/* ═══════════════════════════════════════════════════════════
   Carit — Shared styles for SEO calculator pages
   Loaded by all /{calc}/index.html pages + /calculators/
   ═══════════════════════════════════════════════════════════ */

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg:             #1C1E27;
  --bg-deep:        #161821;
  --surface:        #252839;
  --surface-glass:  rgba(37, 40, 57, 0.6);
  --surface-high:   #2c2f42;
  --text:           #EDEDF5;
  --text-sec:       #b0adc2;
  --text-muted:     #76738a;
  --gold:           #C9A97A;
  --gold-warm:      #d4b88e;
  --gold-deep:      #B8935A;
  --gold-glow:      rgba(201,169,122,0.06);
  --gold-glow-mid:  rgba(201,169,122,0.12);
  --gold-glow-str:  rgba(201,169,122,0.22);
  --border:         rgba(255,255,255,0.06);
  --border-strong:  rgba(255,255,255,0.12);
  --border-gold:    rgba(201,169,122,0.12);
  --glass-border:   rgba(255,255,255,0.08);
  --glass-bg:       rgba(30,32,44,0.65);
  --heading: 'Cormorant', Georgia, serif;
  --body:    'Montserrat', -apple-system, sans-serif;
  --ease:    cubic-bezier(0.16, 1, 0.3, 1);
}

html { scroll-behavior: smooth; overflow-x: hidden; }
body {
  font-family: var(--body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  width: 100%;
}

body::before {
  content: '';
  position: fixed; inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image: radial-gradient(rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 32px 32px;
}

a { color: var(--gold); }
a:hover { color: var(--gold-warm); }

/* ═══ NAV ═══ */
nav.site-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 6px 48px;
  display: flex; align-items: center; justify-content: space-between;
  background: rgba(28,30,39,0.85);
  backdrop-filter: blur(24px) saturate(1.4);
  -webkit-backdrop-filter: blur(24px) saturate(1.4);
  border-bottom: 1px solid var(--border);
}
nav.site-nav .nav-logo img { height: 28px; width: auto; display: block; }
nav.site-nav .nav-logo { text-decoration: none; display: flex; align-items: center; padding: 6px 0; }
nav.site-nav .nav-right { display: flex; align-items: center; gap: 28px; }
nav.site-nav .nav-link {
  color: var(--text-sec); text-decoration: none;
  font-size: 0.75rem; font-weight: 500;
  letter-spacing: 0.1em; text-transform: uppercase;
  transition: color 0.3s;
}
nav.site-nav .nav-link:hover { color: var(--gold); }
nav.site-nav .nav-cta {
  color: var(--bg); background: var(--text);
  padding: 10px 24px; border-radius: 100px;
  text-decoration: none; font-weight: 600;
  font-size: 0.75rem; letter-spacing: 0.06em;
  transition: all 0.3s var(--ease);
}
nav.site-nav .nav-cta:hover { background: var(--gold); color: var(--bg); }
@media (max-width: 768px) {
  nav.site-nav { padding: 4px 20px; }
  nav.site-nav .nav-link { display: none; }
  nav.site-nav .nav-logo img { height: 24px; }
}

/* ═══ PAGE SHELL ═══ */
.page-shell {
  position: relative; z-index: 1;
  max-width: 960px;
  margin: 0 auto;
  padding: 130px 32px 80px;
}
.page-shell.wide { max-width: 1200px; }

/* Breadcrumb */
.breadcrumb {
  font-size: 0.72rem; color: var(--text-muted);
  letter-spacing: 0.08em; text-transform: uppercase;
  margin-bottom: 32px;
}
.breadcrumb a { color: var(--text-muted); text-decoration: none; }
.breadcrumb a:hover { color: var(--gold); }
.breadcrumb .sep { margin: 0 10px; opacity: 0.5; }

.eyebrow {
  color: var(--gold);
  font-size: 0.68rem; font-weight: 600;
  letter-spacing: 0.2em; text-transform: uppercase;
  margin-bottom: 20px;
}

/* Headings */
h1.page-title {
  font-family: var(--heading);
  font-size: clamp(2.2rem, 4.5vw, 3.6rem);
  font-weight: 300; line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}
h1.page-title em { font-style: italic; color: var(--gold); font-weight: 400; }

h2.section-h {
  font-family: var(--heading);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 400; line-height: 1.2;
  letter-spacing: -0.015em;
  margin: 48px 0 18px;
}
h2.section-h em { font-style: italic; color: var(--gold); }

h3.sub-h {
  font-family: var(--heading);
  font-size: 1.35rem; font-weight: 500;
  margin: 32px 0 14px;
  color: var(--text);
}

.lede {
  font-size: 1.05rem; color: var(--text-sec);
  line-height: 1.85; max-width: 720px;
  margin-bottom: 32px;
}
.lede strong, .lede b { color: var(--text); font-weight: 600; }

p { color: var(--text-sec); line-height: 1.85; margin-bottom: 18px; }
p strong, p b { color: var(--text); font-weight: 600; }

ul.bulleted, ol.numbered { margin: 0 0 22px 22px; color: var(--text-sec); line-height: 1.85; }
ul.bulleted li, ol.numbered li { margin-bottom: 8px; }

.callout {
  margin: 28px 0;
  padding: 22px 26px;
  border-left: 2px solid var(--gold);
  background: var(--glass-bg);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  border-radius: 0 10px 10px 0;
  color: var(--text); font-size: 0.95rem; line-height: 1.7;
}

/* Table */
table.data-table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 0.9rem;
  background: var(--glass-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}
table.data-table th, table.data-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
table.data-table th {
  background: rgba(201,169,122,0.08);
  color: var(--text);
  font-weight: 600; font-size: 0.78rem;
  letter-spacing: 0.06em; text-transform: uppercase;
}
table.data-table td { color: var(--text-sec); }
table.data-table tbody tr:hover { background: rgba(201,169,122,0.04); }
table.data-table tbody tr:last-child td { border-bottom: none; }

/* ═══ CALCULATOR CARD ═══ */
.calc-card {
  background: linear-gradient(180deg, rgba(37,40,57,0.9) 0%, rgba(30,32,44,0.75) 100%);
  border: 1px solid var(--border-strong);
  border-radius: 20px;
  padding: 32px;
  margin: 32px 0;
  box-shadow: 0 20px 60px rgba(0,0,0,0.35);
}
.calc-card h2 {
  font-family: var(--heading);
  font-size: 1.6rem; font-weight: 500;
  margin-bottom: 8px;
}
.calc-card .calc-sub {
  color: var(--text-muted); font-size: 0.85rem;
  margin-bottom: 24px;
}
.calc-field {
  display: flex; flex-direction: column; gap: 8px;
  margin-bottom: 18px;
}
.calc-field label {
  font-size: 0.72rem; color: var(--text-muted);
  letter-spacing: 0.1em; text-transform: uppercase; font-weight: 600;
}
.calc-field input, .calc-field select {
  background: rgba(22,24,33,0.8);
  border: 1px solid var(--border-strong);
  border-radius: 10px;
  padding: 12px 14px;
  color: var(--text);
  font-family: var(--body); font-size: 1rem;
  transition: border-color 0.2s;
}
.calc-field input:focus, .calc-field select:focus {
  outline: none; border-color: var(--gold);
}
.calc-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 600px) { .calc-row { grid-template-columns: 1fr; } }

.calc-result {
  margin-top: 24px;
  padding: 20px 22px;
  background: rgba(201,169,122,0.08);
  border: 1px solid var(--border-gold);
  border-radius: 12px;
}
.calc-result .result-label {
  font-size: 0.7rem; color: var(--text-muted);
  letter-spacing: 0.1em; text-transform: uppercase; font-weight: 600;
  margin-bottom: 6px;
}
.calc-result .result-value {
  font-family: var(--heading);
  color: var(--gold); font-weight: 500;
  font-size: 2rem; line-height: 1.2;
}
.calc-result .result-detail {
  margin-top: 10px;
  color: var(--text-sec); font-size: 0.88rem;
  line-height: 1.6;
}
.calc-result .result-row {
  display: flex; justify-content: space-between;
  padding: 6px 0;
  font-size: 0.88rem; color: var(--text-sec);
  border-bottom: 1px solid rgba(201,169,122,0.1);
}
.calc-result .result-row:last-child { border-bottom: none; }
.calc-result .result-row strong { color: var(--text); font-weight: 600; }

.calc-button {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--gold); color: var(--bg);
  border: none; cursor: pointer;
  padding: 12px 24px; border-radius: 100px;
  font-weight: 700; font-size: 0.82rem;
  font-family: var(--body);
  letter-spacing: 0.04em;
  transition: all 0.3s var(--ease);
  margin-top: 8px;
}
.calc-button:hover { background: var(--gold-warm); }

/* ═══ APP CTA BLOCK ═══ */
.app-cta {
  margin: 48px 0;
  padding: 36px 32px;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(201,169,122,0.12) 0%, rgba(201,169,122,0.04) 100%);
  border: 1px solid var(--border-gold);
  text-align: center;
}
.app-cta h3 {
  font-family: var(--heading); font-size: 1.8rem;
  font-weight: 400; margin-bottom: 10px;
}
.app-cta h3 em { color: var(--gold); font-style: italic; }
.app-cta p {
  color: var(--text-sec); margin-bottom: 22px;
  max-width: 540px; margin-left: auto; margin-right: auto;
}
.app-cta .cta-row {
  display: flex; justify-content: center; gap: 12px; flex-wrap: wrap;
}
.app-cta .btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--text); color: var(--bg);
  padding: 13px 28px; border-radius: 100px;
  text-decoration: none; font-weight: 700;
  font-size: 0.78rem; letter-spacing: 0.04em;
  transition: all 0.3s var(--ease);
}
.app-cta .btn-primary:hover { background: var(--gold); }
.app-cta .btn-ghost {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--text-sec); text-decoration: none;
  padding: 13px 22px; border-radius: 100px;
  border: 1px solid var(--border);
  font-size: 0.78rem; font-weight: 500;
  transition: all 0.3s var(--ease);
}
.app-cta .btn-ghost:hover { border-color: var(--gold); color: var(--gold); }

/* ═══ FAQ ACCORDION ═══ */
.faq {
  margin: 48px 0;
}
.faq-item {
  border-top: 1px solid var(--border);
}
.faq-item:last-child { border-bottom: 1px solid var(--border); }
.faq-q {
  width: 100%;
  padding: 20px 0;
  background: none; border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  color: var(--text); font-family: var(--heading); font-size: 1.15rem; font-weight: 500;
  text-align: left;
  transition: color 0.2s;
}
.faq-q:hover { color: var(--gold); }
.faq-q .chev {
  flex-shrink: 0;
  width: 18px; height: 18px;
  transition: transform 0.3s var(--ease);
  color: var(--gold);
}
.faq-item[open] .faq-q .chev { transform: rotate(45deg); }
.faq-a {
  padding: 0 0 22px; max-width: 720px;
  color: var(--text-sec); font-size: 0.95rem; line-height: 1.8;
}

/* ═══ SIBLING LINKS ═══ */
.sibling-links {
  margin: 56px 0 32px;
  padding: 28px 32px;
  border-radius: 16px;
  background: var(--glass-bg);
  border: 1px solid var(--border);
}
.sibling-links .sl-eyebrow {
  color: var(--gold);
  font-size: 0.68rem; font-weight: 600;
  letter-spacing: 0.2em; text-transform: uppercase;
  margin-bottom: 14px;
}
.sibling-links h4 {
  font-family: var(--heading); font-size: 1.4rem;
  font-weight: 400; margin-bottom: 16px;
}
.sibling-links ul { list-style: none; margin: 0; padding: 0; }
.sibling-links li { margin: 10px 0; }
.sibling-links a {
  color: var(--text); text-decoration: none;
  font-size: 0.95rem;
  border-bottom: 1px solid rgba(201,169,122,0.2);
  transition: all 0.2s;
}
.sibling-links a:hover { color: var(--gold); border-color: var(--gold); }

/* ═══ AUTHOR BLOCK ═══ */
.author-block {
  margin: 56px 0 32px;
  padding: 28px;
  border-radius: 16px;
  background: var(--glass-bg);
  border: 1px solid var(--border);
  display: flex; gap: 24px; align-items: flex-start;
}
.author-block .avatar {
  flex-shrink: 0;
  width: 72px; height: 72px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-deep) 100%);
  display: flex; align-items: center; justify-content: center;
  color: var(--bg); font-family: var(--heading); font-size: 1.8rem; font-weight: 600;
  border: 2px solid var(--border-gold);
}
.author-block .abody h4 {
  font-family: var(--heading); font-size: 1.15rem;
  font-weight: 600; margin-bottom: 4px;
}
.author-block .abody .role {
  color: var(--gold); font-size: 0.78rem;
  letter-spacing: 0.08em; text-transform: uppercase;
  font-weight: 600; margin-bottom: 10px;
}
.author-block .abody p {
  font-size: 0.9rem; line-height: 1.7; margin: 0;
}
.author-block .abody a {
  color: var(--gold); text-decoration: none;
  border-bottom: 1px solid rgba(201,169,122,0.3);
}
@media (max-width: 500px) {
  .author-block { flex-direction: column; }
}

/* ═══ FOOTER ═══ */
footer.site-footer {
  border-top: 1px solid var(--border);
  position: relative; z-index: 1;
  margin-top: 64px;
}
footer.site-footer .foot-inner {
  max-width: 1300px; margin: 0 auto;
  padding: 48px 48px 24px;
  display: grid; grid-template-columns: 1.3fr auto auto auto;
  gap: 48px; align-items: start;
}
footer.site-footer .foot-brand img { height: 40px; width: auto; opacity: 0.7; }
footer.site-footer .foot-brand p { color: var(--text-muted); font-size: 0.8rem; margin-top: 14px; line-height: 1.6; max-width: 300px; }
footer.site-footer .foot-col-t { font-size: 0.66rem; font-weight: 600; color: var(--text); letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 14px; }
footer.site-footer .foot-col a {
  display: block; color: var(--text-muted); text-decoration: none;
  font-size: 0.8rem; margin-bottom: 10px; transition: color 0.3s;
}
footer.site-footer .foot-col a:hover { color: var(--gold); }
footer.site-footer .foot-bottom {
  max-width: 1300px; margin: 0 auto;
  padding: 20px 48px 32px;
  border-top: 1px solid var(--border);
  display: flex; justify-content: space-between; align-items: center;
  font-size: 0.66rem; color: var(--text-muted); opacity: 0.55;
}
@media (max-width: 900px) {
  footer.site-footer .foot-inner { grid-template-columns: 1fr 1fr; gap: 32px 28px; padding: 36px 24px 20px; }
  footer.site-footer .foot-bottom { padding: 18px 24px 28px; flex-direction: column; gap: 6px; }
  .page-shell { padding: 110px 20px 60px; }
}

/* ═══ KEYWORD LINK GRID ═══ */
.keyword-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px;
  margin: 28px 0;
}
.keyword-grid a {
  display: block;
  padding: 14px 18px;
  border-radius: 12px;
  background: var(--glass-bg);
  border: 1px solid var(--border);
  color: var(--text);
  text-decoration: none;
  font-size: 0.88rem;
  transition: all 0.3s var(--ease);
}
.keyword-grid a:hover {
  border-color: var(--border-gold);
  background: rgba(37,40,57,0.85);
  color: var(--gold-warm);
  transform: translateY(-2px);
}
.keyword-grid a .kg-label {
  display: block; font-weight: 600; margin-bottom: 3px;
}
.keyword-grid a .kg-desc {
  display: block; color: var(--text-muted); font-size: 0.76rem;
}
@media (max-width: 700px) { .keyword-grid { grid-template-columns: 1fr; } }