/* Shared styles for CharterIQ resource / content pages */
:root {
  --amber: #f59e0b; --amber-dark: #d97706; --amber-soft: #fffbeb;
  --ink: #1c1917; --muted: #78716c; --line: #e7e5e4;
  --bg: #faf9f7; --dark: #0c0a09; --dark-2: #1c1917;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; color: var(--ink); background: var(--bg); line-height: 1.65; -webkit-font-smoothing: antialiased; }
a { color: var(--amber-dark); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: 1140px; margin: 0 auto; padding: 0 24px; }
.narrow { max-width: 760px; margin: 0 auto; padding: 0 24px; }
.btn { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; font-size: 15px; padding: 12px 22px; border-radius: 12px; border: none; cursor: pointer; }
.btn-primary { background: var(--amber); color: #fff; box-shadow: 0 6px 20px rgba(245,158,11,.28); }
.btn-primary:hover { background: var(--amber-dark); transform: translateY(-1px); text-decoration: none; }

/* Nav */
nav { position: sticky; top: 0; z-index: 50; background: rgba(250,249,247,.85); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 66px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 18px; color: var(--ink); }
.logo:hover { text-decoration: none; }
.logo-mark { width: 34px; height: 34px; border-radius: 10px; background: var(--amber); display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 12px rgba(245,158,11,.3); }
.nav-links { display: flex; align-items: center; gap: 22px; }
.nav-links a.txt { font-size: 15px; color: var(--muted); font-weight: 500; }
.nav-links a.txt:hover { color: var(--ink); text-decoration: none; }
@media (max-width: 720px) { .nav-links .hide-sm { display: none; } }

/* Article */
article { padding: 48px 0 56px; }
.eyebrow { font-size: 13px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--amber-dark); }
.crumbs { font-size: 13px; color: var(--muted); margin-bottom: 18px; }
.crumbs a { color: var(--muted); }
article h1 { font-size: clamp(30px, 4.4vw, 44px); font-weight: 800; line-height: 1.12; letter-spacing: -0.02em; margin: 10px 0 14px; }
article .meta { font-size: 14px; color: var(--muted); margin-bottom: 28px; }
article h2 { font-size: 26px; font-weight: 800; letter-spacing: -0.01em; margin: 38px 0 12px; }
article h3 { font-size: 19px; font-weight: 700; margin: 26px 0 8px; }
article p { font-size: 17px; color: #292524; margin: 14px 0; }
article ul, article ol { margin: 14px 0 14px 22px; }
article li { font-size: 17px; color: #292524; margin: 7px 0; }
article strong { color: var(--ink); }

.answer { background: #fff; border: 1px solid var(--line); border-left: 4px solid var(--amber); border-radius: 14px; padding: 20px 24px; margin: 8px 0 26px; }
.answer p { margin: 0; font-size: 17px; }

table.tbl { width: 100%; border-collapse: collapse; margin: 18px 0; font-size: 15px; background: #fff; border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
table.tbl th, table.tbl td { text-align: left; padding: 11px 14px; border-bottom: 1px solid var(--line); }
table.tbl th { background: #f5f5f4; font-weight: 700; font-size: 13px; }
table.tbl tr:last-child td { border-bottom: none; }

.callout { background: var(--amber-soft); border: 1px solid #fde68a; border-radius: 14px; padding: 18px 22px; margin: 24px 0; font-size: 15.5px; color: #44403c; }

.faq h2 { margin-bottom: 8px; }
details { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 2px 20px; margin-bottom: 12px; }
details summary { cursor: pointer; list-style: none; font-weight: 600; font-size: 16px; padding: 16px 0; display: flex; justify-content: space-between; align-items: center; }
details summary::-webkit-details-marker { display: none; }
details summary::after { content: '+'; color: var(--amber-dark); font-size: 22px; font-weight: 400; }
details[open] summary::after { content: '\2212'; }
details p { color: var(--muted); font-size: 16px; padding: 0 0 18px; }

.cta-band { background: linear-gradient(160deg, var(--dark) 0%, var(--dark-2) 100%); color: #fff; border-radius: 22px; padding: 40px; text-align: center; margin: 44px 0 0; }
.cta-band h2 { color: #fff; margin: 0 0 8px; font-size: 26px; }
.cta-band p { color: #a8a29e; margin: 0 0 22px; }

/* Resource hub cards */
.hub-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-top: 36px; }
@media (max-width: 760px) { .hub-grid { grid-template-columns: 1fr; } }
.hub-card { display: block; background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 26px; transition: all .15s ease; }
.hub-card:hover { border-color: #d6d3d1; box-shadow: 0 14px 36px rgba(28,25,23,.08); text-decoration: none; transform: translateY(-2px); }
.hub-card .tag { font-size: 12px; font-weight: 700; color: var(--amber-dark); text-transform: uppercase; letter-spacing: .05em; }
.hub-card h3 { font-size: 20px; font-weight: 700; color: var(--ink); margin: 10px 0 8px; }
.hub-card p { color: var(--muted); font-size: 15px; }

.related { margin-top: 40px; padding-top: 28px; border-top: 1px solid var(--line); }
.related h3 { font-size: 15px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); margin-bottom: 12px; }
.related a { display: block; font-weight: 600; color: var(--ink); margin: 8px 0; }

footer { padding: 40px 0; border-top: 1px solid var(--line); margin-top: 40px; }
.foot-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
.foot-inner .muted { color: var(--muted); font-size: 14px; }
.foot-links { display: flex; gap: 22px; font-size: 14px; }
.foot-links a { color: var(--muted); }