/* 三学习板块周日 14:00 开放：入口倒计时 + 页面门禁 */
.learning-entry-card.is-scheduled-closed{filter:saturate(.82);cursor:not-allowed}
.learning-entry-card.is-scheduled-closed:hover,.learning-entry-card.is-scheduled-closed:focus-visible{transform:none;box-shadow:0 10px 28px rgba(33,44,61,.13);outline:2px solid rgba(194,65,12,.28)}
.learning-entry-countdown{display:block;margin-top:10px;padding:7px 10px;border-radius:999px;background:rgba(255,255,255,.78);color:#9a3412;font-size:11px;line-height:1.45;font-weight:850;letter-spacing:.01em;font-variant-numeric:tabular-nums;box-shadow:inset 0 0 0 1px rgba(194,65,12,.16)}
.learning-open-gate-backdrop{position:fixed;inset:0;z-index:10020;display:grid;place-items:center;padding:24px;background:linear-gradient(160deg,rgba(238,244,255,.96),rgba(255,247,240,.96));backdrop-filter:blur(6px)}
.learning-open-gate-card{width:min(520px,92vw);padding:28px 26px;border-radius:22px;border:1px solid #c9d5e6;background:rgba(255,255,255,.98);box-shadow:0 24px 80px rgba(36,52,78,.18);text-align:center;color:#1e2b3f}
.learning-open-gate-kicker{display:inline-block;margin-bottom:10px;font-size:11px;font-weight:900;letter-spacing:.18em;color:#64748b}
.learning-open-gate-card h1{margin:0;font-size:28px;line-height:1.25}
.learning-open-gate-copy{margin:12px 0 0;color:#5b6b7f;font-size:14px;line-height:1.7}
.learning-open-gate-countdown{margin:18px 0 0;padding:12px 14px;border-radius:14px;background:#fff7ed;color:#c2410c;font-size:15px;font-weight:900;line-height:1.5;font-variant-numeric:tabular-nums;box-shadow:inset 0 0 0 1px rgba(251,146,60,.28)}
.learning-open-gate-back{display:inline-flex;align-items:center;justify-content:center;margin-top:18px;padding:10px 16px;border-radius:10px;border:1px solid #cbd5e1;background:#fff;color:#334155;font-size:13px;font-weight:800;text-decoration:none}
.learning-open-gate-back:hover{background:#f8fafc}