/*
 * Estilos para o plugin Linha do Tempo PCERJ.
 */

:root {
    --pcerj-ink: #0f2433;
    --pcerj-muted: #556b79;
    --pcerj-line: #2c5673;
    --pcerj-gold: #d2a54c;
    --pcerj-paper: #ffffff;
    --pcerj-shadow: rgba(15, 36, 51, 0.12);
    --pcerj-radius: 18px;
    --pcerj-font-title: "Plus Jakarta Sans", "Inter", "Segoe UI", sans-serif;
    --pcerj-font-body: "Inter", "Plus Jakarta Sans", "Segoe UI", sans-serif;
}

.pcerj-timeline-wrap {
    position: relative;
    padding: 24px 0 32px;
    overflow: hidden;
}

.pcerj-timeline {
    list-style: none;
    margin: 0 auto;
    padding: 0;
    max-width: 1100px;
    position: relative;
}

.pcerj-timeline::before {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 3px;
    background: linear-gradient(180deg, transparent 0%, var(--pcerj-line) 12%, var(--pcerj-line) 88%, transparent 100%);
    opacity: 0.55;
}

.pcerj-timeline-item {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 72px minmax(0, 1fr);
    align-items: start;
    gap: 16px;
    position: relative;
    margin: 36px 0;
    opacity: 0;
    transform: translateY(24px);
    animation: pcerj-rise 0.6s ease forwards;
    animation-delay: calc(var(--pcerj-index) * 120ms);
    padding: 20px 0;
    border-top: 2px solid rgba(210, 165, 76, 0.15);
}

.pcerj-timeline-item:first-child {
    border-top: none;
}

.pcerj-timeline .pcerj-timeline-item {
    display: grid !important;
    grid-template-columns: minmax(0, 1fr) 72px minmax(0, 1fr) !important;
    grid-auto-flow: row;
    align-items: start;
}

.pcerj-timeline-item.is-left .pcerj-timeline-card {
    grid-column: 1;
    text-align: right;
}

.pcerj-timeline-item.is-left .pcerj-timeline-media {
    grid-column: 3;
}

.pcerj-timeline-item.is-right .pcerj-timeline-card {
    grid-column: 3;
    text-align: left;
}

.pcerj-timeline-item.is-right .pcerj-timeline-media {
    grid-column: 1;
}

.pcerj-timeline .pcerj-timeline-item.is-left .pcerj-timeline-card {
    grid-column: 1;
    justify-self: end;
}

.pcerj-timeline .pcerj-timeline-item.is-left .pcerj-timeline-media {
    grid-column: 3;
    justify-self: start;
}

.pcerj-timeline .pcerj-timeline-item.is-right .pcerj-timeline-card {
    grid-column: 3;
    justify-self: start;
}

.pcerj-timeline .pcerj-timeline-item.is-right .pcerj-timeline-media {
    grid-column: 1;
    justify-self: end;
}

.pcerj-timeline-card {
    background: var(--pcerj-paper);
    border-radius: var(--pcerj-radius);
    padding: 22px 24px;
    box-shadow: 0 14px 30px var(--pcerj-shadow);
    border: 1px solid rgba(44, 86, 115, 0.12);
    font-family: var(--pcerj-font-body);
    max-width: 520px;
    grid-row: 1;
    border-left: 4px solid var(--pcerj-gold);
}

.pcerj-timeline-year {
    display: inline-block;
    padding: 8px 16px;
    border-radius: 4px;
    background: linear-gradient(135deg, var(--pcerj-gold), rgba(210, 165, 76, 0.8));
    color: #ffffff;
    border: none;
    font-size: 0.9rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 14px;
    font-weight: 700;
    box-shadow: 0 4px 12px rgba(210, 165, 76, 0.25);
}

.pcerj-timeline-title {
    margin: 0 0 10px;
    font-family: var(--pcerj-font-title);
    font-size: 1.4rem;
    color: var(--pcerj-ink);
}

.pcerj-timeline-description {
    color: var(--pcerj-muted);
    line-height: 1.6;
    font-size: 1rem;
    max-height: 200px;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.pcerj-timeline-description.is-expanded {
    max-height: none;
    overflow: visible;
}

.pcerj-timeline-description.is-truncated {
    position: relative;
    padding-bottom: 20px;
}

.pcerj-timeline-description.is-truncated::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 40px;
    background: linear-gradient(transparent, var(--pcerj-paper));
    pointer-events: none;
}

.pcerj-timeline-btn-toggle-desc {
    display: inline-block;
    margin-top: 12px;
    padding: 6px 12px;
    background: transparent;
    color: var(--pcerj-gold);
    border: 1px solid var(--pcerj-gold);
    border-radius: 999px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: var(--pcerj-font-body);
}

.pcerj-timeline-btn-toggle-desc:hover,
.pcerj-timeline-btn-toggle-desc:focus-visible {
    background: var(--pcerj-gold);
    color: var(--pcerj-paper);
    outline: none;
}

.pcerj-timeline-marker {
    grid-column: 2;
    grid-row: 1;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #ffffff;
    border: 3px solid var(--pcerj-gold);
    justify-self: center;
    position: relative;
    box-shadow: 0 0 0 6px rgba(210, 165, 76, 0.16);
}

.pcerj-timeline-media {
    margin: 0;
    border-radius: var(--pcerj-radius);
    overflow: hidden;
    border: 2px solid rgba(44, 86, 115, 0.2);
    box-shadow: 0 12px 30px rgba(15, 36, 51, 0.18);
    background: #ffffff;
    max-width: 260px;
    align-self: start;
    grid-row: 1;
    margin-top: 0;
    position: relative;
    display: flex;
    flex-direction: column;
}

.pcerj-timeline-image {
    width: 100%;
    height: auto;
    display: block;
    flex: 1;
}

.pcerj-timeline-button {
    width: 100%;
    padding: 10px 18px;
    background: linear-gradient(135deg, var(--pcerj-gold), #c99035);
    color: #ffffff;
    border-radius: 0;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    box-shadow: none;
    transition: background 0.2s ease;
    border: none;
    font-family: var(--pcerj-font-title);
    cursor: pointer;
    text-align: center;
    position: static;
    transform: none;
    bottom: auto;
    left: auto;
    margin: 0;
}

.pcerj-timeline-button:hover,
.pcerj-timeline-button:focus-visible {
    background: linear-gradient(135deg, #c99035, #b0802a);
    transform: none;
    box-shadow: inset 0 -2px 0 rgba(0, 0, 0, 0.1);
    outline: none;
}

.pcerj-timeline-item.is-left .pcerj-timeline-media {
    grid-column: 3;
    justify-self: start;
}

.pcerj-timeline-item.is-right .pcerj-timeline-media {
    grid-column: 1;
    justify-self: end;
}

.pcerj-timeline-item.no-image .pcerj-timeline-card {
    max-width: 520px;
}

.pcerj-timeline-item.no-image.is-left .pcerj-timeline-card {
    justify-self: end;
}

.pcerj-timeline-item.no-image.is-right .pcerj-timeline-card {
    justify-self: start;
}

.pcerj-timeline-empty {
    padding: 24px;
    background: var(--pcerj-paper);
    border-radius: var(--pcerj-radius);
    border: 1px dashed rgba(44, 86, 115, 0.3);
    font-family: var(--pcerj-font-body);
    color: var(--pcerj-muted);
    text-align: center;
}

@media (max-width: 980px) {
    .pcerj-timeline::before {
        left: 24px;
        transform: none;
    }

    .pcerj-timeline-item {
        grid-template-columns: 24px 1fr;
        gap: 12px;
        padding: 16px 0;
    }

    .pcerj-timeline-marker {
        grid-column: 1;
        justify-self: start;
    }

    .pcerj-timeline-card,
    .pcerj-timeline-media {
        grid-column: 2;
        text-align: left;
    }

    .pcerj-timeline-item.is-left .pcerj-timeline-card,
    .pcerj-timeline-item.is-right .pcerj-timeline-card {
        grid-column: 2;
    }

    .pcerj-timeline-item.is-left .pcerj-timeline-media,
    .pcerj-timeline-item.is-right .pcerj-timeline-media {
        grid-column: 2;
    }

    .pcerj-timeline-media {
        max-width: 100%;
    }
}

@media (max-width: 600px) {
    .pcerj-timeline-wrap {
        padding: 20px 0 28px;
    }

    .pcerj-timeline-card {
        padding: 18px;
    }

    .pcerj-timeline-title {
        font-size: 1.2rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .pcerj-timeline-item {
        animation: none;
        opacity: 1;
        transform: none;
    }
}

@keyframes pcerj-rise {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.pcerj-timeline-end-message {
    margin-top: 48px;
    padding: 32px 24px;
    background: linear-gradient(135deg, rgba(210, 165, 76, 0.08), rgba(210, 165, 76, 0.04));
    border: 2px solid var(--pcerj-gold);
    border-radius: var(--pcerj-radius);
    text-align: center;
    max-width: 520px;
    margin-left: auto;
    margin-right: auto;
}

.pcerj-timeline-end-message p {
    margin: 0;
    font-family: var(--pcerj-font-title);
    font-size: 1.1rem;
    color: var(--pcerj-ink);
    font-weight: 600;
    letter-spacing: 0.01em;
}