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

:root {
    --canvas: #f7f7f4;
    --canvas-soft: #fafaf7;
    --surface-card: #ffffff;
    --surface-strong: #e6e5e0;
    --ink: #26251e;
    --body: #5a5852;
    --body-strong: #26251e;
    --muted: #807d72;
    --muted-soft: #a09c92;
    --primary: #f54e00;
    --primary-active: #d04200;
    --on-primary: #ffffff;
    --hairline: #e6e5e0;
    --hairline-soft: #efeee8;
    --hairline-strong: #cfcdc4;
    --success: #1f8a65;
    --error: #cf2d56;
    --font-sans: 'Inter', system-ui, 'Helvetica Neue', Helvetica, Arial, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

html { font-size: 16px; scroll-behavior: smooth; }

body {
    background-color: var(--canvas);
    color: var(--body);
    font-family: var(--font-sans);
    font-weight: 400;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

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

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

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

.site-header {
    background: var(--canvas);
    border-bottom: 1px solid var(--hairline);
    height: 64px;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.wordmark {
    font-size: 18px;
    font-weight: 600;
    color: var(--ink);
    letter-spacing: -0.3px;
    flex-shrink: 0;
}

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

.main-nav ul {
    list-style: none;
    display: flex;
    gap: 32px;
}

.main-nav a {
    font-size: 14px;
    font-weight: 500;
    color: var(--body);
    line-height: 1.4;
    transition: color 0.15s;
}

.main-nav a:hover,
.main-nav a.active { color: var(--ink); }

.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    width: 40px;
    height: 40px;
}

.nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--ink);
    border-radius: 2px;
    transition: transform 0.2s, opacity 0.2s;
}

.hero-band {
    padding: 80px 0;
    border-bottom: 1px solid var(--hairline);
}

.hero-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.hero-text {}

.section-label {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
    background: var(--surface-strong);
    padding: 4px 10px;
    border-radius: 9999px;
    margin-bottom: 20px;
}

.hero-h1 {
    font-size: 56px;
    font-weight: 400;
    line-height: 1.1;
    letter-spacing: -1.5px;
    color: var(--ink);
    margin-bottom: 20px;
}

.hero-sub {
    font-size: 16px;
    color: var(--body);
    line-height: 1.6;
    max-width: 480px;
    margin-bottom: 32px;
}

.hero-image {
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--hairline);
}

.hero-image img {
    width: 100%;
    height: 380px;
    object-fit: cover;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 500;
    line-height: 1;
    padding: 10px 18px;
    height: 40px;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    transition: background-color 0.15s, color 0.15s;
    text-decoration: none;
}

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

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

.btn-secondary {
    background: var(--surface-card);
    color: var(--ink);
    border: 1px solid var(--hairline-strong);
}

.btn-secondary:hover { background: var(--surface-strong); color: var(--ink); }

.btn-download {
    background: var(--ink);
    color: var(--canvas);
    padding: 12px 20px;
    height: 44px;
}

.btn-download:hover { background: #3a392f; color: var(--canvas); }

.section {
    padding: 80px 0;
}

.section-bordered {
    border-bottom: 1px solid var(--hairline);
}

.section-title {
    font-size: 36px;
    font-weight: 400;
    color: var(--ink);
    letter-spacing: -0.72px;
    line-height: 1.2;
    margin-bottom: 12px;
}

.section-sub {
    font-size: 16px;
    color: var(--body);
    line-height: 1.6;
    max-width: 600px;
    margin-bottom: 48px;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.cards-grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.feature-card {
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-radius: 12px;
    padding: 24px;
    transition: border-color 0.15s;
}

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

.feature-card h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--ink);
    line-height: 1.4;
    margin-bottom: 10px;
}

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

.article-card {
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-radius: 12px;
    overflow: hidden;
    transition: border-color 0.15s;
    text-decoration: none;
    display: block;
}

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

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

.article-card-body {
    padding: 20px 24px 24px;
}

.article-card-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
}

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

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

.article-card h3 {
    font-size: 22px;
    font-weight: 400;
    color: var(--ink);
    letter-spacing: -0.11px;
    line-height: 1.3;
    margin-bottom: 10px;
}

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

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

.page-header .section-label { margin-bottom: 16px; }

.page-h1 {
    font-size: 48px;
    font-weight: 400;
    color: var(--ink);
    letter-spacing: -1.2px;
    line-height: 1.15;
    margin-bottom: 16px;
}

.page-lead {
    font-size: 16px;
    color: var(--body);
    line-height: 1.6;
    max-width: 640px;
}

.content-body {
    max-width: 760px;
}

.content-body h2 {
    font-size: 26px;
    font-weight: 400;
    color: var(--ink);
    letter-spacing: -0.325px;
    line-height: 1.25;
    margin-top: 48px;
    margin-bottom: 16px;
}

.content-body h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--ink);
    line-height: 1.4;
    margin-top: 32px;
    margin-bottom: 12px;
}

.content-body p {
    font-size: 16px;
    color: var(--body);
    line-height: 1.6;
    margin-bottom: 20px;
}

.content-body ul, .content-body ol {
    margin: 0 0 20px 24px;
}

.content-body li {
    font-size: 16px;
    color: var(--body);
    line-height: 1.6;
    margin-bottom: 8px;
}

.content-body a { color: var(--primary); }
.content-body a:hover { color: var(--primary-active); }

.content-body blockquote {
    border-left: 3px solid var(--hairline-strong);
    padding: 12px 20px;
    margin: 24px 0;
    background: var(--canvas-soft);
    border-radius: 0 8px 8px 0;
}

.content-body blockquote p {
    margin: 0;
    color: var(--muted);
    font-style: italic;
}

.article-image-full {
    width: 100%;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--hairline);
    margin: 32px 0;
}

.article-image-full img {
    width: 100%;
    max-height: 420px;
    object-fit: cover;
}

.article-image-caption {
    font-size: 13px;
    color: var(--muted);
    text-align: center;
    margin-top: 8px;
}

.article-meta-bar {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 16px 0;
    border-top: 1px solid var(--hairline);
    border-bottom: 1px solid var(--hairline);
    margin-bottom: 40px;
}

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

.info-table {
    width: 100%;
    border-collapse: collapse;
    margin: 24px 0;
    font-size: 14px;
}

.info-table th {
    text-align: left;
    font-weight: 600;
    color: var(--ink);
    padding: 10px 16px;
    background: var(--surface-strong);
    border-bottom: 1px solid var(--hairline);
}

.info-table td {
    padding: 10px 16px;
    border-bottom: 1px solid var(--hairline-soft);
    color: var(--body);
}

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

.contact-section {
    padding: 80px 0;
    border-top: 1px solid var(--hairline);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
}

.contact-info h2 {
    font-size: 36px;
    font-weight: 400;
    color: var(--ink);
    letter-spacing: -0.72px;
    margin-bottom: 16px;
}

.contact-info p {
    font-size: 16px;
    color: var(--body);
    line-height: 1.6;
    margin-bottom: 20px;
}

.contact-form-card {
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-radius: 12px;
    padding: 32px;
}

.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);
    font-family: var(--font-sans);
    font-size: 16px;
    border: 1px solid var(--hairline-strong);
    border-radius: 8px;
    padding: 12px 16px;
    height: 44px;
    outline: none;
    transition: border-color 0.15s;
}

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

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

.form-success {
    display: none;
    background: #e8f5f1;
    border: 1px solid var(--success);
    border-radius: 8px;
    padding: 16px 20px;
    color: var(--success);
    font-size: 14px;
    margin-top: 16px;
}

.site-footer {
    background: var(--canvas);
    border-top: 1px solid var(--hairline);
    padding: 64px 0 0;
}

.footer-inner {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 48px;
}

.footer-brand {
    font-size: 16px;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: 8px;
}

.footer-tagline {
    font-size: 14px;
    color: var(--body);
    line-height: 1.6;
}

.footer-heading {
    font-size: 13px;
    font-weight: 600;
    color: var(--ink);
    letter-spacing: 0.3px;
    margin-bottom: 12px;
    text-transform: uppercase;
    font-size: 11px;
    letter-spacing: 0.88px;
}

.footer-col ul {
    list-style: none;
}

.footer-col li { margin-bottom: 8px; }

.footer-col a {
    font-size: 14px;
    color: var(--body);
    transition: color 0.15s;
}

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

.footer-bottom {
    border-top: 1px solid var(--hairline);
    padding: 20px 0;
}

.footer-bottom p {
    font-size: 13px;
    color: var(--muted);
}

.footer-bottom a {
    color: var(--muted);
    text-decoration: underline;
    text-underline-offset: 3px;
}

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

.cookie-banner {
    display: none;
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - 48px);
    max-width: 640px;
    background: var(--ink);
    color: var(--canvas);
    border-radius: 12px;
    padding: 20px 24px;
    z-index: 9999;
    box-shadow: 0 4px 24px rgba(38, 37, 30, 0.15);
}

.cookie-inner {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.cookie-inner p {
    font-size: 14px;
    color: var(--canvas-soft);
    line-height: 1.5;
    flex: 1;
    min-width: 200px;
}

.cookie-inner a { color: var(--canvas); text-decoration: underline; text-underline-offset: 2px; }

.cookie-buttons {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}

.cookie-banner .btn-primary {
    background: var(--primary);
    color: var(--on-primary);
    height: 36px;
    font-size: 13px;
}

.cookie-banner .btn-secondary {
    background: transparent;
    color: var(--canvas);
    border: 1px solid rgba(239, 238, 232, 0.3);
    height: 36px;
    font-size: 13px;
}

.cookie-banner .btn-secondary:hover { background: rgba(255,255,255,0.08); color: var(--canvas); }

.articles-list { padding: 64px 0; }

.articles-list-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.disclaimer-bar {
    background: var(--canvas-soft);
    border-bottom: 1px solid var(--hairline);
    padding: 10px 0;
}

.disclaimer-bar p {
    font-size: 13px;
    color: var(--muted);
    text-align: center;
}

.highlight-box {
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-left: 3px solid var(--primary);
    border-radius: 0 8px 8px 0;
    padding: 16px 20px;
    margin: 24px 0;
}

.highlight-box p {
    margin: 0;
    font-size: 15px;
    color: var(--body);
}

.stat-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--hairline);
    border: 1px solid var(--hairline);
    border-radius: 12px;
    overflow: hidden;
    margin: 32px 0;
}

.stat-cell {
    background: var(--surface-card);
    padding: 24px;
}

.stat-cell .stat-num {
    font-size: 32px;
    font-weight: 400;
    color: var(--ink);
    letter-spacing: -0.72px;
    display: block;
    margin-bottom: 4px;
}

.stat-cell .stat-label {
    font-size: 13px;
    color: var(--muted);
}

.breadcrumb {
    padding: 16px 0;
    font-size: 13px;
    color: var(--muted);
}

.breadcrumb a { color: var(--muted); text-decoration: underline; text-underline-offset: 3px; }
.breadcrumb a:hover { color: var(--ink); }
.breadcrumb span { margin: 0 6px; }

.related-section {
    padding: 64px 0;
    border-top: 1px solid var(--hairline);
}

.related-section .section-title { font-size: 26px; letter-spacing: -0.325px; margin-bottom: 32px; }

@media (max-width: 1024px) {
    .hero-h1 { font-size: 44px; }
    .cards-grid { grid-template-columns: repeat(2, 1fr); }
    .articles-list-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .nav-toggle { display: flex; }

    .main-nav {
        display: none;
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background: var(--canvas);
        border-bottom: 1px solid var(--hairline);
        padding: 16px 24px;
    }

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

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

    .main-nav li { border-bottom: 1px solid var(--hairline-soft); }

    .main-nav a {
        display: block;
        padding: 12px 0;
    }

    .hero-inner { grid-template-columns: 1fr; }
    .hero-h1 { font-size: 36px; letter-spacing: -0.8px; }
    .hero-image { order: -1; }

    .page-h1 { font-size: 36px; letter-spacing: -0.7px; }

    .cards-grid { grid-template-columns: 1fr; }
    .cards-grid-2 { grid-template-columns: 1fr; }
    .articles-list-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .footer-inner { grid-template-columns: 1fr; gap: 32px; }
    .stat-row { grid-template-columns: 1fr; }
    .cookie-inner { flex-direction: column; gap: 12px; }
}

@media (max-width: 640px) {
    .container { padding: 0 16px; }
    .hero-band { padding: 48px 0; }
    .section { padding: 48px 0; }
}