/* 榮欣教育訓練管理平台 — 玻璃擬態 Glassmorphism 風格
   設計 token 取自 design-glassmorphism skill；套用在內部管理平台情境。 */

:root {
  --bg-1: #1e1b4b;   /* indigo-950 */
  --bg-2: #4338ca;   /* indigo-700 */
  --bg-3: #0e7490;   /* cyan-700 */
  --bg-4: #7e22ce;   /* purple-700 */

  --glass-bg: rgba(255, 255, 255, 0.12);
  --glass-bg-strong: rgba(255, 255, 255, 0.18);
  --glass-border: rgba(255, 255, 255, 0.28);
  --glass-border-strong: rgba(255, 255, 255, 0.42);

  --fg: #f8fafc;
  --fg-soft: rgba(248, 250, 252, 0.80);
  --fg-mute: rgba(248, 250, 252, 0.58);
  --accent: #fbbf24;        /* amber-400 — CTA */
  --accent-fg: #1e1b4b;
  --danger: #fb7185;
  --ok: #34d399;

  --blur: 18px;
  --blur-strong: 32px;

  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --radius-pill: 999px;

  --shadow-glass: 0 8px 32px rgba(15, 23, 42, 0.18), inset 0 1px 0 rgba(255, 255, 255, 0.25);
  --shadow-lift: 0 20px 60px rgba(15, 23, 42, 0.35);

  --font: 'Noto Sans TC', 'PingFang TC', system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }

html, body { height: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--fg);
  background: var(--bg-1);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* 全域漸層底圖（玻璃片之間露出色彩）*/
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(circle at 12% 18%, var(--bg-2) 0%, transparent 45%),
    radial-gradient(circle at 88% 22%, var(--bg-3) 0%, transparent 48%),
    radial-gradient(circle at 50% 95%, var(--bg-4) 0%, transparent 55%),
    var(--bg-1);
  z-index: -1;
}

.d-none { display: none !important; }
a { color: var(--accent); text-decoration: none; }

/* ───── 玻璃卡 ───── */
.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--blur)) saturate(160%);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(160%);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-glass);
}

.rx-card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--blur)) saturate(160%);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(160%);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-glass);
  padding: 22px 24px;
  margin-bottom: 22px;
}
.rx-card-title {
  font-size: 1.05rem; font-weight: 700; margin: 0 0 14px;
  display: flex; align-items: center; gap: 8px;
}
.rx-card-title .sub { font-size: .8rem; color: var(--fg-mute); font-weight: 400; }

.rx-container { max-width: 1180px; margin: 0 auto; padding: 0 24px; }
.muted { color: var(--fg-mute); }
.text-soft { color: var(--fg-soft); }

/* ───── 登入畫面 ───── */
.rx-login-screen {
  position: fixed; inset: 0; z-index: 9999;
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
}
.rx-login-card {
  width: 100%; max-width: 400px;
  background: var(--glass-bg-strong);
  backdrop-filter: blur(var(--blur-strong)) saturate(160%);
  -webkit-backdrop-filter: blur(var(--blur-strong)) saturate(160%);
  border: 1px solid var(--glass-border-strong);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lift);
  padding: 40px 34px;
  text-align: center;
}
.rx-login-logo {
  width: 72px; height: 72px; margin: 0 auto 18px;
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 2rem; color: var(--accent);
  background: rgba(251,191,36,.16);
  border: 1px solid var(--glass-border);
}
.rx-login-title { font-size: 1.5rem; font-weight: 700; margin: 0 0 4px; letter-spacing: -.01em; }
.rx-login-sub { color: var(--fg-mute); font-size: .82rem; margin: 0 0 26px; letter-spacing: .04em; }
.rx-login-form { display: flex; flex-direction: column; gap: 14px; text-align: left; }
.rx-login-error { color: var(--danger); font-size: .85rem; min-height: 1.1em; text-align: center; }
.rx-login-foot { margin-top: 24px; color: var(--fg-mute); font-size: .76rem; }

.rx-input-group { position: relative; }
.rx-input-icon { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); color: var(--fg-mute); }
.rx-input-group .rx-input { padding-left: 40px; }

/* ───── 表單元件 ───── */
.rx-input, .rx-select, textarea.rx-input {
  width: 100%;
  padding: 11px 14px;
  font-family: var(--font); font-size: .92rem;
  color: var(--fg);
  background: rgba(255,255,255,.10);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color .15s, background .15s;
}
.rx-input::placeholder { color: var(--fg-mute); }
.rx-input:focus, .rx-select:focus, textarea.rx-input:focus {
  border-color: var(--accent);
  background: rgba(255,255,255,.16);
}
.rx-select option { color: #1e1b4b; }
.rx-label { display: block; font-size: .82rem; color: var(--fg-soft); margin-bottom: 5px; font-weight: 500; }
.rx-input-sm { padding: 7px 10px; font-size: .85rem; }

/* ───── 按鈕 ───── */
.rx-btn-primary {
  background: var(--accent); color: var(--accent-fg);
  border: none; padding: 11px 22px;
  border-radius: var(--radius-pill); font-weight: 600; font-size: .9rem;
  letter-spacing: .03em; cursor: pointer;
  box-shadow: 0 8px 24px rgba(251,191,36,.30);
  transition: transform .12s, box-shadow .12s, opacity .12s;
  font-family: var(--font);
}
.rx-btn-primary:hover { transform: translateY(-1px); box-shadow: 0 12px 28px rgba(251,191,36,.4); }
.rx-btn-primary:disabled { opacity: .6; cursor: not-allowed; }
.rx-btn-block { width: 100%; }

.rx-btn-secondary, .rx-btn-ghost, .rx-btn-ghost-sm {
  background: rgba(255,255,255,.12);
  color: var(--fg); border: 1px solid var(--glass-border);
  padding: 9px 18px; border-radius: var(--radius-pill);
  font-weight: 500; font-size: .88rem; cursor: pointer;
  font-family: var(--font); transition: background .12s, transform .12s;
}
.rx-btn-secondary:hover, .rx-btn-ghost:hover, .rx-btn-ghost-sm:hover { background: rgba(255,255,255,.22); }
.rx-btn-ghost-sm { padding: 7px 12px; }
.rx-btn-danger {
  background: rgba(251,113,133,.18); color: #fecdd3;
  border: 1px solid rgba(251,113,133,.45);
  padding: 6px 13px; border-radius: var(--radius-pill);
  font-size: .82rem; cursor: pointer; font-family: var(--font);
}
.rx-btn-danger:hover { background: rgba(251,113,133,.30); }
.rx-btn-issue {
  background: rgba(255,255,255,.14); color: var(--fg);
  border: 1px solid var(--glass-border); padding: 9px 16px;
  border-radius: var(--radius-pill); font-size: .85rem; cursor: pointer; font-family: var(--font);
}
.is-loading { opacity: .7; pointer-events: none; }
.rx-btn-xs {
  background: rgba(255,255,255,.14); color: var(--fg);
  border: 1px solid var(--glass-border); padding: 5px 11px;
  border-radius: var(--radius-pill); font-size: .8rem; cursor: pointer; font-family: var(--font);
}
.rx-btn-xs:hover { background: rgba(255,255,255,.24); }

/* ───── Header / Nav ───── */
.rx-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(30,27,75,.55);
  backdrop-filter: blur(var(--blur-strong));
  -webkit-backdrop-filter: blur(var(--blur-strong));
  border-bottom: 1px solid var(--glass-border);
}
.rx-header-inner { display: flex; align-items: center; justify-content: space-between; padding: 12px 24px; gap: 12px; }
.rx-logo-mini {
  width: 40px; height: 40px; border-radius: 12px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.15rem; color: var(--accent); background: rgba(251,191,36,.16);
  border: 1px solid var(--glass-border);
}
.rx-app-title { font-size: 1.05rem; font-weight: 700; margin: 0; line-height: 1.2; }
.rx-user-tag { font-size: .76rem; color: var(--fg-mute); }

.rx-navbar { position: sticky; top: 64px; z-index: 90; padding-top: 14px; }
.rx-nav-tabs {
  display: flex; flex-wrap: wrap; gap: 6px;
  background: var(--glass-bg);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-pill);
  padding: 6px;
}
.rx-nav-item {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 16px; border-radius: var(--radius-pill);
  color: var(--fg-soft); font-size: .87rem; font-weight: 500; cursor: pointer;
  white-space: nowrap; transition: background .12s, color .12s;
}
.rx-nav-item:hover { background: rgba(255,255,255,.12); color: var(--fg); }
.rx-nav-item.active { background: var(--accent); color: var(--accent-fg); font-weight: 600; }
.rx-nav-admin.active { background: var(--accent); }

/* ───── 表格 ───── */
.rx-table-wrap { overflow-x: auto; border-radius: var(--radius-sm); }
.rx-table { width: 100%; border-collapse: collapse; font-size: .86rem; }
.rx-table th, .rx-table td { padding: 10px 12px; text-align: left; white-space: nowrap; }
.rx-table thead th {
  color: var(--fg-soft); font-weight: 600; font-size: .8rem;
  border-bottom: 1px solid var(--glass-border); letter-spacing: .02em;
  background: rgba(255,255,255,.06); position: sticky; top: 0;
}
.rx-table tbody tr { border-bottom: 1px solid rgba(255,255,255,.08); }
.rx-table tbody tr:hover { background: rgba(255,255,255,.07); }
.rx-table td { color: var(--fg-soft); }
.rx-table .actions { display: flex; gap: 6px; }
.rx-kv th { width: 38%; color: var(--fg-mute); font-weight: 500; vertical-align: top; }

/* ───── 篩選列 ───── */
.rx-filters { display: flex; flex-wrap: wrap; gap: 10px; align-items: flex-end; margin-bottom: 16px; }
.rx-filters .f { display: flex; flex-direction: column; gap: 4px; }
.rx-filters .f label { font-size: .76rem; color: var(--fg-mute); }
.rx-filters .rx-input, .rx-filters .rx-select { min-width: 150px; }

/* ───── 統計卡 ───── */
.rx-stat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 16px; }
.rx-stat {
  background: var(--glass-bg-strong);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 20px; box-shadow: var(--shadow-glass);
}
.rx-stat .n { font-size: 2.2rem; font-weight: 700; line-height: 1; letter-spacing: -.02em; }
.rx-stat .l { color: var(--fg-mute); font-size: .85rem; margin-top: 6px; display: flex; align-items: center; gap: 6px; }
.rx-stat .ico { color: var(--accent); }

/* ───── badge / chip ───── */
.rx-badge { display: inline-block; padding: 3px 10px; border-radius: var(--radius-pill); font-size: .76rem; font-weight: 600; }
.rx-badge.pending { background: rgba(251,191,36,.2); color: #fcd34d; }
.rx-badge.processing { background: rgba(56,189,248,.2); color: #7dd3fc; }
.rx-badge.done { background: rgba(52,211,153,.2); color: #6ee7b7; }
.rx-chip { display: inline-flex; align-items: center; gap: 4px; padding: 3px 10px; border-radius: var(--radius-pill); font-size: .78rem; margin: 2px; background: rgba(255,255,255,.12); border: 1px solid var(--glass-border); }
.rx-chip.on { background: rgba(52,211,153,.18); border-color: rgba(52,211,153,.4); color: #a7f3d0; }

/* ───── Modal ───── */
.rx-modal {
  position: fixed; inset: 0; z-index: 10000;
  background: rgba(15,23,42,.55);
  display: flex; align-items: flex-start; justify-content: center;
  padding: 40px 16px; overflow-y: auto;
}
.rx-modal-card {
  width: 100%; max-width: 640px;
  background: var(--glass-bg-strong);
  backdrop-filter: blur(var(--blur-strong)) saturate(160%);
  -webkit-backdrop-filter: blur(var(--blur-strong)) saturate(160%);
  border: 1px solid var(--glass-border-strong);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lift);
  overflow: hidden;
}
.rx-modal-card.wide { max-width: 920px; }
.rx-modal-head { display: flex; align-items: center; justify-content: space-between; padding: 18px 22px; border-bottom: 1px solid var(--glass-border); }
.rx-modal-head h3 { margin: 0; font-size: 1.05rem; font-weight: 700; display: flex; gap: 8px; align-items: center; }
.rx-modal-close { background: none; border: none; color: var(--fg-soft); font-size: 1.6rem; line-height: 1; cursor: pointer; }
.rx-modal-body { padding: 22px; }
.rx-edit-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 18px; }
.rx-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.rx-form-grid .full { grid-column: 1 / -1; }

/* ───── 進度條 / Toast / empty ───── */
.rx-progress { position: fixed; top: 0; left: 0; height: 3px; width: 0; background: var(--accent); z-index: 11000; transition: width .3s; }
.rx-progress.active { width: 80%; }
.rx-toast-container { position: fixed; bottom: 24px; right: 24px; z-index: 12000; display: flex; flex-direction: column; gap: 10px; }
.rx-toast {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 18px; border-radius: var(--radius-md);
  background: var(--glass-bg-strong);
  backdrop-filter: blur(var(--blur-strong));
  -webkit-backdrop-filter: blur(var(--blur-strong));
  border: 1px solid var(--glass-border); box-shadow: var(--shadow-lift);
  color: var(--fg); font-size: .88rem; animation: toastIn .25s ease;
}
.rx-toast.success { border-color: rgba(52,211,153,.5); }
.rx-toast.success i { color: var(--ok); }
.rx-toast.error { border-color: rgba(251,113,133,.5); }
.rx-toast.error i { color: var(--danger); }
.rx-toast.info i { color: #7dd3fc; }
@keyframes toastIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
.rx-empty { text-align: center; color: var(--fg-mute); padding: 40px 20px; }
.rx-empty i { font-size: 2rem; display: block; margin-bottom: 10px; opacity: .6; }

/* ───── 維護 banner ───── */
.rx-maint-banner {
  background: rgba(251,191,36,.18); border: 1px solid rgba(251,191,36,.5);
  color: #fde68a; padding: 12px 18px; border-radius: var(--radius-md);
  margin-bottom: 18px; display: flex; align-items: center; gap: 10px; font-size: .9rem;
}

main#view { padding-top: 22px; padding-bottom: 60px; }

/* ───── RWD ───── */
@media (max-width: 768px) {
  .rx-form-grid { grid-template-columns: 1fr; }
  .rx-app-title { font-size: .95rem; }
  .rx-header-inner { padding: 10px 14px; }
  .rx-container { padding: 0 14px; }
  .rx-nav-item { padding: 7px 12px; font-size: .82rem; }
}
@media (max-width: 420px) {
  .rx-stat .n { font-size: 1.8rem; }
}