/* ============================================================
   Prostex CMS — 后台样式
   沿用前台设计系统：深墨绿 / 青绿 / 米白 / Inter
   ============================================================ */

/* 字体本地托管（原先依赖 Google Fonts，国内无法访问会阻塞约 8 秒） */
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/inter-latin-400-normal.woff2") format("woff2");
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("../fonts/inter-latin-500-normal.woff2") format("woff2");
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("../fonts/inter-latin-600-normal.woff2") format("woff2");
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("../fonts/inter-latin-700-normal.woff2") format("woff2");
}

:root {
  --ink: #14312E;
  --ink-2: #1E4741;
  --ink-3: #2A5A52;
  --teal: #2E7D6F;
  --teal-soft: #E6F0ED;
  --terra: #C4623C;
  --terra-soft: #FBEEE8;
  --paper: #FAF7F2;
  --paper-2: #FFFFFF;
  --line: #E4DFD6;
  --line-2: #F0ECE4;
  --muted: #6B7B76;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(20, 49, 46, .06), 0 8px 24px rgba(20, 49, 46, .05);
}

* { box-sizing: border-box; }

/* 字号/字体统一由 main.css 的 body 规则提供；这里只保留后台自己的底色 */
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
}

/* 后台是工具型界面，字号比前台小一档，避免表格挤成一列一个词 */
.adm, .login { font-size: .86rem; }

:is(.adm, .login) a { color: var(--teal); text-decoration: none; }
:is(.adm, .login) a:hover { text-decoration: underline; }

/* ---------- 布局 ---------- */
.adm { display: grid; grid-template-columns: 236px 1fr; min-height: 100vh; }

.adm__side {
  background: var(--ink);
  color: #DCE9E6;
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
}

.adm__brand {
  display: flex;
  align-items: baseline;
  gap: .5rem;
  padding: 1.5rem 1.4rem 1.2rem;
  color: #fff;
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}
.adm__brand b { font-size: 1.15rem; letter-spacing: .01em; }
.adm__brand span {
  font-size: .68rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--teal);
  border: 1px solid var(--teal);
  padding: .05rem .35rem;
  border-radius: 4px;
}

.adm__nav { padding: .9rem .7rem; display: flex; flex-direction: column; gap: .1rem; flex: 1; }
.adm__nav a {
  display: flex;
  align-items: center;
  gap: .65rem;
  padding: .6rem .75rem;
  border-radius: 8px;
  color: #C3D6D2;
  font-size: .93rem;
  text-decoration: none;
  transition: background .15s, color .15s;
}
.adm__nav a i { font-style: normal; opacity: .6; width: 1.1em; text-align: center; }
.adm__nav a:hover { background: rgba(255, 255, 255, .07); color: #fff; }
.adm__nav a.is-on { background: var(--teal); color: #fff; font-weight: 500; }
.adm__nav a.is-on i { opacity: 1; }

.adm__sidefoot {
  padding: 1rem 1.4rem 1.3rem;
  border-top: 1px solid rgba(255, 255, 255, .08);
  font-size: .85rem;
  display: flex;
  flex-direction: column;
  gap: .35rem;
}
.adm__sidefoot a { color: #C3D6D2; }

.adm__main { display: flex; flex-direction: column; min-width: 0; }

.adm__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.3rem 2rem;
  background: var(--paper-2);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 5;
}
.adm__top h1 { margin: 0; font-size: 1.22rem; font-weight: 600; letter-spacing: -.01em; }

.adm__body { padding: 1.8rem 2rem 4rem; max-width: 1240px; width: 100%; }

/* ---------- 卡片 ---------- */
:is(.adm, .login) .card {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 1.4rem;
  overflow: hidden;
}
:is(.adm, .login) .card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.3rem;
  border-bottom: 1px solid var(--line-2);
}
:is(.adm, .login) .card__head h2 { margin: 0; font-size: 1rem; font-weight: 600; }
:is(.adm, .login) .card__head p { margin: .15rem 0 0; font-size: .84rem; color: var(--muted); }
:is(.adm, .login) .card__body { padding: 1.3rem; }
:is(.adm, .login) .card__foot {
  padding: 1rem 1.3rem;
  border-top: 1px solid var(--line-2);
  background: #FCFBF8;
  display: flex;
  gap: .6rem;
  align-items: center;
}

/* ---------- 统计块 ---------- */
:is(.adm, .login) .stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 1rem; margin-bottom: 1.6rem; }
:is(.adm, .login) .stat {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.1rem 1.2rem;
  box-shadow: var(--shadow);
}
:is(.adm, .login) .stat b { display: block; font-size: 1.9rem; font-weight: 600; letter-spacing: -.02em; line-height: 1.1; }
:is(.adm, .login) .stat span { display: block; font-size: .82rem; color: var(--muted); margin-top: .3rem; }
:is(.adm, .login) .stat--teal b { color: var(--teal); }
:is(.adm, .login) .stat--terra b { color: var(--terra); }

/* ---------- 表单 ---------- */
:is(.adm, .login) .field { margin-bottom: 1rem; }
:is(.adm, .login) .field > label { display: block; font-size: .85rem; font-weight: 500; margin-bottom: .3rem; color: var(--ink-2); }
:is(.adm, .login) .field > small { display: block; font-size: .78rem; color: var(--muted); margin-top: .25rem; }
.adm .form__hint, .login .form__hint { margin: .35rem 0 .5rem; font-size: .78rem; color: var(--muted); line-height: 1.5; }

/* ---------- 图片选择 ---------- */
:is(.adm, .login) .imgpick { display: flex; gap: .9rem; align-items: flex-start; flex-wrap: wrap; }
:is(.adm, .login) .imgpick__box {
  width: 132px;
  height: 96px;
  flex: none;
  display: grid;
  place-items: center;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #FAF8F4;
  color: var(--muted);
  font-size: .78rem;
}
:is(.adm, .login) .imgpick__box img { display: block; width: 100%; height: 100%; object-fit: cover; }
:is(.adm, .login) .imgpick__body { flex: 1; min-width: 200px; }
:is(.adm, .login) .imgpick__body input[type="file"] { font-size: .82rem; }

:is(.adm, .login) input[type="text"], :is(.adm, .login) input[type="password"], :is(.adm, .login) input[type="email"], :is(.adm, .login) input[type="number"],
:is(.adm, .login) select, :is(.adm, .login) textarea {
  width: 100%;
  padding: .55rem .7rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  font: inherit;
  font-size: .92rem;
  color: var(--ink);
  transition: border-color .15s, box-shadow .15s;
}
:is(.adm, .login) input:focus, :is(.adm, .login) select:focus, :is(.adm, .login) textarea:focus {
  outline: none;
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(46, 125, 111, .12);
}
:is(.adm, .login) textarea { min-height: 130px; resize: vertical; font-family: ui-monospace, Consolas, monospace; font-size: .86rem; line-height: 1.55; }

:is(.adm, .login) .grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 1.2rem; }
:is(.adm, .login) .grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0 1.2rem; }

/* ---------- 按钮 ---------- */
:is(.adm, .login) .btn {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .52rem 1rem;
  border-radius: 8px;
  border: 1px solid transparent;
  font: inherit;
  font-size: .9rem;
  font-weight: 500;
  cursor: pointer;
  background: var(--teal);
  color: #fff;
  text-decoration: none;
  transition: filter .15s, background .15s;
}
:is(.adm, .login) .btn:hover { filter: brightness(1.08); text-decoration: none; }
:is(.adm, .login) .btn--ghost { background: #fff; border-color: var(--line); color: var(--ink-2); }
:is(.adm, .login) .btn--ghost:hover { background: var(--line-2); }
:is(.adm, .login) .btn--danger { background: var(--terra); }
:is(.adm, .login) .btn--sm { padding: .32rem .65rem; font-size: .82rem; }

/* ---------- 表格 ---------- */
:is(.adm, .login) .tbl { width: 100%; border-collapse: collapse; font-size: .86rem; }
:is(.adm, .login) .tbl th {
  text-align: left;
  font-size: .76rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 600;
  padding: .6rem .8rem;
  border-bottom: 1px solid var(--line);
  background: #FCFBF8;
  white-space: nowrap;
}
:is(.adm, .login) .tbl td { padding: .65rem .8rem; border-bottom: 1px solid var(--line-2); vertical-align: middle; }
:is(.adm, .login) .tbl tr:hover td { background: #FCFBF8; }
:is(.adm, .login) .tbl img { width: 44px; height: 44px; object-fit: cover; border-radius: 6px; border: 1px solid var(--line); display: block; }
:is(.adm, .login) .tbl .num { font-variant-numeric: tabular-nums; color: var(--muted); font-size: .84rem; }
:is(.adm, .login) .tbl .code { font-family: ui-monospace, Consolas, monospace; font-size: .82rem; color: var(--ink-2); }
:is(.adm, .login) .tbl-wrap { overflow-x: auto; }

/* ---------- 标签 ---------- */
:is(.adm, .login) .tag {
  display: inline-block;
  padding: .12rem .5rem;
  border-radius: 999px;
  font-size: .74rem;
  font-weight: 500;
  background: var(--line-2);
  color: var(--muted);
  white-space: nowrap;
}
:is(.adm, .login) .tag--on { background: var(--teal-soft); color: var(--teal); }
:is(.adm, .login) .tag--off { background: #F3F0EB; color: #9AA6A2; }
:is(.adm, .login) .tag--new { background: var(--terra-soft); color: var(--terra); }

/* ---------- 提示 ---------- */
:is(.adm, .login) .flash {
  padding: .75rem 1rem;
  border-radius: 8px;
  font-size: .9rem;
  margin-bottom: 1.2rem;
  border: 1px solid transparent;
}
:is(.adm, .login) .flash--ok { background: var(--teal-soft); border-color: #BFDCD5; color: #1D5548; }
:is(.adm, .login) .flash--err { background: var(--terra-soft); border-color: #F0D2C5; color: #8E3E20; }

:is(.adm, .login) .empty { text-align: center; padding: 2.5rem 1rem; color: var(--muted); }
:is(.adm, .login) .empty h3 { margin: 0 0 .4rem; color: var(--ink); font-size: 1rem; }

/* ---------- 登录页 ---------- */
.login {
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: linear-gradient(160deg, var(--ink) 0%, var(--ink-3) 100%);
  padding: 1.5rem;
}
.login__box {
  width: 100%;
  max-width: 380px;
  background: var(--paper-2);
  border-radius: 14px;
  padding: 2rem 1.8rem;
  box-shadow: 0 20px 60px rgba(0, 0, 0, .3);
}
.login__brand { display: flex; justify-content: center; align-items: baseline; margin-bottom: 1.6rem; }
.login__brand b { font-size: 1.35rem; color: var(--ink); }

/* ---------- 工具条 ---------- */
:is(.adm, .login) .toolbar { display: flex; flex-wrap: wrap; gap: .6rem; align-items: center; margin-bottom: 1.2rem; }
:is(.adm, .login) .toolbar form { display: flex; gap: .5rem; align-items: center; flex-wrap: wrap; }
:is(.adm, .login) .toolbar select, :is(.adm, .login) .toolbar input { width: auto; min-width: 150px; }
:is(.adm, .login) .toolbar .spacer { flex: 1; }

/* 卡片内工具条（商品列表搜索区） */
:is(.adm, .login) .card-tools {
  display: flex;
  align-items: center;
  gap: .55rem;
  flex-wrap: wrap;
  padding: .8rem 1.3rem;
  background: #FCFBF8;
  border-bottom: 1px solid var(--line-2);
}
:is(.adm, .login) .search-field {
  position: relative;
  display: flex;
  align-items: center;
  flex: 1 1 180px;
  min-width: 160px;
  max-width: 320px;
}
:is(.adm, .login) .search-field svg {
  position: absolute;
  left: .7rem;
  width: 15px;
  height: 15px;
  color: var(--muted);
  pointer-events: none;
}
:is(.adm, .login) .search-field input {
  width: 100%;
  height: 38px;
  padding: 0 .8rem 0 2.1rem;
  border-radius: 9px;
}
:is(.adm, .login) .card-tools select {
  width: auto;
  min-width: 116px;
  height: 38px;
  padding: 0 2rem 0 .75rem;
  border-radius: 9px;
  appearance: none;
  background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238a8f88' stroke-width='2.5'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right .7rem center;
  cursor: pointer;
}
:is(.adm, .login) .card-tools .btn {
  height: 38px;
  display: inline-flex;
  align-items: center;
  padding: 0 1.1rem;
  white-space: nowrap;
}
:is(.adm, .login) .btn--add { background: var(--terra); color: #fff; }

@media (max-width: 640px) {
  :is(.adm, .login) .search-field { flex: 1 1 100%; max-width: none; }
  :is(.adm, .login) .card-tools select { flex: 1 1 120px; }
}

/* ---------- 分页 ---------- */
:is(.adm, .login) .pager { display: flex; gap: .35rem; align-items: center; padding: 1rem 1.3rem; flex-wrap: wrap; }
:is(.adm, .login) .pager a, :is(.adm, .login) .pager span {
  min-width: 34px; text-align: center;
  padding: .32rem .5rem; border-radius: 7px; border: 1px solid var(--line);
  font-size: .85rem; background: #fff; color: var(--ink-2); text-decoration: none;
}
:is(.adm, .login) .pager a:hover { background: var(--line-2); }
:is(.adm, .login) .pager .is-on { background: var(--ink); border-color: var(--ink); color: #fff; }
:is(.adm, .login) .pager .gap { border: 0; background: none; color: var(--muted); }

/* ---------- 响应式 ---------- */
@media (max-width: 900px) {
  .adm { grid-template-columns: 1fr; }
  .adm__side { position: static; height: auto; flex-direction: row; flex-wrap: wrap; align-items: center; }
  .adm__brand { border-bottom: 0; padding: 1rem 1.2rem; }
  .adm__nav { flex-direction: row; flex-wrap: wrap; padding: .5rem .8rem; flex: 1 1 100%; }
  .adm__nav a { padding: .45rem .7rem; font-size: .86rem; }
  .adm__nav a i { display: none; }
  .adm__sidefoot { flex-direction: row; align-items: center; gap: 1rem; border-top: 0; padding: .6rem 1.2rem 1rem; }
  .adm__body { padding: 1.2rem 1rem 3rem; }
  :is(.adm, .login) .grid-2, :is(.adm, .login) .grid-3 { grid-template-columns: 1fr; }
}

/* 窄屏（≤1240px）商品表隐藏英文名称列，避免中文名被压成一字一行 */
@media (max-width: 1240px) {
  :is(.adm, .login) .tbl--products th:nth-child(4),
  :is(.adm, .login) .tbl--products td:nth-child(4) {
    display: none;
  }
  :is(.adm, .login) .tbl--products th:nth-child(7),
  :is(.adm, .login) .tbl--products td:nth-child(7) {
    white-space: nowrap;
  }
}