@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,wght@0,400;0,600;0,700;1,400&family=Inter:wght@400;500;600&display=swap');

:root {
  --bg:        #0D0D0D;
  --bg2:       #141414;
  --bg3:       #1A1A1A;
  --blue:      #0019FF;
  --copper:    #B87333;
  --copper2:   #D4915A;
  --copper3:   #8A5520;
  --cream:     #F0EAE0;
  --muted:     #7A7268;
  --border:    rgba(184,115,51,0.2);
  --border2:   rgba(184,115,51,0.08);
  --white:     #FFFFFF;
  --oak-green: #3D4A2A;
}

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

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--cream);
  line-height: 1.6;
  overflow-x: hidden;
}

/* NAV */
nav {
  position: relative; z-index: 100;
  background: rgba(30,30,30,0.98);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0 2rem;
  display: flex; align-items: center; justify-content: space-between;
  height: 173px;
}
.nav-logo {
  font-family: 'Fraunces', serif;
  font-size: 1.2rem; font-weight: 600;
  color: var(--copper);
  display: flex; align-items: center; gap: 10px;
  letter-spacing: 0.02em;
  margin-left: 10%;
}
.nav-logo span {
  color: var(--cream); font-weight: 400;
  font-size: 0.85rem; letter-spacing: 0.08em;
  text-transform: uppercase;
}
.nav-center {
  display: flex; flex-direction: column;
  align-items: center; gap: 0.5rem;
}
.nav-links { display: flex; gap: 2rem; align-items: center; }
.nav-asesor {
  font-size: 0.75rem; font-weight: 600;
  color: var(--bg); text-decoration: none;
  letter-spacing: 0.05em;
  border: 1px solid var(--copper);
  border-radius: 4px;
  padding: 0.35rem 0.9rem;
  margin-top: 10%;
  background: var(--copper);
  transition: background .2s, color .2s;
  white-space: nowrap;
}
.nav-asesor:hover {
  background: var(--copper2);
  border-color: var(--copper2);
}
.nav-links a {
  font-size: 1.1rem; font-weight: 600;
  color: var(--muted); text-decoration: none;
  transition: color .2s; letter-spacing: 0.03em;
}
.nav-links a:hover { color: var(--copper); }
.nav-btn {
  background: var(--oak-green); color: var(--cream);
  border: none; border-radius: 4px;
  padding: 0.5rem 1.25rem;
  font-family: 'Inter', sans-serif;
  font-size: 0.85rem; font-weight: 600;
  cursor: pointer;
  letter-spacing: 0.03em;
  text-decoration: none;
}
.nav-btn:hover { background: var(--oak-green); }

/* HERO */
.hero {
  min-height: 30vh;
  display: flex; align-items: center;
  position: relative; overflow: hidden;
  padding: 1rem 2rem;
}
.hero-bg {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 60% 50% at 70% 50%, rgba(184,115,51,0.08) 0%, transparent 70%);
}
.hero-line {
  position: absolute; left: 0; top: 0; bottom: 0;
  width: 3px;
  background: linear-gradient(to bottom, transparent, var(--copper), transparent);
  opacity: 0.4;
}
.hero-content {
  position: relative; z-index: 1;
  max-width: 720px; padding-left: 3rem;
}
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.75rem; font-weight: 600;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--copper); margin-bottom: 1.5rem;
}
.hero-eyebrow::before {
  content: ''; width: 24px; height: 1px; background: var(--copper);
}
.hero-title {
  font-family: 'Fraunces', serif;
  font-size: clamp(2.2rem, 4.2vw, 4rem);
  font-weight: 600; line-height: 1.05;
  color: var(--cream); margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}
.hero-title em {
  font-style: italic; color: var(--copper);
}
.hero-sub {
  font-size: 1.05rem; color: var(--muted);
  max-width: 520px; margin-bottom: 2.5rem;
  font-weight: 400; line-height: 1.7;
}
.hero-ctas { display: flex; gap: 1rem; flex-wrap: wrap; }
.btn-primary {
  background: var(--copper); color: var(--bg);
  border: none; border-radius: 4px;
  padding: 0.85rem 2rem;
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem; font-weight: 600;
  cursor: pointer; transition: background .2s;
  letter-spacing: 0.02em;
}
.btn-primary:hover { background: var(--copper2); }
.btn-ghost {
  background: transparent; color: var(--cream);
  border: 1px solid var(--border); border-radius: 4px;
  padding: 0.85rem 2rem;
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem; font-weight: 500;
  cursor: pointer; transition: border-color .2s, color .2s;
}
.btn-ghost:hover { border-color: var(--copper); color: var(--copper); }

/* STATS */
.stats {
  display: flex; gap: 3rem; padding: 2.5rem 5rem;
  border-top: 1px solid var(--border2);
  border-bottom: 1px solid var(--border2);
  background: var(--bg2);
  flex-wrap: wrap;
}
.stat { flex: 1; min-width: 140px; }
.stat-num {
  font-family: 'Fraunces', serif;
  font-size: 2rem; font-weight: 600;
  color: var(--copper); line-height: 1;
  margin-bottom: 0.25rem;
}
.stat-label {
  font-size: 0.78rem; color: var(--muted);
  font-weight: 500; letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* SECTIONS */
section { padding: 5rem 2rem; }
.container { max-width: 1100px; margin: 0 auto; }
.sec-label {
  font-size: 0.72rem; font-weight: 600;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--copper); margin-bottom: 1rem;
  display: flex; align-items: center; gap: 10px;
}
.sec-label::after { content:''; flex:0 0 32px; height:1px; background:var(--copper); }
.sec-title {
  font-family: 'Fraunces', serif;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 600; color: var(--cream);
  margin-bottom: 1rem; line-height: 1.15;
  letter-spacing: -0.01em;
}
.sec-sub {
  font-size: 0.95rem; color: var(--muted);
  max-width: 500px; margin-bottom: 3rem;
  line-height: 1.7;
}

/* PILLARS */
.pillars-section { background: var(--bg2); }
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1px; background: var(--border);
}
.pillar {
  background: var(--bg2);
  padding: 2rem 1.5rem;
  transition: background .2s;
}
.pillar:hover { background: var(--bg3); }
.pillar-icon { font-size: 1.6rem; margin-bottom: 1rem; }
.pillar-name {
  font-weight: 600; font-size: 0.95rem;
  color: var(--cream); margin-bottom: 0.4rem;
  letter-spacing: 0.01em;
}
.pillar-desc { font-size: 0.82rem; color: var(--muted); line-height: 1.6; }

/* METHOD */
.method-section { background: var(--bg); }
.method-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}
.method-card {
  border: 1px solid var(--border);
  border-radius: 4px; padding: 1.75rem;
  background: var(--bg2);
  transition: border-color .2s;
}
.method-card:hover { border-color: var(--copper); }
.method-flag {
  font-size: 1.5rem; margin-bottom: 0.75rem;
}
.method-name {
  font-weight: 600; font-size: 0.95rem;
  color: var(--copper); margin-bottom: 0.2rem;
}
.method-origin {
  font-size: 0.72rem; color: var(--muted);
  letter-spacing: 0.06em; text-transform: uppercase;
  margin-bottom: 0.75rem;
}
.method-desc { font-size: 0.85rem; color: var(--muted); line-height: 1.6; }

/* PLANS */
.plans-section { background: var(--bg2); }
.plans-toggle {
  display: flex; align-items: center; gap: 1rem;
  margin-bottom: 2.5rem;
}
.plans-toggle span {
  font-size: 0.85rem; color: var(--muted); font-weight: 500;
}
.plans-toggle span.active { color: var(--copper); font-weight: 600; }
.toggle-switch {
  position: relative; width: 44px; height: 24px;
  background: var(--border); border-radius: 100px;
  cursor: pointer; transition: background .2s;
  border: none;
}
.toggle-switch.on { background: var(--copper); }
.toggle-knob {
  position: absolute; top: 3px; left: 3px;
  width: 18px; height: 18px;
  background: var(--cream); border-radius: 50%;
  transition: transform .2s;
}
.toggle-switch.on .toggle-knob { transform: translateX(20px); }
.plan-levels {
  font-size: 0.72rem; color: var(--copper);
  font-weight: 600; letter-spacing: 0.06em;
  text-transform: uppercase; margin-bottom: 0.75rem;
}
.plans-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}
.plan-card {
  border: 1px solid var(--border);
  border-radius: 4px; padding: 2rem;
  background: var(--bg3);
  position: relative;
  overflow: visible;
}
.plan-card.featured {
  border-color: var(--copper);
  background: var(--bg2);
}
.plan-badge {
  position: absolute; top: -18px; left: 50%;
  transform: translateX(-50%);
  background: #B87333; color: #ffffff;
  font-size: 1rem; font-weight: 900;
  letter-spacing: 0.12em; text-transform: uppercase;
  padding: 0.45rem 1.5rem; border-radius: 100px;
  white-space: nowrap;
  box-shadow: 0 4px 20px rgba(184,115,51,0.7);
  border: 2px solid #fff;
}
.plan-name {
  font-family: 'Fraunces', serif;
  font-size: 1.3rem; font-weight: 600;
  color: var(--cream); margin-bottom: 0.5rem;
}
.plan-price {
  font-family: 'Fraunces', serif;
  font-size: 2.5rem; font-weight: 600;
  color: var(--copper); line-height: 1;
  margin-bottom: 0.25rem;
}
.plan-price span {
  font-size: 1rem; color: var(--muted);
  font-family: 'Inter', sans-serif;
  font-weight: 400;
}
.plan-period {
  font-size: 0.78rem; color: var(--muted);
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border2);
}
.plan-features { list-style: none; margin-bottom: 2rem; }
.plan-features li {
  font-size: 0.85rem; color: var(--muted);
  padding: 0.4rem 0;
  display: flex; align-items: center; gap: 8px;
}
.plan-features li::before {
  content: '✓'; color: var(--copper);
  font-size: 0.75rem; flex-shrink: 0;
}
.plan-btn {
  width: 100%; padding: 0.85rem;
  border-radius: 4px; font-family: 'Inter', sans-serif;
  font-size: 0.9rem; font-weight: 600;
  cursor: pointer; transition: all .2s;
  letter-spacing: 0.02em;
}
.plan-btn.primary {
  background: var(--copper); color: var(--bg); border: none;
}
.plan-btn.primary:hover { background: var(--copper2); }
.plan-btn.ghost {
  background: transparent; color: var(--cream);
  border: 1px solid var(--border);
}
.plan-btn.ghost:hover { border-color: var(--copper); color: var(--copper); }

/* CURRICULUM */
.curriculum-section { background: var(--bg); }
.months-nav {
  display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 2.5rem;
}
.month-tab {
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 2px; padding: 0.4rem 0.9rem;
  font-family: 'Inter', sans-serif;
  font-size: 0.78rem; font-weight: 500;
  color: var(--muted); cursor: pointer;
  transition: all .2s; letter-spacing: 0.03em;
}
.month-tab:hover, .month-tab.active {
  background: var(--copper); border-color: var(--copper);
  color: var(--bg);
}
.month-card {
  display: none;
  border: 1px solid var(--border);
  border-radius: 4px; padding: 2.5rem;
  background: var(--bg2);
  animation: fadeIn .3s ease;
}
.month-card.visible { display: block; }
@keyframes fadeIn { from{opacity:0;transform:translateY(8px)} to{opacity:1;transform:translateY(0)} }
.month-header {
  display: flex; justify-content: space-between;
  align-items: flex-start; flex-wrap: wrap; gap: 1rem;
  margin-bottom: 2rem; padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border2);
}
.month-num {
  font-size: 0.72rem; font-weight: 600;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--copper); margin-bottom: 0.3rem;
}
.month-name {
  font-family: 'Fraunces', serif;
  font-size: 1.8rem; font-weight: 600;
  color: var(--cream); line-height: 1.1;
}
.month-virtue {
  font-size: 0.78rem; color: var(--muted);
  margin-top: 0.3rem; font-style: italic;
}
.month-tag {
  background: rgba(184,115,51,0.15);
  border: 1px solid var(--border);
  color: var(--copper);
  border-radius: 2px; padding: 0.35rem 0.85rem;
  font-size: 0.78rem; font-weight: 600;
  white-space: nowrap; align-self: flex-start;
}
.areas-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1rem;
}
.area-block {
  background: var(--bg3);
  border: 1px solid var(--border2);
  border-radius: 4px; padding: 1.25rem;
}
.area-title {
  font-size: 0.72rem; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--copper); margin-bottom: 0.75rem;
  display: flex; align-items: center; gap: 6px;
}
.area-items { list-style: none; }
.area-items li {
  font-size: 0.82rem; color: var(--muted);
  padding: 0.3rem 0;
  border-bottom: 1px solid var(--border2);
  line-height: 1.5;
}
.area-items li:last-child { border-bottom: none; }
.month-quote {
  margin-top: 1.5rem; padding-top: 1.5rem;
  border-top: 1px solid var(--border2);
  font-family: 'Fraunces', serif;
  font-style: italic; font-size: 0.9rem;
  color: var(--muted);
}

/* TESTIMONIALS */
.testimonials-section { background: var(--bg2); }
.test-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}
.test-card {
  border: 1px solid var(--border);
  border-radius: 4px; padding: 1.75rem;
  background: var(--bg3);
}
.test-stars {
  color: var(--copper); font-size: 0.85rem;
  margin-bottom: 1rem; letter-spacing: 2px;
}
.test-text {
  font-size: 0.9rem; color: var(--cream);
  line-height: 1.7; margin-bottom: 1.25rem;
  font-style: italic;
}
.test-author {
  font-size: 0.78rem; color: var(--muted);
  font-weight: 600; letter-spacing: 0.04em;
}
.test-location {
  font-size: 0.72rem; color: var(--copper3);
  margin-top: 2px;
}

/* GRADOS */
.grados-section { background: var(--bg); }
.grados-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}
.grado-card {
  border: 1px solid var(--border);
  border-radius: 4px; padding: 2rem;
  background: var(--bg2);
  position: relative;
  transition: border-color .2s;
}
.grado-card:hover { border-color: var(--copper); }
.grado-card.featured {
  border-color: var(--copper);
  background: var(--bg3);
}
.grado-icon { font-size: 1.8rem; margin-bottom: 1rem; }
.grado-img {
  width: 100%; height: 200px;
  object-fit: contain; border-radius: 4px;
  margin-bottom: 0.5rem;
  display: block;
}
.grado-nivel {
  font-family: 'Fraunces', serif;
  font-size: 1.3rem; font-weight: 600;
  color: var(--cream); margin-bottom: 0.25rem;
}
.grado-edad {
  font-size: 0.78rem; color: var(--copper);
  font-weight: 600; letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 1.25rem; padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border2);
}
.grado-materias { list-style: none; margin-bottom: 1.75rem; }
.grado-materias li {
  font-size: 0.85rem; color: var(--muted);
  padding: 0.35rem 0;
  display: flex; align-items: center; gap: 8px;
  border-bottom: 1px solid var(--border2);
}
.grado-materias li:last-child { border-bottom: none; }
.grado-materias li::before {
  content: '✓'; color: var(--copper);
  font-size: 0.75rem; flex-shrink: 0;
}
.grado-btn {
  width: 100%; padding: 0.85rem;
  border-radius: 4px; font-family: 'Inter', sans-serif;
  font-size: 0.85rem; font-weight: 600;
  cursor: pointer; transition: all .2s;
  letter-spacing: 0.02em;
  background: transparent; color: var(--cream);
  border: 1px solid var(--border);
}
.grado-btn:hover { border-color: var(--copper); color: var(--copper); }
.grado-card.featured .grado-btn {
  background: var(--copper); color: var(--bg); border: none;
}
.grado-card.featured .grado-btn:hover { background: var(--copper2); }

/* PARA QUIEN ES */
.para-quien-section { padding: 5rem 2rem; background: var(--bg2); }
.para-quien-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 2.5rem;
}
.pq-card {
  border: 1px solid var(--border);
  border-radius: 4px; padding: 2rem;
  background: var(--bg3);
  display: flex; flex-direction: column; gap: 0.75rem;
  transition: border-color .2s, transform .2s;
}
.pq-card:hover { border-color: var(--copper); transform: translateY(-3px); }
.pq-card.featured { border-color: var(--copper); background: var(--bg2); }
.pq-num {
  font-family: 'Fraunces', serif;
  font-size: 0.75rem; font-weight: 600;
  color: var(--copper); letter-spacing: 0.1em;
}
.pq-icon { font-size: 2rem; }
.pq-title {
  font-family: 'Fraunces', serif;
  font-size: 1.2rem; font-weight: 600;
  color: var(--cream); line-height: 1.2;
}
.pq-desc {
  font-size: 0.88rem; color: var(--muted);
  line-height: 1.7;
}

/* CTA FINAL */
.cta-section {
  background: var(--bg);
  border-top: 1px solid var(--border);
  text-align: center; padding: 6rem 2rem;
}
.cta-section .sec-label { justify-content: center; }
.cta-section .sec-label::after { display: none; }
.cta-section .sec-title { margin: 0 auto 1rem; max-width: 600px; }
.cta-section .sec-sub { margin: 0 auto 2.5rem; }

/* FOOTER */
footer {
  background: var(--bg2);
  border-top: 1px solid var(--border2);
  padding: 3rem 2rem 1.5rem;
}
.footer-grid {
  max-width: 1100px; margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border2);
}
.footer-col-title {
  font-size: 0.72rem; font-weight: 600;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--copper); margin-bottom: 1rem;
}
.footer-tagline {
  font-size: 0.82rem; color: var(--muted);
  line-height: 1.7; margin-top: 1rem;
  max-width: 280px;
}
.footer-links { list-style: none; display: flex; flex-direction: column; gap: 0.6rem; }
.footer-links a, .footer-links span {
  font-size: 0.85rem; color: var(--muted);
  text-decoration: none; transition: color .2s;
}
.footer-links a:hover { color: var(--copper); }
.footer-bottom {
  max-width: 1100px; margin: 1.5rem auto 0;
  text-align: center;
}
.footer-bottom p {
  font-size: 0.75rem; color: var(--muted);
  letter-spacing: 0.04em;
}

@media(max-width:640px){
  nav{padding:0 1rem}
  .nav-links{display:none}
  .footer-grid{grid-template-columns:1fr;gap:2rem}
  .hero-content{padding-left:1rem}
  .stats{padding:2rem 1rem}
  section{padding:3rem 1rem}
  .month-card{padding:1.5rem}
  .flujo-arrow{display:none}
}

/* FLUJO */
.flujo-section { padding: 5rem 2rem; background: var(--bg); }
.flujo-grid {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-top: 2.5rem;
  flex-wrap: wrap;
}
.flujo-step {
  flex: 1; min-width: 220px;
  border: 1px solid var(--border);
  border-radius: 4px; padding: 2rem;
  background: var(--bg2);
  display: flex; flex-direction: column; gap: 0.75rem;
  transition: border-color .2s;
}
.flujo-step:hover { border-color: var(--copper); }
.flujo-num {
  font-family: 'Fraunces', serif;
  font-size: 0.75rem; font-weight: 600;
  color: var(--copper); letter-spacing: 0.1em;
}
.flujo-icon { font-size: 1.8rem; }
.flujo-title {
  font-family: 'Fraunces', serif;
  font-size: 1.2rem; font-weight: 600;
  color: var(--cream);
}
.flujo-desc {
  font-size: 0.88rem; color: var(--muted); line-height: 1.7;
}
.flujo-arrow {
  font-size: 1.5rem; color: var(--copper);
  align-self: center; flex-shrink: 0;
  padding-top: 1rem;
}