:root {
  --primary: #173b35;
  --primary-dark: #0f2b27;
  --accent: #c9a66b;
  --background: #f6f3ed;
  --surface: #ffffff;
  --text: #18201f;
  --muted: #65706e;
  --border: #dedbd4;
  --container: 1180px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  background: var(--background);
  color: var(--text);
  line-height: 1.6;
}

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

.container {
  width: min(100% - 40px, var(--container));
  margin-inline: auto;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
}

.header-content {
  min-height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-mark {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--primary);
  color: var(--surface);
  font-size: 24px;
  font-weight: 700;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.logo-text strong {
  color: var(--primary);
  font-size: 21px;
  letter-spacing: 0.5px;
}

.logo-text small {
  margin-top: 4px;
  color: var(--muted);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1.8px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.main-nav a {
  color: var(--text);
  font-size: 14px;
  font-weight: 600;
  transition: color 0.2s ease;
}

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

.main-nav .nav-button {
  padding: 12px 20px;
  border-radius: 8px;
  background: var(--primary);
  color: var(--surface);
}

.main-nav .nav-button:hover {
  background: var(--primary-dark);
  color: var(--surface);
}

/* Hero */

.hero {
  min-height: calc(100vh - 82px);
  display: flex;
  align-items: center;
  padding: 70px 0;
}

.hero-content {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 70px;
}

.hero-label {
  display: inline-block;
  margin-bottom: 20px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
}

.hero h1 {
  max-width: 680px;
  color: var(--primary-dark);
  font-size: clamp(46px, 6vw, 76px);
  line-height: 1.05;
  letter-spacing: -2px;
}

.hero-text > p {
  max-width: 620px;
  margin-top: 24px;
  color: var(--muted);
  font-size: 18px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 24px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 700;
  transition: 0.2s ease;
}

.button-primary {
  background: var(--primary);
  color: var(--surface);
}

.button-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
}

.button-secondary {
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--primary);
}

.button-secondary:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.hero-features {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 28px;
  margin-top: 34px;
  list-style: none;
}

.hero-features li {
  position: relative;
  padding-left: 22px;
  color: var(--muted);
  font-size: 13px;
}

.hero-features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}

.hero-image {
  min-height: 590px;
  overflow: hidden;
  border-radius: 26px;
  box-shadow: 0 30px 70px rgba(15, 43, 39, 0.18);
}

.hero-image img {
  width: 100%;
  height: 590px;
  display: block;
  object-fit: cover;
  object-position: 35% center;
}

/* Responsive */

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

  .hero {
    padding: 50px 0;
  }

  .hero-content {
    grid-template-columns: 1fr;
    gap: 45px;
  }

  .hero h1 {
    font-size: clamp(42px, 12vw, 62px);
  }

  .hero-image,
.hero-image img {
  min-height: 460px;
  height: 460px;
}
}

@media (max-width: 560px) {
  .container {
    width: min(100% - 28px, var(--container));
  }

  .header-content {
    min-height: 72px;
  }

  .hero {
    min-height: auto;
    padding: 42px 0;
  }

  .hero h1 {
    font-size: 43px;
    letter-spacing: -1px;
  }

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

  .hero-actions {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .hero-features {
    flex-direction: column;
    gap: 12px;
  }

  .hero-image,
.hero-image img {
  min-height: 380px;
  height: 380px;
}
}
/* Treatments */

.treatments {
  padding: 110px 0;
  background: var(--surface);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 55px;
}

.section-label {
  display: inline-block;
  margin-bottom: 16px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
}

.section-heading h2 {
  color: var(--primary-dark);
  font-size: clamp(36px, 5vw, 56px);
  line-height: 1.12;
  letter-spacing: -1.5px;
}

.section-heading p {
  max-width: 650px;
  margin-top: 20px;
  color: var(--muted);
  font-size: 17px;
}

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

.treatment-card {
  position: relative;
  min-height: 350px;
  padding: 34px;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: var(--background);
  transition:
    transform 0.25s ease,
    border-color 0.25s ease,
    box-shadow 0.25s ease;
}

.treatment-card:hover {
  transform: translateY(-7px);
  border-color: var(--accent);
  box-shadow: 0 24px 50px rgba(15, 43, 39, 0.1);
}

.card-number {
  display: inline-block;
  margin-bottom: 45px;
  color: var(--accent);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 1px;
}

.treatment-card h3 {
  color: var(--primary-dark);
  font-size: 25px;
  line-height: 1.2;
}

.treatment-card p {
  margin-top: 18px;
  color: var(--muted);
  font-size: 15px;
}

.treatment-card a {
  margin-top: auto;
  padding-top: 28px;
  color: var(--primary);
  font-size: 14px;
  font-weight: 700;
}

.treatment-card a::after {
  content: " →";
  color: var(--accent);
}

@media (max-width: 900px) {
  .treatments {
    padding: 80px 0;
  }

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

  .treatment-card {
    min-height: 290px;
  }
}

@media (max-width: 560px) {
  .treatments {
    padding: 65px 0;
  }

  .section-heading {
    margin-bottom: 38px;
  }

  .section-heading h2 {
    font-size: 38px;
  }

  .treatment-card {
    min-height: 270px;
    padding: 28px;
  }
}
/* Journey */

.journey {
  padding: 110px 0;
  background: var(--primary-dark);
}

.journey .section-label {
  color: var(--accent);
}

.journey .section-heading h2 {
  color: var(--surface);
}

.journey .section-heading p {
  color: rgba(255, 255, 255, 0.68);
}

.journey-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.journey-step {
  position: relative;
  min-height: 280px;
  padding: 34px 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  border-right: 1px solid rgba(255, 255, 255, 0.14);
}

.journey-step:last-child {
  border-right: 0;
}

.step-number {
  display: inline-grid;
  place-items: center;
  width: 48px;
  height: 48px;
  margin-bottom: 42px;
  border: 1px solid var(--accent);
  border-radius: 50%;
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
}

.journey-step h3 {
  color: var(--surface);
  font-size: 23px;
  line-height: 1.25;
}

.journey-step p {
  margin-top: 16px;
  color: rgba(255, 255, 255, 0.65);
  font-size: 15px;
}

@media (max-width: 900px) {
  .journey {
    padding: 80px 0;
  }

  .journey-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .journey-step:nth-child(2) {
    border-right: 0;
  }

  .journey-step:nth-child(3),
  .journey-step:nth-child(4) {
    border-top-color: rgba(255, 255, 255, 0.14);
  }
}

@media (max-width: 560px) {
  .journey {
    padding: 65px 0;
  }

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

  .journey-step {
    min-height: auto;
    padding: 30px 0;
    border-right: 0;
  }

  .step-number {
    margin-bottom: 24px;
  }
}
/* About */

.about {
  padding: 110px 0;
  background: var(--background);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 0.9fr;
  align-items: center;
  gap: 80px;
}

.about-content h2 {
  max-width: 680px;
  color: var(--primary-dark);
  font-size: clamp(36px, 5vw, 54px);
  line-height: 1.12;
  letter-spacing: -1.5px;
}

.about-content > p {
  max-width: 650px;
  margin-top: 22px;
  color: var(--muted);
  font-size: 16px;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 42px;
  padding-top: 34px;
  border-top: 1px solid var(--border);
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.stat-item strong {
  color: var(--primary);
  font-size: 32px;
  line-height: 1;
}

.stat-item span {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.4;
}

.about-visual {
  min-height: 540px;
  overflow: hidden;
  border-radius: 24px;
  box-shadow: 0 30px 70px rgba(15, 43, 39, 0.15);
}

.about-visual img {
  width: 100%;
  height: 540px;
  display: block;
  object-fit: cover;
  object-position: center;
}

@media (max-width: 900px) {
  .about {
    padding: 80px 0;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 50px;
  }

  .about-visual,
  .about-visual img {
    min-height: 460px;
    height: 460px;
  }
}

@media (max-width: 560px) {
  .about {
    padding: 65px 0;
  }

  .about-content h2 {
    font-size: 38px;
  }

  .about-visual,
  .about-visual img {
    min-height: 380px;
    height: 380px;
  }
}

/* Contact */

.contact {
  padding: 110px 0;
  background: var(--surface);
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  align-items: start;
  gap: 80px;
}

.contact-content h2 {
  max-width: 620px;
  color: var(--primary-dark);
  font-size: clamp(36px, 5vw, 54px);
  line-height: 1.12;
  letter-spacing: -1.5px;
}

.contact-content p {
  max-width: 560px;
  margin-top: 22px;
  color: var(--muted);
  font-size: 16px;
}

.contact-form {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
  padding: 36px;
  border: 1px solid var(--border);
  border-radius: 22px;
  background: var(--background);
  box-shadow: 0 24px 60px rgba(15, 43, 39, 0.08);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.form-group label {
  color: var(--primary-dark);
  font-size: 13px;
  font-weight: 700;
}

.form-group input,
.form-group select {
  width: 100%;
  min-height: 52px;
  padding: 0 15px;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: var(--surface);
  color: var(--text);
  font: inherit;
  outline: none;
  transition:
    border-color 0.2s ease,
    box-shadow 0.2s ease;
}

.form-group input:focus,
.form-group select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(201, 166, 107, 0.14);
}

.contact-form .button {
  grid-column: 1 / -1;
  border: 0;
  cursor: pointer;
}

@media (max-width: 900px) {
  .contact {
    padding: 80px 0;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 45px;
  }
}

@media (max-width: 560px) {
  .contact {
    padding: 65px 0;
  }

  .contact-content h2 {
    font-size: 38px;
  }

  .contact-form {
    grid-template-columns: 1fr;
    padding: 24px;
  }
}
/* Footer */

.site-footer {
  padding: 70px 0 24px;
  background: var(--primary-dark);
  color: var(--surface);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.7fr 0.9fr;
  gap: 70px;
  padding-bottom: 50px;
}

.site-footer .logo-mark {
  background: var(--accent);
  color: var(--primary-dark);
}

.site-footer .logo-text strong {
  color: var(--surface);
}

.site-footer .logo-text small {
  color: rgba(255, 255, 255, 0.55);
}

.footer-brand p {
  max-width: 420px;
  margin-top: 22px;
  color: rgba(255, 255, 255, 0.64);
  font-size: 15px;
}

.footer-links,
.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links h3,
.footer-contact h3 {
  margin-bottom: 8px;
  color: var(--surface);
  font-size: 16px;
}

.footer-links a,
.footer-contact a,
.footer-contact p {
  color: rgba(255, 255, 255, 0.64);
  font-size: 14px;
  transition: color 0.2s ease;
}

.footer-links a:hover,
.footer-contact a:hover {
  color: var(--accent);
}

.footer-bottom {
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-bottom p {
  color: rgba(255, 255, 255, 0.45);
  font-size: 13px;
}

@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 45px;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 560px) {
  .site-footer {
    padding-top: 55px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .footer-brand {
    grid-column: auto;
  }
}
/* Mobile Menu */

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  margin: 5px auto;
  background: var(--primary-dark);
  transition:
    transform 0.25s ease,
    opacity 0.25s ease;
}

@media (max-width: 900px) {
  .header-content {
    position: relative;
  }

  .menu-toggle {
    display: block;
  }

  .main-nav {
    position: absolute;
    top: calc(100% + 1px);
    right: 0;
    left: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 14px;
    border: 1px solid var(--border);
    border-radius: 0 0 14px 14px;
    background: var(--surface);
    box-shadow: 0 20px 40px rgba(15, 43, 39, 0.12);
  }

  .main-nav.is-open {
    display: flex;
  }

  .main-nav a {
    padding: 14px 12px;
    border-bottom: 1px solid var(--border);
  }

  .main-nav a:last-child {
    border-bottom: 0;
  }

  .main-nav .nav-button {
    margin-top: 8px;
    text-align: center;
  }

  .menu-toggle.is-open span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .menu-toggle.is-open span:nth-child(2) {
    opacity: 0;
  }

  .menu-toggle.is-open span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }
}
.form-status {
  grid-column: 1 / -1;
  min-height: 24px;
  color: #b42318;
  font-size: 14px;
  font-weight: 700;
}

.form-status.success {
  color: var(--primary);
}
/* WhatsApp Button */

.whatsapp-button {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 1200;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 20px;
  border-radius: 999px;
  background: #25d366;
  color: #ffffff;
  font-size: 14px;
  font-weight: 700;
  box-shadow: 0 16px 35px rgba(15, 43, 39, 0.22);
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    background 0.2s ease;
}

.whatsapp-button:hover {
  transform: translateY(-3px);
  background: #1ebe5d;
  box-shadow: 0 20px 42px rgba(15, 43, 39, 0.28);
}

@media (max-width: 560px) {
  .whatsapp-button {
    right: 14px;
    bottom: 14px;
    min-height: 48px;
    padding: 0 17px;
    font-size: 13px;
  }
}
@media (max-width: 560px) {
  body {
    font-size: 16px;
  }

  .hero-text > p,
  .section-heading p,
  .about-content > p,
  .contact-content p {
    font-size: 16px;
    line-height: 1.7;
  }

  .treatment-card p,
  .journey-step p,
  .footer-brand p,
  .footer-links a,
  .footer-contact a,
  .footer-contact p {
    font-size: 14px;
    line-height: 1.65;
  }

  .treatment-card h3,
  .journey-step h3 {
    font-size: 21px;
  }
}
@media (max-width: 560px) {
  .hero-image,
  .hero-image img {
    min-height: 320px;
    height: 320px;
  }

  .about-visual,
  .about-visual img {
    min-height: 300px;
    height: 300px;
  }
}
/* Back to top */

.back-to-top {
  position: fixed;
  right: 24px;
  bottom: 92px;
  z-index: 1190;
  width: 44px;
  height: 44px;
  display: none;
  place-items: center;
  border: 0;
  border-radius: 50%;
  background: var(--primary-dark);
  color: var(--surface);
  font-size: 20px;
  cursor: pointer;
  box-shadow: 0 14px 30px rgba(15, 43, 39, 0.2);
  transition:
    opacity 0.2s ease,
    transform 0.2s ease,
    background 0.2s ease;
}

.back-to-top.is-visible {
  display: grid;
}

.back-to-top:hover {
  background: var(--primary);
  transform: translateY(-2px);
}

@media (max-width: 560px) {
  .back-to-top {
    right: 14px;
    bottom: 74px;
    width: 40px;
    height: 40px;
  }
}
.main-nav a.active {
  color: var(--accent);
}

.main-nav .nav-button.active {
  color: var(--surface);
  background: var(--primary-dark);
}
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 0.7s ease,
    transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}
main section[id] {
  scroll-margin-top: 100px;
}
.footer-bottom {
  text-align: center;
}

.footer-bottom .demo-notice {
  margin-top: 6px;
}