/* ============================================================
   課程報名頁 UI 優化樣式
   適用：news_oc.asp / news_oc_info.asp
   放在 styles.css 後面載入，可覆蓋原本課程頁顯示
   ============================================================ */
:root{
  --course-primary:#1f6feb;
  --course-primary-dark:#1557c0;
  --course-accent:#ff8a00;
  --course-ink:#172033;
  --course-muted:#667085;
  --course-line:#e7edf6;
  --course-soft:#f5f8fc;
  --course-card:#ffffff;
  --course-radius:24px;
  --course-shadow:0 18px 45px rgba(23,32,51,.10);
  --course-shadow-sm:0 10px 28px rgba(23,32,51,.08);
}
body{
  background:linear-gradient(180deg,#f7fbff 0%,#ffffff 340px);
  color:var(--course-ink);
}
.page-main{
  padding-top:86px;
}
.page-hero.small{
  position:relative;
  overflow:hidden;
  padding:86px 24px 58px;
  text-align:center;
  background:
    radial-gradient(circle at 18% 12%,rgba(31,111,235,.16),transparent 30%),
    radial-gradient(circle at 86% 18%,rgba(255,138,0,.15),transparent 28%),
    linear-gradient(135deg,#eef6ff 0%,#ffffff 56%,#fff7ed 100%);
  border-bottom:1px solid var(--course-line);
}
.page-hero.small:after{
  content:"";
  position:absolute;
  inset:auto -60px -90px auto;
  width:220px;
  height:220px;
  border-radius:999px;
  background:rgba(31,111,235,.08);
}
.page-hero.small h1,
.course-detail-copy h1{
  margin:8px auto 14px;
  font-size:clamp(32px,5vw,56px);
  line-height:1.08;
  letter-spacing:-.04em;
  color:var(--course-ink);
}
.page-hero.small p:not(.eyebrow),
.course-detail-copy p:not(.eyebrow){
  max-width:720px;
  margin:0 auto;
  color:var(--course-muted);
  font-size:18px;
  line-height:1.8;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin:0;
  color:var(--course-primary);
  font-weight:800;
  letter-spacing:.14em;
  text-transform:uppercase;
}
.eyebrow:before{
  content:"";
  width:26px;
  height:2px;
  background:var(--course-accent);
  border-radius:99px;
}
.course-page-section{
  max-width:1180px;
  margin:0 auto;
  padding:52px 24px 82px;
}
.course-filter{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  padding:18px;
  margin:0 auto 30px;
  background:rgba(255,255,255,.92);
  border:1px solid var(--course-line);
  border-radius:22px;
  box-shadow:var(--course-shadow-sm);
  backdrop-filter:blur(12px);
}
.course-filter label{
  display:flex;
  align-items:center;
  gap:12px;
  flex:1;
  color:var(--course-muted);
  font-weight:700;
}
.course-filter input[type="text"]{
  width:100% !important;
  min-height:48px;
  border:1px solid #d7e1ee;
  border-radius:14px;
  padding:0 16px;
  font-size:16px;
  background:#fff;
  outline:none;
  transition:.2s ease;
}
.course-filter input[type="text"]:focus{
  border-color:var(--course-primary);
  box-shadow:0 0 0 4px rgba(31,111,235,.12);
}
.course-card-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.course-card{
  display:flex;
  flex-direction:column;
  overflow:hidden;
  background:var(--course-card);
  border:1px solid var(--course-line);
  border-radius:var(--course-radius);
  box-shadow:0 10px 30px rgba(23,32,51,.07);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.course-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--course-shadow);
  border-color:rgba(31,111,235,.28);
}
.course-card-image{
  position:relative;
  display:block;
  aspect-ratio:16/9;
  overflow:hidden;
  background:linear-gradient(135deg,#eaf3ff,#fff4e6);
}
.course-card-image:after{
  content:"熱門報名中";
  position:absolute;
  top:14px;
  left:14px;
  padding:7px 11px;
  color:#fff;
  background:linear-gradient(135deg,var(--course-primary),#28a0ff);
  border-radius:999px;
  font-size:13px;
  font-weight:800;
  box-shadow:0 8px 18px rgba(31,111,235,.25);
}
.course-card-image img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .35s ease;
}
.course-card:hover .course-card-image img{
  transform:scale(1.045);
}
.course-image-fallback{
  min-height:100%;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:28px;
  text-align:center;
  color:var(--course-primary-dark);
  font-size:22px;
  font-weight:900;
  line-height:1.35;
}
.course-image-fallback.large{
  min-height:360px;
  border-radius:var(--course-radius);
}
.course-card-body{
  display:flex;
  flex-direction:column;
  flex:1;
  padding:22px;
}
.course-meta{
  display:inline-flex;
  width:max-content;
  max-width:100%;
  align-items:center;
  padding:7px 10px;
  margin-bottom:12px;
  color:var(--course-primary-dark);
  background:#eff6ff;
  border-radius:999px;
  font-size:13px;
  font-weight:800;
}
.course-card h2{
  margin:0 0 10px;
  font-size:21px;
  line-height:1.42;
  letter-spacing:-.02em;
}
.course-card h2 a{
  color:var(--course-ink);
  text-decoration:none;
}
.course-card h2 a:hover{
  color:var(--course-primary);
}
.course-card-body p{
  min-height:56px;
  margin:0 0 16px;
  color:var(--course-muted);
  line-height:1.75;
}
.course-info-list{
  display:grid;
  gap:8px;
  padding:14px 0;
  margin:0 0 16px;
  list-style:none;
  border-top:1px dashed var(--course-line);
  border-bottom:1px dashed var(--course-line);
  color:#405064;
  font-size:14px;
  line-height:1.55;
}
.course-info-list li{
  position:relative;
  padding-left:18px;
}
.course-info-list li:before{
  content:"";
  position:absolute;
  left:0;
  top:.7em;
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--course-accent);
}
.button,
.nav-cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:46px;
  padding:0 18px;
  border-radius:999px;
  border:1px solid transparent;
  font-weight:850;
  text-decoration:none;
  cursor:pointer;
  transition:.2s ease;
}
.button.primary{
  color:#fff;
  background:linear-gradient(135deg,var(--course-primary),#28a0ff);
  box-shadow:0 12px 24px rgba(31,111,235,.22);
}
.button.primary:hover{
  transform:translateY(-2px);
  box-shadow:0 16px 30px rgba(31,111,235,.30);
}
.button.ghost-dark{
  color:var(--course-ink);
  background:#fff;
  border-color:#dce6f2;
}
.button.ghost-dark:hover{
  color:var(--course-primary);
  border-color:var(--course-primary);
  transform:translateY(-2px);
}
.course-card .button{
  margin-top:auto;
  width:100%;
}
.empty-state{
  grid-column:1/-1;
  padding:56px 24px;
  text-align:center;
  background:#fff;
  border:1px dashed #ccd8e8;
  border-radius:var(--course-radius);
}
.empty-state h2{
  margin:0 0 8px;
}
.empty-state p{
  margin:0;
  color:var(--course-muted);
}
.pager{
  display:flex;
  justify-content:center;
  align-items:center;
  gap:12px;
  margin-top:34px;
}
.pager a,.pager span{
  display:inline-flex;
  align-items:center;
  min-height:42px;
  padding:0 16px;
  border-radius:999px;
  border:1px solid var(--course-line);
  background:#fff;
  color:var(--course-ink);
  text-decoration:none;
  font-weight:800;
}
.pager a:hover{
  color:#fff;
  background:var(--course-primary);
}
.course-detail-hero{
  max-width:1180px;
  margin:0 auto;
  padding:128px 24px 54px;
  display:grid;
  grid-template-columns:minmax(0,1.02fr) minmax(360px,.98fr);
  gap:36px;
  align-items:center;
}
.course-detail-copy{
  position:relative;
}
.course-detail-copy h1{
  margin-left:0;
  margin-right:0;
}
.course-detail-copy p:not(.eyebrow){
  margin-left:0;
}
.detail-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:24px;
}
.course-detail-image{
  position:relative;
}
.course-detail-image:before{
  content:"";
  position:absolute;
  inset:22px -18px -18px 22px;
  background:linear-gradient(135deg,rgba(31,111,235,.16),rgba(255,138,0,.16));
  border-radius:30px;
  z-index:0;
}
.course-detail-image img{
  position:relative;
  z-index:1;
  width:100%;
  height:auto;
  max-height:420px;
  object-fit:cover;
  border-radius:30px;
  box-shadow:var(--course-shadow);
}
.course-detail-layout{
  max-width:1180px;
  margin:0 auto;
  padding:28px 24px 82px;
  display:grid;
  grid-template-columns:minmax(0,1fr) 360px;
  gap:26px;
  align-items:start;
}
.course-content-box,
.course-side-box,
.course-signup-box{
  background:#fff;
  border:1px solid var(--course-line);
  border-radius:var(--course-radius);
  box-shadow:var(--course-shadow-sm);
}
.course-content-box{
  padding:32px;
}
.course-content-box h2,
.course-side-box h2,
.course-signup-box h2{
  margin:6px 0 16px;
  font-size:26px;
  line-height:1.25;
  letter-spacing:-.03em;
}
.course-content-box p{
  color:#405064;
  font-size:17px;
  line-height:1.95;
}
.course-side-box{
  position:sticky;
  top:102px;
  overflow:hidden;
}
.course-side-box h2{
  padding:26px 26px 0;
}
.course-side-box dl{
  margin:0;
  padding:0 26px 20px;
}
.course-side-box dt{
  margin-top:16px;
  color:var(--course-muted);
  font-size:13px;
  font-weight:900;
  letter-spacing:.08em;
}
.course-side-box dd{
  margin:5px 0 0;
  color:var(--course-ink);
  font-size:16px;
  font-weight:800;
  line-height:1.55;
}
.course-signup-box{
  margin-top:16px;
  padding:22px 26px 26px;
  background:linear-gradient(180deg,#ffffff,#f7fbff);
}
.course-signup-box h2{
  font-size:22px;
}
.course-signup-box p{
  margin:0 0 14px;
  color:var(--course-muted);
  line-height:1.7;
}
.course-city-options{
  display:grid;
  gap:10px;
  margin:14px 0 18px;
}
.course-city-options label{
  display:flex;
  align-items:center;
  gap:10px;
  padding:12px 14px;
  border:1px solid #dfe8f4;
  border-radius:16px;
  background:#fff;
  cursor:pointer;
  font-weight:800;
}
.course-city-options input{
  width:18px;
  height:18px;
  accent-color:var(--course-primary);
}
.course-signup-box .button{
  width:100%;
  border:none;
  font-size:17px;
}
.extra-info{
  max-width:1180px;
  margin:0 auto 80px;
}
.course-highlight-row{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:14px;
  margin-top:26px;
}
.course-highlight-item{
  min-width:0;
  padding:16px;
  border:1px solid var(--course-line);
  border-radius:18px;
  background:rgba(255,255,255,.82);
  white-space:normal;
  word-break:break-word;
  overflow-wrap:anywhere;
}

.course-highlight-item span{
  display:block;
  min-width:0;
  color:var(--course-muted);
  font-size:13px;
  font-weight:800;
  white-space:normal;
  word-break:break-word;
  overflow-wrap:anywhere;
}

.course-highlight-item strong{
  display:block;
  min-width:0;
  margin-top:4px;
  color:var(--course-ink);
  font-size:17px;
  line-height:1.45;
  white-space:normal;
  word-break:break-word;
  overflow-wrap:anywhere;
}
@media (max-width:1024px){
  .course-card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .course-detail-hero{grid-template-columns:1fr;padding-top:110px;}
  .course-detail-layout{grid-template-columns:1fr;}
  .course-side-box{position:static;}
  .course-highlight-row{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:720px){
  .page-main{padding-top:72px;}
  .page-hero.small{padding:68px 18px 44px;}
  .course-page-section{padding:34px 16px 60px;}
  .course-filter{display:grid;gap:12px;padding:14px;border-radius:18px;}
  .course-filter label{display:grid;gap:8px;}
  .course-card-grid{grid-template-columns:1fr;gap:18px;}
  .course-card-body{padding:18px;}
  .course-detail-hero{padding:96px 16px 34px;gap:24px;}
  .course-detail-image:before{display:none;}
  .course-detail-image img{border-radius:22px;}
  .course-detail-layout{padding:18px 16px 60px;}
  .course-content-box{padding:22px;}
  .course-highlight-row{grid-template-columns:1fr;}
  .detail-actions{display:grid;}
  .detail-actions .button{width:100%;}
}