/* ============================================================
   DR. SARITA RAO — LAYOUT / CHROME WIDGETS  (v2.0)
   Top Bar · Site Header · Footer
   Developer: Coding India Lab — https://codingindialab.com/
   ============================================================ */

/* ────────────────────────────────────────────────────────────
   TOP BAR  (.dsr-topbar)
   ──────────────────────────────────────────────────────────── */
.dsr-topbar {
  background: var(--dsr-ink);
  color: #CBD5E1;
  font-family: var(--dsr-mono);
  font-size: 12.5px;
}
.dsr-topbar .dsr-topbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 9px 32px;
  flex-wrap: wrap;
  gap: 6px;
}
.dsr-topbar-left { color: #CBD5E1; }
.dsr-topbar-right {
  color: #fff;
  font-weight: 500;
  text-decoration: none;
}
.dsr-topbar-right:hover { text-decoration: underline; }

/* ────────────────────────────────────────────────────────────
   SITE HEADER  (.dsr-site-header)
   ──────────────────────────────────────────────────────────── */
.dsr-site-header {
  background: rgba(251, 249, 245, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--dsr-line);
  z-index: 50;
}
.dsr-site-header.dsr-header-sticky {
  position: sticky;
  top: 0;
}
.dsr-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 32px;
  gap: 24px;
}
/* Brand */
.dsr-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--dsr-serif);
  font-size: 20px;
  font-weight: 600;
  text-decoration: none;
  color: var(--dsr-ink);
  flex: none;
}
.dsr-brand-mark { flex: none; }
/* Nav links */
.dsr-navlinks {
  display: flex;
  gap: 30px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 14.5px;
  font-weight: 500;
}
.dsr-navlinks a {
  text-decoration: none;
  position: relative;
  padding: 4px 0;
  color: var(--dsr-ink);
  transition: color .15s ease;
}
.dsr-navlinks a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1.5px;
  background: var(--dsr-pulse);
  transition: width .2s ease;
}
.dsr-navlinks a:hover::after { width: 100%; }
/* CTA buttons */
.dsr-header-cta-wrap {
  display: flex;
  gap: 12px;
  align-items: center;
  flex: none;
}
.dsr-header-cta1 {
  padding: 10px 20px;
  font-size: 13.5px;
  border: 1px solid var(--dsr-ink);
  color: var(--dsr-ink);
  background: transparent;
  border-radius: var(--dsr-radius);
  text-decoration: none;
  font-weight: 600;
  transition: background .15s ease, color .15s ease;
}
.dsr-header-cta1:hover { background: var(--dsr-ink); color: #fff; }
.dsr-header-cta2 {
  padding: 10px 20px;
  font-size: 13.5px;
  background: var(--dsr-pulse);
  color: #fff;
  border: 1px solid transparent;
  border-radius: var(--dsr-radius);
  text-decoration: none;
  font-weight: 600;
  box-shadow: 0 4px 14px rgba(194,32,53,.2);
  transition: background .15s ease;
}
.dsr-header-cta2:hover { background: var(--dsr-pulse-deep); }
@media (max-width: 920px) {
  .dsr-navlinks { display: none; }
}
@media (max-width: 640px) {
  .dsr-header-cta1 { display: none; }
}

/* ────────────────────────────────────────────────────────────
   OVERVIEW SECTION  (.dsr-overview-section)
   ──────────────────────────────────────────────────────────── */
.dsr-overview-section {
  background: var(--dsr-paper);
  padding: 70px 0;
}
/* Quick answer box inside overview */
.dsr-ov-qa {
  background: var(--dsr-paper-deep);
  border-left: 3px solid var(--dsr-pulse);
  padding: 26px 30px;
  border-radius: 0 var(--dsr-radius) var(--dsr-radius) 0;
  margin-bottom: 36px;
}
.dsr-ov-qa-eyebrow {
  font-family: var(--dsr-mono);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--dsr-pulse);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}
.dsr-ov-qa-eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: var(--dsr-pulse);
  display: inline-block;
}
.dsr-ov-qa-text { color: var(--dsr-ink-soft); font-size: 16px; margin: 0; }
.dsr-ov-qa-text p { margin: 0; }
/* Section head inside overview */
.dsr-ov-section-head { max-width: 72ch; }
.dsr-ov-eyebrow {
  font-family: var(--dsr-mono);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--dsr-pulse);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.dsr-ov-eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: var(--dsr-pulse);
  display: inline-block;
}
.dsr-ov-heading {
  font-family: var(--dsr-serif);
  font-weight: 600;
  font-size: clamp(26px, 3.2vw, 38px);
  color: var(--dsr-ink);
  margin: 0 0 14px;
  line-height: 1.1;
}
.dsr-ov-body { color: var(--dsr-slate); line-height: 1.7; margin-top: 14px; }
.dsr-ov-body p { margin: 0; }

/* ────────────────────────────────────────────────────────────
   FOOTER  (.dsr-footer)
   ──────────────────────────────────────────────────────────── */
.dsr-footer {
  background: var(--dsr-ink);
  color: #B9C2CC;
  padding: 56px 0 30px;
  font-size: 14px;
}
.dsr-foot-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
}
.dsr-foot-col h5 {
  font-family: var(--dsr-mono);
  color: #fff;
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin: 0 0 16px;
}
.dsr-foot-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.dsr-foot-col a {
  text-decoration: none;
  color: #B9C2CC;
  transition: color .15s ease;
}
.dsr-foot-col a:hover { color: #fff; }
.dsr-foot-col-desc {
  color: #8B96A3;
  max-width: 32ch;
  font-size: 13.5px;
  margin: 0;
}
.dsr-foot-bottom {
  border-top: 1px solid rgba(255,255,255,.12);
  margin-top: 40px;
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-family: var(--dsr-mono);
  font-size: 11.5px;
  color: #7C8895;
}
@media (max-width: 820px) {
  .dsr-foot-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .dsr-foot-grid { grid-template-columns: 1fr; }
  .dsr-foot-bottom { flex-direction: column; gap: 6px; }
}