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

:root {
    --color-primary: #f54e00;
    --color-primary-active: #d04200;
    --color-canvas: #f7f7f4;
    --color-canvas-soft: #fafaf7;
    --color-surface-card: #ffffff;
    --color-surface-strong: #e6e5e0;
    --color-hairline: #e6e5e0;
    --color-hairline-soft: #efeee8;
    --color-hairline-strong: #cfcdc4;
    --color-ink: #26251e;
    --color-body: #5a5852;
    --color-body-strong: #26251e;
    --color-muted: #807d72;
    --color-muted-soft: #a09c92;
    --color-on-primary: #ffffff;
    --color-success: #1f8a65;
    --color-error: #cf2d56;
    --rounded-xs: 4px;
    --rounded-sm: 6px;
    --rounded-md: 8px;
    --rounded-lg: 12px;
    --rounded-xl: 16px;
    --rounded-pill: 9999px;
}

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

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    background-color: var(--color-canvas);
    color: var(--color-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(--color-ink);
    text-decoration: none;
}

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

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

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


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

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.nav-logo {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-ink);
    letter-spacing: -0.3px;
}

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

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

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

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

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

.nav-hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-ink);
    border-radius: 2px;
    transition: all 0.2s;
}


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

.hero-content {
    max-width: 680px;
}

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

.hero h1 {
    font-size: 56px;
    font-weight: 400;
    line-height: 1.1;
    letter-spacing: -1.5px;
    color: var(--color-ink);
    margin-bottom: 24px;
}

.hero-desc {
    font-size: 18px;
    line-height: 1.6;
    color: var(--color-body);
    max-width: 560px;
    margin-bottom: 40px;
}

.hero-image {
    margin-top: 48px;
    border-radius: var(--rounded-lg);
    overflow: hidden;
    border: 1px solid var(--color-hairline);
}

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


.section {
    padding: 80px 0;
}

.section-alt {
    background-color: var(--color-canvas-soft);
    border-top: 1px solid var(--color-hairline-soft);
    border-bottom: 1px solid var(--color-hairline-soft);
}

.section-label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--color-muted);
    margin-bottom: 12px;
}

.section-title {
    font-size: 36px;
    font-weight: 400;
    line-height: 1.2;
    letter-spacing: -0.72px;
    color: var(--color-ink);
    margin-bottom: 16px;
}

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


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

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

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

.card-icon {
    width: 40px;
    height: 40px;
    margin-bottom: 16px;
    color: var(--color-primary);
}

.card h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-ink);
    margin-bottom: 8px;
    line-height: 1.4;
}

.card p {
    font-size: 15px;
    line-height: 1.6;
    color: var(--color-body);
}


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

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

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

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

.article-card-category {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--color-muted);
    margin-bottom: 8px;
}

.article-card h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-ink);
    margin-bottom: 10px;
    line-height: 1.3;
}

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

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


.article-header {
    padding: 48px 0 32px;
    border-bottom: 1px solid var(--color-hairline);
    margin-bottom: 48px;
}

.article-header h1 {
    font-size: 42px;
    font-weight: 400;
    line-height: 1.15;
    letter-spacing: -0.72px;
    color: var(--color-ink);
    margin-bottom: 16px;
    max-width: 760px;
}

.article-header .article-meta {
    margin-top: 16px;
    font-size: 14px;
    color: var(--color-muted);
}

.article-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 64px;
    align-items: start;
}

.article-body {
    max-width: 100%;
}

.article-body h2 {
    font-size: 26px;
    font-weight: 400;
    letter-spacing: -0.325px;
    color: var(--color-ink);
    margin-top: 40px;
    margin-bottom: 16px;
    line-height: 1.25;
}

.article-body h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--color-ink);
    margin-top: 28px;
    margin-bottom: 12px;
}

.article-body p {
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-body);
    margin-bottom: 20px;
}

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

.article-body li {
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-body);
    margin-bottom: 6px;
}

.article-body a {
    color: var(--color-primary);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.article-body .lead {
    font-size: 18px;
    line-height: 1.6;
    color: var(--color-body-strong);
    margin-bottom: 32px;
    padding-bottom: 32px;
    border-bottom: 1px solid var(--color-hairline);
}

.article-body figure {
    margin: 32px 0;
    border-radius: var(--rounded-lg);
    overflow: hidden;
    border: 1px solid var(--color-hairline);
}

.article-body figure img {
    width: 100%;
    height: auto;
}

.article-body figcaption {
    padding: 12px 16px;
    font-size: 13px;
    color: var(--color-muted);
    background-color: var(--color-canvas-soft);
}

.info-box {
    background-color: var(--color-surface-card);
    border: 1px solid var(--color-hairline);
    border-radius: var(--rounded-lg);
    padding: 20px 24px;
    margin: 24px 0;
}

.info-box h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-ink);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.info-box ul {
    margin: 0;
    padding-left: 18px;
}

.info-box li {
    font-size: 14px;
    color: var(--color-body);
    margin-bottom: 6px;
}

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

.sidebar-widget {
    background-color: var(--color-surface-card);
    border: 1px solid var(--color-hairline);
    border-radius: var(--rounded-lg);
    padding: 24px;
    margin-bottom: 24px;
}

.sidebar-widget h4 {
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.88px;
    color: var(--color-muted);
    margin-bottom: 16px;
}

.sidebar-widget ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar-widget li {
    border-bottom: 1px solid var(--color-hairline-soft);
    padding: 10px 0;
}

.sidebar-widget li:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

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

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


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

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

.data-table td {
    padding: 12px 16px;
    border: 1px solid var(--color-hairline);
    color: var(--color-body);
}

.data-table tr:nth-child(even) td {
    background-color: var(--color-canvas-soft);
}


.form-section {
    padding: 80px 0;
    background-color: var(--color-canvas);
}

.form-wrapper {
    max-width: 640px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--color-ink);
    margin-bottom: 8px;
}

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

.form-control:focus {
    border-color: var(--color-primary);
}

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

.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-primary);
    color: var(--color-on-primary);
    font-size: 14px;
    font-weight: 500;
    font-family: inherit;
    padding: 10px 24px;
    height: 44px;
    border-radius: var(--rounded-md);
    border: none;
    cursor: pointer;
    transition: background-color 0.15s;
    text-decoration: none;
}

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

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-surface-card);
    color: var(--color-ink);
    font-size: 14px;
    font-weight: 500;
    font-family: inherit;
    padding: 10px 20px;
    height: 40px;
    border-radius: var(--rounded-md);
    border: 1px solid var(--color-hairline-strong);
    cursor: pointer;
    transition: border-color 0.15s;
    text-decoration: none;
}

.btn-secondary:hover {
    border-color: var(--color-ink);
    color: var(--color-ink);
}

.form-message {
    display: none;
    padding: 16px;
    border-radius: var(--rounded-md);
    font-size: 15px;
    margin-top: 16px;
}

.form-message.success {
    background-color: #eaf6f1;
    color: var(--color-success);
    border: 1px solid #b8e6d5;
}


#cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--color-ink);
    color: var(--color-canvas);
    padding: 16px 24px;
    z-index: 9999;
    display: none;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.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(--color-canvas);
    opacity: 0.85;
    flex: 1;
    min-width: 220px;
}

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

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

.btn-cookie-accept {
    background-color: var(--color-primary);
    color: var(--color-on-primary);
    border: none;
    padding: 8px 18px;
    border-radius: var(--rounded-md);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    font-family: inherit;
}

.btn-cookie-reject {
    background-color: transparent;
    color: var(--color-canvas);
    border: 1px solid rgba(255,255,255,0.3);
    padding: 8px 18px;
    border-radius: var(--rounded-md);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    font-family: inherit;
}


.breadcrumb {
    padding: 16px 0;
    border-bottom: 1px solid var(--color-hairline-soft);
    margin-bottom: 0;
}

.breadcrumb ol {
    display: flex;
    flex-wrap: wrap;
    list-style: none;
    gap: 8px;
    font-size: 13px;
    color: var(--color-muted);
}

.breadcrumb li + li::before {
    content: '/';
    margin-right: 8px;
    color: var(--color-muted-soft);
}

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

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

.breadcrumb li:last-child {
    color: var(--color-body);
}


.disclaimer {
    background-color: var(--color-canvas-soft);
    border: 1px solid var(--color-hairline);
    border-radius: var(--rounded-md);
    padding: 16px 20px;
    font-size: 13px;
    color: var(--color-muted);
    line-height: 1.6;
    margin: 32px 0;
}


.site-footer {
    background-color: var(--color-canvas);
    border-top: 1px solid var(--color-hairline);
    padding: 48px 0 32px;
    margin-top: 80px;
}

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

.footer-brand p {
    font-size: 14px;
    color: var(--color-body);
    line-height: 1.6;
    margin-top: 12px;
    max-width: 280px;
}

.footer-col h4 {
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.88px;
    color: var(--color-muted);
    margin-bottom: 16px;
}

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

.footer-col li {
    margin-bottom: 10px;
}

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

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

.footer-bottom {
    border-top: 1px solid var(--color-hairline);
    padding-top: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

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

.footer-bottom-links {
    display: flex;
    gap: 20px;
}

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


.page-header {
    padding: 56px 0 40px;
    border-bottom: 1px solid var(--color-hairline);
    margin-bottom: 48px;
}

.page-header h1 {
    font-size: 42px;
    font-weight: 400;
    letter-spacing: -0.72px;
    color: var(--color-ink);
    margin-bottom: 12px;
    line-height: 1.15;
}

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

.prose {
    max-width: 760px;
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-body);
}

.prose h2 {
    font-size: 26px;
    font-weight: 400;
    letter-spacing: -0.325px;
    color: var(--color-ink);
    margin-top: 40px;
    margin-bottom: 16px;
}

.prose h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--color-ink);
    margin-top: 28px;
    margin-bottom: 12px;
}

.prose p {
    margin-bottom: 20px;
}

.prose ul,
.prose ol {
    margin: 0 0 20px 24px;
}

.prose li {
    margin-bottom: 6px;
}

.prose a {
    color: var(--color-primary);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.updated-date {
    font-size: 13px;
    color: var(--color-muted);
    margin-bottom: 32px;
}


@media (max-width: 1024px) {
    .cards-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
    .article-layout {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .article-sidebar {
        position: static;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background-color: var(--color-canvas);
        border-bottom: 1px solid var(--color-hairline);
        padding: 16px 24px;
        flex-direction: column;
        gap: 0;
    }
    .nav-links.open {
        display: flex;
    }
    .nav-links li {
        border-bottom: 1px solid var(--color-hairline-soft);
    }
    .nav-links a {
        display: block;
        padding: 12px 0;
    }
    .nav-hamburger {
        display: flex;
    }
    .hero h1 {
        font-size: 36px;
        letter-spacing: -0.8px;
    }
    .section-title {
        font-size: 28px;
    }
    .cards-grid,
    .cards-grid-2 {
        grid-template-columns: 1fr;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
    }
    .article-header h1 {
        font-size: 30px;
    }
    .hero-image img {
        height: 240px;
    }
    .page-header h1 {
        font-size: 30px;
    }
    .data-table {
        font-size: 13px;
    }
    .data-table th,
    .data-table td {
        padding: 10px 12px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    .hero {
        padding: 48px 0;
    }
    .section {
        padding: 48px 0;
    }
    .hero h1 {
        font-size: 28px;
    }
}