:root {
  --orange: #ff5100;
  --dark: #24272a;
  --gold: #ffb600;
  --white: #ffffff;

  /* Map existing semantic names to the new palette */
  --color-primary: var(--orange);
  --color-primary-dark: #e25600;
  --color-accent: var(--gold);
  --color-bg: #090a0b;
  --color-text: #f6f6f6;
  --color-border: #2b3036;
  --color-surface: #111418;
  --color-surface-soft: #171c21;
  --color-muted: #adb0b5;
  --color-success: #3F6B4A;
  --color-error: #A3372E;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  min-height: 100vh;
  background: radial-gradient(circle at top left, rgba(255, 81, 0, 0.16), transparent 25%),
    radial-gradient(circle at top right, rgba(255, 182, 0, 0.1), transparent 20%),
    linear-gradient(180deg, #070808 0%, #0b0c0d 100%);
  color: var(--color-text);
}

.hero {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 56px 20px;
}

.container {
  width: 100%;
  max-width: 1100px;
  display: grid;
  grid-template-columns: 420px 1fr; /* formulario a la izquierda */
  gap: 28px;
  align-items: start;
}

.left {
  padding: 24px 8px;
  order: 2; /* mostrar segunda columna (contenido) */
  text-align: left;
}

.form-card { order: 1; }

/* Asegurar que las secciones se alineen a la izquierda */
.section { text-align: left; }
.section .container { max-width: 1100px; margin: 0 auto; }

.left h1 {
  font-size: clamp(32px, 5vw, 44px);
  margin: 0 0 16px;
  line-height: 1.05;
  color: var(--white);
}

.left p.subtitle {
  font-size: 17px;
  color: #d3d6db;
  margin: 0 0 24px;
  max-width: 640px;
}

.benefits {
  list-style: none;
  padding: 0;
  margin: 0;
}
.benefits li {
  margin-bottom: 14px;
  color: #e8e8ea;
  position: relative;
  padding-left: 28px;
}
.benefits li::before {
  content: '\2022';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--gold);
  font-size: 24px;
  line-height: 1;
}

.form-card .card {
  width: 100%;
  background: linear-gradient(180deg, #111518 0%, #0b0f13 100%);
  border: 1px solid rgba(255, 81, 0, 0.14);
  border-radius: 16px;
  padding: 28px;
  box-shadow: 0 18px 60px rgba(0,0,0,0.45);
}

.card h1 {
  font-size: 22px;
  margin: 0 0 10px;
  color: var(--gold);
}

.card p.subtitle {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 14px;
  color: #b9bec5;
  margin: 0 0 28px;
}

label {
  display: block;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 6px;
  margin-top: 12px;
  color: var(--color-text);
}



input,
select {
  width: 100%;
  padding: 11px 12px;
  font-size: 15px;
  font-family: Arial, Helvetica, sans-serif;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background: #121315; /* input oscuro */
  color: var(--color-text);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

select {
  appearance: none;
}

input[type="datetime-local"] {
  background: #192029;
  color: var(--color-text);
  border-color: rgba(255, 255, 255, 0.14);
}

input[type="datetime-local"]::-webkit-calendar-picker-indicator {
  filter: invert(1) brightness(1.2);
}

input[type="datetime-local"]::-webkit-datetime-edit-text,
input[type="datetime-local"]::-webkit-datetime-edit-fields-wrapper,
input[type="datetime-local"]::-webkit-datetime-edit-year-field,
input[type="datetime-local"]::-webkit-datetime-edit-month-field,
input[type="datetime-local"]::-webkit-datetime-edit-day-field,
input[type="datetime-local"]::-webkit-datetime-edit-hour-field,
input[type="datetime-local"]::-webkit-datetime-edit-minute-field {
  color: var(--color-text);
}

input:focus, select:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 4px rgba(255, 182, 0, 0.18);
}

.row {
display: flex;
gap: 14px;
}
.row > div { flex: 1; }



button {
  width: 100%;
  margin-top: 18px;
  padding: 14px;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.3px;
  color: var(--white);
  background: linear-gradient(90deg, var(--orange), var(--gold));
  border: none;
  border-radius: 999px;
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.12s ease;
  box-shadow: 0 12px 30px rgba(255, 81, 0, 0.24);
}

button:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 16px 36px rgba(255, 81, 0, 0.3);
}
button:disabled { opacity: 0.6; cursor: not-allowed; }

/* Header / Nav */
.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 22px 24px;
  border-bottom: 1px solid rgba(255, 81, 0, 0.18);
  background: rgba(14, 16, 18, 0.92);
  backdrop-filter: blur(10px);
}
.nav .logo { font-weight: 900; color: var(--gold); font-size: 20px; letter-spacing: 0.4px; }
.nav .links { display: flex; gap: 22px; }
.nav .links a { color: var(--white); text-decoration: none; font-weight: 600; transition: color 0.15s ease; }
.nav .links a:hover { color: var(--orange); }

/* Sections */
.section { padding: 48px 20px; }
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; max-width: 1100px; margin: 0 auto; }
.feature { background: linear-gradient(180deg, #11151b 0%, #0d1114 100%); border: 1px solid rgba(255, 182, 0, 0.1); padding: 22px; border-radius: 16px; color: var(--color-text); box-shadow: 0 14px 30px rgba(0,0,0,0.22); }
.feature h3 { margin-top: 0; color: var(--gold); }
.feature p { margin: 0; color: #d2d5db; }

/* CTA */
.cta { background: linear-gradient(90deg, #ff6900, #ffd000); color: var(--dark); padding: 38px 20px; text-align: center; border-radius: 18px; margin: 24px 0; box-shadow: 0 20px 50px rgba(255, 101, 0, 0.18); }
.cta h2 { margin: 0 0 8px; color: #1b1410; }
.cta p { max-width: 700px; margin: 0 auto; color: #2b1f0e; }

/* Footer */
footer.site-footer { background: #0f1112; color: #ddd; padding: 28px 20px; }
.site-footer .wrap { max-width: 1100px; margin: 0 auto; display: flex; justify-content: space-between; gap: 20px; }
.site-footer .col { flex: 1; }
.site-footer a { color: #fff; text-decoration: none; }

/* Responsive */
@media (max-width: 900px) {
  .container { grid-template-columns: 1fr; }
  .features { grid-template-columns: 1fr; }
  .nav { padding: 12px; }
}

#mensaje {
margin-top: 18px;
font-family: Arial, Helvetica, sans-serif;
font-size: 14px;
padding: 12px 14px;
border-radius: 4px;
display: none;
}

#mensaje.exito {
display: block;
background: rgba(63, 107, 74, 0.1);
color: var(--color-success);
border: 1px solid rgba(63, 107, 74, 0.3);
}

#mensaje.existe {
display: block;
background: rgba(201, 162, 39, 0.12);
color: var(--color-primary-dark);
border: 1px solid rgba(201, 162, 39, 0.4);
}

#mensaje.error {
display: block;
background: rgba(163, 55, 46, 0.08);
color: var(--color-error);
border: 1px solid rgba(163, 55, 46, 0.3);
}

.campo-error {
font-family: Arial, Helvetica, sans-serif;
font-size: 12px;
color: var(--color-error);
margin-top: 4px;
display: none;
}