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

*, *::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;
    --on-primary:      #ffffff;
    --ink:             #26251e;
    --body:            #5a5852;
    --body-strong:     #26251e;
    --muted:           #807d72;
    --muted-soft:      #a09c92;
    --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;
}

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', system-ui, 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: 16px;
    font-weight: 400;
    line-height: 1.5;
    color: var(--body);
    background-color: var(--canvas);
}

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

a { color: inherit; text-decoration: none; }
a:hover { color: var(--ink); }
img { display: block; max-width: 100%; height: auto; }

h1, h2, h3, h4 {
    font-family: 'Inter', system-ui, sans-serif;
    font-weight: 400;
    color: var(--ink);
    letter-spacing: -0.02em;
}

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; }

.title-md { font-size: 18px; font-weight: 600; line-height: 1.4; color: var(--ink); }
.body-sm   { font-size: 14px; line-height: 1.5; }
.caption   { font-size: 13px; line-height: 1.4; color: var(--muted); }
.caption-uppercase { font-size: 11px; font-weight: 600; line-height: 1.4; letter-spacing: 0.88px; text-transform: uppercase; }

code, pre, .code { font-family: 'JetBrains Mono', monospace; font-size: 13px; line-height: 1.5; }

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

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

.site-header__logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 16px;
    font-weight: 600;
    color: var(--ink);
    text-decoration: none;
}

.logo__mark {
    color: var(--primary);
    font-size: 14px;
}

.logo__name { color: var(--ink); }

.nav { display: flex; align-items: center; }

.nav__menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.nav__link {
    font-size: 14px;
    font-weight: 500;
    line-height: 1.4;
    color: var(--body);
    transition: color .15s;
}

.nav__link:hover,
.nav__link--active { 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: var(--ink);
    border-radius: 2px;
    transition: transform .2s, opacity .2s;
}

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

.hero__inner {
    display: grid;
    gap: var(--spacing-xxl);
}

.hero__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: var(--surface-strong);
    color: var(--ink);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    padding: 4px 10px;
    border-radius: var(--rounded-pill);
    margin-bottom: var(--spacing-lg);
}

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

.hero__subtitle {
    font-size: 16px;
    line-height: 1.5;
    color: var(--body);
    max-width: 540px;
    margin-bottom: var(--spacing-xl);
}

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

.hero__image-wrap img {
    width: 100%;
    height: 480px;
    object-fit: cover;
}

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

.section--alt { background: var(--canvas-soft); }

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

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

.section__body {
    font-size: 16px;
    line-height: 1.5;
    color: var(--body);
    max-width: 680px;
    margin-bottom: var(--spacing-xxl);
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

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

.card {
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-radius: var(--rounded-lg);
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.card__image {
    border-radius: var(--rounded-md);
    overflow: hidden;
    margin-bottom: var(--spacing-sm);
}

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

.card__label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
}

.card__title {
    font-size: 18px;
    font-weight: 600;
    line-height: 1.4;
    color: var(--ink);
}

.card__body {
    font-size: 14px;
    line-height: 1.5;
    color: var(--body);
    flex: 1;
}

.card__link {
    font-size: 14px;
    font-weight: 500;
    color: var(--ink);
    border-bottom: 1px solid var(--hairline-strong);
    padding-bottom: 2px;
    align-self: flex-start;
    transition: border-color .15s;
}

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

.article-hero {
    padding: var(--spacing-section) 0 var(--spacing-xl);
    background: var(--canvas);
    border-bottom: 1px solid var(--hairline);
}

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

.article-hero__title { margin-bottom: var(--spacing-lg); }

.article-hero__meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    font-size: 13px;
    color: var(--muted);
    margin-bottom: var(--spacing-xxl);
}

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

.article-hero__image img {
    width: 100%;
    height: 520px;
    object-fit: cover;
}

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

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

.article-content h2 {
    font-size: 26px;
    margin: var(--spacing-xxl) 0 var(--spacing-lg);
}

.article-content h3 {
    font-size: 20px;
    margin: var(--spacing-xl) 0 var(--spacing-sm);
}

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

.article-content ul, .article-content ol {
    padding-left: var(--spacing-xl);
    margin-bottom: var(--spacing-base);
}

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

.article-content strong { color: var(--ink); font-weight: 600; }

.article-content a {
    color: var(--ink);
    border-bottom: 1px solid var(--hairline-strong);
}

.article-content a:hover { border-color: var(--ink); }

.article-content blockquote {
    border-left: 3px solid var(--primary);
    padding: var(--spacing-base) var(--spacing-xl);
    background: var(--surface-card);
    border-radius: 0 var(--rounded-md) var(--rounded-md) 0;
    margin: var(--spacing-xl) 0;
    font-size: 18px;
    line-height: 1.5;
    color: var(--ink);
}

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

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

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

.sidebar-card__link {
    display: block;
    font-size: 14px;
    color: var(--body);
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid var(--hairline-soft);
}

.sidebar-card__link:last-child { border-bottom: none; }
.sidebar-card__link:hover { color: var(--ink); }

.feature-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    align-items: center;
}

.feature-grid--reverse .feature-grid__image { order: 2; }
.feature-grid--reverse .feature-grid__content { order: 1; }

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

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

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

.feature-grid__title { margin-bottom: var(--spacing-base); }

.feature-grid__body {
    font-size: 16px;
    line-height: 1.6;
    color: var(--body);
}

.contact-section {
    padding: var(--spacing-section) 0;
    background: var(--canvas-soft);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
}

.contact-form {
    background: 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: var(--surface-card);
    border: 1px solid var(--hairline-strong);
    border-radius: var(--rounded-md);
    padding: 12px 16px;
    height: 44px;
    font-size: 16px;
    font-family: inherit;
    color: var(--ink);
    outline: none;
    transition: border-color .15s;
}

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

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

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

.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    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;
    transition: background .15s;
    text-decoration: none;
}

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

.btn-download {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--ink);
    color: var(--canvas);
    font-size: 14px;
    font-weight: 500;
    padding: 12px 20px;
    height: 44px;
    border-radius: var(--rounded-md);
    border: none;
    cursor: pointer;
    transition: opacity .15s;
    text-decoration: none;
}

.btn-download:hover { opacity: .85; color: var(--canvas); }

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: 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: background .15s;
    text-decoration: none;
}

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

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

.form-status--success {
    background: #d4edda;
    color: var(--semantic-success);
    border: 1px solid #c3e6cb;
}

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

.contact-info { display: flex; flex-direction: column; gap: var(--spacing-lg); }

.contact-info__item { display: flex; flex-direction: column; gap: var(--spacing-xs); }

.contact-info__label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
}

.contact-info__value {
    font-size: 16px;
    color: var(--ink);
}

.divider {
    border: none;
    border-top: 1px solid var(--hairline);
    margin: var(--spacing-section) 0;
}

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

.page-hero__title { margin-bottom: var(--spacing-base); }

.page-hero__subtitle {
    font-size: 16px;
    color: var(--body);
    max-width: 600px;
}

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

.page-content p {
    font-size: 16px;
    line-height: 1.6;
    color: var(--body);
    margin-bottom: var(--spacing-base);
    max-width: 760px;
}

.page-content h2 {
    font-size: 26px;
    margin: var(--spacing-xxl) 0 var(--spacing-base);
    max-width: 760px;
}

.page-content h3 {
    font-size: 20px;
    margin: var(--spacing-xl) 0 var(--spacing-sm);
    max-width: 760px;
}

.page-content ul, .page-content ol {
    padding-left: var(--spacing-xl);
    margin-bottom: var(--spacing-base);
    max-width: 760px;
}

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

.page-content strong { color: var(--ink); font-weight: 600; }

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

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

.site-footer__inner {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid var(--hairline);
}

.footer__brand {
    font-size: 16px;
    font-weight: 600;
    color: var(--ink);
    display: block;
    margin-bottom: var(--spacing-sm);
}

.footer__tld { color: var(--primary); }

.footer__tagline {
    font-size: 13px;
    line-height: 1.5;
    color: var(--muted);
}

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

.footer__link {
    display: block;
    font-size: 14px;
    color: var(--body);
    line-height: 1.5;
    margin-bottom: var(--spacing-xs);
    transition: color .15s;
}

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

.footer__link--ext::after {
    content: ' ↗';
    font-size: 11px;
    color: var(--muted);
}

.footer__contact-item {
    font-size: 14px;
    color: var(--body);
    margin-bottom: var(--spacing-xs);
}

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

.footer__bottom-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-lg);
}

.footer__copy, .footer__updated {
    font-size: 13px;
    color: var(--muted);
}

.footer__legal-links {
    display: flex;
    gap: var(--spacing-lg);
}

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--ink);
    color: var(--canvas);
    padding: var(--spacing-lg) 0;
    z-index: 1000;
    display: none;
}

.cookie-banner__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-xl);
}

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

.cookie-banner__text a {
    color: var(--canvas);
    border-bottom: 1px solid rgba(247,247,244,.4);
}

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

.btn-cookie-accept {
    background: var(--primary);
    color: var(--on-primary);
    border: none;
    padding: 8px 16px;
    border-radius: var(--rounded-md);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: background .15s;
}

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

.btn-cookie-reject {
    background: transparent;
    color: var(--canvas-soft);
    border: 1px solid rgba(247,247,244,.3);
    padding: 8px 16px;
    border-radius: var(--rounded-md);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: border-color .15s;
}

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

.breadcrumbs {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 13px;
    color: var(--muted);
    padding: var(--spacing-lg) 0;
}

.breadcrumbs a {
    color: var(--muted);
    transition: color .15s;
}

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

.breadcrumbs__sep { color: var(--muted-soft); }

.info-table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--spacing-xl) 0;
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-radius: var(--rounded-lg);
    overflow: hidden;
}

.info-table th, .info-table td {
    text-align: left;
    padding: 12px 16px;
    font-size: 14px;
    border-bottom: 1px solid var(--hairline);
}

.info-table th {
    font-weight: 600;
    color: var(--ink);
    background: var(--canvas-soft);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.info-table td { color: var(--body); }

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

@media (max-width: 1024px) {
    h1 { font-size: 56px; }
    .cards-grid { grid-template-columns: repeat(2, 1fr); }
    .site-footer__inner { grid-template-columns: repeat(3, 1fr); }
    .article-body__inner { grid-template-columns: 1fr; }
    .article-sidebar { position: static; }
}

@media (max-width: 768px) {
    h1 { font-size: 36px; letter-spacing: -1px; }
    h2 { font-size: 28px; }
    h3 { font-size: 22px; }
    .container { padding: 0 var(--spacing-base); }
    .section { padding: var(--spacing-xxl) 0; }
    .hero { padding: var(--spacing-xxl) 0; }

    .nav__menu {
        display: none;
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background: var(--canvas);
        border-bottom: 1px solid var(--hairline);
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
        padding: var(--spacing-base);
    }

    .nav__menu.nav__menu--open { display: flex; }
    .nav__link { padding: var(--spacing-sm) 0; width: 100%; border-bottom: 1px solid var(--hairline-soft); }
    .nav__link:last-child { border-bottom: none; }
    .nav__toggle { display: flex; }

    .cards-grid { grid-template-columns: 1fr; }
    .cards-grid--2up { grid-template-columns: 1fr; }
    .feature-grid { grid-template-columns: 1fr; }
    .feature-grid--reverse .feature-grid__image { order: 0; }
    .feature-grid--reverse .feature-grid__content { order: 0; }
    .contact-grid { grid-template-columns: 1fr; }
    .site-footer__inner { grid-template-columns: repeat(2, 1fr); }
    .footer__bottom-inner { flex-direction: column; align-items: flex-start; gap: var(--spacing-sm); }
    .cookie-banner__inner { flex-direction: column; align-items: flex-start; }
    .hero__image-wrap img { height: 260px; }
    .article-hero__image img { height: 280px; }
    .feature-grid__image img { height: 260px; }
}

@media (max-width: 480px) {
    h1 { font-size: 28px; }
    .site-footer__inner { grid-template-columns: 1fr; }
}