: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;
    --semantic-success: #1f8a65;
    --semantic-error: #cf2d56;
    --rounded-xs: 4px;
    --rounded-sm: 6px;
    --rounded-md: 8px;
    --rounded-lg: 12px;
    --rounded-xl: 16px;
    --rounded-pill: 9999px;
    --spacing-xxs: 4px;
    --spacing-xs: 8px;
    --spacing-sm: 12px;
    --spacing-base: 16px;
    --spacing-md: 20px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-xxl: 48px;
    --spacing-section: 80px;
}

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

html {
    font-size: 16px;
    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: var(--ink);
    text-decoration: none;
}

a:hover {
    color: var(--primary);
}

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

ul {
    list-style: none;
}

address {
    font-style: normal;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-base);
}

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

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

.logo {
    font-size: 18px;
    font-weight: 600;
    color: var(--ink);
    letter-spacing: -0.2px;
    line-height: 1;
}

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

.main-nav ul {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

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

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

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

h1, h2, h3, h4 {
    color: var(--ink);
    font-weight: 400;
}

h1 {
    font-size: 72px;
    line-height: 1.1;
    letter-spacing: -2.16px;
}

h2 {
    font-size: 36px;
    line-height: 1.2;
    letter-spacing: -0.72px;
}

h3 {
    font-size: 26px;
    line-height: 1.25;
    letter-spacing: -0.325px;
}

h4 {
    font-size: 22px;
    line-height: 1.3;
    letter-spacing: -0.11px;
}

p {
    color: var(--body);
    font-size: 16px;
    line-height: 1.5;
}

.badge {
    display: inline-block;
    background-color: var(--surface-strong);
    color: var(--ink);
    font-size: 11px;
    font-weight: 600;
    line-height: 1.4;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    border-radius: var(--rounded-pill);
    padding: 4px 10px;
}

.section {
    padding: var(--spacing-section) 0;
}

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

.hero-band {
    padding: var(--spacing-section) 0;
    background-color: var(--canvas);
}

.hero-band h1 {
    max-width: 900px;
    margin-bottom: var(--spacing-lg);
}

.hero-band .hero-sub {
    font-size: 16px;
    color: var(--body);
    max-width: 560px;
    margin-bottom: var(--spacing-xl);
    line-height: 1.5;
}

.hero-image {
    margin-top: var(--spacing-section);
    border-radius: var(--rounded-lg);
    overflow: hidden;
    border: 1px solid var(--hairline);
    background-color: var(--surface-card);
}

.hero-image img {
    width: 100%;
    max-height: 480px;
    object-fit: cover;
}

.card {
    background-color: var(--surface-card);
    border: 1px solid var(--hairline);
    border-radius: var(--rounded-lg);
    padding: var(--spacing-lg);
}

.card-grid {
    display: grid;
    gap: var(--spacing-lg);
}

.card-grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

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

.card h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--ink);
}

.card p {
    color: var(--body);
    font-size: 14px;
    line-height: 1.5;
}

.card-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--rounded-md);
    margin-bottom: var(--spacing-base);
}

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

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

.article-card-img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.article-card-body {
    padding: var(--spacing-lg);
}

.article-card-body h3 {
    font-size: 22px;
    margin-bottom: var(--spacing-xs);
    color: var(--ink);
}

.article-card-body p {
    font-size: 14px;
    color: var(--body);
    line-height: 1.5;
    margin-bottom: var(--spacing-base);
}

.article-card-body .read-more {
    font-size: 14px;
    font-weight: 500;
    color: var(--ink);
    border-bottom: 1px solid var(--hairline-strong);
    padding-bottom: 2px;
}

.article-card-body .read-more:hover {
    color: var(--primary);
    border-color: var(--primary);
}

.article-meta {
    font-size: 13px;
    color: var(--muted);
    margin-bottom: var(--spacing-sm);
}

.divider {
    height: 1px;
    background-color: var(--hairline);
    margin: var(--spacing-section) 0;
}

.cta-band {
    padding: 96px 0;
    background-color: var(--canvas);
    text-align: center;
    border-top: 1px solid var(--hairline);
}

.cta-band h2 {
    margin-bottom: var(--spacing-xl);
}

.article-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: var(--spacing-xxl);
    align-items: start;
}

.article-content h2 {
    font-size: 26px;
    margin: var(--spacing-xl) 0 var(--spacing-base);
    letter-spacing: -0.325px;
}

.article-content h3 {
    font-size: 22px;
    margin: var(--spacing-lg) 0 var(--spacing-sm);
    letter-spacing: -0.11px;
}

.article-content p {
    margin-bottom: var(--spacing-base);
    line-height: 1.6;
}

.article-content ul, .article-content ol {
    margin: var(--spacing-base) 0 var(--spacing-base) var(--spacing-xl);
    list-style: disc;
}

.article-content ol {
    list-style: decimal;
}

.article-content li {
    color: var(--body);
    line-height: 1.5;
    margin-bottom: var(--spacing-xs);
}

.article-content figure {
    margin: var(--spacing-xl) 0;
}

.article-content figure img {
    width: 100%;
    border-radius: var(--rounded-lg);
    border: 1px solid var(--hairline);
}

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

.article-hero-img {
    width: 100%;
    height: 360px;
    object-fit: cover;
    border-radius: var(--rounded-lg);
    border: 1px solid var(--hairline);
    margin-bottom: var(--spacing-xl);
}

.sidebar {
    position: sticky;
    top: 80px;
}

.sidebar-card {
    background-color: var(--surface-card);
    border: 1px solid var(--hairline);
    border-radius: var(--rounded-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-base);
}

.sidebar-card h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: var(--spacing-base);
    letter-spacing: 0;
}

.sidebar-card ul {
    list-style: none;
}

.sidebar-card ul li {
    margin-bottom: var(--spacing-xs);
    padding-bottom: var(--spacing-xs);
    border-bottom: 1px solid var(--hairline-soft);
}

.sidebar-card ul li:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.sidebar-card ul li a {
    font-size: 14px;
    color: var(--body);
    line-height: 1.4;
}

.sidebar-card ul li a:hover {
    color: var(--ink);
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.breadcrumb a,
.breadcrumb span {
    font-size: 13px;
    color: var(--muted);
}

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

.breadcrumb .sep {
    color: var(--hairline-strong);
}

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

.page-header h1 {
    font-size: 36px;
    letter-spacing: -0.72px;
    margin-bottom: var(--spacing-sm);
}

.page-header .subtitle {
    font-size: 16px;
    color: var(--muted);
}

.contact-form {
    background-color: var(--surface-card);
    border: 1px solid var(--hairline);
    border-radius: var(--rounded-lg);
    padding: var(--spacing-xl);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--ink);
    margin-bottom: var(--spacing-xs);
}

.form-group input,
.form-group textarea {
    width: 100%;
    background-color: 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;
    line-height: 1.5;
    transition: border-color 0.15s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--ink);
}

.form-group textarea {
    height: 140px;
    resize: vertical;
}

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

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

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

.form-success {
    display: none;
    background-color: #e8f5f0;
    border: 1px solid #9fd4bc;
    border-radius: var(--rounded-md);
    padding: var(--spacing-base) var(--spacing-lg);
    color: var(--semantic-success);
    font-size: 14px;
    margin-top: var(--spacing-base);
}

.policy-content h2 {
    font-size: 22px;
    margin: var(--spacing-xl) 0 var(--spacing-sm);
}

.policy-content p,
.policy-content li {
    font-size: 14px;
    color: var(--body);
    line-height: 1.6;
    margin-bottom: var(--spacing-sm);
}

.policy-content ul {
    list-style: disc;
    margin-left: var(--spacing-xl);
    margin-bottom: var(--spacing-base);
}

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

.footer-inner {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
    gap: var(--spacing-xl);
}

.footer-brand {
    font-size: 18px;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: var(--spacing-sm);
}

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

.footer-tagline {
    font-size: 14px;
    color: var(--body);
    line-height: 1.5;
}

.footer-col h3 {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: var(--spacing-base);
}

.footer-col ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-col ul li a {
    font-size: 14px;
    color: var(--body);
    line-height: 1.4;
}

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

.footer-col address p {
    font-size: 14px;
    color: var(--body);
    line-height: 1.5;
    margin-bottom: var(--spacing-xs);
}

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

.footer-bottom {
    background-color: var(--canvas);
    border-top: 1px solid var(--hairline);
    margin-top: var(--spacing-xxl);
    padding-top: var(--spacing-lg);
}

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

.footer-bottom .disclaimer {
    margin-top: var(--spacing-xs);
    font-size: 12px;
    color: var(--muted-soft);
}

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--surface-card);
    border-top: 1px solid var(--hairline-strong);
    z-index: 200;
    padding: var(--spacing-lg);
}

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

.cookie-inner p {
    font-size: 13px;
    color: var(--body);
    line-height: 1.5;
}

.cookie-inner a {
    color: var(--ink);
    text-decoration: underline;
}

.cookie-btns {
    display: flex;
    gap: var(--spacing-xs);
    flex-shrink: 0;
}

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

.btn-cookie-reject {
    background-color: transparent;
    color: var(--body);
    font-size: 14px;
    font-weight: 400;
    border: 1px solid var(--hairline-strong);
    border-radius: var(--rounded-md);
    padding: 8px 16px;
    cursor: pointer;
}

.btn-cookie-accept:hover {
    background-color: var(--body-strong);
}

.btn-cookie-reject:hover {
    border-color: var(--muted);
}

.info-box {
    background-color: var(--canvas-soft);
    border: 1px solid var(--hairline);
    border-radius: var(--rounded-md);
    padding: var(--spacing-base) var(--spacing-lg);
    margin: var(--spacing-base) 0;
}

.info-box p {
    font-size: 14px;
    color: var(--muted);
}

.source-ref {
    font-size: 13px;
    color: var(--muted);
    border-top: 1px solid var(--hairline);
    padding-top: var(--spacing-base);
    margin-top: var(--spacing-xl);
}

.source-ref a {
    color: var(--muted);
    text-decoration: underline;
}

.updated-date {
    font-size: 13px;
    color: var(--muted-soft);
    margin-bottom: var(--spacing-xl);
}

@media (max-width: 1024px) {
    h1 { font-size: 56px; }
    .footer-inner { grid-template-columns: repeat(3, 1fr); }
    .card-grid-3 { grid-template-columns: repeat(2, 1fr); }
    .article-layout { grid-template-columns: 1fr; }
    .sidebar { position: static; }
}

@media (max-width: 768px) {
    h1 { font-size: 32px; letter-spacing: -1px; }
    h2 { font-size: 26px; }
    h3 { font-size: 22px; }
    .nav-toggle { display: flex; }
    .main-nav {
        display: none;
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background-color: var(--canvas);
        border-bottom: 1px solid var(--hairline);
        padding: var(--spacing-base) 0;
    }
    .main-nav.open { display: block; }
    .main-nav ul {
        flex-direction: column;
        gap: 0;
        align-items: stretch;
    }
    .main-nav ul li a {
        display: block;
        padding: 12px var(--spacing-base);
        border-bottom: 1px solid var(--hairline-soft);
    }
    .card-grid-3 { grid-template-columns: 1fr; }
    .card-grid-2 { grid-template-columns: 1fr; }
    .footer-inner { grid-template-columns: 1fr 1fr; }
    .hero-band { padding: var(--spacing-xxl) 0; }
    .section { padding: var(--spacing-xxl) 0; }
    .cookie-inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 640px) {
    .footer-inner { grid-template-columns: 1fr; }
    .article-hero-img { height: 220px; }
}