:root {
  /* 主题色：天空蓝系（加深版） */
  --g900: #2f7fc2;
  --g800: #3e93d8;
  --g700: #2a7ec7;
  --g600: #328bd2;
  --g500: #4aa3e0;
  --g400: #6fb8ea;
  --g300: #96ccf2;
  --g100: #d7ebfa;
  --g50: #eef7fe;
  /* 语义色：进货/求购/下跌 专用绿（不随主题变化） */
  --sg700: #175139;
  --sg600: #1a6b4c;
  --sg500: #24805e;
  --sg400: #3d9a77;
  --sg300: #7cc3a7;
  --sg100: #e3f2ec;
  --sg50: #f2f9f6;
  --gold: #c9a227;
  --gold-l: #e6c558;
  --gold-bg: #fdf6e0;
  --red: #d64541;
  --red-d: #b73531;
  --red-bg: #fdeeed;
  --blue: #3b82f6;
  --blue-bg: #eaf3fe;
  --orange: #c77414;
  --orange-bg: #fdf3e4;
  --ink: #17222e;
  --ink-2: #465561;
  --ink-3: #7d8b96;
  --ink-4: #a8b3ba;
  --line: #dce8f4;
  --line-2: #eef5fb;
  --bg: #e2effb;
  --card: #ffffff;
  --r-lg: 20px;
  --r-md: 14px;
  --r-sm: 10px;
  --sh-sm: 0 1px 2px rgba(16, 40, 64, 0.05), 0 2px 8px rgba(16, 40, 64, 0.04);
  --sh-md: 0 4px 12px rgba(16, 40, 64, 0.07), 0 12px 28px rgba(16, 40, 64, 0.06);
  --sh-lg: 0 12px 32px rgba(16, 40, 64, 0.14), 0 24px 64px rgba(16, 40, 64, 0.10);
  --font: -apple-system, BlinkMacSystemFont, "SF Pro SC", "Segoe UI", "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", sans-serif;
  --primary: var(--g600);
  --primary-light: var(--g500);
  --primary-dark: var(--g700);
  --accent: var(--gold);
  --danger: var(--red);
  --text: var(--ink);
  --text-secondary: var(--ink-2);
  --text-light: var(--ink-3);
  --border: var(--line);
  --border-light: var(--line-2);
  --radius: var(--r-md);
  --radius-sm: var(--r-sm);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--ink);
  min-height: 100vh;
}

a { color: var(--g600); text-decoration: none; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 11px 18px;
  border: none;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: 0.18s;
  letter-spacing: 0.3px;
  user-select: none;
}
.btn:active { transform: scale(0.98); }
.btn-primary {
  background: linear-gradient(135deg, var(--g600), var(--g500));
  color: #fff;
  box-shadow: 0 4px 14px rgba(77, 165, 232, 0.42);
}
.btn-primary:hover:not(:disabled) {
  box-shadow: 0 6px 20px rgba(77, 165, 232, 0.50);
  transform: translateY(-1px);
}
.btn-primary:disabled { background: #c9d6e2; box-shadow: none; cursor: not-allowed; }
.btn-ghost,
.btn-outline {
  background: #fff;
  border: 1.5px solid var(--line);
  color: var(--ink-2);
}
.btn-ghost:hover:not(:disabled),
.btn-outline:hover:not(:disabled) {
  border-color: var(--g400);
  color: var(--g600);
  background: var(--g50);
}
.btn-danger { background: var(--red); color: #fff; }
.btn-danger-ghost { background: #fff; border: 1.5px solid #f3c4c2; color: var(--red); }
.btn-danger-ghost:hover { background: var(--red-bg); }
.btn-block { width: 100%; }
.btn-sm { padding: 7px 14px; font-size: 12.5px; border-radius: 9px; }
.btn-code {
  white-space: nowrap;
  border: 1.5px solid var(--g300);
  color: var(--g600);
  background: var(--g50);
}
.btn-code:hover { border-color: var(--g500); }
.btn-code:disabled { border-color: var(--line); color: var(--ink-4); background: var(--line-2); cursor: default; }

.fgroup, .input-group { margin-bottom: 15px; }
.flabel, .input-label {
  display: block;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--ink-2);
  margin-bottom: 7px;
}
.flabel .req { color: var(--red); }
.input {
  width: 100%;
  height: 46px;
  padding: 0 14px;
  border: 1.5px solid var(--line);
  border-radius: 12px;
  font-size: 14.5px;
  font-family: inherit;
  background: #fff;
  color: var(--ink);
  transition: 0.18s;
  outline: none;
}
.input::placeholder { color: var(--ink-4); }
.input:focus { border-color: var(--g400); box-shadow: 0 0 0 3.5px rgba(75, 166, 236, 0.18); }
textarea.input { height: auto; min-height: 100px; padding: 12px 14px; resize: vertical; line-height: 1.7; }

.hcard, .card {
  background: var(--card);
  border-radius: var(--r-md);
  padding: 16px;
  margin-bottom: 12px;
  box-shadow: var(--sh-sm);
  border: 1px solid var(--line-2);
}

.ptag, .post-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 9px;
  border-radius: 7px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.3px;
}
.ptag::before, .post-tag::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: currentColor;
}
.ptag.sell, .tag-sell { background: var(--red-bg); color: var(--red); }
.ptag.buy, .tag-buy { background: var(--g100); color: var(--g600); }

.bdg, .pc-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  border-radius: 7px;
  font-size: 11.5px;
  font-weight: 600;
}
.bdg::before, .pc-badge::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: currentColor;
}
.bdg.green, .badge-green { background: var(--g100); color: var(--g600); }
.bdg.orange, .badge-orange { background: var(--orange-bg); color: var(--orange); }
.bdg.red, .badge-red { background: var(--red-bg); color: var(--red); }
.bdg.gray, .badge-gray { background: var(--line-2); color: var(--ink-3); }
.bdg.blue, .badge-blue { background: var(--blue-bg); color: var(--blue); }
.bdg.gold, .badge-gold { background: var(--gold-bg); color: #8a6d10; }

.banner {
  display: flex;
  gap: 9px;
  padding: 11px 13px;
  border-radius: var(--r-sm);
  font-size: 12px;
  line-height: 1.65;
  margin-bottom: 12px;
}
.banner .bicon { flex: none; margin-top: 1px; }
.banner.warn, .notice-banner { background: var(--orange-bg); color: #8f5a10; border: 1px solid #f0dcb8; }
.banner.info { background: var(--blue-bg); color: #2f6fd0; border: 1px solid #cfe3fa; }
.banner.danger { background: var(--red-bg); color: var(--red-d); border: 1px solid #f2cfcd; }

.seg { display: flex; background: var(--line-2); border-radius: 12px; padding: 3px; gap: 3px; }
.seg .seg-item {
  flex: 1;
  text-align: center;
  padding: 9px 0;
  font-size: 13px;
  color: var(--ink-3);
  border-radius: 9px;
  cursor: pointer;
  transition: 0.18s;
  font-weight: 600;
}
.seg .seg-item.on { background: #fff; color: var(--ink); box-shadow: var(--sh-sm); }
.seg .seg-item.on.c-sell { color: var(--red); }
.seg .seg-item.on.c-buy { color: var(--g600); }
.seg .seg-item.on.c-mixed { color: #8a6512; background: linear-gradient(135deg, #fcf6e8, #fbf0d3); }

.upbox, .upload-box {
  border: 1.5px dashed #cfd8d3;
  border-radius: var(--r-md);
  padding: 18px 12px;
  text-align: center;
  cursor: pointer;
  transition: 0.18s;
  background: #f3f9ff;
}
.upbox:hover, .upload-box:hover { border-color: var(--g400); background: var(--g50); }
.upbox.done, .upload-box.uploaded { border: 1.5px solid var(--g300); background: var(--g50); }
.upbox .uicon, .upload-box .icon {
  width: 38px;
  height: 38px;
  margin: 0 auto 6px;
  border-radius: 11px;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--sh-sm);
  color: var(--ink-3);
}
.upbox.done .uicon { background: var(--g100); color: var(--g600); }
.upbox .utxt, .upload-box .text { font-size: 12px; color: var(--ink-3); }
.upbox.done .utxt { color: var(--g600); font-weight: 600; }
.upbox img, .upload-box img { max-width: 100%; max-height: 80px; border-radius: 8px; }

.wm { position: relative; border-radius: 10px; overflow: hidden; background: #eef1f4; }
.wm::after {
  content: "汇商集市 huishang.com";
  position: absolute;
  right: 5px;
  bottom: 5px;
  font-size: 8.5px;
  color: rgba(255, 255, 255, 0.92);
  background: rgba(23, 34, 46, 0.4);
  padding: 2px 5px;
  border-radius: 4px;
  letter-spacing: 0.3px;
  pointer-events: none;
}
.wm img { width: 100%; height: 100%; object-fit: cover; display: block; }

.lockcard {
  text-align: center;
  padding: 26px 18px;
  border-radius: var(--r-md);
  background: linear-gradient(160deg, #f3f9ff, #e5f3fd);
  border: 1px solid #cfe3f7;
}
.lockcard .lk {
  width: 56px;
  height: 56px;
  margin: 0 auto 12px;
  border-radius: 18px;
  background: #fff;
  box-shadow: var(--sh-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--g600);
}

.phone-row {
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1.5px solid var(--line);
  border-radius: 12px;
  padding: 0 14px;
  height: 46px;
  background: #fff;
}
.phone-row:focus-within { border-color: var(--g400); box-shadow: 0 0 0 3.5px rgba(75, 166, 236, 0.18); }
.phone-row .cc {
  font-size: 13.5px;
  color: var(--ink-3);
  font-weight: 600;
  border-right: 1px solid var(--line);
  padding-right: 10px;
}
.phone-row input { flex: 1; border: none; outline: none; font-size: 15px; font-family: inherit; background: transparent; }

.ckrow { display: flex; align-items: flex-start; gap: 9px; cursor: pointer; user-select: none; }
.ckrow input { width: 17px; height: 17px; margin-top: 1px; accent-color: var(--g600); cursor: pointer; flex: none; }

.divider-label {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--ink-4);
  font-size: 10.5px;
  margin: 20px 0 10px;
  letter-spacing: 1px;
}
.divider-label::before, .divider-label::after { content: ""; flex: 1; height: 1px; background: var(--line); }

.reject-card {
  border: 1.5px solid #f2cfcd;
  background: linear-gradient(165deg, #fff6f5, #fdf0ef);
  border-radius: var(--r-md);
  padding: 15px;
}

.toggle {
  width: 42px;
  height: 24px;
  border-radius: 99px;
  background: #cfd8d3;
  position: relative;
  cursor: pointer;
  transition: 0.2s;
  flex: none;
}
.toggle::after {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.25);
  transition: 0.2s;
}
.toggle.on { background: var(--g500); }
.toggle.on::after { left: 21px; }

.kwchip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border-radius: 8px;
  background: var(--red-bg);
  color: var(--red);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: 0.14s;
  margin: 2px;
}
.kwchip:hover { background: #f9d9d8; }
.kwchip .x { opacity: 0.55; font-size: 10px; }

.toast {
  position: fixed;
  left: 50%;
  bottom: 120px;
  transform: translateX(-50%);
  background: rgba(23, 34, 46, 0.92);
  color: #fff;
  font-size: 12.5px;
  padding: 9px 18px;
  border-radius: 99px;
  z-index: 2000;
  white-space: nowrap;
  box-shadow: var(--sh-md);
  max-width: 80%;
}

.empty { text-align: center; color: var(--ink-4); padding: 40px 16px; font-size: 13px; }
.hint { font-size: 11px; color: var(--ink-4); margin-top: 5px; display: flex; align-items: center; gap: 4px; }
.hidden { display: none !important; }