/* 活動資訊一覽（page/ActivityContent.php）—— 鑲金招募令樣式
   原本內嵌 <style> 已移到這裡；全部限定在 .gs-act 底下，避免和內頁的同名 .act-card／.border-gold 撞名 */
.gs-act{padding-bottom:24px;overflow-x:clip;overflow-clip-margin:24px}  /* 手機 Bootstrap row 負邊距造成 13px 橫向溢出 */

/* 標題 */
.gs-act-head{text-align:center;margin:8px 0 32px}
.gs-act-h1{display:inline-block;margin:0;font-family:"Noto Serif TC",serif;font-weight:900;font-size:clamp(26px,4.4vw,40px);letter-spacing:.08em;line-height:1.25;
  color:#e3b65a;background:var(--gs-gold-grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  filter:drop-shadow(0 2px 0 #6b4414) drop-shadow(0 4px 6px rgba(0,0,0,.8))}
.gs-act-lead{margin:10px 0 0;color:var(--gs-muted);font-size:14px}
.gs-act-head::after{content:"";display:block;width:200px;height:1px;margin:14px auto 0;background:linear-gradient(90deg,transparent,var(--gs-frame),transparent)}

/* 活動卡：黑石底＋細古金框＋直角；左側 2px 類別光條 */
.gs-act .act-card{position:relative;height:100%;padding:18px 18px 16px;background:var(--gs-plate-grad);border:1px solid var(--gs-frame);border-left:2px solid var(--gs-act-c,var(--gs-gold));
  box-shadow:inset 0 0 0 1px rgba(136,95,54,.35),inset 0 1px 0 rgba(249,212,111,.15),0 8px 24px rgba(0,0,0,.45);transition:border-color .3s ease,box-shadow .3s ease,transform .3s ease}
.gs-act .act-card:hover{border-color:var(--gs-gold-hi);box-shadow:inset 0 1px 0 rgba(249,212,111,.3),0 0 18px rgba(249,212,111,.2),0 10px 26px rgba(0,0,0,.55);transform:translateY(-2px)}
.gs-act .border-fb{--gs-act-c:#3d6dc8}
.gs-act .border-war{--gs-act-c:#be5554}
.gs-act .border-boss{--gs-act-c:#be5554}
.gs-act .border-gold{--gs-act-c:#d19d4b}
.gs-act .border-sys{--gs-act-c:#5ca5ad}

/* 右上類別標籤 */
.gs-act .act-tag{position:absolute;top:12px;right:12px;padding:2px 10px;border:1px solid var(--gs-act-c,var(--gs-gold));background:rgba(10,10,13,.75);
  color:var(--gs-cream-85);font-size:12px;letter-spacing:.08em;line-height:1.6;border-radius:0}

/* 標題列：菱形金框圖示＋書法標題 */
.gs-act .act-head{display:flex;align-items:center;gap:14px;margin:0 70px 12px 0}
.gs-act .act-icon{position:relative;flex:0 0 44px;width:44px;height:44px;display:grid;place-items:center;font-size:18px;color:transparent}
.gs-act .act-icon::before{content:"";position:absolute;inset:7px;border:1px solid var(--gs-gold);transform:rotate(45deg);background:rgba(10,10,13,.6);
  box-shadow:0 0 10px color-mix(in srgb,var(--gs-act-c,#d19d4b) 45%,transparent)}
.gs-act .act-icon i{position:relative;color:transparent;background:var(--gs-gold-grad);-webkit-background-clip:text;background-clip:text}
.gs-act .act-title{margin:0;font-family:"Noto Serif TC",serif;font-weight:700;font-size:18px;letter-spacing:.06em;color:var(--gs-cream);line-height:1.4}

/* 內文 */
.gs-act .act-body{color:var(--gs-cream-85);font-size:14.5px;line-height:1.8}
.gs-act .act-body p{margin:0 0 6px}
.gs-act .act-body strong{color:var(--gs-cream)}
.gs-act .act-highlight{color:var(--gs-gold-hi);font-weight:700}
.gs-act .act-body .text-white{color:var(--gs-cream)}

/* 連結鈕：線框古金 */
.gs-act .act-link-btn{display:inline-flex;align-items:center;gap:6px;margin-top:6px;padding:6px 14px;border:1px solid var(--gs-frame);background:transparent;
  color:var(--gs-cream);font-family:"Noto Serif TC",serif;font-weight:700;font-size:13px;letter-spacing:.08em;text-decoration:none;border-radius:0;transition:.3s ease}
.gs-act .act-link-btn:hover{border-color:var(--gs-gold-hi);color:var(--gs-gold-hi);box-shadow:0 0 12px rgba(249,212,111,.25)}

/* 倍率列表 */
.gs-act .gs-act-rates{padding-left:12px;border-left:2px solid var(--gs-act-c,#5ca5ad)}

/* BOSS 動態調整小框 */
.gs-act .gs-act-tier{height:100%;padding:10px 12px;background:rgba(10,10,13,.6);border:1px solid rgba(186,147,105,.3)}
.gs-act .gs-act-tier>span:first-child{font-family:"Noto Serif TC",serif;letter-spacing:.06em}
.gs-act .gs-act-badge{display:inline-block;margin-left:6px;padding:0 6px;font-size:11px;line-height:1.7;color:#fdf4d9;background:#7a2b34;border:1px solid #be5554;vertical-align:middle}

@media(max-width:575px){
  .gs-act .act-card{padding:16px 14px 14px}
  .gs-act .act-head{margin-right:64px}
  .gs-act .act-title{font-size:16.5px}
}
@media(prefers-reduced-motion:reduce){.gs-act .act-card:hover{transform:none}}