/* WTFAQ — swipe view styles
 * Loaded only on /swipe/ via conditional enqueue in functions.php.
 * Depends on tokens.css being loaded first (--paper, --ink, etc.).
 */

.wtf-swipe-body {
    background: var(--paper-2);
    overflow: hidden;
    height: 100dvh;
}

.wtf-swipe {
    position: relative;
    max-width: 480px;
    margin: 0 auto;
    padding: 14px 14px 110px;
    height: calc(100dvh - 60px); /* leave room for header + tab bar */
    display: flex;
    flex-direction: column;
}

.wtf-swipe__topic {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 4px 14px;
    font-family: var(--mono);
    font-size: 11px;
    color: var(--ink-3);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}
.wtf-swipe__topic-name { color: var(--ink); font-weight: 600; }
.wtf-swipe__topic-link { margin-left: auto; color: var(--ink-2); text-decoration: none; }
.wtf-swipe__topic-link:hover { color: var(--ink); }

.wtf-swipe__stack {
    position: relative;
    flex: 1;
    min-height: 480px;
    display: block;
}

/* ---- Card (front + 2 shadow behind) ---------------------------------- */

.wtf-swipe-card {
    position: absolute;
    inset: 0;
    border-radius: 18px;
    background: var(--paper);
    border: 1px solid var(--rule);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08), 0 1px 0 rgba(0, 0, 0, 0.02);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    touch-action: none;
    transform-origin: 50% 110%;
    transition: transform 0.18s cubic-bezier(0.2, 0.7, 0.3, 1),
                opacity 0.22s ease;
    will-change: transform, opacity;
    user-select: none;
    -webkit-user-select: none;
}
.wtf-swipe-card.is-dragging {
    transition: none;
    cursor: grabbing;
}
.wtf-swipe-card.is-leaving {
    transition: transform 0.28s ease, opacity 0.28s ease;
    pointer-events: none;
}

/* Stacked depth: front, second, third */
.wtf-swipe-card--depth-0 { transform: translateY(0)    scale(1);    opacity: 1; }
.wtf-swipe-card--depth-1 { transform: translateY(10px) scale(0.97); opacity: 0.96; }
.wtf-swipe-card--depth-2 { transform: translateY(20px) scale(0.94); opacity: 0.86; }

.wtf-swipe-card__rule {
    height: 8px;
    width: 100%;
}

.wtf-swipe-card__body {
    padding: 22px 22px 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.wtf-swipe-card__topic {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--mono);
    font-size: 11px;
    color: var(--ink-3);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.wtf-swipe-card__q {
    font-family: var(--serif);
    font-style: italic;
    font-weight: 800;
    font-size: clamp(24px, 5vw + 8px, 34px);
    line-height: 1.1;
    letter-spacing: -0.01em;
    color: var(--ink);
    margin: 0;
}

.wtf-swipe-card__tldr {
    font-family: var(--serif);
    font-size: 16px;
    line-height: 1.45;
    color: var(--ink-2);
    margin: 0;
    text-wrap: pretty;
}

.wtf-swipe-card__meta {
    margin-top: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    font-family: var(--mono);
    font-size: 11px;
    color: var(--ink-3);
    letter-spacing: 0.04em;
}
.wtf-swipe-card__more {
    color: var(--ink);
    text-decoration: none;
    font-weight: 600;
}
.wtf-swipe-card__more:hover { text-decoration: underline; }

.wtf-swipe-card__saved {
    align-self: flex-start;
    padding: 4px 9px;
    font-family: var(--mono);
    font-size: 11px;
    color: var(--alert);
    border: 1px solid var(--alert);
    border-radius: 999px;
    opacity: 0;
    transform: translateY(-4px);
    transition: opacity 0.2s ease, transform 0.2s ease;
}
.wtf-swipe-card__saved.is-saved {
    opacity: 1;
    transform: translateY(0);
}

/* ---- Sponsored card (renders server HTML inside) --------------------- */

.wtf-swipe-card--ad {
    padding: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.wtf-swipe-card--ad .ad {
    width: 100%;
    min-height: 320px;
    border-radius: 14px;
    border-style: solid;
    border-color: var(--rule);
}

/* ---- Hint footer ---------------------------------------------------- */

.wtf-swipe__hint {
    display: flex;
    justify-content: space-around;
    margin-top: 12px;
    font-family: var(--mono);
    font-size: 10px;
    color: var(--ink-3);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

/* ---- Empty state ---------------------------------------------------- */

.wtf-swipe__stack .wtf-empty {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 10px;
    color: var(--ink-3);
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}
.wtf-swipe__stack .wtf-empty a {
    color: var(--ink);
    text-decoration: none;
    border-bottom: 1px solid var(--ink);
}

/* ---- Hide footer on swipe view (full-screen experience) ------------- */
.wtf-swipe-body footer { display: none; }