*, *::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;
    --rounded-pill: 9999px;
}

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; }

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

.site-header {
    background: var(--canvas);
    border-bottom: 1px solid var(--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%;
    height: 64px;
}

.site-logo {
    font-size: 18px;
    font-weight: 600;
    color: var(--ink);
    letter-spacing: -0.11px;
    flex-shrink: 0;
}

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

.main-nav {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-link {
    font-size: 14px;
    font-weight: 500;
    color: var(--body);
    padding: 6px 12px;
    border-radius: var(--rounded-sm);
    transition: color 0.15s, background 0.15s;
}

.nav-link:hover { color: var(--ink); background: var(--surface-strong); }
.nav-link.active { color: var(--ink); }

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

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

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

.hero-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.hero-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: var(--rounded-pill);
    margin-bottom: 20px;
}

.hero-title {
    font-size: 52px;
    font-weight: 400;
    line-height: 1.1;
    letter-spacing: -1.5px;
    color: var(--ink);
    margin-bottom: 20px;
}

.hero-desc {
    font-size: 16px;
    color: var(--body);
    line-height: 1.6;
    max-width: 480px;
    margin-bottom: 0;
}

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

.hero-image-wrap img {
    width: 100%;
    height: 360px;
    object-fit: cover;
}

.section {
    padding: 80px 0;
}

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

.section-label {
    display: inline-block;
    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;
    line-height: 1.2;
    letter-spacing: -0.72px;
    color: var(--ink);
    margin-bottom: 16px;
}

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

.section-head { margin-bottom: 48px; }

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

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

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

.feature-card-icon {
    width: 40px;
    height: 40px;
    background: var(--surface-strong);
    border-radius: var(--rounded-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    font-size: 18px;
}

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

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

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

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

.article-card-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: var(--surface-strong);
}

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

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

.article-card-title {
    font-size: 20px;
    font-weight: 400;
    color: var(--ink);
    letter-spacing: -0.11px;
    margin-bottom: 10px;
    line-height: 1.3;
}

.article-card-title a { color: var(--ink); }
.article-card-title a:hover { color: var(--primary); }

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

.read-more {
    font-size: 14px;
    font-weight: 500;
    color: var(--primary);
}

.read-more:hover { color: var(--primary-active); }

.btn-primary {
    display: inline-block;
    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;
    line-height: 1;
    display: inline-flex;
    align-items: center;
    transition: background 0.15s;
}

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

.btn-secondary {
    display: inline-flex;
    align-items: center;
    background: var(--surface-card);
    color: var(--ink);
    font-size: 14px;
    font-weight: 500;
    padding: 10px 18px;
    height: 40px;
    border-radius: var(--rounded-md);
    border: 1px solid var(--hairline-strong);
    cursor: pointer;
    transition: border-color 0.15s;
}

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

.page-hero {
    background: var(--canvas);
    padding: 64px 0 48px;
    border-bottom: 1px solid var(--hairline-soft);
}

.page-hero-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: var(--rounded-pill);
    margin-bottom: 16px;
}

.page-hero-title {
    font-size: 36px;
    font-weight: 400;
    line-height: 1.2;
    letter-spacing: -0.72px;
    color: var(--ink);
    margin-bottom: 12px;
    max-width: 700px;
}

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

.article-body {
    padding: 64px 0;
}

.article-content {
    max-width: 740px;
}

.article-content h2 {
    font-size: 26px;
    font-weight: 400;
    color: var(--ink);
    letter-spacing: -0.325px;
    margin: 48px 0 16px;
    line-height: 1.25;
}

.article-content h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--ink);
    margin: 32px 0 12px;
    line-height: 1.3;
}

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

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

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

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

.article-content a {
    color: var(--primary);
    text-decoration: underline;
    text-decoration-color: transparent;
    transition: text-decoration-color 0.15s;
}

.article-content a:hover { text-decoration-color: var(--primary); }

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

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

.article-image figcaption {
    font-size: 13px;
    color: var(--muted);
    padding: 10px 16px;
    background: var(--canvas-soft);
    border-top: 1px solid var(--hairline-soft);
}

.info-box {
    background: var(--canvas-soft);
    border: 1px solid var(--hairline);
    border-left: 3px solid var(--primary);
    border-radius: var(--rounded-md);
    padding: 20px 24px;
    margin: 24px 0;
}

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

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

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

.data-table td {
    padding: 10px 16px;
    border: 1px solid var(--hairline);
    color: var(--body);
    background: var(--surface-card);
}

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

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

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

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

.sidebar-links { display: flex; flex-direction: column; gap: 8px; }

.sidebar-links a {
    font-size: 14px;
    color: var(--body);
    padding: 6px 0;
    border-bottom: 1px solid var(--hairline-soft);
}

.sidebar-links a:last-child { border-bottom: none; }
.sidebar-links a:hover { color: var(--primary); }

.article-layout {
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 64px;
    align-items: start;
}

.contact-section { padding: 80px 0; }

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

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

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

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

.form-status {
    font-size: 14px;
    padding: 12px 16px;
    border-radius: var(--rounded-md);
    margin-top: 16px;
    display: none;
}

.form-status.success {
    background: #e8f5f0;
    color: var(--success);
    border: 1px solid #b8dfd2;
    display: block;
}

.form-status.loading {
    background: var(--canvas-soft);
    color: var(--muted);
    border: 1px solid var(--hairline);
    display: block;
}

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

.about-image {
    border-radius: var(--rounded-lg);
    overflow: hidden;
    border: 1px solid var(--hairline);
}

.about-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.prose h2 {
    font-size: 26px;
    font-weight: 400;
    color: var(--ink);
    letter-spacing: -0.325px;
    margin: 40px 0 14px;
    line-height: 1.25;
}

.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: 1.7;
    margin-bottom: 18px;
}

.prose ul {
    margin: 0 0 18px 24px;
    list-style: disc;
}

.prose li {
    font-size: 16px;
    color: var(--body);
    line-height: 1.7;
    margin-bottom: 5px;
}

.page-content { padding: 64px 0; }

.content-narrow { max-width: 800px; }

.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;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand {
    font-size: 16px;
    font-weight: 600;
    color: var(--ink);
    display: block;
    margin-bottom: 10px;
}

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

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

.footer-links { display: flex; flex-direction: column; gap: 8px; }

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

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

.footer-bottom {
    border-top: 1px solid var(--hairline-soft);
    padding-top: 24px;
}

.footer-copy {
    font-size: 13px;
    color: var(--muted);
    margin-bottom: 8px;
}

.footer-disclaimer {
    font-size: 12px;
    color: var(--muted-soft);
    line-height: 1.6;
}

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--ink);
    color: var(--canvas);
    z-index: 999;
    display: none;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.cookie-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
}

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

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

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

.btn-cookie-accept {
    background: var(--primary);
    color: var(--on-primary);
    border: none;
    border-radius: var(--rounded-md);
    padding: 8px 16px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.15s;
}

.btn-cookie-accept:hover { background: var(--primary-active); }

.btn-cookie-reject {
    background: transparent;
    color: var(--muted-soft);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: var(--rounded-md);
    padding: 8px 16px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: border-color 0.15s, color 0.15s;
}

.btn-cookie-reject:hover { border-color: rgba(255,255,255,0.4); color: var(--canvas); }

@media (max-width: 1024px) {
    .hero-title { font-size: 40px; }
    .hero-inner { gap: 40px; }
    .article-layout { grid-template-columns: 1fr; }
    .article-sidebar { position: static; }
    .footer-grid { 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);
        flex-direction: column;
        padding: 12px 24px 16px;
        gap: 2px;
        align-items: flex-start;
    }
    .main-nav.open { display: flex; }
    .site-header { position: relative; }
    .hero-inner { grid-template-columns: 1fr; gap: 32px; }
    .hero-title { font-size: 32px; letter-spacing: -0.5px; }
    .card-grid-3 { grid-template-columns: 1fr; }
    .card-grid-2 { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .about-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .section { padding: 48px 0; }
    .hero-band { padding: 48px 0; }
    .page-hero { padding: 40px 0 32px; }
    .page-hero-title { font-size: 28px; }
    .section-title { font-size: 28px; }
    .cookie-inner { flex-direction: column; align-items: flex-start; gap: 12px; }
}

@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .hero-title { font-size: 26px; }
    .hero-image-wrap img { height: 220px; }
}