/* ============================================
   Headliners Accordion — Confab "What's On" pattern (DM adapted)
============================================ */

.dm-headliners {
    background: var(--dm-dark);
    color: var(--dm-white);
    padding: var(--dm-section-py) 0;
    position: relative;
    overflow: hidden;
}

.dm-headliners::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 10% 20%, rgba(var(--dm-primary-rgb), 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 90% 80%, rgba(243, 146, 32, 0.06) 0%, transparent 50%);
    pointer-events: none;
}

.dm-headliners__container {
    position: relative;
    z-index: 1;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--dm-container-px);
}

/* ─── Header ─── */
.dm-headliners__header {
    text-align: center;
    margin-bottom: clamp(40px, 6vh, 72px);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.dm-headliners__kicker {
    font-family: var(--dm-font-body);
    font-size: 14px;
    font-weight: 500;
    color: var(--dm-primary);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.dm-headliners__heading {
    font-family: var(--dm-font-heading);
    font-size: clamp(48px, 7vw, 110px);
    font-weight: 700;
    line-height: 1.08;
    letter-spacing: -0.01em;
    color: var(--dm-white);
    text-transform: uppercase;
    margin: 0;
}

/* ─── Accordion ─── */
.dm-headliners__list {
    max-width: 1200px;
    margin: 0 auto;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.dm-headliners__item {
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    transition: background 0.35s ease, border-radius 0.35s ease;
}

.dm-headliners__item[open] {
    background: rgba(255, 255, 255, 0.03);
    border-radius: 18px;
    border-bottom-color: transparent;
    margin: 10px 0;
    border: 1px solid rgba(var(--dm-primary-rgb), 0.4);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.4);
}

.dm-headliners__item:not([open]):hover {
    background: rgba(var(--dm-primary-rgb), 0.04);
}

/* ─── Summary (her row) ─── */
.dm-headliners__summary {
    display: flex;
    align-items: center;
    gap: clamp(16px, 2.5vw, 32px);
    padding: clamp(22px, 3vh, 36px) clamp(20px, 3vw, 44px);
    cursor: pointer;
    list-style: none;
}
.dm-headliners__summary::-webkit-details-marker { display: none; }

.dm-headliners__number {
    font-family: var(--dm-font-heading);
    font-size: clamp(28px, 3vw, 44px);
    font-weight: 700;
    color: var(--dm-primary);
    line-height: 1.05;
    letter-spacing: -0.02em;
    min-width: 60px;
    flex-shrink: 0;
}

.dm-headliners__summary-text {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.dm-headliners__name {
    font-family: var(--dm-font-heading);
    font-size: clamp(22px, 2.6vw, 34px);
    font-weight: 700;
    color: var(--dm-white);
    text-transform: uppercase;
    letter-spacing: -0.01em;
    line-height: 1.1;
    margin: 0;
}

.dm-headliners__meta-inline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    font-family: var(--dm-font-body);
    font-size: 13px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.55);
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.dm-headliners__item[open] .dm-headliners__meta-inline {
    color: rgba(255, 255, 255, 0.7);
}

.dm-headliners__toggle {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    border: 1.5px solid rgba(255, 255, 255, 0.35);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--dm-white);
    transition: all 0.35s ease;
    flex-shrink: 0;
}

.dm-headliners__item[open] .dm-headliners__toggle {
    background: var(--dm-primary);
    color: var(--dm-dark);
    border-color: var(--dm-primary);
    transform: rotate(180deg);
}

.dm-headliners__item:not([open]):hover .dm-headliners__toggle {
    border-color: var(--dm-primary);
    color: var(--dm-primary);
}

/* ─── Body (expanded content) ─── */
.dm-headliners__body {
    display: grid;
    grid-template-columns: 36% 1fr;
    gap: clamp(24px, 3vw, 48px);
    padding: 0 clamp(20px, 3vw, 44px) clamp(30px, 4vh, 50px);
    animation: dm-fade-in 0.4s ease;
}

.dm-headliners__poster {
    width: 100%;
    aspect-ratio: 4 / 5;
    border-radius: 14px;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.05);
}

.dm-headliners__poster img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.dm-headliners__detail {
    display: flex;
    flex-direction: column;
    gap: 18px;
    align-items: flex-start;
    padding-top: 10px;
}

.dm-headliners__artist {
    font-family: var(--dm-font-body);
    font-size: 13px;
    font-weight: 700;
    color: var(--dm-primary);
    text-transform: uppercase;
    letter-spacing: 0.18em;
}

.dm-headliners__excerpt {
    font-family: var(--dm-font-body);
    font-size: clamp(15px, 1.2vw, 17px);
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.82);
    margin: 0;
    max-width: 560px;
}

.dm-headliners__facts {
    list-style: none;
    padding: 0;
    margin: 4px 0 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.dm-headliners__facts li {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--dm-font-body);
    font-size: 14px;
    color: rgba(255, 255, 255, 0.75);
    letter-spacing: 0.01em;
}

.dm-headliners__facts li svg {
    color: var(--dm-primary);
    flex-shrink: 0;
}

.dm-headliners__cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    background: var(--dm-primary);
    color: var(--dm-dark);
    border-radius: 9999px;
    font-family: var(--dm-font-heading);
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    text-decoration: none;
    transition: gap 0.3s ease, background 0.3s ease, transform 0.3s ease;
    margin-top: 8px;
}

.dm-headliners__cta:hover {
    gap: 14px;
    background: var(--dm-white);
    color: var(--dm-dark);
    transform: translateY(-2px);
}

/* ─── Responsive ─── */
@media (max-width: 768px) {
    .dm-headliners__summary {
        padding: 22px 20px;
        gap: 14px;
    }
    .dm-headliners__number {
        font-size: 24px;
        min-width: 44px;
    }
    .dm-headliners__name {
        font-size: 18px;
    }
    .dm-headliners__toggle {
        width: 42px;
        height: 42px;
    }
    .dm-headliners__body {
        grid-template-columns: 1fr;
        padding: 0 20px 28px;
        gap: 18px;
    }
    .dm-headliners__poster {
        max-width: 320px;
        aspect-ratio: 4 / 5;
    }
}