/* Portal sazonal — hero "decora, não re-skin". Sutil, lê a cor da data via --seasonal-accent
   e herda as cores de texto do tema (funciona em claro e escuro). Ver docs/specs/2026-06-12-portal-sazonal-design.md */

.seasonal-hero {
    --seasonal-accent: var(--accent, #00e08a);
    /* 0..1 = quanto da montagem já entrou. Conforme sobe, o hero INTEIRO ganha
       pequenas mudanças (não só a barra): faixa de cor/borda mais presentes + glow +
       emoji. Modulamos via OPACITY de camadas ::before/::after (calc em opacity é
       seguro) — sem calc() dentro de color-mix(), que nem todo engine suporta.
       Fallback 0 caso o partial não informe. */
    --seasonal-progress: 0;
    position: relative;
    isolation: isolate;
    overflow: hidden;
    margin: 0 0 16px;
    padding: 12px 16px;
    border-radius: 12px;
    /* borda base discreta (presença mínima, sempre visível) */
    border: 1px solid color-mix(in srgb, var(--seasonal-accent) 30%, transparent);
    color: inherit;
}

/* Faixa de cor que intensifica com a montagem (opacity 0.22 -> ~0.72) */
.seasonal-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    border-radius: inherit;
    background: linear-gradient(135deg,
        color-mix(in srgb, var(--seasonal-accent) 36%, transparent), transparent 70%);
    opacity: calc(0.22 + 0.5 * var(--seasonal-progress));
    transition: opacity 0.4s ease;
}

/* Glow + reforço de borda que crescem do zero perto da data (opacity = progresso) */
.seasonal-hero::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    border-radius: inherit;
    box-shadow:
        0 0 20px color-mix(in srgb, var(--seasonal-accent) 45%, transparent),
        inset 0 0 0 1px color-mix(in srgb, var(--seasonal-accent) 55%, transparent);
    opacity: var(--seasonal-progress);
    transition: opacity 0.4s ease;
}

.seasonal-hero__main {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.seasonal-hero__lead {
    display: inline-flex;
    align-items: baseline;
    gap: 8px;
    min-width: 0;
}

.seasonal-hero__emoji {
    font-size: 1.15rem;
    line-height: 1;
    display: inline-block;
    /* cresce de leve conforme monta (1.0 -> ~1.14) */
    transform: scale(calc(1 + 0.14 * var(--seasonal-progress)));
    transform-origin: center;
    transition: transform 0.4s ease;
}

.seasonal-hero__title {
    font-weight: 700;
    letter-spacing: -0.01em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.seasonal-hero__countdown {
    font-size: 0.8125rem;
    /* ganha leve destaque perto da data (0.6 -> 1.0) */
    opacity: calc(0.6 + 0.4 * var(--seasonal-progress));
    white-space: nowrap;
}

.seasonal-hero__progress {
    flex: 1 1 80px;
    min-width: 80px;
    height: 5px;
    border-radius: 999px;
    background: color-mix(in srgb, currentColor 12%, transparent);
    overflow: hidden;
}

.seasonal-hero__progress-bar {
    display: block;
    height: 100%;
    border-radius: 999px;
    background: var(--seasonal-accent);
    transition: width 0.4s ease;
}

.seasonal-hero__cta {
    flex: 0 0 auto;
    padding: 6px 14px;
    border-radius: 8px;
    font-size: 0.8125rem;
    font-weight: 700;
    text-decoration: none;
    color: #04140d;
    background: var(--seasonal-accent);
    transition: filter 0.15s ease;
}
.seasonal-hero__cta:hover { filter: brightness(1.08); }

/* Enfeites: decorativos, nunca capturam clique nem afetam layout */
.seasonal-deco {
    position: absolute;
    z-index: 1;
    font-size: 1.25rem;
    /* enfeites ficam um pouco mais nítidos conforme monta (0.35 -> 0.7) */
    opacity: calc(0.35 + 0.35 * var(--seasonal-progress));
    pointer-events: none;
    user-select: none;
    transition: opacity 0.4s ease;
}
.seasonal-deco--tl { top: 6px;    left: 10px; }
.seasonal-deco--tr { top: 6px;    right: 12px; }
.seasonal-deco--bc { bottom: 4px; left: 42%; }

@media (prefers-reduced-motion: reduce) {
    .seasonal-hero,
    .seasonal-hero__progress-bar,
    .seasonal-hero__emoji,
    .seasonal-deco { transition: none; }
}