/* ============================================================
   Vanshika Dutt (evanshikadutt.com) — Shared stylesheet
   Design goals: fast-loading (no frameworks/webfonts), high
   contrast (WCAG 2.1 AA), mobile-first, simple & professional.
   ============================================================ */

:root {
  --navy-900: #0b2e4f;
  --navy-800: #0f3a63;
  --navy-700: #144a7d;
  --gold-600: #8a5f13;   /* AA contrast (>=4.5:1) on white and tinted backgrounds */
  --gold-500: #b8862a;
  --ink-900: #16202b;
  --ink-700: #3b4855;
  --line-200: #dde3e9;
  --bg-canvas: #ffffff;
  --bg-alt: #f4f7fa;
  --bg-navy-tint: #eef3f8;
  --success-700: #1c6b3a;
  --danger-700: #a3271f;
  --danger-bg: #fdecec;
  --focus-ring: #b8862a;
  --radius: 8px;
  --max-width: 1120px;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink-900);
  background: var(--bg-canvas);
  line-height: 1.6;
  font-size: 17px;
}

img { max-width: 100%; display: block; }

h1, h2, h3, h4 {
  color: var(--navy-900);
  line-height: 1.25;
  font-weight: 700;
  margin: 0 0 0.6em;
}
h1 { font-size: clamp(1.7rem, 4vw, 2.4rem); }
h2 { font-size: clamp(1.35rem, 3vw, 1.7rem); margin-top: 1.8em; }
h3 { font-size: 1.15rem; margin-top: 1.4em; }
p, li { margin: 0 0 1em; }
ul, ol { padding-left: 1.4em; }

a {
  color: var(--navy-700);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 2px;
}
a:hover { color: var(--gold-600); }

/* Strong, always-visible focus indication (WCAG 2.4.7) */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--focus-ring);
  outline-offset: 2px;
  border-radius: 3px;
}

/* ---------- Skip link (WCAG 2.4.1) ---------- */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--navy-900);
  color: #fff;
  padding: 0.9em 1.4em;
  z-index: 1000;
  font-weight: 700;
  border-radius: 0 0 6px 0;
}
.skip-link:focus {
  left: 0;
}

/* ---------- Visually-hidden utility (not display:none) ---------- */
.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0; padding: 0; margin: -1px;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ---------- Top compliance strip ---------- */
.compliance-strip {
  background: var(--navy-900);
  color: #eaf1f8;
  font-size: 0.82rem;
  padding: 0.4em 0;
  text-align: center;
}
.compliance-strip strong { color: #fff; }

/* ---------- Site header ---------- */
.site-header {
  border-bottom: 1px solid var(--line-200);
  background: #fff;
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.8em 0;
  gap: 1rem;
}
.brand {
  display: flex;
  flex-direction: column;
  font-weight: 800;
  color: var(--navy-900);
  text-decoration: none;
  font-size: 1.15rem;
  line-height: 1.2;
}
.brand:hover { color: var(--navy-900); }
.brand small {
  font-weight: 500;
  color: var(--ink-700);
  font-size: 0.68rem;
  letter-spacing: 0.02em;
}

.nav-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  background: var(--navy-900);
  color: #fff;
  border: none;
  padding: 0.55em 0.9em;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
}
.nav-toggle .icon-bars { font-size: 1rem; }

.primary-nav {
  display: none;
}
.primary-nav.is-open { display: block; }
.primary-nav ul {
  list-style: none;
  margin: 0;
  padding: 1em 0;
  display: flex;
  flex-direction: column;
  gap: 0.2em;
  border-top: 1px solid var(--line-200);
}
.primary-nav a {
  display: block;
  padding: 0.65em 0.2em;
  text-decoration: none;
  color: var(--ink-900);
  font-weight: 600;
  border-radius: 6px;
}
.primary-nav a:hover { color: var(--gold-600); }
.primary-nav a[aria-current="page"] {
  color: var(--navy-900);
  text-decoration: underline;
  text-underline-offset: 4px;
}
.nav-cta {
  margin-top: 0.4em;
  padding-top: 0.8em;
  border-top: 1px solid var(--line-200);
  display: flex;
  gap: 0.6em;
  flex-wrap: wrap;
}

@media (min-width: 900px) {
  .nav-toggle { display: none; }
  .primary-nav { display: block; }
  .primary-nav ul {
    flex-direction: row;
    align-items: center;
    border-top: none;
    padding: 0;
    gap: 0.4em;
  }
  .primary-nav a { padding: 0.5em 0.7em; }
  .nav-cta { border-top: none; margin-top: 0; padding-top: 0;display: none; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  font-weight: 700;
  text-decoration: none;
  padding: 0.7em 1.3em;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  font-size: 0.98rem;
  font-family: inherit;
}
.btn-primary {
  background: var(--navy-900);
  color: #fff;
}
.btn-primary:hover { background: var(--navy-700); color: #fff; }
.btn-outline {
  background: transparent;
  border-color: var(--navy-900);
  color: var(--navy-900);
}
.btn-outline:hover { background: var(--bg-navy-tint); color: var(--navy-900); }
.btn-gold {
  background: var(--gold-600);
  color: #fff;
}
.btn-gold:hover { background: #8a5f13; color: #fff; }
.btn-block { display: block; width: 100%; text-align: center; }

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(180deg, var(--bg-navy-tint), #fff 70%);
  padding: 3rem 0 2.5rem;
  border-bottom: 1px solid var(--line-200);
}
.hero-eyebrow {
  color: var(--gold-600);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 0.82rem;
  margin-bottom: 0.6em;
}
.hero h1 { margin-bottom: 0.35em; }
.hero .subhead {
  font-size: 1.1rem;
  color: var(--ink-700);
  max-width: 46em;
  margin-bottom: 1.4em;
}
.hero-actions { display: flex; gap: 0.8em; flex-wrap: wrap; }
.reg-badge {
  margin-top: 1.6em;
  font-size: 0.85rem;
  color: var(--ink-700);
  background: #fff;
  border: 1px solid var(--line-200);
  border-radius: var(--radius);
  padding: 0.7em 1em;
  display: inline-block;
}

/* ---------- Sections ---------- */
.section { padding: 2.6rem 0; }
.section-alt { background: var(--bg-alt); }
.section-head { max-width: 44em; margin-bottom: 1.6em; }
.section-head .eyebrow {
  color: var(--gold-600);
  text-transform: uppercase;
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
}

/* ---------- Card grid (Four pillars / offerings) ---------- */
.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.1rem;
}
@media (min-width: 640px) {
  .card-grid { grid-template-columns: 1fr 1fr; }
}
.pillar-card {
  background: #fff;
  border: 1px solid var(--line-200);
  border-radius: var(--radius);
  padding: 1.4rem;
}
.pillar-num {
  display: inline-block;
  font-weight: 800;
  color: var(--gold-600);
  font-size: 0.9rem;
  margin-bottom: 0.4em;
}
.pillar-card h3 { margin-top: 0; }
.pillar-card .btn { margin-top: 0.6em; }

/* ---------- About snippet ---------- */
.about-grid {
  display: grid;
  gap: 1.5rem;
}
@media (min-width: 800px) {
  .about-grid { grid-template-columns: 1.1fr 0.9fr; align-items: start; }
}
.fact-list {
  list-style: none;
  padding: 0;
  margin: 0;
  background: #fff;
  border: 1px solid var(--line-200);
  border-radius: var(--radius);
  overflow: hidden;
}
.fact-list li {
  display: flex;
  justify-content: space-between;
  gap: 1em;
  padding: 0.75em 1em;
  border-bottom: 1px solid var(--line-200);
  margin: 0;
  font-size: 0.95rem;
}
.fact-list li:last-child { border-bottom: none; }
.fact-list .fact-label { color: var(--ink-700); }
.fact-list .fact-value { font-weight: 700; text-align: right; }

/* ---------- Legal / regulatory content pages ---------- */
.legal-page main .container { padding-top: 1.6rem; }
.legal-intro {
  background: var(--bg-navy-tint);
  border: 1px solid var(--line-200);
  border-radius: var(--radius);
  padding: 1rem 1.2rem;
  margin-bottom: 1.6rem;
  font-size: 0.95rem;
}
.legal-body section { margin-bottom: 1.8em; }
.legal-body h2 {
  border-bottom: 2px solid var(--bg-navy-tint);
  padding-bottom: 0.3em;
}
.legal-body h3 { color: var(--navy-800); }
.last-updated {
  color: var(--ink-700);
  font-size: 0.9rem;
  margin-bottom: 1.5em;
}
.doc-toc {
  background: #fff;
  border: 1px solid var(--line-200);
  border-radius: var(--radius);
  padding: 1rem 1.2rem;
  margin-bottom: 1.8rem;
}
.doc-toc h2 { margin-top: 0; font-size: 1.05rem; }
.doc-toc ol { margin: 0; padding-left: 1.2em; columns: 1; }
@media (min-width: 700px) { .doc-toc ol { columns: 2; } }
.doc-toc li { margin-bottom: 0.35em; }

.notice-box {
  border-left: 4px solid var(--gold-600);
  background: #fff8ec;
  padding: 0.9em 1.1em;
  border-radius: 0 6px 6px 0;
  margin: 1em 0;
}
.risk-box {
  border-left: 4px solid var(--danger-700);
  background: var(--danger-bg);
  padding: 0.9em 1.1em;
  border-radius: 0 6px 6px 0;
  margin: 1em 0;
}

/* ---------- Tables (data tables, not images) ---------- */
.table-wrap { overflow-x: auto; margin: 1.2em 0; border: 1px solid var(--line-200); border-radius: var(--radius); }
table {
  border-collapse: collapse;
  width: 100%;
  min-width: 640px;
  font-size: 0.92rem;
}
caption {
  text-align: left;
  font-weight: 700;
  padding: 0.8em 1em 0.4em;
  color: var(--navy-900);
}
th, td {
  border: 1px solid var(--line-200);
  padding: 0.6em 0.7em;
  text-align: left;
  vertical-align: top;
}
thead th {
  background: var(--navy-900);
  color: #fff;
  font-weight: 700;
}
tbody tr:nth-child(even) { background: var(--bg-alt); }
tfoot td { font-weight: 700; background: var(--bg-navy-tint); }

/* ---------- Contact / Get in touch form ---------- */
.contact-grid {
  display: grid;
  gap: 1.6rem;
}
@media (min-width: 850px) {
  .contact-grid { grid-template-columns: 1fr 1fr; align-items: start; }
}
.form-card {
  background: #fff;
  border: 1px solid var(--line-200);
  border-radius: var(--radius);
  padding: 1.4rem;
}
.form-field { margin-bottom: 1.1em; }
.form-field label {
  display: block;
  font-weight: 700;
  margin-bottom: 0.35em;
  font-size: 0.95rem;
}
.form-field .hint {
  display: block;
  font-size: 0.82rem;
  color: var(--ink-700);
  margin-top: 0.3em;
}
.form-field input,
.form-field textarea {
  width: 100%;
  padding: 0.65em 0.75em;
  border: 1.5px solid var(--line-200);
  border-radius: 6px;
  font: inherit;
  color: var(--ink-900);
  background: #fff;
}
.form-field input:invalid[data-touched="true"],
.form-field textarea:invalid[data-touched="true"] {
  border-color: var(--danger-700);
}
.field-error {
  color: var(--danger-700);
  font-size: 0.85rem;
  margin-top: 0.35em;
  display: none;
  font-weight: 600;
}
.field-error.is-visible { display: block; }
.form-status {
  margin-top: 1em;
  padding: 0.8em 1em;
  border-radius: 6px;
  font-weight: 600;
  display: none;
}
.form-status.is-visible { display: block; }
.form-status.success { background: #eaf6ee; color: var(--success-700); display: block; }
.form-status.error { background: var(--danger-bg); color: var(--danger-700); display: block; }

.contact-info-card {
  background: var(--bg-navy-tint);
  border: 1px solid var(--line-200);
  border-radius: var(--radius);
  padding: 1.4rem;
}
.contact-info-card h2 { margin-top: 0; }
.contact-info-card dl { margin: 0; }
.contact-info-card dt { font-weight: 700; color: var(--navy-900); margin-top: 0.9em; }
.contact-info-card dd { margin: 0.2em 0 0; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy-900);
  color: #dbe6f0;
  margin-top: 3rem;
}
.footer-top {
  padding: 2.4rem 0 1.6rem;
  display: grid;
  gap: 1.8rem;
  grid-template-columns: 1fr;
}
@media (min-width: 750px) {
  .footer-top { grid-template-columns: 1.3fr 1fr 1fr; }
}
.footer-col h2 {
  color: #fff;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.8em;
}
.footer-col p { color: #c3d3e2; font-size: 0.9rem; }
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col li { margin-bottom: 0.5em; }
.footer-col a {
  color: #dbe6f0;
  font-size: 0.92rem;
  text-decoration: underline;
  text-underline-offset: 2px;
}
.footer-col a:hover { color: #fff; }
.footer-disclaimer {
  border-top: 1px solid #23507a;
  padding: 1.4rem 0;
  font-size: 0.82rem;
  color: #aec4d8;
}
.footer-disclaimer p { margin-bottom: 0.8em; }
.footer-bottom {
  border-top: 1px solid #23507a;
  padding: 1rem 0 1.6rem;
  font-size: 0.82rem;
  color: #aec4d8;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6em 1.4em;
  justify-content: space-between;
}
.footer-bottom a { color: #dbe6f0; }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* ---------- FAQ disclosure widgets (native, keyboard-accessible) ---------- */
.faq-item {
  background: #fff;
  border: 1px solid var(--line-200);
  border-radius: var(--radius);
  padding: 0.9em 1.1em;
  margin-bottom: 0.8em;
}
.faq-item summary {
  font-weight: 700;
  color: var(--navy-900);
  cursor: pointer;
  padding: 0.2em 0;
}
.faq-item summary::-webkit-details-marker { color: var(--gold-600); }
.faq-item[open] summary { margin-bottom: 0.4em; }
.faq-item p:last-child { margin-bottom: 0; }