:root {
  --navy: #1a365d;
  --navy-dark: #12253f;
  --subtle: #4a5568;
  --border: #cbd5e0;
  --bg: #f4f6f9;
  --green: #276749;
  --red: #c53030;
  --amber: #9c6b0a;
}

* { box-sizing: border-box; }

a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible {
  outline: 2px solid var(--navy);
  outline-offset: 2px;
}

html, body { margin: 0; min-height: 100vh; }

body {
  display: flex;
  flex-direction: column;
  background: var(--bg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  color: #1a202c;
}

.site-header {
  background: var(--navy);
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.12);
}
.header-logo { width: 40px; height: 40px; object-fit: contain; }
.header-wordmark { color: #fff; font-size: 19px; font-weight: 700; letter-spacing: 2.5px; }

main { flex: 1; padding: 32px 20px 60px; }

.page-wrap { max-width: 980px; margin: 0 auto; }

.tool-nav {
  display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; justify-content: center;
}
.tool-nav-btn {
  padding: 10px 16px; border-radius: 8px; border: 1px solid var(--border); background: #fff;
  color: var(--subtle); font-size: 13.5px; font-weight: 600; cursor: pointer;
}
.tool-nav-btn:hover { background: var(--bg); }
.tool-nav-btn.active { background: var(--navy); color: #fff; border-color: var(--navy); }

.card {
  background: #fff; border: 1px solid var(--border); border-radius: 12px;
  padding: 32px 36px; box-shadow: 0 4px 24px rgba(26, 54, 93, 0.08);
}

h1 { font-size: 21px; color: var(--navy); margin: 0 0 6px; }
h2 { font-size: 16px; color: var(--navy); margin: 24px 0 12px; }
.subtitle { font-size: 13px; color: var(--subtle); line-height: 1.5; margin-bottom: 22px; }

.calc-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: start; }
@media (max-width: 720px) { .calc-grid { grid-template-columns: 1fr; } }

.field { text-align: left; margin-bottom: 16px; }
.field label { display: block; font-size: 13px; font-weight: 600; color: var(--navy); margin-bottom: 6px; }
.field .hint { font-size: 11.5px; color: var(--subtle); margin-top: 4px; }
input[type="text"], input[type="number"], input[type="password"], input[type="date"], select {
  width: 100%; padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px; font-size: 14px;
  font-family: inherit;
}
.toggle-row { display: flex; align-items: center; gap: 8px; margin-bottom: 16px; }
.toggle-row input[type="checkbox"] { width: 16px; height: 16px; accent-color: var(--navy); cursor: pointer; }
.toggle-row label { font-size: 13px; font-weight: 600; color: var(--navy); cursor: pointer; }

.results-box {
  background: var(--bg); border: 1px solid var(--border); border-radius: 10px; padding: 20px;
}
.result-line { display: flex; justify-content: space-between; padding: 6px 0; font-size: 13.5px; }
.result-line .label { color: var(--subtle); }
.result-line .value { font-weight: 700; color: var(--navy); }
.result-line.big .value { font-size: 20px; }
.result-line.big .label { font-size: 13px; }
hr.result-sep { border: none; border-top: 1px solid var(--border); margin: 10px 0; }

canvas.chart-canvas { width: 100%; max-width: 100%; display: block; margin-top: 14px; }

.primary-btn {
  background: var(--navy); color: #fff; border: none; border-radius: 8px; padding: 12px 20px;
  font-size: 14.5px; font-weight: 700; cursor: pointer; width: 100%;
}
.primary-btn:hover { background: var(--navy-dark); }
.primary-btn:disabled { opacity: 0.6; cursor: default; }

.download-btn {
  padding: 10px; border-radius: 8px; border: 1px solid var(--navy); background: #fff;
  color: var(--navy); font-weight: 600; font-size: 13.5px; cursor: pointer;
}
.download-btn:hover { background: #f0f4f8; }

.error { margin-top: 16px; font-size: 13px; color: var(--red); display: none; }
.warn-box {
  background: #fffaf0; border: 1px solid #f6c453; border-left: 3px solid var(--amber);
  border-radius: 8px; padding: 12px 14px; font-size: 12.5px; color: #7a5306; margin-bottom: 16px; line-height: 1.5;
}

.dropzone {
  position: relative; border: 2px dashed var(--border); border-radius: 10px; padding: 22px;
  text-align: center; cursor: pointer; background: var(--bg);
}
.dropzone input[type="file"] { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.dropzone-text { font-size: 13px; color: var(--subtle); }
.dropzone-text strong { color: var(--navy); }

table.tax-table { width: 100%; border-collapse: collapse; font-size: 12.5px; margin-top: 10px; }
table.tax-table th, table.tax-table td { padding: 8px 10px; border-bottom: 1px solid var(--border); text-align: right; }
table.tax-table th:first-child, table.tax-table td:first-child { text-align: left; }
table.tax-table th { color: var(--subtle); font-weight: 600; background: var(--bg); }
table.tax-table td.stcg { color: var(--red); }
table.tax-table td.ltcg { color: var(--green); }
table.tax-table td.uncertain-tag { color: var(--amber); font-size: 11px; }

/* New User / Existing User choice cards - matches reports.altivestwealth.com's own picker. */
.user-type-cards { display: flex; align-items: flex-start; gap: 16px; margin-bottom: 8px; }
.user-type-card-wrap { flex: 1 1 50%; display: flex; flex-direction: column; gap: 8px; text-align: left; }
.user-type-card {
  display: flex; flex-direction: column; align-items: flex-start; gap: 8px; width: 100%;
  text-align: left; padding: 22px 20px; border: 1.5px solid var(--border); border-radius: 12px;
  background: #fbfcfe; cursor: pointer;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease, background 0.15s ease;
}
.user-type-card:hover, .user-type-card:focus-visible {
  border-color: var(--navy); background: #fff; box-shadow: 0 8px 20px rgba(26, 54, 93, 0.14); transform: translateY(-2px);
}
.user-type-card.selected { border-color: var(--navy); background: #fff; box-shadow: 0 4px 14px rgba(26, 54, 93, 0.12); }
.user-type-card-badge {
  display: inline-flex; align-items: center; justify-content: center; width: 30px; height: 30px;
  border-radius: 50%; background: var(--navy); color: #fff; font-size: 13px; font-weight: 700; margin-bottom: 2px;
}
.user-type-card-title { font-size: 15.5px; font-weight: 700; color: var(--navy); }
.user-type-card-sub { font-size: 12px; color: var(--subtle); line-height: 1.5; }
.user-type-card-extlink { display: block; margin-top: 14px; font-size: 11.5px; font-weight: 600; color: var(--navy); text-decoration: none; }
.user-type-card-extlink:hover { text-decoration: underline; }
@media (max-width: 480px) { .user-type-cards { flex-direction: column; } }
.regime-cards .user-type-card { padding: 14px 16px; }
.regime-cards .user-type-card-badge { width: 24px; height: 24px; font-size: 11px; }
.regime-cards .user-type-card-title { font-size: 14px; }

.results-restart-link {
  display: block; margin: 18px auto 0; background: none; border: none; padding: 0;
  font-size: 12px; font-weight: 600; color: var(--subtle); text-decoration: none; cursor: pointer;
}
.results-restart-link:hover { color: var(--navy); text-decoration: underline; }

.portfolio-banner {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px;
  background: #fff; border: 1px solid var(--border); border-radius: 10px; padding: 12px 18px;
  margin-bottom: 18px; font-size: 12.5px; color: var(--navy);
}
.portfolio-banner strong { font-weight: 700; }
.portfolio-banner button {
  background: none; border: none; padding: 0; font-size: 12px; font-weight: 600; color: var(--subtle);
  text-decoration: underline; cursor: pointer;
}
.portfolio-banner button:hover { color: var(--navy); }

table.tax-table.slab-table tr.matched td { background: #eaf0f8; font-weight: 700; color: var(--navy); }

.footnote { margin-top: 22px; font-size: 11px; color: #718096; line-height: 1.5; }

.site-footer {
  background: var(--navy); padding: 22px 20px; text-align: center; color: #fff; font-size: 12px;
}
.site-footer a { color: #cbd9ea; text-decoration: none; }