/* Guides (/guides/): long-form article layout on the site's dark theme. */
.guide { max-width: 760px; margin: 0 auto; padding: 120px 24px 40px; }
.guide h1 { font-family: var(--font-display); font-size: clamp(2rem, 4.2vw, 2.8rem); line-height: 1.12; letter-spacing: -0.02em; margin: 14px 0 18px; }
.guide-lead { font-size: 1.18rem; line-height: 1.6; color: var(--text); margin: 0 0 14px; }
.guide-meta { color: var(--text-dim); font-size: 0.9rem; margin: 0 0 34px; padding-bottom: 22px; border-bottom: 1px solid var(--border); }
.guide-crumbs { font-size: 0.85rem; color: var(--text-dim); }
.guide-crumbs a { color: var(--text-muted); text-decoration: none; }
.guide-crumbs a:hover { color: var(--cyan); }
.guide-crumbs span { margin: 0 6px; }
.guide-body h2, .guide h2 { font-family: var(--font-display); font-size: 1.5rem; margin: 40px 0 12px; }
.guide-body p, .guide-body li { color: var(--text-muted); font-size: 1.03rem; line-height: 1.75; }
.guide-body strong { color: var(--text); }
.guide-body ul, .guide-body ol { padding-left: 1.3em; }
.guide-body li { margin: 6px 0; }
.guide a { color: var(--cyan); }
.guide .btn { color: inherit; }
.guide .btn-primary { color: #05060a; }
.guide-example { margin: 28px 0; padding: 18px 22px; border: 1px solid var(--border); border-left: 3px solid var(--cyan); border-radius: 12px; background: var(--card-bg); }
.guide-example p { margin: 0; }
.guide-example .guide-example-label { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--cyan); margin-bottom: 6px; }
.guide-faq .faq-list { display: grid; gap: 10px; }
.guide-faq .faq-a { padding: 0 18px 16px; margin: 0; color: var(--text-muted); line-height: 1.65; }
.guide-cta { margin: 48px 0 24px; padding: 28px; border: 1px solid var(--border-hover); border-radius: 18px; background: var(--card-bg); }
.guide-cta h2 { margin-top: 0; }
.guide-cta p { color: var(--text-muted); line-height: 1.6; }
.guide-cta-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; }
.guide-related ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.guide-related a { text-decoration: none; }
.guide-group h2 a { color: var(--text); text-decoration: none; }
.guide-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.guide-card { display: block; padding: 18px 20px; border: 1px solid var(--border); border-radius: 14px; background: var(--card-bg); text-decoration: none; transition: border-color .2s, background .2s; }
.guide-card:hover { border-color: var(--border-hover); background: var(--card-bg-hover); }
.guide-card strong { display: block; color: var(--text); font-size: 1.05rem; margin-bottom: 6px; }
.guide-card span { color: var(--text-muted); font-size: 0.95rem; line-height: 1.55; }
.guide-links { max-width: 900px; margin: 0 auto; padding: 8px 24px 32px; }
.guide-links h2 { font-family: var(--font-display); font-size: 1.3rem; }
.guide-links ul { list-style: none; padding: 0; display: grid; gap: 8px; }
.guide-links a { color: var(--cyan); text-decoration: none; }
.site-footer a { color: var(--text-muted); }
@media (max-width: 760px) {
  .guide { padding: 92px 16px 28px; }
  .guide-lead { font-size: 1.05rem; }
  .guide-cta { padding: 20px; }
  .guide-cta-actions .btn { flex: 1 1 100%; text-align: center; }
}

/* Calculators (/tools/) */
.calc-page { max-width: 980px; }
.calc-page .guide-body, .calc-page .guide-faq, .calc-page .guide-cta, .calc-page .guide-related, .calc-page .guide-lead { max-width: 760px; }
.calc { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 22px; margin: 28px 0 8px; align-items: start; }
.calc-fields { display: grid; gap: 12px; padding: 22px; border: 1px solid var(--border); border-radius: 18px; background: var(--card-bg); }
.calc-field { display: grid; gap: 6px; }
.calc-label { font-size: 0.92rem; font-weight: 600; color: var(--text); }
.calc-hint { font-size: 0.8rem; color: var(--text-dim); }
.calc-input { display: flex; align-items: center; border: 1px solid var(--border-hover); border-radius: 10px; background: var(--bg-soft); }
.calc-input:focus-within { border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(53, 226, 224, 0.15); }
.calc-input input { flex: 1; min-width: 0; background: transparent; border: 0; color: var(--text); font: 600 1.02rem var(--font-body); padding: 10px 12px; outline: none; }
.calc-suffix { padding: 0 12px; color: var(--text-muted); font-size: 0.9rem; }
.calc-results { position: sticky; top: 90px; padding: 24px; border: 1px solid var(--cyan); border-radius: 18px; background: linear-gradient(160deg, rgba(53, 226, 224, 0.08), rgba(139, 107, 242, 0.08)); }
.calc-big { display: grid; gap: 4px; margin-bottom: 18px; }
.calc-big-label { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--cyan); }
.calc-big strong { font-family: var(--font-display); font-size: clamp(2rem, 5vw, 2.8rem); line-height: 1.1; }
.calc-sub { color: var(--text-muted); font-size: 0.92rem; }
.calc-breakdown { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.calc-breakdown li { display: grid; grid-template-columns: 1fr auto; gap: 4px 12px; font-size: 0.92rem; color: var(--text-muted); }
.calc-breakdown b { color: var(--text); }
.calc-bar { grid-column: 1 / -1; display: block; height: 6px; border-radius: 3px; background: var(--border); overflow: hidden; }
.calc-bar i { display: block; height: 100%; width: 0; background: var(--accent-grad); transition: width .25s; }
.calc-note { margin: 18px 0 0; color: var(--text); font-size: 0.95rem; line-height: 1.55; }
.calc-note:empty { display: none; }
.calc-privacy { color: var(--text-dim); font-size: 0.85rem; margin: 0 0 12px; }
@media (max-width: 760px) {
  .calc { grid-template-columns: 1fr; }
  .calc-results { position: static; order: -1; }
  .calc-fields { padding: 16px; }
}