/* ============================================================
   PontoonHQ — Tools & Article CSS
   All tool-specific, article, and category page styles
   ============================================================ */

/* ── HOMEPAGE ─────────────────────────────────────────────── */
.hero { background: var(--white); padding: var(--space-3xl) 0 var(--space-2xl); }
.hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-2xl); align-items: center; }
.hero-title em { font-style: normal; color: var(--teal); }
.hero-desc { font-size: 17px; color: var(--gray-600); line-height: 1.65; margin-bottom: 28px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }

.stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.stat-card { background: var(--gray-100); border-radius: var(--radius-lg); padding: 20px; text-align: center; }
.stat-num { font-family: var(--font-display); font-size: 28px; font-weight: 800; color: var(--teal); }
.stat-card-amber .stat-num { color: var(--amber); }
.stat-label { font-size: 12px; color: var(--gray-500); text-transform: uppercase; letter-spacing: 1px; margin-top: 4px; }

.trust-bar { background: var(--gray-100); border-top: 1px solid var(--gray-200); border-bottom: 1px solid var(--gray-200); padding: 14px 0; }
.trust-bar-inner { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
.trust-bar-label { font-size: 11px; text-transform: uppercase; letter-spacing: 1.5px; color: var(--gray-400); white-space: nowrap; }
.trust-brands { display: flex; gap: 20px; flex-wrap: wrap; }
.trust-brands span { font-size: 13px; color: var(--gray-500); }
.trust-brands span::before { content: '·'; margin-right: 8px; color: var(--teal); }
.trust-more { color: var(--teal) !important; font-weight: 500; }

.section-tools { padding: var(--space-2xl) 0; background: var(--white); }
.section-tools h2 { margin-bottom: 8px; }
.section-desc { font-size: 16px; color: var(--gray-500); margin-bottom: var(--space-xl); max-width: 560px; }

.tools-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.tool-card {
    border: 1px solid var(--gray-200); border-radius: var(--radius-lg);
    padding: var(--space-lg); transition: border-color var(--duration), box-shadow var(--duration);
    display: flex; flex-direction: column; gap: 10px;
}
.tool-card:hover { border-color: var(--teal); box-shadow: var(--shadow-sm); }
.tool-card-featured { border-color: var(--teal); border-width: 2px; }
.tool-card-badge { display: inline-block; background: var(--teal); color: white; font-size: 10px; font-weight: 600; padding: 2px 8px; border-radius: var(--radius-sm); }
.tool-card-icon { width: 44px; height: 44px; background: var(--teal-light); border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; }
.tool-card-title { font-family: var(--font-display); font-size: 16px; font-weight: 700; margin: 0; }
.tool-card-desc { font-size: 13px; color: var(--gray-600); line-height: 1.55; flex: 1; }
.tool-card-meta { display: flex; flex-direction: column; gap: 3px; }
.tool-card-meta span { font-size: 12px; color: var(--gray-500); }

.section-pillars { padding: var(--space-2xl) 0; background: var(--gray-100); }
.pillars-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.pillar-card {
    background: var(--white); border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg); padding: var(--space-lg);
    transition: border-color var(--duration); display: block; color: inherit;
}
.pillar-card:hover { border-color: var(--teal); color: inherit; }
.pillar-num { font-family: var(--font-display); font-size: 28px; font-weight: 800; color: var(--gray-200); margin-bottom: 8px; }
.pillar-title { font-family: var(--font-display); font-size: 15px; font-weight: 700; margin-bottom: 6px; }
.pillar-desc { font-size: 13px; color: var(--gray-500); line-height: 1.5; margin-bottom: 12px; }
.pillar-link { font-size: 12px; color: var(--teal); font-weight: 500; }

.section-articles { padding: var(--space-2xl) 0; }
.section-header-row { display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: var(--space-xl); gap: 16px; }
.section-header-row h2 { margin-bottom: 0; }
.articles-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }
.article-card { border: 1px solid var(--gray-200); border-radius: var(--radius-lg); padding: var(--space-lg); transition: border-color var(--duration); }
.article-card:hover { border-color: var(--teal); }
.article-card-featured { grid-column: span 2; }
.article-cat a { font-size: 11px; text-transform: uppercase; letter-spacing: 1px; color: var(--teal); font-weight: 600; }
.article-title { font-size: 16px; font-weight: 700; margin: 8px 0 8px; line-height: 1.3; }
.article-title a { color: var(--gray-900); }
.article-title a:hover { color: var(--teal); }
.article-excerpt { font-size: 13px; color: var(--gray-600); line-height: 1.55; margin-bottom: 12px; }
.article-meta { display: flex; gap: 12px; font-size: 12px; color: var(--gray-400); }

.section-gear { padding: var(--space-2xl) 0; background: var(--gray-100); }
.gear-highlights { display: flex; flex-direction: column; gap: 10px; margin-bottom: 12px; }
.affiliate-disclosure-inline { font-size: 12px; color: var(--gray-400); }
.affiliate-disclosure-inline a { color: var(--gray-500); text-decoration: underline; }

.section-trust { padding: var(--space-2xl) 0; }
.trust-pillars { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-lg); margin: var(--space-xl) 0; }
.trust-pillar { text-align: center; }
.trust-pillar-icon { font-size: 28px; margin-bottom: 10px; }
.trust-pillar h3 { font-size: 15px; margin-bottom: 8px; }
.trust-pillar p { font-size: 13px; color: var(--gray-600); line-height: 1.55; }
.trust-cta { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

.section-cta { padding: var(--space-2xl) 0; }
.cta-box { background: var(--teal); color: white; border-radius: var(--radius-xl); padding: var(--space-2xl); text-align: center; }
.cta-box .eyebrow { color: rgba(255,255,255,0.7); }
.cta-box h2 { color: white; margin-bottom: 12px; }
.cta-box p { font-size: 16px; color: rgba(255,255,255,0.85); margin-bottom: 24px; }
.cta-box .btn-primary { background: white; color: var(--teal); border-color: white; }
.cta-box .btn-primary:hover { background: var(--gray-100); }

/* ── TOOL PAGES ───────────────────────────────────────────── */
.tool-header { background: var(--gray-100); border-bottom: 1px solid var(--gray-200); padding: var(--space-xl) 0; }
.tool-header h1 { margin: 6px 0 8px; }
.tool-header p { font-size: 15px; color: var(--gray-600); max-width: 580px; }

.tool-body { padding: var(--space-xl) 0; }
.tool-layout { display: grid; grid-template-columns: 1fr 320px; gap: var(--space-xl); align-items: start; }
.tool-main { background: var(--white); border: 1px solid var(--gray-200); border-radius: var(--radius-xl); padding: var(--space-xl); }
.tool-section-label { font-size: 11px; text-transform: uppercase; letter-spacing: 1.5px; color: var(--teal); font-weight: 600; margin: 20px 0 12px; padding-top: 16px; border-top: 1px solid var(--gray-200); }
.tool-section-label:first-child { margin-top: 0; padding-top: 0; border-top: none; }
.tool-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.range-with-output { display: flex; align-items: center; gap: 10px; }
.range-with-output input[type=range] { flex: 1; accent-color: var(--teal); }
.range-output { font-family: var(--font-display); font-size: 14px; font-weight: 700; min-width: 68px; text-align: right; }

/* Results */
.prop-results, .underpower-results { margin-top: 24px; }
.results-placeholder { padding: 24px; text-align: center; background: var(--gray-100); border-radius: var(--radius-md); color: var(--gray-400); font-size: 14px; }

.result-status { border-radius: var(--radius-md); padding: 14px 16px; margin-bottom: 16px; display: flex; align-items: flex-start; gap: 12px; border: 1px solid transparent; }
.rs-icon { width: 32px; height: 32px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 14px; color: white; flex-shrink: 0; }
.rs-title { font-family: var(--font-display); font-size: 15px; font-weight: 700; }
.rs-sub { font-size: 12px; margin-top: 2px; }

.result-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 16px; }
.result-metric { background: var(--gray-100); border-radius: var(--radius-md); padding: 14px; }
.rm-label { font-size: 10px; text-transform: uppercase; letter-spacing: 1px; color: var(--gray-400); margin-bottom: 4px; }
.rm-value { font-family: var(--font-display); font-size: 20px; font-weight: 800; }
.rm-note { font-size: 11px; color: var(--gray-400); margin-top: 3px; }

.result-pitch-bar { background: var(--gray-100); border-radius: var(--radius-md); padding: 14px; margin-bottom: 14px; }
.rpb-label { font-size: 11px; text-transform: uppercase; letter-spacing: 1px; color: var(--gray-400); margin-bottom: 10px; }
.rpb-track { height: 10px; background: var(--white); border: 1px solid var(--gray-200); border-radius: 5px; position: relative; margin-bottom: 6px; }
.rpb-fill { height: 10px; border-radius: 5px; background: var(--teal); position: absolute; }
.rpb-needle { position: absolute; top: -3px; width: 3px; height: 16px; background: var(--gray-800); border-radius: 2px; transform: translateX(-50%); }
.rpb-markers { display: flex; justify-content: space-between; font-size: 11px; color: var(--gray-400); }

.result-rpm-zones { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 14px; }
.rpm-zone { flex: 1; min-width: 70px; padding: 10px; border-radius: var(--radius-md); text-align: center; }
.rz-lbl { font-size: 10px; text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 3px; }
.rz-val { font-family: var(--font-display); font-size: 12px; font-weight: 700; }
.rpm-low { background: #FAEEDA; color: #633806; }
.rpm-ok { background: #E1F5EE; color: #085041; }
.rpm-caution { background: #FAEEDA; color: #854F0B; }
.rpm-danger { background: #FCEBEB; color: #501313; }

.result-warnings { border-radius: var(--radius-md); padding: 14px 16px; margin-bottom: 14px; }
.rw-title { font-family: var(--font-display); font-size: 13px; font-weight: 700; margin-bottom: 8px; }
.rw-item { display: flex; gap: 8px; font-size: 13px; line-height: 1.5; margin-bottom: 5px; align-items: flex-start; }
.rw-dot { width: 7px; height: 7px; border-radius: 50%; flex-shrink: 0; margin-top: 5px; }

.result-props { border: 1px solid var(--gray-200); border-radius: var(--radius-md); padding: 14px 16px; margin-bottom: 14px; }
.rp-title { font-family: var(--font-display); font-size: 13px; font-weight: 700; margin-bottom: 10px; }
.rp-row { display: flex; justify-content: space-between; align-items: center; padding: 8px 0; border-bottom: 1px solid var(--gray-100); font-size: 13px; gap: 8px; flex-wrap: wrap; }
.rp-row:last-child { border-bottom: none; }
.rp-row-highlight { background: var(--teal-light); margin: 0 -16px; padding: 8px 16px; border-radius: var(--radius-sm); }
.rp-name { font-weight: 500; }
.rp-spec { font-size: 12px; color: var(--gray-500); }

/* Underpower gauge */
.up-gauge { margin-bottom: 16px; }
.up-gauge-label { font-size: 11px; text-transform: uppercase; letter-spacing: 1px; color: var(--gray-400); margin-bottom: 10px; }
.up-gauge-track { position: relative; height: 24px; border-radius: 12px; overflow: hidden; display: flex; margin-bottom: 6px; }
.up-gz { display: flex; align-items: center; justify-content: center; font-size: 10px; font-weight: 600; }
.up-danger { background: #F09595; color: #501313; flex: 15; }
.up-under  { background: #FAC775; color: #412402; flex: 20; }
.up-ok     { background: #9FE1CB; color: #04342C; flex: 25; }
.up-ideal  { background: #1D9E75; color: white;   flex: 25; }
.up-over   { background: #85B7EB; color: #042C53; flex: 15; }
.up-needle { position: absolute; top: 0; height: 24px; width: 3px; background: var(--gray-900); border-radius: 2px; transform: translateX(-50%); }

/* Tool sidebar */
.tool-sidebar { display: flex; flex-direction: column; gap: 16px; }
.sidebar-card { border: 1px solid var(--gray-200); border-radius: var(--radius-lg); padding: var(--space-lg); background: var(--white); }
.sidebar-card-gear { background: var(--gray-100); border-color: var(--gray-200); }
.sidebar-title { font-family: var(--font-display); font-size: 15px; font-weight: 700; margin-bottom: 14px; }
.sidebar-links { display: flex; flex-direction: column; gap: 8px; }
.sidebar-links a { font-size: 13px; color: var(--gray-700); border-bottom: 1px solid var(--gray-100); padding-bottom: 8px; }
.sidebar-links a:hover { color: var(--teal); }
.sidebar-links a:last-child { border-bottom: none; padding-bottom: 0; }
.sidebar-gear-item { margin-bottom: 14px; padding-bottom: 14px; border-bottom: 1px solid var(--gray-200); }
.sidebar-gear-item:last-of-type { border-bottom: none; }
.sgi-name { font-weight: 600; font-size: 13px; margin-bottom: 3px; }
.sgi-desc { font-size: 12px; color: var(--gray-500); margin-bottom: 8px; }
.sidebar-table { font-size: 12px; }
.sidebar-note { font-size: 11px; color: var(--gray-400); margin-top: 8px; }

/* ── FAQ ──────────────────────────────────────────────────── */
.section-faq { padding: var(--space-2xl) 0; background: var(--gray-100); }
.section-faq h2 { margin-bottom: var(--space-xl); }
.faq-list { display: flex; flex-direction: column; gap: 8px; }
.faq-item { background: var(--white); border: 1px solid var(--gray-200); border-radius: var(--radius-md); overflow: hidden; }
.faq-item summary { padding: 16px 20px; font-weight: 600; font-size: 15px; cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: '+'; font-size: 20px; color: var(--teal); flex-shrink: 0; }
.faq-item[open] summary::after { content: '−'; }
.faq-item p { padding: 0 20px 16px; font-size: 14px; color: var(--gray-600); line-height: 1.7; }

/* ── ARTICLE PAGES ────────────────────────────────────────── */
.article-header { background: var(--white); padding: var(--space-xl) 0; border-bottom: 1px solid var(--gray-200); }
.article-header h1 { margin: 10px 0 12px; }
.article-header-meta { display: flex; gap: 16px; font-size: 13px; color: var(--gray-400); flex-wrap: wrap; margin-bottom: 8px; }

.article-layout { display: grid; grid-template-columns: 1fr 300px; gap: var(--space-xl); padding: var(--space-xl) 0; align-items: start; }
.article-body { max-width: 720px; }
.article-body h2 { font-size: 1.5rem; margin: 2rem 0 0.75rem; padding-top: 1rem; border-top: 1px solid var(--gray-200); }
.article-body h3 { font-size: 1.2rem; margin: 1.5rem 0 0.5rem; }
.article-body p { font-size: 16px; line-height: 1.75; margin-bottom: 1.25rem; }
.article-body ul, .article-body ol { padding-left: 1.5rem; margin-bottom: 1.25rem; }
.article-body li { margin-bottom: 0.5rem; font-size: 16px; line-height: 1.7; }
.article-body ul li { list-style: disc; }
.article-body ol li { list-style: decimal; }
.article-body strong { font-weight: 600; }
.article-body blockquote { border-left: 3px solid var(--teal); padding: 12px 20px; margin: 1.5rem 0; background: var(--gray-100); border-radius: 0 var(--radius-md) var(--radius-md) 0; }
.article-body blockquote p { margin: 0; font-style: italic; color: var(--gray-600); }
.article-body .callout { background: var(--teal-light); border: 1px solid var(--teal); border-radius: var(--radius-md); padding: 16px 20px; margin: 1.5rem 0; }
.article-body .callout-warn { background: #FAEEDA; border-color: var(--amber); }
.article-body .callout-danger { background: #FCEBEB; border-color: var(--red); }

/* TOC */
#toc-wrap { background: var(--gray-100); border: 1px solid var(--gray-200); border-radius: var(--radius-md); padding: 16px 20px; margin-bottom: var(--space-xl); }
#toc-wrap h4 { font-size: 13px; text-transform: uppercase; letter-spacing: 1px; color: var(--gray-400); margin-bottom: 10px; }
#toc-list { display: flex; flex-direction: column; gap: 5px; }
.toc-item a, .toc-sub a { font-size: 14px; color: var(--gray-600); }
.toc-item a:hover, .toc-sub a:hover, .toc-item a.active, .toc-sub a.active { color: var(--teal); }
.toc-sub { padding-left: 14px; }
.toc-sub a { font-size: 13px; }

/* Author box */
.author-box { display: flex; gap: 14px; background: var(--gray-100); border-radius: var(--radius-md); padding: 16px 20px; margin-top: var(--space-xl); }
.author-avatar { width: 52px; height: 52px; border-radius: 50%; background: var(--teal-light); display: flex; align-items: center; justify-content: center; font-family: var(--font-display); font-weight: 800; font-size: 18px; color: var(--teal-dark); flex-shrink: 0; }
.author-name { font-weight: 700; font-size: 15px; margin-bottom: 3px; }
.author-title { font-size: 12px; color: var(--gray-400); margin-bottom: 6px; }
.author-bio { font-size: 13px; color: var(--gray-600); line-height: 1.55; }

/* Related articles */
.related-articles { margin-top: var(--space-xl); }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 14px; }

/* ── RESPONSIVE ───────────────────────────────────────────── */
@media (max-width: 1024px) {
    .tool-layout { grid-template-columns: 1fr; }
    .tool-sidebar { display: grid; grid-template-columns: 1fr 1fr; }
    .tools-grid { grid-template-columns: 1fr 1fr; }
    .pillars-grid { grid-template-columns: 1fr 1fr; }
    .trust-pillars { grid-template-columns: 1fr 1fr; }
    .article-layout { grid-template-columns: 1fr; }
    .articles-grid { grid-template-columns: 1fr 1fr; }
    .article-card-featured { grid-column: span 1; }
}

@media (max-width: 768px) {
    .hero-inner { grid-template-columns: 1fr; }
    .stat-grid { display: none; }
    .tools-grid { grid-template-columns: 1fr; }
    .pillars-grid { grid-template-columns: 1fr 1fr; }
    .trust-pillars { grid-template-columns: 1fr 1fr; }
    .articles-grid { grid-template-columns: 1fr; }
    .tool-grid-2 { grid-template-columns: 1fr; }
    .result-metrics { grid-template-columns: 1fr 1fr; }
    .tool-sidebar { grid-template-columns: 1fr; }
    .related-grid { grid-template-columns: 1fr; }
    .section-header-row { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
    .pillars-grid { grid-template-columns: 1fr; }
    .trust-pillars { grid-template-columns: 1fr; }
    .result-metrics { grid-template-columns: 1fr; }
}