/* ── Design Tokens ── */
:root {
  --bg:        #F5F3EE;
  --surface:   #FFFFFF;
  --border:    #E2DDD6;
  --text:      #2B2925;
  --muted:     #706A62;
  --accent:    #2A9CC8;
  --accent-lt: #E6F4FA;
  --accent-dk: #1E7FA3;
  --hero-bg:   #EBF6FB;
  --nav-bg:    rgba(245,243,238,0.88);
  --gradient:  linear-gradient(135deg, #2A9CC8, #0ECFCF);
  --shadow:    0 4px 32px rgba(0,0,0,0.07);
  --radius:    14px;
  --radius-sm: 8px;
  --transition: 0.25s ease;
}
[data-theme="dark"] {
  --bg:        #141A1F;
  --surface:   #1E262D;
  --border:    #2C3740;
  --text:      #E6E1D9;
  --muted:     #8C9AA3;
  --accent:    #4BB8D4;
  --accent-lt: #0D2535;
  --accent-dk: #6DCDE0;
  --hero-bg:   #0D1E2D;
  --nav-bg:    rgba(20,26,31,0.9);
  --shadow:    0 4px 32px rgba(0,0,0,0.3);
}

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.7;
  transition: background var(--transition), color var(--transition);
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

/* ── Navigation ── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: var(--nav-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  padding: 0 2rem;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background var(--transition), border-color var(--transition);
}
.nav-logo {
  font-family: 'Lora', serif;
  font-size: 1.05rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}
.nav-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--muted);
  transition: color var(--transition);
  letter-spacing: 0.02em;
}
.nav-links a:hover,
.nav-links a.active { color: var(--accent); }
.nav-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}
.btn-book {
  background: var(--gradient);
  color: #fff;
  padding: 0.45rem 1.1rem;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  transition: filter var(--transition), transform 0.15s;
}
.btn-book:hover { filter: brightness(0.88); transform: translateY(-1px); }
.btn-self-assess {
  position: relative;
  background: transparent;
  color: var(--accent);
  padding: 0.45rem 1.1rem;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  border: 1.5px solid var(--accent);
  transition: background var(--transition), color var(--transition), transform 0.15s, box-shadow 0.15s;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  white-space: nowrap;
}
.btn-self-assess::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50px;
  background: var(--gradient);
  opacity: 0;
  transition: opacity var(--transition);
}
.btn-self-assess:hover {
  color: #fff;
  border-color: transparent;
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(42,156,200,0.3);
}
.btn-self-assess:hover::before { opacity: 1; }
.btn-self-assess span { position: relative; z-index: 1; }

/* ── Theme Toggle ── */
.theme-toggle {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 50px;
  cursor: pointer;
  padding: 0.3rem 0.7rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  color: var(--muted);
  transition: background var(--transition), border-color var(--transition);
}
.theme-toggle:hover { border-color: var(--accent); color: var(--accent); }
.theme-toggle .icon { font-size: 1rem; line-height: 1; }

/* ── Hamburger ── */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}

/* ── Shared Buttons ── */
.btn-primary {
  background: var(--gradient);
  color: #fff;
  padding: 0.85rem 2rem;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: filter var(--transition), transform 0.15s, box-shadow 0.15s;
  box-shadow: 0 4px 16px rgba(42,156,200,0.28);
  display: inline-block;
}
.btn-primary:hover {
  filter: brightness(0.88);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(42,156,200,0.36);
}
.btn-secondary {
  background: transparent;
  color: var(--text);
  padding: 0.85rem 2rem;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 500;
  border: 1px solid var(--border);
  transition: border-color var(--transition), color var(--transition), transform 0.15s;
  display: inline-block;
}
.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

/* ── Section Shared ── */
section { padding: 4.5rem 2rem; }
.container { max-width: 1080px; margin: 0 auto; }
.section-label {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}
.section-title {
  font-family: 'Lora', serif;
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  font-weight: 500;
  line-height: 1.25;
  margin-bottom: 1.25rem;
  letter-spacing: -0.01em;
}
.section-body {
  color: var(--muted);
  font-size: 1rem;
  max-width: 580px;
  font-weight: 300;
  line-height: 1.8;
}

/* ── NIHB Strip ── */
.nihb-strip {
  background: var(--gradient);
  color: #fff;
  padding: 2.5rem 2rem;
  text-align: center;
}
.nihb-strip h2 {
  font-family: 'Lora', serif;
  font-size: 1.5rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}
.nihb-strip p {
  font-size: 0.9rem;
  opacity: 0.85;
  max-width: 560px;
  margin: 0 auto;
  font-weight: 300;
}

/* ── Contact Form (shared) ── */
.contact { background: var(--bg); transition: background var(--transition); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: start;
}
.contact-info-items {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 2rem;
}
.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  transition: background var(--transition), border-color var(--transition);
}
.contact-item-icon {
  font-size: 1.2rem;
  width: 40px;
  height: 40px;
  background: var(--accent-lt);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-item-text span {
  display: block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.2rem;
}
.contact-item-text a, .contact-item-text p {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text);
  transition: color var(--transition);
}
.contact-item-text a:hover { color: var(--accent); }
.contact-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2.5rem;
  transition: background var(--transition), border-color var(--transition);
}
.contact-form h3 {
  font-family: 'Lora', serif;
  font-size: 1.3rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1.1rem;
}
.form-group label {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--muted);
  text-transform: uppercase;
}
.form-group input,
.form-group select,
.form-group textarea {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.7rem 1rem;
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  color: var(--text);
  transition: border-color var(--transition), background var(--transition);
  outline: none;
  width: 100%;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--accent); }
.form-group textarea { resize: vertical; min-height: 110px; }
.form-group select option { background: var(--surface); }
.btn-submit {
  background: var(--gradient);
  color: #fff;
  border: none;
  border-radius: 50px;
  padding: 0.85rem 2rem;
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  width: 100%;
  letter-spacing: 0.02em;
  transition: filter var(--transition), transform 0.15s;
}
.btn-submit:hover { filter: brightness(0.88); transform: translateY(-1px); }

/* ── Footer ── */
footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 3rem 2rem;
  transition: background var(--transition), border-color var(--transition);
}
.footer-inner {
  max-width: 1080px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.footer-logo {
  font-family: 'Lora', serif;
  font-size: 1rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.footer-copy { font-size: 0.8rem; color: var(--muted); }
.footer-links { display: flex; gap: 1.5rem; list-style: none; }
.footer-links a {
  font-size: 0.8rem;
  color: var(--muted);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--accent); }

/* ── Fade-in ── */
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* ══════════════════════════════════════
   PAGE HEADER  (inner pages)
══════════════════════════════════════ */
.page-header {
  background: var(--hero-bg);
  padding: 6rem 2rem 3.5rem;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
  transition: background var(--transition), border-color var(--transition);
}
.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 80% at 85% 40%, rgba(42,156,200,0.11) 0%, transparent 60%),
    radial-gradient(ellipse 40% 60% at 10% 70%, rgba(14,207,207,0.07) 0%, transparent 55%);
  pointer-events: none;
}
.page-header-inner {
  max-width: 1080px;
  margin: 0 auto;
  position: relative;
}
.page-header h1 {
  font-family: 'Lora', serif;
  font-size: clamp(1.9rem, 3.5vw, 2.8rem);
  font-weight: 500;
  line-height: 1.2;
  margin: 0.6rem 0 0.8rem;
  letter-spacing: -0.01em;
}
.page-header p {
  font-size: 1rem;
  color: var(--muted);
  font-weight: 300;
  max-width: 540px;
  line-height: 1.75;
}

/* ══════════════════════════════════════
   SUB-NAV  (in-page anchor links)
══════════════════════════════════════ */
.sub-nav {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 0 2rem;
  position: sticky;
  top: 64px;
  z-index: 90;
  transition: background var(--transition), border-color var(--transition);
  overflow-x: auto;
}
.sub-nav-inner {
  max-width: 1080px;
  margin: 0 auto;
  display: flex;
  gap: 0;
}
.sub-nav a {
  display: block;
  padding: 1rem 1.25rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--muted);
  border-bottom: 2px solid transparent;
  transition: color var(--transition), border-color var(--transition);
  white-space: nowrap;
}
.sub-nav a:hover,
.sub-nav a.active { color: var(--accent); border-bottom-color: var(--accent); }

/* ══════════════════════════════════════
   DETAIL SECTIONS  (services / assessments)
══════════════════════════════════════ */
.detail-section {
  background: var(--bg);
  transition: background var(--transition);
}
.detail-section.alt {
  background: var(--surface);
}
.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}
.detail-icon-lg {
  width: 60px;
  height: 60px;
  background: var(--accent-lt);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.7rem;
  margin-bottom: 1.25rem;
  transition: background var(--transition);
}
.detail-body {
  font-size: 0.95rem;
  color: var(--muted);
  font-weight: 300;
  line-height: 1.8;
  margin-bottom: 1.1rem;
}
.bullet-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin: 1rem 0 1.25rem;
}
.bullet-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.9rem;
  color: var(--muted);
  font-weight: 300;
  line-height: 1.6;
}
.bullet-list li::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
  margin-top: 0.58em;
}
.info-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  margin-bottom: 1rem;
  transition: background var(--transition), border-color var(--transition);
}
.info-card.highlight {
  background: var(--accent-lt);
  border-color: rgba(42,156,200,0.2);
}
.info-card h4 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.65rem;
}
.info-card p {
  font-size: 0.875rem;
  color: var(--muted);
  font-weight: 300;
  line-height: 1.7;
}
.detail-cta {
  background: var(--accent-lt);
  border: 1px solid rgba(42,156,200,0.2);
  border-radius: var(--radius);
  padding: 2.5rem;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 2rem;
  margin-top: 3rem;
  transition: background var(--transition);
}
.detail-cta h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
}
.detail-cta p {
  font-size: 0.875rem;
  color: var(--muted);
  font-weight: 300;
}

/* ══════════════════════════════════════
   FAQ ACCORDION
══════════════════════════════════════ */
.faq-section { background: var(--bg); transition: background var(--transition); }
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-width: 800px;
  margin: 2.5rem auto 0;
}
.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: background var(--transition), border-color var(--transition);
}
.faq-item.open { border-color: var(--accent); }
.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  transition: color var(--transition);
}
.faq-question:hover { color: var(--accent); }
.faq-chevron {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--muted);
  transition: transform 0.25s ease, color 0.25s ease;
}
.faq-item.open .faq-chevron { transform: rotate(180deg); color: var(--accent); }
.faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.3s ease;
}
.faq-item.open .faq-answer { grid-template-rows: 1fr; }
.faq-answer-inner { overflow: hidden; }
.faq-answer p {
  padding: 0 1.5rem 1.25rem;
  font-size: 0.9rem;
  color: var(--muted);
  font-weight: 300;
  line-height: 1.8;
}

/* ══════════════════════════════════════
   ABOUT PAGE
══════════════════════════════════════ */
.about-section { background: var(--surface); transition: background var(--transition); }
.about-grid {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 4rem;
  align-items: start;
}
.about-sidebar {
  position: sticky;
  top: 5.5rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  transition: background var(--transition), border-color var(--transition);
}
.about-avatar-photo {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center top;
  border: 3px solid var(--border);
  box-shadow: 0 4px 20px rgba(0,0,0,0.12);
  transition: border-color var(--transition);
}
.about-name {
  font-family: 'Lora', serif;
  font-size: 1.1rem;
  font-weight: 500;
}
.about-creds {
  font-size: 0.78rem;
  color: var(--accent);
  font-weight: 600;
  letter-spacing: 0.04em;
  line-height: 1.8;
}
.about-contact-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.65rem 1rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text);
  width: 100%;
  justify-content: center;
  transition: border-color var(--transition), color var(--transition), background var(--transition);
}
.about-contact-link:hover { border-color: var(--accent); color: var(--accent); }
.about-body .section-body { max-width: 100%; margin-bottom: 1.25rem; }
.about-body .section-title { margin-top: 2.5rem; }
.about-body .section-title:first-child { margin-top: 0; }
.values-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 1.5rem;
}
.value-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: background var(--transition), border-color var(--transition), transform 0.2s;
}
.value-card:hover { transform: translateY(-2px); border-color: var(--accent); }
.value-card .vi { font-size: 1.4rem; margin-bottom: 0.5rem; }
.value-card h4 { font-size: 0.9rem; font-weight: 600; margin-bottom: 0.3rem; }
.value-card p { font-size: 0.82rem; color: var(--muted); font-weight: 300; line-height: 1.65; }

/* ══════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════ */
@media (max-width: 900px) {
  .detail-grid { grid-template-columns: 1fr; gap: 2rem; }
  .about-grid { grid-template-columns: 1fr; }
  .about-sidebar { position: static; }
  .values-grid { grid-template-columns: 1fr 1fr; }
  .detail-cta { grid-template-columns: 1fr; text-align: center; }
  .contact-grid { grid-template-columns: 1fr; gap: 2.5rem; }
}
@media (max-width: 640px) {
  nav { padding: 0 1.25rem; }
  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 64px; left: 0; right: 0;
    background: var(--nav-bg);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border);
    padding: 1.5rem 2rem;
    gap: 1.25rem;
  }
  .hamburger { display: flex; }
  .form-row { grid-template-columns: 1fr; }
  section { padding: 3rem 1.25rem; }
  .page-header { padding: 5rem 1.25rem 2.5rem; }
  .contact-form { padding: 1.75rem; }
  .footer-inner { flex-direction: column; text-align: center; }
  .values-grid { grid-template-columns: 1fr; }
  .detail-cta { padding: 1.75rem; }
  .sub-nav { padding: 0 1.25rem; }
}

/* ── Two-column bullet list (balances tall lists) ── */
.two-col-list {
  column-count: 2;
  column-gap: 1.6rem;
}
.two-col-list li { break-inside: avoid; }
@media (max-width: 560px) {
  .two-col-list { column-count: 1; }
}

/* ── Office Gallery (small, secondary) ── */
.office-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  max-width: 760px;
  margin: 0 auto;
}
.office-photo {
  position: relative;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--surface);
}
.office-photo img { width: 100%; height: 100%; object-fit: cover; display: block; }
.office-photo .office-ph {
  display: none;
  position: absolute;
  inset: 0;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0.75rem;
  font-size: 0.78rem;
  line-height: 1.4;
  color: var(--muted);
  font-weight: 300;
}
.office-photo.is-empty img { display: none; }
.office-photo.is-empty .office-ph { display: flex; }
@media (max-width: 700px) {
  .office-gallery { grid-template-columns: 1fr 1fr; }
}