.article-library-hero { padding: 92px 0 94px; color: #fff; background: radial-gradient(circle at 82% 18%, rgba(125,232,242,.17), transparent 30%), #151c3f; text-align: center; }
.article-library-hero .section-kicker { color: #7de8f2; }
.article-library-hero h1 { margin: 10px 0 16px; font-family: var(--display); font-size: clamp(44px, 6vw, 66px); line-height: 1.08; letter-spacing: -2.8px; }
.article-library-hero p { max-width: 720px; margin: 0 auto; color: #bdc4dc; font-size: 18px; line-height: 1.75; }
.article-library-section { background: var(--surface-soft); }
.article-library-intro { margin-bottom: 40px; display: flex; align-items: end; justify-content: space-between; gap: 40px; }
.article-library-intro h2 { margin: 7px 0 0; font-family: var(--display); font-size: clamp(34px,4vw,48px); letter-spacing: -1.7px; }
.article-library-intro p { max-width: 490px; margin: 0; color: var(--ink-soft); font-size: 16px; line-height: 1.7; }
.article-library-grid .article-content h2 { min-height: 52px; margin: 11px 0 9px; font-family: var(--display); font-size: 18px; line-height: 1.45; letter-spacing: -.3px; }

.guide-page { background: var(--surface-soft); }
.guide-hero { padding: 56px 0 84px; color: #fff; background: radial-gradient(circle at 82% 18%, rgba(125,232,242,.17), transparent 30%), #151c3f; }
.guide-heading { max-width: 920px; text-align: center; }
.guide-heading .section-kicker { color: #7de8f2; }
.guide-heading h1 { margin: 12px auto 17px; font-family: var(--display); font-size: clamp(42px,5.5vw,64px); line-height: 1.1; letter-spacing: -2.6px; }
.guide-heading > p { max-width: 780px; margin: 0 auto; color: #c2c9df; font-size: 18px; line-height: 1.75; }
.guide-meta { margin-top: 24px; display: flex; justify-content: center; gap: 10px; color: #9fa8ca; font-size: 13px; }
.guide-layout { padding: 76px 0 100px; display: grid; grid-template-columns: minmax(0, 760px) 300px; align-items: start; gap: 72px; }
.guide-content { min-width: 0; }
.guide-lead { margin: 0 0 46px; padding-left: 22px; color: #343b59; border-left: 4px solid var(--emerald); font-family: var(--display); font-size: 21px; font-weight: 600; line-height: 1.7; }
.guide-content section { margin-top: 42px; }
.guide-content section h2 { margin: 0 0 15px; color: var(--ink); font-family: var(--display); font-size: 30px; line-height: 1.25; letter-spacing: -1px; }
.guide-content section p { margin: 0; color: var(--ink-soft); font-size: 17px; line-height: 1.85; }
.guide-content section p + p { margin-top: 17px; }
.guide-takeaway { margin-top: 46px; padding: 24px; display: flex; align-items: flex-start; gap: 15px; border: 1px solid #cdd2fa; border-radius: 18px; background: var(--emerald-soft); }
.guide-takeaway > span { width: 38px; height: 38px; flex: 0 0 auto; display: grid; place-items: center; color: #fff; border-radius: 12px; background: var(--emerald); }
.guide-takeaway svg { width: 19px; height: 19px; }
.guide-takeaway strong { display: block; color: var(--emerald-dark); font-family: var(--display); font-size: 15px; }
.guide-takeaway p { margin: 4px 0 0; color: #525a77; font-size: 15px; line-height: 1.7; }
.guide-sources { padding-top: 36px; border-top: 1px solid var(--line); }
.guide-sources > p { font-size: 15px !important; }
.guide-sources ul { margin: 17px 0 0; padding: 0; display: grid; gap: 10px; list-style: none; }
.guide-sources a { color: var(--emerald-dark); font-size: 14px; font-weight: 700; }
.guide-sources a:hover { text-decoration: underline; }
.guide-disclaimer { margin-top: 40px; padding: 18px 20px; display: flex; align-items: flex-start; gap: 11px; color: #626a82; border: 1px solid var(--line); border-radius: 14px; background: #fff; }
.guide-disclaimer svg { width: 19px; height: 19px; flex: 0 0 auto; color: var(--emerald); }
.guide-disclaimer p { margin: 0; font-size: 13px; line-height: 1.65; }
.guide-sidebar { position: sticky; top: 102px; }
.guide-tool-card { padding: 25px; border: 1px solid var(--line); border-radius: 22px; background: #fff; box-shadow: var(--shadow-sm); }
.guide-tool-card .card-icon { margin-bottom: 21px; }
.guide-tool-card h2 { margin: 7px 0 10px; font-family: var(--display); font-size: 23px; line-height: 1.3; letter-spacing: -.6px; }
.guide-tool-card p { margin: 0 0 21px; color: var(--ink-soft); font-size: 14px; line-height: 1.65; }
.guide-tool-card .button { width: 100%; font-size: 14px; }
.guide-back-link { margin-top: 17px; display: flex; justify-content: center; gap: 7px; color: var(--emerald-dark); font-size: 14px; font-weight: 700; }

@media (max-width: 900px) {
    .article-library-intro { align-items: flex-start; flex-direction: column; gap: 14px; }
    .guide-layout { grid-template-columns: 1fr; gap: 40px; }
    .guide-sidebar { position: static; }
    .guide-tool-card { max-width: 520px; }
}

@media (max-width: 640px) {
    .article-library-hero { padding: 68px 0 72px; }
    .article-library-hero p, .guide-heading > p { font-size: 16px; }
    .guide-hero { padding: 43px 0 65px; }
    .guide-layout { padding: 55px 0 74px; }
    .guide-lead { margin-bottom: 35px; padding-left: 17px; font-size: 18px; }
    .guide-content section { margin-top: 35px; }
    .guide-content section h2 { font-size: 26px; }
    .guide-content section p { font-size: 16px; }
}