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

:root {
  --bg: #eef3ff;
  --surface: #ffffff;
  --primary: #2f5af4;
  --primary-dark: #2447c4;
  --accent: #32bfa4;
  --text: #1e2744;
  --muted: #5b6182;
  --divider: rgba(94, 115, 189, 0.15);
  --radius-lg: 32px;
  --radius-md: 20px;
  --shadow-soft: 0 30px 60px -30px rgba(47, 90, 244, 0.45);
  --shadow-card: 0 24px 45px -20px rgba(30, 39, 68, 0.35);
}

body {
  font-family: 'Poppins', sans-serif;
  background: radial-gradient(circle at top left, #f7f9ff 0%, var(--bg) 100%);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

.page {
  max-width: 1180px;
  margin: 48px auto;
  padding: 48px;
  background: var(--surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  position: relative;
  overflow: hidden;
}

.page::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top right, rgba(47, 90, 244, 0.08), transparent 55%),
    radial-gradient(circle at bottom left, rgba(50, 191, 164, 0.1), transparent 50%);
  pointer-events: none;
  mix-blend-mode: screen;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 56px;
  position: relative;
  z-index: 1;
}

.brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.brand-mark {
  width: 220px;
  min-width: 250px;
  height: 82px;
  border-radius: 20px;
  background: rgba(47, 90, 244, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px 20px;
  box-shadow: 0 12px 28px -22px rgba(47, 90, 244, 0.8);
}

.brand-mark img {
  width: 100%;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 6px 14px rgba(47, 90, 244, 0.35));
}

.brand-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.brand-name {
  font-size: 20px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.brand-tagline {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
  text-transform: uppercase;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
  font-size: 14px;
  color: var(--muted);
}

.main-nav a {
  position: relative;
  transition: color 0.2s ease;
}

.main-nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -8px;
  height: 2px;
  width: 100%;
  transform: scaleX(0);
  transform-origin: left;
  background: var(--primary);
  transition: transform 0.25s ease;
}

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

.main-nav a:hover::after {
  transform: scaleX(1);
}

.nav-cta {
  padding: 12px 24px;
  border-radius: 999px;
  background: var(--text);
  color: #fff;
  font-weight: 500;
  transition: background 0.2s ease, transform 0.2s ease;
}

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

main {
  display: flex;
  flex-direction: column;
  gap: 96px;
  position: relative;
  z-index: 1;
}

.hero {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.hero-eyebrow {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
}

.hero h1 {
  font-size: 44px;
  font-weight: 600;
  line-height: 1.15;
}

.hero-summary {
  font-size: 16px;
  color: var(--muted);
  max-width: 520px;
}

.hero-actions {
  display: flex;
  gap: 24px;
  align-items: center;
}

.hero-note {
  font-size: 14px;
  color: var(--muted);
  max-width: 500px;
}

.primary-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 32px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.04em;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.primary-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 35px -25px rgba(47, 90, 244, 0.9);
}

.hero-rating {
  background: rgba(47, 90, 244, 0.08);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-width: 220px;
}

.hero-rating .stars {
  color: #f6c66d;
  font-size: 20px;
  letter-spacing: 2px;
}

.hero-rating p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.4;
}

.hero-highlights {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.highlight {
  background: rgba(47, 90, 244, 0.06);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  backdrop-filter: blur(10px);
}

.highlight h3 {
  font-size: 22px;
  font-weight: 600;
}

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

.transform {
  background: rgba(47, 90, 244, 0.05);
  border-radius: var(--radius-lg);
  padding: 56px;
  box-shadow: 0 26px 50px -40px rgba(30, 39, 68, 0.55);
}

.transform-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: start;
}

.transform-copy,
.transform-aside {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

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

.transform-aside {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 32px;
  box-shadow: 0 22px 48px -38px rgba(30, 39, 68, 0.5);
}

.transform-aside h3 {
  font-size: 22px;
  font-weight: 600;
}

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

.transform-aside ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 14px;
  color: var(--text);
}

.transform-aside li::before {
  content: '▹';
  color: var(--primary);
  margin-right: 8px;
}

.smile-slider-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.smile-slider {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.slider-visual {
  position: relative;
  width: 100%;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 20px 45px -38px rgba(30, 39, 68, 0.6);
  cursor: col-resize;
}

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

.slider-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 50%;
  height: 100%;
  overflow: hidden;
  border-right: 2px solid rgba(255, 255, 255, 0.7);
  transition: width 0.1s ease-out;
}

.slider-overlay img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: left center;
}

.slider-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  background: rgba(255, 255, 255, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.slider-visual.is-dragging {
  cursor: grabbing;
}

.slider-visual.is-dragging .slider-overlay {
  transition: none;
}

.slider-handle span {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(47, 90, 244, 0.9);
  border: 3px solid #fff;
  box-shadow: 0 18px 32px -18px rgba(47, 90, 244, 0.7);
}

.slider-input {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 4px;
  border-radius: 999px;
  background: rgba(47, 90, 244, 0.2);
  outline: none;
}

.slider-input::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border: 2px solid #fff;
  box-shadow: 0 10px 20px -12px rgba(47, 90, 244, 0.7);
  cursor: pointer;
}

.slider-input::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border: 2px solid #fff;
  box-shadow: 0 10px 20px -12px rgba(47, 90, 244, 0.7);
  cursor: pointer;
}

.slider-labels {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.proof-link {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.hero-media {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero-media img {
  width: 100%;
  height: 520px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  object-fit: cover;
  object-position: center top;
}

.hero-card {
  position: absolute;
  bottom: 32px;
  left: 32px;
  right: 32px;
  background: rgba(255, 255, 255, 0.92);
  border-radius: 24px;
  padding: 28px;
  box-shadow: 0 30px 60px -40px rgba(30, 39, 68, 0.5);
  display: flex;
  flex-direction: column;
  gap: 12px;
  backdrop-filter: blur(16px);
}

.hero-card h4 {
  font-size: 18px;
  font-weight: 600;
}

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

.ghost-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  border-radius: 999px;
  border: 1px solid var(--primary);
  color: var(--primary);
  font-weight: 600;
  font-size: 14px;
  transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.ghost-btn:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-1px);
}

.section-header {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 640px;
}

.section-eyebrow {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent);
}

.section-summary {
  color: var(--muted);
  font-size: 15px;
}

.services-grid {
  margin-top: 48px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.service-card {
  background: rgba(255, 255, 255, 0.95);
  border-radius: var(--radius-md);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  box-shadow: 0 24px 40px -32px rgba(30, 39, 68, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.7);
}

.service-icon {
  width: 68px;
  height: 68px;
  border-radius: 20px;
  background: rgba(47, 90, 244, 0.08);
  display: grid;
  place-items: center;
  overflow: hidden;
}

.service-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.service-card h3 {
  font-size: 20px;
  font-weight: 600;
}

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

.service-card ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 13px;
  color: var(--text);
}

.service-card li::before {
  content: '✔';
  color: var(--accent);
  margin-right: 8px;
}

.experts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.experts-content {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.credentials {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.credentials div {
  background: rgba(47, 90, 244, 0.06);
  border-radius: 20px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.credentials strong {
  font-size: 24px;
  font-weight: 600;
}

.credentials span {
  font-size: 13px;
  color: var(--muted);
}

.experts-media {
  position: relative;
}

.experts-media img {
  width: 100%;
  border-radius: var(--radius-md);
  object-fit: cover;
  box-shadow: var(--shadow-card);
}

.badge {
  position: absolute;
  bottom: 24px;
  left: 24px;
  background: #fff;
  border-radius: 18px;
  padding: 16px 20px;
  box-shadow: 0 18px 36px -24px rgba(30, 39, 68, 0.6);
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-width: 260px;
}

.badge-title {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.badge-subtitle {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.4;
}

.about-doctor {
  background: rgba(47, 90, 244, 0.04);
  border-radius: var(--radius-lg);
  padding: 56px;
  box-shadow: 0 30px 60px -45px rgba(47, 90, 244, 0.4);
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.about-card {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
}

.about-intro {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.about-intro ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 14px;
  color: var(--text);
}

.about-intro li::before {
  content: '▹';
  color: var(--primary);
  margin-right: 10px;
}

.about-media {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.about-photo {
  width: 100%;
  border-radius: 24px;
  object-fit: cover;
  box-shadow: 0 30px 60px -40px rgba(30, 39, 68, 0.55);
}

.about-photo.secondary {
  filter: grayscale(15%);
  opacity: 0.85;
}

.process {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.step-card {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  box-shadow: 0 28px 54px -40px rgba(30, 39, 68, 0.6);
  border-top: 4px solid rgba(47, 90, 244, 0.45);
}

.step-number {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent);
}

.step-card h3 {
  font-size: 20px;
}

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

.process-note {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  font-size: 13px;
  color: var(--muted);
  background: rgba(47, 90, 244, 0.08);
  padding: 18px 24px;
  border-radius: 18px;
}

.process-note strong {
  font-size: 15px;
  color: var(--text);
}

.faqs {
  display: flex;
  flex-direction: column;
  gap: 32px;
  background: rgba(30, 39, 68, 0.04);
  border-radius: var(--radius-lg);
  padding: 48px 56px;
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.faq-card {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: 0 20px 45px -38px rgba(30, 39, 68, 0.6);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-card h3 {
  font-size: 18px;
}

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

.faq-footer {
  font-size: 13px;
  color: var(--muted);
}

.testimonials {
  display: flex;
  flex-direction: column;
  gap: 48px;
}

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.testimonial-card {
  background: rgba(30, 39, 68, 0.9);
  color: #fff;
  border-radius: var(--radius-md);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  box-shadow: 0 24px 45px -25px rgba(30, 39, 68, 0.7);
}

.quote {
  font-size: 16px;
  line-height: 1.7;
}

.author {
  font-size: 13px;
  opacity: 0.7;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.testimonial-note {
  font-size: 13px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

.bonuses {
  display: flex;
  flex-direction: column;
  gap: 40px;
  background: rgba(47, 90, 244, 0.05);
  border-radius: var(--radius-lg);
  padding: 56px;
  box-shadow: 0 28px 60px -42px rgba(47, 90, 244, 0.45);
}

.bonus-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
}

.bonus-card {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  box-shadow: 0 20px 45px -36px rgba(30, 39, 68, 0.55);
}

.cta-banner {
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(47, 90, 244, 0.92), rgba(50, 191, 164, 0.92));
  color: #fff;
  padding: 48px 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  box-shadow: 0 40px 70px -40px rgba(30, 39, 68, 0.8);
}

.cta-content {
  max-width: 520px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.cta-content h2 {
  font-size: 32px;
  font-weight: 600;
}

.cta-content p {
  font-size: 15px;
  line-height: 1.7;
}

.cta-button {
  padding: 16px 32px;
  border-radius: 999px;
  background: #fff;
  color: var(--primary);
  font-weight: 600;
  font-size: 15px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 40px -30px rgba(0, 0, 0, 0.5);
}

.site-footer {
  margin-top: 64px;
  padding-top: 32px;
  border-top: 1px solid var(--divider);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.site-footer strong {
  font-size: 18px;
  font-weight: 600;
}

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

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 14px;
}

.footer-note {
  grid-column: 1 / -1;
  font-size: 12px;
  color: var(--muted);
}

@media (max-width: 1100px) {
  .page {
    margin: 32px 24px;
    padding: 40px;
  }

  .hero {
    grid-template-columns: 1fr;
  }

  .hero-media {
    order: -1;
  }

  .hero-card {
    position: static;
    margin-top: -24px;
  }

  .transform {
    padding: 48px;
  }

  .transform-grid {
    grid-template-columns: 1fr;
  }

  .smile-slider-grid {
    grid-template-columns: 1fr 1fr;
  }

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

  .faq-grid {
    grid-template-columns: 1fr 1fr;
  }

  .bonus-grid {
    grid-template-columns: 1fr 1fr;
  }

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

  .about-media {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .site-header {
    flex-wrap: wrap;
    gap: 16px;
  }

  .main-nav {
    order: 3;
    width: 100%;
    justify-content: space-between;
  }

  .hero h1 {
    font-size: 36px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-rating {
    max-width: none;
  }

  .hero-highlights {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .transform {
    padding: 40px;
  }

  .smile-slider-grid {
    grid-template-columns: 1fr;
  }

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

  .experts {
    grid-template-columns: 1fr;
  }

  .credentials {
    grid-template-columns: 1fr 1fr;
  }

  .testimonial-grid {
    grid-template-columns: 1fr 1fr;
  }

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

  .faq-grid {
    grid-template-columns: 1fr;
  }

  .bonuses {
    padding: 40px;
  }

  .bonus-grid {
    grid-template-columns: 1fr;
  }

  .cta-banner {
    flex-direction: column;
    align-items: flex-start;
  }

  .site-footer {
    grid-template-columns: 1fr;
  }

  .about-doctor {
    padding: 48px;
  }

  .about-media {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .page {
    margin: 24px 16px;
    padding: 32px;
  }

  .site-header {
    align-items: flex-start;
  }

  .main-nav {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .hero h1 {
    font-size: 30px;
  }

  .hero-highlights {
    grid-template-columns: 1fr;
  }

  .transform {
    padding: 32px;
  }

  .transform-aside {
    padding: 24px;
  }

  .smile-slider-grid {
    grid-template-columns: 1fr;
  }

  .process-note {
    flex-direction: column;
    align-items: flex-start;
  }

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

  .service-card {
    padding: 24px;
  }

  .credentials {
    grid-template-columns: 1fr;
  }

  .testimonial-grid {
    grid-template-columns: 1fr;
  }

  .faqs {
    padding: 40px 32px;
  }

  .bonus-card {
    padding: 24px;
  }

  .cta-banner {
    padding: 32px;
  }

  .about-doctor {
    padding: 32px;
  }
}