/* ── CURSOS.CSS — Gamantri Landing Cursos ── */

/* ── NAV LANDING ── */
#cursos-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 500;
  padding: 24px 40px;
  display: flex; align-items: center; justify-content: space-between;
  background: linear-gradient(to bottom, rgba(8,8,8,0.4) 0%, transparent 100%);
  transition: background 0.4s;
}
#cursos-header.scrolled {
  background: rgba(8,8,8,0.72);
  backdrop-filter: blur(14px);
}
#cursos-header .logo-btn img { height: 32px; }
.cursos-nav-back {
  font-family: 'Jura', sans-serif;
  font-size: 14px; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--muted); text-decoration: none;
  transition: color 0.3s;
}
.cursos-nav-back:hover { color: var(--text); }

/* ── HERO ── */
#cursos-hero {
  height: 100vh; min-height: 600px;
  position: relative; overflow: hidden;
  display: flex; align-items: flex-end;
  padding: 80px 56px;
}
.cursos-hero-img {
  position: absolute; inset: -15% 0;
  background-size: cover; background-position: center;
  will-change: transform;
}
.cursos-hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(8,8,8,0.80) 0%, rgba(8,8,8,0.18) 50%, rgba(8,8,8,0.04) 100%);
}
.cursos-hero-content {
  position: relative; z-index: 2; max-width: 640px;
}
.cursos-hero-content .label { margin-bottom: 20px; display: block; }
.cursos-hero-content h1 {
  font-family: 'Play', sans-serif;
  font-size: clamp(32px, 5vw, 58px);
  font-weight: 400; color: var(--text);
  line-height: 1.1; letter-spacing: -0.015em;
  margin-bottom: 20px;
}
.cursos-hero-content h1 em {
  font-style: normal; color: var(--accent);
}
.cursos-hero-sub {
  font-size: 15px; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--muted); margin-bottom: 36px;
}
.cursos-scroll-hint {
  position: absolute; right: 56px; bottom: 80px;
  writing-mode: vertical-rl;
  font-size: 9px; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--muted);
  display: flex; align-items: center; gap: 12px;
}
.cursos-scroll-hint::after {
  content: ''; width: 1px; height: 48px;
  background: var(--muted); opacity: 0.35;
}

/* ── BOTONES ── */
.btn-cursos {
  display: inline-block;
  background: var(--accent); color: var(--text);
  font-family: 'Jura', sans-serif;
  font-size: 14px; font-weight: 600;
  letter-spacing: 0.2em; text-transform: uppercase;
  padding: 14px 32px;
  border: none; cursor: pointer; text-decoration: none;
  transition: opacity 0.3s;
}
.btn-cursos:hover { opacity: 0.82; }
.btn-ghost {
  font-family: 'Jura', sans-serif;
  font-size: 13px; font-weight: 600;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--text); text-decoration: none;
  border: 1px solid rgba(242,237,232,0.2);
  padding: 9px 18px;
  transition: border-color 0.3s, color 0.3s;
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* ── POR QUÉ ── */
#por-que {
  background: var(--surface);
  padding: 96px 56px;
  border-top: 1px solid rgba(242,237,232,0.06);
}
#por-que .label { display: block; margin-bottom: 52px; }
.porq-cols {
  display: grid; grid-template-columns: repeat(3,1fr); gap: 48px;
}
.porq-col { border-top: 1px solid rgba(242,237,232,0.1); padding-top: 28px; }
.porq-line {
  width: 24px; height: 2px;
  background: var(--accent); margin-bottom: 20px;
}
.porq-col h3 {
  font-family: 'Play', sans-serif;
  font-size: 21px; font-weight: 400;
  color: var(--text); margin-bottom: 12px;
}
.porq-col p { font-size: 18px; color: var(--muted); line-height: 1.85; }

/* ── CÓMO FUNCIONA ── */
#como-funciona {
  background: var(--base);
  padding: 96px 56px;
  border-top: 1px solid rgba(242,237,232,0.06);
}
.como-inner { max-width: 960px; margin: 0 auto; }
#como-funciona .label { display: block; margin-bottom: 16px; }
#como-funciona h2 {
  font-family: 'Play', sans-serif;
  font-size: clamp(22px, 3vw, 34px);
  font-weight: 400; color: var(--text);
  letter-spacing: -0.01em; margin-bottom: 64px;
}
.como-steps {
  display: grid; grid-template-columns: repeat(3,1fr);
  gap: 0; position: relative;
}
.como-steps::before {
  content: '';
  position: absolute; top: 15px;
  left: calc(16.66% + 24px); right: calc(16.66% + 24px);
  height: 1px; background: rgba(242,237,232,0.07);
}
.como-step { text-align: center; }
.como-num {
  width: 30px; height: 30px;
  border: 1px solid var(--accent); color: var(--accent);
  font-family: 'Jura', sans-serif;
  font-size: 15px; font-weight: 600; letter-spacing: 0.08em;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 24px;
  background: var(--base); position: relative; z-index: 1;
}
.como-step h4 {
  font-family: 'Play', sans-serif;
  font-size: 18px; font-weight: 400;
  color: var(--text); margin-bottom: 12px;
}
.como-step p {
  font-size: 17px; color: var(--muted);
  line-height: 1.85; max-width: 200px; margin: 0 auto;
}

/* ── TALLERES ── */
#talleres {
  background: var(--base);
  padding: 96px 56px;
  border-top: 1px solid rgba(242,237,232,0.06);
}
.talleres-header { margin-bottom: 56px; }
.talleres-header .label { display: block; margin-bottom: 16px; }
.talleres-header h2 {
  font-family: 'Play', sans-serif;
  font-size: clamp(26px, 3.5vw, 40px);
  font-weight: 400; color: var(--text);
  letter-spacing: -0.015em; margin-bottom: 14px; line-height: 1.1;
}
.talleres-sub {
  font-size: 18px; color: var(--muted);
  line-height: 1.8; max-width: 500px;
}
.talleres-grid {
  display: grid; grid-template-columns: repeat(3,1fr);
  gap: 2px; background: var(--stone);
}
.taller-card {
  background: var(--surface);
  display: flex; flex-direction: column;
  transition: background 0.3s;
}
.taller-card:hover { background: #141412; }
.taller-img {
  width: 100%; aspect-ratio: 16/9;
  background-size: cover; background-position: center;
}
.taller-body {
  padding: 24px 24px 28px;
  display: flex; flex-direction: column; flex: 1; gap: 10px;
}
.taller-tag {
  font-size: 13px; font-weight: 700;
  letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--accent);
}
.taller-card h4 {
  font-family: 'Play', sans-serif;
  font-size: 20px; font-weight: 400;
  color: var(--text); line-height: 1.35;
}
.taller-card p {
  font-size: 17px; color: var(--muted);
  line-height: 1.8; flex: 1;
}
.taller-includes {
  border-top: 1px solid rgba(242,237,232,0.07);
  padding-top: 14px;
  font-size: 14px; letter-spacing: 0.04em;
  color: rgba(122,122,118,0.55); line-height: 1.9;
}
.taller-footer {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 16px;
}
.taller-price {
  font-family: 'Play', sans-serif;
  font-size: 16px; font-weight: 700;
  color: var(--text); letter-spacing: -0.01em;
}

/* ── CURSOS A MEDIDA ── */
#cursos-custom {
  background: var(--surface);
  border-top: 1px solid rgba(242,237,232,0.06);
  padding: 96px 56px;
}
.cursos-custom-inner {
  display: grid; grid-template-columns: 1fr 400px;
  gap: 80px; align-items: center;
}
.cursos-custom-left .label { display: block; margin-bottom: 20px; }
.cursos-custom-left h2 {
  font-family: 'Play', sans-serif;
  font-size: clamp(24px, 3vw, 38px);
  font-weight: 400; color: var(--text);
  line-height: 1.15; letter-spacing: -0.015em; margin-bottom: 20px;
}
.cursos-custom-left p {
  font-size: 18px; color: var(--muted);
  line-height: 1.85; margin-bottom: 36px; max-width: 400px;
}
.cursos-custom-panel {
  border: 1px solid rgba(242,237,232,0.1);
  padding: 32px; background: rgba(242,237,232,0.02);
}
.cursos-custom-panel .label { display: block; margin-bottom: 20px; }
.combo-list {
  list-style: none; display: flex; flex-direction: column;
  gap: 2px; margin-bottom: 28px;
}
.combo-list li {
  background: rgba(242,237,232,0.04);
  border: 1px solid rgba(242,237,232,0.06);
  padding: 12px 16px;
  font-size: 15px; color: var(--muted);
  letter-spacing: 0.04em;
  display: flex; align-items: center; gap: 8px;
}
.combo-t {
  color: var(--accent); font-weight: 700;
  font-size: 13px; letter-spacing: 0.1em; min-width: 20px;
}
.combo-plus {
  color: var(--accent); font-size: 14px;
  font-weight: 700; min-width: 12px;
}

/* ── FORMULARIO ── */
#contacto {
  background: var(--base);
  padding: 96px 56px;
  border-top: 1px solid rgba(242,237,232,0.06);
}
.form-wrap { max-width: 640px; margin: 0 auto; }
.form-wrap .label { display: block; margin-bottom: 16px; }
.form-wrap h2 {
  font-family: 'Play', sans-serif;
  font-size: clamp(26px, 3.5vw, 40px);
  font-weight: 400; color: var(--text);
  line-height: 1.15; letter-spacing: -0.015em; margin-bottom: 14px;
}
.form-sub {
  font-size: 18px; color: var(--muted);
  line-height: 1.8; margin-bottom: 52px;
}
.cursos-form { display: flex; flex-direction: column; gap: 24px; }
.form-row {
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
}
.form-field { display: flex; flex-direction: column; gap: 8px; }
.form-field label {
  font-size: 13px; font-weight: 600;
  letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--muted);
}
.form-field input,
.form-field textarea {
  background: rgba(242,237,232,0.04);
  border: 1px solid rgba(242,237,232,0.1);
  padding: 13px 16px;
  font-family: 'Jura', sans-serif;
  font-size: 18px; font-weight: 300;
  color: var(--text); outline: none;
  transition: border-color 0.3s;
  width: 100%;
}
.form-field input::placeholder,
.form-field textarea::placeholder { color: var(--stone); }
.form-field input:focus,
.form-field textarea:focus { border-color: var(--accent); }
.form-field textarea { height: 110px; resize: none; }

/* Radio buttons estilo Gamantri */
.radio-group {
  display: flex; gap: 8px; flex-wrap: wrap;
}
.radio-opt { cursor: pointer; }
.radio-opt input[type="radio"] { display: none; }
.radio-opt span {
  display: inline-block;
  border: 1px solid rgba(242,237,232,0.15);
  padding: 10px 18px;
  font-family: 'Jura', sans-serif;
  font-size: 15px; font-weight: 400;
  letter-spacing: 0.1em; color: var(--muted);
  transition: all 0.25s; cursor: pointer;
}
.radio-opt input[type="radio"]:checked + span {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(212,87,30,0.07);
}
.radio-opt span:hover {
  border-color: rgba(242,237,232,0.3);
  color: var(--text);
}
.btn-submit {
  width: 100%; padding: 18px;
  font-size: 15px; margin-top: 4px;
}

/* ── FOOTER ── */
.cursos-footer {
  background: var(--base);
  border-top: 1px solid rgba(242,237,232,0.06);
  padding: 32px 56px;
  display: flex; align-items: center; justify-content: space-between;
}
.cursos-footer p {
  font-size: 14px; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--muted);
}

/* ── RESPONSIVE MOBILE ── */
@media (max-width: 768px) {
  #cursos-hero { padding: 64px 24px; }
  .cursos-scroll-hint { display: none; }
  #por-que { padding: 72px 24px; }
  .porq-cols { grid-template-columns: 1fr; gap: 36px; }
  #como-funciona { padding: 72px 24px; }
  .como-steps { grid-template-columns: 1fr; gap: 40px; }
  .como-steps::before { display: none; }
  .como-step { text-align: left; }
  .como-num { margin: 0 0 16px 0; }
  .como-step p { margin: 0; max-width: none; }
  #talleres { padding: 72px 24px; }
  .talleres-grid { grid-template-columns: 1fr; }
  #cursos-custom { padding: 72px 24px; }
  .cursos-custom-inner { grid-template-columns: 1fr; gap: 48px; }
  #contacto { padding: 72px 24px; }
  .form-row { grid-template-columns: 1fr; }
  .cursos-footer { padding: 24px; flex-direction: column; gap: 16px; text-align: center; }
  #cursos-header { padding: 20px 24px; }
}

@media (max-width: 480px) {
  .talleres-grid { grid-template-columns: 1fr; }
}

/* ── GRACIAS OVERLAY ── */
#gracias-overlay {
  position: fixed; inset: 0; z-index: 9000;
  background: rgba(8,8,8,0.82);
  backdrop-filter: blur(12px);
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
  opacity: 0; pointer-events: none;
  transition: opacity 0.4s var(--ease);
}
#gracias-overlay.visible {
  opacity: 1; pointer-events: all;
}
#gracias-card {
  background: var(--surface);
  border: 1px solid rgba(242,237,232,0.1);
  padding: 52px 48px;
  max-width: 480px; width: 100%;
  text-align: center;
  transform: translateY(24px);
  transition: transform 0.5s var(--ease);
  display: flex; flex-direction: column;
  align-items: center; gap: 16px;
}
#gracias-overlay.visible #gracias-card {
  transform: translateY(0);
}
.gracias-logo {
  height: 40px; opacity: 0.5; margin-bottom: 8px;
}
#gracias-card .label { color: var(--accent); }
#gracias-card h3 {
  font-family: 'Play', sans-serif;
  font-size: clamp(20px, 3vw, 26px);
  font-weight: 400; color: var(--text);
  letter-spacing: -0.01em; line-height: 1.2;
}
.gracias-text {
  font-size: 18px; color: var(--muted);
  line-height: 1.85; max-width: 360px;
}
#gracias-close { margin-top: 8px; }