/* =========================================================
   García Recta Design — plegakit-premium.css
   Piezas específicas de la página de Plegakit que NO están ya
   en el sistema compartido (variables/base/layout/components/
   animations/responsive, que esta página también carga).
   ========================================================= */

/* ---------- Intro corta bajo el hero ---------- */
.pk-intro { padding: var(--section-y) 0; text-align: center; }
.pk-intro-eyebrow { font-size: 12px; font-weight: 600; letter-spacing: 3px; color: var(--red); text-transform: uppercase; margin-bottom: 24px; }
.pk-intro-title { font-family: var(--font-display); font-weight: 600; font-size: clamp(2rem,5.2vw,3.8rem); letter-spacing: -.01em; max-width: 880px; margin: 0 auto; line-height: 1.14; }

/* ---------- Highlights (beneficios reales, sin inventar specs) ---------- */
.pk-highlights { padding: 0 0 var(--section-y); border-top: 1px solid var(--line); padding-top: var(--section-y); }
.pk-highlights-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.pk-highlight { background: var(--black); padding: 44px 28px; }
.pk-highlight-icon { width: 34px; height: 34px; color: var(--red); margin-bottom: 22px; }
.pk-highlight-icon svg { width: 100%; height: 100%; }
.pk-highlight-title { font-family: var(--font-display); font-size: 1.15rem; font-weight: 600; margin-bottom: 10px; }
.pk-highlight-desc { font-size: 13.5px; color: rgba(245,245,243,.55); line-height: 1.6; }
@media (max-width: 900px) { .pk-highlights-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .pk-highlights-grid { grid-template-columns: 1fr; } }

/* ---------- Ficha editorial (cualitativa, sin números inventados) ---------- */
.pk-ficha { padding: var(--section-y) 0; border-top: 1px solid var(--line); }
.pk-ficha-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(30px,5vw,80px); align-items: center; }
.pk-ficha-media { position: relative; aspect-ratio: 4/5; border-radius: var(--radius-small); overflow: hidden; }
.pk-ficha-eyebrow { font-size: 12px; font-weight: 600; letter-spacing: 3px; color: var(--red); text-transform: uppercase; margin-bottom: 20px; }
.pk-ficha-title { font-family: var(--font-display); font-weight: 600; font-size: clamp(1.9rem,4vw,2.8rem); line-height: 1.1; margin-bottom: 22px; }
.pk-ficha-desc { color: rgba(245,245,243,.68); font-size: 16px; max-width: 440px; margin-bottom: 8px; }
.pk-ficha-list { margin-top: 26px; display: flex; flex-direction: column; gap: 14px; }
.pk-ficha-list li { display: flex; align-items: baseline; gap: 12px; font-size: 14.5px; color: rgba(245,245,243,.72); list-style: none; }
.pk-ficha-list li::before { content: ''; width: 6px; height: 1px; background: var(--red); margin-top: 9px; flex-shrink: 0; }
@media (max-width: 900px) { .pk-ficha-grid { grid-template-columns: 1fr; } .pk-ficha-media { aspect-ratio: 4/3; } }

/* ---------- Galería "Casos de uso" + lightbox ---------- */
.pk-gallery { padding: var(--section-y) 0; border-top: 1px solid var(--line); }
.pk-gallery-head { max-width: 640px; margin-bottom: 50px; }
.gallery-grid-premium {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
.gallery-item-premium {
    position: relative; aspect-ratio: 4/3; overflow: hidden; border-radius: var(--radius-small);
    border: none; padding: 0; cursor: pointer; background: none; display: block; width: 100%;
}
.gallery-item-premium img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.gallery-item-premium:hover img { transform: scale(1.06); }
.gallery-item-premium::after { content: ''; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(10,10,10,.7), transparent 50%); }
.gallery-item-premium .gallery-item-label-premium {
    position: absolute; left: 0; bottom: 0; z-index: 2; padding: 16px 18px;
    font-size: 12.5px; font-weight: 600; letter-spacing: .5px; color: #fff;
}
@media (max-width: 900px) { .gallery-grid-premium { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 560px) { .gallery-grid-premium { grid-template-columns: 1fr; } }

.lightbox-premium {
    position: fixed; inset: 0; z-index: 900; background: rgba(6,6,6,.96);
    display: flex; align-items: center; justify-content: center;
    opacity: 0; visibility: hidden; transition: opacity .3s ease, visibility .3s;
}
.lightbox-premium.open { opacity: 1; visibility: visible; }
.lightbox-premium img { max-width: 88vw; max-height: 80vh; object-fit: contain; border-radius: 2px; cursor: zoom-in; transition: transform .3s ease; }
.lightbox-premium img.zoomed { transform: scale(1.5); cursor: zoom-out; }
.lightbox-premium-toolbar { position: absolute; top: 22px; right: 22px; display: flex; gap: 10px; z-index: 2; }
.lightbox-premium-btn {
    width: 42px; height: 42px; border-radius: 50%; border: 1px solid var(--line-strong);
    background: rgba(10,10,10,.6); color: #fff; display: flex; align-items: center; justify-content: center;
    cursor: pointer; transition: border-color .2s ease, background .2s ease;
}
.lightbox-premium-btn:hover { border-color: var(--red); background: rgba(154,12,26,.18); }
.lightbox-premium-btn svg { width: 18px; height: 18px; }
.lightbox-premium-nav {
    position: absolute; top: 50%; transform: translateY(-50%); width: 48px; height: 48px; border-radius: 50%;
    border: 1px solid var(--line-strong); background: rgba(10,10,10,.6); color: #fff;
    display: flex; align-items: center; justify-content: center; cursor: pointer; z-index: 2;
    transition: border-color .2s ease, background .2s ease;
}
.lightbox-premium-nav:hover { border-color: var(--red); background: rgba(154,12,26,.18); }
.lightbox-premium-nav.prev { left: 22px; } .lightbox-premium-nav.next { right: 22px; }
@media (max-width: 700px) { .lightbox-premium-nav { display: none; } }

/* ---------- Descargas ---------- */
.pk-downloads { padding: var(--section-y) 0; border-top: 1px solid var(--line); }
.pk-downloads-head { max-width: 600px; margin-bottom: 40px; }
.download-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.download-grid.download-grid-1 { grid-template-columns: 1fr; max-width: 480px; }
.download-card {
    display: flex; align-items: center; gap: 20px;
    padding: 26px 28px; border: 1px solid var(--line); border-radius: var(--radius-small);
    transition: border-color .25s ease, background .25s ease;
}
.download-card:hover { border-color: var(--line-strong); background: rgba(245,245,243,.02); }
.download-card-icon { width: 42px; height: 42px; flex-shrink: 0; color: var(--red); }
.download-card-icon svg { width: 100%; height: 100%; }
.download-card-title { font-family: var(--font-display); font-size: 16px; font-weight: 600; margin-bottom: 4px; }
.download-card-sub { font-size: 12.5px; color: rgba(245,245,243,.5); }
.download-card-arrow { margin-left: auto; color: rgba(245,245,243,.4); flex-shrink: 0; transition: transform .2s ease, color .2s ease; }
.download-card:hover .download-card-arrow { transform: translateX(4px); color: var(--red); }
@media (max-width: 700px) { .download-grid { grid-template-columns: 1fr; } }

/* ---------- CTA final específico de producto ---------- */
.pk-cta { padding: clamp(80px,10vw,140px) 0; border-top: 1px solid var(--line); background: var(--carbon); text-align: center; }
.pk-cta-title { font-family: var(--font-display); font-weight: 600; font-size: clamp(2rem,5vw,3.6rem); margin-bottom: 18px; }
.pk-cta-sub { color: rgba(245,245,243,.6); margin-bottom: 36px; }