/* Peigo 登入頁：依品牌官網 www.peigo.com.tw 的色彩（奶油底、果昔橘、品牌綠） */
.lg {
  --ink: #2A1F12;
  --ink-2: #5A4736;
  --muted: #8B7867;
  --line: #EFE6D2;
  --cream: #FFF9E6;
  --paper: #FFFFFF;
  --green: #00BB74;
  --green-deep: #007A4C;
  --mint: #E2F4EA;
  --orange: #F09F35;
  --orange-soft: #FFD79C;
  --orange-deep: #B8691A;
  --font: 'Rubik', system-ui, -apple-system, 'Noto Sans TC', 'PingFang TC', 'Microsoft JhengHei', sans-serif;
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
/* 管理中台：綠 */
.lg-hub { --bg: #F2FAF5; --accent: var(--green); --accent-ink: var(--green-deep); --btn-bg: var(--green-deep); --btn-fg: #fff; --btn-hover: #006640; --tint: var(--mint); --veil: 16, 52, 38; }
/* 經營者維運平台：橘 */
.lg-op  { --bg: var(--cream); --accent: var(--orange); --accent-ink: var(--orange-deep); --btn-bg: var(--orange); --btn-fg: var(--ink); --btn-hover: #E58F22; --tint: #FFEFD2; --veil: 58, 36, 12; }

.lg-wrap { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); min-height: 100vh; }

/* 左側形象 */
.lg-visual { position: relative; background-size: cover; background-position: center; background-color: var(--tint); overflow: hidden; }
.lg-visual::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(var(--veil), 0) 35%, rgba(var(--veil), .78) 100%); }
.lg-visual-inner { position: absolute; left: 0; right: 0; bottom: 0; z-index: 1; padding: 48px 56px; color: #fff; }
.lg-kicker { display: inline-block; font-size: .72rem; font-weight: 700; letter-spacing: .22em; padding: 6px 12px; border-radius: 999px; background: var(--accent); color: var(--btn-fg); }
.lg-hub .lg-kicker { color: #fff; background: var(--green-deep); }
.lg-script { margin-top: 18px; font-size: clamp(2rem, 3.4vw, 3rem); font-weight: 800; line-height: 1.05; letter-spacing: -.01em; }
.lg-head { margin: 10px 0 6px; font-size: clamp(1.15rem, 1.7vw, 1.45rem); font-weight: 700; letter-spacing: .04em; }
.lg-lead { margin: 0; max-width: 30em; font-size: .98rem; line-height: 1.7; opacity: .9; }

/* 右側表單 */
.lg-main { display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 40px 24px 24px; }
.lg-card { width: 100%; max-width: 420px; }
.lg-brand { display: flex; align-items: center; gap: 16px; margin-bottom: 28px; }
.lg-brand img { width: 88px; height: 88px; flex: none; }
.lg-tag { font-size: .7rem; font-weight: 700; letter-spacing: .2em; color: var(--accent-ink); }
.lg-name { margin: 4px 0 0; font-size: 1.6rem; font-weight: 800; letter-spacing: .02em; color: var(--ink); }
.lg-alert { border-radius: 12px; padding: 10px 14px; font-size: .92rem; }

.lg .form-label { font-weight: 500; color: var(--ink-2); font-size: .92rem; margin-bottom: 6px; }
.lg .form-control { border-radius: 12px; border: 1.5px solid var(--line); background: var(--paper); color: var(--ink); font-size: 1.05rem; padding: 11px 14px; }
.lg .form-control:focus { border-color: var(--accent); box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 22%, transparent); }
.lg .form-text { color: var(--muted); font-size: .8rem; }
.lg .ph-captcha { border-radius: 12px; border: 1.5px solid var(--line); background: #fff; height: auto; align-self: stretch; }
.lg #captcha { letter-spacing: .35em; font-weight: 600; }

.lg-pass { position: relative; }
.lg-pass .form-control { padding-right: 48px; }
.lg-eye { position: absolute; right: 6px; top: 50%; transform: translateY(-50%); width: 38px; height: 38px; border: 0; border-radius: 10px; background: transparent; color: var(--muted); display: grid; place-items: center; }
.lg-eye:hover, .lg-eye.on { color: var(--accent-ink); background: var(--tint); }
.lg-eye:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }

.lg-btn { margin-top: 4px; padding: 13px 16px; border-radius: 999px; border: 0; font-size: 1.08rem; font-weight: 700; letter-spacing: .12em; background: var(--btn-bg); color: var(--btn-fg); box-shadow: 0 8px 20px -10px rgba(var(--veil), .7); transition: background .15s, transform .15s; }
.lg-btn:hover, .lg-btn:focus-visible { background: var(--btn-hover); color: var(--btn-fg); }
.lg-btn:active { transform: translateY(1px); }

.lg-note { margin: 18px 0 0; text-align: center; color: var(--muted); font-size: .82rem; }
.lg-switch { margin-top: 22px; display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 18px; border-radius: 14px; background: var(--paper); border: 1.5px dashed var(--line); color: var(--ink-2); text-decoration: none; font-size: .88rem; transition: border-color .15s; }
.lg-switch strong { color: var(--ink); font-weight: 700; white-space: nowrap; }
.lg-switch:hover { border-color: var(--accent); color: var(--ink); }
.lg-hub .lg-switch strong { color: #B8691A; }
.lg-op .lg-switch strong { color: var(--green-deep); }

.lg-langs { margin-top: 26px; display: flex; flex-wrap: wrap; justify-content: center; gap: 4px 10px; font-size: .82rem; color: var(--muted); }
.lg-langs a { color: var(--ink-2); text-decoration: none; }
.lg-langs a:hover { color: var(--accent-ink); text-decoration: underline; }
.lg-langs strong { color: var(--ink); }
.lg-foot { margin-top: 32px; font-size: .74rem; color: var(--muted); letter-spacing: .04em; }

/* 平板、手機：形象圖改成頂部橫幅 */
@media (max-width: 900px) {
  .lg-wrap { grid-template-columns: 1fr; }
  .lg-visual { height: 230px; background-position: center 30%; }
  .lg-visual-inner { padding: 20px 20px 34px; }
  .lg-visual .lg-kicker { display: none; }
  .lg-script { margin-top: 10px; font-size: 1.7rem; }
  .lg-head { font-size: 1rem; margin: 6px 0 0; }
  .lg-lead { display: none; }
  .lg-main { justify-content: flex-start; margin-top: -22px; position: relative; z-index: 2; background: var(--bg); border-radius: 22px 22px 0 0; padding: 22px 16px 20px; }
  .lg-brand { margin-bottom: 20px; gap: 12px; }
  .lg-brand img { width: 64px; height: 64px; }
  .lg-name { font-size: 1.35rem; }
}
@media (prefers-reduced-motion: reduce) { .lg-btn, .lg-switch { transition: none; } }