/* =====================================================
   ICE - Página "Cursos"
   Se carga después de css/estilo-index.css (tokens, header, footer).

   Índice
   1. Portada
   2. Cursos
   3. Responsive
   ===================================================== */

/* ---------- 1. Portada (ocupa la pantalla y contiene las tarjetas) ---------- */
.cur-hero {
    position: relative;
    display: flex;
    align-items: center;
    min-height: clamp(600px, calc(100svh - 90px), 800px);
    padding: clamp(48px, 6vw, 88px) 0;
    color: #fff;
    background: var(--azul-900);
}

/* Capa de fondo recortada (foto + velo azul + decoración) */
.cur-hero__fondo { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.cur-hero__fondo img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: 60% 30%;
}
.cur-hero__velo {
    position: absolute;
    inset: 0;
    background: linear-gradient(100deg, rgba(13, 26, 51, .95) 0%, rgba(28, 52, 96, .82) 42%, rgba(28, 52, 96, .22) 100%);
}
.cur-hero__puntos {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(255, 255, 255, .12) 1.3px, transparent 1.3px);
    background-size: 28px 28px;
    -webkit-mask-image: linear-gradient(100deg, #000 0%, transparent 60%);
    mask-image: linear-gradient(100deg, #000 0%, transparent 60%);
}
.cur-hero__orbe {
    position: absolute;
    top: -240px; right: -140px;
    width: 640px; height: 640px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(241, 155, 36, .40) 0%, rgba(241, 155, 36, 0) 68%);
}

.cur-hero__contenido { position: relative; display: grid; gap: clamp(32px, 4.5vw, 64px); }

.cur-hero__titulo {
    font-family: var(--fuente-titulo);
    font-size: clamp(2.6rem, 6.6vw, 5.6rem);
    font-weight: 800;
    line-height: 1;
    letter-spacing: -.03em;
    text-shadow: 0 6px 30px rgba(0, 0, 0, .35);
    animation: aparecer .9s var(--ease) backwards;
}
.cur-hero__acento {
    display: block;
    color: var(--naranja);
    background: linear-gradient(90deg, var(--naranja) 0%, #ffc46b 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.cur-hero__subtitulo {
    max-width: 34ch;
    margin-top: clamp(18px, 2.4vw, 28px);
    padding-left: 18px;
    font-size: clamp(1.2rem, 2.5vw, 1.9rem);
    font-weight: 300;
    line-height: 1.35;
    border-left: 5px solid var(--naranja);
    text-shadow: 0 2px 14px rgba(0, 0, 0, .5);
    animation: aparecer .9s .15s var(--ease) backwards;
}

/* ---------- 2. Cursos ---------- */
.cur-cursos {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
}

.cur-curso {
    position: relative;
    display: grid;
    grid-template-columns: 40% 1fr;
    min-height: 250px;
    overflow: hidden;
    color: var(--texto);
    background: #fff;
    border-radius: var(--radio-l);
    box-shadow: 0 30px 70px rgba(6, 12, 26, .5);
    animation: aparecer 1s .3s var(--ease) backwards;
    transition: transform .4s var(--ease), box-shadow .4s;
}
.cur-curso:nth-child(2) { animation-delay: .45s; }
.cur-curso::before {                           /* filete naranja superior */
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    z-index: 2;
    height: 5px;
    background: linear-gradient(90deg, var(--naranja), #ffc46b);
}
.cur-curso:hover { transform: translateY(-8px); box-shadow: 0 40px 90px rgba(6, 12, 26, .6); }
.cur-curso:focus-within { outline: 3px solid var(--naranja); outline-offset: 3px; }

.cur-curso__media { position: relative; overflow: hidden; background: var(--azul-900); }
.cur-curso__media img {
    position: absolute;
    inset: 0;
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 1s var(--ease);
}
.cur-curso:hover .cur-curso__media img { transform: scale(1.08); }

.cur-curso__cuerpo {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 10px;
    padding: clamp(22px, 2.6vw, 34px);
}
.cur-curso__titulo {
    font-family: var(--fuente-titulo);
    font-size: clamp(1.4rem, 2.2vw, 1.85rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -.01em;
    color: var(--azul);
}
.cur-curso__detalle { line-height: 1.55; color: var(--suave); }

.cur-curso__boton {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    min-height: 46px;
    margin-top: 10px;
    padding: 12px 24px;
    font-size: .95rem;
    font-weight: 700;
    color: #fff;
    background: var(--azul);
    border-radius: 999px;
    box-shadow: 0 8px 20px rgba(28, 52, 96, .3);
    transition: background .25s, color .25s;
}
.cur-curso__boton::after { content: ''; position: absolute; inset: 0; }   /* toda la tarjeta es clickeable */
.cur-curso__boton i { font-size: .8em; transition: transform .25s var(--ease); }
.cur-curso:hover .cur-curso__boton { color: var(--azul); background: var(--naranja); }
.cur-curso:hover .cur-curso__boton i { transform: translateX(6px); }

/* ---------- 3. Responsive ---------- */
@media (max-width: 1100px) {
    .cur-cursos { grid-template-columns: 1fr; max-width: 760px; }
    .cur-curso { min-height: 230px; }
}

@media (max-width: 767px) {
    .cur-hero { min-height: 0; padding: 40px 0 48px; }
    .cur-cursos { gap: 18px; }
    .cur-curso { grid-template-columns: 1fr; min-height: 0; }
    .cur-curso__media { aspect-ratio: 16 / 9; }
    .cur-curso:hover { transform: none; }
    .cur-curso__cuerpo { padding: 22px 22px 26px; }
}

@media (prefers-reduced-motion: reduce) {
    .cur-curso:hover,
    .cur-curso:hover .cur-curso__media img { transform: none; }
}