:root {
    --ink: #12201f;
    --muted: #697775;
    --line: #dce5e3;
    --paper: #f6f8f7;
    --surface: #ffffff;
    --accent: #087f79;
    --accent-bright: #00b9b0;
    --display: "Segoe UI", Arial, sans-serif;
    font-family: "Segoe UI", Arial, sans-serif;
    color: var(--ink);
    background: var(--paper);
    font-size: 16px;
}
.tech-hero { display: none; }
.learn-hero { min-height: 560px; margin-top: 26px; position: relative; display: flex; align-items: center; overflow: hidden; color: #fff; background: #0c162e url("hero.webp") center 48% / cover no-repeat; }
.learn-hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(8, 15, 34, .98), rgba(8, 15, 34, .87) 38%, rgba(8, 15, 34, .12)); }
.learn-hero-copy { position: relative; z-index: 1; width: min(640px, 58%); padding: 56px; }
.learn-hero .kicker { color: #6fe5ea; }
.learn-hero h1 { font-size: clamp(48px, 6.8vw, 84px); line-height: .96; letter-spacing: -.065em; margin: 23px 0; }
.learn-hero h1 em { color: #66e1e7; font-style: normal; }
.learn-hero p { max-width: 440px; color: #d6e0f0; line-height: 1.75; }
.hero-cta { background: #ffb24f; color: #171c2a; }
.hero-cta:hover { color: #171c2a; }
.learning-intro { padding: 68px 0 12px; }
.learning-intro h2 { max-width: 680px; margin: 12px 0; font-size: clamp(28px, 4vw, 42px); letter-spacing: -.045em; }
.learning-intro p { max-width: 660px; color: var(--muted); line-height: 1.75; }
.learning-intro > a { display: inline-block; margin-top: 18px; color: var(--accent); font-weight: 700; }
.topic-links { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.topic-links a { background: white; border: 1px solid var(--line); padding: 18px; font-weight: 650; }
.topic-links a span { color: var(--accent); float: right; }
.site-brand img { background: #0c162e; border-radius: 50%; }
.kicker { color: #7350bd; }
.pagination [aria-current="page"], .large-search button { background: #7350bd; }
.large-search input:focus, .header-search input:focus, a:focus-visible, button:focus-visible { outline: 3px solid #ffb24f; outline-offset: 3px; }
@media (max-width: 760px) {
    .learn-hero { min-height: 610px; align-items: end; background-position: 63% center; }
    .learn-hero::after { background: linear-gradient(0deg, rgba(8, 15, 34, .98), rgba(8, 15, 34, .78) 54%, rgba(8, 15, 34, .08)); }
    .learn-hero-copy { width: 100%; padding: 30px 24px 38px; }
    .learn-hero h1 { font-size: clamp(46px, 12vw, 68px); }
    .learning-intro { padding-top: 48px; }
    .topic-links { grid-template-columns: 1fr; }
}
* { box-sizing: border-box; }
body { margin: 0; }
a { color: inherit; text-decoration: none; text-underline-offset: 4px; }
a:hover { color: var(--accent); }
button, input { font: inherit; }
button, input, a { outline-offset: 4px; }
img { max-width: 100%; height: auto; }
figure, h1, h2, h3, p { margin: 0; }
.container { width: min(1240px, calc(100% - 72px)); margin-inline: auto; }
.skip-link { position: absolute; left: -10000px; }
.skip-link:focus { left: 16px; top: 16px; z-index: 10; padding: 12px; background: white; }
.top-note { background: #102322; color: #c6d6d2; font-size: 11px; letter-spacing: .08em; padding: 10px 0; }
.top-note .container { display: flex; justify-content: space-between; }
.site-header { min-height: 96px; display: flex; align-items: center; justify-content: space-between; gap: 28px; border-bottom: 1px solid var(--line); }
.site-brand { display: flex; align-items: center; gap: 12px; font-weight: 800; font-size: 20px; }
.site-brand img { width: 46px; height: 46px; object-fit: contain; }
.site-brand small { display: block; color: var(--muted); font-size: 9px; letter-spacing: .13em; margin-top: 4px; }
.main-nav { display: flex; gap: 28px; font-size: 13px; font-weight: 650; }
.header-search { display: flex; border: 1px solid var(--line); border-radius: 4px; overflow: hidden; background: white; }
.header-search input { width: 165px; border: 0; padding: 10px; font-size: 12px; }
.header-search button { border: 0; background: var(--accent); color: white; padding: 0 12px; }
.tech-hero { min-height: 500px; margin-top: 32px; position: relative; display: flex; align-items: center; overflow: hidden; background: #0c1b1a; color: white; }
.tech-hero-image { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .84; }
.tech-hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(8,20,20,.98) 0%, rgba(8,20,20,.86) 34%, rgba(8,20,20,.12) 78%); }
.tech-hero-copy { position: relative; z-index: 1; width: 48%; padding: 56px; }
.kicker { color: var(--accent); font-size: 10px; font-weight: 800; letter-spacing: .17em; }
.tech-hero .kicker { color: #69d8ce; }
.tech-hero h1 { font-size: clamp(48px, 6vw, 78px); line-height: .98; letter-spacing: -.055em; margin: 22px 0; }
.tech-hero h1 em { color: #68d8ce; font-style: normal; }
.tech-hero p { max-width: 400px; color: #d0dedb; line-height: 1.7; font-size: 15px; }
.hero-cta { display: inline-flex; align-items: center; gap: 30px; margin-top: 30px; padding: 14px 18px; background: var(--accent-bright); color: #062220; font-size: 13px; font-weight: 750; }
.hero-cta:hover { color: #062220; background: white; }
.latest-section { padding: 76px 0; }
.section-title { display: flex; align-items: end; justify-content: space-between; margin-bottom: 26px; }
.section-title h2 { font-size: 30px; letter-spacing: -.04em; margin-top: 8px; }
.section-title > a, .section-title > span { color: var(--muted); font-size: 12px; }
.story-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.story-card { background: var(--surface); border: 1px solid var(--line); min-width: 0; }
.story-image { display: block; aspect-ratio: 1.58; overflow: hidden; background: #e6eeeb; }
.story-image img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s ease; }
.story-image:hover img { transform: scale(1.03); }
.story-copy { padding: 20px; }
.story-meta, .article-meta { display: flex; gap: 14px; color: var(--muted); font-size: 11px; }
.story-copy h3 { margin: 12px 0; font-size: 19px; line-height: 1.35; }
.story-copy p { color: var(--muted); font-size: 13px; line-height: 1.6; }
.story-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 15px; }
.story-tags a { color: var(--accent); background: #e8f4f2; font-size: 10px; padding: 5px 8px; }
.popular-section { background: #eaf0ee; padding: 64px 0; }
.popular-list { border-top: 1px solid #cad7d4; }
.rank-story { display: grid; grid-template-columns: 70px 1fr 30px; align-items: center; gap: 14px; border-bottom: 1px solid #cad7d4; padding: 18px 4px; }
.rank { color: var(--accent); font-size: 22px; font-weight: 750; }
.rank-story h3 { font-size: 17px; }
.tag-blocks { padding: 65px 0; }
.tag-block { padding: 22px 0; border-bottom: 1px solid var(--line); }
.tag-block h2 { font-size: 21px; margin-bottom: 15px; }
.tag-sidebar { background: #edf3f1; padding: 24px; align-self: start; }
.tag-sidebar h2 { font-size: 19px; margin: 10px 0 18px; }
.tag-sidebar nav { display: grid; }
.tag-sidebar nav a { display: flex; justify-content: space-between; padding: 10px 0; border-top: 1px solid #d7e1de; font-size: 13px; }
.content-layout { display: grid; grid-template-columns: minmax(0, 1fr) 250px; gap: 44px; }
.inner-page { padding: 34px 0 80px; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 10px; color: var(--muted); font-size: 12px; margin-bottom: 35px; }
.list-heading { margin-bottom: 28px; }
.list-heading h1, .full-article h1, .main-column > h1 { font-size: clamp(34px, 5vw, 54px); letter-spacing: -.05em; margin: 12px 0; }
.list-heading p { color: var(--muted); }
.large-search { display: flex; margin-bottom: 24px; }
.large-search input { flex: 1; min-width: 0; border: 1px solid var(--line); padding: 14px; }
.large-search button { border: 0; padding: 0 20px; background: var(--accent); color: white; }
.empty-state { padding: 30px; background: white; color: var(--muted); border: 1px dashed var(--line); }
.pagination { display: flex; gap: 8px; margin-top: 28px; }
.pagination a { padding: 9px 13px; background: white; border: 1px solid var(--line); }
.pagination [aria-current="page"] { background: var(--accent); color: white; }
.full-article { max-width: 850px; }
.article-meta { margin: 18px 0 25px; }
.article-hero { width: 100%; max-height: 560px; object-fit: cover; margin-bottom: 28px; }
.prose { font-size: 17px; line-height: 1.8; overflow-wrap: anywhere; }
.prose > * { margin: 0 0 1.2em; }
.prose img { height: auto; }
.related { margin-top: 50px; }
.tag-seo { color: var(--muted); margin-top: 30px; line-height: 1.7; }
.site-footer { background: #102322; color: #dce8e5; padding: 48px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 40px; }
.footer-brand > a { font-size: 23px; font-weight: 800; }
.footer-brand p { max-width: 460px; color: #afc1bd; line-height: 1.6; margin: 12px 0 18px; }
.footer-brand small, .footer-links { font-size: 12px; color: #afc1bd; }
.footer-links { display: grid; gap: 11px; align-content: start; }
.footer-links .kicker { color: #69d8ce; }
.analytics-area { margin-top: 30px; }
.cookie-banner { position: fixed; z-index: 20; left: 24px; right: 24px; bottom: 20px; max-width: 900px; margin: auto; display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 18px 22px; background: white; border: 1px solid var(--line); box-shadow: 0 10px 40px #10232233; }
.cookie-banner[hidden] { display: none; }
.cookie-banner p { color: var(--muted); font-size: 12px; margin-top: 6px; line-height: 1.5; }
.cookie-actions { display: flex; gap: 8px; flex-shrink: 0; }
.cookie-actions button, .pill-link { border: 0; padding: 11px 14px; background: var(--accent); color: white; font-size: 12px; }
.cookie-actions button + button { background: #eaf0ee; color: var(--ink); }
.error-page { min-height: 100vh; display: grid; place-items: center; background: var(--paper); }
.error-content { text-align: center; max-width: 620px; padding: 40px; }
.error-content .site-brand { justify-content: center; margin-bottom: 50px; }
.error-code { color: var(--accent); font-size: 72px; font-weight: 800; }
.error-content h1 { margin: 12px 0; }
.error-content p { color: var(--muted); margin: 15px 0 25px; }
@media (max-width: 900px) {
    .container { width: min(100% - 40px, 700px); }
    .site-header { flex-wrap: wrap; padding: 16px 0; }
    .main-nav { order: 3; width: 100%; justify-content: space-between; }
    .header-search { margin-left: auto; }
    .tech-hero { min-height: 440px; }
    .tech-hero-copy { width: 66%; padding: 35px; }
    .story-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 620px) {
    .container { width: calc(100% - 32px); }
    .site-header { min-height: auto; gap: 14px; }
    .site-brand { font-size: 17px; }
    .site-brand img { width: 40px; height: 40px; }
    .header-search { width: 100%; order: 4; }
    .header-search input { flex: 1; width: auto; }
    .main-nav { gap: 12px; font-size: 11px; }
    .tech-hero { min-height: 470px; margin-top: 16px; align-items: end; }
    .tech-hero-image { object-position: 60% center; }
    .tech-hero::after { background: linear-gradient(0deg, rgba(8,20,20,.97), rgba(8,20,20,.4) 72%, rgba(8,20,20,.08)); }
    .tech-hero-copy { width: 100%; padding: 26px 22px; }
    .tech-hero h1 { font-size: 51px; }
    .latest-section, .popular-section { padding: 48px 0; }
    .section-title h2 { font-size: 25px; }
    .story-grid { grid-template-columns: 1fr; gap: 16px; }
    .content-layout { grid-template-columns: 1fr; gap: 28px; }
    .tag-sidebar { order: -1; }
    .footer-grid { grid-template-columns: 1fr; }
    .cookie-banner { left: 10px; right: 10px; bottom: 10px; display: grid; padding: 15px; }
    .cookie-actions button { flex: 1; }
}
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }