/* ═══════════════════════════════════════════════════════════
   DBQ Help — Mockup D  Structural Layout
   Theme tokens (--t-*) provided by themes/*.css
   Swap theme by changing the <link> to a different theme file
   ═══════════════════════════════════════════════════════════ */

/* ── Reset & Base ── */
*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--t-font);
  color: var(--t-text);
  background: var(--t-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }

/* ── Container ── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Skip Link ── */
.skip-link {
  position: absolute; left: -9999px; top: auto;
  background: var(--t-accent); color: var(--t-dark);
  padding: 8px 16px; z-index: 1000; font-weight: 600;
}
.skip-link:focus { left: 16px; top: 16px; }

/* ══════════════════════════
   HEADER
   ══════════════════════════ */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: var(--t-dark);
  border-bottom: 3px solid var(--t-accent);
}
.site-header__inner {
  display: flex; align-items: center; gap: 24px;
  height: 72px;
}
.site-header__logo img { height: 42px; width: auto; }
.site-header__nav {
  display: flex; gap: 24px; margin-left: auto;
}
.site-header__nav a {
  color: var(--t-text-on-dark-muted); font-weight: 500;
  font-size: 0.9rem; letter-spacing: 0.02em;
  transition: color var(--t-transition);
}
.site-header__nav a:hover,
.site-header__nav a[aria-current] {
  color: var(--t-accent);
}
.site-header__cta {
  background: var(--t-accent); color: var(--t-dark);
  padding: 10px 20px; border-radius: var(--t-radius);
  font-weight: 700; font-size: 0.85rem;
  white-space: nowrap;
  transition: background var(--t-transition);
}
.site-header__cta:hover { background: var(--t-accent-hover); }

/* ══════════════════════════
   HERO
   ══════════════════════════ */
.hero {
  position: relative;
  background: linear-gradient(135deg, var(--t-dark) 0%, var(--t-dark-mid) 50%, var(--t-dark-light) 100%);
  color: var(--t-text-on-dark);
  padding: 100px 0 0;
  overflow: hidden;
}
.hero__overlay {
  position: absolute; inset: 0;
  background: var(--t-hero-pattern) center/cover no-repeat;
  pointer-events: none;
}
.hero__inner { position: relative; z-index: 1; }
.hero__content { max-width: 700px; padding-bottom: 80px; }
.hero__eyebrow {
  display: inline-block;
  background: var(--t-accent-bg);
  color: var(--t-accent);
  padding: 6px 16px; border-radius: 20px;
  font-size: 0.8rem; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase;
  margin-bottom: 24px;
}
.hero h1 {
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}
.hero__sub {
  font-size: 1.15rem;
  color: var(--t-text-on-dark-muted);
  max-width: 580px;
  margin-bottom: 32px;
  line-height: 1.7;
}
.hero__actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* Stats Banner */
.stats-banner {
  background: var(--t-stats-bg);
  backdrop-filter: blur(8px);
  border-top: 1px solid var(--t-stats-border);
}
.stats-banner__inner {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  text-align: center;
  max-width: 560px;
  margin: 0 auto;
}
.stat { padding: 28px 16px; }
.stat__number {
  display: block;
  font-size: 1.8rem; font-weight: 900;
  color: var(--t-accent);
  letter-spacing: -0.02em;
}
.stat__label {
  display: block; margin-top: 4px;
  font-size: 0.78rem; font-weight: 500;
  color: var(--t-text-on-dark-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ══════════════════════════
   BUTTONS
   ══════════════════════════ */
.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: var(--t-radius);
  font-weight: 700; font-size: 0.95rem;
  cursor: pointer; border: 2px solid transparent;
  transition: all var(--t-transition);
  text-align: center;
}
.btn--accent {
  background: var(--t-accent); color: var(--t-dark);
  border-color: var(--t-accent);
}
.btn--accent:hover {
  background: var(--t-accent-hover); border-color: var(--t-accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px var(--t-accent-glow);
}
.btn--outline-light {
  background: transparent; color: var(--t-text-on-dark);
  border-color: rgba(255,255,255,0.35);
}
.btn--outline-light:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.6);
}
.btn--lg { padding: 16px 36px; font-size: 1rem; }

/* ══════════════════════════
   SECTIONS
   ══════════════════════════ */
.section { padding: 80px 0; }
.section--dark {
  background: linear-gradient(180deg, var(--t-dark) 0%, var(--t-dark-accent) 100%);
  color: var(--t-text-on-dark);
}
.section--alt { background: var(--t-bg-alt); }

.section__header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 56px;
}
.section__header--light .section__eyebrow { color: var(--t-accent); }
.section__header--light h2 { color: var(--t-text-on-dark); }

.section__eyebrow {
  display: block;
  font-size: 0.8rem; font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--t-accent);
  margin-bottom: 12px;
}
.section__header h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

/* ══════════════════════════
   HIGHLIGHTS (Welcome)
   ══════════════════════════ */
.highlights {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.highlight {
  background: var(--t-surface);
  border: 1px solid var(--t-surface-border);
  border-radius: var(--t-radius);
  padding: 32px 24px;
  text-align: center;
  transition: all var(--t-transition);
}
.highlight:hover {
  box-shadow: var(--t-shadow);
  border-color: var(--t-accent);
  transform: translateY(-3px);
}
.highlight__icon {
  font-size: 2.2rem;
  margin-bottom: 16px;
}
.highlight h3 {
  font-size: 1rem; font-weight: 700;
  margin-bottom: 10px;
  color: var(--t-dark);
}
.highlight p {
  font-size: 0.88rem;
  color: var(--t-text-muted);
  line-height: 1.6;
}

/* ══════════════════════════
   FOUNDER BLOCK
   ══════════════════════════ */
.founder-block {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 48px;
  align-items: center;
  max-width: 900px;
  margin: 0 auto;
}
.founder-block__photo img {
  width: 280px; height: 280px;
  border-radius: 12px;
  object-fit: cover;
  border: 3px solid var(--t-accent);
  box-shadow: var(--t-shadow-lg);
}
.founder-block__info h3 {
  font-size: 1.5rem; font-weight: 800;
  color: var(--t-text-on-dark);
  margin-bottom: 4px;
}
.founder-block__title {
  color: var(--t-accent);
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 20px;
}
.founder-block__info blockquote {
  border-left: 3px solid var(--t-accent);
  padding-left: 20px;
  margin-bottom: 28px;
}
.founder-block__info blockquote p {
  font-style: italic;
  color: var(--t-text-on-dark-muted);
  font-size: 1rem;
  line-height: 1.7;
}

/* ══════════════════════════
   SERVICES GRID
   ══════════════════════════ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.service-card {
  background: var(--t-surface);
  border: 1px solid var(--t-surface-border);
  border-radius: var(--t-radius);
  padding: 36px 28px;
  transition: all var(--t-transition);
}
.service-card:hover {
  box-shadow: var(--t-shadow-lg);
  border-color: var(--t-accent);
  transform: translateY(-3px);
}
.service-card__icon {
  font-size: 2rem;
  margin-bottom: 16px;
}
.service-card h3 {
  font-size: 1.15rem; font-weight: 700;
  color: var(--t-dark);
  margin-bottom: 10px;
}
.service-card p {
  font-size: 0.9rem;
  color: var(--t-text-muted);
  line-height: 1.65;
  margin-bottom: 16px;
}
.service-card__link {
  color: var(--t-accent);
  font-weight: 600;
  font-size: 0.88rem;
  transition: color var(--t-transition);
}
.service-card__link:hover { color: var(--t-accent-hover); }

/* ══════════════════════════
   PROCESS STEPS
   ══════════════════════════ */
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  counter-reset: step;
}
.process-step {
  position: relative;
  background: var(--t-bg);
  border-radius: var(--t-radius);
  padding: 36px 24px 28px;
  text-align: center;
  box-shadow: var(--t-shadow);
}
.process-step__num {
  display: inline-flex;
  align-items: center; justify-content: center;
  width: 52px; height: 52px;
  background: var(--t-dark);
  color: var(--t-accent);
  font-size: 1.2rem; font-weight: 900;
  border-radius: 50%;
  margin-bottom: 16px;
}
.process-step h3 {
  font-size: 1rem; font-weight: 700;
  color: var(--t-dark);
  margin-bottom: 10px;
}
.process-step p {
  font-size: 0.85rem;
  color: var(--t-text-muted);
  line-height: 1.6;
}

/* ══════════════════════════
   TESTIMONIALS
   ══════════════════════════ */
.testimonials {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.testimonial {
  background: var(--t-dark-glass);
  border: 1px solid var(--t-dark-border);
  border-radius: var(--t-radius);
  padding: 32px 24px;
}
.testimonial__stars {
  color: var(--t-accent);
  font-size: 1.2rem;
  margin-bottom: 16px;
  letter-spacing: 3px;
}
.testimonial blockquote p {
  font-style: italic;
  color: var(--t-text-on-dark-muted);
  font-size: 0.92rem;
  line-height: 1.7;
  margin-bottom: 16px;
}
.testimonial__author {
  color: var(--t-accent);
  font-weight: 600;
  font-size: 0.85rem;
}

/* ══════════════════════════
   FAQ
   ══════════════════════════ */
.faq-list {
  max-width: 760px;
  margin: 0 auto;
}
.faq-item {
  border-bottom: 1px solid var(--t-surface-border);
}
.faq-item summary {
  padding: 20px 0;
  font-weight: 600;
  font-size: 1rem;
  color: var(--t-dark);
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq-item summary::after {
  content: '+';
  font-size: 1.3rem;
  font-weight: 300;
  color: var(--t-accent);
  transition: transform var(--t-transition);
}
.faq-item[open] summary::after {
  content: '−';
}
.faq-item p {
  padding: 0 0 20px;
  font-size: 0.92rem;
  color: var(--t-text-muted);
  line-height: 1.7;
}

/* ══════════════════════════
   CTA BANNER
   ══════════════════════════ */
.cta-banner {
  background: linear-gradient(135deg, var(--t-dark) 0%, var(--t-dark-mid) 100%);
  color: var(--t-text-on-dark);
  padding: 80px 0;
}
.cta-banner__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
.cta-banner__content h2 {
  font-size: 2rem; font-weight: 800;
  margin-bottom: 12px;
}
.cta-banner__content p {
  color: var(--t-text-on-dark-muted);
  font-size: 1.05rem;
  margin-bottom: 20px;
  max-width: 500px;
}
.cta-banner__checks {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 24px;
  margin-bottom: 28px;
}
.cta-banner__checks li {
  color: var(--t-accent);
  font-weight: 600;
  font-size: 0.88rem;
}
.cta-banner__phone { margin-top: 8px; }

/* ── Contact Form ── */
.cta-banner__form {
  background: var(--t-dark-glass);
  border: 1px solid var(--t-dark-border);
  border-radius: var(--t-radius);
  padding: 32px 28px;
}
.cta-banner__form h3 {
  font-size: 1.2rem; font-weight: 700;
  color: var(--t-text-on-dark);
  margin-bottom: 20px;
}
.contact-form { display: flex; flex-direction: column; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label {
  font-size: 0.82rem; font-weight: 600;
  color: var(--t-text-on-dark-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.form-group label span { color: var(--t-accent); }
.form-group input,
.form-group select,
.form-group textarea {
  background: var(--t-dark-glass);
  border: 1px solid var(--t-dark-border);
  border-radius: 6px;
  padding: 12px 14px;
  color: var(--t-text-on-dark);
  font-size: 0.92rem;
  font-family: var(--t-font);
  transition: border-color var(--t-transition), box-shadow var(--t-transition);
}
.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--t-text-muted);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--t-accent);
  box-shadow: 0 0 0 3px var(--t-accent-bg);
}
.form-group select { cursor: pointer; }
.form-group select option { background: var(--t-dark); color: var(--t-text-on-dark); }
.form-group textarea { resize: vertical; min-height: 80px; }
.form-group--checkbox {
  flex-direction: row;
  align-items: flex-start;
  gap: 10px;
}
.form-group--checkbox input[type="checkbox"] {
  width: 18px; height: 18px;
  margin-top: 2px;
  accent-color: var(--t-accent);
  cursor: pointer;
  flex-shrink: 0;
}
.form-group--checkbox label {
  text-transform: none;
  font-size: 0.85rem;
  font-weight: 400;
  line-height: 1.4;
}
.form-submit-btn { width: 100%; margin-top: 4px; }
.form-submit-btn:disabled {
  opacity: 0.6; cursor: not-allowed;
}
.form-error {
  border-color: var(--t-error) !important;
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--t-error) 20%, transparent) !important;
}
.form-success {
  text-align: center;
  padding: 32px 16px;
}
.form-success svg {
  color: var(--t-success);
  margin-bottom: 12px;
}
.form-success h3 {
  color: var(--t-success);
  font-size: 1.3rem;
  margin-bottom: 8px;
}
.form-success p {
  color: var(--t-text-on-dark-muted);
  font-size: 0.95rem;
}

/* ══════════════════════════
   FOOTER
   ══════════════════════════ */
.site-footer {
  background: var(--t-dark-accent);
  color: var(--t-text-on-dark-muted);
  padding: 56px 0 0;
}
.site-footer__inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
}
.site-footer__col h3 {
  color: var(--t-text-on-dark);
  font-size: 1rem;
  margin-bottom: 16px;
  font-weight: 700;
}
.site-footer__col p,
.site-footer__col a {
  display: block;
  font-size: 0.88rem;
  color: var(--t-text-muted);
  margin-bottom: 8px;
  transition: color var(--t-transition);
}
.site-footer__col a:hover { color: var(--t-accent); }
.site-footer__bottom {
  border-top: 1px solid var(--t-dark-border);
  text-align: center;
  padding: 20px 0;
}
.site-footer__bottom p {
  font-size: 0.8rem;
  color: var(--t-text-muted);
}

/* ══════════════════════════
   PAGE HERO (subpages)
   ══════════════════════════ */
.page-hero {
  background: linear-gradient(135deg, var(--t-dark) 0%, var(--t-dark-mid) 100%);
  color: var(--t-text-on-dark);
  padding: 72px 0 56px;
  text-align: center;
}
.page-hero h1 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 900;
  margin-bottom: 12px;
}
.page-hero p {
  color: var(--t-text-on-dark-muted);
  font-size: 1.05rem;
  max-width: 560px;
  margin: 0 auto;
}

/* ══════════════════════════
   ABOUT CONTENT
   ══════════════════════════ */
.about-content {
  max-width: 760px;
  margin: 0 auto;
}
.about-content p {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--t-text-muted);
  margin-bottom: 16px;
}

/* ══════════════════════════
   CONTACT GRID
   ══════════════════════════ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
  align-items: start;
}
.contact-info h2,
.contact-form-wrap h2 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--t-dark);
  margin-bottom: 16px;
}
.contact-info p {
  color: var(--t-text-muted);
  line-height: 1.7;
  margin-bottom: 24px;
}
.contact-item {
  margin-bottom: 16px;
}
.contact-item strong {
  display: block;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--t-accent);
  margin-bottom: 4px;
}
.contact-item a,
.contact-item span {
  color: var(--t-text);
  font-size: 0.95rem;
}
.contact-item a:hover { color: var(--t-accent); }

/* Contact form on light background */
.contact-form-wrap .contact-form { gap: 14px; }
.contact-form-wrap .form-group label {
  color: var(--t-text-muted);
}
.contact-form-wrap .form-group input,
.contact-form-wrap .form-group select,
.contact-form-wrap .form-group textarea {
  background: var(--t-bg-alt);
  border: 1px solid var(--t-surface-border);
  color: var(--t-text);
}
.contact-form-wrap .form-group input:focus,
.contact-form-wrap .form-group select:focus,
.contact-form-wrap .form-group textarea:focus {
  border-color: var(--t-accent);
  box-shadow: 0 0 0 3px var(--t-accent-bg);
}
.contact-form-wrap .form-group select option {
  background: var(--t-bg);
  color: var(--t-text);
}
.contact-form-wrap .form-group--checkbox label {
  color: var(--t-text-muted);
}

/* ══════════════════════════
   RESPONSIVE
   ══════════════════════════ */
@media (max-width: 1024px) {
  .highlights { grid-template-columns: repeat(2, 1fr); }
  .process-steps { grid-template-columns: repeat(2, 1fr); }
  .testimonials { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .site-header__inner { height: 60px; }
  .site-header__nav { display: none; }
  .site-header__cta { font-size: 0.78rem; padding: 8px 14px; }

  .hero { padding: 64px 0 0; }
  .hero__content { padding-bottom: 48px; }
  .hero__eyebrow { font-size: 0.72rem; }
  .hero h1 { font-size: 2rem; }
  .hero__sub { font-size: 1rem; }

  .stats-banner__inner { grid-template-columns: repeat(2, 1fr); }
  .stat { padding: 20px 12px; }
  .stat__number { font-size: 1.4rem; }

  .section { padding: 56px 0; }
  .section__header { margin-bottom: 36px; }

  .highlights { grid-template-columns: 1fr; }
  .founder-block {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 28px;
  }
  .founder-block__photo { justify-self: center; }
  .founder-block__photo img { width: 200px; height: 200px; }
  .founder-block__info blockquote { border-left: none; border-top: 2px solid var(--t-accent); padding-left: 0; padding-top: 16px; }

  .services-grid { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr; }
  .testimonials { grid-template-columns: 1fr; }

  .cta-banner__inner {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .cta-banner__checks { grid-template-columns: 1fr; justify-items: center; }
  .cta-banner__form { text-align: left; }
  .form-row { grid-template-columns: 1fr; }

  .contact-grid { grid-template-columns: 1fr; }
  .page-hero { padding: 48px 0 36px; }

  .site-footer__inner { grid-template-columns: 1fr; gap: 28px; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero h1 { font-size: 1.6rem; }
  .stats-banner__inner { grid-template-columns: 1fr 1fr; }
  .hero__actions { flex-direction: column; }
  .hero__actions .btn { width: 100%; text-align: center; }
  .cta-banner__actions { flex-direction: column; }
  .cta-banner__actions .btn { width: 100%; }
}