/* /features page. Builds on home.css tokens and components (.h-*). */
.features .f-hero { padding-block: 72px 48px; background: var(--h-bg); }
.features .f-hero h1 { font-size: clamp(2.125rem, 4vw, 3.25rem); font-weight: 700; line-height: 1.06; letter-spacing: -0.025em; color: var(--h-ink); max-width: 860px; margin: 12px 0 16px; }
.features .f-hero h1 span { color: var(--h-primary); }
.features .f-hero .h-lead { max-width: 720px; }
.f-jump { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 28px; }
.f-jump a { font-family: var(--h-mono); font-size: 0.75rem; padding: 8px 12px; border: 1px solid var(--h-line); border-radius: 999px; color: var(--h-text); background: var(--h-surface); text-decoration: none; min-height: 36px; display: inline-flex; align-items: center; }
.f-jump a:hover { border-color: var(--h-primary); color: var(--h-primary); }
.features .f-alt { background: var(--h-surface); border-block: 1px solid var(--h-line); }

.f-groups { display: grid; gap: 20px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 768px) { .f-groups { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.f-group { min-width: 0; background: var(--h-surface); border: 1px solid var(--h-line); border-radius: var(--h-radius); padding: 24px; box-shadow: var(--h-shadow); }
.f-group h3 { font-size: 1.0625rem; font-weight: 700; color: var(--h-ink); margin: 0 0 12px; }
.f-group p { margin: 12px 0 0; color: var(--h-muted); font-size: 0.9375rem; }
.f-tags { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.f-tags li { font-family: var(--h-mono); font-size: 0.75rem; padding: 5px 9px; border-radius: 6px; background: var(--h-primary-soft); color: var(--h-primary-hover); }

.f-blocks { display: grid; gap: 16px; margin-top: 20px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 576px) { .f-blocks { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 992px) { .f-blocks { grid-template-columns: repeat(4, minmax(0, 1fr)); } .f-blocks-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.f-block { min-width: 0; padding: 20px; border: 1px solid var(--h-line); border-radius: var(--h-radius-sm); background: var(--h-surface); }
.f-block h3 { font-size: 0.9375rem; font-weight: 700; color: var(--h-ink); margin: 0 0 6px; }
.f-block p { margin: 0; font-size: 0.875rem; color: var(--h-muted); }
.features #client .h-exchanges { padding-block: 0 8px; }

.f-report { display: grid; gap: 20px; margin-top: 24px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 768px) { .f-report { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.f-report-col { min-width: 0; padding: 24px; border: 1px solid var(--h-line); border-radius: var(--h-radius); background: var(--h-bg); }
.f-report-col h3 { font-size: 1rem; font-weight: 700; color: var(--h-ink); margin: 0 0 12px; }
.f-disclaimer { margin: 16px 0 0; font-size: 0.8125rem; color: var(--h-muted); }

.f-table-wrap { overflow-x: auto; border: 1px solid var(--h-line); border-radius: var(--h-radius); background: var(--h-surface); }
.f-table { width: 100%; min-width: 560px; border-collapse: collapse; font-size: 0.875rem; font-variant-numeric: tabular-nums; }
.f-table th, .f-table td { padding: 12px 14px; border-bottom: 1px solid var(--h-line); text-align: left; }
.f-table thead th { font-family: var(--h-mono); font-size: 0.75rem; text-transform: uppercase; letter-spacing: .06em; color: var(--h-muted); background: var(--h-bg); }
.f-table tbody th { font-weight: 600; color: var(--h-ink); }
.f-table td { color: var(--h-text); }
.f-table tr:last-child th, .f-table tr:last-child td { border-bottom: 0; }

@media (max-width: 575.98px) {
    .features .f-hero { padding-block: 48px 32px; }
    .f-group, .f-report-col { padding: 20px; }
}

/* Indicators guide */
.f-ind-grid { display: grid; gap: 16px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 768px) { .f-ind-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1200px) { .f-ind-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.f-ind { min-width: 0; padding: 22px; border: 1px solid var(--h-line); border-radius: var(--h-radius); background: var(--h-surface); scroll-margin-top: 96px; }
.f-ind h3 { margin: 0 0 8px; font-size: 1.0625rem; font-weight: 700; color: var(--h-ink); }
.f-ind h3 span { display: block; margin-top: 2px; font-size: 0.8125rem; font-weight: 500; color: var(--h-muted); }
.f-ind p { margin: 0 0 10px; font-size: 0.9rem; color: var(--h-text); }
.f-ind-read { color: var(--h-muted) !important; }
.f-ind-rule { margin: 12px 0 0 !important; padding: 10px 12px; border-radius: 8px; background: var(--h-primary-soft); font-family: var(--h-mono); font-size: 0.78rem !important; color: var(--h-primary-hover) !important; }
.f-ind-rule span { display: block; margin-bottom: 2px; font-size: 0.6875rem; letter-spacing: .08em; text-transform: uppercase; color: var(--h-muted); }

/* Calculators */
.f-calc-grid { display: grid; gap: 20px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 992px) { .f-calc-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.f-calc { min-width: 0; padding: 24px; border: 1px solid var(--h-line); border-radius: var(--h-radius); background: var(--h-surface); box-shadow: var(--h-shadow); scroll-margin-top: 96px; }
.f-calc h2 { margin: 0 0 4px; font-size: 1.25rem; font-weight: 700; color: var(--h-ink); }
.f-calc-desc { margin: 0 0 16px; font-size: 0.9rem; color: var(--h-muted); }
.f-fields { display: grid; gap: 12px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 480px) { .f-fields { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.f-fields label { display: flex; flex-direction: column; gap: 6px; font-size: 0.8125rem; font-weight: 600; color: var(--h-text); }
.f-fields input, .f-fields select { width: 100%; min-height: 46px; padding: 0 12px; border: 1px solid #cbd5e1; border-radius: var(--h-radius-sm); background: #fff; font-size: 1rem; font-variant-numeric: tabular-nums; color: var(--h-ink); }
.f-fields input:focus-visible, .f-fields select:focus-visible { outline: 2px solid var(--h-primary); outline-offset: 1px; border-color: var(--h-primary); }
.f-out { display: grid; gap: 10px; grid-template-columns: repeat(2, minmax(0, 1fr)); margin: 18px 0 0; padding: 16px; border-radius: var(--h-radius-sm); background: var(--h-ink); }
.f-out div { min-width: 0; }
.f-out dt { font-family: var(--h-mono); font-size: 0.6875rem; letter-spacing: .06em; text-transform: uppercase; color: #94a3b8; font-weight: 500; }
.f-out dd { margin: 2px 0 0; font-size: 1.0625rem; font-weight: 700; color: #f1f5f9; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.f-calc-note { margin: 12px 0 0; font-size: 0.8125rem; color: var(--h-muted); }
.f-calc-note:empty { display: none; }