.guide-library-page { --library-ink: #173b3c; --library-teal: #08766e; --library-mint: #a6e7d8; --library-paper: #f6faf9; --library-purple: #6943d8; }
.guide-library { color: var(--library-ink); background: var(--library-paper); }
.library-hero { padding: clamp(42px, 7vw, 90px) 0; color: #fff; background: #153f41; }
.library-hero-layout { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, .8fr); gap: clamp(36px, 6vw, 80px); align-items: center; }
.library-eyebrow { margin: 0 0 18px; font: 600 .68rem/1.6 var(--font-utility); letter-spacing: .08em; }
.library-hero .library-eyebrow { color: var(--library-mint); }
.library-hero h1 { margin: 0; font: 760 clamp(2.7rem, 5.8vw, 5.2rem)/1.03 var(--font-display); letter-spacing: -.055em; text-wrap: balance; }
.library-lead { max-width: 56ch; margin: 25px 0 30px; color: #d4e7e4; font-size: 1.06rem; line-height: 1.8; }
.library-routes { display: flex; flex-wrap: wrap; gap: 10px; }
.library-routes a { display: flex; gap: 14px; align-items: center; min-height: 48px; padding: 11px 15px; color: #fff; border: 1px solid #709b96; border-radius: 7px; font-size: .8rem; font-weight: 750; text-decoration: none; }
.library-routes a:hover { background: #245755; }
.library-sample { padding: 32px; color: var(--library-ink); background: #f8fcfb; border-radius: 5px 20px 20px 5px; border-left: 4px solid var(--library-mint); box-shadow: 12px 12px 0 #103537; }
.library-hero .library-sample .library-eyebrow { color: var(--library-teal); }
.library-sample h2 { margin: 0; font: 730 1.75rem/1.12 var(--font-display); letter-spacing: -.04em; }
.library-sample .library-sample-formula { margin: 25px 0 20px; padding: 22px 0; border-block: 1px solid #ccdeda; font: 600 clamp(1.7rem, 3vw, 2.4rem)/1.3 var(--font-utility); }
.library-sample-formula span { color: var(--library-teal); }
.library-sample p { font-size: .83rem; line-height: 1.8; }
.library-sample summary { padding: 12px 0; min-height: 44px; cursor: pointer; color: var(--library-teal); font-size: .85rem; font-weight: 800; }
.library-sample > a { display: inline-flex; align-items: center; min-height: 44px; margin-top: 18px; color: var(--library-teal); font-size: .8rem; font-weight: 800; text-underline-offset: 4px; }
.library-content { padding-block: clamp(50px, 7vw, 86px); }
.library-topic-group { scroll-margin-top: calc(var(--header-h) + 30px); margin-bottom: 86px; }
.library-group-heading { display: grid; grid-template-columns: 1fr .8fr; gap: 40px; align-items: end; margin-bottom: 30px; }
.library-group-heading .library-eyebrow { color: var(--library-teal); margin-bottom: 10px; }
.library-group-heading h2, .library-archive h2 { margin: 0; font: 740 clamp(2rem, 4vw, 3.2rem)/1.08 var(--font-display); letter-spacing: -.045em; }
.library-group-heading > p, .library-archive header > p:last-child { margin: 0; max-width: 55ch; color: #526b69; font-size: .91rem; line-height: 1.8; }
.library-guide-list { border-top: 2px solid #b8d3cd; }
.library-guide-list article { display: grid; grid-template-columns: 160px minmax(0, 1fr) 180px; gap: 30px; padding: 30px 0; border-bottom: 1px solid #ccddda; align-items: start; }
.library-topic-label { color: var(--library-teal); font: 600 .72rem/1.6 var(--font-utility); }
.library-guide-list h3 { margin: 0 0 10px; font: 700 clamp(1.25rem, 2vw, 1.6rem)/1.28 var(--font-display); letter-spacing: -.025em; }
.library-guide-list a { color: var(--library-ink); text-decoration-thickness: 1px; text-underline-offset: 5px; }
.library-guide-list a:hover { color: var(--library-teal); }
.library-guide-list article p { max-width: 70ch; margin: 0; color: #526b69; font-size: .85rem; line-height: 1.75; }
.library-reading-time { color: #526b69; font-size: .75rem; line-height: 1.7; text-align: right; }
.library-topic-matura .library-eyebrow, .library-topic-matura .library-topic-label { color: var(--library-purple); }
.library-topic-matura .library-guide-list { border-top-color: #c8bee6; }
.library-study-offer { display: grid; grid-template-columns: minmax(0, 1fr) minmax(230px, .55fr); align-items: center; gap: 26px; margin-top: 28px; padding: 28px; border-left: 3px solid var(--library-teal); background: #eaf3f0; }
.library-study-offer .library-eyebrow { margin-bottom: 10px; color: var(--library-teal); }
.library-study-offer h3 { margin: 0; font: 730 clamp(1.35rem, 2vw, 1.75rem)/1.2 var(--font-display); letter-spacing: -.025em; }
.library-study-offer p { max-width: 65ch; margin: 12px 0 0; color: #526b69; font-size: .88rem; line-height: 1.75; }
.library-study-offer > a { display: inline-flex; justify-content: space-between; align-items: center; gap: 16px; min-height: 48px; padding: 12px 16px; border: 1px solid #8eaaa5; border-radius: 5px; color: var(--library-ink); font-size: .84rem; font-weight: 780; line-height: 1.55; text-decoration: none; }
.library-study-offer > a:hover { color: var(--library-teal); background: #fff; border-color: var(--library-teal); }
.library-topic-matura .library-study-offer { border-left-color: var(--library-purple); background: #f1edf8; }
.library-topic-matura .library-study-offer > a:hover { color: var(--library-purple); border-color: var(--library-purple); }
.library-archive { scroll-margin-top: calc(var(--header-h) + 30px); padding: 40px; background: #eaf2f0; border-radius: 12px; }
.library-archive header { display: grid; gap: 15px; }
.library-archive .library-eyebrow { color: var(--library-teal); margin: 0; }
.library-archive ul { display: grid; grid-template-columns: 1fr 1fr; gap: 0 40px; margin: 32px 0 0; padding: 0; list-style: none; }
.library-archive li { display: grid; gap: 7px; padding: 18px 0; border-top: 1px solid #c2d5cf; }
.library-archive a { color: var(--library-ink); font-size: .9rem; font-weight: 750; line-height: 1.6; text-underline-offset: 4px; }
.library-archive li span { color: #526b69; font-size: .73rem; line-height: 1.5; }
.library-next { margin-top: 60px; padding: 30px 0; border-top: 1px solid #bfd3cd; }
.library-next h2 { margin: 0 0 12px; font: 740 1.9rem/1.15 var(--font-display); letter-spacing: -.035em; }
.library-next p { color: #526b69; line-height: 1.7; }
.library-next a { display: inline-flex; align-items: center; min-height: 44px; color: var(--library-teal); font-weight: 800; text-underline-offset: 4px; }
.guide-library a:focus-visible, .guide-library summary:focus-visible { outline: 3px solid #ce9a18; outline-offset: 5px; }
@media (max-width: 950px) { .library-hero-layout { grid-template-columns: 1fr; }.library-sample { max-width: 560px; }.library-guide-list article { grid-template-columns: 125px minmax(0, 1fr); }.library-reading-time { grid-column: 2; text-align: left; }.library-group-heading { grid-template-columns: 1fr; gap: 18px; } }
@media (max-width: 620px) { .library-hero h1 { font-size: clamp(2.5rem, 11vw, 3.6rem); }.library-sample { padding: 25px; }.library-hero-layout { gap: 35px; }.library-guide-list article { grid-template-columns: 1fr; gap: 10px; padding-block: 25px; }.library-reading-time { grid-column: auto; }.library-archive { padding: 26px 22px; }.library-archive ul { grid-template-columns: 1fr; }.library-topic-group { margin-bottom: 55px; }.library-study-offer { grid-template-columns: 1fr; gap: 18px; padding: 23px 20px; } }
@media print { .library-hero { color: #111; background: #fff; }.library-hero .library-eyebrow, .library-lead { color: #333; }.library-sample { box-shadow: none; }.library-routes, .library-next, .library-study-offer { display: none; }.library-hero-layout { display: block; }.library-guide-list article { break-inside: avoid; } }