-links a:hover {
    color: var(--ink);
}

.nav-hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 4px;
}

.nav-hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background-color: var(--ink);
    border-radius: 2px;
    transition: all 0.2s ease;
}

/* Mobile nav */
.mobile-nav {
    display: none;
    background-color: var(--canvas);
    border-bottom: 1px solid var(--hairline);
    padding: 16px 24px;
}

.mobile-nav.open {
    display: block;
}

.mobile-nav ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.mobile-nav a {
    font-size: 14px;
    font-weight: 500;
    color: var(--body);
    text-decoration: none;
}

/* Hero */
.hero {
    padding: 80px 0;
    background-color: var(--canvas);
}

.hero-label {
    display: inline-block;
    background-color: var(--surface-strong);
    color: var(--ink);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    padding: 4px 10px;
    border-radius: 9999px;
    margin-bottom: 24px;
}

.hero h1 {
    font-size: 56px;
    max-width: 800px;
    margin-bottom: 20px;
    color: var(--ink);
}

.hero-desc {
    font-size: 18px;
    color: var(--body);
    max-width: 640px;
    margin-bottom: 40px;
    line-height: 1.6;
}

.hero-image {
    margin-top: 48px;
    border-radius: var(--rounded-lg);
    overflow: hidden;
    border: 1px solid var(--hairline);
    max-height: 420px;
    object-fit: cover;
    width: 100%;
}

/* Sections */
.section {
    padding: 80px 0;
}

.section-alt {
    background-color: var(--surface-card);
}

.section-label {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 16px;
}

.section-title {
    font-size: 36px;
    color: var(--ink);
    margin-bottom: 16px;
    letter-spacing: -0.72px;
}

.section-desc {
    font-size: 16px;
    color: var(--body);
    max-width: 640px;
    line-height: 1.6;
    margin-bottom: 48px;
}

/* Cards */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.card {
    background-color: var(--surface-card);
    border: 1px solid var(--hairline);
    border-radius: var(--rounded-lg);
    padding: 24px;
    transition: border-color 0.15s ease;
}

.card:hover {
    border-color: var(--hairline-strong);
}

.card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--rounded-sm);
    margin-bottom: 20px;
    border: 1px solid var(--hairline-soft);
}

.card-label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 10px;
    display: block;
}

.card h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: 12px;
    letter-spacing: -0.2px;
    line-height: 1.3;
}

.card p {
    font-size: 14px;
    color: var(--body);
    line-height: 1.6;
    margin-bottom: 16px;
}

.card-link {
    font-size: 14px;
    font-weight: 500;
    color: var(--primary);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.card-link:hover {
    color: var(--primary-active);
}

/* Article cards (2-up) */
.cards-grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

/* Info blocks */
.info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 48px;
    align-items: start;
}

.info-block h3 {
    font-size: 26px;
    margin-bottom: 16px;
}

.info-block p {
    font-size: 16px;
    color: var(--body);
    line-height: 1.7;
}

/* Feature row */
.feature-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.feature-row.reverse {
    direction: rtl;
}

.feature-row.reverse > * {
    direction: ltr;
}

.feature-image {
    border-radius: var(--rounded-lg);
    border: 1px solid var(--hairline);
    width: 100%;
    object-fit: cover;
    max-height: 380px;
}

.feature-content h2 {
    font-size: 36px;
    margin-bottom: 16px;
}

.feature-content p {
    font-size: 16px;
    color: var(--body);
    line-height: 1.7;
    margin-bottom: 16px;
}

/* Table */
.info-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
    margin-top: 24px;
}

.info-table th {
    background-color: var(--surface-strong);
    color: var(--ink);
    font-weight: 600;
    text-align: left;
    padding: 12px 16px;
    border-bottom: 1px solid var(--hairline-strong);
}

.info-table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--hairline-soft);
    color: var(--body);
    vertical-align: top;
}

.info-table tr:last-child td {
    border-bottom: none;
}

/* Contact form */
.contact-section {
    padding: 80px 0;
    background-color: var(--canvas-soft);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 64px;
    align-items: start;
}

.contact-info h2 {
    font-size: 36px;
    margin-bottom: 16px;
}

.contact-info p {
    font-size: 16px;
    color: var(--body);
    line-height: 1.7;
    margin-bottom: 24px;
}

.contact-detail {
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-size: 14px;
    color: var(--body);
}

.contact-detail strong {
    color: var(--ink);
    font-weight: 600;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 20px;
}

.form-group label {
    font-size: 14px;
    font-weight: 500;
    color: var(--ink);
}

.form-group input,
.form-group textarea {
    background-color: var(--surface-card);
    border: 1px solid var(--hairline-strong);
    border-radius: var(--rounded-md);
    padding: 12px 16px;
    font-size: 16px;
    font-family: inherit;
    color: var(--ink);
    height: 44px;
    width: 100%;
    transition: border-color 0.15s ease;
    outline: none;
}

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

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--ink);
}

.form-group input.error,
.form-group textarea.error {
    border-color: var(--error);
}

.form-group .field-error {
    font-size: 13px;
    color: var(--error);
    display: none;
}

.form-group .field-error.visible {
    display: block;
}

.btn-primary {
    background-color: var(--primary);
    color: var(--on-primary);
    font-size: 14px;
    font-weight: 500;
    padding: 10px 18px;
    height: 40px;
    border-radius: var(--rounded-md);
    border: none;
    cursor: pointer;
    font-family: inherit;
    transition: background-color 0.15s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    line-height: 1;
}

.btn-primary:hover {
    background-color: var(--primary-active);
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.form-message {
    display: none;
    padding: 16px;
    border-radius: var(--rounded-md);
    font-size: 14px;
    margin-top: 16px;
}

.form-message.success {
    display: block;
    background-color: #e8f5f0;
    color: var(--success);
    border: 1px solid #b2d8cc;
}

/* Footer */
.footer {
    background-color: var(--canvas);
    border-top: 1px solid var(--hairline);
    padding: 64px 0 48px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand .nav-logo {
    font-size: 18px;
    margin-bottom: 12px;
    display: inline-block;
}

.footer-brand p {
    font-size: 14px;
    color: var(--body);
    line-height: 1.6;
    max-width: 260px;
}

.footer-col h4 {
    font-size: 13px;
    font-weight: 600;
    color: var(--ink);
    letter-spacing: 0.5px;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    font-size: 14px;
    color: var(--body);
    text-decoration: none;
    transition: color 0.15s ease;
}

.footer-links a:hover {
    color: var(--ink);
}

.footer-bottom {
    border-top: 1px solid var(--hairline);
    padding-top: 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.footer-bottom p {
    font-size: 14px;
    color: var(--muted);
    margin: 0;
}

/* Cookie banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--ink);
    color: var(--canvas);
    padding: 20px 24px;
    z-index: 1000;
    display: none;
}

.cookie-banner.visible {
    display: block;
}

.cookie-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
}

.cookie-text {
    font-size: 14px;
    color: var(--canvas);
    line-height: 1.5;
    flex: 1;
}

.cookie-text a {
    color: var(--canvas);
    text-decoration: underline;
    opacity: 0.8;
}

.cookie-buttons {
    display: flex;
    gap: 12px;
    flex-shrink: 0;
}

.cookie-btn-accept {
    background-color: var(--primary);
    color: var(--on-primary);
    border: none;
    padding: 8px 16px;
    border-radius: var(--rounded-md);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    font-family: inherit;
}

.cookie-btn-reject {
    background-color: transparent;
    color: var(--canvas);
    border: 1px solid rgba(247, 247, 244, 0.3);
    padding: 8px 16px;
    border-radius: var(--rounded-md);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    font-family: inherit;
}

/* Article page */
.article-header {
    padding: 64px 0 48px;
    border-bottom: 1px solid var(--hairline);
}

.article-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.article-category {
    background-color: var(--surface-strong);
    color: var(--ink);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    padding: 4px 10px;
    border-radius: 9999px;
}

.article-date {
    font-size: 13px;
    color: var(--muted);
}

.article-header h1 {
    font-size: 48px;
    max-width: 840px;
    margin-bottom: 20px;
}

.article-lead {
    font-size: 18px;
    color: var(--body);
    max-width: 720px;
    line-height: 1.6;
}

.article-content {
    padding: 64px 0;
}

.article-body {
    max-width: 720px;
}

.article-body h2 {
    font-size: 28px;
    color: var(--ink);
    margin-top: 48px;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.article-body h3 {
    font-size: 22px;
    color: var(--ink);
    margin-top: 32px;
    margin-bottom: 12px;
    letter-spacing: -0.2px;
}

.article-body p {
    font-size: 16px;
    color: var(--body);
    line-height: 1.75;
    margin-bottom: 20px;
}

.article-body ul,
.article-body ol {
    padding-left: 24px;
    margin-bottom: 20px;
}

.article-body li {
    font-size: 16px;
    color: var(--body);
    line-height: 1.7;
    margin-bottom: 8px;
}

.article-figure {
    margin: 40px 0;
}

.article-figure img {
    width: 100%;
    max-height: 480px;
    object-fit: cover;
    border-radius: var(--rounded-lg);
    border: 1px solid var(--hairline);
}

.article-figure figcaption {
    font-size: 13px;
    color: var(--muted);
    margin-top: 10px;
    line-height: 1.4;
}

.article-sources {
    margin-top: 48px;
    padding-top: 32px;
    border-top: 1px solid var(--hairline);
}

.article-sources h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: 16px;
}

.article-sources ul {
    list-style: none;
    padding: 0;
}

.article-sources li {
    font-size: 14px;
    color: var(--body);
    margin-bottom: 8px;
    padding-left: 16px;
    position: relative;
}

.article-sources li::before {
    content: '–';
    position: absolute;
    left: 0;
    color: var(--muted);
}

.article-sources a {
    color: var(--primary);
    text-decoration: none;
}

.article-sources a:hover {
    text-decoration: underline;
}

/* Breadcrumbs */
.breadcrumbs {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--muted);
    padding: 16px 0;
    border-bottom: 1px solid var(--hairline-soft);
    margin-bottom: 0;
}

.breadcrumbs a {
    color: var(--muted);
    text-decoration: none;
}

.breadcrumbs a:hover {
    color: var(--ink);
}

.breadcrumbs span {
    color: var(--ink);
}

/* Page header (about, privacy, terms) */
.page-header {
    padding: 64px 0;
    border-bottom: 1px solid var(--hairline);
}

.page-header h1 {
    font-size: 48px;
    margin-bottom: 16px;
}

.page-header p {
    font-size: 18px;
    color: var(--body);
    max-width: 640px;
    line-height: 1.6;
}

.page-content {
    padding: 64px 0;
}

.page-body {
    max-width: 800px;
}

.page-body h2 {
    font-size: 26px;
    color: var(--ink);
    margin-top: 40px;
    margin-bottom: 16px;
    letter-spacing: -0.3px;
}

.page-body h3 {
    font-size: 20px;
    color: var(--ink);
    margin-top: 28px;
    margin-bottom: 12px;
}

.page-body p {
    font-size: 16px;
    color: var(--body);
    line-height: 1.7;
    margin-bottom: 16px;
}

.page-body ul {
    padding-left: 24px;
    margin-bottom: 16px;
}

.page-body li {
    font-size: 16px;
    color: var(--body);
    line-height: 1.7;
    margin-bottom: 8px;
}

/* Divider */
.divider {
    border: none;
    border-top: 1px solid var(--hairline);
    margin: 0;
}

/* Update date */
.update-date {
    font-size: 13px;
    color: var(--muted);
    margin-top: 48px;
    padding-top: 24px;
    border-top: 1px solid var(--hairline-soft);
}

/* Responsive */
@media (max-width: 1024px) {
    h1 { font-size: 40px; }
    .hero h1 { font-size: 44px; }
    .cards-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr 1fr; }
    .footer-brand { grid-column: span 3; }
    .feature-row { gap: 40px; }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .nav-hamburger { display: flex; }
    .hero { padding: 48px 0; }
    .hero h1 { font-size: 32px; letter-spacing: -0.8px; }
    .section { padding: 48px 0; }
    .section-title { font-size: 28px; }
    .cards-grid { grid-template-columns: 1fr; }
    .cards-grid-2 { grid-template-columns: 1fr; }
    .info-grid { grid-template-columns: 1fr; gap: 32px; }
    .feature-row { grid-template-columns: 1fr; gap: 32px; }
    .feature-row.reverse { direction: ltr; }
    .contact-grid { grid-template-columns: 1fr; gap: 40px; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .footer-brand { grid-column: span 2; }
    .footer-bottom { flex-direction: column; align-items: flex-start; gap: 8px; }
    .article-header h1 { font-size: 32px; }
    .article-body h2 { font-size: 22px; }
    .page-header h1 { font-size: 32px; }
    .cookie-inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .hero h1 { font-size: 28px; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-brand { grid-column: span 1; }
}