:root {
  --dark-green: #0a3d2c;
  --dark-green-deep: #06291d;
  --light-green: #8bc34a;
  --light-green-soft: #b7e07a;
  --dark-yellow: #c9a227;
  --dark-yellow-deep: #a68510;
  --light-yellow: #f6e7a2;
  --cream: #f3f7f0;
  --ink: #10241b;
  --muted: #3d5a4b;
  --white: #ffffff;
  --shadow: 0 18px 50px rgba(6, 41, 29, 0.18);
  --radius: 18px;
  --font-display: "Syne", system-ui, sans-serif;
  --font-body: "DM Sans", system-ui, sans-serif;
  --font-bn: "Hind Siliguri", "DM Sans", sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: var(--font-body);
  background:
    radial-gradient(ellipse 80% 50% at 90% -10%, rgba(139, 195, 74, 0.22), transparent 55%),
    radial-gradient(ellipse 60% 40% at 0% 20%, rgba(201, 162, 39, 0.14), transparent 50%),
    linear-gradient(180deg, #eef6e8 0%, var(--cream) 40%, #e8f2e2 100%);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

h1, h2, h3 {
  font-family: var(--font-display);
  line-height: 1.15;
  margin: 0 0 0.6rem;
}

p {
  margin: 0 0 1rem;
}

.circuit-bg {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: -1;
  opacity: 0.35;
  background-image:
    linear-gradient(rgba(10, 61, 44, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(10, 61, 44, 0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(circle at 70% 20%, black, transparent 70%);
}

.container {
  width: min(1120px, calc(100% - 2.5rem));
  margin-inline: auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: rgba(243, 247, 240, 0.86);
  border-bottom: 1px solid rgba(10, 61, 44, 0.08);
  transition: box-shadow 0.3s ease, background 0.3s ease;
}

.site-header.scrolled {
  box-shadow: 0 8px 30px rgba(6, 41, 29, 0.1);
  background: rgba(255, 255, 255, 0.92);
}

.nav {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-brand img {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 0 0 3px var(--light-yellow), 0 0 0 5px var(--dark-green);
}

.nav-brand strong {
  display: block;
  font-family: var(--font-display);
  font-size: 0.95rem;
  letter-spacing: 0.02em;
}

.nav-brand small {
  color: var(--dark-yellow-deep);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  font-weight: 700;
}

.nav-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 0.35rem 1rem;
}

.nav-links a {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--muted);
  transition: color 0.2s ease;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--dark-green);
}

.nav-cta {
  background: var(--dark-green);
  color: var(--light-yellow) !important;
  padding: 0.55rem 1rem;
  border-radius: 999px;
}

.nav-cta:hover {
  background: var(--dark-green-deep);
  color: var(--white) !important;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 0;
  background: transparent;
  cursor: pointer;
  padding: 10px;
}

.nav-toggle span {
  display: block;
  height: 2px;
  margin: 6px 0;
  background: var(--dark-green);
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* Hero */
.hero {
  position: relative;
  min-height: min(100vh, 920px);
  display: grid;
  align-items: end;
  overflow: hidden;
}

.hero-media {
  position: absolute;
  inset: 0;
}

.hero-banner {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center right;
  transform: scale(1.02);
  animation: heroZoom 12s ease-in-out alternate infinite;
}

.hero-media-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(6, 41, 29, 0.92) 0%, rgba(6, 41, 29, 0.78) 42%, rgba(6, 41, 29, 0.35) 70%, rgba(6, 41, 29, 0.2) 100%),
    linear-gradient(180deg, transparent 55%, rgba(6, 41, 29, 0.75) 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(1120px, calc(100% - 2.5rem));
  margin: 0 auto;
  padding: 8rem 0 4.5rem;
  color: var(--white);
  max-width: 680px;
  margin-left: max(1.25rem, calc((100% - 1120px) / 2));
}

.hero-logo {
  width: 110px;
  height: 110px;
  border-radius: 50%;
  margin-bottom: 1.1rem;
  box-shadow: 0 0 0 4px var(--dark-yellow), 0 16px 40px rgba(0, 0, 0, 0.35);
  animation: floatIn 0.9s ease both;
}

.cert-row {
  display: inline-block;
  margin: 0 0 0.8rem;
  padding: 0.35rem 0.8rem;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--dark-green-deep);
  background: var(--light-yellow);
  font-weight: 700;
  animation: floatIn 0.9s 0.1s ease both;
}

.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  letter-spacing: -0.02em;
  color: var(--light-yellow);
  text-transform: uppercase;
  animation: floatIn 0.9s 0.15s ease both;
}

.tagline {
  margin: 0.2rem 0 1rem;
  color: var(--light-green-soft);
  font-weight: 700;
  letter-spacing: 0.28em;
  font-size: 0.85rem;
  animation: floatIn 0.9s 0.2s ease both;
}

.hero-bn {
  --bn-pad-y: clamp(0.75rem, 2vw, 1.15rem);
  --bn-pad-x: clamp(0.9rem, 2.8vw, 1.4rem);
  position: relative;
  display: inline-flex;
  max-width: min(100%, 22rem);
  width: fit-content;
  margin: 0 0 1.15rem;
  padding: var(--bn-pad-y) var(--bn-pad-x);
  font-family: var(--font-bn);
  font-size: clamp(1.15rem, 2.8vw + 0.55rem, 1.95rem);
  font-weight: 700;
  line-height: 1.4;
  color: #fff8dc;
  background: linear-gradient(145deg, #083528 0%, #0f5a40 55%, #0a4735 100%);
  border: 1px solid rgba(201, 162, 39, 0.45);
  border-left: 5px solid var(--dark-yellow);
  box-shadow:
    0 16px 40px rgba(0, 0, 0, 0.28),
    inset 0 1px 0 rgba(246, 231, 162, 0.12);
  overflow: hidden;
  isolation: isolate;
  animation: heroBnIn 0.85s cubic-bezier(0.22, 1, 0.36, 1) 0.2s both;
}

.hero-bn__glow {
  position: absolute;
  inset: -40% -20%;
  background:
    radial-gradient(circle at 20% 40%, rgba(201, 162, 39, 0.28), transparent 42%),
    radial-gradient(circle at 80% 70%, rgba(139, 195, 74, 0.2), transparent 45%);
  animation: heroBnGlow 4.5s ease-in-out infinite alternate;
  pointer-events: none;
  z-index: 0;
}

.hero-bn__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 0.2em;
}

.hero-bn__line {
  display: flex;
  flex-wrap: wrap;
  gap: 0.28em 0.4em;
}

.hero-bn__word {
  display: inline-block;
  opacity: 0;
  transform: translateY(0.65em);
  animation: heroBnWord 0.55s cubic-bezier(0.22, 1, 0.36, 1) calc(0.45s + var(--i) * 0.09s) both;
}

.hero-bn__word--accent {
  position: relative;
  color: var(--light-yellow);
  padding: 0.05em 0.28em;
  background: linear-gradient(180deg, rgba(201, 162, 39, 0.28), rgba(201, 162, 39, 0.08));
  box-shadow: inset 0 -2px 0 var(--dark-yellow);
  animation:
    heroBnWord 0.55s cubic-bezier(0.22, 1, 0.36, 1) calc(0.45s + var(--i) * 0.09s) both,
    heroBnAccent 2.4s ease-in-out 1.4s infinite;
}

@keyframes heroBnIn {
  from {
    opacity: 0;
    transform: translateX(-18px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes heroBnWord {
  from {
    opacity: 0;
    transform: translateY(0.65em);
    filter: blur(3px);
  }
  to {
    opacity: 1;
    transform: none;
    filter: none;
  }
}

@keyframes heroBnGlow {
  from { transform: translate(-4%, -2%) scale(1); opacity: 0.75; }
  to { transform: translate(5%, 3%) scale(1.08); opacity: 1; }
}

@keyframes heroBnAccent {
  0%, 100% {
    color: var(--light-yellow);
    text-shadow: 0 0 0 transparent;
  }
  50% {
    color: #fff6bf;
    text-shadow: 0 0 18px rgba(246, 231, 162, 0.55);
  }
}

@media (max-width: 760px) {
  .hero-bn {
    max-width: 100%;
    width: 100%;
    font-size: clamp(1.2rem, 5.2vw, 1.55rem);
  }
}

@media (max-width: 420px) {
  .hero-bn {
    font-size: 1.12rem;
    line-height: 1.45;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-bn,
  .hero-bn__glow,
  .hero-bn__word,
  .hero-bn__word--accent {
    animation: none !important;
    opacity: 1 !important;
    transform: none !important;
    filter: none !important;
  }
}

.hero-lead {
  color: rgba(243, 247, 240, 0.9);
  max-width: 38ch;
  animation: floatIn 0.9s 0.35s ease both;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
  animation: floatIn 0.9s 0.42s ease both;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.35rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--light-green);
  color: var(--dark-green-deep);
}

.btn-primary:hover {
  background: var(--light-green-soft);
}

.btn-gold {
  background: var(--dark-yellow);
  color: var(--dark-green-deep);
}

.btn-gold:hover {
  background: var(--light-yellow);
}

.btn-ghost {
  background: transparent;
  color: var(--light-yellow);
  border-color: rgba(246, 231, 162, 0.55);
}

.btn-ghost:hover {
  background: rgba(246, 231, 162, 0.12);
}

/* Strip */
.strip {
  background: linear-gradient(90deg, var(--dark-yellow-deep), var(--dark-yellow), var(--light-yellow));
  color: var(--dark-green-deep);
  font-weight: 700;
}

.strip-inner {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem 1.5rem;
  padding: 0.95rem 0;
  font-size: 0.92rem;
}

/* Sections */
.section {
  padding: 5.5rem 0;
}

.section-head {
  max-width: 680px;
  margin-bottom: 2.5rem;
}

.eyebrow {
  display: inline-block;
  margin: 0 0 0.6rem;
  color: var(--dark-yellow-deep);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.78rem;
  font-family: var(--font-bn);
}

.section h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  color: var(--dark-green);
}

.section-head p:last-child {
  color: var(--muted);
}

/* About */
.about-grid,
.founder-grid,
.contact-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 2.5rem;
  align-items: center;
}

.about-visual img,
.founder-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-visual {
  margin: 0;
  overflow: hidden;
  border-radius: 0;
  min-height: 360px;
  box-shadow: var(--shadow);
  outline: 4px solid var(--light-green);
  outline-offset: -4px;
}

.about-points {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 0;
  display: grid;
  gap: 0.6rem;
}

.about-points li {
  position: relative;
  padding-left: 1.4rem;
  font-weight: 600;
  color: var(--dark-green);
}

.about-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.65rem;
  height: 0.65rem;
  background: var(--dark-yellow);
  border-radius: 2px;
}

/* Founder */
.founder {
  background:
    linear-gradient(135deg, rgba(10, 61, 44, 0.94), rgba(15, 90, 64, 0.9)),
    url("../assets/classroom.jpg") center/cover;
  color: var(--white);
}

.founder .eyebrow {
  color: var(--light-yellow);
}

.founder h2 {
  color: var(--light-yellow);
}

.founder-photo {
  margin: 0;
  border-radius: 50%;
  overflow: hidden;
  aspect-ratio: 1;
  max-width: 360px;
  justify-self: center;
  box-shadow: 0 0 0 6px var(--dark-yellow), 0 20px 50px rgba(0, 0, 0, 0.35);
}

.founder blockquote {
  margin: 0 0 1.25rem;
  padding: 0;
  border: 0;
  font-size: 1.08rem;
  color: rgba(255, 255, 255, 0.92);
}

.founder-name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--light-green-soft);
}

.founder-role {
  margin: 0.15rem 0 0;
  color: var(--light-yellow);
  opacity: 0.85;
}

/* Courses */
.courses {
  background: linear-gradient(180deg, transparent, rgba(139, 195, 74, 0.08), transparent);
}

.course-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.15rem;
}

.course {
  display: flex;
  flex-direction: column;
  padding: 0;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(10, 61, 44, 0.1);
  border-top: 0;
  cursor: pointer;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.course:hover,
.course:focus-within {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
  border-color: rgba(201, 162, 39, 0.35);
}

.course-media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--dark-green);
}

.course-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(6, 41, 29, 0.35) 100%);
  pointer-events: none;
}

.course-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.55s cubic-bezier(0.22, 1, 0.36, 1);
}

.course:hover .course-media img,
.course:focus-within .course-media img {
  transform: scale(1.08);
}

.course-body {
  padding: 1rem 1.1rem 1.2rem;
  border-top: 3px solid var(--dark-green);
  transition: border-color 0.25s ease;
}

.course:hover .course-body,
.course:focus-within .course-body {
  border-top-color: var(--dark-yellow);
}

.course-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.5rem;
  height: 1.95rem;
  padding: 0 0.4rem;
  margin-bottom: 0.55rem;
  background: var(--dark-green);
  color: var(--light-yellow);
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.course h3 {
  font-size: 1.05rem;
  color: var(--dark-green);
}

.course p {
  margin: 0;
  color: var(--muted);
  font-family: var(--font-bn);
  font-size: 0.92rem;
}

.course-credit {
  margin: 1.25rem 0 0;
  font-size: 0.82rem;
  color: var(--muted);
  text-align: right;
}

.course-credit a {
  color: var(--dark-green);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
}

@media (max-width: 960px) {
  .course-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 560px) {
  .course-grid {
    grid-template-columns: 1fr;
  }

  .course-media {
    aspect-ratio: 16 / 9;
  }
}

/* Why */
.why-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: rgba(10, 61, 44, 0.12);
  border: 1px solid rgba(10, 61, 44, 0.12);
}

.why-item {
  background: rgba(255, 255, 255, 0.85);
  padding: 1.4rem 1.3rem;
}

.why-item h3 {
  font-size: 1.05rem;
  color: var(--dark-green);
}

.why-item p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.stats {
  margin-top: 2.5rem;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.stat {
  padding: 1.5rem 1rem;
  text-align: center;
  background: var(--dark-green);
  color: var(--white);
}

.stat strong {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.8rem);
  color: var(--light-yellow);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat span {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.85);
}

/* Gallery */
.gallery {
  position: relative;
  overflow: clip;
}

.gallery::before {
  content: "";
  position: absolute;
  inset: 10% -10% auto auto;
  width: min(42vw, 520px);
  height: min(42vw, 520px);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(139, 195, 74, 0.18), transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.gallery .container {
  position: relative;
  z-index: 1;
}

.gallery-masonry {
  display: grid;
  grid-template-columns: 1.35fr 1fr 1fr;
  grid-template-rows: minmax(240px, 280px) minmax(240px, 280px);
  gap: 1.1rem;
}

.gallery-item {
  margin: 0;
  position: relative;
  overflow: hidden;
  background: var(--dark-green);
  min-height: 0;
  isolation: isolate;
  box-shadow: 0 14px 36px rgba(6, 41, 29, 0.14);
  outline: 1px solid rgba(10, 61, 44, 0.08);
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.gallery-item--feature {
  grid-column: 1;
  grid-row: 1 / span 2;
}

.gallery-item--wide {
  grid-column: 2 / span 2;
  grid-row: 2;
}

.gallery-open {
  display: block;
  width: 100%;
  height: 100%;
  padding: 0;
  border: 0;
  cursor: zoom-in;
  background: transparent;
  position: relative;
}

.gallery-open::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 45%, rgba(6, 41, 29, 0.78) 100%);
  opacity: 0.85;
  transition: opacity 0.35s ease;
  pointer-events: none;
}

.gallery-masonry img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transform: scale(1.01);
  transition: transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

.gallery-item figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  padding: 1.15rem 1.2rem 1.25rem;
  color: var(--light-yellow);
  pointer-events: none;
  transform: translateY(8px);
  opacity: 0.95;
  transition: transform 0.35s ease, opacity 0.35s ease;
}

.gallery-tag {
  display: inline-block;
  margin-bottom: 0.35rem;
  padding: 0.2rem 0.55rem;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--dark-green-deep);
  background: var(--dark-yellow);
}

.gallery-item figcaption strong {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1rem, 1.4vw, 1.2rem);
  font-weight: 700;
  line-height: 1.25;
}

.gallery-item:hover,
.gallery-item:focus-within {
  transform: translateY(-4px);
  box-shadow: 0 22px 48px rgba(6, 41, 29, 0.22);
  outline-color: rgba(201, 162, 39, 0.45);
}

.gallery-item:hover .gallery-open::after,
.gallery-item:focus-within .gallery-open::after {
  opacity: 1;
  background: linear-gradient(180deg, rgba(6, 41, 29, 0.08) 20%, rgba(6, 41, 29, 0.88) 100%);
}

.gallery-item:hover img,
.gallery-item:focus-within img {
  transform: scale(1.08);
}

.gallery-item:hover figcaption,
.gallery-item:focus-within figcaption {
  transform: translateY(0);
  opacity: 1;
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: 1.5rem;
}

.lightbox[hidden] {
  display: none;
}

.lightbox-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(6, 41, 29, 0.88);
  backdrop-filter: blur(6px);
}

.lightbox-dialog {
  position: relative;
  z-index: 1;
  width: min(980px, 100%);
  display: grid;
  justify-items: center;
  gap: 0.85rem;
  animation: floatIn 0.35s ease;
}

.lightbox-dialog img {
  max-height: min(78vh, 820px);
  width: auto;
  max-width: 100%;
  object-fit: contain;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.4);
  outline: 3px solid var(--dark-yellow);
}

.lightbox-caption {
  margin: 0;
  color: var(--light-yellow);
  font-weight: 600;
  text-align: center;
}

.lightbox-close,
.lightbox-nav {
  position: absolute;
  border: 0;
  cursor: pointer;
  color: var(--dark-green-deep);
  background: var(--light-yellow);
  font-weight: 700;
  transition: transform 0.2s ease, background 0.2s ease;
}

.lightbox-close:hover {
  background: var(--dark-yellow);
  transform: scale(1.05);
}

.lightbox-nav:hover {
  background: var(--dark-yellow);
  transform: translateY(-50%) scale(1.05);
}

.lightbox-close {
  top: -0.4rem;
  right: -0.2rem;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  font-size: 1.6rem;
  line-height: 1;
  z-index: 2;
}

.lightbox-nav {
  top: 50%;
  transform: translateY(-50%);
  width: 46px;
  height: 46px;
  border-radius: 50%;
  font-size: 1.8rem;
  line-height: 1;
}

.lightbox-prev { left: -0.4rem; }
.lightbox-next { right: -0.4rem; }

@media (min-width: 1200px) {
  .gallery-masonry {
    grid-template-rows: minmax(260px, 300px) minmax(260px, 300px);
    gap: 1.25rem;
  }
}

@media (max-width: 960px) {
  .gallery-masonry {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 220px 220px 240px;
  }

  .gallery-item--feature {
    grid-column: 1 / span 2;
    grid-row: 1;
  }

  .gallery-item--wide {
    grid-column: 1 / span 2;
    grid-row: 3;
  }

  .gallery-masonry figure:nth-child(2) {
    grid-column: 1;
    grid-row: 2;
  }

  .gallery-masonry figure:nth-child(3) {
    grid-column: 2;
    grid-row: 2;
  }
}

@media (max-width: 760px) {
  .gallery-masonry {
    grid-template-columns: 1fr;
    grid-template-rows: none;
    gap: 0.85rem;
  }

  .gallery-item,
  .gallery-item--feature,
  .gallery-item--wide,
  .gallery-masonry figure:nth-child(2),
  .gallery-masonry figure:nth-child(3) {
    grid-column: auto;
    grid-row: auto;
    min-height: 220px;
    aspect-ratio: 16 / 10;
  }

  .lightbox-prev { left: 0.25rem; }
  .lightbox-next { right: 0.25rem; }
  .lightbox-close { right: 0.25rem; top: -2.6rem; }
}

/* Reviews */
.reviews {
  background: var(--dark-green-deep);
  color: var(--white);
}

.reviews .eyebrow {
  color: var(--dark-yellow);
}

.reviews h2 {
  color: var(--light-yellow);
}

.reviews .section-head p:last-child {
  color: rgba(243, 247, 240, 0.75);
}

.review-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.review {
  padding: 1.35rem 1.25rem;
  background: rgba(255, 255, 255, 0.06);
  border-bottom: 3px solid var(--dark-yellow);
}

.stars {
  color: var(--dark-yellow);
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
}

.review h3 {
  color: var(--light-green-soft);
  font-size: 1.05rem;
}

.review p {
  margin: 0;
  color: rgba(255, 255, 255, 0.8);
}

/* Contact */
.contact-institute {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--dark-green);
  font-weight: 700;
}

.contact-info address {
  font-style: normal;
  color: var(--muted);
  margin-bottom: 1rem;
}

.contact-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem;
  display: grid;
  gap: 0.55rem;
}

.contact-list a {
  color: var(--dark-green);
  font-weight: 600;
}

.contact-list a:hover {
  color: var(--dark-yellow-deep);
}

.wa-big {
  width: fit-content;
}

.enquiry {
  background: var(--white);
  padding: 1.75rem;
  border-top: 5px solid var(--dark-yellow);
  box-shadow: var(--shadow);
}

.enquiry h3 {
  color: var(--dark-green);
}

.enquiry label {
  display: grid;
  gap: 0.35rem;
  margin-bottom: 0.9rem;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--dark-green);
}

.enquiry input,
.enquiry select,
.enquiry textarea {
  width: 100%;
  padding: 0.8rem 0.9rem;
  border: 1px solid rgba(10, 61, 44, 0.2);
  background: #f8fbf6;
  font: inherit;
  color: var(--ink);
  border-radius: 10px;
}

.enquiry input:focus,
.enquiry select:focus,
.enquiry textarea:focus {
  outline: 2px solid var(--light-green);
  border-color: var(--dark-green);
}

.enquiry .btn {
  width: 100%;
  margin-top: 0.35rem;
  border: 0;
}

.form-note {
  min-height: 1.25rem;
  margin: 0.75rem 0 0;
  font-size: 0.9rem;
  color: var(--dark-green);
  font-weight: 600;
}

.form-note.error {
  color: #8a1f1f;
}

/* Footer */
.site-footer {
  background: var(--dark-green-deep);
  color: rgba(243, 247, 240, 0.8);
  padding: 2rem 0 5.5rem;
}

.footer-inner {
  display: grid;
  gap: 1rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.footer-brand img {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  box-shadow: 0 0 0 3px var(--dark-yellow);
}

.footer-brand strong {
  display: block;
  color: var(--light-yellow);
  font-family: var(--font-display);
}

.footer-brand p {
  margin: 0.15rem 0 0;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  color: var(--light-green-soft);
}

.site-footer > .container > p {
  margin: 0;
  font-size: 0.88rem;
}

/* Float WhatsApp */
.float-wa {
  position: fixed;
  right: 1.1rem;
  bottom: 1.1rem;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: #1faa59;
  color: white;
  box-shadow: 0 12px 30px rgba(10, 61, 44, 0.35);
  z-index: 60;
  transition: transform 0.2s ease;
}

.float-wa:hover {
  transform: scale(1.06);
}

/* Reveal */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

@keyframes floatIn {
  from {
    opacity: 0;
    transform: translateY(22px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes heroZoom {
  from { transform: scale(1.02); }
  to { transform: scale(1.08); }
}

/* Responsive */
@media (max-width: 960px) {
  .about-grid,
  .founder-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

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

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

  .hero-content {
    max-width: 100%;
    margin-left: auto;
    padding-top: 7rem;
  }
}

@media (max-width: 760px) {
  .nav-toggle {
    display: block;
  }

  .nav-links {
    position: fixed;
    inset: 72px 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.98);
    border-bottom: 1px solid rgba(10, 61, 44, 0.1);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.3s ease, opacity 0.3s ease;
  }

  .nav-links.open {
    transform: none;
    opacity: 1;
    pointer-events: auto;
  }

  .nav-links a {
    padding: 0.75rem 0.5rem;
  }

  .nav-cta {
    text-align: center;
  }

  .course-grid,
  .review-grid,
  .why-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: 100vh;
  }

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

  .strip-inner {
    flex-direction: column;
    gap: 0.4rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
  .reveal {
    opacity: 1;
    transform: none;
  }
}