/* /assets/css/style.css
   Paleta ObturaEventos (según lo que vienes usando):
   - Amarillo: #ffcc0a
   - Azul:     #141947
   - Morado:   #a54a97
*/

:root{
  --oe-amarillo:#ffcc0a;
  --oe-azul:#141947;
  --oe-morado:#a54a97;

  --bg:#ffffff;
  --text:#0f122a;
  --muted:rgba(20,25,71,.72);
  --line:rgba(20,25,71,.14);

  --shadow: 0 18px 40px rgba(20,25,71,.12);
  --shadow-soft: 0 10px 26px rgba(20,25,71,.10);

  --r-xl:22px;
  --r-lg:16px;
  --r-md:12px;

  --ease:cubic-bezier(.2,.8,.2,1);
  --dur-fast:220ms;
  --dur:520ms;
  --dur-slow:860ms;

  --max:1100px;
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.45;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}

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

strong{ color:var(--oe-azul); }

main{ display:block; }

/* ---------- Layout helpers ---------- */
.contacto{
  padding: clamp(18px, 3vw, 36px) 16px 54px;
  padding-top: calc(var(--site-header-h, 80px) + env(safe-area-inset-top) + clamp(18px, 3vw, 36px));
}

.contacto__hero,
.contacto__contenido{
  max-width:var(--max);
  margin:0 auto;
}

/* ---------- Hero ---------- */
.contacto__hero{
  position:relative;
  padding: clamp(20px, 3vw, 34px);
  border:1px solid var(--line);
  border-radius:var(--r-xl);
  box-shadow: var(--shadow-soft);
  overflow:hidden;

  /* Animación de entrada */
  opacity:0;
  transform: translateY(10px);
  animation: oe-fade-up var(--dur) var(--ease) forwards;
}

.contacto__hero::before{
  content:"";
  position:absolute;
  inset:-2px;
  background:
    radial-gradient(900px 260px at 20% 0%, rgba(255,204,10,.28), transparent 62%),
    radial-gradient(700px 240px at 95% 25%, rgba(165,74,151,.22), transparent 60%),
    radial-gradient(820px 300px at 55% 120%, rgba(20,25,71,.10), transparent 60%);
  pointer-events:none;
  filter:saturate(1.02);
}

.contacto__hero h1{
  margin:0 0 8px;
  font-size: clamp(30px, 4.2vw, 46px);
  letter-spacing: .2px;
  color:var(--oe-azul);
  position:relative;
}

.contacto__hero p{
  margin:0;
  font-size: clamp(14px, 1.5vw, 16px);
  color:var(--muted);
  position:relative;
  max-width: 60ch;
}

/* Línea decorativa sutil */
.contacto__hero h1::after{
  content:"";
  display:block;
  width: 84px;
  height: 4px;
  margin-top: 12px;
  border-radius:999px;
  background: linear-gradient(90deg, var(--oe-amarillo), var(--oe-morado));
  transform-origin:left;
  animation: oe-line-grow var(--dur-slow) var(--ease) 120ms forwards;
  opacity:.9;
}

/* ---------- Content grid ---------- */
.contacto__contenido{
  margin-top: 18px;
  display:grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

/* >= 900px */
@media (min-width: 900px){
  .contacto__contenido{
    margin-top: 22px;
    grid-template-columns: .95fr 1.05fr;
    gap: 18px;
  }
}

/* ---------- Cards ---------- */
.contacto__info,
.contacto__formulario{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-xl);
  box-shadow: var(--shadow);
  padding: clamp(18px, 2.6vw, 26px);
  position:relative;
  overflow:hidden;

  opacity:0;
  transform: translateY(12px);
  animation: oe-fade-up var(--dur) var(--ease) forwards;
}

/* Stagger */
.contacto__info{ animation-delay: 120ms; }
.contacto__formulario{ animation-delay: 200ms; }

/* Brillo superior al hover */
.contacto__info::before{
    content:"";
    position:absolute;
    inset:-2px -2px auto -2px;
    height: 70px;
    background: linear-gradient(90deg, rgba(255,204,10,.16), rgba(165,74,151,.12), rgba(20,25,71,.06));
  opacity:.55;
  pointer-events:none;
}

.contacto__info h2{
  margin:0 0 10px;
  color:var(--oe-azul);
  font-size: 20px;
}

.contacto__info p{
  margin:0 0 14px;
  color:var(--muted);
  max-width: 62ch;
}

.contacto__lista{
  list-style:none;
  padding:0;
  margin: 0;
  display:grid;
  gap: 10px;
}

.contacto__lista li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  padding: 10px 12px;
  border:1px solid rgba(20,25,71,.12);
  border-radius: 14px;
  background: linear-gradient(180deg, #fff, rgba(20,25,71,.02));
  transition: transform var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}

.contacto__lista li:hover{
  transform: translateY(-2px);
  border-color: rgba(165,74,151,.22);
  box-shadow: 0 14px 34px rgba(20,25,71,.10);
}

/* ---------- Form ---------- */
.contacto__formulario form{
  display:grid;
  gap: 14px;
}

.form__grupo label{
  display:block;
  font-size: 12px;
  letter-spacing: .2px;
  color: rgba(20,25,71,.82);
  margin: 0 0 6px;
}

.form__grupo input,
.form__grupo textarea,
.form__grupo select{
  width:100%;
  border:1px solid rgba(20,25,71,.18);
  background: #fff;
  border-radius: 14px;
  padding: 12px 12px;
  font-size: 14px;
  outline:none;
  transition: border-color var(--dur-fast) var(--ease),
              box-shadow var(--dur-fast) var(--ease),
              transform var(--dur-fast) var(--ease);
}

.form__grupo textarea{ resize: vertical; min-height: 120px; }

.form__grupo input:focus,
.form__grupo textarea:focus,
.form__grupo select:focus{
  border-color: rgba(165,74,151,.55);
  box-shadow:
    0 0 0 4px rgba(165,74,151,.14),
    0 10px 24px rgba(20,25,71,.10);
  transform: translateY(-1px);
}

.form__grupo input:hover,
.form__grupo textarea:hover,
.form__grupo select:hover{
  border-color: rgba(20,25,71,.28);
}

/* ---------- Button ---------- */
.btn-principal{
  border:0;
  cursor:pointer;
  padding: 12px 16px;
  border-radius: 16px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .2px;
  color: var(--oe-azul);
  background: linear-gradient(135deg, rgba(255,204,10,1), rgba(255,204,10,.86));
  box-shadow: 0 16px 34px rgba(20,25,71,.14);
  position:relative;
  overflow:hidden;
  transition: transform var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease), filter var(--dur-fast) var(--ease);
}

/* Shine animation on hover */
.btn-principal::after{
  content:"";
  position:absolute;
  top:-40%;
  left:-60%;
  width: 60%;
  height: 180%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.55), transparent);
  transform: rotate(18deg);
  opacity:0;
  pointer-events:none;
}

.btn-principal:hover{
  transform: translateY(-2px);
  filter: saturate(1.03);
  box-shadow: 0 22px 48px rgba(20,25,71,.18);
}

.btn-principal:hover::after{
  opacity:1;
  animation: oe-shine 920ms var(--ease);
}

.btn-principal:active{
  transform: translateY(0px) scale(.99);
}

/* Accesibilidad */
@media (prefers-reduced-motion: reduce){
  *{ animation: none !important; transition: none !important; }
}

/* ---------- Keyframes ---------- */
@keyframes oe-fade-up{
  to{ opacity:1; transform: translateY(0); }
}

@keyframes oe-line-grow{
  from{ transform: scaleX(0); }
  to{ transform: scaleX(1); }
}

@keyframes oe-shine{
  0%{ transform: translateX(0) rotate(18deg); }
  100%{ transform: translateX(320%) rotate(18deg); }
}