/* PMG 門戶（www.pmgerp.com）樣式。品牌色沿用 ERP（public/styles.css 的 :root），這裡自己一份，門戶可單獨搬走。 */
:root {
  --pink: #c8006f; --pink-dark: #a3005a; --pink-tint: #fbe8f2; --pink-line: #f1c4db;
  --ink: #24182a; --ink-2: #33243a; --ink-3: #3d2944; --ink-line: #3a2c40; --ink-text: #e6dde8; --ink-muted: #a693ac;
  --card: #fff; --line: #e2dfe5; --line-strong: #d3cfd8; --text: #1e1a22; --muted: #6b6474; --red: #c9372c; --hover: #f7f5f9;
  --font: "Plex Sans", "PingFang TC", "Microsoft JhengHei", "Noto Sans TC", "Noto Sans CJK TC", system-ui, sans-serif;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; }
body { font-family: var(--font); font-size: 15px; line-height: 1.6; color: var(--text); background: var(--card); -webkit-font-smoothing: antialiased; }
:focus-visible { outline: 2px solid var(--pink); outline-offset: 2px; }

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

/* 左：品牌區 */
.brand-side { background: var(--ink); color: var(--ink-text); padding: 44px 56px; display: flex; flex-direction: column; position: relative; overflow: hidden; }
.brand-side::after { content: ""; position: absolute; right: -90px; bottom: -90px; width: 320px; height: 320px; border: 56px solid var(--ink-2); border-radius: 50%; pointer-events: none; }
.brand-top { display: flex; align-items: center; gap: 12px; }
.logo { width: 40px; height: 40px; display: block; }
.wordmark { font-size: 22px; font-weight: 700; letter-spacing: 4px; color: #fff; }
.brand-main { margin: auto 0; padding: 48px 0; max-width: 480px; position: relative; z-index: 1; }
.brand-main h1 { margin: 0 0 36px; font-size: 40px; line-height: 1.25; font-weight: 700; color: #fff; letter-spacing: .5px; }
.points { list-style: none; margin: 0; padding: 0; }
.points li { display: flex; align-items: baseline; gap: 16px; padding: 14px 0; border-top: 1px solid var(--ink-line); font-size: 16px; color: var(--ink-text); }
.points li:last-child { border-bottom: 1px solid var(--ink-line); }
.points .no { font-size: 13px; font-weight: 600; color: var(--pink); letter-spacing: 1px; min-width: 22px; }
.brand-foot { margin: 0; font-size: 13px; color: var(--ink-muted); position: relative; z-index: 1; }

/* 右：登入 */
.login-side { display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 40px 24px 24px; background: var(--card); }
.panel { width: 100%; max-width: 380px; margin: auto 0; }
.panel h2 { margin: 0 0 8px; font-size: 26px; font-weight: 700; letter-spacing: .5px; }
.lead { margin: 0 0 28px; color: var(--muted); font-size: 14px; }
.field { display: block; margin-bottom: 16px; }
.field span { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; }
.field input { width: 100%; font: inherit; font-size: 15px; padding: 12px 14px; border: 1px solid var(--line-strong); border-radius: 10px; background: var(--card); color: var(--text); transition: border-color .15s, box-shadow .15s; }
.field input:hover { border-color: var(--muted); }
.field input:focus { outline: 2px solid var(--pink); outline-offset: 0; border-color: var(--pink); }
.submit { width: 100%; margin-top: 6px; font: inherit; font-size: 15px; font-weight: 600; padding: 13px; border: 0; border-radius: 10px; background: var(--pink); color: #fff; cursor: pointer; transition: background .15s; }
.submit:hover { background: var(--pink-dark); }
.submit:disabled { background: var(--pink-line); cursor: default; }
.err { min-height: 22px; margin: 12px 0 0; font-size: 13px; color: var(--red); }
.help { margin: 20px 0 0; font-size: 13px; color: var(--muted); text-align: center; }
.link { margin-top: 20px; padding: 4px 0; font: inherit; font-size: 13px; color: var(--muted); background: none; border: 0; text-decoration: underline; cursor: pointer; }
.link:hover { color: var(--pink); }
.page-foot { font-size: 12px; color: var(--muted); padding-top: 24px; }

/* 選店 */
.shop-list { display: grid; gap: 10px; }
.shop-card { display: flex; align-items: center; justify-content: space-between; gap: 12px; width: 100%; font: inherit; text-align: left; padding: 16px 18px; background: var(--card); border: 1px solid var(--line-strong); border-radius: 12px; color: var(--text); cursor: pointer; transition: border-color .15s, background .15s, transform .15s; }
.shop-card:hover { border-color: var(--pink); background: var(--pink-tint); transform: translateY(-1px); }
.shop-card:disabled { opacity: .6; cursor: default; transform: none; }
.shop-name { font-size: 16px; font-weight: 600; overflow-wrap: anywhere; }
.shop-role { flex: none; font-size: 12px; font-weight: 600; color: var(--pink-dark); background: var(--pink-tint); border-radius: 10px; padding: 2px 10px; }
.shop-card:hover .shop-role { background: var(--card); }

/* 手機：上下排、左右 16px */
@media (max-width: 820px) {
  .shell { grid-template-columns: minmax(0, 1fr); min-height: 0; }
  .brand-side { padding: 28px 16px 32px; }
  .brand-side::after { display: none; }
  .brand-main { padding: 28px 0 8px; margin: 0; }
  .brand-main h1 { font-size: 28px; margin-bottom: 20px; }
  .points li { padding: 10px 0; font-size: 15px; }
  .brand-foot { display: none; }
  .login-side { padding: 32px 16px 20px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
  .shop-card:hover { transform: none; }
}