/* 3D 人体标注工具 */
* {
  box-sizing: border-box;
}

:root {
  --bg: #ffffff;
  --page-bg: #fbfbfc;
  --text: #14161a;
  --muted: #6b7280;
  --line: #e5e7eb;
  --line-soft: #f1f2f4;
  --accent: #2563eb;
  --accent-soft: #eff5ff;
  --danger: #dc2626;
  --ok: #16a34a;
  --warn: #d97706;
  --radius: 12px;
}

body {
  margin: 0;
  background: var(--page-bg);
  color: var(--text);
  font: 15px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

a {
  color: var(--accent);
}

.top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding: 14px 24px;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 17px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 15px;
}

.top-links {
  display: flex;
  gap: 16px;
  font-size: 14px;
}

.top-links a {
  text-decoration: none;
}

.shell {
  max-width: 1560px;
  margin: 0 auto;
  padding: 14px 20px 48px;
}

.crumb {
  margin: 0 0 6px;
  color: var(--muted);
  font-size: 13px;
}

.page-head h1 {
  margin: 0 0 4px;
  font-size: 22px;
}

.page-head p {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 14px;
}

/* ===== 三栏布局 ===== */
.layout {
  display: grid;
  grid-template-columns: 268px minmax(0, 1fr) 330px;
  gap: 14px;
  align-items: start;
}

.col {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-width: 0;
}

.panel {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px;
}

.panel > h2 {
  margin: 0 0 10px;
  font-size: 15px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.panel-note {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.5;
}
/* ===== 表单控件 ===== */
.field {
  margin-bottom: 10px;
}

.field-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 4px;
}

.field-head strong {
  color: var(--text);
  font-weight: 600;
}

.field-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.field-row input[type="range"] {
  flex: 1;
  min-width: 0;
  accent-color: var(--accent);
}

.num {
  width: 62px;
  padding: 4px 6px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font: inherit;
  font-size: 13px;
  text-align: right;
}

.num:focus,
input:focus,
select:focus,
textarea:focus {
  outline: 2px solid var(--accent-soft);
  border-color: var(--accent);
}

.seg {
  display: flex;
  border: 1px solid var(--line);
  border-radius: 9px;
  overflow: hidden;
}

.seg button {
  flex: 1;
  padding: 7px 4px;
  border: 0;
  border-left: 1px solid var(--line);
  background: var(--bg);
  color: var(--text);
  font: inherit;
  font-size: 13px;
  cursor: pointer;
}

.seg button:first-child {
  border-left: 0;
}

.seg button[aria-pressed="true"] {
  background: var(--accent);
  color: #fff;
}

.check {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 13px;
  cursor: pointer;
  margin: 10px 0 0;
}

.check input {
  margin: 3px 0 0;
  accent-color: var(--accent);
}
.btn {
  padding: 7px 12px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--bg);
  color: var(--text);
  font: inherit;
  font-size: 13px;
  cursor: pointer;
}

.btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

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

.btn.primary:hover {
  color: #fff;
  filter: brightness(1.07);
}

.btn.danger:hover {
  border-color: var(--danger);
  color: var(--danger);
}

.btn.tiny {
  padding: 3px 8px;
  font-size: 12px;
  border-radius: 7px;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.btn-row .btn {
  flex: 1 1 auto;
}

/* ===== 症状类型选择 ===== */
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 9px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--bg);
  font-size: 12.5px;
  cursor: pointer;
}

.chip .dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  flex: none;
}

.chip[aria-pressed="true"] {
  border-color: currentColor;
  box-shadow: inset 0 0 0 1px currentColor;
  font-weight: 600;
}
/* ===== 3D 视图 ===== */
.viewer {
  position: relative;
  height: min(80vh, 940px);
  min-height: 460px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: linear-gradient(180deg, #f7f9fc 0%, #eaeef4 100%);
}

.viewer canvas {
  display: block;
  width: 100%;
  height: 100%;
  touch-action: none;
}

.viewer[data-mode="mark"] canvas {
  cursor: crosshair;
}

.viewer[data-mode="erase"] canvas {
  cursor: not-allowed;
}

.viewer-bar {
  position: absolute;
  top: 10px;
  left: 10px;
  right: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}

.viewer-bar .btn,
.viewer-bar select {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(4px);
  padding: 5px 9px;
  font-size: 12.5px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-family: inherit;
  color: var(--text);
  cursor: pointer;
}

.viewer-bar .spacer {
  flex: 1;
}

.viewer-foot {
  position: absolute;
  left: 10px;
  bottom: 10px;
  right: 10px;
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-size: 12px;
  color: var(--muted);
  pointer-events: none;
}

.viewer-foot span {
  background: rgba(255, 255, 255, 0.86);
  border-radius: 7px;
  padding: 3px 8px;
}

.hover-tip {
  position: absolute;
  z-index: 5;
  max-width: 260px;
  padding: 5px 9px;
  border-radius: 8px;
  background: rgba(17, 24, 39, 0.88);
  color: #fff;
  font-size: 12.5px;
  line-height: 1.45;
  pointer-events: none;
  transform: translate(-50%, -140%);
  display: none;
}

.hover-tip.is-on {
  display: block;
}
/* ===== 标注列表 ===== */
.ann-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-height: min(52vh, 620px);
  overflow: auto;
  margin: 0 -4px;
  padding: 0 4px;
}

.ann-empty {
  color: var(--muted);
  font-size: 13px;
  border: 1px dashed var(--line);
  border-radius: 10px;
  padding: 14px;
  text-align: center;
}

.ann-card {
  border: 1px solid var(--line);
  border-left: 4px solid var(--line);
  border-radius: 10px;
  padding: 9px 10px;
  background: var(--bg);
}

.ann-card.is-active {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-soft);
}

.ann-top {
  display: flex;
  align-items: center;
  gap: 7px;
}

.ann-no {
  flex: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  display: grid;
  place-items: center;
}

.ann-desc {
  flex: 1;
  min-width: 0;
  font-size: 13.5px;
  font-weight: 600;
  border: 1px solid transparent;
  border-radius: 7px;
  padding: 2px 4px;
  font-family: inherit;
  background: transparent;
  color: var(--text);
}

.ann-desc:hover {
  border-color: var(--line);
}

.ann-sub {
  color: var(--muted);
  font-size: 12px;
  margin: 3px 0 6px 29px;
}

.ann-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 6px 8px;
  align-items: center;
  font-size: 12.5px;
  color: var(--muted);
}

.ann-grid select,
.ann-grid input[type="date"],
.ann-grid textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 4px 6px;
  font: inherit;
  font-size: 12.5px;
  background: var(--bg);
  color: var(--text);
}

.ann-grid textarea {
  resize: vertical;
  min-height: 42px;
}

.ann-grid input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
}
.ann-acts {
  display: flex;
  gap: 6px;
  margin-top: 8px;
  justify-content: flex-end;
}

.badge {
  display: inline-block;
  padding: 1px 7px;
  border-radius: 999px;
  background: var(--line-soft);
  color: var(--muted);
  font-size: 12px;
}

/* ===== 报告弹窗 ===== */
.modal {
  position: fixed;
  inset: 0;
  z-index: 40;
  background: rgba(15, 23, 42, 0.55);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal[open],
.modal.is-open {
  display: flex;
}

.modal-box {
  background: var(--bg);
  border-radius: var(--radius);
  max-width: 960px;
  width: 100%;
  max-height: 92vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  font-weight: 600;
}

.modal-body {
  overflow: auto;
  padding: 14px 16px;
  background: var(--page-bg);
}

.modal-body img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.modal-foot {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
  padding: 12px 16px;
  border-top: 1px solid var(--line);
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%) translateY(20px);
  background: rgba(17, 24, 39, 0.92);
  color: #fff;
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 13px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s, transform 0.18s;
  z-index: 60;
}

.toast.is-on {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}
.tips {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  font-size: 12.5px;
  line-height: 1.7;
}

.disclaimer {
  margin: 16px 0 0;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--warn);
  border-radius: 8px;
  background: var(--bg);
  color: var(--muted);
  font-size: 12.5px;
}

/* ===== 响应式 ===== */
@media (max-width: 1280px) {
  .layout {
    grid-template-columns: 250px minmax(0, 1fr);
  }

  .col-right {
    grid-column: 1 / -1;
  }
}

@media (max-width: 860px) {
  .shell {
    padding: 12px 12px 40px;
  }

  .layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .col-right {
    grid-column: auto;
  }

  .viewer {
    height: min(66vh, 620px);
  }

  .ann-list {
    max-height: none;
  }
}