/* ══ NHA KHOA QUỐC TẾ VIỆT ĐỨC — CLEAN-CORPORATE ══
   Identity: CLEAN-CORPORATE — Navy/Teal, structured 12-col grid, professional
   Màu: Trắng/xám nhạt + Teal-Navy #0f6d82
   Nav: Nav-4 Minimal Top Line — border-top 3px accent, transparent → solid trắng khi scroll
   Hero: H3 Magazine Grid — trái text 55% (nền sáng) + phải grid ảnh 2x3
   Font: Outfit — heading weight 600
   Prefix class: vd-
   ──────────────────────────────────────── */

:root {
  --bg: #f5f8f9;
  --surface: #ffffff;
  --dark: #0a2129;
  --dark2: #0e2e38;
  --dark3: #123746;
  --border: #dfe7ea;
  --border-light: #eaf0f2;
  --text: #142a30;
  --text-2: #57717a;
  --text-3: #8ea1a8;
  --accent: #0f6d82;
  --accent-h: #0b5568;
  --accent-light: #e5f1f3;
  --accent-mid: #1a93ab;
  --accent-pale: #f0f7f8;
  --warm: #eef4f5;
  --warm2: #e3edef;
  --danger: #e24b4a;
  --sans: 'Outfit', sans-serif;
}

/* ── Base ── */
html { scroll-behavior: smooth; }
*, *::before, *::after { box-sizing: border-box; }
body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
  margin: 0;
}
img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
h1, h2, h3, h4, h5, h6 { font-family: var(--sans); margin: 0; }
p { margin: 0; }
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-thumb { background: var(--accent-mid); border-radius: 4px; opacity: .4; }

/* ── Layout ── */
.wd-container { max-width: 1100px; margin: 0 auto; padding: 0 clamp(20px, 5vw, 80px); }
.vd-sec-pad { padding: clamp(72px, 10vw, 120px) 0; }
.vd-sec-pad-sm { padding: clamp(48px, 6vw, 72px) 0; }

/* ── Reveal animation ── */
[data-reveal] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .7s cubic-bezier(.16,1,.3,1), transform .7s cubic-bezier(.16,1,.3,1);
}
[data-reveal].visible { opacity: 1; transform: none; }
[data-reveal][data-delay="1"] { transition-delay: .1s; }
[data-reveal][data-delay="2"] { transition-delay: .2s; }
[data-reveal][data-delay="3"] { transition-delay: .3s; }
[data-reveal][data-delay="4"] { transition-delay: .4s; }
[data-reveal][data-delay="5"] { transition-delay: .5s; }

/* ── Section header ── */
.vd-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 11px;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 2.2px;
  margin-bottom: 16px;
}
.vd-eyebrow::before { content: ''; display: block; width: 26px; height: 2px; background: var(--accent); }
.vd-eyebrow.center { justify-content: center; }
.vd-h2 {
  font-size: clamp(28px, 3.8vw, 44px);
  font-weight: 600;
  color: var(--text);
  line-height: 1.15;
  letter-spacing: -.8px;
  margin-bottom: 16px;
}
.vd-h2 em { color: var(--accent); font-style: normal; }
.vd-lead {
  font-size: 15.5px;
  font-weight: 300;
  color: var(--text-2);
  line-height: 1.8;
  max-width: 540px;
}
.vd-lead.center { margin: 0 auto; }

/* ── Buttons ── */
.vd-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--sans);
  font-size: 13.5px;
  font-weight: 500;
  padding: 13px 26px;
  border-radius: 4px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: background .2s, color .2s, border-color .2s, transform .15s;
  white-space: nowrap;
}
.vd-btn-primary { background: var(--accent); color: #fff; }
.vd-btn-primary:hover { background: var(--accent-h); color: #fff; transform: translateY(-1px); }
.vd-btn-outline { background: transparent; color: var(--text); border: 1.5px solid var(--border); }
.vd-btn-outline:hover { border-color: var(--accent); color: var(--accent); }
.vd-btn-dark { background: var(--dark2); color: #fff; }
.vd-btn-dark:hover { background: var(--accent); transform: translateY(-1px); }
.vd-btn-white { background: #fff; color: var(--accent); }
.vd-btn-white:hover { background: var(--accent-pale); transform: translateY(-1px); }
.vd-btn-outline-white { background: transparent; color: rgba(255,255,255,.75); border: 1.5px solid rgba(255,255,255,.25); }
.vd-btn-outline-white:hover { border-color: rgba(255,255,255,.6); color: #fff; }
.vd-btn-block { width: 100%; justify-content: center; }
.vd-btn-lg { padding: 15px 32px; font-size: 14.5px; }

/* ══════════════════════════════════════
   NAV — Nav-4: Minimal Top Line
══════════════════════════════════════ */
#nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 900;
  background: transparent;
  border-top: 3px solid var(--accent);
  transition: background .3s, box-shadow .3s;
}
#nav.scrolled {
  background: #fff;
  box-shadow: 0 2px 24px rgba(10,33,41,.08);
}
.vd-nav-inner {
  height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.vd-logo { display: flex; align-items: center; gap: 10px; }
.vd-logo-mark {
  width: 38px; height: 38px;
  border-radius: 4px;
  background: var(--accent);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.vd-logo-mark svg { width: 20px; height: 20px; fill: #fff; }
.vd-logo-text { display: flex; flex-direction: column; line-height: 1.15; }
.vd-logo-name { font-size: 16px; font-weight: 600; color: var(--text); letter-spacing: -.3px; }
.vd-logo-sub { font-size: 9.5px; font-weight: 500; color: var(--accent); text-transform: uppercase; letter-spacing: 1.6px; margin-top: 2px; }

.vd-nav-links { display: flex; gap: 30px; list-style: none; margin: 0; padding: 0; }
.vd-nav-links a {
  font-size: 13.5px;
  font-weight: 400;
  color: var(--text-2);
  transition: color .2s;
  white-space: nowrap;
}
.vd-nav-links a:hover, .vd-nav-links a.active { color: var(--accent); }

.vd-nav-right { display: flex; align-items: center; gap: 18px; }
.vd-nav-phone {
  display: flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: 500; color: var(--text);
}
.vd-nav-phone svg { width: 16px; height: 16px; fill: var(--accent); }
.vd-nav-cta {
  font-size: 13px; font-weight: 500;
  background: var(--accent); color: #fff;
  padding: 11px 22px; border-radius: 4px; border: none;
  cursor: pointer; font-family: var(--sans);
  text-decoration: none; display: inline-block;
  transition: background .2s, transform .2s;
  white-space: nowrap;
}
.vd-nav-cta:hover { background: var(--accent-h); color: #fff; transform: translateY(-1px); }

.vd-burger {
  display: none; flex-direction: column; gap: 5px;
  cursor: pointer; padding: 8px; border: none; background: transparent;
}
.vd-burger span { display: block; width: 22px; height: 2px; background: var(--text); border-radius: 2px; transition: all .3s; }
.vd-burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.vd-burger.open span:nth-child(2) { opacity: 0; }
.vd-burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.vd-mobile-menu {
  position: fixed; inset: 0;
  background: #fff;
  z-index: 850;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 10px; opacity: 0; pointer-events: none; transition: opacity .3s;
  border-top: 3px solid var(--accent);
}
.vd-mobile-menu.open { opacity: 1; pointer-events: auto; }
.vd-mobile-menu a {
  font-size: 20px; font-weight: 400; color: var(--text-2);
  padding: 10px 24px; border-radius: 4px; transition: color .2s;
}
.vd-mobile-menu a:hover, .vd-mobile-menu a.active { color: var(--accent); }
.vd-mobile-menu .vd-nav-cta { margin-top: 14px; padding: 13px 34px; font-size: 14px; }

@media (max-width: 991px) {
  .vd-nav-links, .vd-nav-right { display: none; }
  .vd-burger { display: flex; }
}

/* ══════════════════════════════════════
   HERO — H3: Magazine Grid
══════════════════════════════════════ */
.vd-hero {
  padding-top: calc(76px + clamp(56px, 8vw, 88px));
  padding-bottom: clamp(64px, 9vw, 96px);
  background: var(--bg);
  position: relative;
}
.vd-hero-row { display: grid; grid-template-columns: 55% 45%; gap: clamp(32px, 5vw, 64px); align-items: center; }
.vd-hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 11px; font-weight: 600; color: var(--accent);
  text-transform: uppercase; letter-spacing: 2px;
  background: var(--accent-light); padding: 7px 16px; border-radius: 4px;
  margin-bottom: 22px;
}
.vd-hero-title {
  font-size: clamp(34px, 4.6vw, 58px);
  font-weight: 600;
  color: var(--text);
  line-height: 1.12;
  letter-spacing: -1.2px;
  margin-bottom: 20px;
}
.vd-hero-title em { color: var(--accent); font-style: normal; }
.vd-hero-sub {
  font-size: clamp(14.5px, 1.4vw, 16.5px);
  font-weight: 300;
  color: var(--text-2);
  line-height: 1.8;
  max-width: 480px;
  margin-bottom: 32px;
}
.vd-hero-btns { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 40px; }
.vd-hero-trust {
  display: flex; gap: 0; flex-wrap: wrap;
  padding-top: 28px; border-top: 1px solid var(--border);
}
.vd-hero-trust-item { padding-right: 32px; margin-right: 32px; border-right: 1px solid var(--border); }
.vd-hero-trust-item:last-child { border-right: none; margin-right: 0; padding-right: 0; }
.vd-hero-trust-num { font-size: 24px; font-weight: 600; color: var(--text); line-height: 1; }
.vd-hero-trust-num span { color: var(--accent); }
.vd-hero-trust-label { font-size: 12px; font-weight: 400; color: var(--text-3); margin-top: 4px; }

/* Right — 2x3 magazine grid */
.vd-hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  grid-template-rows: repeat(3, 1fr);
  gap: 12px;
  height: clamp(380px, 42vw, 520px);
}
.vd-hero-grid img { width: 100%; height: 100%; object-fit: cover; border-radius: 6px; }
.vd-hg-1 { grid-row: 1 / 3; grid-column: 1; }
.vd-hg-2 { grid-row: 1; grid-column: 2; }
.vd-hg-3 { grid-row: 2; grid-column: 2; }
.vd-hg-4 { grid-row: 3; grid-column: 1 / 3; }

@media (max-width: 991px) {
  .vd-hero-row { grid-template-columns: 1fr; }
  .vd-hero-grid { height: 340px; margin-top: 8px; }
}
@media (max-width: 576px) {
  .vd-hero-trust-item { padding-right: 18px; margin-right: 18px; }
}

/* ══════════════════════════════════════
   USP — FEATURE-ICON-ROW
══════════════════════════════════════ */
.vd-usp { background: var(--surface); border-top: 1px solid var(--border-light); border-bottom: 1px solid var(--border-light); }
.vd-usp-item { display: flex; align-items: flex-start; gap: 16px; padding: 34px 24px; }
.vd-usp-icon {
  width: 48px; height: 48px; min-width: 48px;
  background: var(--accent-light); border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
}
.vd-usp-icon svg { width: 24px; height: 24px; fill: var(--accent); }
.vd-usp-title { font-size: 15.5px; font-weight: 600; color: var(--text); margin-bottom: 6px; letter-spacing: -.2px; }
.vd-usp-desc { font-size: 13px; font-weight: 300; color: var(--text-2); line-height: 1.65; }
.vd-usp-col { border-right: 1px solid var(--border-light); }
.vd-usp-col:last-child { border-right: none; }
@media (max-width: 768px) { .vd-usp-col { border-right: none; border-bottom: 1px solid var(--border-light); } }

/* ══════════════════════════════════════
   DỊCH VỤ NỔI BẬT — GRID-CARDS
══════════════════════════════════════ */
.vd-svc-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  height: 100%;
  transition: transform .25s, box-shadow .25s, border-color .25s;
}
.vd-svc-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 44px rgba(10,33,41,.09);
  border-color: var(--accent);
}
.vd-svc-thumb-wrap { position: relative; overflow: hidden; aspect-ratio: 4/3; }
.vd-svc-thumb { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.vd-svc-card:hover .vd-svc-thumb { transform: scale(1.06); }
.vd-svc-tag {
  position: absolute; top: 14px; left: 14px;
  font-size: 10px; font-weight: 600; color: #fff;
  background: rgba(15,109,130,.9); text-transform: uppercase; letter-spacing: 1.2px;
  padding: 5px 12px; border-radius: 4px;
}
.vd-svc-body { padding: 22px 22px 24px; }
.vd-svc-name { font-size: 16.5px; font-weight: 600; color: var(--text); margin-bottom: 8px; letter-spacing: -.2px; }
.vd-svc-desc { font-size: 13px; font-weight: 300; color: var(--text-2); line-height: 1.65; margin-bottom: 16px; }
.vd-svc-link { display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; font-weight: 600; color: var(--accent); transition: gap .2s; }
.vd-svc-link svg { width: 14px; height: 14px; fill: var(--accent); }
.vd-svc-link:hover { gap: 10px; }

/* ══════════════════════════════════════
   STAT BAR
══════════════════════════════════════ */
.vd-stat-bar { background: var(--dark); }
.vd-stat-item { text-align: center; padding: 20px 16px; }
.vd-stat-num { font-size: clamp(34px, 4vw, 52px); font-weight: 600; color: #fff; line-height: 1; margin-bottom: 8px; }
.vd-stat-num span { color: var(--accent-mid); }
.vd-stat-label { font-size: 12.5px; font-weight: 300; color: rgba(255,255,255,.5); line-height: 1.5; }
.vd-stat-divider { border-right: 1px solid rgba(255,255,255,.08); }
.vd-stat-divider:last-child { border-right: none; }
@media (max-width: 576px) { .vd-stat-divider { border-right: none; border-bottom: 1px solid rgba(255,255,255,.08); } }

/* ══════════════════════════════════════
   ALTERNATING STRIPS — Cơ sở vật chất preview
══════════════════════════════════════ */
.vd-strip { padding: clamp(64px, 8vw, 100px) 0; }
.vd-strip-alt { background: var(--accent-pale); }
.vd-strip-img-wrap { border-radius: 8px; overflow: hidden; }
.vd-strip-img-wrap img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4/3.1; transition: transform .5s ease; }
.vd-strip-img-wrap:hover img { transform: scale(1.04); }
.vd-strip-content { display: flex; flex-direction: column; justify-content: center; }
.vd-strip-list { list-style: none; margin: 24px 0 0; padding: 0; }
.vd-strip-list li {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 12px 0; border-bottom: 1px solid var(--border);
  font-size: 13.5px; font-weight: 300; color: var(--text-2); line-height: 1.6;
}
.vd-strip-list li:last-child { border-bottom: none; }
.vd-strip-list li::before {
  content: ''; width: 18px; height: 18px; min-width: 18px;
  background: var(--accent-light); border-radius: 50%;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%230f6d82'%3E%3Cpath d='M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z'/%3E%3C/svg%3E");
  background-size: 12px; background-position: center; background-repeat: no-repeat;
  margin-top: 1px;
}

/* ══════════════════════════════════════
   BENTO GRID — Cơ sở vật chất / Chi nhánh
══════════════════════════════════════ */
.vd-bento {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 140px;
  gap: 14px;
}
.vd-bento-item {
  position: relative; border-radius: 8px; overflow: hidden;
  background: var(--dark2);
}
.vd-bento-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.vd-bento-item:hover img { transform: scale(1.06); }
.vd-bento-item.big { grid-column: span 2; grid-row: span 2; }
.vd-bento-item.wide { grid-column: span 2; }
.vd-bento-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(10,33,41,0) 40%, rgba(10,33,41,.82) 100%);
  display: flex; align-items: flex-end; padding: 16px;
}
.vd-bento-caption { color: #fff; font-size: 13px; font-weight: 500; }
.vd-bento-caption span { display: block; font-size: 11px; font-weight: 300; color: rgba(255,255,255,.6); margin-top: 2px; }
@media (max-width: 768px) {
  .vd-bento { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 160px; }
  .vd-bento-item.big { grid-column: span 2; grid-row: span 1; }
  .vd-bento-item.wide { grid-column: span 2; }
}

/* ══════════════════════════════════════
   ĐÁNH GIÁ KHÁCH HÀNG — GRID-CARDS
══════════════════════════════════════ */
.vd-review-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 8px; padding: 28px; height: 100%;
  transition: border-color .25s, box-shadow .25s;
}
.vd-review-card:hover { border-color: var(--accent); box-shadow: 0 14px 40px rgba(10,33,41,.07); }
.vd-review-stars { color: #f59e0b; font-size: 13px; letter-spacing: 2px; margin-bottom: 16px; }
.vd-review-text { font-size: 14px; font-weight: 300; color: var(--text-2); line-height: 1.75; margin-bottom: 22px; font-style: italic; }
.vd-review-foot { display: flex; align-items: center; gap: 12px; padding-top: 18px; border-top: 1px solid var(--border-light); }
.vd-review-av { width: 42px; height: 42px; border-radius: 50%; object-fit: cover; flex-shrink: 0; }
.vd-review-name { font-size: 13.5px; font-weight: 600; color: var(--text); }
.vd-review-role { font-size: 11.5px; color: var(--text-3); margin-top: 2px; }

/* ══════════════════════════════════════
   CTA ĐẶT LỊCH
══════════════════════════════════════ */
.vd-cta-section {
  background: linear-gradient(120deg, var(--dark) 0%, var(--dark3) 100%);
  position: relative; overflow: hidden;
}
.vd-cta-section::before {
  content: ''; position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.035'%3E%3Ccircle cx='30' cy='30' r='1.4'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}
.vd-cta-inner { position: relative; z-index: 1; }
.vd-cta-title { font-size: clamp(28px, 3.6vw, 42px); font-weight: 600; color: #fff; letter-spacing: -1px; line-height: 1.18; margin-bottom: 14px; }
.vd-cta-sub { font-size: 15px; font-weight: 300; color: rgba(255,255,255,.6); line-height: 1.75; margin-bottom: 0; max-width: 460px; }
.vd-cta-contact { display: flex; gap: 24px; flex-wrap: wrap; margin-top: 28px; }
.vd-cta-contact-item { display: flex; align-items: center; gap: 8px; font-size: 13px; color: rgba(255,255,255,.7); }
.vd-cta-contact-item svg { width: 16px; height: 16px; fill: rgba(255,255,255,.5); }

/* ══════════════════════════════════════
   FORM (dùng chung: CTA + đặt lịch + liên hệ)
══════════════════════════════════════ */
.vd-form-card { background: #fff; border-radius: 8px; padding: 34px; box-shadow: 0 20px 60px rgba(10,33,41,.18); }
.vd-form-title { font-size: 18px; font-weight: 600; color: var(--text); margin-bottom: 6px; }
.vd-form-sub { font-size: 13px; font-weight: 300; color: var(--text-3); margin-bottom: 24px; }
.vd-form-group { margin-bottom: 16px; }
.vd-form-label { display: block; font-size: 12px; font-weight: 500; color: var(--text-2); text-transform: uppercase; letter-spacing: .8px; margin-bottom: 7px; }
.vd-form-input, .vd-form-select, .vd-form-textarea {
  width: 100%; padding: 12px 14px; font-size: 14px; font-family: var(--sans); font-weight: 400;
  color: var(--text); background: var(--bg); border: 1.5px solid var(--border);
  border-radius: 4px; outline: none; transition: border-color .2s, box-shadow .2s;
}
.vd-form-input:focus, .vd-form-select:focus, .vd-form-textarea:focus {
  border-color: var(--accent); box-shadow: 0 0 0 3px rgba(15,109,130,.12); background: #fff;
}
.vd-form-input::placeholder, .vd-form-textarea::placeholder { color: var(--text-3); }
.vd-form-textarea { resize: vertical; min-height: 110px; }
.vd-form-select {
  cursor: pointer; appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='%238ea1a8'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center;
}
.vd-form-note { font-size: 11.5px; font-weight: 300; color: var(--text-3); text-align: center; margin-top: 14px; }
.vd-form-radio-group { display: flex; gap: 10px; flex-wrap: wrap; }
.vd-form-radio {
  flex: 1; min-width: 120px; text-align: center; padding: 12px; border: 1.5px solid var(--border);
  border-radius: 4px; font-size: 13px; font-weight: 500; color: var(--text-2); cursor: pointer;
  transition: border-color .2s, color .2s, background .2s;
}
.vd-form-radio input { display: none; }
.vd-form-radio.checked, .vd-form-radio:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-light); }

/* ══════════════════════════════════════
   PAGE HERO (trang con)
══════════════════════════════════════ */
.vd-page-hero {
  padding: calc(76px + clamp(48px, 6vw, 68px)) 0 clamp(48px, 6vw, 68px);
  background: var(--dark);
  position: relative; overflow: hidden;
}
.vd-page-hero::after {
  content: ''; position: absolute; top: 0; right: 0; bottom: 0; width: 45%;
  background: var(--dark3); clip-path: polygon(30% 0, 100% 0, 100% 100%, 0 100%);
  opacity: .5;
}
.vd-ph-inner { position: relative; z-index: 1; }
.vd-ph-crumb { display: flex; align-items: center; gap: 8px; font-size: 12.5px; font-weight: 400; color: rgba(255,255,255,.45); margin-bottom: 18px; }
.vd-ph-crumb a { color: rgba(255,255,255,.7); transition: color .2s; }
.vd-ph-crumb a:hover { color: var(--accent-mid); }
.vd-ph-title { font-size: clamp(30px, 4.2vw, 50px); font-weight: 600; color: #fff; line-height: 1.15; letter-spacing: -1px; margin-bottom: 12px; }
.vd-ph-title em { color: var(--accent-mid); font-style: normal; }
.vd-ph-sub { font-size: clamp(14px, 1.4vw, 16px); font-weight: 300; color: rgba(255,255,255,.5); max-width: 520px; line-height: 1.7; }

/* ══════════════════════════════════════
   DICH VU page — service list full (LIST-ELEGANT)
══════════════════════════════════════ */
.vd-filter-bar { display: flex; gap: 10px; flex-wrap: wrap; }
.vd-filter-pill {
  font-size: 13px; font-weight: 500; color: var(--text-2);
  background: var(--surface); border: 1.5px solid var(--border);
  padding: 9px 20px; border-radius: 4px; cursor: pointer; transition: all .2s;
  text-decoration: none; display: inline-block;
}
.vd-filter-pill.active, .vd-filter-pill:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-light); }

.vd-cat-title {
  display: flex; align-items: center; gap: 14px;
  font-size: 21px; font-weight: 600; color: var(--text);
  margin-bottom: 8px; padding-top: 8px; scroll-margin-top: 100px;
}
.vd-cat-title .vd-cat-icon {
  width: 42px; height: 42px; min-width: 42px; border-radius: 8px;
  background: var(--accent-light); display: flex; align-items: center; justify-content: center;
}
.vd-cat-title .vd-cat-icon svg { width: 21px; height: 21px; fill: var(--accent); }
.vd-cat-sub { font-size: 13px; font-weight: 300; color: var(--text-3); margin: 4px 0 22px 56px; }

.vd-svc-list-item {
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  padding: 22px 0; border-bottom: 1px solid var(--border);
}
.vd-svc-list-item:last-child { border-bottom: none; }
.vd-svc-list-name { font-size: 15.5px; font-weight: 500; color: var(--text); margin-bottom: 4px; }
.vd-svc-list-desc { font-size: 13px; font-weight: 300; color: var(--text-2); line-height: 1.6; max-width: 560px; }
.vd-svc-list-price { font-size: 15px; font-weight: 600; color: var(--accent); white-space: nowrap; text-align: right; }
.vd-svc-list-price span { display: block; font-size: 11px; font-weight: 400; color: var(--text-3); margin-top: 2px; }
@media (max-width: 576px) {
  .vd-svc-list-item { flex-direction: column; align-items: flex-start; gap: 6px; }
  .vd-svc-list-price { text-align: left; }
  .vd-cat-sub { margin-left: 0; }
}

/* ══════════════════════════════════════
   BAC SI page — doctor cards
══════════════════════════════════════ */
.vd-doc-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: 8px;
  overflow: hidden; transition: transform .25s, box-shadow .25s, border-color .25s;
}
.vd-doc-card:hover { transform: translateY(-5px); box-shadow: 0 16px 44px rgba(10,33,41,.08); border-color: var(--accent); }
.vd-doc-img-wrap { position: relative; overflow: hidden; aspect-ratio: 3/3.6; }
.vd-doc-img { width: 100%; height: 100%; object-fit: cover; object-position: top; transition: transform .5s ease; }
.vd-doc-card:hover .vd-doc-img { transform: scale(1.05); }
.vd-doc-flag {
  position: absolute; top: 14px; right: 14px;
  font-size: 10px; font-weight: 600; color: #fff;
  background: rgba(15,109,130,.92); text-transform: uppercase; letter-spacing: 1px;
  padding: 5px 11px; border-radius: 4px;
}
.vd-doc-body { padding: 20px 22px 24px; }
.vd-doc-name { font-size: 16.5px; font-weight: 600; color: var(--text); margin-bottom: 4px; letter-spacing: -.2px; }
.vd-doc-role { font-size: 12.5px; font-weight: 500; color: var(--accent); margin-bottom: 10px; text-transform: uppercase; letter-spacing: .6px; }
.vd-doc-desc { font-size: 13px; font-weight: 300; color: var(--text-2); line-height: 1.65; margin-bottom: 14px; }
.vd-doc-creds { display: flex; gap: 6px; flex-wrap: wrap; }
.vd-doc-cred { font-size: 11px; font-weight: 600; background: var(--accent-light); color: var(--accent); padding: 4px 10px; border-radius: 4px; }

/* ══════════════════════════════════════
   LIEN HE page — contact
══════════════════════════════════════ */
.vd-contact-info-item { display: flex; align-items: flex-start; gap: 16px; padding: 20px 0; border-bottom: 1px solid var(--border-light); }
.vd-contact-info-item:last-child { border-bottom: none; }
.vd-ci-icon { width: 46px; height: 46px; min-width: 46px; background: var(--accent-light); border-radius: 8px; display: flex; align-items: center; justify-content: center; }
.vd-ci-icon svg { width: 22px; height: 22px; fill: var(--accent); }
.vd-ci-label { font-size: 11px; font-weight: 600; color: var(--text-3); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 5px; }
.vd-ci-value { font-size: 14px; font-weight: 500; color: var(--text); line-height: 1.6; }
.vd-map-box {
  width: 100%; height: 320px; background: var(--warm); border-radius: 8px;
  border: 1px solid var(--border); display: flex; align-items: center; justify-content: center;
  overflow: hidden; margin-top: 8px;
}
.vd-map-placeholder { text-align: center; color: var(--text-3); font-size: 13.5px; }
.vd-map-placeholder svg { width: 36px; height: 36px; fill: var(--border); margin: 0 auto 10px; }

.vd-branch-tab-list { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 28px; }
.vd-branch-tab {
  font-size: 13px; font-weight: 500; color: var(--text-2); background: var(--surface);
  border: 1.5px solid var(--border); padding: 9px 18px; border-radius: 4px; cursor: pointer; transition: all .2s;
}
.vd-branch-tab.active, .vd-branch-tab:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-light); }

/* ══════════════════════════════════════
   FOOTER — Light, 4-col structured
══════════════════════════════════════ */
.vd-footer { background: var(--surface); border-top: 1px solid var(--border); }
.vd-footer-top { padding: clamp(56px, 7vw, 84px) 0 clamp(40px, 5vw, 56px); }
.vd-footer-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.vd-footer-logo-mark { width: 34px; height: 34px; border-radius: 4px; background: var(--accent); display: flex; align-items: center; justify-content: center; }
.vd-footer-logo-mark svg { width: 18px; height: 18px; fill: #fff; }
.vd-footer-brand { font-size: 16px; font-weight: 600; color: var(--text); letter-spacing: -.3px; }
.vd-footer-brand span { color: var(--accent); }
.vd-footer-desc { font-size: 13px; font-weight: 300; color: var(--text-2); line-height: 1.75; max-width: 240px; margin-bottom: 20px; }
.vd-footer-license {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 11px; font-weight: 500; color: var(--text-3);
  background: var(--bg); padding: 6px 12px; border-radius: 4px; border: 1px solid var(--border);
}
.vd-footer-col-title { font-size: 12px; font-weight: 600; color: var(--text); text-transform: uppercase; letter-spacing: 1.4px; margin-bottom: 18px; }
.vd-footer-links { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 11px; }
.vd-footer-links a { font-size: 13.5px; font-weight: 400; color: var(--text-2); transition: color .2s; }
.vd-footer-links a:hover { color: var(--accent); }
.vd-footer-contact-item { display: flex; align-items: flex-start; gap: 10px; margin-bottom: 13px; }
.vd-footer-contact-icon { width: 17px; height: 17px; fill: var(--accent); flex-shrink: 0; margin-top: 2px; }
.vd-footer-contact-text { font-size: 13.5px; font-weight: 300; color: var(--text-2); line-height: 1.55; }
.vd-footer-bottom { padding: 22px 0; border-top: 1px solid var(--border-light); display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
.vd-footer-copy { font-size: 12.5px; font-weight: 400; color: var(--text-3); }
.vd-social-links { display: flex; gap: 10px; margin-top: 20px; }
.vd-social-btn {
  width: 34px; height: 34px; border-radius: 4px; background: var(--bg); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center; transition: background .2s, border-color .2s;
}
.vd-social-btn svg { width: 15px; height: 15px; fill: var(--text-2); }
.vd-social-btn:hover { background: var(--accent-light); border-color: var(--accent); }
.vd-social-btn:hover svg { fill: var(--accent); }

/* ══════════════════════════════════════
   ZALO FLOAT
══════════════════════════════════════ */
.vd-zalo-float {
  position: fixed; bottom: 26px; right: 26px; z-index: 800;
  width: 52px; height: 52px; border-radius: 50%;
  background: #0068FF; display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 20px rgba(0,104,255,.4); text-decoration: none;
  transition: transform .2s, box-shadow .2s;
}
.vd-zalo-float:hover { transform: scale(1.1); box-shadow: 0 6px 28px rgba(0,104,255,.5); }
.vd-zalo-float svg { width: 27px; height: 27px; fill: #fff; }

/* ══════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════ */
@media (max-width: 992px) {
  .vd-strip .row.flex-row-reverse { flex-direction: column-reverse !important; }
  .vd-strip .row { flex-direction: column; }
  .vd-strip-img-wrap { margin-bottom: 8px; }
}
@media (max-width: 768px) {
  .vd-cta-section .row { flex-direction: column; }
  .vd-form-card { margin-top: 32px; }
  .vd-footer-bottom { flex-direction: column; align-items: flex-start; }
  .vd-page-hero::after { display: none; }
}
@media (max-width: 576px) {
  .vd-hero-trust { gap: 0; }
  .vd-form-card { padding: 24px; }
  .vd-review-card { margin-bottom: 4px; }
}