:root {
  /* 60% be — nền; 30% xanh ngọc — CTA/điểm nhấn; 10% ngọc đậm — chữ */
  --jade: #2aa89a;
  --jade-deep: #1e877c;
  --jade-ink: #1f4a45;
  --jade-soft: #e3f5f2;
  --beige: #f3ede4;
  --beige-deep: #e6d9c8;
  --ivory: #faf8f4;
  --ink: #1c2f2c;
  --muted: #667874;
  --line: rgba(15, 111, 100, 0.14);
  --shadow: 0 12px 36px rgba(18, 40, 36, 0.07);
  --radius: 20px;
  --max: 1160px;
  --navy: var(--jade-deep);
  --navy-deep: var(--jade-ink);
  --teal: var(--jade);
  --teal-dark: var(--jade-deep);
  --cream: var(--beige);
  --sand: var(--beige-deep);
  --white: var(--ivory);
}

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

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
  max-width: 100%;
}

body {
  font-family: "Be Vietnam Pro", sans-serif;
  color: var(--ink);
  background: var(--cream);
  line-height: 1.65;
  overflow-x: hidden;
  max-width: 100%;
  width: 100%;
}

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

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

button,
input,
select,
textarea {
  font-family: inherit;
}

.preview-banner {
  position: sticky;
  top: 0;
  z-index: 80;
  background: var(--jade-ink);
  color: var(--beige);
  text-align: center;
  font-size: 13px;
  letter-spacing: 0.02em;
  padding: 8px 16px;
}

.wrap {
  width: min(var(--max), calc(100% - 88px));
  margin: 0 auto;
}

.header {
  position: sticky;
  top: 0;
  z-index: 70;
  backdrop-filter: blur(16px);
  background: rgba(243, 237, 228, 0.9);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 72px;
  min-width: 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-mark {
  width: 42px;
  height: 42px;
}

.brand-logo {
  height: 46px;
  width: auto;
  max-width: 168px;
  object-fit: contain;
  background: transparent;
}

.brand-smile {
  height: 40px;
  width: auto;
  max-width: 150px;
}

.brand strong {
  display: block;
  font-size: 15px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.brand span {
  display: block;
  font-size: 12px;
  color: var(--muted);
}

.nav {
  display: flex;
  gap: 22px;
  font-size: 14px;
  color: var(--muted);
}

.nav a:hover {
  color: var(--navy);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 0;
  cursor: pointer;
  border-radius: 999px;
  padding: 13px 22px;
  font-weight: 600;
  transition: 0.2s ease;
}

.btn-primary {
  background: var(--teal);
  color: white;
}

.btn-primary:hover {
  background: var(--teal-dark);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--navy);
  border: 1px solid var(--line);
}

.btn-zalo {
  background: #0068ff;
  color: white;
}

.hero {
  padding: 42px 0 28px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 40px;
  align-items: center;
  min-width: 0;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--sand);
  color: var(--navy);
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.hero h1 {
  font-family: "Fraunces", serif;
  font-size: clamp(22px, 4.2vw, 46px);
  line-height: 1.12;
  letter-spacing: -0.035em;
  margin: 16px 0 16px;
  color: var(--navy-deep);
  white-space: nowrap;
  max-width: 100%;
}

.hero h1 span {
  display: block;
  margin-top: 6px;
  color: var(--jade);
}

.hero p.lead {
  font-size: 18px;
  color: var(--muted);
  max-width: 540px;
}

.hero p.lead span {
  display: block;
  margin-top: 6px;
}

.trust-row {
  max-width: 520px;
}

.contact-dock {
  position: fixed;
  right: 16px;
  top: 46%;
  transform: translateY(-50%);
  z-index: 65;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.contact-dock a {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--ivory);
  color: var(--jade-deep);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.contact-dock a svg {
  width: 20px;
  height: 20px;
}

.contact-dock a span {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

.contact-dock a:hover {
  background: var(--jade);
  color: var(--ivory);
}

.contact-dock a[href*="zalo"] {
  background: #0068ff;
  color: white;
  border-color: #0068ff;
}

.contact-dock a[href*="facebook"],
.contact-dock a[href*="m.me"] {
  background: #1877f2;
  color: white;
  border-color: #1877f2;
}

.contact-dock a[href^="tel"] {
  background: var(--jade);
  color: white;
  border-color: var(--jade);
}

.hero-actions {
  display: none;
}

.trust-row {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 24px;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 8px 14px 8px 8px;
  background: var(--ivory);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow);
}

.trust-badge {
  flex: 0 0 72px;
  width: 72px;
  height: 72px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: linear-gradient(180deg, #eaf8f5 0%, #d5efe9 100%);
  border: 1.5px solid rgba(42, 168, 154, 0.32);
  border-radius: 14px;
  color: var(--jade-ink);
  line-height: 1.05;
}

.trust-badge strong {
  font-family: "Fraunces", serif;
  font-size: 26px;
  font-weight: 650;
}

.trust-badge span {
  margin-top: 2px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--jade-deep);
}

.trust-badge .trust-num {
  font-size: 15px;
  letter-spacing: -0.03em;
}

.trust-badge .trust-free {
  font-size: 15px;
  line-height: 1.15;
  max-width: 58px;
}

.trust-item p {
  font-size: 14px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--ink);
}

.hero-visual {
  min-width: 0;
}

.hero-visual img {
  width: 100%;
  height: 360px;
  object-fit: cover;
  object-position: center 40%;
  border-radius: 22px 22px 0 0;
}

.hero-card-copy {
  padding: 18px 20px 20px;
  background: var(--ivory);
  border: 1px solid var(--line);
  border-top: 0;
  border-radius: 0 0 22px 22px;
}

.hero-card-copy h2 {
  font-family: "Fraunces", serif;
  font-size: clamp(15px, 4.6vw, 24px);
  line-height: 1.25;
  color: var(--jade-ink);
  white-space: nowrap;
  max-width: 100%;
  overflow: hidden;
}

.hero-card-copy p {
  margin-top: 8px;
  color: var(--muted);
}

.voucher {
  position: relative;
  overflow: hidden;
  margin: 20px 0 18px;
  max-width: 460px;
  padding: 18px 22px 16px;
  text-align: center;
  color: #8a1020;
  background: linear-gradient(135deg, #fff6c8 0%, #f6d056 38%, #ffe89a 52%, #e8b423 100%);
  border: 2px solid #d4a017;
  border-radius: 18px;
  box-shadow: 0 10px 28px rgba(212, 160, 23, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.75);
}

.voucher::after {
  content: "";
  position: absolute;
  top: 0;
  left: -45%;
  width: 28%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.55), transparent);
  transform: skewX(-22deg);
  animation: voucher-shine 2.8s ease-in-out infinite;
}

@keyframes voucher-shine {
  0% { left: -45%; }
  60%, 100% { left: 120%; }
}

.voucher-kicker {
  position: relative;
  z-index: 1;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #9a1b2c;
  font-weight: 800;
}

.voucher-price {
  position: relative;
  z-index: 1;
  font-family: "Fraunces", serif;
  font-size: clamp(36px, 5vw, 48px);
  line-height: 1;
  margin: 6px 0 6px;
  color: #c4122f;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.45);
}

.voucher-price span {
  font-size: 0.5em;
}

.voucher-note {
  position: relative;
  z-index: 1;
  font-size: 15px;
  font-weight: 800;
  color: #9a1b2c;
}

.section {
  padding: 72px 0;
}

.section h2 {
  font-family: "Fraunces", serif;
  font-size: clamp(28px, 3.4vw, 42px);
  line-height: 1.15;
  color: var(--navy-deep);
  letter-spacing: -0.02em;
}

.section-head {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: end;
  margin-bottom: 32px;
  min-width: 0;
}

.section-head p {
  max-width: 420px;
  color: var(--muted);
}

.section-head-stack {
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 10px;
}

.section-head-stack p {
  max-width: 560px;
}

.section-head-start {
  align-items: flex-start;
  text-align: left;
}

.h-oneline {
  white-space: nowrap;
  font-size: clamp(16px, 4.35vw, 42px);
  letter-spacing: -0.04em;
  max-width: 100%;
  overflow: hidden;
}

.article-link {
  display: inline-block;
  margin-top: 2px;
  max-width: 100%;
  color: var(--jade-deep);
  font-size: 14px;
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
  word-break: break-all;
}

.intro {
  max-width: 760px;
  margin-bottom: 40px;
}

.intro h2 {
  margin: 10px 0 14px;
}

.intro p {
  color: var(--muted);
  font-size: 17px;
}

.cards-3,
.cards-4 {
  display: grid;
  gap: 18px;
}

.cards-3 {
  grid-template-columns: repeat(3, 1fr);
}

.cards-4 {
  grid-template-columns: repeat(4, 1fr);
}

.card {
  background: var(--ivory);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: none;
}

.card h3 {
  font-size: 18px;
  margin: 10px 0 8px;
}

.card p {
  color: var(--muted);
  font-size: 15px;
}

.icon {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: var(--sand);
  display: grid;
  place-items: center;
  color: var(--teal-dark);
  font-weight: 700;
}

.clinic {
  background: #3eb5a6;
  color: white;
}

.clinic h2,
.clinic .muted {
  color: white;
}

.clinic .muted {
  opacity: 0.78;
}

.gallery {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  grid-template-rows: 210px 210px;
  gap: 14px;
}

.shot {
  position: relative;
  overflow: hidden;
  border-radius: 20px;
  background: var(--jade-deep);
  margin: 0;
}

.shot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.shot:first-child {
  grid-row: 1 / span 2;
  background: linear-gradient(160deg, var(--jade), var(--jade-ink));
}

.shot:nth-child(2) {
  background: linear-gradient(160deg, var(--beige-deep), #cbbba3);
  color: var(--jade-ink);
}

.shot:nth-child(3) {
  background: linear-gradient(160deg, var(--jade), var(--jade-deep));
}

.shot:nth-child(4) {
  background: linear-gradient(160deg, var(--beige), var(--beige-deep));
  color: var(--jade-ink);
}

.shot-wide {
  background: #ececec;
}

.shot-wide img {
  object-fit: cover;
  object-position: center;
}

.shot span {
  position: absolute;
  left: 14px;
  bottom: 12px;
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  -webkit-text-stroke: 0.7px #2aa89a;
  paint-order: stroke fill;
  text-shadow:
    -1px -1px 0 #2aa89a,
    1px -1px 0 #2aa89a,
    -1px 1px 0 #2aa89a,
    1px 1px 0 #2aa89a;
}

.shot small {
  position: absolute;
  top: 12px;
  right: 12px;
  font-size: 10px;
  letter-spacing: 0.1em;
  opacity: 0.8;
}

.steps {
  counter-reset: step;
}

.step {
  counter-increment: step;
}

.step .icon::before {
  content: counter(step);
}

.compare {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.before-after {
  background: var(--ivory);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  margin: 0;
}

.before-after img {
  width: 100%;
  height: auto;
  display: block;
}

.ba-images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 180px;
}

.ba-images div {
  position: relative;
  display: grid;
  place-items: center;
  color: white;
  font-weight: 700;
}

.ba-images div:first-child {
  background: linear-gradient(var(--beige-deep), #c4b49a);
  color: var(--jade-ink);
}

.ba-images div:last-child {
  background: linear-gradient(var(--jade), var(--jade-ink));
}

.ba-images b {
  position: absolute;
  top: 10px;
  left: 10px;
  font-size: 11px;
  letter-spacing: 0.08em;
  background: rgba(0, 0, 0, 0.28);
  padding: 4px 8px;
  border-radius: 999px;
}

.before-after figcaption {
  padding: 16px 18px 18px;
}

.before-after h3 {
  font-size: 16px;
}

.before-after p {
  color: var(--muted);
  font-size: 14px;
}

.press {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.press a {
  display: block;
  background: var(--ivory);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  height: 100%;
}

.press a:hover {
  transform: translateY(-3px);
  transition: 0.2s ease;
}

.press-one {
  grid-template-columns: 1fr;
}

.press-card {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 0;
  padding: 0;
  overflow: hidden;
}

.press-card img {
  width: 100%;
  height: 100%;
  min-height: 180px;
  object-fit: cover;
}

.press-card div {
  padding: 22px;
}

.press .source {
  color: var(--teal-dark);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.booking {
  background:
    radial-gradient(circle at top right, rgba(15, 111, 100, 0.12), transparent 34%),
    var(--beige);
}

.booking-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 28px;
  align-items: start;
}

.form {
  background: var(--ivory);
  border: 1px solid var(--line);
  border-radius: 28px;
  padding: 28px;
}

.form h3 {
  font-family: "Fraunces", serif;
  font-size: 28px;
  margin-bottom: 6px;
}

label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin: 14px 0 6px;
}

input,
select {
  width: 100%;
  border: 1px solid var(--line);
  background: var(--beige);
  border-radius: 14px;
  padding: 13px 14px;
  font-size: 15px;
}

.form .btn {
  width: 100%;
  margin-top: 18px;
}

.consent {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin-top: 14px;
  font-size: 13px;
  color: var(--muted);
}

.consent input {
  width: 18px;
  height: 18px;
  margin-top: 2px;
}

.note {
  font-size: 13px;
  color: var(--muted);
  margin-top: 10px;
}

.success {
  display: none;
  background: var(--jade-soft);
  color: var(--jade-deep);
  border-radius: 14px;
  padding: 12px 14px;
  margin-top: 14px;
  font-weight: 600;
}

.success.show {
  display: block;
}

.form-toast {
  position: fixed;
  left: 50%;
  bottom: 88px;
  transform: translateX(-50%);
  z-index: 90;
  display: none;
  width: min(520px, calc(100% - 24px));
  padding: 14px 16px;
  border-radius: 16px;
  font-weight: 700;
  text-align: center;
  box-shadow: 0 10px 30px rgba(18, 40, 36, 0.18);
}

.form-toast.show {
  display: block;
}

.form-toast.ok {
  background: #1e877c;
  color: #fff;
}

.form-toast.err {
  background: #8a2b2b;
  color: #fff;
}

.form-error {
  display: none;
  background: #fdeeee;
  color: #8a2b2b;
  border-radius: 14px;
  padding: 12px 14px;
  margin-top: 14px;
  font-weight: 600;
}

.form-error.show {
  display: block;
}

.hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.footer {
  background: var(--jade-ink);
  color: #d5e6e2;
  padding: 42px 0 90px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 24px;
}

.footer h4 {
  color: white;
  margin-bottom: 10px;
}

.float-cta {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 60;
  display: none;
  gap: 8px;
  padding: 10px 12px calc(10px + env(safe-area-inset-bottom));
  background: rgba(18, 40, 36, 0.94);
}

.float-cta .btn {
  flex: 1;
}

.float-cta .btn-call {
  background: white;
  color: var(--navy);
}

@media (max-width: 900px) {
  .nav,
  .header .btn {
    display: none;
  }

  .wrap {
    width: calc(100% - 32px);
    max-width: 100%;
  }

  .hero {
    padding: 20px 0 8px;
  }

  .hero-grid,
  .cards-3,
  .cards-4,
  .compare,
  .press,
  .booking-grid,
  .footer-grid,
  .gallery {
    grid-template-columns: 1fr;
  }

  .gallery {
    grid-template-rows: none;
  }

  .shot:first-child {
    grid-row: auto;
  }

  .shot {
    min-height: 220px;
  }

  .shot-wide {
    min-height: 0;
    grid-column: auto;
  }

  .shot-wide img {
    height: auto;
    object-fit: contain;
  }

  .press-card {
    grid-template-columns: 1fr;
  }

  .header {
    top: 0;
  }

  .hero h1 {
    font-size: clamp(16px, 5.1vw, 22px);
  }

  .hero p.lead {
    font-size: 16px;
  }

  .h-oneline {
    font-size: clamp(15px, 4.2vw, 22px);
  }

  .hero-card-copy h2 {
    font-size: clamp(13px, 4vw, 18px);
  }

  .voucher {
    max-width: none;
  }

  .trust-row {
    max-width: none;
    gap: 10px;
  }

  .trust-badge {
    flex-basis: 68px;
    width: 68px;
    height: 68px;
  }

  .brand-logo {
    height: 38px;
    max-width: 132px;
  }

  .brand-smile {
    height: 32px;
    max-width: 118px;
  }

  .hero-visual {
    width: calc(100% + 32px);
    max-width: none;
    margin-left: -16px;
    margin-right: -16px;
  }

  .hero-visual img {
    display: block;
    width: 100%;
    max-width: 100%;
    height: auto;
    min-height: 240px;
    margin-left: 0;
    border-radius: 0;
    object-fit: cover;
    object-position: center center;
  }

  .hero-card-copy {
    margin-top: 0;
    padding: 16px 16px 18px;
    border: 1px solid var(--line);
    border-radius: 0 0 16px 16px;
  }

  .voucher {
    max-width: none;
  }

  .float-cta {
    display: flex;
  }

  .contact-dock {
    right: 10px;
    top: auto;
    bottom: 72px;
    transform: none;
  }

  .contact-dock a {
    width: 42px;
    height: 42px;
  }

  .footer {
    padding-bottom: 110px;
  }
}