/* 商户入驻 · 蓝白商务风 */
:root {
  --ob-primary: #1d6ff2;
  --ob-primary-deep: #1557c4;
  --ob-primary-soft: #eaf2fe;
  --ob-primary-line: #c8dcfb;
  --ob-ink: #1c2b45;
  --ob-ink-2: #47586f;
  --ob-ink-3: #7b8aa0;
  --ob-bg: #f3f7fd;
  --ob-card: #ffffff;
  --ob-line: #e3eaf5;
  --ob-danger: #d64545;
  --ob-danger-soft: #fdeeee;
  --ob-warn: #b7791f;
  --ob-warn-soft: #fdf4e3;
  --ob-success: #1c8a55;
  --ob-success-soft: #e6f6ee;
  --ob-radius: 14px;
  --ob-radius-sm: 9px;
  --ob-shadow: 0 10px 30px rgba(29, 80, 160, 0.08);
  --ob-shadow-hover: 0 14px 36px rgba(29, 80, 160, 0.14);
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Segoe UI", system-ui, -apple-system, sans-serif;
  color: var(--ob-ink);
  background:
    radial-gradient(1100px 420px at 85% -120px, rgba(29, 111, 242, 0.10), rgba(29, 111, 242, 0) 60%),
    radial-gradient(900px 380px at 8% -100px, rgba(84, 156, 255, 0.10), rgba(84, 156, 255, 0) 55%),
    var(--ob-bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

[hidden] { display: none !important; }

/* 顶部 */
.site-header {
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid var(--ob-line);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 10;
}
.site-header-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--ob-ink);
}
.brand img { height: 34px; width: auto; display: block; }
.brand-divider { width: 1px; height: 22px; background: var(--ob-line); }
.brand-title { font-size: 17px; font-weight: 600; letter-spacing: 0.5px; }
.header-tag {
  font-size: 13px;
  color: var(--ob-primary);
  background: var(--ob-primary-soft);
  border: 1px solid var(--ob-primary-line);
  border-radius: 999px;
  padding: 5px 14px;
  white-space: nowrap;
}

/* 主体 */
.page {
  flex: 1;
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 40px 24px 56px;
}

.hero { text-align: center; margin-bottom: 30px; }
.hero h1 {
  margin: 0 0 10px;
  font-size: 30px;
  font-weight: 700;
  letter-spacing: 1px;
  background: linear-gradient(120deg, var(--ob-ink) 20%, var(--ob-primary) 90%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero p { margin: 0; color: var(--ob-ink-2); font-size: 15px; }

/* 四步流程 */
.steps {
  list-style: none;
  margin: 0 0 28px;
  padding: 18px 22px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  background: var(--ob-card);
  border: 1px solid var(--ob-line);
  border-radius: var(--ob-radius);
  box-shadow: var(--ob-shadow);
}
.step {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--ob-ink-3);
  font-size: 14px;
  position: relative;
  min-width: 0;
}
.step:not(:last-child)::after {
  content: "";
  position: absolute;
  right: -8px;
  top: 50%;
  width: 4px;
  height: 4px;
  border-top: 2px solid var(--ob-primary-line);
  border-right: 2px solid var(--ob-primary-line);
  transform: translateY(-50%) rotate(45deg);
}
.step-index {
  flex: none;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 600;
  background: var(--ob-bg);
  border: 1px solid var(--ob-line);
  color: var(--ob-ink-3);
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}
.step-label { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.step.is-active { color: var(--ob-primary-deep); font-weight: 600; }
.step.is-active .step-index {
  background: var(--ob-primary);
  border-color: var(--ob-primary);
  color: #fff;
  box-shadow: 0 4px 12px rgba(29, 111, 242, 0.35);
}
.step.is-done { color: var(--ob-success); }
.step.is-done .step-index {
  background: var(--ob-success-soft);
  border-color: var(--ob-success);
  color: var(--ob-success);
}
.step.is-done .step-index::before { content: "✓"; }
.step.is-done .step-index { font-size: 0; }
.step.is-done .step-index::before { font-size: 14px; }

/* 面板 */
.panel {
  background: var(--ob-card);
  border: 1px solid var(--ob-line);
  border-radius: var(--ob-radius);
  box-shadow: var(--ob-shadow);
  padding: 30px 34px;
  margin-bottom: 22px;
  transition: box-shadow 0.2s ease;
}
.panel-head { margin-bottom: 22px; }
.panel-head h2 { margin: 0 0 6px; font-size: 20px; font-weight: 700; }
.panel-sub { margin: 0; color: var(--ob-ink-3); font-size: 13px; }

/* 状态面板（加载 / 登录 / 错误） */
.state-panel { text-align: center; padding: 56px 34px; }
.state-title { margin: 0 0 10px; font-size: 21px; font-weight: 700; }
.state-text { margin: 0 auto 22px; max-width: 520px; color: var(--ob-ink-2); font-size: 14.5px; line-height: 1.8; }
.state-actions { display: flex; justify-content: center; gap: 12px; }
.state-hint { margin: 16px 0 0; color: var(--ob-ink-3); font-size: 13px; }

.spinner {
  display: inline-block;
  width: 38px;
  height: 38px;
  margin-bottom: 16px;
  border-radius: 50%;
  border: 3px solid var(--ob-primary-soft);
  border-top-color: var(--ob-primary);
  animation: ob-spin 0.9s linear infinite;
}
@keyframes ob-spin { to { transform: rotate(360deg); } }

/* 状态横幅 */
.banner {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 20px;
  border-radius: var(--ob-radius);
  border: 1px solid var(--ob-primary-line);
  background: var(--ob-primary-soft);
  margin-bottom: 22px;
}
.banner.is-rejected { background: var(--ob-danger-soft); border-color: #f3c6c6; }
.banner.is-approved { background: var(--ob-success-soft); border-color: #bfe6d2; }
.banner.is-warning { background: var(--ob-warn-soft); border-color: #ecd9ae; }
.banner-icon {
  flex: none;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  background: #fff;
  color: var(--ob-primary);
  border: 1px solid var(--ob-primary-line);
}
.banner.is-rejected .banner-icon { color: var(--ob-danger); border-color: #f3c6c6; }
.banner.is-approved .banner-icon { color: var(--ob-success); border-color: #bfe6d2; }
.banner.is-warning .banner-icon { color: var(--ob-warn); border-color: #ecd9ae; }
.banner-body { flex: 1; min-width: 0; }
.banner-body strong { display: block; font-size: 15.5px; margin-bottom: 4px; }
.banner-body p { margin: 0; font-size: 13.5px; color: var(--ob-ink-2); line-height: 1.7; word-break: break-word; }

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: var(--ob-radius-sm);
  border: 1px solid transparent;
  font-size: 14.5px;
  font-weight: 600;
  font-family: inherit;
  padding: 11px 26px;
  cursor: pointer;
  text-decoration: none;
  line-height: 1.3;
  transition: background 0.18s ease, border-color 0.18s ease, color 0.18s ease,
    box-shadow 0.18s ease, transform 0.18s ease;
}
.btn-primary {
  background: linear-gradient(180deg, #2c7df5, var(--ob-primary));
  color: #fff;
  box-shadow: 0 6px 16px rgba(29, 111, 242, 0.28);
}
.btn-primary:hover { background: linear-gradient(180deg, #2372ec, var(--ob-primary-deep)); box-shadow: 0 8px 20px rgba(29, 111, 242, 0.36); }
.btn-primary:active { transform: translateY(1px); }
.btn-primary:disabled {
  background: #a9c6f2;
  box-shadow: none;
  cursor: not-allowed;
  transform: none;
}
.btn-ghost {
  background: #fff;
  border-color: var(--ob-primary-line);
  color: var(--ob-primary-deep);
}
.btn-ghost:hover { background: var(--ob-primary-soft); border-color: var(--ob-primary); }
.btn-small { padding: 7px 14px; font-size: 13px; }
.btn-large { padding: 13px 34px; font-size: 15.5px; }
.btn:focus-visible,
a:focus-visible,
input:focus-visible,
.upload-box:focus-within {
  outline: 2px solid var(--ob-primary);
  outline-offset: 2px;
}

/* 表单 */
.applicant-type { border: 0; margin: 0 0 22px; padding: 0; }
.applicant-type legend {
  font-size: 14px;
  font-weight: 600;
  color: var(--ob-ink);
  margin-bottom: 10px;
  padding: 0;
}
.segmented { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.segment { position: relative; cursor: pointer; }
.segment input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}
.segment-body {
  display: block;
  border: 1.5px solid var(--ob-line);
  border-radius: var(--ob-radius-sm);
  padding: 14px 18px;
  background: #fff;
  transition: border-color 0.18s ease, background 0.18s ease, box-shadow 0.18s ease;
}
.segment-body strong { display: block; font-size: 15px; margin-bottom: 3px; }
.segment-body small { color: var(--ob-ink-3); font-size: 12.5px; }
.segment:hover .segment-body { border-color: var(--ob-primary-line); }
.segment input:checked + .segment-body {
  border-color: var(--ob-primary);
  background: var(--ob-primary-soft);
  box-shadow: 0 4px 14px rgba(29, 111, 242, 0.12);
}
.segment input:focus-visible + .segment-body {
  outline: 2px solid var(--ob-primary);
  outline-offset: 2px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px 22px;
  margin-bottom: 22px;
}
.field { display: block; }
.field-label {
  display: block;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ob-ink-2);
  margin-bottom: 7px;
}
.field input,
.field textarea {
  width: 100%;
  border: 1.5px solid var(--ob-line);
  border-radius: var(--ob-radius-sm);
  padding: 11px 14px;
  font-size: 14.5px;
  font-family: inherit;
  color: var(--ob-ink);
  background: #fff;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}
.field textarea { resize: vertical; min-height: 64px; line-height: 1.6; }
.field.wide { grid-column: 1 / -1; }
.field input::placeholder,
.field textarea::placeholder { color: #a5b2c5; }
.field input:hover,
.field textarea:hover { border-color: var(--ob-primary-line); }
.field input:focus,
.field textarea:focus {
  border-color: var(--ob-primary);
  box-shadow: 0 0 0 3px rgba(29, 111, 242, 0.14);
  outline: none;
}

.form-error {
  margin: 4px 0 14px;
  padding: 11px 16px;
  border-radius: var(--ob-radius-sm);
  background: var(--ob-danger-soft);
  border: 1px solid #f3c6c6;
  color: var(--ob-danger);
  font-size: 13.5px;
  line-height: 1.6;
  word-break: break-word;
}
.form-actions { display: flex; justify-content: flex-end; margin-top: 6px; }

/* 上传 */
.upload-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px 22px;
  margin-bottom: 22px;
}
.upload-slot { min-width: 0; }
.upload-box {
  position: relative;
  border: 1.5px dashed var(--ob-primary-line);
  border-radius: var(--ob-radius-sm);
  background: #fafcff;
  min-height: 150px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  cursor: pointer;
  transition: border-color 0.18s ease, background 0.18s ease;
}
.upload-box:hover { border-color: var(--ob-primary); background: var(--ob-primary-soft); }
.upload-box.is-busy { cursor: progress; }
.upload-box.is-busy:hover { border-color: var(--ob-primary-line); background: #fafcff; }
.upload-box input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  margin: 0;
}
.upload-box.is-busy input[type="file"] { pointer-events: none; }
.upload-placeholder { text-align: center; padding: 18px 12px; color: var(--ob-ink-3); pointer-events: none; }
.upload-icon { display: block; font-size: 26px; line-height: 1; color: var(--ob-primary); margin-bottom: 8px; }
.upload-text { display: block; font-size: 13.5px; color: var(--ob-ink-2); margin-bottom: 4px; }
.upload-hint { display: block; font-size: 12px; }
.upload-preview {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #fff;
}
.upload-busy {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.86);
  color: var(--ob-primary-deep);
  font-size: 13.5px;
  font-weight: 600;
}
.upload-error {
  margin: 8px 0 0;
  color: var(--ob-danger);
  font-size: 12.5px;
  line-height: 1.5;
  word-break: break-word;
}
.upload-remove { margin-top: 8px; }

/* 押金 */
.deposit-status-row {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}
.deposit-badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 6px 16px;
  font-size: 13.5px;
  font-weight: 600;
  background: var(--ob-bg);
  color: var(--ob-ink-2);
  border: 1px solid var(--ob-line);
}
.deposit-badge.is-requested { background: var(--ob-warn-soft); color: var(--ob-warn); border-color: #ecd9ae; }
.deposit-badge.is-submitted { background: var(--ob-primary-soft); color: var(--ob-primary-deep); border-color: var(--ob-primary-line); }
.deposit-badge.is-confirmed { background: var(--ob-success-soft); color: var(--ob-success); border-color: #bfe6d2; }
.deposit-badge.is-refunded { background: #eef1f6; color: var(--ob-ink-3); border-color: var(--ob-line); }
.deposit-amount { font-size: 19px; font-weight: 700; color: var(--ob-ink); font-variant-numeric: tabular-nums; }
.deposit-note { margin: 0 0 18px; color: var(--ob-ink-2); font-size: 13.5px; line-height: 1.7; }

.deposit-instructions {
  border: 1px solid var(--ob-primary-line);
  background: var(--ob-primary-soft);
  border-radius: var(--ob-radius-sm);
  padding: 14px 18px;
  margin-bottom: 20px;
}
.deposit-instructions p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ob-ink);
  white-space: pre-wrap;
  word-break: break-word;
}
.deposit-reference { max-width: 420px; margin-bottom: 6px; }

.deposit-facts { margin: 0; display: grid; gap: 10px; }
.deposit-fact { display: flex; gap: 14px; align-items: baseline; }
.deposit-fact dt {
  flex: none;
  width: 130px;
  color: var(--ob-ink-3);
  font-size: 13px;
}
.deposit-fact dd { margin: 0; font-size: 14px; word-break: break-all; }
.deposit-fact a { color: var(--ob-primary-deep); }

/* 审核通过 */
.approved-panel { border-color: #bfe6d2; }
.approved-body {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  margin-bottom: 22px;
}
.approved-mark {
  flex: none;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--ob-success-soft);
  border: 1.5px solid var(--ob-success);
  color: var(--ob-success);
  font-size: 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.approved-body h2 { margin: 0 0 8px; font-size: 20px; }
.approved-body p { margin: 0; color: var(--ob-ink-2); font-size: 14px; line-height: 1.8; }

/* 页脚 */
.site-footer {
  border-top: 1px solid var(--ob-line);
  background: #fff;
  padding: 18px 24px;
  text-align: center;
}
.site-footer p { margin: 0; color: var(--ob-ink-3); font-size: 12.5px; }

/* 手机适配 */
@media (max-width: 860px) {
  .page { padding: 26px 16px 44px; }
  .hero h1 { font-size: 24px; }
  .hero p { font-size: 14px; }
  .steps {
    grid-template-columns: 1fr 1fr;
    gap: 14px 10px;
    padding: 16px;
  }
  .step:not(:last-child)::after { display: none; }
  .step-label { white-space: normal; }
  .panel { padding: 22px 18px; }
  .state-panel { padding: 42px 18px; }
  .segmented, .form-grid, .upload-grid { grid-template-columns: 1fr; }
  .header-tag { display: none; }
  .site-header-inner { padding: 12px 16px; }
  .form-actions { justify-content: stretch; }
  .form-actions .btn { width: 100%; }
  .state-actions { flex-direction: column; align-items: stretch; }
  .banner { flex-wrap: wrap; }
  .deposit-fact { flex-direction: column; gap: 2px; }
  .deposit-fact dt { width: auto; }
}

@media (max-width: 380px) {
  .steps { grid-template-columns: 1fr; }
}

/* 动效减弱 */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}