/* =========================================================
   Inicio (index.html): portada, cifras y accesos a las páginas
   ========================================================= */

/* ---------- Portada ---------- */
.portada {
    position: relative;
    padding: calc(var(--alto-encabezado) + 72px) 0 96px;
    overflow: hidden;
}
.portada::before {
    content: ""; position: absolute; top: -200px; right: -200px;
    width: 700px; height: 700px; border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 180, 35, 0.18), transparent 65%);
    pointer-events: none;
}
.portada::after {
    content: ""; position: absolute; inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: radial-gradient(ellipse at 70% 30%, #000 20%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at 70% 30%, #000 20%, transparent 70%);
    pointer-events: none;
}
.portada__grilla {
    position: relative; z-index: 1;
    display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 64px; align-items: center;
}
.portada__texto h1 { margin: 22px 0; }
.portada__parrafo { font-size: 1.15rem; color: var(--texto-suave); max-width: 560px; }
.portada__botones { display: flex; flex-wrap: wrap; gap: 14px; margin: 34px 0 28px; }
.portada__garantias { display: flex; flex-wrap: wrap; gap: 10px 24px; color: var(--texto-suave); font-size: 0.95rem; }
.portada__garantias li { display: flex; align-items: center; gap: 8px; }
.portada__garantias li::before { content: "✓"; color: var(--naranja); font-weight: 800; }

/* ---------- Panel de ejemplo (decorativo) ---------- */
.portada__visual { position: relative; padding: 40px 10px; }
.panel {
    position: relative;
    background: linear-gradient(180deg, var(--superficie-2), var(--superficie));
    border: 1px solid var(--borde);
    border-radius: 22px;
    padding: 22px;
    box-shadow: var(--sombra);
}
.panel__cabecera { display: flex; align-items: center; gap: 10px; font-weight: 600; color: var(--blanco); margin-bottom: 18px; }
.panel__punto { width: 10px; height: 10px; border-radius: 50%; background: var(--verde); box-shadow: 0 0 0 4px rgba(52, 211, 153, 0.18); animation: latido 2s infinite; }
.panel__fecha { margin-left: auto; font-size: 0.8rem; color: var(--texto-suave); padding: 4px 10px; border: 1px solid var(--borde); border-radius: 999px; }
.panel__kpis { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 20px; }
.kpi { background: var(--negro-2); border: 1px solid var(--borde); border-radius: 14px; padding: 14px; display: flex; flex-direction: column; gap: 2px; }
.kpi__titulo { font-size: 0.82rem; color: var(--texto-suave); }
.kpi__valor { font-size: 1.8rem; color: var(--blanco); font-weight: 800; line-height: 1.1; }
.kpi__cambio { font-size: 0.8rem; color: var(--verde); font-weight: 600; }
.panel__grafico {
    height: 150px; display: flex; align-items: flex-end; gap: 10px;
    padding: 12px; background: var(--negro-2); border: 1px solid var(--borde); border-radius: 14px;
}
.panel__grafico span {
    flex: 1; height: var(--alto); min-height: 6px;
    background: linear-gradient(180deg, var(--naranja), rgba(255, 180, 35, 0.35));
    border-radius: 6px 6px 3px 3px;
    transform-origin: bottom; animation: crecer 1.2s cubic-bezier(.2, .8, .2, 1) both;
}
.panel__grafico span:nth-child(2) { animation-delay: 0.08s; }
.panel__grafico span:nth-child(3) { animation-delay: 0.16s; }
.panel__grafico span:nth-child(4) { animation-delay: 0.24s; }
.panel__grafico span:nth-child(5) { animation-delay: 0.32s; }
.panel__grafico span:nth-child(6) { animation-delay: 0.40s; }
.panel__grafico span:nth-child(7) { animation-delay: 0.48s; }
.panel__grafico span:nth-child(8) { animation-delay: 0.56s; background: var(--naranja); }
.panel__pie { display: flex; gap: 10px; padding: 8px 12px 0; font-size: 0.72rem; color: var(--texto-suave); }
.panel__pie span { flex: 1; text-align: center; }

.flotante {
    position: absolute; z-index: 2;
    display: flex; align-items: center; gap: 12px;
    background: var(--blanco); color: var(--negro);
    padding: 12px 16px; border-radius: 14px;
    box-shadow: var(--sombra);
    animation: flotar 5s ease-in-out infinite;
}
.flotante strong { display: block; font-size: 0.95rem; line-height: 1.2; }
.flotante span:not(.flotante__icono) { font-size: 0.8rem; color: #555; }
.flotante--arriba { top: 0; left: -20px; }
.flotante--abajo { bottom: 0; right: -10px; animation-delay: -2.5s; }
.flotante__icono {
    flex: none; width: 34px; height: 34px;
    display: grid; place-items: center;
    background: var(--naranja); color: var(--negro); font-weight: 800;
    clip-path: var(--hexagono);
}
.flotante__icono--alerta { background: var(--negro); color: var(--naranja); }

/* ---------- Cifras ---------- */
.resumen { border-top: 1px solid var(--borde); border-bottom: 1px solid var(--borde); background: var(--negro-2); }
.resumen__grilla { display: grid; grid-template-columns: repeat(4, 1fr); }
.cifra { padding: 34px 20px; text-align: center; display: flex; flex-direction: column; gap: 4px; }
.cifra + .cifra { border-left: 1px solid var(--borde); }
.cifra strong { font-size: clamp(2rem, 3.6vw, 2.8rem); font-weight: 800; color: var(--naranja); line-height: 1; }
.cifra span { color: var(--texto-suave); font-size: 0.95rem; }

/* ---------- Accesos a las páginas ---------- */
.atajos { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.atajo {
    display: flex; gap: 20px; align-items: flex-start;
    padding: 28px;
    background: var(--superficie); border: 1px solid var(--borde); border-radius: var(--radio);
    transition: transform 0.3s, border-color 0.3s;
}
.atajo:hover { transform: translateY(-4px); border-color: rgba(255, 180, 35, 0.5); }
.atajo .hexagono { flex: none; width: 54px; height: 54px; }
.atajo .hexagono svg { width: 24px; height: 24px; }
.atajo h3 { margin-bottom: 6px; }
.atajo p { color: var(--texto-suave); margin-bottom: 12px; }
.atajo__ir { color: var(--naranja); font-weight: 700; }
.atajo:hover .atajo__ir { text-decoration: underline; }

/* ---------- Animaciones ---------- */
@keyframes crecer { from { transform: scaleY(0); } to { transform: scaleY(1); } }
@keyframes flotar { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
@keyframes latido { 0%, 100% { box-shadow: 0 0 0 4px rgba(52, 211, 153, 0.18); } 50% { box-shadow: 0 0 0 8px rgba(52, 211, 153, 0.05); } }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
    .portada { padding: calc(var(--alto-encabezado) + 48px) 0 72px; }
    .portada__grilla { grid-template-columns: 1fr; gap: 40px; }
    .portada__visual { max-width: 520px; width: 100%; margin: 0 auto; }
}

@media (max-width: 720px) {
    .resumen__grilla { grid-template-columns: 1fr 1fr; }
    .cifra:nth-child(3) { border-left: none; }
    .cifra:nth-child(n + 3) { border-top: 1px solid var(--borde); }
    .atajos { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
    .portada__botones .boton { flex: 1 1 100%; }
    .portada__visual { padding: 34px 0; }
    .flotante { padding: 10px 12px; }
    .flotante--arriba { left: -4px; }
    .flotante--abajo { right: -4px; }
    .kpi__valor { font-size: 1.45rem; }
    .panel { padding: 16px; }
    .panel__grafico { height: 120px; gap: 6px; }
    .panel__pie { gap: 6px; }
    .atajo { padding: 22px; flex-direction: column; gap: 16px; }
}