.sinergi-hero {
    background: var(--cream);
}

.sinergi-hero-grid {
    align-items: center;
    display: grid;
    gap: 4rem;
    grid-template-columns: minmax(0, 1.05fr) minmax(340px, 0.75fr);
    min-height: 680px;
    padding-block: 5rem;
}

.sinergi-hero-copy {
    max-width: 700px;
}

.back-link {
    align-items: center;
    color: var(--green-house);
    display: inline-flex;
    font-size: 0.875rem;
    font-weight: 600;
    gap: 0.5rem;
    margin-bottom: 2.5rem;
    text-decoration: none;
}

.back-link:hover {
    text-decoration: underline;
    text-underline-offset: 4px;
}

.sinergi-hero h1 {
    color: var(--green-house);
    font-size: clamp(4rem, 9vw, 7.5rem);
    font-weight: 600;
    letter-spacing: -0.065em;
    line-height: 0.88;
    margin: 1.3rem 0 0;
}

.sinergi-lead {
    color: var(--ink-soft);
    font-size: 1.125rem;
    line-height: 1.75;
    margin: 2rem 0 0;
    max-width: 620px;
}

.sinergi-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1.75rem;
}

.sinergi-tags span {
    background: var(--white);
    border: 1px solid rgba(16, 63, 42, 0.14);
    border-radius: var(--radius-pill);
    color: var(--green-house);
    font-size: 0.78rem;
    font-weight: 600;
    padding: 0.45rem 0.8rem;
}

.sinergi-hero-media {
    background: var(--white);
    border-radius: var(--radius-card);
    box-shadow: var(--card-shadow);
    margin: 0;
    overflow: hidden;
    padding: 0.7rem;
    transform: rotate(1deg);
}

.sinergi-hero-media img {
    aspect-ratio: 4 / 5;
    border-radius: 8px;
    object-fit: cover;
    width: 100%;
}

.sinergi-hero-media figcaption {
    color: var(--ink-soft);
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.8rem 0.25rem 0.15rem;
}

.sinergi-date-card {
    align-content: center;
    background: var(--green-house);
    border-radius: var(--radius-card);
    box-shadow: 0 0 0.5px rgba(0, 0, 0, 0.22), 0 12px 24px rgba(16, 63, 42, 0.16);
    color: var(--white);
    display: grid;
    min-height: 520px;
    padding: 2.5rem;
    position: relative;
}

.sinergi-date-card::before {
    background: var(--green-accent);
    content: "";
    height: 0.5rem;
    left: 2.5rem;
    position: absolute;
    right: 2.5rem;
    top: 2.5rem;
}

.date-kicker {
    color: rgba(255, 255, 255, 0.72);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.sinergi-date-card strong {
    font-size: clamp(8rem, 18vw, 12rem);
    font-weight: 600;
    letter-spacing: -0.08em;
    line-height: 0.8;
    margin-top: 1.5rem;
}

.date-month {
    color: var(--green-accent);
    font-size: 1.25rem;
    font-weight: 600;
    margin-top: 1.5rem;
}

.date-location {
    border-top: 1px solid rgba(255, 255, 255, 0.18);
    color: rgba(255, 255, 255, 0.72);
    font-size: 0.82rem;
    margin-top: 2rem;
    padding-top: 1rem;
}

.sinergi-intro {
    background: var(--green-house);
    color: var(--white);
    padding-block: 2.5rem;
}

.sinergi-intro-grid {
    align-items: start;
    display: grid;
    gap: 2rem;
    grid-template-columns: 0.35fr 1fr;
}

.sinergi-intro .eyebrow {
    color: var(--white);
}

.sinergi-intro-grid > p:last-child {
    font-size: 1.05rem;
    line-height: 1.75;
    margin: 0;
    max-width: 800px;
}

.timeline-list {
    list-style: none;
    margin: 3.5rem 0 0;
    padding: 0;
}

.timeline-list li {
    display: grid;
    gap: 1.5rem;
    grid-template-columns: 3.5rem minmax(0, 1fr);
    position: relative;
}

.timeline-list li:not(:last-child) {
    padding-bottom: 2rem;
}

.timeline-list li:not(:last-child)::before {
    background: var(--ceramic);
    content: "";
    left: 1.7rem;
    position: absolute;
    top: 3.2rem;
    bottom: 0;
    width: 2px;
}

.timeline-marker {
    align-items: center;
    background: var(--green-house);
    border-radius: 50%;
    color: var(--white);
    display: flex;
    font-size: 0.8rem;
    font-weight: 700;
    height: 3.5rem;
    justify-content: center;
    position: relative;
    width: 3.5rem;
    z-index: 1;
}

.timeline-content {
    border-bottom: 1px solid var(--line);
    padding: 0.35rem 0 2rem;
}

.timeline-list li:last-child .timeline-content {
    border-bottom: 0;
    padding-bottom: 0;
}

.timeline-meta {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.timeline-meta span {
    color: var(--green-house);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.timeline-meta time {
    color: var(--ink-soft);
    font-size: 0.78rem;
}

.timeline-content h3,
.agenda-card h3,
.sinergi-empty h3,
.video-card h3 {
    color: var(--ink);
    font-size: 1.25rem;
    font-weight: 600;
    line-height: 1.3;
    margin: 0.65rem 0 0;
}

.timeline-content p,
.agenda-card > p:not(.agenda-category) {
    color: var(--ink-soft);
    line-height: 1.7;
    margin: 0.65rem 0 0;
}

.agenda-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 2.5rem;
}

.agenda-filters button {
    background: transparent;
    border: 1px solid var(--green-house);
    border-radius: var(--radius-pill);
    color: var(--green-house);
    font-size: 0.85rem;
    font-weight: 600;
    min-height: 42px;
    padding: 0.6rem 1rem;
    transition: background 180ms ease, color 180ms ease, transform 180ms ease;
}

.agenda-filters button[aria-pressed="true"] {
    background: var(--green-house);
    color: var(--white);
}

.agenda-filters button:active {
    transform: scale(0.95);
}

.agenda-grid {
    display: grid;
    gap: 1rem;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-top: 2rem;
}

.agenda-card {
    background: var(--white);
    border-radius: var(--radius-card);
    box-shadow: var(--card-shadow);
    padding: 1.5rem;
}

.agenda-card[hidden] {
    display: none;
}

.agenda-category {
    color: var(--green-house);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    margin: 0;
    text-transform: uppercase;
}

.agenda-card dl {
    border-top: 1px solid var(--line);
    display: grid;
    gap: 0.5rem;
    margin: 1.25rem 0 0;
    padding-top: 1rem;
}

.agenda-card dl:empty {
    display: none;
}

.agenda-card dl div {
    align-items: start;
    color: var(--ink-soft);
    display: grid;
    font-size: 0.82rem;
    gap: 0.6rem;
    grid-template-columns: 1rem 1fr;
}

.agenda-card dt,
.agenda-card dd {
    margin: 0;
}

.agenda-card dt {
    color: var(--green-house);
}

.sinergi-gallery {
    columns: 3;
    column-gap: 1rem;
    margin-top: 3rem;
}

.sinergi-photo {
    background: var(--white);
    border: 0;
    border-radius: var(--radius-card);
    box-shadow: var(--card-shadow);
    break-inside: avoid;
    cursor: zoom-in;
    margin: 0 0 1rem;
    overflow: hidden;
    padding: 0;
    text-align: left;
    transition: box-shadow 200ms ease, transform 200ms ease;
    width: 100%;
}

.sinergi-photo:hover {
    box-shadow: 0 5px 12px rgba(0, 0, 0, 0.14), 0 1px 2px rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
}

.sinergi-photo img {
    height: auto;
    width: 100%;
}

.sinergi-photo > span {
    display: grid;
    gap: 0.3rem;
    padding: 1rem 1.1rem 1.15rem;
}

.sinergi-photo strong {
    color: var(--ink);
    font-size: 0.9rem;
    font-weight: 600;
}

.sinergi-photo small {
    color: var(--ink-soft);
    font-size: 0.78rem;
    line-height: 1.5;
}

.sinergi-empty {
    align-items: center;
    background: var(--cream);
    border: 1px dashed rgba(16, 63, 42, 0.24);
    border-radius: var(--radius-card);
    display: flex;
    flex-direction: column;
    margin-top: 3rem;
    padding: 4rem 1.5rem;
    text-align: center;
}

.sinergi-empty i {
    color: var(--green);
    font-size: 2rem;
}

.sinergi-empty p {
    color: var(--ink-soft);
    font-size: 0.9rem;
    margin: 0.6rem 0 0;
    max-width: 480px;
}

.video-band {
    background: var(--green-house);
    color: var(--white);
    padding-block: 6rem;
}

.video-heading h2 {
    font-size: clamp(2rem, 4vw, 3.25rem);
    font-weight: 600;
    letter-spacing: -0.035em;
    line-height: 1.08;
    margin: 0.8rem 0 0;
}

.video-grid {
    display: grid;
    gap: 1.25rem;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-top: 3rem;
}

.video-card {
    background: var(--white);
    border-radius: var(--radius-card);
    color: var(--ink);
    overflow: hidden;
}

.video-frame {
    aspect-ratio: 16 / 9;
    background: #000000;
}

.video-frame iframe {
    border: 0;
    height: 100%;
    width: 100%;
}

.video-card > div:last-child {
    padding: 1.25rem 1.4rem 1.5rem;
}

.video-card h3 {
    margin-top: 0;
}

.video-card p {
    color: var(--ink-soft);
    font-size: 0.875rem;
    line-height: 1.6;
    margin: 0.5rem 0 0;
}

.video-empty {
    align-items: center;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: var(--radius-card);
    color: rgba(255, 255, 255, 0.72);
    display: flex;
    gap: 0.75rem;
    margin-top: 2rem;
    padding: 1.25rem;
}

.video-empty i {
    align-items: center;
    background: var(--green-accent);
    border-radius: 50%;
    color: var(--green-house);
    display: flex;
    height: 2.5rem;
    justify-content: center;
    width: 2.5rem;
}

.video-empty p {
    margin: 0;
}

.gallery-dialog {
    background: transparent;
    border: 0;
    color: var(--white);
    height: 100%;
    margin: auto;
    max-height: none;
    max-width: none;
    padding: 4rem 5rem 2rem;
    width: 100%;
}

.gallery-dialog::backdrop {
    background: rgba(5, 14, 9, 0.94);
}

.gallery-dialog[open] {
    align-items: center;
    display: grid;
    grid-template-columns: 3rem minmax(0, 1fr) 3rem;
}

.gallery-dialog figure {
    display: grid;
    justify-items: center;
    margin: 0;
    min-width: 0;
}

.gallery-dialog figure img {
    max-height: calc(100vh - 9rem);
    object-fit: contain;
    width: auto;
}

.gallery-dialog figcaption {
    display: grid;
    gap: 0.25rem;
    margin-top: 1rem;
    text-align: center;
}

.gallery-dialog figcaption strong {
    font-size: 0.95rem;
}

.gallery-dialog figcaption span {
    color: rgba(255, 255, 255, 0.68);
    font-size: 0.8rem;
}

.dialog-close,
.dialog-nav {
    align-items: center;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 50%;
    color: var(--white);
    display: flex;
    height: 3rem;
    justify-content: center;
    width: 3rem;
}

.dialog-close {
    position: absolute;
    right: 1.5rem;
    top: 1.5rem;
}

.dialog-nav {
    align-self: center;
}

.dialog-next {
    justify-self: end;
}

.agenda-filters button:focus-visible,
.sinergi-photo:focus-visible,
.dialog-close:focus-visible,
.dialog-nav:focus-visible,
.back-link:focus-visible {
    outline: 3px solid var(--green-accent);
    outline-offset: 3px;
}

@media (max-width: 1023px) {
    .sinergi-hero-grid {
        gap: 3rem;
        grid-template-columns: 1fr;
    }

    .sinergi-hero-media,
    .sinergi-date-card {
        max-width: 680px;
        transform: none;
    }

    .sinergi-date-card {
        min-height: 440px;
    }

    .sinergi-gallery {
        columns: 2;
    }
}

@media (max-width: 767px) {
    .sinergi-hero-grid {
        padding-block: 3.5rem;
    }

    .sinergi-hero h1 {
        font-size: clamp(3.8rem, 20vw, 6rem);
    }

    .sinergi-intro-grid,
    .agenda-grid,
    .video-grid {
        grid-template-columns: 1fr;
    }

    .timeline-list li {
        gap: 1rem;
        grid-template-columns: 2.75rem minmax(0, 1fr);
    }

    .timeline-marker {
        height: 2.75rem;
        width: 2.75rem;
    }

    .timeline-list li:not(:last-child)::before {
        left: 1.32rem;
        top: 2.6rem;
    }

    .sinergi-gallery {
        columns: 1;
    }

    .gallery-dialog {
        padding: 4.5rem 0.75rem 1rem;
    }

    .gallery-dialog[open] {
        grid-template-columns: 2.5rem minmax(0, 1fr) 2.5rem;
    }

    .dialog-close,
    .dialog-nav {
        height: 2.5rem;
        width: 2.5rem;
    }

    .dialog-close {
        right: 0.75rem;
        top: 0.75rem;
    }
}

@media (max-width: 479px) {
    .sinergi-date-card {
        min-height: 390px;
        padding: 1.5rem;
    }

    .sinergi-date-card::before {
        left: 1.5rem;
        right: 1.5rem;
        top: 1.5rem;
    }

    .sinergi-date-card strong {
        font-size: 8rem;
    }

    .sinergi-tags span {
        font-size: 0.72rem;
    }
}