/* BizPlan AI (bizplanai.app) — shared stylesheet */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #F4F6FB;
  --surface: #FFFFFF;
  --ink: #0F1B33;
  --ink-soft: #586079;
  --primary: #2B5BE3;
  --primary-dark: #1E43B0;
  --primary-light: #EAF0FF;
  --accent: #FF8A3D;
  --accent-soft: #FFEAD9;
  --border: #E2E7F1;
  --radius: 12px;
}

body {
  font-family: 'DM Sans', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--ink);
  min-height: 100vh;
  line-height: 1.5;
}
a { color: var(--primary); }

/* ── SITE NAV ── */
.site-nav { background: var(--ink); color: #fff; }
.site-nav-inner {
  max-width: 1100px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 20px; flex-wrap: wrap; gap: 8px 18px;
}
.brand {
  font-family: 'Sora', 'DM Sans', sans-serif;
  font-size: 1.3rem; font-weight: 700;
  color: #fff; text-decoration: none; letter-spacing: -0.02em; white-space: nowrap;
}
.brand span { color: var(--accent); }
.nav-links { display: flex; gap: 4px 16px; flex-wrap: wrap; font-size: 0.86rem; }
.nav-links a { color: rgba(255,255,255,0.78); text-decoration: none; white-space: nowrap; transition: color 0.15s; }
.nav-links a:hover { color: #fff; }

/* ── HERO HEADER ── */
header.page-hero {
  background: linear-gradient(160deg, #142a55 0%, var(--ink) 70%);
  color: #fff; text-align: center;
  padding: 34px 20px 30px;
  border-top: 1px solid rgba(255,255,255,0.07);
}
header.page-hero h1 {
  font-family: 'Sora', 'DM Sans', sans-serif; font-weight: 700;
  font-size: clamp(1.5rem, 4vw, 2.25rem); letter-spacing: -0.02em; color: #fff;
}
header.page-hero p {
  font-size: 0.9rem; color: #aeb8d0; margin-top: 8px; font-weight: 300;
  max-width: 640px; margin-left: auto; margin-right: auto;
}

/* ── BREADCRUMBS ── */
.breadcrumbs { max-width: 1100px; margin: 0 auto; padding: 12px 20px 0; font-size: 0.78rem; color: var(--ink-soft); }
.breadcrumbs a { color: var(--ink-soft); text-decoration: none; }
.breadcrumbs a:hover { color: var(--primary); text-decoration: underline; }
.breadcrumbs .sep { margin: 0 6px; opacity: 0.5; }

/* ── ADS ── */
.ad-top { background: #fff; border-bottom: 1px solid var(--border); display: flex; justify-content: center; align-items: center; padding: 10px; min-height: 100px; }
.ad-slot { display: flex; justify-content: center; align-items: center; }
.ad-placeholder {
  background: #fff; border: 1.5px dashed var(--border); border-radius: var(--radius);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  color: #b8c0d0; font-size: 0.7rem; font-weight: 500; letter-spacing: 0.06em;
  text-transform: uppercase; gap: 6px; text-align: center;
}
.ad-leaderboard  { width: 100%; max-width: 728px; min-height: 90px; }
.ad-side-rect    { width: 100%; min-height: 250px; }
.ad-side-small   { width: 100%; min-height: 120px; }
.ad-bottom-rect  { width: 100%; min-height: 280px; max-width: 336px; margin: 0 auto; }

/* ── LAYOUT ── */
.page-wrapper {
  display: grid; grid-template-columns: 160px 1fr 160px; gap: 0;
  max-width: 1100px; margin: 0 auto; padding: 24px 16px; align-items: start;
}
@media (max-width: 900px) { .page-wrapper { grid-template-columns: 1fr; } .ad-side { display: none; } }
.ad-side { position: sticky; top: 20px; display: flex; flex-direction: column; gap: 16px; padding: 8px; }
main { padding: 0 20px; min-width: 0; }

/* ── CARD ── */
.card { background: var(--surface); border-radius: 16px; box-shadow: 0 2px 16px rgba(15,27,51,0.07); overflow: hidden; }
.card-header { background: var(--primary); color: #fff; padding: 20px 28px; }
.card-header h2 { font-family: 'Sora','DM Sans',sans-serif; font-size: 1.25rem; font-weight: 600; }
.card-header p { font-size: 0.8rem; opacity: 0.85; margin-top: 2px; }
.card-body { padding: 28px; }

/* ── INPUTS ── */
.input-group { margin-bottom: 20px; }
label { display: block; font-size: 0.8rem; font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; color: var(--ink-soft); margin-bottom: 7px; }
.input-wrap { position: relative; }
.input-wrap > span.prefix { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); font-size: 1rem; color: var(--ink-soft); font-weight: 600; }
input[type="number"], input[type="text"], select, textarea {
  width: 100%; padding: 13px 14px; border: 1.5px solid var(--border); border-radius: var(--radius);
  font-family: inherit; font-size: 1rem; color: var(--ink); background: var(--bg);
  outline: none; transition: border-color 0.2s; -moz-appearance: textfield;
}
.input-wrap input[type="number"], .input-wrap input[type="text"] { padding-left: 32px; }
input:focus, select:focus, textarea:focus { border-color: var(--primary); background: #fff; }
input[type="number"]::-webkit-inner-spin-button { -webkit-appearance: none; }
select { cursor: pointer; }
textarea { resize: vertical; min-height: 90px; line-height: 1.5; }
.row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }
@media (max-width: 480px) { .row-2, .row-3 { grid-template-columns: 1fr; } }
.hint { font-size: 0.75rem; color: var(--ink-soft); margin-top: 5px; font-weight: 400; text-transform: none; letter-spacing: 0; }

.checkbox-row { display: flex; align-items: flex-start; gap: 10px; margin-bottom: 14px; cursor: pointer; }
.checkbox-row input[type="checkbox"], .radio-row input[type="radio"] { width: 18px; height: 18px; accent-color: var(--primary); cursor: pointer; margin-top: 1px; flex-shrink: 0; }
.checkbox-row span, .radio-row span { font-size: 0.88rem; color: var(--ink-soft); }
.radio-row { display: flex; align-items: flex-start; gap: 10px; margin-bottom: 12px; cursor: pointer; }

.btn {
  width: 100%; padding: 15px; background: var(--primary); color: #fff; font-family: inherit;
  font-size: 1rem; font-weight: 600; border: none; border-radius: var(--radius); cursor: pointer;
  transition: background 0.2s, transform 0.1s; letter-spacing: 0.02em;
}
.btn:hover  { background: var(--primary-dark); }
.btn:active { transform: scale(0.99); }
.btn-ghost { background: var(--bg); color: var(--primary); border: 1.5px solid var(--border); }
.btn-ghost:hover { background: var(--primary-light); border-color: var(--primary); }
.btn-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 14px; }
@media (max-width: 480px) { .btn-row { grid-template-columns: 1fr; } }

/* ── DYNAMIC LINE ITEMS ── */
.line-items { display: flex; flex-direction: column; gap: 10px; margin-bottom: 12px; }
.line-item { display: grid; grid-template-columns: 1fr 120px 36px; gap: 8px; align-items: center; }
.line-item input { background: #fff; }
.line-item .li-remove { background: var(--accent-soft); color: #c4541a; border: none; border-radius: 8px; height: 44px; font-size: 1.1rem; cursor: pointer; }
.line-item .li-remove:hover { background: #ffd9bf; }
.add-row { background: none; border: 1.5px dashed var(--border); color: var(--primary); width: 100%; padding: 11px; border-radius: var(--radius); cursor: pointer; font-family: inherit; font-size: 0.9rem; font-weight: 600; }
.add-row:hover { border-color: var(--primary); background: var(--primary-light); }

/* ── RESULTS ── */
.results { display: none; margin-top: 24px; border-top: 1.5px solid var(--border); padding-top: 24px; }
.results.visible { display: block; }
.result-hero {
  background: var(--primary-light); border: 1.5px solid #c5d4ff; border-radius: var(--radius);
  padding: 20px 24px; margin-bottom: 20px; text-align: center;
}
.result-hero .label { font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--primary); }
.result-hero .amount { font-family: 'Sora','DM Sans',sans-serif; font-weight: 700; font-size: clamp(2rem, 6vw, 2.9rem); color: var(--primary-dark); line-height: 1.1; margin: 4px 0 2px; }
.result-hero .per-period { font-size: 0.82rem; color: var(--ink-soft); }

.stat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 20px; }
@media (max-width: 480px) { .stat-grid { grid-template-columns: 1fr 1fr; } }
.stat-card { background: var(--bg); border-radius: 10px; padding: 14px 10px; text-align: center; }
.stat-card .s-label { font-size: 0.68rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; color: var(--ink-soft); }
.stat-card .s-val   { font-size: 1.15rem; font-weight: 700; color: var(--ink); margin-top: 4px; }

.breakdown-title { font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-soft); margin: 4px 0 12px; }
.breakdown-item { display: flex; justify-content: space-between; align-items: center; padding: 11px 0; border-bottom: 1px solid var(--border); font-size: 0.9rem; }
.breakdown-item:last-child { border-bottom: none; }
.breakdown-item .bi-label { color: var(--ink-soft); }
.breakdown-item .bi-val   { font-weight: 600; }
.breakdown-item.deduct .bi-val { color: #c0392b; }
.breakdown-item.total .bi-label, .breakdown-item.total .bi-val { font-weight: 700; color: var(--primary-dark); font-size: 0.98rem; }

.callout { margin-top: 16px; background: var(--accent-soft); border-radius: 10px; padding: 12px 16px; font-size: 0.88rem; color: #8a4313; line-height: 1.55; }
.callout strong { color: #6e340e; }

/* ── NAME GENERATOR CHIPS ── */
.name-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 10px; }
.name-card { background: var(--bg); border: 1.5px solid var(--border); border-radius: var(--radius); padding: 14px 16px; }
.name-card .nc-name { font-family: 'Sora','DM Sans',sans-serif; font-weight: 600; font-size: 1.02rem; color: var(--ink); }
.name-card .nc-meta { font-size: 0.74rem; color: var(--ink-soft); margin-top: 4px; }

/* ── PLAN OUTPUT ── */
.plan-output { background: var(--bg); border: 1.5px solid var(--border); border-radius: var(--radius); padding: 22px 24px; margin-top: 8px; }
.plan-output h3 { font-family: 'Sora','DM Sans',sans-serif; font-size: 1.05rem; color: var(--ink); margin: 18px 0 6px; }
.plan-output h3:first-child { margin-top: 0; }
.plan-output p, .plan-output li { font-size: 0.9rem; color: var(--ink-soft); line-height: 1.65; }
.plan-output ul { margin: 0 0 6px 20px; }

/* ── CONTENT SECTIONS ── */
.seo-section { background: var(--surface); border-top: 1px solid var(--border); padding: 44px 20px; }
.seo-inner { max-width: 860px; margin: 0 auto; display: flex; flex-direction: column; gap: 36px; }
.seo-intro h2, .seo-block h2 { font-family: 'Sora','DM Sans',sans-serif; font-size: 1.5rem; color: var(--ink); margin-bottom: 12px; letter-spacing: -0.02em; }
.seo-intro p { font-size: 0.95rem; color: var(--ink-soft); line-height: 1.7; margin-bottom: 10px; }
.seo-block h3 { font-family: 'Sora','DM Sans',sans-serif; font-size: 1.2rem; color: var(--ink); margin-bottom: 14px; padding-bottom: 8px; border-bottom: 2px solid var(--primary-light); letter-spacing: -0.01em; }
.seo-block p { font-size: 0.92rem; color: var(--ink-soft); line-height: 1.7; margin-bottom: 14px; }
.seo-block ul, .seo-block ol { margin: 0 0 14px 20px; color: var(--ink-soft); font-size: 0.92rem; line-height: 1.7; }
.seo-block li { margin-bottom: 6px; }
.seo-block strong { color: var(--ink); }

/* ── TABLES ── */
.data-table { width: 100%; border-collapse: collapse; font-size: 0.88rem; margin-bottom: 10px; }
.data-table thead tr { background: var(--ink); color: #fff; }
.data-table th { padding: 10px 14px; text-align: left; font-weight: 600; font-size: 0.78rem; letter-spacing: 0.04em; text-transform: uppercase; }
.data-table td { padding: 10px 14px; border-bottom: 1px solid var(--border); color: var(--ink); }
.data-table tbody tr:nth-child(even) { background: var(--bg); }
.data-table tbody tr:hover { background: var(--primary-light); }
.data-table td.num { text-align: right; font-variant-numeric: tabular-nums; }
.table-wrap { overflow-x: auto; }
.table-note { font-size: 0.75rem !important; color: #999 !important; margin-top: 6px !important; }
.table-note a { color: var(--primary); }

/* ── RELATED LINKS ── */
.related { margin-top: 4px; }
.related h3 { font-family: 'Sora','DM Sans',sans-serif; font-size: 1.2rem; color: var(--ink); margin-bottom: 14px; padding-bottom: 8px; border-bottom: 2px solid var(--primary-light); }
.chip-grid { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { display: inline-block; padding: 8px 14px; background: var(--bg); border: 1.5px solid var(--border); border-radius: 999px; font-size: 0.84rem; color: var(--ink); text-decoration: none; transition: all 0.15s; }
.chip:hover { border-color: var(--primary); background: var(--primary-light); color: var(--primary-dark); }
.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.link-card { display: block; padding: 16px 18px; background: var(--bg); border: 1.5px solid var(--border); border-radius: var(--radius); text-decoration: none; transition: all 0.15s; }
.link-card:hover { border-color: var(--primary); background: var(--primary-light); transform: translateY(-1px); }
.link-card .lc-title { font-weight: 600; color: var(--ink); font-size: 0.95rem; }
.link-card .lc-desc { font-size: 0.8rem; color: var(--ink-soft); margin-top: 4px; line-height: 1.5; }

/* ── HOMEPAGE TOOL GRID ── */
.tool-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; }
.tool-card { display: flex; flex-direction: column; background: var(--surface); border: 1.5px solid var(--border); border-radius: 16px; padding: 22px; text-decoration: none; transition: all 0.16s; box-shadow: 0 1px 4px rgba(15,27,51,0.04); }
.tool-card:hover { border-color: var(--primary); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(43,91,227,0.12); }
.tool-card .tc-icon { font-size: 1.7rem; margin-bottom: 12px; }
.tool-card .tc-title { font-family: 'Sora','DM Sans',sans-serif; font-weight: 600; font-size: 1.08rem; color: var(--ink); }
.tool-card .tc-desc { font-size: 0.85rem; color: var(--ink-soft); margin-top: 6px; line-height: 1.55; flex: 1; }
.tool-card .tc-go { font-size: 0.82rem; font-weight: 600; color: var(--primary); margin-top: 12px; }

/* ── FAQ ── */
.faq-list { display: flex; flex-direction: column; gap: 8px; }
.faq-item { border: 1.5px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.faq-item summary { padding: 14px 18px; font-weight: 600; font-size: 0.92rem; cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; color: var(--ink); background: var(--bg); transition: background 0.15s; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: '+'; font-size: 1.2rem; font-weight: 300; color: var(--primary); flex-shrink: 0; margin-left: 12px; }
.faq-item[open] summary::after { content: '−'; }
.faq-item summary:hover { background: var(--primary-light); }
.faq-item[open] summary { background: var(--primary-light); color: var(--primary-dark); }
.faq-item .faq-body { padding: 14px 18px; font-size: 0.88rem; color: var(--ink-soft); line-height: 1.7; border-top: 1px solid var(--border); background: #fff; }
.faq-item .faq-body p { margin: 0 0 8px; }
.faq-item .faq-body p:last-child { margin-bottom: 0; }

.disclaimer { margin-top: 20px; font-size: 0.72rem; color: #999; text-align: center; line-height: 1.6; }
.note-box { background: var(--primary-light); border: 1px solid #c5d4ff; border-radius: var(--radius); padding: 14px 16px; font-size: 0.85rem; color: var(--ink-soft); line-height: 1.6; margin-bottom: 16px; }
.note-box strong { color: var(--primary-dark); }

/* ── BOTTOM AD ── */
.ad-bottom { max-width: 1100px; margin: 0 auto 32px; padding: 0 36px; display: flex; justify-content: center; }

/* ── PROSE (legal pages) ── */
.prose { max-width: 760px; margin: 0 auto; padding: 40px 20px 60px; }
.prose h1 { font-family: 'Sora','DM Sans',sans-serif; font-size: 2rem; color: var(--ink); margin-bottom: 8px; letter-spacing: -0.02em; }
.prose .updated { font-size: 0.8rem; color: var(--ink-soft); margin-bottom: 28px; }
.prose h2 { font-family: 'Sora','DM Sans',sans-serif; font-size: 1.3rem; color: var(--ink); margin: 28px 0 10px; }
.prose p, .prose li { font-size: 0.92rem; color: var(--ink-soft); line-height: 1.75; margin-bottom: 12px; }
.prose ul { margin-left: 22px; }
.prose a { color: var(--primary); }

/* ── FOOTER ── */
footer.site-footer { background: var(--ink); color: rgba(255,255,255,0.6); padding: 32px 20px; margin-top: 0; }
.footer-inner { max-width: 1100px; margin: 0 auto; }
.footer-cols { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 28px; margin-bottom: 24px; }
@media (max-width: 700px) { .footer-cols { grid-template-columns: 1fr; gap: 18px; } }
.footer-cols h4 { color: #fff; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 12px; font-weight: 600; }
.footer-cols a { display: block; color: rgba(255,255,255,0.6); text-decoration: none; font-size: 0.86rem; padding: 4px 0; }
.footer-cols a:hover { color: #fff; }
.footer-brand { font-family: 'Sora','DM Sans',sans-serif; font-weight: 700; font-size: 1.3rem; color: #fff; margin-bottom: 8px; }
.footer-brand span { color: var(--accent); }
.footer-brand-desc { font-size: 0.84rem; line-height: 1.6; max-width: 320px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.12); padding-top: 18px; font-size: 0.76rem; line-height: 1.6; color: rgba(255,255,255,0.45); }
.footer-bottom a { color: rgba(255,255,255,0.6); }