/* ===========================
   ACADEMIA ENCUADRE — CSS
   =========================== */

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

:root {
  --rojo: #e63946;
  --negro: #0d0d0d;
  --gris-oscuro: #1a1a2e;
  --gris-medio: #2d2d44;
  --gris-claro: #f4f4f8;
  --blanco: #ffffff;
  --texto: #333344;
  --texto-suave: #666680;
  --font-body: 'Inter', sans-serif;
  --font-display: 'Playfair Display', serif;
  --radio: 12px;
  --sombra: 0 4px 24px rgba(0,0,0,0.10);
  --sombra-fuerte: 0 8px 40px rgba(0,0,0,0.18);
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--texto);
  background: var(--blanco);
  line-height: 1.6;
}

.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }

/* BADGES */
.badge {
  display: inline-block;
  background: rgba(230,57,70,0.1);
  color: var(--rojo);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 20px;
  margin-bottom: 16px;
}

.badge-dark {
  display: inline-block;
  background: rgba(255,255,255,0.15);
  color: var(--blanco);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 20px;
  margin-bottom: 16px;
}

/* BOTONES */
.btn-primary {
  display: inline-block;
  background: var(--rojo);
  color: var(--blanco);
  padding: 14px 28px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.95rem;
  transition: all 0.2s;
  border: 2px solid var(--rojo);
}
.btn-primary:hover { background: #c1121f; border-color: #c1121f; transform: translateY(-2px); box-shadow: 0 4px 16px rgba(230,57,70,0.3); }

.btn-secondary {
  display: inline-block;
  background: transparent;
  color: var(--blanco);
  padding: 14px 28px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 2px solid rgba(255,255,255,0.5);
  transition: all 0.2s;
}
.btn-secondary:hover { border-color: var(--blanco); background: rgba(255,255,255,0.1); }

.btn-large { padding: 18px 40px; font-size: 1.05rem; }

/* NAVBAR */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(13,13,13,0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--blanco);
  font-size: 1.1rem;
}

.logo-icon {
  color: var(--rojo);
  font-size: 1.2rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  color: rgba(255,255,255,0.75);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--blanco); }

.btn-nav {
  background: var(--rojo) !important;
  color: var(--blanco) !important;
  padding: 10px 20px;
  border-radius: 8px;
  font-weight: 700 !important;
  transition: all 0.2s !important;
}
.btn-nav:hover { background: #c1121f !important; }

/* HERO */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(13,13,13,0.88) 0%, rgba(26,26,46,0.75) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  padding-top: 100px;
  padding-bottom: 80px;
  max-width: 680px;
}

.hero-content h1 {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 6vw, 5rem);
  color: var(--blanco);
  line-height: 1.1;
  margin-bottom: 24px;
}

.hero-content h1 em {
  color: var(--rojo);
  font-style: normal;
}

.hero-subtitle {
  color: rgba(255,255,255,0.8);
  font-size: 1.1rem;
  margin-bottom: 36px;
  max-width: 540px;
  line-height: 1.7;
}

.hero-btns {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 60px;
}

.hero-stats {
  display: flex;
  gap: 48px;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.stat strong {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--blanco);
}

.stat span {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.55);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* NIVEL */
.nivel {
  background: var(--gris-oscuro);
  padding: 100px 0;
}

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

.nivel-text h2 {
  font-family: var(--font-display);
  font-size: 2.4rem;
  color: var(--blanco);
  margin-bottom: 20px;
  line-height: 1.2;
}

.nivel-text p {
  color: rgba(255,255,255,0.65);
  font-size: 1rem;
  line-height: 1.7;
}

.nivel-steps {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.step {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 16px 20px;
  border-radius: var(--radio);
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  transition: all 0.2s;
}

.step.highlight {
  background: rgba(230,57,70,0.15);
  border-color: rgba(230,57,70,0.4);
}

.step-num {
  font-size: 0.7rem;
  font-weight: 800;
  color: var(--rojo);
  letter-spacing: 0.05em;
  min-width: 28px;
}

.step-info h4 {
  color: var(--blanco);
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 2px;
}

.step-info p {
  color: rgba(255,255,255,0.5);
  font-size: 0.82rem;
}

.step-arrow {
  text-align: center;
  color: rgba(255,255,255,0.2);
  font-size: 0.9rem;
  padding: 0 20px;
}

/* CURSOS */
.cursos {
  padding: 100px 0;
  background: var(--gris-claro);
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header h2 {
  font-family: var(--font-display);
  font-size: 2.6rem;
  color: var(--negro);
  margin-bottom: 14px;
}

.section-header p {
  color: var(--texto-suave);
  font-size: 1rem;
  max-width: 520px;
  margin: 0 auto;
}

.cursos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.curso-card {
  background: var(--blanco);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--sombra);
  transition: all 0.3s;
  display: flex;
  flex-direction: column;
}

.curso-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--sombra-fuerte);
}

.curso-card.featured {
  border: 2px solid var(--rojo);
}

.curso-img {
  position: relative;
  height: 200px;
  overflow: hidden;
}

.curso-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s;
}

.curso-card:hover .curso-img img {
  transform: scale(1.05);
}

.curso-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--rojo);
  color: var(--blanco);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.curso-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.curso-nivel {
  font-size: 0.75rem;
  color: var(--rojo);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 10px;
}

.curso-body h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--negro);
  margin-bottom: 10px;
  line-height: 1.3;
}

.curso-body p {
  color: var(--texto-suave);
  font-size: 0.88rem;
  line-height: 1.6;
  margin-bottom: 16px;
}

.curso-features {
  list-style: none;
  margin-bottom: 24px;
  flex: 1;
}

.curso-features li {
  font-size: 0.84rem;
  color: var(--texto);
  padding: 5px 0;
  border-bottom: 1px solid rgba(0,0,0,0.06);
}

.curso-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
}

.precio {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.precio-actual {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--negro);
}

.precio-antes {
  font-size: 0.9rem;
  color: var(--texto-suave);
  text-decoration: line-through;
}

/* SOBRE MÍ */
.sobre-inner {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: center;
}

.sobre-img {
  position: relative;
}

.sobre-img img {
  border-radius: 16px;
  width: 100%;
  height: 480px;
  object-fit: cover;
  object-position: top;
}

.sobre-badge {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--rojo);
  color: var(--blanco);
  padding: 16px 20px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--sombra-fuerte);
}

.sobre-badge span {
  font-size: 1.5rem;
}

.sobre-badge p {
  font-size: 0.8rem;
  font-weight: 700;
  line-height: 1.3;
}

.sobre-text h2 {
  font-family: var(--font-display);
  font-size: 2.4rem;
  color: var(--negro);
  margin-bottom: 20px;
}

.sobre-intro {
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--texto);
  margin-bottom: 16px;
  line-height: 1.7;
}

.sobre-text p {
  color: var(--texto-suave);
  margin-bottom: 16px;
  line-height: 1.7;
}

.sobre-skills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.sobre-skills span {
  background: var(--gris-claro);
  color: var(--texto);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: 20px;
}

/* TESTIMONIOS */
.testimonios {
  padding: 100px 0;
  background: var(--gris-oscuro);
}

.testimonios .section-header h2 { color: var(--blanco); }
.testimonios .section-header p { color: rgba(255,255,255,0.55); }
.testimonios .badge { background: rgba(230,57,70,0.2); }

.testimonios-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.testimonio {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 16px;
  padding: 32px;
}

.testimonio p {
  color: rgba(255,255,255,0.85);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 24px;
  font-style: italic;
}

.testimonio-autor strong {
  display: block;
  color: var(--blanco);
  font-size: 0.9rem;
  font-weight: 700;
}

.testimonio-autor span {
  color: rgba(255,255,255,0.45);
  font-size: 0.8rem;
}

/* CTA */
.cta {
  padding: 100px 0;
  background: var(--rojo);
}

.cta-inner {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.cta-inner h2 {
  font-family: var(--font-display);
  font-size: 2.6rem;
  color: var(--blanco);
  margin-bottom: 16px;
}

.cta-inner p {
  color: rgba(255,255,255,0.85);
  font-size: 1rem;
  margin-bottom: 36px;
  line-height: 1.7;
}

.cta .btn-primary {
  background: var(--blanco);
  color: var(--rojo);
  border-color: var(--blanco);
  font-size: 1rem;
}

.cta .btn-primary:hover {
  background: rgba(255,255,255,0.9);
  border-color: rgba(255,255,255,0.9);
  transform: translateY(-2px);
}

/* CONTACTO */
.contacto {
  padding: 100px 0;
  background: var(--blanco);
}

.contacto-center {
  text-align: center;
}

.contacto-email {
  display: inline-block;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--rojo);
  margin-bottom: 16px;
  transition: color 0.2s;
}

.contacto-email:hover { color: #c1121f; }

.contacto-nota {
  color: var(--texto-suave);
  font-size: 0.9rem;
}

/* FOOTER */
.footer {
  background: var(--negro);
  padding: 48px 0;
}

.footer-inner {
  text-align: center;
}

.footer .logo {
  justify-content: center;
  margin-bottom: 12px;
}

.footer-tagline {
  color: rgba(255,255,255,0.45);
  font-size: 0.85rem;
  margin-bottom: 16px;
  font-style: italic;
}

.footer-copy {
  color: rgba(255,255,255,0.25);
  font-size: 0.8rem;
}
.footer-autor {
  color: rgba(255,255,255,0.15);
  font-size: 0.72rem;
  margin-top: 4px;
}

/* SOBRE MÍ MINI */
.sobre-mi {
  background: var(--gris-claro);
  padding: 64px 0;
}
.sobre-mini {
  display: flex;
  align-items: center;
  gap: 28px;
  max-width: 420px;
  margin: 0 auto;
}
.sobre-foto {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  object-fit: cover;
  object-position: top;
  flex-shrink: 0;
  box-shadow: var(--sombra);
}
.sobre-mini-texto h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--negro);
  margin-bottom: 4px;
}
.sobre-mini-texto p {
  font-size: 0.85rem;
  color: var(--texto-suave);
}

/* RESPONSIVE */
@media (max-width: 900px) {
  .cursos-grid { grid-template-columns: 1fr; max-width: 500px; margin: 0 auto; }
  .testimonios-grid { grid-template-columns: 1fr; max-width: 500px; margin: 0 auto; }
  .nivel-inner { grid-template-columns: 1fr; gap: 48px; }
  .sobre-inner { grid-template-columns: 1fr; gap: 48px; }
  .sobre-img img { height: 320px; }
  .sobre-badge { bottom: 12px; right: 12px; }
  .nav-links { display: none; }
  .hero-stats { gap: 28px; }
}

@media (max-width: 600px) {
  .hero-btns { flex-direction: column; }
  .btn-primary, .btn-secondary { text-align: center; }
  .cta-inner h2 { font-size: 2rem; }
  .section-header h2 { font-size: 2rem; }
}