:root {
  color-scheme: light;
  --bg: #f6f1ea;
  --card: rgba(255, 255, 255, 0.92);
  --text: #2b2018;
  --muted: #6f5f52;
  --accent: #315c48;
  --accent-weak: #e9dfd0;
  --line: #e0d2c1;
  --shadow: 0 22px 60px rgba(45, 27, 15, 0.08);
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top, rgba(241, 232, 220, 0.95), transparent 40%),
    linear-gradient(180deg, #fbf8f3 0%, var(--bg) 100%);
}

.app-shell {
  width: min(1240px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 40px 0 56px;
}

.brand-hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  text-align: center;
  margin-bottom: 28px;
}

.brand-logo {
  width: 180px;
  max-width: 45vw;
  object-fit: contain;
}

.brand-name {
  margin: 0;
  font-size: clamp(28px, 3vw, 42px);
  letter-spacing: 0.14em;
}

.brand-tagline {
  margin: 0;
  color: var(--muted);
}

.workspace {
  display: grid;
  gap: 24px;
}

.grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 24px;
}

.card {
  background: var(--card);
  border: 1px solid rgba(224, 210, 193, 0.78);
  border-radius: 24px;
  padding: 24px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.stack {
  display: grid;
  gap: 14px;
}

.field {
  display: grid;
  gap: 8px;
  font-size: 14px;
  color: var(--muted);
}

.input,
.textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px 14px;
  font: inherit;
  color: var(--text);
  background: #fffdfb;
}

.textarea {
  min-height: 110px;
  resize: vertical;
}

.button {
  border: 0;
  border-radius: 999px;
  padding: 12px 18px;
  font: inherit;
  cursor: pointer;
}

.button-primary {
  color: #fff;
  background: var(--accent);
}

.button-ghost {
  color: var(--text);
  background: var(--accent-weak);
}

.login-card {
  max-width: 520px;
  margin: 0 auto 24px;
}

.preview-logo,
.case-cover-preview {
  width: 100%;
  max-height: 240px;
  object-fit: contain;
  border-radius: 16px;
  background: #fff;
  border: 1px solid var(--line);
}

.detail-preview-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.detail-item {
  position: relative;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  background: #fff;
}

.detail-item img {
  display: block;
  width: 100%;
  height: 120px;
  object-fit: cover;
}

.detail-remove {
  position: absolute;
  top: 8px;
  right: 8px;
  border: 0;
  border-radius: 999px;
  padding: 6px 10px;
  background: rgba(0, 0, 0, 0.66);
  color: #fff;
  cursor: pointer;
}

.case-list {
  display: grid;
  gap: 16px;
}

.case-item {
  display: grid;
  gap: 12px;
  padding: 16px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: #fff;
}

.case-item-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
}

.case-item-title {
  margin: 0 0 4px;
  font-size: 18px;
}

.case-item-summary {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.case-item-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.case-images {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.case-thumb {
  width: 84px;
  height: 84px;
  object-fit: cover;
  border-radius: 12px;
  border: 1px solid var(--line);
}

.status-text {
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 960px) {
  .grid {
    grid-template-columns: 1fr;
  }

  .detail-preview-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .app-shell {
    width: min(100vw - 24px, 1240px);
    padding-top: 24px;
  }

  .card {
    padding: 18px;
  }

  .detail-preview-grid {
    grid-template-columns: 1fr;
  }
}