/* ============================================================
   news-v2.css — 最新消息 news.aspx 新版套版專用
   - 對應 demo\news_demo.html(2026-05-20 定案)
   - 全部 class 加 iv2- 前綴,scope 在 .iv2-root 內
   - 不動 Bootstrap reset / .container / .row,reset 一律 scope 在 .iv2-root
   - 字體統一 Noto Sans Traditional Chinese(同 faq-v2 / plan-v2)
   - 中文文案全形標點;CSS 內一律半形
   - RWD 斷點:1024(grid 3→2)/ 760(2→1,篩選列收合)/ 640(1 欄)/ 560
   ============================================================ */

.iv2-root {
  --iv2-brand-navy: #0a1530;
  --iv2-brand-navy-mid: #1a2a52;
  --iv2-primary: #5645d4;
  --iv2-primary-pressed: #4534b3;
  --iv2-primary-deep: #3a2a99;
  --iv2-primary-soft: #ece9fb;
  --iv2-accent-red: #ff385c;
  --iv2-accent-amber: #f5d75e;
  --iv2-success: #1aae39;
  --iv2-warning: #dd5b00;
  --iv2-canvas: #ffffff;
  --iv2-surface: #f6f5f4;
  --iv2-surface-soft: #fafaf9;
  --iv2-hairline: #e5e3df;
  --iv2-hairline-soft: #ede9e4;
  --iv2-hairline-strong: #c8c4be;
  --iv2-ink: #1a1a1a;
  --iv2-charcoal: #37352f;
  --iv2-slate: #5d5b54;
  --iv2-steel: #787671;
  --iv2-muted: #bbb8b1;
  --iv2-tint-peach: #ffe8d4;
  --iv2-tint-mint: #d9f3e1;
  --iv2-tint-lavender: #e6e0f5;
  --iv2-tint-sky: #dcecfa;
  --iv2-tint-yellow: #fef7d6;
  --iv2-r-sm: 10px;
  --iv2-r-md: 14px;
  --iv2-r-lg: 20px;
  --iv2-r-xl: 28px;
  --iv2-r-pill: 999px;
  --iv2-s-2: 8px;
  --iv2-s-3: 12px;
  --iv2-s-4: 16px;
  --iv2-s-5: 24px;
  --iv2-s-6: 32px;
  --iv2-s-7: 48px;
  --iv2-s-8: 64px;
  --iv2-s-9: 96px;
  /* v2.11: 陰影 token 微提升,全公開頁一致,卡片更有浮起深度感 */
  --iv2-shadow-sm: 0 2px 5px rgba(15,23,48,0.07);
  --iv2-shadow-md: 0 6px 16px rgba(15,23,48,0.10);
  --iv2-shadow-lg: 0 16px 40px rgba(15,23,48,0.15);
  --iv2-shadow-xl: 0 24px 60px rgba(15,23,48,0.18);
  --iv2-font: 'Noto Sans Traditional Chinese', 'Noto Sans TC', 'Noto Sans CJK TC', 'Microsoft JhengHei', PingFangTC, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-family: var(--iv2-font);
  font-size: 17px;
  color: var(--iv2-ink);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.iv2-root * { box-sizing: border-box; }
.iv2-root img, .iv2-root svg { display: block; max-width: 100%; }
.iv2-root a { color: inherit; text-decoration: none; }
.iv2-root ul { padding: 0; margin: 0; list-style: none; }
.iv2-root h1, .iv2-root h2, .iv2-root h3, .iv2-root h4, .iv2-root p { margin: 0; }
.iv2-root button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
.iv2-root input { font: inherit; }

/* news.aspx 本頁:body / nav / footer 一併套字體(同 faq-v2 / feature-v2 / plan-v2 規則) */
body,
body button,
body input,
body select,
body textarea {
  font-family: 'Noto Sans Traditional Chinese', 'Noto Sans TC', 'Noto Sans CJK TC', 'Microsoft JhengHei', PingFangTC, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* ============ 容器 / 共用 ============ */
/* 寬度占比:電腦 80% / 平板 90% / 手機 100% */
.iv2-root .iv2-wrap { width: 80%; max-width: none; margin-inline: auto; padding-inline: var(--iv2-s-5); }
@media (max-width: 1024px) { .iv2-root .iv2-wrap { width: 90%; } }
@media (max-width: 560px) { .iv2-root .iv2-wrap { width: 100%; padding-inline: 14px; } }

.iv2-root .iv2-btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 46px; padding: 0 24px; border-radius: var(--iv2-r-pill); font-weight: 600; font-size: 0.95em; transition: all .15s; white-space: nowrap; border: none; cursor: pointer; font-family: inherit; }
.iv2-root .iv2-btn-primary { background: var(--iv2-primary); color: #fff; box-shadow: 0 6px 18px rgba(86,69,212,0.3); }
.iv2-root .iv2-btn-primary:hover { background: var(--iv2-primary-pressed); }
.iv2-root .iv2-btn-ghost { background: var(--iv2-surface); color: var(--iv2-charcoal); border: 1px solid var(--iv2-hairline); }
.iv2-root .iv2-btn-ghost:hover { background: var(--iv2-surface-soft); border-color: var(--iv2-primary); color: var(--iv2-primary); }

/* ============ HERO ============ */
.iv2-root .iv2-news-hero {
  position: relative; overflow: hidden;
  background:
    radial-gradient(at 18% 20%, rgba(86,69,212,0.16) 0%, transparent 55%),
    radial-gradient(at 82% 26%, rgba(42,157,153,0.12) 0%, transparent 50%),
    linear-gradient(180deg, var(--iv2-surface-soft) 0%, var(--iv2-canvas) 100%);
  border-bottom: 1px solid var(--iv2-hairline-soft);
  padding-block: clamp(48px, 6vw, 84px);
}
.iv2-root .iv2-news-hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(10,21,48,0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(10,21,48,0.045) 1px, transparent 1px);
  background-size: 56px 56px; background-position: center center;
  -webkit-mask-image: radial-gradient(ellipse at 50% 40%, #000 30%, transparent 75%);
          mask-image: radial-gradient(ellipse at 50% 40%, #000 30%, transparent 75%);
}
.iv2-root .iv2-news-hero-inner { position: relative; z-index: 1; max-width: 760px; }
.iv2-root .iv2-crumb { color: var(--iv2-slate); font-size: 0.85em; }
.iv2-root .iv2-crumb a:hover { color: var(--iv2-primary); }
.iv2-root .iv2-crumb .iv2-sep { margin: 0 8px; color: var(--iv2-muted); }
.iv2-root .iv2-hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px; margin-top: var(--iv2-s-4); padding: 6px 16px;
  background: var(--iv2-primary-soft); border: 1px solid rgba(86,69,212,0.18);
  color: var(--iv2-primary-deep); border-radius: var(--iv2-r-pill);
  font-size: 0.78em; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase;
}
.iv2-root .iv2-hero-eyebrow::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--iv2-primary); }
.iv2-root .iv2-news-hero h1 { font-size: clamp(1.9rem, 1.2rem + 2.4vw, 3rem); font-weight: 700; letter-spacing: -0.025em; line-height: 1.18; margin-top: var(--iv2-s-3); color: var(--iv2-ink); }
.iv2-root .iv2-news-hero h1 .iv2-em { color: var(--iv2-primary); }
.iv2-root .iv2-news-hero .iv2-lead { color: var(--iv2-charcoal); font-size: 1.0625em; line-height: 1.7; margin-top: var(--iv2-s-4); max-width: 600px; }
@media (max-width: 760px) {
  .iv2-root .iv2-news-hero { padding-block: clamp(36px, 8vw, 56px); }
  .iv2-root .iv2-news-hero::after { background-size: 40px 40px; }
}
@media (max-width: 560px) {
  .iv2-root .iv2-news-hero h1 { font-size: clamp(1.55rem, 1.2rem + 1.6vw, 1.9rem); }
  .iv2-root .iv2-news-hero .iv2-lead { font-size: 0.95em; }
  .iv2-root .iv2-hero-eyebrow { font-size: 0.7em; letter-spacing: 0.12em; }
}

/* ============ 分類 badge 色(文字色) ============ */
.iv2-root .iv2-cat { display: inline-flex; align-items: center; gap: 6px; font-weight: 700; border-radius: var(--iv2-r-pill); letter-spacing: 0.03em; }
.iv2-root .iv2-cat-news    { background: var(--iv2-tint-lavender); color: var(--iv2-primary-deep); }
.iv2-root .iv2-cat-event   { background: var(--iv2-tint-peach);    color: #9a4f12; }
.iv2-root .iv2-cat-exam    { background: var(--iv2-tint-sky);      color: #0a4880; }
.iv2-root .iv2-cat-course  { background: var(--iv2-tint-mint);     color: #0c5e1b; }
.iv2-root .iv2-cat-article { background: var(--iv2-tint-yellow);   color: #8a6a00; }
.iv2-root .iv2-cat.iv2-size-sm { padding: 6px 13px; font-size: 0.8em; }
.iv2-root .iv2-cat.iv2-size-md { padding: 7px 15px; font-size: 0.85em; }

/* 漸層底(漸層卡 / featured 無圖時依分類套) */
.iv2-root .iv2-grad-news    { background: linear-gradient(135deg,#5645d4,#1a2a52); }
.iv2-root .iv2-grad-event   { background: linear-gradient(135deg,#dd5b00,#793400); }
.iv2-root .iv2-grad-exam    { background: linear-gradient(135deg,#0a4880,#0075de); }
.iv2-root .iv2-grad-course  { background: linear-gradient(135deg,#1aae39,#0c5e1b); }
.iv2-root .iv2-grad-article { background: linear-gradient(135deg,#a02e6d,#ff64c8); }

/* ============ 置頂大卡 featured ============ */
.iv2-root .iv2-news-featured-sec { padding-block: var(--iv2-s-7) 0; }
.iv2-root .iv2-news-featured {
  display: grid; grid-template-columns: 1.05fr 1fr;
  background: var(--iv2-canvas); border: 1px solid var(--iv2-hairline);
  border-radius: var(--iv2-r-xl); overflow: hidden; box-shadow: var(--iv2-shadow-md); transition: all .25s ease;
}
.iv2-root .iv2-news-featured:hover { box-shadow: var(--iv2-shadow-xl); border-color: transparent; transform: translateY(-3px); }
@media (max-width: 760px) { .iv2-root .iv2-news-featured { grid-template-columns: 1fr; } }

.iv2-root .iv2-nf-cover { position: relative; overflow: hidden; color: #fff; min-height: 320px; background-size: cover; background-position: center; }
@media (max-width: 760px) { .iv2-root .iv2-nf-cover { min-height: 200px; aspect-ratio: 16/9; } }
.iv2-root .iv2-nf-cover.is-default::before {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.06) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.06) 1px, transparent 1px);
  background-size: 34px 34px; pointer-events: none;
}
.iv2-root .iv2-nf-cover.is-default::after {
  content: ""; position: absolute; right: -50px; top: -50px; width: 220px; height: 220px;
  border-radius: 50%; background: rgba(255,255,255,0.08); pointer-events: none;
}
.iv2-root .iv2-nf-glyph { position: absolute; left: 32px; bottom: 28px; z-index: 1; font-size: clamp(2.4rem, 2rem + 2vw, 3.6rem); font-weight: 800; letter-spacing: 0.02em; line-height: 1.05; text-shadow: 0 2px 18px rgba(0,0,0,0.25); }
.iv2-root .iv2-nf-glyph small { display: block; font-size: 0.42em; font-weight: 600; letter-spacing: 0.2em; opacity: 0.85; margin-bottom: 8px; }

.iv2-root .iv2-nf-body { padding: var(--iv2-s-7) var(--iv2-s-6); display: flex; flex-direction: column; }
@media (max-width: 560px) { .iv2-root .iv2-nf-body { padding: var(--iv2-s-5); } }
.iv2-root .iv2-nf-meta { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; font-size: 0.85em; color: var(--iv2-slate); }
.iv2-root .iv2-nf-meta .iv2-dot { color: var(--iv2-muted); }
.iv2-root .iv2-nf-body h2 { font-size: clamp(1.4rem, 1.1rem + 1vw, 1.9rem); font-weight: 700; line-height: 1.35; letter-spacing: -0.015em; color: var(--iv2-ink); margin-top: var(--iv2-s-4); }
.iv2-root .iv2-nf-body .iv2-excerpt { color: var(--iv2-charcoal); font-size: 0.98em; line-height: 1.8; margin-top: var(--iv2-s-4); }
.iv2-root .iv2-nf-foot { margin-top: auto; padding-top: var(--iv2-s-5); display: flex; align-items: center; gap: 10px; }
.iv2-root .iv2-nf-readmore { margin-left: auto; display: inline-flex; align-items: center; gap: 6px; color: var(--iv2-primary); font-weight: 600; font-size: 0.92em; }
.iv2-root .iv2-nf-readmore svg { width: 16px; height: 16px; stroke: currentColor; fill: none; stroke-width: 2.2; transition: transform .15s; }
.iv2-root .iv2-news-featured:hover .iv2-nf-readmore svg { transform: translateX(3px); }

/* ============ 篩選器(關鍵字 + 日期區間) ============ */
.iv2-root .iv2-news-filter-sec { padding-block: var(--iv2-s-7) var(--iv2-s-4); }
.iv2-root .iv2-news-search {
  display: flex; align-items: center; gap: var(--iv2-s-3); flex-wrap: wrap;
  background: var(--iv2-canvas); border: 1px solid var(--iv2-hairline); border-radius: var(--iv2-r-lg); padding: 10px 12px; box-shadow: var(--iv2-shadow-sm);
}
.iv2-root .iv2-news-search:focus-within { border-color: var(--iv2-primary); }
.iv2-root .iv2-ns-keyword { display: flex; align-items: center; gap: 10px; flex: 1; min-width: 220px; padding-left: 8px; }
.iv2-root .iv2-ns-keyword svg { width: 20px; height: 20px; color: var(--iv2-slate); stroke: currentColor; fill: none; stroke-width: 2; flex-shrink: 0; }
.iv2-root .iv2-ns-keyword input { flex: 1; min-width: 0; border: 0; outline: 0; background: transparent; font-size: 1em; color: var(--iv2-ink); padding: 9px 0; }
.iv2-root .iv2-ns-keyword input::placeholder { color: var(--iv2-muted); }
.iv2-root .iv2-ns-date { display: flex; align-items: center; gap: 8px; padding-left: var(--iv2-s-3); border-left: 1px solid var(--iv2-hairline); color: var(--iv2-slate); font-size: 0.9em; }
.iv2-root .iv2-ns-date label { font-weight: 600; white-space: nowrap; }
.iv2-root .iv2-ns-date input[type="date"] { border: 1px solid var(--iv2-hairline); border-radius: var(--iv2-r-sm); padding: 8px 10px; font-size: 0.9em; color: var(--iv2-ink); background: var(--iv2-surface-soft); }
.iv2-root .iv2-ns-date .iv2-ns-tilde { color: var(--iv2-muted); }
.iv2-root .iv2-news-search .iv2-ns-go { height: 42px; padding: 0 24px; }
@media (max-width: 760px) {
  .iv2-root .iv2-ns-keyword { flex: 1 1 100%; min-width: 0; }
  .iv2-root .iv2-ns-date { width: 100%; border-left: 0; padding-left: 0; flex-wrap: wrap; }
  .iv2-root .iv2-ns-date input[type="date"] { flex: 1; min-width: 130px; }
  .iv2-root .iv2-news-search .iv2-ns-go { width: 100%; }
}

/* ============ 分類 chips ============ */
.iv2-root .iv2-news-toolbar { display: flex; align-items: center; justify-content: space-between; gap: var(--iv2-s-4); flex-wrap: wrap; margin-top: var(--iv2-s-4); }
.iv2-root .iv2-news-filter { display: flex; flex-wrap: wrap; gap: 8px; }
.iv2-root .iv2-chip {
  display: inline-flex; align-items: center; gap: 7px; padding: 9px 16px; border-radius: var(--iv2-r-pill);
  background: var(--iv2-canvas); border: 1px solid var(--iv2-hairline); color: var(--iv2-charcoal);
  font-size: 0.9em; font-weight: 600; cursor: pointer; transition: all .15s ease; font-family: inherit;
}
.iv2-root .iv2-chip:hover { border-color: var(--iv2-primary); color: var(--iv2-primary); }
.iv2-root .iv2-chip .iv2-cdot { width: 8px; height: 8px; border-radius: 50%; }
.iv2-root .iv2-chip .iv2-cnt { font-size: 0.85em; color: var(--iv2-muted); font-weight: 600; font-variant-numeric: tabular-nums; }
.iv2-root .iv2-chip.is-active { background: var(--iv2-ink); color: #fff; border-color: var(--iv2-ink); }
.iv2-root .iv2-chip.is-active .iv2-cnt { color: rgba(255,255,255,0.6); }
.iv2-root .iv2-cdot-all     { background: var(--iv2-charcoal); }
.iv2-root .iv2-cdot-news    { background: var(--iv2-primary); }
.iv2-root .iv2-cdot-event   { background: var(--iv2-warning); }
.iv2-root .iv2-cdot-exam    { background: #0075de; }
.iv2-root .iv2-cdot-course  { background: var(--iv2-success); }
.iv2-root .iv2-cdot-article { background: #d8a900; }
.iv2-root .iv2-news-count { color: var(--iv2-slate); font-size: 0.85em; }
.iv2-root .iv2-news-count strong { color: var(--iv2-ink); font-weight: 700; font-variant-numeric: tabular-nums; }
@media (max-width: 760px) {
  .iv2-root .iv2-news-filter { flex-wrap: nowrap; overflow-x: auto; padding-bottom: 6px; -webkit-overflow-scrolling: touch; scrollbar-width: none; }
  .iv2-root .iv2-news-filter::-webkit-scrollbar { display: none; }
  .iv2-root .iv2-chip { flex: 0 0 auto; }
  .iv2-root .iv2-news-count { display: none; }
}

/* ============ 卡片 grid ============ */
.iv2-root .iv2-news-grid-sec { padding-block: var(--iv2-s-4) var(--iv2-s-8); }
.iv2-root .iv2-news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--iv2-s-5); }
@media (max-width: 1024px) { .iv2-root .iv2-news-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px)  { .iv2-root .iv2-news-grid { grid-template-columns: 1fr; } }

.iv2-root .iv2-news-card { background: var(--iv2-canvas); border: 1px solid var(--iv2-hairline); border-radius: var(--iv2-r-lg); overflow: hidden; display: flex; flex-direction: column; box-shadow: var(--iv2-shadow-sm); transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease; }
.iv2-root .iv2-news-card:hover { transform: translateY(-4px); box-shadow: var(--iv2-shadow-lg); border-color: transparent; }

.iv2-root .iv2-nc-cover { aspect-ratio: 16/9; position: relative; overflow: hidden; color: #fff; background-size: cover; background-position: center; }
.iv2-root .iv2-nc-cover.is-default::before {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.06) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.06) 1px, transparent 1px);
  background-size: 30px 30px; pointer-events: none;
}
.iv2-root .iv2-nc-cover.is-default::after {
  content: ""; position: absolute; right: -36px; top: -36px; width: 150px; height: 150px;
  border-radius: 50%; background: rgba(255,255,255,0.08); pointer-events: none;
}
.iv2-root .iv2-nc-cover.has-img::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(0,0,0,0.18) 0%, rgba(0,0,0,0) 40%); }
.iv2-root .iv2-nc-cover .iv2-nc-tag { position: absolute; top: 14px; right: 14px; z-index: 2; background: rgba(255,255,255,0.95); box-shadow: 0 2px 8px rgba(0,0,0,0.18); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); }
.iv2-root .iv2-nc-cover .iv2-nc-date-block { position: absolute; left: 20px; bottom: 16px; z-index: 1; line-height: 1.1; text-shadow: 0 2px 12px rgba(0,0,0,0.22); }
.iv2-root .iv2-ndb-year { display: block; font-size: 0.78em; font-weight: 600; letter-spacing: 0.06em; color: rgba(255,255,255,0.85); margin-bottom: 3px; }
.iv2-root .iv2-ndb-day { display: block; font-size: 1.95em; font-weight: 800; letter-spacing: -0.01em; color: #fff; font-variant-numeric: tabular-nums; }
.iv2-root .iv2-ndb-week { display: block; font-size: 0.85em; font-weight: 600; letter-spacing: 0.05em; color: rgba(255,255,255,0.9); margin-top: 4px; }

.iv2-root .iv2-nc-body { padding: var(--iv2-s-5); flex: 1; display: flex; flex-direction: column; }
.iv2-root .iv2-nc-body h3 { font-size: 1.12em; font-weight: 700; line-height: 1.5; letter-spacing: -0.01em; color: var(--iv2-ink); }
.iv2-root .iv2-nc-excerpt { color: var(--iv2-slate); font-size: 0.9em; line-height: 1.7; margin-top: 10px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.iv2-root .iv2-nc-foot { margin-top: var(--iv2-s-4); padding-top: 14px; border-top: 1px solid var(--iv2-hairline-soft); display: flex; align-items: center; gap: 8px; font-size: 0.82em; color: var(--iv2-slate); }
.iv2-root .iv2-nc-date { display: inline-flex; align-items: center; gap: 6px; font-variant-numeric: tabular-nums; }
.iv2-root .iv2-nc-date svg { width: 14px; height: 14px; stroke: currentColor; fill: none; stroke-width: 2; }
.iv2-root .iv2-nc-arrow { margin-left: auto; color: var(--iv2-primary); font-weight: 600; }

.iv2-root .iv2-news-empty { text-align: center; color: var(--iv2-slate); padding: var(--iv2-s-8) 0; }
.iv2-root .iv2-news-loading { text-align: center; color: var(--iv2-muted); padding: var(--iv2-s-7) 0; font-size: 0.9em; }

/* ============ 數字分頁 ============ */
.iv2-root .iv2-news-pager { display: flex; justify-content: center; align-items: center; gap: 6px; margin-top: var(--iv2-s-7); flex-wrap: wrap; }
.iv2-root .iv2-pg-btn { min-width: 40px; height: 40px; padding: 0 8px; border-radius: var(--iv2-r-sm); border: 1px solid var(--iv2-hairline); background: var(--iv2-canvas); color: var(--iv2-charcoal); font-weight: 600; font-size: 0.9em; font-variant-numeric: tabular-nums; transition: all .15s ease; font-family: inherit; }
.iv2-root .iv2-pg-btn:hover:not(:disabled):not(.is-active) { border-color: var(--iv2-primary); color: var(--iv2-primary); }
.iv2-root .iv2-pg-btn.is-active { background: var(--iv2-primary); border-color: var(--iv2-primary); color: #fff; }
.iv2-root .iv2-pg-btn:disabled { opacity: 0.4; cursor: not-allowed; }
.iv2-root .iv2-pg-ellipsis { color: var(--iv2-muted); padding: 0 4px; }
@media (max-width: 560px) { .iv2-root .iv2-pg-btn { min-width: 36px; height: 36px; font-size: 0.85em; } }