/* =============================================================
   otoneuro.cl — Premium Medical Personal Brand
   Archetype: Glassmorphism Modern (Clinical Blue Adaptation)
   ============================================================= */

/* =============================================================
   1. Tokens
   ============================================================= */
:root {
  /* Palette */
  --bg:          #f0f4f8;
  --bg-2:        #e8eef6;
  --white:       #ffffff;
  --navy:        #0a1628;
  --navy-2:      #0d1f3c;
  --navy-soft:   #1a3a5c;
  --blue:        #1d4ed8;
  --blue-2:      #2563eb;
  --cyan:        #06b6d4;
  --cyan-2:      #0891b2;
  --cyan-soft:   rgba(6,182,212,0.12);
  --ink:         #0a1628;
  --ink-soft:    #1e3a5f;
  --ink-mute:    #4b6a8a;
  --ink-light:   #7a98b8;
  --accent:      #1d4ed8;
  --accent-cyan: #06b6d4;
  --line:        rgba(10,22,40,0.10);

  /* Glass */
  --glass:       rgba(255,255,255,0.72);
  --glass-2:     rgba(255,255,255,0.50);
  --glass-border: rgba(255,255,255,0.85);
  --glass-shadow: 0 8px 32px rgba(10,22,40,0.10), 0 1.5px 4px rgba(10,22,40,0.06);

  /* Typography */
  --sans:   "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --serif:  "Fraunces", "Georgia", serif;
  --mono:   "JetBrains Mono", "Fira Mono", monospace;

  /* Spacing */
  --section-py:  clamp(4rem, 9vw, 8rem);
  --container:   min(1200px, 100% - 3rem);
  --gutter:      clamp(1rem, 4vw, 2rem);

  /* Easings */
  --ease-out:    cubic-bezier(0.16, 1, 0.3, 1);
  --ease-soft:   cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Radius */
  --r-sm:   8px;
  --r-md:   16px;
  --r-lg:   24px;
  --r-xl:   32px;
}

/* =============================================================
   2. Reset & Base
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  overflow-x: clip;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  overscroll-behavior-y: none;
}

img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
p { text-wrap: pretty; }
h1,h2,h3,h4 { text-wrap: balance; line-height: 1.08; letter-spacing: -0.025em; }
ul { list-style: none; padding: 0; }

::selection { background: var(--cyan); color: var(--white); }

:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip-link {
  position: fixed; top: -100px; left: 1rem;
  padding: .5rem 1rem; background: var(--navy); color: var(--white);
  z-index: 9999; border-radius: var(--r-sm); font-weight: 500; font-size: .875rem;
}
.skip-link:focus { top: 1rem; }

/* =============================================================
   3. Utilities
   ============================================================= */
.container { width: var(--container); margin-inline: auto; }

.tag {
  display: inline-flex; align-items: center; gap: .4rem;
  padding: .3rem .8rem;
  background: var(--cyan-soft);
  color: var(--cyan-2);
  border: 1px solid rgba(6,182,212,0.25);
  border-radius: 100px;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .05em;
  text-transform: uppercase;
}

/* =============================================================
   4. Typography
   ============================================================= */
.display-xl {
  font-family: var(--serif);
  font-size: clamp(2.4rem, 5vw, 4.2rem);
  font-weight: 400;
  font-style: italic;
  line-height: 1.05;
  letter-spacing: -0.03em;
}

.display-lg {
  font-family: var(--serif);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 400;
  font-style: italic;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.heading-2 {
  font-family: var(--serif);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 400;
  font-style: italic;
  line-height: 1.15;
}

.section-label {
  font-family: var(--mono);
  font-size: .7rem;
  font-weight: 400;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--cyan-2);
  margin-bottom: .75rem;
}

.section-title {
  font-family: var(--serif);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 400;
  font-style: italic;
  color: var(--navy);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.section-sub {
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  color: var(--ink-mute);
  max-width: 52ch;
  line-height: 1.7;
}

/* =============================================================
   5. Components
   ============================================================= */

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .8rem 1.8rem;
  font-size: .9rem;
  font-weight: 600;
  border-radius: 100px;
  transition: all .3s var(--ease-out);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background: var(--blue);
  color: var(--white);
  border: 1.5px solid var(--blue);
  box-shadow: 0 4px 20px rgba(29,78,216,0.30);
}
.btn-primary:hover {
  background: var(--blue-2);
  box-shadow: 0 6px 28px rgba(29,78,216,0.40);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--navy);
  border: 1.5px solid var(--line);
}
.btn-ghost:hover {
  background: var(--white);
  border-color: var(--blue);
  color: var(--blue);
  transform: translateY(-1px);
}

.btn-cyan {
  background: var(--cyan);
  color: var(--white);
  border: 1.5px solid var(--cyan);
  box-shadow: 0 4px 20px rgba(6,182,212,0.30);
}
.btn-cyan:hover {
  background: var(--cyan-2);
  box-shadow: 0 6px 28px rgba(6,182,212,0.40);
  transform: translateY(-1px);
}

.btn-outline-white {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,0.6);
}
.btn-outline-white:hover {
  background: rgba(255,255,255,0.15);
  border-color: var(--white);
  transform: translateY(-1px);
}

.btn-icon { font-style: normal; }

/* Glass cards */
.glass-card {
  background: var(--glass);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1.5px solid var(--glass-border);
  border-radius: var(--r-lg);
  box-shadow: var(--glass-shadow);
}

/* Solid fallback */
@supports not (backdrop-filter: blur(20px)) {
  .glass-card { background: rgba(255,255,255,0.92); }
}

/* =============================================================
   6. Sections
   ============================================================= */

/* ---- NAV ---- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 1rem var(--gutter);
  transition: background .4s var(--ease-soft), box-shadow .4s var(--ease-soft);
}
.nav.is-scrolled {
  background: rgba(240,244,248,0.88);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  box-shadow: 0 1px 0 var(--line);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  max-width: 1200px; margin: auto;
}
.nav-logo {
  display: flex; align-items: center; gap: .6rem;
  font-weight: 700; font-size: 1.05rem; color: var(--navy);
  letter-spacing: -0.02em;
  flex-shrink: 0;
}
.site-logo {
  display: block;
  width: auto;
  object-fit: contain;
}
.site-logo-nav {
  height: auto;
  width: clamp(138px, 13vw, 155px);
  max-width: 48vw;
}
.nav-logo-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  flex-shrink: 0;
}
.nav-links {
  display: none;
  gap: 2rem;
}
.nav-links a {
  font-size: .875rem; font-weight: 500; color: var(--ink-soft);
  transition: color .25s;
  position: relative;
}
.nav-links a::after {
  content: "";
  position: absolute; bottom: -2px; left: 0; right: 100%;
  height: 1.5px;
  background: var(--blue);
  transition: right .35s var(--ease-out);
}
.nav-links a:hover { color: var(--blue); }
.nav-links a:hover::after { right: 0; }

.nav-cta { display: none; }
.nav-hamburger {
  display: flex; flex-direction: column; gap: 5px;
  width: 28px; cursor: pointer; padding: 4px;
}
.nav-hamburger span {
  height: 2px; background: var(--navy); border-radius: 2px;
  transition: all .3s var(--ease-out);
}
.nav-hamburger.is-open span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.nav-hamburger.is-open span:nth-child(2) { opacity: 0; }
.nav-hamburger.is-open span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* Mobile drawer */
.nav-drawer {
  position: fixed; inset: 0; top: 84px; z-index: 99;
  background: rgba(240,244,248,0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 2rem var(--gutter);
  display: flex; flex-direction: column; gap: 1.5rem;
  transform: translateY(-110%);
  transition: transform .4s var(--ease-out);
}
.nav-drawer.is-open { transform: translateY(0); }
.nav-drawer a {
  font-size: 1.25rem; font-weight: 600; color: var(--navy);
  padding: .75rem 0; border-bottom: 1px solid var(--line);
}

/* ---- HERO ---- */
.hero {
  min-height: 100vh;
  min-height: 100svh;
  padding-top: 100px;
  padding-bottom: var(--section-py);
  position: relative;
  overflow: clip;
}

.hero-mesh {
  position: absolute; inset: -10% -5%;
  z-index: 0;
  background:
    radial-gradient(ellipse at 15% 25%, rgba(6,182,212,0.22) 0%, transparent 55%),
    radial-gradient(ellipse at 85% 70%, rgba(29,78,216,0.18) 0%, transparent 55%),
    radial-gradient(ellipse at 55% 5%,  rgba(10,22,40,0.07) 0%, transparent 40%),
    radial-gradient(ellipse at 30% 80%, rgba(6,182,212,0.10) 0%, transparent 45%);
  filter: blur(55px) saturate(130%);
  animation: meshDrift 25s ease-in-out infinite;
}

@keyframes meshDrift {
  0%, 100% { transform: scale(1) rotate(0deg); }
  33%       { transform: scale(1.08) rotate(3deg); }
  66%       { transform: scale(1.04) rotate(-2deg); }
}

@media (prefers-reduced-motion: reduce) {
  .hero-mesh { animation: none; }
}

.hero-grid {
  position: relative; z-index: 1;
  display: grid;
  gap: 3rem;
  align-items: center;
}

.hero-kicker { margin-bottom: 1.25rem; }

.hero-title {
  font-family: var(--serif);
  font-size: clamp(2.2rem, 5vw, 4rem);
  font-weight: 400;
  font-style: italic;
  color: var(--navy);
  line-height: 1.06;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
}

.hero-title em {
  font-style: normal;
  background: linear-gradient(135deg, var(--blue) 0%, var(--cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: clamp(.95rem, 1.5vw, 1.1rem);
  color: var(--ink-mute);
  max-width: 50ch;
  line-height: 1.7;
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex; flex-wrap: wrap; gap: .75rem;
  margin-bottom: 3rem;
}

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

.hero-stat {
  padding: 1rem 1.25rem;
  border-radius: var(--r-md);
  text-align: center;
}

.hero-stat-val {
  font-family: var(--mono);
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 700;
  color: var(--navy);
  line-height: 1;
  margin-bottom: .2rem;
}

.hero-stat-label {
  font-size: .7rem;
  color: var(--ink-mute);
  line-height: 1.3;
}

/* Hero image */
.hero-visual {
  position: relative;
  display: flex; justify-content: center; align-items: center;
}

.hero-photo-wrap {
  position: relative;
  border-radius: var(--r-xl);
  overflow: hidden;
  box-shadow: 0 32px 80px rgba(10,22,40,0.18), 0 8px 24px rgba(29,78,216,0.12);
  animation: heroBob 6s ease-in-out infinite;
}

@keyframes heroBob {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-10px); }
}

@media (prefers-reduced-motion: reduce) {
  .hero-photo-wrap { animation: none; }
}

.hero-photo {
  width: 100%; max-width: 420px; height: auto;
  object-fit: cover; object-position: 58% 28%; display: block;
  aspect-ratio: 3/4;
}

.hero-photo-badge {
  position: absolute; bottom: 1.5rem; left: 1.5rem; right: 1.5rem;
  padding: 1rem 1.25rem;
  border-radius: var(--r-md);
}

.hero-badge-name {
  font-size: .95rem; font-weight: 700; color: var(--navy);
  margin-bottom: .1rem;
}
.hero-badge-title {
  font-size: .75rem; color: var(--ink-mute); font-family: var(--mono);
}

.hero-deco-1, .hero-deco-2 {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}
.hero-deco-1 {
  width: 180px; height: 180px;
  background: radial-gradient(circle, rgba(6,182,212,0.18), transparent 70%);
  top: -40px; right: -40px;
}
.hero-deco-2 {
  width: 120px; height: 120px;
  background: radial-gradient(circle, rgba(29,78,216,0.14), transparent 70%);
  bottom: -20px; left: -30px;
}

/* ---- SOBRE MÍ ---- */
.about {
  padding-block: var(--section-py);
  background: var(--white);
}

.about-grid {
  display: grid;
  gap: 3rem;
  align-items: center;
}

.about-text p { color: var(--ink-soft); line-height: 1.75; margin-bottom: 1.1rem; }
.about-text p:last-child { margin-bottom: 0; }

.about-visual {
  position: relative;
}

.about-photo {
  width: 100%;
  border-radius: var(--r-xl);
  object-fit: cover;
  object-position: 38% 30%;
  aspect-ratio: 4/5;
  box-shadow: 0 24px 60px rgba(10,22,40,0.12);
}

.about-card-float {
  position: absolute;
  top: 1.5rem; left: -1rem;
  padding: 1rem 1.25rem;
  border-radius: var(--r-md);
  min-width: 170px;
}

.about-card-float .val {
  font-size: 1.6rem; font-weight: 800; color: var(--blue);
  line-height: 1;
}
.about-card-float .lbl {
  font-size: .7rem; color: var(--ink-mute); font-family: var(--mono);
  text-transform: uppercase; letter-spacing: .06em;
}

/* ---- TRAYECTORIA ---- */
.trajectory {
  padding-block: var(--section-py);
  background: var(--bg);
}

.trajectory-header { margin-bottom: 3rem; }

.trajectory-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.traj-item {
  position: relative;
  border-radius: var(--r-lg);
  overflow: hidden;
  cursor: pointer;
}

.traj-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .6s var(--ease-out);
  display: block;
}

.traj-item:hover img { transform: scale(1.06); }

.traj-item-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(10,22,40,0.82) 0%, transparent 55%);
}

.traj-item-label {
  position: absolute; bottom: 1rem; left: 1rem;
  font-size: .7rem; font-weight: 600;
  letter-spacing: .08em; text-transform: uppercase;
  color: var(--white);
  background: rgba(29,78,216,0.9);
  padding: .3rem .7rem;
  border-radius: 100px;
}

.traj-item.large { grid-column: span 2; }
.traj-item.large img { aspect-ratio: 16/7; }
.traj-item:not(.large) img { aspect-ratio: 4/3; }

/* ---- HIGHLIGHTS ---- */
.highlights {
  padding-block: var(--section-py);
  background: var(--white);
}

.highlights-header { margin-bottom: 3rem; }

.highlights-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
}

.highlight-card {
  padding: 1.75rem;
  border-radius: var(--r-lg);
  transition: transform .35s var(--ease-out), box-shadow .35s var(--ease-out);
}

.highlight-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 50px rgba(10,22,40,0.12), 0 4px 12px rgba(29,78,216,0.08);
}

.highlight-icon {
  font-size: 1.8rem; margin-bottom: 1rem;
  display: block;
}

.highlight-title {
  font-size: .95rem; font-weight: 700; color: var(--navy);
  margin-bottom: .5rem; line-height: 1.3;
}

.highlight-text {
  font-size: .85rem; color: var(--ink-mute); line-height: 1.65;
}

/* ---- ESPECIALIZACIÓN ---- */
.specialties {
  padding-block: var(--section-py);
  position: relative;
  overflow: clip;
}

.specialties-bg {
  position: absolute; inset: 0; z-index: 0;
  overflow: hidden;
  background:
    radial-gradient(55% 75% at 88% 12%, rgba(6,182,212,0.16), transparent 60%),
    radial-gradient(50% 70% at 8% 92%, rgba(29,78,216,0.18), transparent 60%),
    linear-gradient(160deg, var(--navy) 0%, var(--navy-2) 50%, #0c2042 100%);
}
.specialties-bg::after {
  content: ""; position: absolute; inset: -20%;
  background: radial-gradient(40% 40% at 50% 50%, rgba(6,182,212,0.06), transparent 70%);
  filter: blur(40px);
  pointer-events: none;
}

.specialties-inner {
  position: relative; z-index: 1;
}

.specialties-inner .section-label { color: rgba(6,182,212,0.9); }
.specialties-inner .section-title { color: var(--white); }
.specialties-inner .section-sub { color: rgba(255,255,255,0.65); }

.specialties-header { margin-bottom: 3rem; }

.specialties-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
}

.specialty-item {
  display: flex; align-items: center; gap: .85rem;
  padding: 1rem 1.2rem;
  border-radius: var(--r-md);
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  transition: background .3s, transform .3s var(--ease-out);
  cursor: default;
}

.specialty-item:hover {
  background: rgba(255,255,255,0.13);
  transform: translateX(4px);
}

.specialty-icon { font-size: 1.2rem; flex-shrink: 0; }
.specialty-name { font-size: .85rem; color: rgba(255,255,255,0.88); font-weight: 500; }

/* Evaluation showcase (real clinical photos) */
.eval-showcase { margin-top: 3rem; }

.eval-showcase-label {
  font-family: var(--mono);
  font-size: .7rem; font-weight: 600;
  letter-spacing: .12em; text-transform: uppercase;
  color: rgba(6,182,212,0.9);
  margin-bottom: 1.25rem;
}

.eval-showcase-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.eval-fig {
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.14);
}

.eval-fig img {
  width: 100%; display: block;
  object-fit: cover;
  aspect-ratio: 4/5;
  object-position: center 30%;
  transition: transform .6s var(--ease-out);
}

.eval-fig:hover img { transform: scale(1.04); }

.eval-fig figcaption {
  padding: .8rem 1.1rem;
  font-size: .78rem;
  color: rgba(255,255,255,0.7);
  font-weight: 500;
  line-height: 1.4;
}

@media (min-width: 720px) {
  .eval-showcase-grid { grid-template-columns: 1fr 1fr; }
}

/* ---- CURSOS ---- */
.courses {
  padding-block: var(--section-py);
  background: var(--bg);
}

.courses-header { margin-bottom: 3rem; }

.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
  margin-bottom: 3rem;
}

.course-card {
  padding: 1.75rem;
  border-radius: var(--r-lg);
  position: relative;
  display: flex;
  flex-direction: column;
  transition: transform .35s var(--ease-out), box-shadow .35s var(--ease-out);
}

.course-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 50px rgba(10,22,40,0.12), 0 4px 12px rgba(29,78,216,0.08);
}

.course-top {
  display: flex; align-items: center; justify-content: space-between;
  gap: .5rem; margin-bottom: 1rem;
}

.course-level {
  font-size: .65rem; font-weight: 700; letter-spacing: .06em;
  text-transform: uppercase; font-family: var(--mono);
  color: var(--navy);
  background: rgba(10,22,40,0.06);
  border: 1px solid var(--line);
  padding: .25rem .6rem;
  border-radius: 100px;
}

.course-coming {
  font-size: .62rem; font-weight: 700; letter-spacing: .07em;
  text-transform: uppercase;
  color: var(--cyan-2);
  background: var(--cyan-soft);
  border: 1px solid rgba(6,182,212,0.25);
  padding: .25rem .6rem;
  border-radius: 100px;
  white-space: nowrap;
}

.course-title {
  font-size: 1.05rem; font-weight: 700; color: var(--navy);
  line-height: 1.3; margin-bottom: .5rem;
}

.course-desc {
  font-size: .85rem; color: var(--ink-mute); line-height: 1.55;
  margin-bottom: 1rem;
}

.course-includes {
  display: flex; flex-direction: column; gap: .4rem;
  margin-bottom: 1.1rem;
}
.course-includes li {
  display: flex; align-items: flex-start; gap: .5rem;
  font-size: .82rem; color: var(--ink-soft);
}
.course-includes li::before {
  content: ""; flex-shrink: 0; margin-top: .1rem;
  width: 16px; height: 16px;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  border-radius: 50%;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='white'%3E%3Cpath fill-rule='evenodd' d='M16.707 5.293a1 1 0 010 1.414l-8 8a1 1 0 01-1.414 0l-4-4a1 1 0 011.414-1.414L8 12.586l7.293-7.293a1 1 0 011.414 0z'/%3E%3C/svg%3E");
  background-size: 12px; background-repeat: no-repeat; background-position: center;
}

.course-meta {
  display: flex; gap: 1rem; flex-wrap: wrap;
  font-size: .72rem; color: var(--ink-light); font-family: var(--mono);
  padding-bottom: 1.1rem;
  border-bottom: 1px solid var(--line);
  margin-bottom: 1.1rem;
}

.course-foot {
  margin-top: auto;
  display: flex; flex-direction: column; gap: .85rem;
}

.course-price {
  font-size: .8rem; font-weight: 600; color: var(--cyan-2);
}

.course-cta {
  width: 100%; justify-content: center;
}

/* ---- Curso destacado ---- */
.course-featured {
  position: relative;
  padding: clamp(1.5rem, 3vw, 2.5rem);
  margin-bottom: 2.5rem;
  overflow: hidden;
  border: 1.5px solid rgba(6,182,212,0.35);
}
.course-featured::before {
  content: "";
  position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(60% 80% at 85% 10%, rgba(6,182,212,0.12), transparent 60%),
    radial-gradient(50% 70% at 10% 100%, rgba(29,78,216,0.10), transparent 60%);
  pointer-events: none;
}

.course-featured-tag {
  position: relative; z-index: 1;
  display: inline-flex; align-items: center; gap: .35rem;
  font-family: var(--mono); font-size: .65rem; font-weight: 700;
  letter-spacing: .1em; text-transform: uppercase;
  color: var(--white);
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  padding: .35rem .85rem; border-radius: 100px;
  margin-bottom: 1.25rem;
}

.course-featured-grid {
  position: relative; z-index: 1;
  display: grid; gap: 2rem;
  align-items: start;
}

.course-featured-title {
  font-family: var(--serif); font-style: italic; font-weight: 400;
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  color: var(--navy); line-height: 1.1;
  margin: .75rem 0 .9rem;
}

.course-featured-desc {
  font-size: .95rem; color: var(--ink-soft); line-height: 1.7;
  margin-bottom: 1.5rem; max-width: 52ch;
}

.course-featured-actions {
  display: flex; align-items: center; flex-wrap: wrap; gap: .75rem 1.25rem;
}
.course-featured-actions .course-price { font-size: .82rem; }

.course-featured-specs {
  display: grid; gap: .9rem;
  background: rgba(255,255,255,0.55);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-md);
  padding: 1.25rem 1.4rem;
}
.course-featured-specs li {
  display: flex; flex-direction: column; gap: .15rem;
  padding-bottom: .85rem;
  border-bottom: 1px solid var(--line);
}
.course-featured-specs li:last-child { border-bottom: none; padding-bottom: 0; }
.course-featured-specs span {
  font-family: var(--mono); font-size: .65rem; letter-spacing: .08em;
  text-transform: uppercase; color: var(--cyan-2);
}
.course-featured-specs strong { font-size: .9rem; color: var(--navy); font-weight: 600; line-height: 1.35; }

@media (min-width: 860px) {
  .course-featured-grid { grid-template-columns: 1.6fr 1fr; gap: 2.5rem; }
}

.courses-subhead {
  font-family: var(--mono); font-size: .72rem; font-weight: 600;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 1.25rem;
  display: flex; align-items: center; gap: .85rem;
}
.courses-subhead::after {
  content: ""; flex: 1; height: 1px; background: var(--line);
}

/* ---- Lista de espera ---- */
.courses-cta { text-align: center; }

.waitlist {
  max-width: 720px; margin: 0 auto;
  padding: 2.25rem clamp(1.25rem, 4vw, 2.5rem);
  text-align: center;
}

.waitlist-title {
  font-family: var(--serif); font-style: italic; font-weight: 400;
  font-size: clamp(1.3rem, 2.4vw, 1.7rem);
  color: var(--navy); margin-bottom: .5rem;
}

.waitlist-sub {
  font-size: .9rem; color: var(--ink-mute); line-height: 1.6;
  max-width: 46ch; margin: 0 auto 1.5rem;
}

.waitlist-chip {
  display: inline-flex; align-items: center; gap: .5rem;
  font-size: .78rem; color: var(--ink-soft);
  background: var(--cyan-soft);
  border: 1px solid rgba(6,182,212,0.25);
  padding: .35rem .85rem; border-radius: 100px;
  margin-bottom: 1rem;
}
.waitlist-chip strong { color: var(--cyan-2); }
.waitlist-chip button {
  font-size: .7rem; color: var(--ink-mute);
  width: 16px; height: 16px; line-height: 1;
  display: inline-flex; align-items: center; justify-content: center;
}
.waitlist-chip button:hover { color: var(--blue); }

.waitlist-row {
  display: flex; flex-wrap: wrap; gap: .75rem; justify-content: center;
}

.courses-cta-note {
  font-size: .8rem; color: var(--ink-light); margin-top: 1rem;
}

/* Newsletter / waitlist input */
.newsletter-form {
  display: flex; flex-wrap: wrap; gap: .75rem; justify-content: center;
  margin-bottom: .75rem;
}

.newsletter-input {
  flex: 1 1 240px;
  padding: .85rem 1.25rem;
  font-family: var(--sans); font-size: .9rem;
  background: var(--white);
  border: 1.5px solid var(--line);
  border-radius: 100px;
  color: var(--ink);
  transition: border-color .25s;
  outline: none;
}
.newsletter-input:focus { border-color: var(--blue); }
.newsletter-input::placeholder { color: var(--ink-light); }

/* ---- LEAD MAGNET ---- */
.lead-magnet {
  padding-block: var(--section-py);
  background: var(--white);
}

.lead-grid {
  display: grid; gap: 2.5rem; align-items: center;
}

.lead-mock { display: flex; justify-content: center; }

.lead-mock-card {
  width: 100%; max-width: 340px;
  padding: 1.75rem;
  transform: rotate(-2deg);
  transition: transform .5s var(--ease-out);
}
.lead-mock-card:hover { transform: rotate(0deg) translateY(-4px); }

.lead-mock-badge {
  display: inline-block;
  font-family: var(--mono); font-size: .6rem; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase;
  color: var(--cyan-2); background: var(--cyan-soft);
  border: 1px solid rgba(6,182,212,0.25);
  padding: .25rem .6rem; border-radius: 100px;
  margin-bottom: 1rem;
}
.lead-mock-title {
  font-family: var(--serif); font-style: italic; font-size: 1.4rem;
  color: var(--navy); margin-bottom: 1rem;
}
.lead-mock-list { display: grid; gap: .65rem; }
.lead-mock-list li {
  display: flex; align-items: center; gap: .6rem;
  font-size: .82rem; color: var(--ink-soft);
}
.lead-mock-list li::before {
  content: ""; flex-shrink: 0;
  width: 16px; height: 16px; border-radius: 5px;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='white'%3E%3Cpath fill-rule='evenodd' d='M16.707 5.293a1 1 0 010 1.414l-8 8a1 1 0 01-1.414 0l-4-4a1 1 0 011.414-1.414L8 12.586l7.293-7.293a1 1 0 011.414 0z'/%3E%3C/svg%3E");
  background-size: 12px; background-repeat: no-repeat; background-position: center;
}

.lead-resource {
  display: inline-flex; align-items: center; gap: .5rem;
  font-weight: 700; color: var(--navy); font-size: 1rem;
  margin: 1rem 0 .75rem;
}
.lead-text { color: var(--ink-soft); line-height: 1.7; margin-bottom: 1.5rem; max-width: 50ch; }

.lead-form {
  display: flex; flex-wrap: wrap; gap: .75rem; margin-bottom: .75rem;
}

@media (min-width: 860px) {
  .lead-grid { grid-template-columns: .8fr 1.2fr; gap: 3.5rem; }
}

/* ---- FORMACIÓN (TIMELINE) ---- */
.formation {
  padding-block: var(--section-py);
  background: var(--white);
}

.formation-grid {
  display: grid;
  gap: 4rem;
  align-items: start;
}

.formation-header { margin-bottom: 2rem; }

.timeline { position: relative; }

.timeline::before {
  content: "";
  position: absolute; left: 1.25rem; top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--blue), var(--cyan));
  border-radius: 2px;
}

.timeline-item {
  display: flex; gap: 1.5rem;
  padding-left: .5rem;
  margin-bottom: 2rem;
}

.timeline-item:last-child { margin-bottom: 0; }

.timeline-dot {
  flex-shrink: 0;
  width: 1.5rem; height: 1.5rem;
  background: var(--white);
  border: 2.5px solid var(--blue);
  border-radius: 50%;
  margin-top: .2rem;
  position: relative; z-index: 1;
  transition: background .3s, border-color .3s;
}

.timeline-item:hover .timeline-dot {
  background: var(--blue);
  border-color: var(--cyan);
}

.timeline-year {
  font-family: var(--mono);
  font-size: .7rem; font-weight: 700;
  color: var(--cyan-2);
  letter-spacing: .08em;
  margin-bottom: .25rem;
  text-transform: uppercase;
}

.timeline-hito {
  font-weight: 600; color: var(--navy);
  font-size: .92rem; margin-bottom: .2rem; line-height: 1.3;
}

.timeline-inst {
  font-size: .8rem; color: var(--ink-mute); font-style: italic;
}

.formation-visual {
  border-radius: var(--r-xl); overflow: hidden;
  box-shadow: 0 24px 60px rgba(10,22,40,0.10);
}

.formation-visual img {
  width: 100%; object-fit: cover;
  aspect-ratio: 4/3;
}

/* International internships block */
.formation-intl {
  display: flex; flex-direction: column; gap: 1.25rem;
  position: sticky; top: 100px;
}

.formation-intl-label {
  font-family: var(--mono);
  font-size: .7rem; font-weight: 600;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--cyan-2);
}

.formation-intl-fig {
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--white);
  box-shadow: var(--glass-shadow);
  border: 1.5px solid var(--glass-border);
}

.formation-intl-fig img {
  width: 100%; display: block;
  object-fit: cover;
  aspect-ratio: 16/10;
  transition: transform .6s var(--ease-out);
}

.formation-intl-fig:hover img { transform: scale(1.04); }

.formation-intl-fig figcaption {
  padding: .7rem 1rem;
  font-size: .72rem;
  color: var(--ink-mute);
  font-weight: 500;
  line-height: 1.4;
}

/* ---- CONGRESOS ---- */
.congresses {
  padding-block: var(--section-py);
  background: var(--bg);
}

.congresses-grid {
  display: grid;
  gap: 3rem;
  align-items: start;
}

.congress-list { margin-top: 2rem; }

.congress-item {
  display: flex; align-items: flex-start; gap: 1rem;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--line);
  transition: padding-left .25s var(--ease-out);
  cursor: default;
}

.congress-item:hover { padding-left: .5rem; }

.congress-item:last-child { border-bottom: none; }

.congress-role {
  flex-shrink: 0;
  font-family: var(--mono); font-size: .62rem; font-weight: 600;
  letter-spacing: .04em; text-transform: uppercase;
  color: var(--cyan-2);
  background: var(--cyan-soft);
  border: 1px solid rgba(6,182,212,0.25);
  padding: .3rem .65rem; border-radius: 100px;
  margin-top: .1rem; white-space: nowrap;
}

.congress-body { display: flex; flex-direction: column; gap: .15rem; }
.congress-name { font-size: .92rem; color: var(--navy); font-weight: 600; line-height: 1.35; }
.congress-place { font-size: .78rem; color: var(--ink-mute); }

.congresses-visual {
  border-radius: var(--r-xl); overflow: hidden;
  box-shadow: 0 24px 60px rgba(10,22,40,0.10);
  position: relative;
}

.congresses-visual img {
  width: 100%; object-fit: cover; aspect-ratio: 4/3;
}

.congresses-visual-badge {
  position: absolute; bottom: 1.5rem; left: 1.5rem; right: 1.5rem;
  padding: 1rem 1.25rem;
  border-radius: var(--r-md);
}

.cv-badge-title {
  font-size: .75rem; color: rgba(255,255,255,0.8);
  font-family: var(--mono); text-transform: uppercase; letter-spacing: .06em;
  margin-bottom: .25rem;
}
.cv-badge-val {
  font-size: 1rem; font-weight: 700; color: var(--white);
}

/* ---- OTOLEARNING ---- */
.otolearning {
  padding-block: var(--section-py);
  background: var(--white);
}

.otolearning-grid {
  display: grid;
  gap: 3rem;
  align-items: center;
}

.otolearning-visual {
  position: relative;
  border-radius: var(--r-xl);
  overflow: hidden;
  box-shadow: 0 32px 80px rgba(10,22,40,0.12);
}

.otolearning-visual img {
  width: 100%; object-fit: cover; aspect-ratio: 4/3;
  display: block;
}

.ol-badge {
  position: absolute; top: 1.5rem; left: 1.5rem;
  padding: .75rem 1.25rem;
  border-radius: var(--r-md);
}

.ol-badge-name {
  font-size: 1rem; font-weight: 800; color: var(--navy);
  letter-spacing: -0.02em;
}
.ol-badge-sub {
  font-size: .7rem; color: var(--ink-mute); font-family: var(--mono);
  text-transform: uppercase; letter-spacing: .06em;
}

.otolearning-text p { color: var(--ink-soft); line-height: 1.75; margin-bottom: 1rem; }

.ol-features {
  margin-top: 1.5rem; margin-bottom: 2rem;
  display: grid; gap: .75rem;
}

.ol-feature {
  display: flex; align-items: center; gap: .75rem;
  font-size: .875rem; color: var(--ink-soft);
}

.ol-feature::before {
  content: ""; flex-shrink: 0;
  width: 20px; height: 20px;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  border-radius: 50%;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='white'%3E%3Cpath fill-rule='evenodd' d='M16.707 5.293a1 1 0 010 1.414l-8 8a1 1 0 01-1.414 0l-4-4a1 1 0 011.414-1.414L8 12.586l7.293-7.293a1 1 0 011.414 0z'/%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
}

/* ---- CTA FINAL ---- */
.cta-final {
  padding-block: var(--section-py);
  position: relative;
  overflow: clip;
  text-align: center;
}

.cta-bg {
  position: absolute; inset: 0; z-index: 0;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-soft) 50%, #0c2a50 100%);
}

.cta-mesh {
  position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(6,182,212,0.20) 0%, transparent 55%),
    radial-gradient(ellipse at 80% 30%, rgba(29,78,216,0.25) 0%, transparent 55%);
  filter: blur(60px);
  animation: meshDrift 20s ease-in-out infinite reverse;
}

@media (prefers-reduced-motion: reduce) {
  .cta-mesh { animation: none; }
}

.cta-inner {
  position: relative; z-index: 1;
}

.cta-label {
  font-family: var(--mono);
  font-size: .7rem; font-weight: 400;
  letter-spacing: .15em; text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 1rem;
}

.cta-title {
  font-family: var(--serif);
  font-size: clamp(1.8rem, 4vw, 3.2rem);
  font-weight: 400; font-style: italic;
  color: var(--white);
  line-height: 1.1;
  max-width: 18ch;
  margin: 0 auto 1.25rem;
  letter-spacing: -0.02em;
}

.cta-sub {
  font-size: clamp(.9rem, 1.3vw, 1.05rem);
  color: rgba(255,255,255,0.65);
  max-width: 54ch;
  margin: 0 auto 2.5rem;
  line-height: 1.7;
}

.cta-actions {
  display: flex; flex-wrap: wrap; gap: .75rem;
  justify-content: center;
}

/* ---- FOOTER ---- */
.footer {
  background: var(--navy);
  padding-block: 3rem 2rem;
  color: rgba(255,255,255,0.55);
}

.footer-inner {
  display: grid; gap: 2rem;
}

.footer-brand {
  display: flex; align-items: center; gap: .6rem;
  margin-bottom: .75rem;
}

.site-logo-footer {
  height: auto;
  width: min(220px, 70vw);
  filter: brightness(0) invert(1);
  opacity: .95;
}

.footer-logo-txt {
  font-weight: 700; font-size: 1rem; color: var(--white);
}

.footer-desc {
  font-size: .825rem; color: rgba(255,255,255,0.50);
  max-width: 34ch; line-height: 1.6;
}

.footer-col-title {
  font-family: var(--mono); font-size: .7rem;
  color: var(--cyan); letter-spacing: .1em; text-transform: uppercase;
  margin-bottom: .75rem;
}

.footer-links {
  display: flex; flex-direction: column; gap: .45rem;
}

.footer-links a {
  font-size: .825rem; color: rgba(255,255,255,0.55);
  transition: color .2s;
}
.footer-links a:hover { color: var(--cyan); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 1.75rem;
  margin-top: 1rem;
  display: flex; flex-wrap: wrap; gap: .75rem;
  justify-content: space-between; align-items: center;
}

.footer-credits {
  font-size: .75rem; color: rgba(255,255,255,0.35);
}

.footer-credits a {
  color: rgba(255,255,255,0.5);
  text-decoration: underline; text-decoration-style: dotted;
}

.footer-legal {
  display: flex; flex-wrap: wrap; gap: .4rem .75rem; align-items: center;
  padding-top: 1.75rem; margin-top: 1rem;
  border-top: 1px solid rgba(255,255,255,0.08);
  font-size: .78rem;
}
.footer-legal a { color: rgba(255,255,255,0.55); transition: color .2s; }
.footer-legal a:hover { color: var(--cyan); }
.footer-legal span { color: rgba(255,255,255,0.25); }

.footer-disclaimer {
  font-size: .72rem; color: rgba(255,255,255,0.3);
  line-height: 1.5; margin-top: 1.25rem; max-width: 70ch;
}

/* ---- Páginas legales ---- */
.legal-page { max-width: 760px; margin: 0 auto; padding: 6.5rem var(--gutter) 5rem; }
.legal-back {
  display: inline-flex; align-items: center; gap: .4rem;
  font-size: .85rem; color: var(--cyan-2); font-weight: 600;
  margin-bottom: 2rem;
}
.legal-back:hover { color: var(--blue); }
.legal-page h1 {
  font-family: var(--serif); font-style: italic; font-weight: 400;
  font-size: clamp(1.8rem, 4vw, 2.6rem); color: var(--navy);
  margin-bottom: .5rem;
}
.legal-updated { font-size: .8rem; color: var(--ink-light); font-family: var(--mono); margin-bottom: 2.5rem; }
.legal-page h2 { font-size: 1.1rem; color: var(--navy); margin: 2rem 0 .6rem; }
.legal-page p, .legal-page li { color: var(--ink-soft); line-height: 1.75; margin-bottom: .9rem; }
.legal-page ul { padding-left: 1.1rem; list-style: disc; }
.legal-note {
  background: var(--cyan-soft); border: 1px solid rgba(6,182,212,0.25);
  border-radius: var(--r-md); padding: 1.1rem 1.25rem; color: var(--ink-soft);
  font-size: .9rem; line-height: 1.7; margin-top: 1rem;
}

/* =============================================================
   7. Effects / Animations
   ============================================================= */

/* Reveal on scroll */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity .7s var(--ease-out), transform .7s var(--ease-out);
}

.reveal.is-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Defensive: [data-split] must not be opacity:0 */
.reveal[data-split] {
  opacity: 1;
  transform: none;
}

/* Stagger delays */
.stagger > * { opacity: 0; transform: translateY(24px); transition: opacity .6s var(--ease-out), transform .6s var(--ease-out); }
.stagger.is-revealed > * { opacity: 1; transform: none; }
.stagger.is-revealed > *:nth-child(1) { transition-delay: 0ms; }
.stagger.is-revealed > *:nth-child(2) { transition-delay: 80ms; }
.stagger.is-revealed > *:nth-child(3) { transition-delay: 160ms; }
.stagger.is-revealed > *:nth-child(4) { transition-delay: 240ms; }
.stagger.is-revealed > *:nth-child(5) { transition-delay: 320ms; }
.stagger.is-revealed > *:nth-child(6) { transition-delay: 400ms; }
.stagger.is-revealed > *:nth-child(7) { transition-delay: 480ms; }
.stagger.is-revealed > *:nth-child(8) { transition-delay: 560ms; }

/* Custom cursor */
.cursor {
  position: fixed; pointer-events: none; z-index: 9998;
  opacity: 0; transition: opacity .3s;
  top: 0; left: 0; will-change: transform;
}
.cursor.is-ready { opacity: 1; }

.cursor-dot {
  width: 8px; height: 8px;
  background: var(--blue);
  border-radius: 50%;
  position: fixed; top: -4px; left: -4px;
  pointer-events: none; z-index: 9999;
  transition: transform .1s, background .2s;
}

.cursor-ring {
  width: 36px; height: 36px;
  border: 1.5px solid rgba(29,78,216,0.5);
  border-radius: 50%;
  position: fixed; top: -18px; left: -18px;
  pointer-events: none; z-index: 9998;
  transition: transform .18s var(--ease-out), width .25s, height .25s, border-color .25s;
}

body.cursor-hover .cursor-ring {
  width: 52px; height: 52px;
  border-color: var(--cyan);
  top: -26px; left: -26px;
}

/* Count-up */
[data-count-to] { display: inline; }

/* Marquee */
.marquee-wrap {
  overflow: hidden;
  padding-block: 1.25rem;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  margin-block: 3rem;
}

.marquee-track {
  display: flex; gap: 3rem;
  animation: marqueeRoll 28s linear infinite;
  white-space: nowrap;
  width: max-content;
}

.marquee-track span {
  font-size: .75rem; font-weight: 600;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--ink-light);
}

.marquee-track span.accent { color: var(--cyan-2); }

@keyframes marqueeRoll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

@media (prefers-reduced-motion: reduce) {
  .marquee-track { animation-play-state: paused; }
}

/* =============================================================
   8. Responsive
   ============================================================= */

@media (min-width: 720px) {
  .nav-links { display: flex; }
  .nav-cta    { display: inline-flex; }
  .nav-hamburger { display: none; }

  .hero-grid { grid-template-columns: 1fr 1fr; }
  .hero-photo { max-width: 100%; }

  .about-grid { grid-template-columns: 1.1fr 1fr; }

  .trajectory-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .traj-item.large { grid-column: span 2; }

  .formation-grid { grid-template-columns: 1fr 1fr; }
  .congresses-grid { grid-template-columns: 1fr 1fr; }
  .otolearning-grid { grid-template-columns: 1fr 1fr; }

  .footer-inner { grid-template-columns: 2fr 1fr 1fr; }
}

@media (min-width: 960px) {
  .hero-title { font-size: clamp(2.8rem, 4.5vw, 4rem); }

  .trajectory-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  .traj-item.large { grid-column: span 2; }
}

@media (min-width: 1280px) {
  .about-grid { grid-template-columns: 1.2fr 1fr; gap: 5rem; }
}

/* =============================================================
   9. Reduced-motion (ONLY intrusive effects)
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  .hero-mesh { animation: none; }
  .cta-mesh  { animation: none; }
  .hero-photo-wrap { animation: none; }
  .marquee-track { animation-play-state: paused; }
}