@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;
    --ink: #26251e;
    --body: #5a5852;
    --body-strong: #26251e;
    --muted: #807d72;
    --muted-soft: #a09c92;
    --on-primary: #ffffff;
    --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 { font-size: 16px; scroll-behavior: smooth; }

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

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }

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

/* NAV */
.site-nav {
    background: var(--canvas);
    border-bottom: 1px solid var(--hairline);
    height: 64px;
    position: sticky;
    top: 0;
    z-index: 100;
}
.site-nav .container {
    display: flex;
    align-items: center;
    height: 100%;
    gap: 0;
}
.nav-logo {
    font-family: 'Inter', sans-serif;
    font-size: 18px;
    font-weight: 600;
    color: var(--ink);
    letter-spacing: -0.3px;
    margin-right: auto;
}
.nav-logo span { color: var(--primary); }
.nav-links {
    display: flex;
    align-items: center;
    gap: 28px;
    list-style: none;
}
.nav-links a {
    font-size: 14px;
    font-weight: 500;
    color: var(--body);
    line-height: 1.4;
    transition: color 0.15s;
}
.nav-links a:hover { color: var(--ink); }
.nav-hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    flex-direction: column;
    gap: 5px;
}
.nav-hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--ink);
    border-radius: 2px;
    transition: all 0.2s;
}

/* HERO */
.hero {
    padding: 80px 0;
    border-bottom: 1px solid var(--hairline-soft);
}
.hero-label {
    display: inline-block;
    background: var(--surface-strong);
    color: var(--ink);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    border-radius: 9999px;
    padding: 4px 10px;
    margin-bottom: 24px;
}
.hero h1 {
    font-size: 72px;
    font-weight: 400;
    color: var(--ink);
    line-height: 1.1;
    letter-spacing: -2.16px;
    max-width: 820px;
    margin-bottom: 20px;
}
.hero-sub {
    font-size: 16px;
    color: var(--body);
    max-width: 560px;
    line-height: 1.5;
    margin-bottom: 40px;
}
.hero-image {
    width: 100%;
    max-height: 420px;
    object-fit: cover;
    border-radius: var(--rounded-lg);
    border: 1px solid var(--hairline);
}
.hero-caption {
    font-size: 13px;
    color: var(--muted);
    margin-top: 8px;
    font-family: 'Inter', sans-serif;
}

/* SECTIONS */
.section { padding: 80px 0; }
.section + .section { border-top: 1px solid var(--hairline-soft); }

.section-label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 16px;
}
.section-title {
    font-size: 36px;
    font-weight: 400;
    color: var(--ink);
    line-height: 1.2;
    letter-spacing: -0.72px;
    margin-bottom: 12px;
}
.section-sub {
    font-size: 16px;
    color: var(--body);
    max-width: 600px;
    margin-bottom: 48px;
}

/* CARDS */
.card-grid {
    display: grid;
    gap: 24px;
}
.card-grid-3 { grid-template-columns: repeat(3, 1fr); }
.card-grid-2 { grid-template-columns: repeat(2, 1fr); }

.card {
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-radius: var(--rounded-lg);
    padding: 24px;
}
.card-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--rounded-md);
    margin-bottom: 20px;
    border: 1px solid var(--hairline-soft);
}
.card-tag {
    display: inline-block;
    background: var(--surface-strong);
    color: var(--muted);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    border-radius: 9999px;
    padding: 4px 10px;
    margin-bottom: 12px;
}
.card h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--ink);
    line-height: 1.4;
    margin-bottom: 8px;
}
.card p {
    font-size: 14px;
    color: var(--body);
    line-height: 1.5;
}
.card-link {
    display: inline-block;
    margin-top: 16px;
    font-size: 14px;
    font-weight: 500;
    color: var(--ink);
    border-bottom: 1px solid var(--hairline-strong);
    padding-bottom: 2px;
    transition: border-color 0.15s, color 0.15s;
}
.card-link:hover { color: var(--primary); border-color: var(--primary); }

/* ARTICLE CARD */
.article-card {
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-radius: var(--rounded-lg);
    overflow: hidden;
}
.article-card-img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}
.article-card-body { padding: 24px; }
.article-card-body .card-tag { margin-bottom: 10px; }
.article-card-body h3 {
    font-size: 22px;
    font-weight: 400;
    color: var(--ink);
    line-height: 1.25;
    letter-spacing: -0.11px;
    margin-bottom: 10px;
}
.article-card-body p { font-size: 15px; color: var(--body); line-height: 1.55; }

/* ARTICLE PAGE */
.article-header { padding: 60px 0 40px; border-bottom: 1px solid var(--hairline-soft); }
.article-header .hero-label { margin-bottom: 20px; }
.article-header h1 {
    font-size: 48px;
    font-weight: 400;
    color: var(--ink);
    line-height: 1.15;
    letter-spacing: -1.2px;
    max-width: 760px;
    margin-bottom: 16px;
}
.article-meta {
    font-size: 13px;
    color: var(--muted);
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}
.article-meta span { display: flex; align-items: center; gap: 4px; }

.article-body { padding: 60px 0; }
.article-content {
    max-width: 720px;
}
.article-content h2 {
    font-size: 26px;
    font-weight: 400;
    color: var(--ink);
    line-height: 1.25;
    letter-spacing: -0.325px;
    margin: 48px 0 16px;
}
.article-content h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--ink);
    margin: 32px 0 12px;
}
.article-content p { font-size: 16px; color: var(--body); line-height: 1.6; margin-bottom: 20px; }
.article-content ul, .article-content ol { margin: 0 0 20px 24px; }
.article-content li { font-size: 16px; color: var(--body); line-height: 1.6; margin-bottom: 6px; }
.article-content a { color: var(--ink); border-bottom: 1px solid var(--hairline-strong); }
.article-content a:hover { color: var(--primary); border-color: var(--primary); }

.article-img-full {
    width: 100%;
    max-height: 480px;
    object-fit: cover;
    border-radius: var(--rounded-lg);
    border: 1px solid var(--hairline);
    margin: 40px 0 12px;
}
.article-img-caption {
    font-size: 13px;
    color: var(--muted);
    margin-bottom: 40px;
}

.info-box {
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-left: 3px solid var(--ink);
    border-radius: var(--rounded-md);
    padding: 20px 24px;
    margin: 32px 0;
}
.info-box p { margin-bottom: 0; font-size: 15px; }

/* FORM */
.form-section { padding: 80px 0; background: var(--canvas); }
.form-wrap {
    max-width: 560px;
}
.form-group { margin-bottom: 20px; }
.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--ink);
    margin-bottom: 6px;
}
.form-group input,
.form-group textarea {
    width: 100%;
    background: var(--surface-card);
    color: var(--ink);
    border: 1px solid var(--hairline-strong);
    border-radius: var(--rounded-md);
    padding: 12px 16px;
    font-size: 16px;
    font-family: inherit;
    height: 44px;
    transition: border-color 0.15s;
    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); }
.field-error {
    display: none;
    font-size: 13px;
    color: var(--error);
    margin-top: 4px;
}
.btn-primary {
    background: 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 0.15s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.btn-primary:hover { background: var(--primary-active); }
.btn-primary:disabled { opacity: 0.6; cursor: not-allowed; }
.form-success {
    display: none;
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-left: 3px solid var(--success);
    border-radius: var(--rounded-md);
    padding: 16px 20px;
    font-size: 15px;
    color: var(--success);
    margin-top: 16px;
}

/* COOKIE BANNER */
#cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--ink);
    color: var(--canvas);
    padding: 20px 24px;
    z-index: 9999;
    display: none;
}
#cookie-banner.visible { display: block; }
.cookie-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 24px;
    flex-wrap: wrap;
}
.cookie-inner p { font-size: 14px; flex: 1; min-width: 260px; line-height: 1.5; }
.cookie-inner p a { color: var(--canvas); border-bottom: 1px solid rgba(247,247,244,0.4); }
.cookie-btns { display: flex; gap: 10px; flex-shrink: 0; }
.btn-cookie-accept {
    background: var(--primary);
    color: var(--on-primary);
    font-size: 14px;
    font-weight: 500;
    padding: 8px 16px;
    border: none;
    border-radius: var(--rounded-md);
    cursor: pointer;
    font-family: inherit;
    transition: background 0.15s;
}
.btn-cookie-accept:hover { background: var(--primary-active); }
.btn-cookie-reject {
    background: transparent;
    color: var(--canvas);
    font-size: 14px;
    font-weight: 500;
    padding: 8px 16px;
    border: 1px solid rgba(247,247,244,0.3);
    border-radius: var(--rounded-md);
    cursor: pointer;
    font-family: inherit;
    transition: border-color 0.15s;
}
.btn-cookie-reject:hover { border-color: rgba(247,247,244,0.6); }

/* FOOTER */
.site-footer {
    background: 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: 40px;
    margin-bottom: 48px;
}
.footer-brand .nav-logo { font-size: 16px; margin-bottom: 12px; display: block; }
.footer-brand p { font-size: 14px; color: var(--muted); line-height: 1.6; }
.footer-col h4 {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 16px;
}
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { font-size: 14px; color: var(--body); transition: color 0.15s; }
.footer-col ul li a:hover { color: var(--ink); }
.footer-bottom {
    border-top: 1px solid var(--hairline-soft);
    padding-top: 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}
.footer-bottom p { font-size: 14px; color: var(--muted); }
.footer-bottom a { color: var(--muted); border-bottom: 1px solid var(--hairline); }
.footer-bottom a:hover { color: var(--ink); }

/* DISCLAIMER */
.disclaimer {
    background: var(--canvas-soft);
    border: 1px solid var(--hairline-soft);
    border-radius: var(--rounded-md);
    padding: 16px 20px;
    margin: 32px 0;
    font-size: 13px;
    color: var(--muted);
    line-height: 1.5;
}

/* PAGE HEADER */
.page-header {
    padding: 60px 0 48px;
    border-bottom: 1px solid var(--hairline-soft);
}
.page-header h1 {
    font-size: 48px;
    font-weight: 400;
    color: var(--ink);
    line-height: 1.15;
    letter-spacing: -1.2px;
    margin-bottom: 16px;
}
.page-header p { font-size: 16px; color: var(--body); max-width: 600px; }

/* PROSE (about / privacy / terms) */
.prose { padding: 60px 0; max-width: 760px; }
.prose h2 {
    font-size: 26px;
    font-weight: 400;
    color: var(--ink);
    line-height: 1.25;
    letter-spacing: -0.325px;
    margin: 48px 0 16px;
}
.prose h2:first-child { margin-top: 0; }
.prose h3 { font-size: 18px; font-weight: 600; color: var(--ink); margin: 28px 0 10px; }
.prose p { font-size: 16px; color: var(--body); line-height: 1.6; margin-bottom: 18px; }
.prose ul, .prose ol { margin: 0 0 18px 24px; }
.prose li { font-size: 16px; color: var(--body); line-height: 1.6; margin-bottom: 6px; }
.prose a { color: var(--ink); border-bottom: 1px solid var(--hairline-strong); }
.prose a:hover { color: var(--primary); border-color: var(--primary); }

/* BREADCRUMB */
.breadcrumb {
    padding: 16px 0;
    font-size: 13px;
    color: var(--muted);
    display: flex;
    gap: 8px;
    align-items: center;
    border-bottom: 1px solid var(--hairline-soft);
}
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--ink); }
.breadcrumb .sep { color: var(--hairline-strong); }

/* SCHEMA hidden */
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* RESPONSIVE */
@media (max-width: 1024px) {
    .hero h1 { font-size: 56px; letter-spacing: -1.5px; }
    .card-grid-3 { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
    .hero h1 { font-size: 36px; letter-spacing: -0.8px; }
    .section-title { font-size: 28px; }
    .card-grid-3, .card-grid-2 { grid-template-columns: 1fr; }
    .nav-links { display: none; position: absolute; top: 64px; left: 0; right: 0; background: var(--canvas); border-bottom: 1px solid var(--hairline); padding: 16px 24px; flex-direction: column; align-items: flex-start; gap: 16px; }
    .nav-links.open { display: flex; }
    .nav-hamburger { display: flex; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .article-header h1 { font-size: 32px; }
    .page-header h1 { font-size: 32px; }
}
@media (max-width: 480px) {
    .hero { padding: 48px 0; }
    .hero h1 { font-size: 32px; }
    .footer-grid { grid-template-columns: 1fr; }
    .cookie-inner { flex-direction: column; align-items: flex-start; }
}