/* ============================================================
   Dr. Amit Varshney — Clean & modern cardiology site
   ============================================================ */

:root {
  --blue-900: #0b3a63;
  --blue-700: #12609e;
  --blue-600: #1a73c4;
  --blue-500: #2b8be0;
  --blue-50:  #eef6fd;
  --teal:     #16a394;
  --ink:      #12212e;
  --slate:    #4d6072;
  --muted:    #768898;
  --line:     #e3ebf2;
  --bg:       #ffffff;
  --bg-soft:  #f5f9fd;
  --white:    #ffffff;
  --wa:       #25d366;
  --wa-dark:  #1da851;
  --radius:   16px;
  --radius-sm: 10px;
  --shadow:   0 10px 30px rgba(18, 96, 158, 0.08);
  --shadow-lg: 0 24px 60px rgba(11, 58, 99, 0.14);
  --maxw:     1140px;
  --font:     "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }

/* Offset anchor jumps for the sticky header */
section[id], .service-group[id], .proc[id] { scroll-margin-top: 88px; }

a { color: inherit; text-decoration: none; }

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

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--font); font-weight: 600; font-size: 1rem;
  padding: 13px 22px; border-radius: 999px; border: 1.5px solid transparent;
  cursor: pointer; transition: transform .15s ease, box-shadow .2s ease, background .2s ease;
  white-space: nowrap;
}
.btn svg { width: 20px; height: 20px; }
.btn-sm { padding: 10px 18px; font-size: .95rem; }
.btn:hover { transform: translateY(-2px); }

.btn-primary { background: var(--blue-600); color: #fff; box-shadow: 0 8px 20px rgba(26,115,196,.28); }
.btn-primary:hover { background: var(--blue-700); }

.btn-ghost { background: var(--blue-50); color: var(--blue-700); }
.btn-ghost:hover { background: #e0eefb; }

.btn-whatsapp { background: var(--wa); color: #fff; box-shadow: 0 8px 22px rgba(37,211,102,.35); }
.btn-whatsapp:hover { background: var(--wa-dark); }

.btn-outline-light { background: transparent; color: #fff; border-color: rgba(255,255,255,.5); }
.btn-outline-light:hover { background: rgba(255,255,255,.12); }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.9); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark {
  width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--blue-600), var(--teal)); color: #fff;
}
.brand-mark svg { width: 22px; height: 22px; }
.brand-text strong { display: block; font-size: 1.05rem; color: var(--blue-900); line-height: 1.1; }
.brand-text small { color: var(--slate); font-size: .8rem; }

.nav { display: flex; align-items: center; gap: 20px; }
.nav a { font-weight: 600; color: var(--slate); font-size: .95rem; transition: color .15s; }
.nav a:hover { color: var(--blue-700); }
.nav a.btn-primary { color: #fff; }

/* Dropdown tabs */
.nav-item { position: relative; }
.nav-item.has-drop > .nav-top { display: inline-flex; align-items: center; gap: 5px; }
.caret { font-size: .65rem; color: var(--muted); transition: transform .2s ease; }
.nav-item.has-drop:hover .caret { transform: rotate(180deg); color: var(--blue-700); }
.nav-item.has-drop::after { content: ""; position: absolute; top: 100%; left: 0; right: 0; height: 14px; }
.nav-drop {
  position: absolute; top: calc(100% + 10px); left: 50%;
  transform: translateX(-50%) translateY(6px);
  background: #fff; border: 1px solid var(--line); border-radius: 14px; box-shadow: var(--shadow-lg);
  padding: 8px; min-width: 252px; display: flex; flex-direction: column;
  opacity: 0; visibility: hidden; transition: opacity .18s ease, transform .18s ease; z-index: 70;
}
.nav-item.has-drop:hover .nav-drop { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.nav-drop a { padding: 11px 14px; border-radius: 9px; color: var(--slate); font-size: .94rem; font-weight: 600; white-space: nowrap; }
.nav-drop a:hover { background: var(--blue-50); color: var(--blue-700); }

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav-toggle span { width: 24px; height: 2.5px; background: var(--blue-900); border-radius: 2px; transition: .25s; }

.nav a.active, .nav .nav-top.active { color: var(--blue-700); }
.nav > a.active { position: relative; }

/* ---------- Sub-page hero ---------- */
.page-hero {
  background: radial-gradient(120% 130% at 85% -10%, var(--blue-50) 0%, #fff 62%);
  padding: 52px 0 46px; border-bottom: 1px solid var(--line);
}
.breadcrumb { font-size: .88rem; color: var(--muted); margin-bottom: 14px; }
.breadcrumb a { color: var(--blue-600); font-weight: 600; }
.breadcrumb a:hover { text-decoration: underline; }
.page-hero h1 { font-size: clamp(2rem, 4vw, 3rem); color: var(--blue-900); font-weight: 800; letter-spacing: -.02em; line-height: 1.1; }
.page-hero .lede { margin-top: 16px; font-size: 1.1rem; color: var(--slate); max-width: 46em; }

/* ---------- Home: what he treats ---------- */
.treat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.treat-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 26px;
  box-shadow: var(--shadow); display: flex; flex-direction: column;
  transition: transform .18s ease, box-shadow .2s ease, border-color .2s ease;
}
.treat-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: #cfe3f5; }
.treat-icon {
  width: 60px; height: 60px; border-radius: 16px; font-size: 1.8rem; display: grid; place-items: center;
  margin-bottom: 18px; background: linear-gradient(135deg, var(--blue-50), #e6f7f4);
}
.treat-card h3 { color: var(--blue-900); font-size: 1.25rem; margin-bottom: 10px; }
.treat-card > p { color: var(--slate); font-size: .98rem; margin-bottom: 16px; }
.treat-card ul { list-style: none; display: grid; gap: 8px; margin-bottom: 22px; }
.treat-card li { position: relative; padding-left: 22px; color: var(--ink); font-size: .95rem; }
.treat-card li::before { content: "→"; position: absolute; left: 0; color: var(--teal); font-weight: 700; }
.treat-link { margin-top: auto; align-self: flex-start; color: var(--blue-600); font-weight: 700; font-size: .98rem; }
.treat-link:hover { text-decoration: underline; }

/* ---------- Internal-page CTA band ---------- */
.cta-band { background: linear-gradient(135deg, var(--blue-900), var(--blue-700)); }
.cta-band-inner { text-align: center; display: flex; flex-direction: column; align-items: center; }
.cta-band h2 { color: #fff; font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 800; margin-bottom: 12px; }
.cta-band p { color: #d6e8f7; font-size: 1.08rem; max-width: 40em; margin: 0 auto 26px; }
.cta-band-actions { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; }

/* ---------- Hero ---------- */
.hero { background: radial-gradient(120% 120% at 85% 0%, var(--blue-50) 0%, #fff 55%); padding: 64px 0 40px; }
.hero-inner { display: grid; grid-template-columns: 1.2fr .9fr; gap: 48px; align-items: center; }
.eyebrow {
  display: inline-block; font-weight: 700; letter-spacing: .04em;
  font-size: .82rem; color: var(--teal); background: #e6f7f4; padding: 6px 12px; border-radius: 999px; margin-bottom: 18px;
}
.hero h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); line-height: 1.08; color: var(--blue-900); font-weight: 800; letter-spacing: -.02em; }
.hero h1 .h1-sub { display: block; font-size: clamp(1.05rem, 2.4vw, 1.55rem); font-weight: 700; color: var(--blue-600); margin-top: 8px; letter-spacing: 0; }
.hero-tagline { margin-top: 14px; font-size: clamp(1.3rem, 3vw, 1.9rem); font-weight: 700; color: var(--slate); line-height: 1.15; }
.lede { margin-top: 18px; font-size: 1.12rem; color: var(--slate); max-width: 34em; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; }

.hero-badges { list-style: none; display: flex; gap: 14px; margin-top: 34px; flex-wrap: wrap; }
.hero-badges li {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: 12px 16px; box-shadow: var(--shadow); min-width: 96px;
}
.hero-badges strong { display: block; color: var(--blue-700); font-size: 1.15rem; }
.hero-badges span { font-size: .82rem; color: var(--muted); }

.hero-photo { position: relative; }
.photo-frame {
  position: relative; aspect-ratio: 4/5; border-radius: 24px; overflow: hidden;
  background: linear-gradient(160deg, var(--blue-500), var(--blue-900)); box-shadow: var(--shadow-lg);
  display: grid; place-items: center;
}
.photo-frame img { width: 100%; height: 100%; object-fit: cover; }
.photo-fallback { display: none; color: rgba(255,255,255,.7); font-weight: 600; letter-spacing: .1em; text-transform: uppercase; }
.photo-frame.photo-placeholder .photo-fallback { display: block; }
.photo-tag {
  position: absolute; bottom: 18px; left: 50%; transform: translateX(-50%);
  background: #fff; border-radius: 999px; padding: 9px 16px; font-size: .85rem; font-weight: 600;
  color: var(--ink); box-shadow: var(--shadow); display: flex; align-items: center; gap: 8px; white-space: nowrap;
}
.photo-tag .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--wa); box-shadow: 0 0 0 4px rgba(37,211,102,.2); }

/* ---------- Achievement banner ---------- */
.achievement { background: linear-gradient(120deg, var(--blue-700), var(--teal)); color: #fff; }
.achievement-inner { display: flex; align-items: center; gap: 18px; padding: 22px 22px; }
.achievement svg { width: 40px; height: 40px; flex-shrink: 0; opacity: .9; }
.achievement p { font-size: 1.02rem; }
.achievement strong { font-weight: 700; }

/* ---------- Sections ---------- */
.section { padding: 74px 0; }
.section-alt { background: var(--bg-soft); }
.section-eyebrow { font-weight: 700; letter-spacing: .05em; text-transform: uppercase; font-size: .8rem; color: var(--teal); margin-bottom: 10px; }
.section-eyebrow.light { color: #bfe6ff; }
.section-title { font-size: clamp(1.7rem, 3.5vw, 2.4rem); color: var(--blue-900); font-weight: 800; letter-spacing: -.02em; margin-bottom: 34px; }
.section-title.light { color: #fff; }

/* ---------- About ---------- */
.about-grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: 44px; align-items: start; }
.about-text p { color: var(--slate); font-size: 1.06rem; margin-bottom: 16px; }
.about-text strong { color: var(--ink); }
.about-highlights { list-style: none; display: grid; gap: 14px; }
.about-highlights li {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 20px 22px; box-shadow: var(--shadow); font-weight: 600; color: var(--slate);
}
.about-highlights span { display: block; font-size: 2rem; font-weight: 800; color: var(--blue-600); line-height: 1; margin-bottom: 4px; }

/* ---------- Services ---------- */
.service-group { margin-bottom: 40px; }
.service-group:last-of-type { margin-bottom: 28px; }
.service-group-title {
  display: flex; align-items: center; gap: 12px; font-size: 1.35rem; color: var(--blue-900);
  font-weight: 800; letter-spacing: -.01em; margin-bottom: 20px; padding-bottom: 14px;
  border-bottom: 2px solid var(--line);
}
.sg-icon {
  width: 40px; height: 40px; border-radius: 11px; background: var(--blue-50);
  display: grid; place-items: center; font-size: 1.2rem; flex-shrink: 0;
}
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.service-cta-row {
  display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap;
  background: linear-gradient(160deg, var(--blue-700), var(--blue-900)); color: #fff;
  border-radius: var(--radius); padding: 26px 30px; margin-top: 8px;
}
.service-cta-row p { font-size: 1.05rem; max-width: 44em; }
.service-cta-row .btn-primary { background: #fff; color: var(--blue-700); }
.service-cta-row .btn-primary:hover { background: #eaf3fb; }

/* ---------- Warning signs / symptoms ---------- */
.symptoms-intro { color: var(--slate); font-size: 1.08rem; max-width: 54em; margin-top: -16px; margin-bottom: 30px; }
.symptoms-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.symptom-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px; box-shadow: var(--shadow); transition: transform .18s ease, box-shadow .2s ease;
}
.symptom-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.symptom-media { margin-bottom: 16px; }
.symptom-media img { width: 100%; height: auto; display: block; border-radius: 12px; }
.symptom-card h3 { color: var(--blue-900); font-size: 1.08rem; margin-bottom: 6px; }
.symptom-card p { color: var(--slate); font-size: .95rem; }
.symptoms-alert {
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap; margin-top: 24px;
  background: #fff4f2; border: 1px solid #f6d0c9; border-left: 5px solid #e05a4f;
  border-radius: 14px; padding: 20px 24px;
}
.symptoms-alert svg { width: 34px; height: 34px; color: #e05a4f; flex-shrink: 0; }
.symptoms-alert p { color: #7a2b22; flex: 1; min-width: 240px; }
.symptoms-alert strong { color: #b23a2c; }
.symptoms-alert .btn-whatsapp { flex-shrink: 0; }

/* ---------- Procedure detail blocks ---------- */
.proc { display: grid; grid-template-columns: 1fr 1.15fr; gap: 40px; align-items: center; padding: 30px 0; }
.proc + .proc { border-top: 1px solid var(--line); }
.proc-media img { width: 100%; border-radius: var(--radius); box-shadow: var(--shadow); }
.proc-reverse .proc-media { order: 2; }
.proc-body h4 { font-size: 1.4rem; color: var(--blue-900); font-weight: 800; letter-spacing: -.01em; margin-bottom: 10px; }
.proc-lead { color: var(--slate); font-size: 1.02rem; margin-bottom: 18px; }
.proc-when {
  background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; margin-bottom: 16px;
}
.proc-when-label {
  display: inline-block; font-weight: 700; font-size: .78rem; text-transform: uppercase;
  letter-spacing: .05em; color: var(--blue-700); margin-bottom: 10px;
}
.proc-when ul { list-style: none; display: grid; gap: 7px; }
.proc-when li { position: relative; padding-left: 26px; color: var(--ink); font-size: .96rem; }
.proc-when li::before {
  content: "✓"; position: absolute; left: 2px; top: 0; color: var(--teal); font-weight: 800;
}
.proc-benefits { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; }
.proc-benefits li {
  background: #e6f7f4; color: #0d7d70; font-weight: 600; font-size: .85rem;
  padding: 6px 12px; border-radius: 999px;
}

/* ---------- Why choose ---------- */
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.why-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 22px;
  box-shadow: var(--shadow); transition: transform .18s ease, box-shadow .2s ease;
}
.why-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.why-icon {
  width: 50px; height: 50px; border-radius: 13px; color: #fff;
  background: linear-gradient(135deg, var(--blue-600), var(--teal));
  display: grid; place-items: center; margin-bottom: 16px;
}
.why-icon svg { width: 26px; height: 26px; }
.why-card h3 { color: var(--blue-900); font-size: 1.08rem; margin-bottom: 8px; }
.why-card p { color: var(--slate); font-size: .95rem; }

/* ---------- Care journey ---------- */
.journey-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.journey-step { position: relative; }
.journey-num {
  width: 48px; height: 48px; border-radius: 50%; background: var(--blue-600); color: #fff;
  font-weight: 800; font-size: 1.2rem; display: grid; place-items: center; margin-bottom: 14px;
  box-shadow: 0 8px 18px rgba(26,115,196,.28);
}
.journey-step h3 { color: var(--blue-900); font-size: 1.06rem; margin-bottom: 6px; }
.journey-step p { color: var(--slate); font-size: .95rem; }

/* ---------- FAQ ---------- */
.faq-list { max-width: 840px; }
.faq-item {
  background: #fff; border: 1px solid var(--line); border-radius: 12px; margin-bottom: 12px;
  overflow: hidden; box-shadow: var(--shadow);
}
.faq-item summary {
  cursor: pointer; padding: 18px 22px; font-weight: 700; color: var(--blue-900); font-size: 1.02rem;
  list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 14px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; font-size: 1.5rem; color: var(--blue-600); font-weight: 400; line-height: 1; flex-shrink: 0; }
.faq-item[open] summary::after { content: "−"; }
.faq-item p { padding: 0 22px 20px; color: var(--slate); font-size: .98rem; }
.service-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 22px;
  box-shadow: var(--shadow);
  transition: transform .18s ease, box-shadow .2s ease, border-color .2s ease;
}
.service-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: #cfe3f5; }
.service-icon {
  width: 52px; height: 52px; border-radius: 14px; background: var(--blue-50);
  display: grid; place-items: center; font-size: 1.5rem; margin-bottom: 16px;
}
.service-card h3 { font-size: 1.12rem; color: var(--blue-900); margin-bottom: 8px; }
.service-card p { color: var(--slate); font-size: .95rem; }
.service-card-cta {
  background: linear-gradient(160deg, var(--blue-700), var(--blue-900)); color: #fff;
  display: flex; flex-direction: column; justify-content: center; align-items: flex-start; gap: 12px;
}
.service-card-cta h3, .service-card-cta p { color: #fff; }
.service-card-cta p { opacity: .85; }

/* ---------- Timeline ---------- */
.timeline { list-style: none; position: relative; max-width: 760px; }
.timeline::before { content: ""; position: absolute; left: 62px; top: 8px; bottom: 8px; width: 2px; background: var(--line); }
.timeline li { display: grid; grid-template-columns: 80px 1fr; gap: 26px; align-items: start; padding: 14px 0; position: relative; }
.timeline .year {
  font-weight: 800; color: var(--blue-600); font-size: 1.05rem; text-align: right;
  position: relative; z-index: 1;
}
.timeline li > div { position: relative; padding-left: 26px; }
.timeline li > div::before {
  content: ""; position: absolute; left: -19px; top: 4px; width: 14px; height: 14px; border-radius: 50%;
  background: #fff; border: 3px solid var(--teal);
}
.timeline h3 { color: var(--blue-900); font-size: 1.12rem; }
.timeline p { color: var(--slate); font-size: .96rem; }

/* ---------- Locations ---------- */
.locations-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.location-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px;
  box-shadow: var(--shadow);
}
.location-card-primary { border-color: var(--blue-500); border-width: 2px; }
.location-card h3 { color: var(--blue-900); font-size: 1.3rem; margin-bottom: 6px; }
.loc-role { color: var(--teal); font-weight: 600; font-size: .9rem; margin-bottom: 14px; }
.loc-address { color: var(--slate); margin-bottom: 10px; }
.loc-timings { color: var(--ink); margin-bottom: 14px; }
.loc-note { color: var(--muted); font-size: .92rem; }
.loc-actions { margin-top: 16px; }
.loc-directions { color: var(--blue-600); font-weight: 700; }
.loc-directions:hover { text-decoration: underline; }

/* Single-location layout: main card + contact side panel */
.locations-single { grid-template-columns: 1.4fr 1fr; align-items: stretch; }
.location-side { display: flex; }
.loc-side-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px;
  box-shadow: var(--shadow); width: 100%;
}
.loc-side-card h3 { color: var(--blue-900); font-size: 1.1rem; margin-bottom: 16px; }
.loc-contact-row {
  display: flex; align-items: center; gap: 14px; padding: 12px 8px; border-radius: 12px;
  transition: background .15s ease;
}
.loc-contact-row:hover { background: var(--blue-50); }
.loc-contact-row + .loc-contact-row { border-top: 1px solid var(--line); }
.loc-contact-icon {
  width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center;
  font-weight: 700; font-size: .95rem; color: #fff; flex-shrink: 0;
}
.loc-contact-icon.wa { background: var(--wa); }
.loc-contact-icon.phone { background: var(--blue-600); font-size: 1.15rem; }
.loc-contact-icon.google { background: #ea4335; }
.loc-contact-row strong { display: block; color: var(--ink); font-size: 1rem; }
.loc-contact-row small { color: var(--muted); font-size: .85rem; }

/* ---------- Appointment ---------- */
.appointment { background: linear-gradient(135deg, var(--blue-900), var(--blue-700)); }
.appointment-inner { text-align: center; display: flex; flex-direction: column; align-items: center; }
.appointment-lede { color: #d6e8f7; font-size: 1.1rem; max-width: 40em; margin: 0 auto 28px; }
.appointment-cta { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; }

/* ---------- Footer ---------- */
.site-footer { background: #08263f; color: #cddced; padding: 46px 0 30px; }
.footer-inner { display: grid; grid-template-columns: 1.4fr 1fr; gap: 24px; align-items: start; }
.footer-inner strong { color: #fff; font-size: 1.15rem; }
.footer-inner p { font-size: .92rem; margin-top: 6px; color: #9fb6cc; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 18px; justify-content: flex-end; }
.footer-nav a { color: #cddced; font-weight: 600; font-size: .95rem; }
.footer-nav a:hover { color: #fff; }
.footer-copy { grid-column: 1 / -1; border-top: 1px solid rgba(255,255,255,.1); padding-top: 20px; margin-top: 8px; font-size: .88rem; color: #8ba5bd; }

/* ---------- Floating WhatsApp ---------- */
.wa-float {
  position: fixed; right: 20px; bottom: 20px; z-index: 60;
  width: 58px; height: 58px; border-radius: 50%; background: var(--wa); color: #fff;
  display: grid; place-items: center; box-shadow: 0 10px 26px rgba(37,211,102,.5);
  transition: transform .18s ease;
}
.wa-float:hover { transform: scale(1.08); }
.wa-float svg { width: 32px; height: 32px; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-photo { max-width: 360px; margin: 0 auto; order: -1; }
  .about-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .treat-grid { grid-template-columns: 1fr; }
  .symptoms-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .journey-grid { grid-template-columns: repeat(2, 1fr); }
  .proc { grid-template-columns: 1fr; gap: 22px; }
  .proc-reverse .proc-media { order: 0; }
  .proc-media { max-width: 460px; }
  .locations-grid, .locations-single { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-nav { justify-content: flex-start; }

  .nav {
    position: fixed; inset: 72px 0 auto 0; flex-direction: column; align-items: stretch;
    background: #fff; border-bottom: 1px solid var(--line); padding: 12px 22px 20px; gap: 0;
    transform: translateY(-140%); transition: transform .3s ease; box-shadow: var(--shadow);
    max-height: calc(100vh - 72px); overflow-y: auto;
  }
  .nav.open { transform: translateY(0); }
  .nav > a { padding: 13px 4px; border-bottom: 1px solid var(--line); }
  .nav a.btn-primary { margin-top: 14px; justify-content: center; border-bottom: 0; }

  /* dropdowns become static, always-open groups on mobile */
  .nav-item { width: 100%; }
  .nav-item.has-drop::after { display: none; }
  .caret { display: none; }
  .nav-item.has-drop > .nav-top { display: flex; padding: 13px 4px; border-bottom: 1px solid var(--line); font-weight: 700; color: var(--blue-900); }
  .nav-drop {
    position: static; transform: none; opacity: 1; visibility: visible;
    box-shadow: none; border: none; border-radius: 0; padding: 4px 0 8px 16px; min-width: 0;
  }
  .nav-drop a { padding: 9px 4px; font-weight: 500; }
  .nav-toggle { display: flex; }
  .nav-toggle.open span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2) { opacity: 0; }
  .nav-toggle.open span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }
}

@media (max-width: 540px) {
  .services-grid { grid-template-columns: 1fr; }
  .symptoms-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .journey-grid { grid-template-columns: 1fr; }
  .service-group-title { font-size: 1.15rem; }
  .proc-body h4 { font-size: 1.25rem; }
  .service-cta-row { flex-direction: column; text-align: center; align-items: stretch; }
  .service-cta-row .btn { justify-content: center; }
  .section { padding: 56px 0; }
  .achievement-inner { flex-direction: column; text-align: center; gap: 12px; }
  .timeline li { grid-template-columns: 60px 1fr; gap: 16px; }
  .timeline::before { left: 50px; }
}