@font-face {
  font-family: "Muller";
  src: url("assets/fonts/Muller Regular.otf") format("opentype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Muller";
  src: url("assets/fonts/Muller Medium.otf") format("opentype");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Muller";
  src: url("assets/fonts/Muller Bold.otf") format("opentype");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Muller";
  src: url("assets/fonts/Muller ExtraBold.otf") format("opentype");
  font-weight: 800;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Muller";
  src: url("assets/fonts/Muller Black.otf") format("opentype");
  font-weight: 900;
  font-style: normal;
  font-display: swap;
}

:root {
  --akha-blue: #002e6d;
  --akha-deep: #7a97ab;
  --akha-ink: #062a63;
  --akha-cyan: #00aee4;
  --akha-yellow: #ffb71b;
  --akha-yellow-dark: #f2a200;
  --akha-steel: #7a97ab;
  --akha-line: #cbd9ec;
  --akha-soft: #f4f9ff;
  --white: #ffffff;
  --shadow: 0 18px 45px rgba(0, 46, 109, 0.12);
}

* {
  box-sizing: border-box;
  letter-spacing: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--white);
  color: var(--akha-ink);
  font-family: "Muller", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.45;
}

body.lightbox-open {
  overflow: hidden;
}

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

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

button,
input,
select {
  font: inherit;
}

.section-shell {
  width: min(1120px, calc(100% - 56px));
  margin: 0 auto;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 18px;
  border: 0;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 800;
  line-height: 1;
  text-align: center;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.button span {
  font-size: 24px;
  line-height: 1;
}

.button-primary {
  background: linear-gradient(180deg, var(--akha-yellow), var(--akha-yellow-dark));
  box-shadow: 0 12px 22px rgba(255, 183, 27, 0.28);
  color: #051f48;
  padding: 0 30px;
}

.button:hover {
  transform: translateY(-1px);
  box-shadow: 0 18px 28px rgba(255, 183, 27, 0.33);
}

.hero {
  position: relative;
  overflow: hidden;
  min-height: 486px;
  background:
    radial-gradient(circle at 50% 12%, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.72) 44%, rgba(244, 249, 255, 0.75)),
    linear-gradient(180deg, #ffffff 0%, #ffffff 76%, #f8fbff 100%);
  border-bottom: 1px solid #d9e5f4;
  padding: 54px 0 42px;
}

.hero-inner {
  position: relative;
  z-index: 2;
  width: min(720px, calc(100% - 40px));
  margin: 0 auto;
  text-align: center;
}

.brand-logo {
  width: 230px;
  margin: 0 auto 12px;
}

.hero h1 {
  margin: 0 auto;
  color: var(--akha-blue);
  font-size: 34px;
  font-weight: 900;
  line-height: 1.03;
  max-width: 680px;
  overflow-wrap: break-word;
  text-wrap: balance;
}

.hero h1 strong {
  color: var(--akha-cyan);
  font-weight: 900;
}

.hero p {
  margin: 22px auto 26px;
  max-width: 660px;
  color: var(--akha-blue);
  font-size: 16px;
  font-weight: 500;
}

.trusted {
  margin-top: 42px;
}

.trusted p {
  margin: 0 0 22px;
  color: var(--akha-blue);
  font-size: 14px;
  font-weight: 800;
  text-align: center;
}

.trusted-logos {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  align-items: center;
  gap: 26px;
  filter: grayscale(1);
}

.trusted-logos img {
  width: 100%;
  max-height: 66px;
  object-fit: contain;
  opacity: 0.72;
}

.corner-art {
  position: absolute;
  top: -72px;
  width: 290px;
  height: 350px;
  pointer-events: none;
}

.corner-art-left {
  left: -90px;
}

.corner-art-right {
  right: -90px;
  transform: scaleX(-1);
}

.corner-art span {
  position: absolute;
  display: block;
  border-radius: 8px;
  transform: rotate(45deg);
}

.corner-art span:nth-child(1) {
  width: 160px;
  height: 160px;
  top: 76px;
  left: 14px;
  background: rgba(0, 174, 228, 0.23);
}

.corner-art span:nth-child(2) {
  width: 124px;
  height: 124px;
  top: 154px;
  left: 80px;
  background: rgba(0, 46, 109, 0.13);
}

.corner-art span:nth-child(3) {
  width: 166px;
  height: 166px;
  top: 40px;
  left: 102px;
  border: 1px solid rgba(255, 183, 27, 0.52);
  background: transparent;
}

.hero-particles {
  position: absolute;
  z-index: 1;
  top: 24px;
  bottom: 24px;
  width: clamp(90px, 8vw, 150px);
  pointer-events: auto;
}

.hero-particles-left { left: .5%; }
.hero-particles-right { right: .5%; }

.hero-particles i {
  position: absolute;
  display: block;
  width: 13px;
  height: 13px;
  border-radius: 2px;
  background: #002e6d;
  opacity: .78;
  --particle-travel: 12px;
  --particle-speed: 4.6s;
  animation: particle-float var(--particle-speed) cubic-bezier(.45, .05, .55, .95) infinite alternate;
  pointer-events: none;
  transition: filter .25s ease, opacity .25s ease;
}

.hero-particles i:nth-child(3n + 2) { background: #00b2e3; }
.hero-particles i:nth-child(3n) { background: #ffb71b; }
.hero-particles i:nth-child(4n + 1) { --particle-travel: 10px; --particle-speed: 3.7s; }
.hero-particles i:nth-child(4n + 2) { --particle-travel: 17px; --particle-speed: 4.9s; }
.hero-particles i:nth-child(4n + 3) { --particle-travel: 23px; --particle-speed: 5.8s; }
.hero-particles i:nth-child(4n) { --particle-travel: 14px; --particle-speed: 4.3s; }
.hero-particles i:nth-child(1) { left: 10%; top: 8%; transform: rotate(16deg); }
.hero-particles i:nth-child(2) { left: 48%; top: 4%; width: 11px; height: 18px; animation-delay: -.8s; }
.hero-particles i:nth-child(3) { left: 73%; top: 12%; width: 17px; height: 10px; animation-delay: -2.4s; }
.hero-particles i:nth-child(4) { left: 25%; top: 22%; width: 12px; height: 12px; animation-delay: -1.3s; }
.hero-particles i:nth-child(5) { left: 63%; top: 28%; width: 12px; height: 20px; transform: rotate(-12deg); animation-delay: -3.6s; }
.hero-particles i:nth-child(6) { left: 8%; top: 38%; width: 19px; height: 11px; animation-delay: -2s; }
.hero-particles i:nth-child(7) { left: 40%; top: 43%; width: 10px; height: 17px; animation-delay: -.4s; }
.hero-particles i:nth-child(8) { left: 78%; top: 48%; width: 14px; height: 14px; animation-delay: -3.1s; }
.hero-particles i:nth-child(9) { left: 17%; top: 57%; width: 11px; height: 20px; transform: rotate(18deg); animation-delay: -2.8s; }
.hero-particles i:nth-child(10) { left: 55%; top: 62%; width: 17px; height: 11px; animation-delay: -1.7s; }
.hero-particles i:nth-child(11) { left: 83%; top: 69%; width: 10px; height: 18px; animation-delay: -3.2s; }
.hero-particles i:nth-child(12) { left: 32%; top: 75%; width: 14px; height: 14px; animation-delay: -.9s; }
.hero-particles i:nth-child(13) { left: 6%; top: 82%; width: 11px; height: 17px; animation-delay: -2.1s; }
.hero-particles i:nth-child(14) { left: 67%; top: 84%; width: 16px; height: 10px; animation-delay: -1.2s; }
.hero-particles i:nth-child(15) { left: 45%; top: 91%; width: 12px; height: 19px; animation-delay: -3.4s; }
.hero-particles i:nth-child(16) { left: 88%; top: 94%; width: 15px; height: 15px; animation-delay: -.6s; }
.hero-particles i:nth-child(17) { left: 24%; top: 48%; width: 10px; height: 10px; animation-delay: -2.7s; }
.hero-particles i:nth-child(18) { left: 72%; top: 38%; width: 12px; height: 16px; animation-delay: -1.8s; }
.hero-particles i:nth-child(19) { left: 4%; top: 14%; width: 15px; height: 11px; animation-delay: -2.3s; }
.hero-particles i:nth-child(20) { left: 37%; top: 17%; width: 11px; height: 18px; animation-delay: -.7s; }
.hero-particles i:nth-child(21) { left: 88%; top: 25%; width: 18px; height: 12px; animation-delay: -3s; }
.hero-particles i:nth-child(22) { left: 52%; top: 33%; width: 13px; height: 13px; animation-delay: -1.5s; }
.hero-particles i:nth-child(23) { left: 14%; top: 43%; width: 12px; height: 19px; animation-delay: -2.6s; }
.hero-particles i:nth-child(24) { left: 91%; top: 53%; width: 14px; height: 14px; animation-delay: -.3s; }
.hero-particles i:nth-child(25) { left: 49%; top: 58%; width: 18px; height: 11px; animation-delay: -1.9s; }
.hero-particles i:nth-child(26) { left: 6%; top: 67%; width: 13px; height: 17px; animation-delay: -2.9s; }
.hero-particles i:nth-child(27) { left: 72%; top: 73%; width: 11px; height: 19px; animation-delay: -1.1s; }
.hero-particles i:nth-child(28) { left: 38%; top: 85%; width: 16px; height: 12px; animation-delay: -2.2s; }
.hero-particles i:nth-child(29) { left: 89%; top: 88%; width: 13px; height: 13px; animation-delay: -.5s; }
.hero-particles i:nth-child(30) { left: 16%; top: 96%; width: 12px; height: 18px; animation-delay: -3.1s; }

/* Formato de barras inspirado en la referencia de partículas. */
.hero-particles i:nth-child(5n + 1) {
  width: 8px;
  height: 29px;
  border-radius: 2px;
  background: #d8b347;
  box-shadow: 0 0 7px rgba(216, 179, 71, .36);
}
.hero-particles i:nth-child(5n + 2) {
  width: 7px;
  height: 25px;
  border-radius: 2px;
  background: #238fa7;
  box-shadow: 0 0 6px rgba(35, 143, 167, .3);
}
.hero-particles i:nth-child(5n + 3) {
  width: 7px;
  height: 20px;
  border-radius: 2px;
  background: #d5dcda;
  box-shadow: 0 0 6px rgba(213, 220, 218, .5);
}
.hero-particles i:nth-child(5n + 4) {
  width: 8px;
  height: 17px;
  border-radius: 2px;
  background: #7893a2;
  box-shadow: 0 0 5px rgba(120, 147, 162, .34);
}
.hero-particles i:nth-child(5n) {
  width: 9px;
  height: 32px;
  border-radius: 2px;
  background: #e2bd4f;
  box-shadow: 0 0 8px rgba(226, 189, 79, .4);
}

.hero-particles i:nth-child(even) { animation-direction: alternate-reverse; }
.hero-particles-right i:nth-child(3n) { --particle-speed: 5.3s; }

.hero-particles:hover i {
  opacity: .92;
  filter: saturate(1.18);
}

/* Menor densidad en escritorio para que las barras no se superpongan. */
@media (min-width: 1100px) {
  .hero-particles i:nth-child(n + 13) { display: none; }
  .hero-particles i:nth-child(1)  { top: 4%;  left: 12%; }
  .hero-particles i:nth-child(2)  { top: 12%; left: 66%; }
  .hero-particles i:nth-child(3)  { top: 20%; left: 30%; }
  .hero-particles i:nth-child(4)  { top: 28%; left: 78%; }
  .hero-particles i:nth-child(5)  { top: 36%; left: 8%; }
  .hero-particles i:nth-child(6)  { top: 44%; left: 58%; }
  .hero-particles i:nth-child(7)  { top: 52%; left: 24%; }
  .hero-particles i:nth-child(8)  { top: 60%; left: 76%; }
  .hero-particles i:nth-child(9)  { top: 68%; left: 10%; }
  .hero-particles i:nth-child(10) { top: 76%; left: 62%; }
  .hero-particles i:nth-child(11) { top: 84%; left: 32%; }
  .hero-particles i:nth-child(12) { top: 92%; left: 80%; }
}

@keyframes particle-float {
  from { translate: 0 calc(var(--particle-travel) * -1); }
  to { translate: 0 var(--particle-travel); }
}

@media (max-width: 1099px) {
  .hero-particles {
    display: block;
    top: 70px;
    bottom: 24px;
    width: clamp(64px, 10vw, 115px);
    opacity: .62;
    pointer-events: none;
  }

  .hero-particles-left { left: 0; }
  .hero-particles-right { right: 0; }
}

.perspective {
  background:
    linear-gradient(90deg, rgba(122, 151, 171, 0.94), rgba(122, 151, 171, 0.98)),
    var(--akha-blue);
  color: var(--white);
  padding: 62px 0 72px;
}

.eyebrow,
.solution-label {
  margin: 0;
  color: var(--akha-yellow);
  font-size: 18px;
  font-weight: 900;
  line-height: 1;
}

.perspective h2 {
  margin: 30px 0 0;
  max-width: 1050px;
  font-size: 32px;
  font-weight: 400;
  line-height: 1.28;
}

.perspective h2 strong {
  color: var(--akha-yellow);
  font-weight: 900;
}

.yellow-rule {
  display: block;
  width: 64px;
  height: 5px;
  margin-top: 36px;
  background: var(--akha-yellow);
}

.method {
  background:
    radial-gradient(circle at 50% 0%, rgba(0, 174, 228, 0.08), transparent 26%),
    #ffffff;
  padding: 42px 0 76px;
}

.solution-label {
  color: var(--akha-cyan);
  font-size: 14px;
  text-align: center;
}

.hero-vision {
  width: min(760px, 100%);
  margin: 0 auto 26px;
  padding: 20px 28px;
  border-radius: 12px;
  background: linear-gradient(120deg, #7a97ab, #68899f);
  box-shadow: 0 12px 28px rgba(0, 46, 109, 0.14);
}

.hero-vision h2 {
  margin: 0;
  color: #fff;
  font-size: clamp(21px, 2.2vw, 30px);
  line-height: 1.2;
  text-align: center;
}

.hero-vision h2 strong {
  color: var(--akha-yellow);
}

.method h2,
.experts h2 {
  margin: 12px auto 46px;
  color: var(--akha-blue);
  font-size: 26px;
  font-weight: 900;
  line-height: 1.15;
  text-align: center;
}

.stations-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 20px;
  align-items: stretch;
}

.station-card {
  position: relative;
  display: flex;
  min-height: 568px;
  flex-direction: column;
  border: 1px solid var(--akha-line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 9px 22px rgba(0, 46, 109, 0.05);
  padding: 42px 20px 18px;
}

.station-number {
  position: absolute;
  top: -31px;
  left: 50%;
  display: grid;
  width: 62px;
  height: 62px;
  place-items: center;
  border: 3px solid var(--white);
  border-radius: 50%;
  background: var(--akha-blue);
  color: var(--white);
  font-size: 30px;
  font-weight: 900;
  transform: translateX(-50%);
}

.station-icon {
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  margin-bottom: 18px;
  border: 2px solid #0a75ff;
  border-radius: 8px;
  color: #0a75ff;
}

.station-icon svg {
  width: 36px;
  height: 36px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.2;
}

.station-card h3 {
  margin: 0 0 16px;
  color: var(--akha-blue);
  font-size: 14px;
  font-weight: 900;
  line-height: 1.2;
}

.station-card p {
  margin: 0 0 20px;
  color: var(--akha-blue);
  font-size: 12px;
  font-weight: 500;
  line-height: 1.58;
}

.check-list,
.number-list {
  display: grid;
  gap: 11px;
  margin: 0 0 22px;
  padding: 0;
  color: var(--akha-blue);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.32;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 18px;
}

.check-list li::before {
  position: absolute;
  left: 0;
  color: #0088ff;
  content: "\2713";
  font-weight: 900;
}

.number-list {
  counter-reset: legacy;
  gap: 14px;
  margin-top: 6px;
}

.number-list li {
  position: relative;
  min-height: 23px;
  padding-left: 34px;
  counter-increment: legacy;
}

.number-list li::before {
  position: absolute;
  left: 0;
  top: -2px;
  display: grid;
  width: 23px;
  height: 23px;
  place-items: center;
  border-radius: 50%;
  background: var(--akha-blue);
  color: var(--white);
  content: counter(legacy);
  font-size: 12px;
  font-weight: 900;
}

.plans {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  margin: 4px 0 20px;
}

.plans span {
  color: #0075ff;
  font-size: 11px;
  font-weight: 900;
}

.tier-list {
  display: grid;
  gap: 0;
  margin: auto 0 18px;
  border-top: 1px solid #e2ebf6;
}

.tier-item {
  border-bottom: 1px solid #e2ebf6;
}

.tier-trigger {
  display: flex;
  width: 100%;
  min-height: 40px;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  border: 0;
  background: transparent;
  color: var(--akha-blue);
  cursor: pointer;
  font-size: 11px;
  font-weight: 900;
  line-height: 1.2;
  padding: 0;
  text-align: left;
}

.tier-trigger::after {
  flex: 0 0 auto;
  color: var(--akha-blue);
  content: "\2304";
  font-size: 16px;
  line-height: 1;
  transition: transform 180ms ease;
}

.tier-trigger[aria-expanded="true"]::after {
  transform: rotate(180deg);
}

.tier-trigger:focus-visible {
  outline: 2px solid rgba(0, 174, 228, 0.6);
  outline-offset: 3px;
}

.tier-panel {
  padding: 0 0 14px;
}

.tier-panel p {
  margin: 0;
  color: var(--akha-blue);
  font-size: 11px;
  font-weight: 500;
  line-height: 1.45;
}

.tier-item.is-open .tier-trigger {
  color: #0075ff;
}

.video-link {
  position: relative;
  display: grid;
  grid-template-columns: 66px 1fr;
  gap: 12px;
  align-items: center;
  min-height: 86px;
  margin-top: auto;
  border: 1px solid #d8e5f4;
  border-radius: 8px;
  background: linear-gradient(180deg, #ffffff, #f9fcff);
  color: var(--akha-blue);
  padding: 12px;
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.video-link:hover {
  border-color: rgba(0, 174, 228, 0.55);
  box-shadow: 0 12px 24px rgba(0, 46, 109, 0.1);
  transform: translateY(-1px);
}

.video-link img {
  width: 66px;
  height: 58px;
  border-radius: 6px;
  object-fit: cover;
}

.video-link strong {
  display: block;
  font-size: 12px;
  font-weight: 900;
  line-height: 1.25;
}

.play {
  position: absolute;
  left: 31px;
  top: 50%;
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.72);
  transform: translateY(-50%);
}

.play::before {
  width: 0;
  height: 0;
  margin-left: 3px;
  border-top: 7px solid transparent;
  border-bottom: 7px solid transparent;
  border-left: 10px solid var(--white);
  content: "";
}

.method-cta {
  display: flex;
  width: min(280px, 100%);
  margin: 36px auto 0;
}

.experts {
  padding: 48px 0 64px;
  background: #ffffff;
}

.experts-layout {
  display: grid;
  grid-template-columns: 1fr 1fr 270px;
  gap: 32px;
  align-items: stretch;
}

.expert-profile {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 24px;
  align-items: start;
  border-bottom: 1px solid #e4ecf7;
  padding-bottom: 28px;
}

.expert-profile img {
  width: 160px;
  height: auto;
  border-radius: 0;
  background: transparent;
  object-fit: contain;
  object-position: center;
}

.expert-profile h3,
.member-card h3 {
  margin: 0;
  color: var(--akha-blue);
  font-size: 18px;
  font-weight: 900;
  line-height: 1.18;
}

.expert-profile p {
  margin: 14px 0 0;
  color: var(--akha-blue);
  font-size: 12px;
  font-weight: 500;
  line-height: 1.56;
}

.expert-profile .role {
  margin-top: 2px;
  font-weight: 800;
}

.member-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-radius: 8px;
  background:
    linear-gradient(145deg, rgba(0, 46, 109, 0.98), rgba(0, 31, 85, 1)),
    var(--akha-blue);
  box-shadow: var(--shadow);
  color: var(--white);
  padding: 28px 26px 24px;
}

.member-card h3 {
  color: var(--white);
  font-size: 22px;
}

.member-card p {
  margin: 20px 0 26px;
  color: var(--white);
  font-size: 13px;
  font-weight: 500;
}

.member-card .button {
  width: 100%;
  min-height: 44px;
  padding: 0 14px;
  font-size: 13px;
}

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 34px;
}

.testimonial-grid figure {
  min-height: 112px;
  margin: 0;
  border: 1px solid var(--akha-line);
  border-radius: 8px;
  background: var(--white);
  padding: 22px 24px;
}

.testimonial-grid blockquote {
  margin: 0;
  color: var(--akha-blue);
  font-size: 12px;
  font-weight: 500;
  line-height: 1.4;
}

.testimonial-grid figcaption {
  display: grid;
  gap: 2px;
  margin-top: 16px;
  color: var(--akha-blue);
  font-size: 13px;
  font-weight: 900;
}

.testimonial-grid span {
  color: var(--akha-yellow);
  font-size: 14px;
}

.admission {
  margin-top: 0;
  background: #7a97ab;
  color: var(--white);
  padding: 58px 0 48px;
}

.admission-layout {
  display: grid;
  grid-template-columns: 330px 1fr;
  gap: 68px;
  align-items: center;
}

.admission-copy h2 {
  margin: 0 0 24px;
  color: var(--white);
  font-size: 30px;
  font-weight: 400;
  line-height: 1.08;
}

.admission-copy p {
  margin: 0;
  max-width: 280px;
  color: var(--white);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.35;
}

.admission-form {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px 24px;
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.18);
  padding: 28px 34px 30px;
}

.admission-form label {
  display: grid;
  gap: 8px;
  color: var(--akha-blue);
  font-size: 12px;
  font-weight: 800;
}

.admission-form input,
.admission-form select {
  width: 100%;
  height: 44px;
  border: 1px solid #dbe4f0;
  border-radius: 6px;
  background: #ffffff;
  color: var(--akha-blue);
  font-size: 13px;
  font-weight: 500;
  padding: 0 12px;
  outline: none;
}

.admission-form input:focus,
.admission-form select:focus {
  border-color: var(--akha-cyan);
  box-shadow: 0 0 0 3px rgba(0, 174, 228, 0.16);
}

.admission-form .full {
  grid-column: 1 / -1;
}

.admission-form .button {
  width: 100%;
  min-height: 52px;
  margin-top: 4px;
  font-size: 17px;
}

.admission-form .button:disabled {
  cursor: wait;
  opacity: 0.72;
  transform: none;
}

.website-field {
  position: absolute;
  left: -100vw;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-status {
  min-height: 22px;
  margin: 0;
  color: var(--akha-blue);
  font-size: 13px;
  font-weight: 800;
  line-height: 1.35;
  text-align: center;
}

.form-status.is-success {
  color: #05743b;
}

.form-status.is-error {
  color: #b42318;
}

.site-footer {
  background: var(--akha-blue);
  color: var(--white);
  padding: 18px 0 20px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 230px 1fr;
  gap: 28px;
  align-items: end;
}

.footer-inner img {
  width: 96px;
}

.footer-inner nav {
  display: flex;
  justify-content: center;
  gap: 48px;
  color: var(--white);
  font-size: 12px;
  font-weight: 500;
}

.footer-inner a:hover {
  text-decoration: underline;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.video-lightbox {
  position: fixed;
  z-index: 1000;
  inset: 0;
  display: grid;
  place-items: center;
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  transition: opacity 180ms ease, visibility 180ms ease;
}

.video-lightbox.is-open {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
}

.lightbox-backdrop {
  position: absolute;
  inset: 0;
  border: 0;
  background: rgba(0, 21, 54, 0.84);
  cursor: pointer;
}

.lightbox-dialog {
  position: relative;
  z-index: 1;
  width: min(940px, calc(100% - 40px));
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  background: #001a46;
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.42);
  padding: 18px;
  transform: translateY(10px) scale(0.98);
  transition: transform 180ms ease;
}

.video-lightbox.is-open .lightbox-dialog {
  transform: translateY(0) scale(1);
}

.lightbox-close {
  position: absolute;
  top: -18px;
  right: -18px;
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 0;
  border-radius: 50%;
  background: var(--akha-yellow);
  color: var(--akha-blue);
  cursor: pointer;
  font-size: 30px;
  font-weight: 800;
  line-height: 1;
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.24);
}

.lightbox-media {
  overflow: hidden;
  aspect-ratio: 16 / 9;
  border-radius: 6px;
  background: #000;
}

.lightbox-media video {
  display: block;
  width: 100%;
  height: 100%;
  background: #000;
  object-fit: contain;
}

.lightbox-youtube-player {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
}

@media (max-width: 1120px) {
  .section-shell {
    width: min(960px, calc(100% - 40px));
  }

  .stations-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 36px 24px;
  }

  .station-card {
    min-height: 500px;
  }

  .experts-layout {
    grid-template-columns: repeat(2, 1fr);
    gap: 34px;
  }

  .member-card {
    grid-column: 1 / -1;
  }

  .member-card .button {
    width: min(280px, 100%);
  }
}

@media (max-width: 760px) {
  body {
    font-size: 15px;
  }

  .section-shell,
  .hero-inner {
    width: min(640px, calc(100% - 28px));
  }

  .hero {
    min-height: 0;
    padding: 44px 0 44px;
  }

  .brand-logo {
    width: 190px;
  }

  .hero h1 {
    font-size: 27px;
    max-width: 340px;
  }

  .hero p {
    margin: 20px auto 24px;
    font-size: 15px;
  }

  .trusted {
    margin-top: 34px;
  }

  .button-primary {
    width: 100%;
    gap: 12px;
    padding: 0 18px;
  }

  .trusted-logos {
    grid-template-columns: repeat(2, 1fr);
    gap: 18px 22px;
  }

  .trusted-logos img {
    max-height: 52px;
  }

  .corner-art {
    opacity: 0.48;
  }

  .corner-art-left {
    left: -190px;
  }

  .corner-art-right {
    right: -190px;
  }

  .perspective {
    padding: 44px 0 52px;
  }

  .eyebrow {
    font-size: 15px;
  }

  .perspective h2 {
    font-size: 24px;
  }

  .method h2,
  .experts h2 {
    margin-bottom: 38px;
    font-size: 23px;
  }

  .stations-grid,
  .experts-layout,
  .testimonial-grid,
  .admission-layout,
  .admission-form {
    grid-template-columns: 1fr;
  }

  .method {
    padding: 38px 0 58px;
  }

  .experts {
    padding: 42px 0 56px;
  }

  .stations-grid {
    gap: 38px;
  }

  .station-card {
    min-height: 0;
    padding: 40px 20px 18px;
  }

  .station-card h3 {
    font-size: 16px;
  }

  .station-card p,
  .check-list,
  .number-list,
  .video-link strong {
    font-size: 13px;
  }

  .expert-profile {
    grid-template-columns: 132px 1fr;
    gap: 20px;
  }

  .expert-profile img {
    width: 132px;
    height: auto;
  }

  .admission-layout {
    gap: 30px;
  }

  .admission-copy h2 {
    font-size: 26px;
  }

  .admission-copy p {
    max-width: none;
  }

  .admission-form {
    gap: 14px;
    padding: 20px;
  }

  .admission-form .button {
    gap: 10px;
    font-size: 15px;
    padding: 0 12px;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    justify-items: center;
    text-align: center;
  }

  .footer-inner nav {
    flex-direction: column;
    gap: 10px;
  }

  .footer-inner nav span {
    display: none;
  }

  .lightbox-dialog {
    width: min(620px, calc(100% - 28px));
    padding: 12px;
  }

  .lightbox-close {
    top: -16px;
    right: -10px;
  }
}

@media (max-width: 460px) {
  .hero h1 {
    font-size: 20px;
    line-height: 1.12;
    max-width: 300px;
  }

  .perspective h2 {
    font-size: 22px;
  }

  .expert-profile {
    grid-template-columns: 1fr;
  }

  .expert-profile img {
    width: 136px;
    height: auto;
  }
}

/* Adaptación de contenidos Grupo AKHA® */
.hero h1 { max-width: 980px; font-size: clamp(38px, 4vw, 52px); line-height: 1.06; }
.hero h1 strong { color: var(--akha-cyan); }
.identity-strip { width: min(1040px, 100%); }
.identity-marks { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; align-items: stretch; }
.identity-marks span { display: flex; min-height: 64px; align-items: center; justify-content: center; padding: 10px; border: 1px solid rgba(0,46,109,.14); border-radius: 8px; background: rgba(255,255,255,.82); color: var(--akha-blue); font-size: 12px; font-weight: 800; line-height: 1.15; text-align: center; }
.identity-marks img { width: 100%; height: 40px; object-fit: contain; }

.about { padding: 72px 0 78px; background: linear-gradient(120deg, #7a97ab, #68899f); }
.about h2 { max-width: 800px; margin-bottom: 20px; }
.about-copy { max-width: 970px; margin: 0; color: rgba(255,255,255,.88); font-size: 21px; line-height: 1.55; }

.services { padding-top: 78px; }
.services h2 { max-width: 750px; margin-inline: auto; }
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 54px; }
.service-card:nth-child(7) { grid-column: 2; }
.service-card { position: relative; display: flex; min-height: 435px; flex-direction: column; padding: 34px 28px 30px; overflow: hidden; border: 1px solid var(--akha-line); border-radius: 12px; background: #fff; box-shadow: 0 12px 35px rgba(0,46,109,.07); transition: transform .2s ease, box-shadow .2s ease; }
.service-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.service-card::after { position: absolute; right: -28px; bottom: -38px; width: 110px; height: 110px; border-radius: 50%; background: rgba(0,174,228,.08); content: ""; }
.service-number { display: inline-block; margin-bottom: 22px; color: var(--akha-cyan); font-size: 14px; font-weight: 900; }
.service-card h3 { margin: 0 0 14px; color: var(--akha-blue); font-size: 21px; line-height: 1.15; }
.service-card p { margin: 0; color: #35506f; }
.featured-service { background: #fff; }
.featured-service h3 { color: var(--akha-blue); }
.featured-service p { color: #35506f; }
.service-video { position: relative; z-index: 1; order: -1; display: block; width: 100%; aspect-ratio: 16 / 9; margin: 0 0 24px; overflow: hidden; border-radius: 9px; background: var(--akha-blue); color: #fff; }
.service-video img { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform .35s ease, opacity .35s ease; }
.service-play { position: absolute; top: 50%; left: 50%; display: grid; width: 48px; height: 48px; place-items: center; border: 2px solid rgba(255,255,255,.85); border-radius: 50%; background: rgba(0,46,109,.88); color: #fff; font-size: 16px; line-height: 1; transform: translate(-50%, -50%); transition: transform .25s ease, background .25s ease; }
.service-video-label { position: absolute; right: 10px; bottom: 9px; padding: 4px 8px; border-radius: 5px; background: rgba(0,31,85,.88); font-size: 12px; font-weight: 800; }
.service-video:hover img { opacity: .84; transform: scale(1.04); }
.service-video:hover .service-play { background: var(--akha-cyan); transform: translate(-50%, -50%) scale(1.08); }
.service-video:focus-visible { outline: 3px solid var(--akha-yellow); outline-offset: 3px; }
.methodology-note { max-width: 940px; margin: 46px auto 0; padding: 25px 30px; border-left: 5px solid var(--akha-yellow); border-radius: 8px; background: rgba(122,151,171,.12); color: var(--akha-blue); font-size: 18px; line-height: 1.55; text-align: center; }
.methodology-note strong { color: var(--akha-cyan); }
.text-link { position: relative; z-index: 1; display: inline-flex; gap: 12px; margin-top: 16px; color: var(--akha-blue); font-weight: 800; }

.mentorship { padding: 90px 0; background: var(--akha-soft); }
.section-intro { max-width: 760px; margin: -22px auto 50px; color: #42617d; font-size: 18px; text-align: center; }
.mentor-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.mentor-card { display: grid; grid-template-columns: 45% 55%; overflow: hidden; border: 1px solid var(--akha-line); border-radius: 14px; background: #fff; box-shadow: var(--shadow); }
.mentor-card > img { width: 100%; height: 100%; min-height: 430px; object-fit: cover; object-position: center top; }
.mentor-content { display: flex; align-items: flex-start; flex-direction: column; padding: 38px 30px; }
.mentor-label { margin: 0 0 6px; color: var(--akha-cyan); font-size: 11px; font-weight: 900; letter-spacing: .1em; }
.mentor-content h3 { margin: 0 0 5px; color: var(--akha-blue); font-size: 30px; }
.mentor-content .role { min-height: 42px; margin: 0 0 16px; color: var(--akha-blue); font-weight: 800; }
.mentor-content > p:not(.role):not(.mentor-label) { color: #42617d; }
.social-links { display: flex; gap: 16px; margin: auto 0 22px; }
.social-links a { display: block; width: 24px; height: 24px; border-radius: 50%; transition: transform .2s ease, filter .2s ease; }
.social-links a:hover { transform: translateY(-2px); filter: brightness(1.08); }
.social-links img { display: block; width: 100%; height: 100%; object-fit: contain; }
.mentor-content .button { width: 100%; padding: 0 15px; }

.challenge-label { gap: 8px; }
.admission-copy .eyebrow { color: var(--akha-yellow); }
.admission-copy h2 { font-size: 36px; }
.footer-brand { display: flex; align-items: center; }
.footer-brand img { width: 210px; max-height: 88px; object-fit: contain; }
.footer-content { display: grid; gap: 12px; }
.footer-inner .footer-socials { display: flex; align-items: center; justify-content: center; gap: 10px; }
.footer-socials a { display: block; width: 24px; height: 24px; border-radius: 50%; transition: transform .2s ease, filter .2s ease; }
.footer-socials a:hover { transform: translateY(-2px); filter: brightness(1.12); }
.footer-socials img { display: block; width: 100%; height: 100%; object-fit: contain; }
.footer-inner .footer-legal { display: flex; justify-content: center; gap: 34px; }
.whatsapp-float { position: fixed; z-index: 900; right: 24px; bottom: 24px; display: block; width: 64px; height: 64px; border-radius: 50%; background: transparent; box-shadow: 0 12px 30px rgba(0,0,0,.25); transition: transform .2s ease, box-shadow .2s ease; }
.whatsapp-float:hover { transform: translateY(-3px) scale(1.04); box-shadow: 0 16px 34px rgba(0,0,0,.3); }
.whatsapp-float img { display: block; width: 100%; height: 100%; object-fit: contain; }

@media (max-width: 900px) {
  .identity-marks { grid-template-columns: repeat(2, 1fr); }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .service-card:nth-child(7) { grid-column: auto; }
  .mentor-grid { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
  .hero h1 { max-width: 350px; font-size: 28px; line-height: 1.08; }
  .hero-vision { margin-bottom: 22px; padding: 17px 18px; }
  .hero-vision h2 { font-size: 20px; }
  .hero-particles {
    top: 84px;
    bottom: 18px;
    width: 48px;
    opacity: .48;
  }
  .hero-particles i { scale: .72; }
  .hero-particles i:nth-child(n + 19) { display: none; }
  .identity-marks, .service-grid { grid-template-columns: 1fr; }
  .identity-marks span { min-height: 100px; }
  .identity-marks img,
  .identity-marks span:nth-child(n) img {
    width: min(210px, 100%);
    height: 78px;
    max-height: none;
    object-fit: contain;
  }
  .about-copy { font-size: 18px; }
  .service-card { min-height: 0; }
  .mentor-card { grid-template-columns: 1fr; }
  .mentor-card > img { height: 310px; min-height: 0; }
  .mentor-content { padding: 28px 22px; }
  .social-links { margin-top: 15px; }
  .footer-brand { flex-direction: column; }
  .footer-inner .footer-socials { flex-direction: row; gap: 10px; }
  .footer-inner .footer-legal { gap: 10px; }
  .whatsapp-float { right: 16px; bottom: 16px; width: 56px; height: 56px; }
}