/* =====================================================================
 * 37 · 诗词接龙游戏 poetry-link-game.css —— 卷轴对局
 * 主色：黛青 + 朱砂；母题：卷轴 / 宣纸 / 题签
 * ===================================================================== */

.hc--scroll {
    --hc-a: #31506e;
    --hc-a-soft: #e6edf4;
    --plg-paper: #f7f2e7;
    --plg-rod: #7a4b2c;
    --plg-ink: #26303c;
    --plg-cinnabar: #b23a2f;
}
:root[data-theme="dark"] .hc--scroll {
    --hc-a: #8fb3d6;
    --hc-a-soft: #1a2634;
    --plg-paper: #161d26;
    --plg-rod: #8a5c3a;
    --plg-ink: #dfe7ef;
    --plg-cinnabar: #d96b5f;
}

/* ---------- 首屏 ---------- */
.plg-hero {
    display: grid;
    grid-template-columns: minmax(0, 1.5fr) minmax(300px, 1fr);
    gap: 34px;
    align-items: center;
    padding-top: 26px;
}
.plg-hero h1 { margin: 14px 0 12px; font-size: clamp(28px, 3.6vw, 42px); font-weight: 780; letter-spacing: -.02em; }

/* 卷轴装饰 */
.plg-scroll { display: grid; max-width: 340px; justify-self: end; }
.plg-rod {
    height: 14px; border-radius: 8px;
    background: linear-gradient(180deg, var(--plg-rod), color-mix(in srgb, var(--plg-rod) 70%, #000));
    box-shadow: 0 3px 8px rgba(0, 0, 0, .25);
}
.plg-paper {
    background: var(--plg-paper); color: var(--plg-ink);
    border-left: 1px solid var(--hc-line); border-right: 1px solid var(--hc-line);
    padding: 20px 24px;
    font-family: var(--hc-serif);
    position: relative;
}
.plg-paper::before {
    content: ""; position: absolute; top: 14px; right: 16px;
    width: 34px; height: 14px; border: 1.5px solid var(--plg-cinnabar);
    opacity: .75;
}
.plg-paper-line { font-size: 24px; font-weight: 700; letter-spacing: .12em; line-height: 2; }
.plg-paper-line--next { color: var(--plg-cinnabar); }
.plg-paper-hint { margin-top: 10px; font-size: 12.5px; color: var(--hc-muted); font-family: var(--hc-sans); }

/* 对局卷轴 */
.plg-modes { display: flex; gap: 8px; margin-bottom: 14px; }
.plg-mode {
    padding: 8px 16px; border-radius: 999px; border: 1px solid var(--hc-line-2);
    background: var(--hc-card-2); color: var(--hc-ink-2);
    font-family: inherit; font-size: 14px; font-weight: 650; cursor: pointer;
}
.plg-mode.is-on { background: var(--hc-a); border-color: var(--hc-a); color: #fff; }
.plg-opts { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; align-items: start; }

.plg-scroll-game { display: grid; max-width: 720px; margin: 0 auto; }
.plg-paper--play { padding: 24px 28px; }
#plgChain { display: grid; gap: 8px; margin-bottom: 16px; }
.plg-chain-item {
    font-family: var(--hc-serif); font-size: 18px; line-height: 2; letter-spacing: .06em;
    padding: 6px 10px; border-radius: 6px;
}
.plg-chain-item small { font-family: var(--hc-sans); font-size: 11.5px; color: var(--hc-muted); margin-left: 10px; letter-spacing: 0; }
.plg-chain-item.is-start { background: var(--hc-a-soft); }
.plg-chain-item.is-bad { color: var(--plg-cinnabar); }
.plg-chain-item .plg-out { color: var(--plg-cinnabar); font-weight: 700; }

.plg-input-row { display: flex; gap: 9px; }
.plg-input-row input {
    flex: 1; padding: 10px 13px; border: 1px solid var(--hc-line-2); border-radius: var(--hc-r-sm);
    background: var(--hc-card); color: var(--hc-ink); font-size: 15px; font-family: inherit;
}
.plg-hints { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.plg-feihua-log { margin-top: 14px; font-size: 13px; color: var(--hc-ink-2); line-height: 2; }
.plg-feihua-log b { color: var(--hc-a); }

@media (max-width: 880px) {
    .plg-hero { grid-template-columns: 1fr; }
    .plg-scroll { justify-self: start; }
}