@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap');

:root {
  --blue:  #0b1fd9;
  --gray:  #c0c0c0;
  --white: #ffffff;
  --black: #000000;
  --text:  #ffffff;
  --font:  'Inter', -apple-system, sans-serif;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { font-size: 16px; }
body {
  font-family: var(--font);
  background: var(--white);
  color: var(--text);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ═══════════════════════════════════
   GLOBAL BACKGROUND
═══════════════════════════════════ */
.global-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  background-color: #030733;
  overflow: hidden;
  pointer-events: none;
}
.blob {
  position: absolute;
  z-index: 1;
  opacity: 0.6;
  will-change: transform;
}
.blob-cyan {
  width: 150vw; height: 150vh;
  background: radial-gradient(circle closest-side, rgba(0,188,212,0.8) 0%, rgba(0,188,212,0) 100%);
  top: -25%; left: -25%;
  animation: float1 15s infinite ease-in-out alternate;
}
.blob-green {
  width: 150vw; height: 150vh;
  background: radial-gradient(circle closest-side, rgba(26,188,156,0.8) 0%, rgba(26,188,156,0) 100%);
  bottom: -25%; right: -25%;
  animation: float2 20s infinite ease-in-out alternate;
}
.global-noise {
  position: absolute;
  inset: 0;
  z-index: 2;
  opacity: 0.15;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='400' height='400'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='400' height='400' filter='url(%23noise)' opacity='1'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}
@keyframes float1 {
  0%   { transform: translate(0, 0) scale(1); }
  100% { transform: translate(15vw, 10vh) scale(1.1); }
}
@keyframes float2 {
  0%   { transform: translate(0, 0) scale(1); }
  100% { transform: translate(-10vw, -15vh) scale(1.2); }
}

img { display: block; }
a   { color: inherit; text-decoration: none; }

/* ═══════════════════════════════════
   HEADER / NAV
═══════════════════════════════════ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 1.6rem 3rem;
  --hdr-color: var(--white);
  transform: translateY(-100%);
  opacity: 0;
  background: rgba(3, 7, 51, 0.4);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  transition: background 0.4s ease, transform 1.2s cubic-bezier(0.25,1,0.5,1), opacity 1.2s ease;
}
.loaded .site-header {
  transform: translateY(0);
  opacity: 1;
}
.site-header--dark {
  --hdr-color: var(--blue);
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 1px 0 rgba(0,0,0,0.06);
}

.header-logo {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--hdr-color);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: color 0.35s ease;
  justify-self: start;
}
.header-nav {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  list-style: none;
  justify-self: center;
}
.header-nav a {
  color: var(--hdr-color);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  opacity: 0.85;
  transition: color 0.35s ease, opacity 0.2s;
}
.header-nav a:hover { opacity: 1; }
.header-nav a.active {
  opacity: 1;
  border-bottom: 1.5px solid var(--hdr-color);
  padding-bottom: 2px;
}

.lang-switcher {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--hdr-color);
  transition: color 0.35s ease;
  justify-self: end;
}
.lang-btn {
  background: none; border: none;
  color: inherit; cursor: pointer;
  font-family: inherit; font-size: inherit; font-weight: inherit;
  opacity: 0.5;
  transition: opacity 0.2s;
  padding: 0;
}
.lang-btn.active { opacity: 1; }
.lang-sep { opacity: 0.4; }

/* Burger — hidden on desktop, shown on mobile via media query */
.burger-btn { display: none; }

/* ═══════════════════════════════════
   HOME HERO
═══════════════════════════════════ */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  overflow: hidden;
  background-color: transparent;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 25vh;
  background: linear-gradient(to bottom, transparent 0%, rgba(3,7,51,1) 100%);
  z-index: 2;
  pointer-events: none;
}
.hero__bg {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  opacity: 0;
  transform: scale(1.2);
  transition: opacity 2s cubic-bezier(0.25,1,0.5,1), transform 2.5s cubic-bezier(0.25,1,0.5,1);
}
.loaded .hero__bg { opacity: 1; transform: scale(1); }
.hero__bg img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center center;
}
.hero__content {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 4rem 4rem 15vh 12vw;
  z-index: 3;
}
.hero__text-wrap { margin-bottom: 2rem; max-width: 650px; }
.hero__title {
  font-size: clamp(2rem, 10vw, 9.5rem);
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--white);
  line-height: 1;
  text-transform: uppercase;
  margin-bottom: 0.25rem;
  opacity: 0;
  transform: translateX(-100vw);
  transition: opacity 1.5s cubic-bezier(0.16,1,0.3,1), transform 1.5s cubic-bezier(0.16,1,0.3,1);
}
.hero__subtitle {
  font-size: clamp(2rem, 4.5vw, 3.8rem);
  font-weight: 400;
  color: var(--white);
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
  opacity: 0;
  transform: translateY(100vh);
  transition: opacity 1.3s cubic-bezier(0.16,1,0.3,1), transform 1.3s cubic-bezier(0.16,1,0.3,1);
}
.hero__desc {
  font-size: clamp(1rem, 1.6vw, 1.22rem);
  font-weight: 400;
  line-height: 1.6;
  color: rgba(255,255,255,0.85);
  max-width: 550px;
  opacity: 0;
  transform: translateY(100vh);
  transition: opacity 1.4s cubic-bezier(0.16,1,0.3,1), transform 1.4s cubic-bezier(0.16,1,0.3,1);
}
.hero__buttons {
  display: flex;
  gap: 1.2rem;
  opacity: 0;
  transform: translateX(100vw);
  transition: opacity 1.6s cubic-bezier(0.16,1,0.3,1), transform 1.6s cubic-bezier(0.16,1,0.3,1);
}
.loaded .hero__title   { opacity: 1; transform: translateX(0); transition-delay: 0.3s; }
.loaded .hero__subtitle { opacity: 1; transform: translateY(0); transition-delay: 0.5s; }
.loaded .hero__desc    { opacity: 1; transform: translateY(0); transition-delay: 0.7s; }
.loaded .hero__buttons { opacity: 1; transform: translateX(0); transition-delay: 0.9s; }

/* ═══════════════════════════════════
   BUTTONS
═══════════════════════════════════ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.9rem 2.2rem;
  border-radius: 999px;
  font-family: var(--font);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  cursor: pointer;
  transition: transform 0.25s, box-shadow 0.25s, background 0.25s;
  border: 2px solid var(--white);
}
.btn--primary { background: var(--white); color: var(--blue); }
.btn--primary:hover { background: transparent; color: var(--white); }
.btn--outline { background: transparent; color: var(--white); }
.btn--outline:hover { background: var(--white); color: var(--blue); }
.btn:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(0,0,0,0.25); }

/* ═══════════════════════════════════
   WORD FILL SECTION
═══════════════════════════════════ */
.fill-section { background: transparent; }
.fill-section .sticky-pin {
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 8vw;
}
.fill-layout {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 1100px;
  text-align: center;
}
.fill-words {
  font-size: clamp(2rem, 4vw, 3.8rem);
  font-weight: 500;
  line-height: 1.5;
  letter-spacing: -0.01em;
}
.fill-word {
  display: inline-block;
  color: rgba(255,255,255,0.15);
  opacity: 0.15;
  transform: translateY(20px);
  transition: transform 0.7s cubic-bezier(0.16,1,0.3,1), opacity 0.7s ease, color 0.7s ease;
  margin-right: 0.28em;
}
.fill-word.lit {
  color: var(--white);
  opacity: 1;
  transform: translateY(0);
}

/* ═══════════════════════════════════
   FADING PARAGRAPHS (METHOD PAGE)
═══════════════════════════════════ */
.fade-section {
  position: relative;
  background: transparent;
  color: var(--white);
}
.fade-section .sticky-pin {
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 10vw;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n' x='0' y='0'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)' opacity='0.08'/%3E%3C/svg%3E");
  background-size: 300px 300px;
}
.fade-paragraph {
  position: absolute;
  max-width: 800px;
  width: 100%;
  text-align: center;
  font-size: clamp(1.1rem, 2.5vw, 1.8rem);
  font-weight: 400;
  line-height: 1.6;
  color: var(--white);
  opacity: 0;
  transform: translateY(60px);
  will-change: opacity, transform;
  pointer-events: none;
}

/* ═══════════════════════════════════
   CAROUSEL SECTION
═══════════════════════════════════ */
.carousel-section { background: transparent; position: relative; }
.carousel-section .sticky-pin {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: hidden;
  width: 100vw;
}
.carousel-track {
  display: flex;
  align-items: center;
  height: 100%;
  gap: 5vw;
  padding: 8vh 8vw;
  will-change: transform;
}
.carousel-item {
  flex-shrink: 0;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.carousel-item img {
  height: 78vh;
  width: auto;
  max-width: none;
  object-fit: contain;
  border-radius: 0;
  display: block;
  user-select: none;
  pointer-events: none;
}

/* ═══════════════════════════════════
   FOOTER
═══════════════════════════════════ */
.site-footer {
  position: relative;
  min-height: 55vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--white);
  padding: 5rem 3rem 3rem;
}
.footer__bg { position: absolute; inset: 0; width: 100%; height: 100%; }
.footer__bg img { width: 100%; height: 100%; object-fit: cover; object-position: center top; }
.footer__content { position: relative; z-index: 2; }
.footer__logo {
  font-size: clamp(2rem, 6vw, 4.5rem);
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}
.footer__tagline {
  font-size: 1rem;
  font-weight: 400;
  opacity: 0.75;
  margin-bottom: 2.5rem;
  letter-spacing: 0.04em;
}
.footer__links {
  display: flex;
  gap: 2rem;
  list-style: none;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  opacity: 0.7;
  text-transform: uppercase;
}
.footer__links a:hover { opacity: 1; }
.footer__copy { margin-top: 3rem; font-size: 0.75rem; opacity: 0.4; }

/* ═══════════════════════════════════
   SCROLL-TO-TOP BUTTON
═══════════════════════════════════ */
.scroll-top {
  position: fixed;
  bottom: 2rem; right: 2rem;
  z-index: 900;
  width: 52px; height: 52px;
  border-radius: 50%;
  background: var(--blue);
  color: var(--white);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  box-shadow: 0 4px 20px rgba(11,31,217,0.35);
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.3s, transform 0.3s, background 0.2s;
  pointer-events: none;
}
.scroll-top.visible { opacity: 1; transform: translateY(0); pointer-events: auto; }
.scroll-top:hover { background: #0915a8; }

/* ═══════════════════════════════════
   INNER PAGE HERO (Method / Treatments / School)
═══════════════════════════════════ */
.page-hero {
  position: relative;
  height: 100vh;
  min-height: 520px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 4rem 4rem 15vh 12vw;
  background: #030733;
}
.page-hero__bg { position: absolute; inset: 0; }
.page-hero__bg img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center;
}
.page-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(3,7,51,0.5) 0%, rgba(3,7,51,0.8) 100%);
}
.page-hero__kicker {
  position: relative;
  z-index: 2;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  margin-bottom: 0.75rem;
}
.page-hero__title {
  position: relative;
  z-index: 2;
  font-size: clamp(2.5rem, 12vw, 8rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--white);
  line-height: 1;
  text-transform: uppercase;
}

/* ═══════════════════════════════════
   INNER PAGE CONTENT SECTIONS
═══════════════════════════════════ */
.page-section { padding: 8rem 8vw; }
.page-section--blue { background: transparent; color: var(--white); }
.page-section--gray { background: #f5f5f7; }

.section-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6vw;
  align-items: start;
  max-width: 1400px;
  margin: 0 auto;
}
.section-row--reverse { direction: rtl; }
.section-row--reverse > * { direction: ltr; }
.section-row--wide { grid-template-columns: 1.2fr 0.8fr; }

.section-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 1.5rem;
}
.section-label--white { color: rgba(255,255,255,0.55); }

.section-heading {
  font-size: clamp(2rem, 4.5vw, 4.5rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin-bottom: 2rem;
}
.section-heading--white { color: var(--white); }

.section-body {
  font-size: clamp(1rem, 1.6vw, 1.3rem);
  line-height: 1.75;
  color: rgba(255,255,255,0.85);
  max-width: 650px;
}

.section-image {
  width: 100%;
  border-radius: 16px;
  object-fit: cover;
  aspect-ratio: 4/5;
}
.section-image--square { aspect-ratio: 1/1; }
.section-image--wide   { aspect-ratio: 16/9; }

/* ═══════════════════════════════════
   TREATMENT / SCHOOL CARDS
═══════════════════════════════════ */
.treatments-card {
  background: rgba(10,15,45,0.7);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px;
  padding: 5rem 4rem;
  max-width: 900px;
  width: 100%;
  box-shadow: 0 40px 100px rgba(0,0,0,0.6);
  transition: transform 0.6s cubic-bezier(0.16,1,0.3,1), box-shadow 0.6s cubic-bezier(0.16,1,0.3,1);
}
.treatments-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 50px 120px rgba(0,0,0,0.8);
}

.price-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.2rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  color: var(--white);
}
.price-row:last-child { border-bottom: none; }
.price-name {
  font-size: 1.1rem;
  font-weight: 300;
  line-height: 1.4;
  color: rgba(255,255,255,0.7);
}
.price-value {
  font-size: 1.25rem;
  font-weight: 500;
  text-align: right;
}
.price-subtext {
  display: block;
  font-size: 0.85rem;
  opacity: 0.6;
  margin-top: 0.3rem;
}

/* ═══════════════════════════════════
   DIVIDER LIST (Logistics / Masters)
═══════════════════════════════════ */
.divider-list {
  margin-top: 4rem;
  border-top: 1px solid rgba(255,255,255,0.2);
}
.divider-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.8rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.15);
}
.divider-row__name { font-size: 1.1rem; font-weight: 600; }
.divider-row__role { font-size: 0.9rem; opacity: 0.55; }

/* ═══════════════════════════════════
   INFO SECTION (SEN-GALATAREE)
═══════════════════════════════════ */
.info-section {
  position: relative;
  padding: 15vh 8vw;
  background: transparent;
  color: var(--white);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.info-container {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 7vw;
  align-items: center;
  max-width: 1400px;
  width: 100%;
  perspective: 1200px;
}
.info-image-wrap {
  position: relative;
  border: 1px solid rgba(255,255,255,0.12);
  padding: 1.6rem;
  background: rgba(255,255,255,0.02);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: 8px;
  transform-style: preserve-3d;
  transform: translateY(var(--info-translate-y,0px)) rotateX(var(--info-tilt-x,0deg)) rotateY(var(--info-tilt-y,0deg));
  transition: transform 0.6s cubic-bezier(0.25,1,0.5,1), border-color 0.5s, box-shadow 0.5s;
  box-shadow: 0 15px 35px rgba(0,0,0,0.3);
}
.info-image-wrap:hover {
  border-color: rgba(212,175,55,0.35);
  box-shadow: 0 25px 60px rgba(212,175,55,0.15);
}
.info-image {
  width: 100%;
  height: auto;
  aspect-ratio: 1/1;
  object-fit: cover;
  border-radius: 4px;
  display: block;
  transform: translateZ(40px);
  transition: transform 0.6s cubic-bezier(0.25,1,0.5,1);
}
.info-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  color: var(--white);
}
.info-content > * {
  opacity: 0;
  transform: translateY(30px);
  transition: transform 1.2s cubic-bezier(0.16,1,0.3,1), opacity 1.2s ease;
}
.info-section.in-view .info-content > * { opacity: 1; transform: translateY(0); }
.info-kicker {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  color: #ffd700;
  margin-bottom: 1rem;
  text-transform: uppercase;
  transition-delay: 0.1s;
}
.info-title {
  font-size: clamp(2.4rem, 4.8vw, 4.2rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin-bottom: 1.8rem;
  transition-delay: 0.25s;
}
.text-gold {
  background: linear-gradient(135deg, #fff3cc 0%, #d4af37 50%, #aa7c11 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.info-divider {
  width: 0;
  height: 2px;
  background: #d4af37;
  margin-bottom: 2rem;
  transition: width 1.2s cubic-bezier(0.25,1,0.5,1);
  transition-delay: 0.4s;
}
.info-section.in-view .info-divider { width: 80px; }
.info-text {
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  font-weight: 300;
  line-height: 1.85;
  color: rgba(255,255,255,0.85);
  max-width: 600px;
  transition-delay: 0.5s;
}

/* ═══════════════════════════════════
   CHOOSE YOUR PATH SECTION
═══════════════════════════════════ */
.path-section {
  padding: 15vh 8vw;
  background: transparent;
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
}
.path-container {
  max-width: 1200px;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.path-section-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  color: var(--white);
  text-align: center;
  margin-bottom: 5rem;
  letter-spacing: -0.02em;
}
.path-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3.5rem;
  width: 100%;
  perspective: 1000px;
}
.path-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  padding: 4.5rem 3.5rem;
  border-radius: 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  transform-style: preserve-3d;
  transform: translateY(var(--card-translate-y,0px)) rotateX(var(--card-tilt-x,0deg)) rotateY(var(--card-tilt-y,0deg));
  transition: transform 0.5s cubic-bezier(0.25,1,0.5,1), border-color 0.4s, box-shadow 0.4s;
}
.path-card:hover {
  border-color: rgba(255,255,255,0.25);
  box-shadow: 0 20px 50px rgba(0,0,0,0.4);
}
.path-card-img-wrap {
  width: 100%;
  height: 280px;
  overflow: hidden;
  border-radius: 8px;
  margin-bottom: 2rem;
  position: relative;
  border: 1px solid rgba(255,255,255,0.1);
}
.path-card-img {
  width: 100%;
  height: 130%;
  object-fit: cover;
  position: absolute;
  top: 0; left: 0;
  transform: translateY(calc(-15% + var(--img-translate-y, 0%)));
  transition: transform 0.1s ease-out;
}
.path-card-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 1.5rem;
  letter-spacing: -0.01em;
}
.path-card-text {
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  font-weight: 300;
  line-height: 1.75;
  color: rgba(255,255,255,0.7);
  margin-bottom: 3.5rem;
  flex-grow: 1;
  max-width: 440px;
}
.path-card-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 3.2rem;
  background: var(--white);
  color: #000424;
  font-size: 0.88rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: 4px;
  border: 1px solid var(--white);
  transition: background 0.3s, color 0.3s, border-color 0.3s;
}
.path-card-btn:hover {
  background: transparent;
  color: var(--white);
  border-color: var(--white);
}

/* ═══════════════════════════════════
   TABLET — 900px
═══════════════════════════════════ */
@media (max-width: 900px) {
  .site-header  { padding: 1.2rem 1.5rem; }
  .header-nav   { gap: 1.5rem; }

  .hero__content { padding: 3rem 1.5rem; }
  .hero__buttons { flex-direction: column; align-items: flex-start; }
  .btn { font-size: 0.8rem; padding: 0.75rem 1.8rem; }

  .fill-section .sticky-pin { padding: 2rem 5vw; }
  .fill-words   { font-size: 2rem; }

  .page-section { padding: 5rem 5vw; }
  .page-hero    { padding: 3rem 1.5rem; }

  .section-row,
  .section-row--reverse,
  .section-row--wide {
    grid-template-columns: 1fr;
    direction: ltr;
    gap: 3rem;
  }

  .info-section   { padding: 6rem 5vw; }
  .info-container { grid-template-columns: 1fr; gap: 4rem; }
  .info-image-wrap { max-width: 500px; margin: 0 auto; width: 100%; }

  .path-section { padding: 6rem 5vw; }
  .path-grid    { grid-template-columns: 1fr; gap: 2.5rem; }
  .path-card    { padding: 3.5rem 2.5rem; }
}

/* ═══════════════════════════════════
   MOBILE — 768px (phone layout)
═══════════════════════════════════ */
@media (max-width: 768px) {

  /* ── HEADER: flex row, burger far right ── */
  .site-header {
    display: flex;
    flex-direction: row;
    align-items: center;
    padding: 1rem 5vw;
    z-index: 9000;
  }
  .header-logo { margin-right: auto; flex-shrink: 0; }
  .lang-switcher { flex-shrink: 0; order: 2; }

  /* ── BURGER BUTTON ── */
  .burger-btn {
    order: 3;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 42px; height: 42px;
    background: none; border: none;
    cursor: pointer;
    margin-left: 1rem;
    flex-shrink: 0;
    z-index: 9999;
    position: relative;
  }
  .burger-btn span {
    display: block;
    width: 24px; height: 2px;
    background: white;
    margin: 4px 0;
    border-radius: 2px;
    transition: transform 0.3s ease, opacity 0.3s ease;
  }
  .burger-btn.open span:nth-child(1) { transform: translateY(10px) rotate(45deg); }
  .burger-btn.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
  .burger-btn.open span:nth-child(3) { transform: translateY(-10px) rotate(-45deg); }

  /* ── FULL-SCREEN NAV OVERLAY ── */
  .header-nav {
    position: fixed;
    inset: 0;
    width: 100vw; height: 100vh;
    z-index: 8999;
    background: rgba(3,7,51,0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.35s ease;
    list-style: none;
    margin: 0; padding: 0;
  }
  .header-nav.open { opacity: 1; pointer-events: auto; }
  .header-nav li   { display: block; }
  .header-nav a {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: rgba(255,255,255,0.9);
    text-transform: uppercase;
    opacity: 1;
    border-bottom: none;
    transition: color 0.2s;
  }
  .header-nav a:hover,
  .header-nav a.active { color: #00e5ff; }

  /* lock scroll when menu open */
  body.nav-open { overflow: hidden; }

  /* ── HOME HERO ── */
  .hero__content {
    padding: 3rem 5vw;
    justify-content: flex-end;
  }
  .hero__title { white-space: normal; word-break: break-word; }
  .hero__subtitle { font-size: clamp(1.4rem, 6vw, 2.5rem); }
  .hero__desc    { font-size: 1rem; }
  .hero__buttons { flex-direction: column; align-items: flex-start; }

  /* ── PAGE HERO (inner pages) ── */
  .page-hero {
    padding: 0 6vw 8vh;
    justify-content: flex-end;
    text-align: left;
    min-height: 100svh;
  }
  .page-hero__title  { font-size: clamp(3rem, 14vw, 6rem); }
  .page-hero__kicker { font-size: 0.7rem; }

  /* ── FILL SECTION — keep animation ── */
  .fill-section .sticky-pin { padding: 0 5vw; }
  .fill-words { font-size: clamp(1.3rem, 5vw, 2rem); line-height: 1.6; }

  /* ── FADE SECTION — keep parallax, column layout ── */
  .fade-section .sticky-pin { padding: 0 5vw; }
  .fade-section .sticky-pin > div {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
    padding-top: 2vh;
  }
  .fade-section .sticky-pin img {
    max-width: 100%; width: 100%;
    max-height: 28vh;
    object-fit: cover;
    border-radius: 8px;
  }
  .fade-section .sticky-pin > div > div:nth-child(2) {
    position: relative;
    width: 100%;
    min-height: 42vh;
  }
  .fade-section .section-label { display: none; }
  .fade-paragraph {
    top: 0; left: 0;
    max-width: 100%;
    font-size: clamp(1rem, 3.8vw, 1.2rem);
    line-height: 1.75;
  }

  /* ── TREATMENTS / SCHOOL: hide inline sticky bg containers ── */
  [style*="position: sticky"][style*="height: 100vh"] { display: none; }
  /* De-stack full-height scroll-snap containers */
  [style*="min-height: 100vh"][style*="display: flex"] {
    min-height: auto;
    padding: 3rem 5vw;
  }

  /* ── TREATMENT / SCHOOL CARDS ── */
  .treatments-card {
    padding: 2.5rem 1.5rem;
    max-width: 100%;
    width: 100%;
  }
  .treatments-card h3 { font-size: 1.6rem; line-height: 1.3; }
  .treatments-card p  { font-size: 0.95rem; }

  /* Price rows: label above value */
  .price-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.25rem;
    padding: 1rem 0;
  }
  .price-name {
    font-size: 0.75rem;
    font-weight: 700;
    color: rgba(255,255,255,0.45);
    text-transform: uppercase;
    letter-spacing: 0.08em;
  }
  .price-value { font-size: 1.05rem; text-align: left; }

  /* Divider rows: stack vertically */
  .divider-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 1.5rem 0;
  }
  .divider-row__role { font-size: 1rem; text-align: left; }

  /* ── GENERAL SECTIONS ── */
  .page-section   { padding: 4rem 5vw; }
  .section-heading { font-size: clamp(2rem, 7vw, 2.5rem); margin-bottom: 1.5rem; }
  .path-section-title { font-size: clamp(2rem, 7vw, 2.5rem); margin-bottom: 3rem; }

  /* ── CONTACT ── */
  .contact-layout {
    flex-direction: column;
    padding: 6rem 5vw 3rem;
    gap: 2rem;
  }
  .contact-info-col,
  .contact-container { width: 100%; max-width: 100%; }
  .contact-container { padding: 2rem 1.5rem; }

  /* ── CAROUSEL ── */
  .carousel-item img { height: 50vh; }

  /* ── FOOTER ── */
  .site-footer { padding: 4rem 5vw; }
  .footer__links { flex-direction: column; gap: 1.5rem; }
}