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

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

:root {
    --canvas: #f5f1ec;
    --surface-1: #ffffff;
    --surface-2: #ede9e2;
    --hairline: #d3cec6;
    --hairline-soft: #e5e1da;
    --ink: #111111;
    --ink-muted: #626260;
    --ink-subtle: #7b7b78;
    --ink-tertiary: #9c9fa5;
    --inverse-canvas: #000000;
    --inverse-ink: #ffffff;
    --accent: #5a7a4a;
    --accent-light: #e8f0e4;
    --rounded-xs: 4px;
    --rounded-sm: 6px;
    --rounded-md: 8px;
    --rounded-lg: 12px;
    --rounded-xl: 16px;
    --rounded-xxl: 24px;
    --spacing-xxs: 4px;
    --spacing-xs: 8px;
    --spacing-sm: 12px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-xxl: 48px;
    --spacing-section: 96px;
    --max-width: 1280px;
    --nav-height: 56px;
    --font: 'Inter', ui-sans-serif, system-ui, sans-serif;
}

html { scroll-behavior: smooth; }
body { background: var(--canvas); color: var(--ink); font-family: var(--font); font-size: 16px; line-height: 1.5; -webkit-font-smoothing: antialiased; }
a { color: var(--ink); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }

/* NAV */
.top-nav {
    position: sticky; top: 0; z-index: 100;
    background: var(--canvas);
    border-bottom: 1px solid var(--hairline);
    height: var(--nav-height);
    display: flex; align-items: center;
}
.nav-container {
    max-width: var(--max-width); margin: 0 auto; padding: 0 var(--spacing-xl);
    width: 100%; display: flex; align-items: center; gap: var(--spacing-xl);
}
.nav-brand {
    font-size: 18px; font-weight: 500; letter-spacing: -0.3px; white-space: nowrap; flex-shrink: 0;
}
.nav-links {
    display: flex; align-items: center; gap: var(--spacing-lg); margin-left: auto;
}
.nav-links a {
    font-size: 14px; font-weight: 400; color: var(--ink-muted); white-space: nowrap;
    padding: 6px 0; transition: color 0.15s;
}
.nav-links a:hover, .nav-links a.active { color: var(--ink); text-decoration: none; }
.nav-dropdown { position: relative; }
.nav-dropdown-toggle { cursor: pointer; }
.nav-dropdown-menu {
    display: none; position: absolute; top: calc(100% + 8px); left: 0;
    background: var(--surface-1); border: 1px solid var(--hairline);
    border-radius: var(--rounded-lg); padding: var(--spacing-xs) 0;
    min-width: 240px; box-shadow: 0 4px 16px rgba(0,0,0,0.08);
    z-index: 200;
}
.nav-dropdown:hover .nav-dropdown-menu { display: block; }
.nav-dropdown-menu li a {
    display: block; padding: var(--spacing-xs) var(--spacing-lg);
    font-size: 14px; color: var(--ink); white-space: nowrap;
}
.nav-dropdown-menu li a:hover { background: var(--canvas); text-decoration: none; }
.nav-toggle {
    display: none; flex-direction: column; gap: 5px; cursor: pointer;
    background: none; border: none; padding: 4px; margin-left: auto;
}
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--ink); border-radius: 2px; transition: all 0.2s; }

/* LAYOUT */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 var(--spacing-xl); }
.section { padding: var(--spacing-section) 0; }
.section-sm { padding: 64px 0; }

/* HERO */
.hero {
    padding: 80px 0 72px;
    background: var(--canvas);
}
.hero-inner { max-width: var(--max-width); margin: 0 auto; padding: 0 var(--spacing-xl); }
.hero-eyebrow {
    display: inline-block; font-size: 14px; font-weight: 500; color: var(--ink-muted);
    margin-bottom: var(--spacing-lg);
}
.hero-title {
    font-size: clamp(36px, 5vw, 64px); font-weight: 500; line-height: 1.08;
    letter-spacing: -1.5px; color: var(--ink); max-width: 820px;
    margin-bottom: var(--spacing-lg);
}
.hero-subtitle {
    font-size: 18px; color: var(--ink-muted); line-height: 1.55;
    max-width: 580px; margin-bottom: var(--spacing-xxl);
}
.hero-image-wrap {
    margin-top: var(--spacing-xxl);
    border-radius: var(--rounded-xl);
    overflow: hidden;
    background: var(--surface-1);
    border: 1px solid var(--hairline);
    max-height: 440px;
}
.hero-image-wrap img { width: 100%; height: 440px; object-fit: cover; }

/* CARDS */
.card {
    background: var(--surface-1); border: 1px solid var(--hairline);
    border-radius: var(--rounded-lg); padding: var(--spacing-lg);
}
.card-xl { border-radius: var(--rounded-xl); padding: var(--spacing-xxl); }
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--spacing-lg); }
.card-img { border-radius: var(--rounded-md); overflow: hidden; margin-bottom: var(--spacing-md); }
.card-img img { width: 100%; height: 200px; object-fit: cover; }
.card-eyebrow { font-size: 12px; font-weight: 500; color: var(--ink-muted); margin-bottom: var(--spacing-xs); letter-spacing: 0; }
.card-title { font-size: 20px; font-weight: 500; letter-spacing: -0.3px; line-height: 1.3; margin-bottom: var(--spacing-xs); }
.card-title a { color: var(--ink); }
.card-title a:hover { text-decoration: underline; }
.card-body { font-size: 14px; color: var(--ink-muted); line-height: 1.55; }

/* SECTION HEADINGS */
.section-eyebrow { font-size: 14px; font-weight: 500; color: var(--ink-muted); margin-bottom: var(--spacing-md); }
.section-title {
    font-size: clamp(28px, 3.5vw, 44px); font-weight: 500;
    letter-spacing: -0.8px; line-height: 1.15; margin-bottom: var(--spacing-md);
}
.section-lead { font-size: 18px; color: var(--ink-muted); line-height: 1.55; max-width: 600px; margin-bottom: var(--spacing-xxl); }

/* BUTTONS */
.btn-primary {
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--ink); color: var(--inverse-ink);
    font-size: 15px; font-weight: 500; padding: 10px 18px;
    border-radius: var(--rounded-md); border: none; cursor: pointer;
    transition: opacity 0.15s; text-decoration: none; min-height: 40px;
}
.btn-primary:hover { opacity: 0.85; text-decoration: none; color: var(--inverse-ink); }
.btn-secondary {
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--surface-1); color: var(--ink);
    font-size: 15px; font-weight: 500; padding: 10px 18px;
    border-radius: var(--rounded-md); border: 1px solid var(--hairline); cursor: pointer;
    transition: background 0.15s; text-decoration: none; min-height: 40px;
}
.btn-secondary:hover { background: var(--canvas); text-decoration: none; }

/* ARTICLE PAGE */
.article-header { padding: 56px 0 40px; border-bottom: 1px solid var(--hairline); }
.article-header .container { max-width: 800px; }
.article-meta { font-size: 14px; color: var(--ink-muted); margin-bottom: var(--spacing-lg); display: flex; gap: var(--spacing-md); flex-wrap: wrap; }
.article-meta span { display: flex; align-items: center; gap: 4px; }
.article-category {
    display: inline-block; font-size: 12px; font-weight: 500;
    background: var(--accent-light); color: var(--accent);
    padding: 4px 10px; border-radius: var(--rounded-sm);
    margin-bottom: var(--spacing-md);
}
.article-title {
    font-size: clamp(28px, 4vw, 48px); font-weight: 500;
    letter-spacing: -1px; line-height: 1.12; margin-bottom: var(--spacing-md);
}
.article-lead { font-size: 20px; color: var(--ink-muted); line-height: 1.5; }
.article-body { padding: 48px 0; }
.article-body .container { max-width: 800px; }
.article-body h2 { font-size: 28px; font-weight: 500; letter-spacing: -0.5px; margin: 48px 0 16px; }
.article-body h3 { font-size: 22px; font-weight: 500; letter-spacing: -0.3px; margin: 32px 0 12px; }
.article-body p { font-size: 17px; line-height: 1.65; color: var(--ink); margin-bottom: var(--spacing-md); }
.article-body ul, .article-body ol { margin: var(--spacing-md) 0 var(--spacing-md) var(--spacing-xl); }
.article-body li { font-size: 17px; line-height: 1.65; margin-bottom: 6px; }
.article-body ul li { list-style: disc; }
.article-body ol li { list-style: decimal; }
.article-body figure { margin: var(--spacing-xxl) 0; }
.article-body figcaption { font-size: 13px; color: var(--ink-subtle); margin-top: 8px; }
.article-body figure img { border-radius: var(--rounded-xl); border: 1px solid var(--hairline); width: 100%; max-height: 480px; object-fit: cover; }
.article-body .infobox {
    background: var(--surface-1); border: 1px solid var(--hairline);
    border-radius: var(--rounded-lg); padding: var(--spacing-xl);
    margin: var(--spacing-xxl) 0;
}
.article-body .infobox h4 { font-size: 16px; font-weight: 500; margin-bottom: var(--spacing-sm); }
.article-body .infobox ul { margin-left: var(--spacing-lg); }
.article-body .infobox li { font-size: 15px; line-height: 1.6; }
.article-body .source-ref { font-size: 13px; color: var(--ink-subtle); border-top: 1px solid var(--hairline-soft); margin-top: 48px; padding-top: var(--spacing-md); }
.article-body .source-ref a { color: var(--ink-muted); text-decoration: underline; }
.article-body .data-table { width: 100%; border-collapse: collapse; margin: var(--spacing-xl) 0; font-size: 15px; }
.article-body .data-table th { background: var(--surface-2); padding: 10px var(--spacing-md); text-align: left; font-weight: 500; border-bottom: 1px solid var(--hairline); }
.article-body .data-table td { padding: 10px var(--spacing-md); border-bottom: 1px solid var(--hairline-soft); }
.article-body .data-table tr:last-child td { border-bottom: none; }

/* ARTICLE RELATED */
.article-related { border-top: 1px solid var(--hairline); padding: 48px 0; background: var(--canvas); }
.article-related .container { max-width: 800px; }

/* QUOTE STRIP */
.quote-strip {
    background: var(--inverse-canvas); color: var(--inverse-ink);
    padding: var(--spacing-section) 0;
}
.quote-strip blockquote { font-size: clamp(20px, 3vw, 32px); font-weight: 500; letter-spacing: -0.5px; line-height: 1.3; max-width: 720px; }
.quote-strip cite { display: block; font-size: 14px; color: #9c9fa5; font-style: normal; margin-top: var(--spacing-md); }

/* FEATURES STRIP */
.features-strip { background: var(--canvas); }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--spacing-md); }
.feature-item { padding: var(--spacing-xl); }
.feature-icon { width: 40px; height: 40px; margin-bottom: var(--spacing-md); }
.feature-title { font-size: 18px; font-weight: 500; margin-bottom: 8px; letter-spacing: -0.2px; }
.feature-desc { font-size: 15px; color: var(--ink-muted); line-height: 1.55; }

/* FORM */
.form-section { background: var(--canvas); }
.form-wrap {
    background: var(--surface-1); border: 1px solid var(--hairline);
    border-radius: var(--rounded-xl); padding: var(--spacing-xxl);
    max-width: 560px; margin: 0 auto;
}
.form-title { font-size: 28px; font-weight: 500; letter-spacing: -0.5px; margin-bottom: var(--spacing-xs); }
.form-subtitle { font-size: 16px; color: var(--ink-muted); margin-bottom: var(--spacing-xl); }
.form-group { margin-bottom: var(--spacing-md); }
.form-group label { display: block; font-size: 14px; font-weight: 500; margin-bottom: 6px; }
.form-group input, .form-group textarea {
    width: 100%; background: var(--surface-1); border: 1px solid var(--hairline);
    border-radius: var(--rounded-md); padding: 10px 14px; font-size: 16px;
    font-family: var(--font); color: var(--ink);
    transition: border-color 0.15s; min-height: 44px; outline: none;
}
.form-group input:focus, .form-group textarea:focus { border-color: var(--ink); }
.form-group textarea { min-height: 120px; resize: vertical; }
.form-group input.error, .form-group textarea.error { border-color: #c0392b; }
.form-error-msg { font-size: 13px; color: #c0392b; margin-top: 4px; display: none; }
.form-success {
    display: none; background: var(--accent-light); border: 1px solid #b5d4a8;
    border-radius: var(--rounded-md); padding: var(--spacing-md);
    font-size: 15px; color: #3a5a2a; margin-top: var(--spacing-md);
}
.form-loading { display: none; font-size: 15px; color: var(--ink-muted); margin-top: var(--spacing-md); }

/* COOKIE BANNER */
.cookie-banner {
    position: fixed; bottom: var(--spacing-xl); left: 50%; transform: translateX(-50%);
    width: calc(100% - 48px); max-width: 640px;
    background: var(--surface-1); border: 1px solid var(--hairline);
    border-radius: var(--rounded-xl); padding: var(--spacing-xl);
    z-index: 1000; box-shadow: 0 8px 32px rgba(0,0,0,0.12);
    display: none;
}
.cookie-banner.visible { display: block; }
.cookie-inner p { font-size: 14px; color: var(--ink-muted); line-height: 1.55; margin-bottom: var(--spacing-md); }
.cookie-inner p a { color: var(--ink); text-decoration: underline; }
.cookie-buttons { display: flex; gap: var(--spacing-sm); }

/* BREADCRUMB */
.breadcrumb { padding: var(--spacing-md) 0; border-bottom: 1px solid var(--hairline-soft); font-size: 13px; color: var(--ink-subtle); }
.breadcrumb a { color: var(--ink-subtle); }
.breadcrumb a:hover { color: var(--ink); text-decoration: none; }
.breadcrumb span { margin: 0 6px; }

/* PAGE HEADER */
.page-header { padding: 56px 0 40px; }
.page-title { font-size: clamp(32px, 4vw, 52px); font-weight: 500; letter-spacing: -1px; line-height: 1.1; margin-bottom: var(--spacing-md); }
.page-lead { font-size: 18px; color: var(--ink-muted); line-height: 1.55; max-width: 640px; }

/* PAGE BODY */
.page-body { padding: 40px 0 80px; }
.page-body h2 { font-size: 24px; font-weight: 500; letter-spacing: -0.3px; margin: 40px 0 12px; }
.page-body h3 { font-size: 20px; font-weight: 500; margin: 28px 0 10px; }
.page-body p { font-size: 16px; line-height: 1.7; margin-bottom: var(--spacing-md); color: var(--ink); }
.page-body ul { margin: var(--spacing-sm) 0 var(--spacing-md) var(--spacing-xl); }
.page-body li { font-size: 16px; line-height: 1.7; margin-bottom: 6px; list-style: disc; }
.page-body .updated { font-size: 13px; color: var(--ink-subtle); margin-top: 40px; padding-top: var(--spacing-md); border-top: 1px solid var(--hairline-soft); }

/* FOOTER */
.site-footer { background: var(--canvas); border-top: 1px solid var(--hairline); padding: 64px 0 0; }
.footer-container { max-width: var(--max-width); margin: 0 auto; padding: 0 var(--spacing-xl); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: var(--spacing-xxl); margin-bottom: var(--spacing-xxl); }
.footer-brand { font-size: 16px; font-weight: 500; margin-bottom: var(--spacing-sm); }
.footer-desc { font-size: 13px; color: var(--ink-subtle); line-height: 1.6; }
.footer-heading { font-size: 13px; font-weight: 500; margin-bottom: var(--spacing-sm); }
.footer-links li { margin-bottom: 6px; }
.footer-links a { font-size: 13px; color: var(--ink-subtle); transition: color 0.15s; }
.footer-links a:hover { color: var(--ink); text-decoration: none; }
.footer-bottom { border-top: 1px solid var(--hairline-soft); padding: var(--spacing-lg) 0; }
.footer-bottom p { font-size: 12px; color: var(--ink-subtle); }
.footer-bottom a { color: var(--ink-subtle); }
.footer-bottom a:hover { color: var(--ink); }

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

/* RESPONSIVE */
@media (max-width: 1024px) {
    .card-grid { grid-template-columns: repeat(2, 1fr); }
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--spacing-xl); }
}

@media (max-width: 768px) {
    :root { --spacing-section: 64px; }
    .card-grid { grid-template-columns: 1fr; }
    .features-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: var(--spacing-xl); }
    .hero-title { letter-spacing: -0.8px; }
    .nav-links { display: none; flex-direction: column; position: fixed; top: var(--nav-height); left: 0; right: 0; bottom: 0; background: var(--canvas); padding: var(--spacing-xl); border-top: 1px solid var(--hairline); overflow-y: auto; }
    .nav-links.open { display: flex; }
    .nav-links li { width: 100%; }
    .nav-links a { font-size: 18px; padding: var(--spacing-sm) 0; color: var(--ink); border-bottom: 1px solid var(--hairline-soft); display: block; }
    .nav-dropdown-menu { display: none; position: static; box-shadow: none; border: none; padding: 0; background: transparent; }
    .nav-dropdown.open .nav-dropdown-menu { display: block; }
    .nav-dropdown-menu li a { font-size: 16px; padding: var(--spacing-xs) var(--spacing-md); color: var(--ink-muted); border-bottom: none; }
    .nav-toggle { display: flex; }
    .cookie-banner { width: calc(100% - 32px); bottom: var(--spacing-md); }
    .article-body .container, .article-header .container, .article-related .container { max-width: 100%; }
    .form-wrap { padding: var(--spacing-xl); }
}

@media (max-width: 480px) {
    .container { padding: 0 var(--spacing-md); }
    .hero-inner { padding: 0 var(--spacing-md); }
    .footer-container { padding: 0 var(--spacing-md); }
    .hero-image-wrap img { height: 240px; }
}