/* =========================================================
   全站變數：色彩、尺寸、字型、陰影（改進版）
   ========================================================= */
:root{
  --container:1100px;
  --gap:24px;
  --radius:16px;
  --shadow:0 4px 16px rgba(0,0,0,.08), 0 2px 4px rgba(0,0,0,.04);
  --shadow-hover:0 12px 32px rgba(0,0,0,.15), 0 4px 8px rgba(0,0,0,.08);
  --shadow-card:0 2px 8px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow-card-hover:0 8px 24px rgba(0,0,0,.12), 0 4px 8px rgba(0,0,0,.06);

  /* 🎨 改進配色：柔和的藍紫色系 */
  --primary:#6366f1;
  --primary-dark:#4f46e5;
  --primary-light:#818cf8;

  --violet:#5b21b6;
  --violet-2:#7c3aed;

  --green:#10b981;
  --green-hover:#059669;

  /* 警告框改用溫和的琥珀色 */
  --yellow-bg:#fef3c7;
  --yellow-border:#f59e0b;
  --yellow-title:#d97706;

  --bg:#f8fafc;
  --text:#1e293b;
  --text-secondary:#64748b;
  --border:#e2e8f0;

  --nav-h:70px;
  --nav-h-shrink:56px;

  /* 改進漸層 */
  --gradient-primary:linear-gradient(135deg,#5b21b6 0%,#7c3aed 50%,#a855f7 100%);
}

/* =========================================================
   Reset
   ========================================================= */
*{margin:0;padding:0;box-sizing:border-box}
img{max-width:100%;height:auto;display:block}
html{scroll-behavior:smooth}

body{
  font-family:"Noto Sans TC",system-ui,Arial,"Microsoft JhengHei",sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.6;
  padding-top:var(--nav-h);
}

/* =========================================================
   容器
   ========================================================= */
.wrap,.container,.main-container,.page,.registration-form-container,.registration-form{
  max-width:var(--container);
  width:100%;
  margin:0 auto;
  padding:0 16px;
}
.page{padding-top:var(--gap)}
.page-head{margin-bottom:var(--gap)}
.page-grid-gap{margin-top:var(--gap)}

/* =========================================================
   Header 導覽列 - 完整手機版修正
   ========================================================= */
.navbar{
  position:fixed;
  inset:0 0 auto 0;
  height:var(--nav-h);
  background:rgba(255,255,255,.98);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
  z-index:1000;
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow:0 2px 12px rgba(0,0,0,.04);
  transition:all 0.3s ease;
}
.navbar.shrink{height:var(--nav-h-shrink)}

.nav-container{
  max-width:var(--container);
  width:100%;
  height:100%;
  margin:0 auto;
  padding:0 16px;
  display:flex;
  align-items:center;
  justify-content:space-between;
}

.brand-link{
  display:flex;
  align-items:center;
  gap:10px;
  text-decoration:none;
  color:#222;
  transition:transform 0.2s ease;
  flex-shrink:0;
  position:relative;
  z-index:1002;
}
.brand-link:hover{transform:scale(1.02)}

.logo{
  height:34px;
  width:auto;
}

.brand-text{
  display:flex;
  flex-direction:column;
  line-height:1.2;
}

.brand-text .brand-en{
  font-size:1.1rem;
  letter-spacing:.08em;
  font-weight:800;
  color:#222;
}

.brand-subtitle{
  color:#666;
  font-size:0.75rem;
  font-weight:400;
}

.nav-links{
  display:flex;
  align-items:center;
  gap:14px;
}

.nav-link{
  text-decoration:none;
  color:var(--violet);
  font-weight:700;
  padding:8px 14px;
  border-radius:12px;
  background:#f3f4f6;
  transition:all 0.2s ease;
  white-space:nowrap;
}

.nav-link:hover{
  background:#e5e7eb;
  transform:translateY(-1px);
}

.nav-link.active{
  background:var(--violet);
  color:#fff;
  box-shadow:0 4px 12px rgba(91,33,182,0.3);
}

.nav-toggle{
  display:none;
  background:none;
  border:none;
  cursor:pointer;
  padding:8px;
  position:relative;
  z-index:1003;
  flex-shrink:0;
}

.nav-toggle-icon{
  display:block;
  width:24px;
  height:2px;
  background:var(--violet);
  position:relative;
  transition:all 0.3s ease;
}

.nav-toggle-icon::before,
.nav-toggle-icon::after{
  content:'';
  position:absolute;
  width:24px;
  height:2px;
  background:var(--violet);
  transition:all 0.3s ease;
}

.nav-toggle-icon::before{top:-8px}
.nav-toggle-icon::after{top:8px}

.nav-toggle[aria-expanded="true"] .nav-toggle-icon{background:transparent}
.nav-toggle[aria-expanded="true"] .nav-toggle-icon::before{top:0;transform:rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle-icon::after{top:0;transform:rotate(-45deg)}

/* =========================================================
   ✅ 手機版 RWD (≤ 768px)
   ========================================================= */
@media(max-width:768px){
  .navbar{height:60px}
  body{padding-top:60px}
  .nav-container{padding:0 12px}
  .logo{height:30px}
  .brand-text .brand-en{font-size:0.9rem}
  .brand-subtitle{font-size:0.65rem}
  .nav-toggle{display:block}

  .nav-links{
    position:absolute;
    top:100%;
    left:0;
    right:0;
    background:rgba(255,255,255,0.98);
    backdrop-filter:blur(12px);
    flex-direction:column;
    gap:0;
    box-shadow:0 4px 12px rgba(0,0,0,0.1);
    border-bottom:1px solid var(--border);
    max-height:0;
    overflow:hidden;
    opacity:0;
    visibility:hidden;
    transition:all 0.3s ease;
    padding:0;
    z-index:999;
  }

  .nav-links.active{
    max-height:400px;
    opacity:1;
    visibility:visible;
    padding:8px 0;
  }

  .nav-link{
    width:100%;
    padding:14px 20px;
    border-radius:0;
    text-align:left;
    background:transparent;
    border-bottom:1px solid #f0f0f0;
  }

  .nav-link:last-child{border-bottom:none}
  .nav-link:hover{background:#f8f9fa}

  .nav-link.active{
    background:#f0f4ff;
    color:var(--violet);
    border-left:4px solid var(--violet);
    box-shadow:none;
  }

  /* Banner 高度調整 */
  .carousel-item{
    min-height:180px;
    max-height:300px;
  }

  /* 容器調整 */
  .container, .page, .wrap{padding:0 12px}

  /* 活動資訊框：垂直排列 */
  .event-info-box{flex-direction:column;gap:20px}
  .event-date,.event-capacity{gap:10px}

  /* Form 寬度全滿 */
  .form-section{padding:16px}

  /* 按鈕全寬 */
  .btn, .btn-lg{width:100%}

  /* 模式說明改為垂直 */
  .mode-explain-card{flex-direction:column;text-align:center}
  .mode-tags{justify-content:center}
}

/* =========================================================
   ✅ 極小螢幕 (≤ 420px)
   ========================================================= */
@media(max-width:420px){
  .navbar{height:56px}
  body{padding-top:56px}
  .logo{height:26px}
  .brand-text .brand-en{font-size:0.85rem}
  .brand-subtitle{display:none}
  .nav-toggle-icon,.nav-toggle-icon::before,.nav-toggle-icon::after{width:22px}

  .event-name,.title{font-size:1.1rem !important}
  .hero-main-title{font-size:1.4rem}
  .nav-container{padding:8px 10px}
  .guide-icon{font-size:2.5rem}
}

/* =========================================================
   ✅ 平板尺寸 (769px - 992px)
   ========================================================= */
@media(max-width:992px) and (min-width:769px){
  .nav-link{padding:8px 12px;font-size:0.9rem}
}

/* =========================================================
   Home / Index 工具列
   ========================================================= */
.tools{display:flex;gap:10px;flex-wrap:wrap;margin:16px 0}
.tools input,.tools select,.search-input{
  padding:10px 12px;
  border:1px solid var(--border);
  border-radius:10px;
  background:#fff;
  transition:border-color 0.2s ease;
}
.tools input:focus,.tools select:focus,.search-input:focus{
  outline:none;
  border-color:var(--primary);
}

/* =========================================================
   活動卡片 / Grid（改進版）
   ========================================================= */
.grid,.card-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(280px,1fr));
  gap:20px;
}

.card,.card-featured,.card-interactive,.activity{
  background:#fff;
  border:1px solid #e2e8f0;
  border-radius:var(--radius);
  box-shadow:0 4px 12px rgba(0,0,0,.08), 0 2px 4px rgba(0,0,0,.04);
  overflow:hidden;
  display:flex;
  flex-direction:column;
  transition:all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.card:hover,.card-featured:hover,.card-interactive:hover,.activity:hover{
  transform:translateY(-6px);
  box-shadow:0 16px 40px rgba(0,0,0,.12), 0 8px 16px rgba(0,0,0,.06);
  border-color:#c7d2fe;
}

.thumb,.event-img{
  width:100%;
  height:160px;
  object-fit:cover;
  background:#f0f0f0;
  transition:transform 0.3s ease;
}

.card:hover .thumb,
.card:hover .event-img{
  transform:scale(1.05);
}

.body,.card-body{padding:14px 14px 16px}
.title,.activity-title,.event-name{
  font-weight:800;
  color:#1e293b;
  margin:0 0 6px;
  letter-spacing:.02em;
  line-height:1.3;
}

body.home .title,
body.home .activity-title,
body.home .event-name{font-size:1.4rem}

body.index .title,
body.index .activity-title,
body.index .event-name{font-size:1.1rem}

.desc{color:#64748b;font-size:.95rem;line-height:1.5;max-height:4.5em;overflow:hidden}
.meta{font-size:.85rem;color:#64748b;margin:8px 0 10px}

/* =========================================================
   ✅ 關鍵修正：不要覆蓋 Bootstrap 的 .row
   - 這行會把所有 Bootstrap Grid 都弄壞（四欄擠不下、掉行）
   ========================================================= */
/* ❌ 原本這行請移除：
.row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
*/

/* ✅ 你要的 flex+gap 請改用這個自訂 class（需要的地方自己加 class="ui-row"） */
.ui-row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}

.empty{padding:40px;text-align:center;color:#64748b}

.badge{
  padding:4px 10px;
  border-radius:12px;
  font-size:.78rem;
  font-weight:700;
  transition:transform 0.2s ease;
}
.badge:hover{transform:scale(1.05)}
.badge-open{background:#d1fae5;color:#065f46}
.badge-closed{background:#fee2e2;color:#991b1b}
.badge-upcoming{background:#dbeafe;color:#1e40af}

/* =========================================================
   🔥 首頁 Hero / Banner / 模式卡片（改進版）
   ========================================================= */
.hero-banner{
  background:var(--gradient-primary);
  border-radius:20px;
  margin:12px 0;
  padding:24px 20px;
  color:#fff;
  box-shadow:0 8px 24px rgba(91,33,182,0.25), 0 4px 8px rgba(91,33,182,0.15);
}
.hero-main-title{font-size:1.6rem;font-weight:800;margin-bottom:.5rem}
.hero-buttons{display:flex;gap:.7rem;flex-wrap:wrap}
.hero-buttons .btn{border-radius:999px;transition:all 0.2s ease}
.hero-buttons .btn:hover{transform:translateY(-2px)}

.banner-wrapper{
  margin-bottom:24px;
  border-radius:20px;
  overflow:hidden;
  box-shadow:0 8px 24px rgba(0,0,0,.1), 0 4px 8px rgba(0,0,0,.06);
}

.carousel-item{
  min-height:200px;
  max-height:400px;
  background:#f5f5f5;
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:hidden;
}
.carousel-item img{
  object-fit:cover;
  max-height:400px;
  width:100%;
  transition:transform 0.3s ease;
}
.carousel-item:hover img{transform:scale(1.02)}

.carousel-title-bar{
  background:linear-gradient(135deg,#5b21b6,#7c3aed);
  padding:20px 0;
  text-align:center;
  color:#fff;
}
.carousel-title{transition:opacity 0.3s ease}

.event-mode-badge{
  position:absolute;
  top:12px;
  right:12px;
  padding:6px 14px;
  border-radius:20px;
  font-size:.8rem;
  font-weight:700;
  color:#fff;
  backdrop-filter:blur(8px);
  box-shadow:0 2px 8px rgba(0,0,0,0.2);
  z-index:10;
}
.mode-tag-register{background:rgba(30,64,175,.92)}
.mode-tag-lottery{background:rgba(91,33,182,.92)}
.mode-tag-ticket{background:rgba(217,119,6,.92)}

/* =========================================================
   Footer（改進版）
   ========================================================= */
.site-footer{
  margin-top:40px;
  color:#fff;
  background:linear-gradient(180deg,#5b21b6 0%,#6d28d9 100%);
  box-shadow:0 -4px 16px rgba(0,0,0,0.1);
}
.site-footer__inner{
  max-width:960px;
  margin:0 auto;
  padding:24px 16px;
  text-align:center;
}
.site-footer__nav{
  display:flex;
  gap:16px;
  justify-content:center;
  margin-bottom:12px;
}
.site-footer__nav a{
  color:#fff;
  font-weight:800;
  text-decoration:none;
  opacity:.92;
  transition:all 0.2s ease;
}
.site-footer__nav a:hover{
  opacity:1;
  text-decoration:underline;
  transform:translateY(-1px);
}
.site-footer__copy{
  opacity:.9;
  font-size:.95rem;
  line-height:1.6;
}

/* =========================================================
   查詢結果（query.php）
   ========================================================= */
.result-box .kv-row{
  display:flex;
  gap:10px;
  padding:8px 0;
  border-bottom:1px solid var(--border);
  font-size:.95rem;
}
.result-box .kv-row strong{
  color:var(--violet);
  min-width:120px;
  flex-shrink:0;
}

/* =========================================================
   送出按钮 ＆ 表單（改進版）
   ========================================================= */
.btn{
  display:inline-block;
  background:#f3f4f6;
  color:#1e293b;
  text-decoration:none;
  padding:10px 16px;
  border-radius:12px;
  font-weight:700;
  border:1.5px solid #e5e7eb;
  cursor:pointer;
  transition:all 0.2s ease;
}
.btn:hover:not(:disabled){
  background:#e5e7eb;
  border-color:#d1d5db;
  transform:translateY(-1px);
}
.btn:disabled{opacity:0.5;cursor:not-allowed}

.btn-primary{
  background:var(--violet);
  color:#fff;
  border:1.5px solid var(--violet);
  box-shadow:0 4px 12px rgba(91,33,182,0.25);
}
.btn-primary:hover{
  background:#4c1d95;
  border-color:#4c1d95;
  box-shadow:0 8px 20px rgba(91,33,182,0.35);
}
.btn-secondary{background:#64748b;color:#fff;border-color:#64748b}
.btn-secondary:hover{background:#475569;border-color:#475569}

/* =========================================================
   Preview / Index / Query — 狀態徽章（改進版）
   ========================================================= */
.status-badge{
  padding:5px 12px;
  font-size:.78rem;
  font-weight:700;
  border-radius:12px;
  display:inline-block;
  transition:transform 0.2s ease;
}
.status-badge:hover{transform:scale(1.05)}
.status-open{background:#d1fae5;color:#065f46}
.status-upcoming{background:#fed7aa;color:#92400e}
.status-full{background:#fee2e2;color:#991b1b}
.status-closed{background:#e5e7eb;color:#475569}

/* =========================================================
   🔥🔥 活動資訊框（Preview 專用）改進版
   ========================================================= */
.event-info-box{
    margin:20px 0 16px;
    padding:20px 24px;
    border-radius:16px;
    background:#fff;
    border:1px solid #e2e8f0;
    box-shadow:0 4px 12px rgba(0,0,0,.08), 0 2px 4px rgba(0,0,0,.04);
    display:flex;
    flex-direction:row;
    gap:40px;
    align-items:flex-start;
}

.event-info-left{display:flex;flex-direction:column;gap:20px}
.event-date,.event-capacity{display:flex;align-items:flex-start;gap:14px}
.event-date-icon,.event-capacity-icon{font-size:2rem}
.event-date-label,.event-capacity-label{color:#64748b;font-size:0.875rem;font-weight:600}
.event-date-value{font-size:1rem;color:#1e293b;font-weight:500}
.event-capacity-value strong{font-size:1.4rem;color:#1e293b;font-weight:800}
.event-capacity-value{display:flex;align-items:center;gap:12px;margin-top:2px}
.event-capacity-sub{color:#475569;font-size:0.875rem;margin-top:4px}
.remain-tag{padding:4px 12px;border-radius:12px;font-size:0.75rem;font-weight:700}

/* =========================================================
   表單區塊（preview / register）改進版
   ========================================================= */
.form-section{
  margin-top:24px;
  padding:24px;
  background:#fff;
  border:1px solid #e2e8f0;
  border-radius:16px;
  box-shadow:0 4px 12px rgba(0,0,0,.08), 0 2px 4px rgba(0,0,0,.04);
  transition:all 0.3s ease;
}
.form-section:hover{box-shadow:0 8px 20px rgba(0,0,0,.1), 0 4px 8px rgba(0,0,0,.05)}
.form-section h3{color:#1e293b;font-size:1.3rem;margin-bottom:16px;font-weight:700}

.form-row{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}
.form-row label{font-weight:600;color:#334155}
.form-row input,.form-row select,.form-row textarea{
  padding:10px 12px;
  border:1px solid var(--border);
  border-radius:10px;
  background:#fff;
  font-size:1rem;
  transition:all 0.2s ease;
}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{
  outline:none;
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(99,102,241,0.1);
}

.note{font-size:.85rem;color:#64748b;line-height:1.5}

/* =========================================================
   警示 / 提示訊息（改進版）
   ========================================================= */
.alert{
  padding:16px 20px;
  border-radius:14px;
  margin:16px 0;
  font-size:.95rem;
  line-height:1.5;
  border-left:4px solid transparent;
  box-shadow:0 2px 8px rgba(0,0,0,.06);
}
.alert-info{background:#eff6ff;color:#1e40af;border-left-color:#3b82f6}
.alert-warning{background:#fffbeb;color:#92400e;border-left-color:#f59e0b}
.alert-danger{background:#fef2f2;color:#991b1b;border-left-color:#ef4444}

.divider{height:1px;background:var(--border);margin:24px 0;width:100%}
.submit-area{text-align:center;margin-top:24px}
.submit-area .btn-lg{min-width:180px;padding:12px 24px;font-size:1.05rem}

/* =========================================================
   🎯 快速導覽（首頁）改進版
   ========================================================= */
.quick-guide{
  margin:32px 0;
  padding:32px 24px;
  background:linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
  border-radius:24px;
  border:1px solid #e2e8f0;
  box-shadow:0 4px 12px rgba(0,0,0,.05) inset;
}

.guide-link{text-decoration:none;display:block}

.guide-card{
  background:#fff;
  border:2px solid #e2e8f0;
  border-radius:20px;
  padding:28px 20px;
  text-align:center;
  transition:all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow:0 4px 12px rgba(0,0,0,.08), 0 2px 4px rgba(0,0,0,.04);
  min-height:180px;
  display:flex;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  position:relative;
  overflow:hidden;
}

.guide-card::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(135deg, rgba(91,33,182,0.03), rgba(124,58,237,0.03));
  opacity:0;transition:opacity 0.4s ease;z-index:0;
}
.guide-card:hover::after{opacity:1}

.guide-card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:4px;
  background:linear-gradient(90deg, #5b21b6, #7c3aed, #a855f7);
  transform:scaleX(0);transition:transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);z-index:1;
}
.guide-card:hover::before{transform:scaleX(1)}

.guide-card:hover{
  transform:translateY(-10px) scale(1.02);
  box-shadow:0 20px 48px rgba(91,33,182,.2), 0 10px 20px rgba(91,33,182,.12);
  border-color:#c7d2fe;
}

.step-number-badge{
  position:absolute;top:16px;right:16px;width:36px;height:36px;
  background:linear-gradient(135deg, #5b21b6, #7c3aed);color:#fff;border-radius:50%;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1rem;
  box-shadow:0 4px 12px rgba(91,33,182,0.4);z-index:2;transition:all 0.3s ease;
}
.guide-card:hover .step-number-badge{
  transform:rotate(360deg) scale(1.1);
  box-shadow:0 6px 16px rgba(91,33,182,0.5);
}

.guide-icon{
  font-size:3.5rem;margin-bottom:16px;filter:drop-shadow(0 2px 4px rgba(0,0,0,0.1));
  transition:all 0.4s cubic-bezier(0.4, 0, 0.2, 1);z-index:2;position:relative;
}
.guide-card:hover .guide-icon{
  transform:scale(1.15) translateY(-4px);
  filter:drop-shadow(0 4px 8px rgba(91,33,182,0.3));
}

.guide-title{
  font-size:1.2rem;font-weight:700;color:#1e293b;z-index:2;position:relative;transition:color 0.3s ease;
}
.guide-card:hover .guide-title{color:#5b21b6}

.beta-badge{
  display:inline-block;background:linear-gradient(135deg,#f59e0b,#ef4444);color:#fff;
  padding:3px 10px;border-radius:12px;font-size:0.65rem;font-weight:800;margin-left:6px;
  vertical-align:middle;box-shadow:0 2px 6px rgba(239,68,68,0.3);
  animation:pulse-glow 2s ease-in-out infinite;
}

@keyframes pulse-glow{
  0%, 100%{box-shadow:0 2px 6px rgba(239,68,68,0.3)}
  50%{box-shadow:0 2px 12px rgba(239,68,68,0.6)}
}

/* =========================================================
   模式說明卡片（改進版）
   ========================================================= */
.mode-explain-section{margin:24px 0}
.mode-explain-card{
  background:#fff;border:1px solid #e2e8f0;border-radius:16px;padding:24px;
  box-shadow:0 4px 12px rgba(0,0,0,.08), 0 2px 4px rgba(0,0,0,.04);
  display:flex;gap:20px;align-items:flex-start;border-left:4px solid #06b6d4;
  transition:all 0.3s ease;
}
.mode-explain-card:hover{
  transform:translateY(-2px);
  box-shadow:0 8px 20px rgba(0,0,0,.1), 0 4px 8px rgba(0,0,0,.05);
}

.mode-explain-icon{font-size:3rem;flex-shrink:0}
.mode-explain-content{flex:1}
.mode-explain-title{font-size:1.25rem;font-weight:700;color:#1e293b;margin-bottom:12px}
.mode-tags{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:12px}

.mode-tag{
  display:inline-flex;align-items:center;gap:4px;padding:8px 16px;border-radius:12px;
  font-weight:600;font-size:0.875rem;transition:all 0.2s ease;cursor:help;
}
.mode-tag:hover{transform:scale(1.05);box-shadow:0 4px 12px rgba(0,0,0,0.1)}

.beta-text{
  font-size:0.625rem;background:linear-gradient(135deg,#f59e0b,#ef4444);color:#fff;
  padding:2px 6px;border-radius:8px;font-weight:700;margin-left:4px;
}

.mode-explain-desc{color:#64748b;margin:0;line-height:1.6}

/* =========================================================
   印刷模式（避免亂版）
   ========================================================= */
@media print{
  .navbar,.site-footer,.btn,.nav-toggle,.hero-banner,.banner-wrapper{display:none !important}
  body{background:#fff !important;padding:0 !important}
  .container{max-width:100% !important;padding:0 !important}
}

/* =========================================================
   ✨ 新增：平滑動畫
   ========================================================= */
@keyframes fadeIn{
  from{opacity:0;transform:translateY(20px)}
  to{opacity:1;transform:translateY(0)}
}

.card,.guide-card,.mode-explain-card{animation:fadeIn 0.5s ease-out}

/* =========================================================
   🚀 快速導覽卡片（home.php 專用）- 新版
   ========================================================= */
.qcard-link {
  display: block;
  height: 100%;
}

.qcard-box {
  position: relative;
  background: #fff;
  border: 2px solid #e2e8f0;
  border-radius: 16px;
  padding: 24px 16px;
  text-align: center;
  height: 100%;
  min-height: 200px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.qcard-link:hover .qcard-box {
  transform: translateY(-8px);
  border-color: #7c3aed;
  box-shadow: 0 12px 28px rgba(124,58,237,0.18);
}

/* 步驟編號 */
.qcard-num {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, #5b21b6, #7c3aed);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.9rem;
  box-shadow: 0 4px 12px rgba(91,33,182,0.3);
  transition: transform 0.3s ease;
}

.qcard-link:hover .qcard-num {
  transform: rotate(360deg) scale(1.15);
}

.qcard-num-beta {
  background: linear-gradient(135deg, #f59e0b, #ef4444);
  box-shadow: 0 4px 12px rgba(245,158,11,0.4);
}

/* Icon 背景 */
.qcard-icon-bg {
  width: 72px;
  height: 72px;
  background: linear-gradient(135deg, #f8fafc, #f1f5f9);
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  transition: all 0.3s ease;
}

.qcard-link:hover .qcard-icon-bg {
  background: linear-gradient(135deg, #ede9fe, #ddd6fe);
  transform: scale(1.1) rotate(-3deg);
}

.qcard-icon {
  font-size: 2.2rem;
  display: block;
}

/* 文字 */
.qcard-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: #1e293b;
  margin: 0 0 8px;
  transition: color 0.3s ease;
}

.qcard-link:hover .qcard-name {
  color: #5b21b6;
}

.qcard-hint {
  font-size: 0.82rem;
  color: #64748b;
  margin: 0;
  line-height: 1.5;
}

/* ========== 手機版 (< 768px) ========== */
@media (max-width: 767px) {
  .qcard-box {
    padding: 20px 14px;
    min-height: 180px;
  }

  .qcard-icon-bg {
    width: 60px;
    height: 60px;
    margin-bottom: 12px;
    border-radius: 14px;
  }

  .qcard-icon {
    font-size: 1.9rem;
  }

  .qcard-name {
    font-size: 0.95rem;
  }

  .qcard-hint {
    font-size: 0.75rem;
  }

  .qcard-num {
    width: 28px;
    height: 28px;
    font-size: 0.8rem;
    top: 10px;
    right: 10px;
  }
}

/* ========== 極小螢幕 (< 420px) ========== */
@media (max-width: 420px) {
  .qcard-box {
    padding: 18px 12px;
    min-height: 170px;
  }

  .qcard-icon-bg {
    width: 56px;
    height: 56px;
    border-radius: 12px;
  }

  .qcard-icon {
    font-size: 1.7rem;
  }

  .qcard-name {
    font-size: 0.9rem;
  }

  .qcard-hint {
    font-size: 0.72rem;
  }

  .qcard-num {
    width: 26px;
    height: 26px;
    font-size: 0.75rem;
  }
}