/* SDS 抑郁自评量表样式(基于 MID-60 设计) */
.sds-app {
  margin: 0.5rem 0 1.25rem 0;
}

.sds-meta {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: .5rem 1rem;
  align-items: center;
  margin: .25rem 0 1rem 0;
}

.sds-actions {
  display: flex;
  gap: .5rem;
  flex-wrap: wrap;
}

/* 操作区按钮统一样式（与 MID-60 一致） */
.sds-actions .md-button {
  border-radius: .6rem;
  padding: .55rem .95rem;
  font-weight: 600;
  line-height: 1.1;
  border: 1px solid transparent;
  transition: transform .08s ease, box-shadow .12s ease, background-color .15s ease, color .15s ease;
  box-shadow: 0 1px 2px rgba(0,0,0,.06);
}

/* 主要操作：导出 */
.sds-actions #sds-export,
.sds-actions .md-button--primary {
  background: linear-gradient(180deg,
      color-mix(in srgb, var(--md-primary-fg-color) 88%, transparent),
      var(--md-primary-fg-color));
  color: #fff;
}
.sds-actions #sds-export:hover,
.sds-actions .md-button--primary:hover {
  filter: brightness(1.05);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0,0,0,.12);
}
.sds-actions #sds-export:active,
.sds-actions .md-button--primary:active {
  transform: translateY(0);
  filter: brightness(.98);
}

/* 次要操作：重置（描边按钮） */
.sds-actions #sds-reset {
  background: transparent;
  color: var(--md-primary-fg-color);
  border-color: color-mix(in srgb, var(--md-primary-fg-color) 65%, transparent);
}
.sds-actions #sds-reset:hover {
  background: color-mix(in srgb, var(--md-primary-fg-color) 10%, transparent);
}
.sds-actions #sds-reset:active {
  background: color-mix(in srgb, var(--md-primary-fg-color) 14%, transparent);
}

/* 键盘可访问性 */
.sds-actions .md-button:focus-visible {
  outline: 0;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--md-primary-fg-color) 24%, transparent);
}

/* 表格样式 */
.sds-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0 .6rem;
  table-layout: auto;
}

.sds-item td {
  background: color-mix(in srgb, var(--md-primary-fg-color) 5%, transparent);
  padding: .55rem .6rem;
  vertical-align: middle;
  overflow: hidden;
}

[data-md-color-scheme="slate"] .sds-item td {
  background: color-mix(in srgb, var(--md-primary-fg-color) 12%, #1b2331);
}

.sds-item td:first-child { border-radius: .6rem 0 0 .6rem; }
.sds-item td:last-child { border-radius: 0 .6rem .6rem 0; }

.sds-item .no {
  font-weight: 600;
  color: var(--md-primary-fg-color);
}

.sds-item label {
  margin: 0;
}

/* 下拉菜单控制区 */
.sds-ctrl {
  display: grid;
  grid-template-columns: minmax(12rem, 1fr) auto;
  align-items: center;
  column-gap: .5rem;
  row-gap: .25rem;
  font-size: 0;
}

/* 自定义下拉菜单样式 */
.sds-ctrl select {
  width: 100%;
  min-width: 12rem;
  padding: .6rem .8rem;
  border: 2px solid color-mix(in srgb, var(--md-default-fg-color) 18%, transparent);
  border-radius: .6rem;
  background: color-mix(in srgb, var(--md-default-bg-color) 95%, transparent);
  color: var(--md-default-fg-color);
  font-size: .88rem;
  font-weight: 500;
  cursor: pointer;
  transition: border-color .15s ease, box-shadow .15s ease, background-color .15s ease;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23667' d='M2 4l4 4 4-4z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right .8rem center;
  background-size: 1.2rem;
  padding-right: 2.5rem;
}

.sds-ctrl select:hover {
  border-color: color-mix(in srgb, var(--md-primary-fg-color) 40%, transparent);
}

.sds-ctrl select:focus {
  outline: none;
  border-color: var(--md-primary-fg-color);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--md-primary-fg-color) 15%, transparent);
}

[data-md-color-scheme="slate"] .sds-ctrl select {
  background: color-mix(in srgb, var(--md-default-bg-color) 95%, #1b2331);
  border-color: color-mix(in srgb, var(--md-default-fg-color) 25%, transparent);
}

/* 选项样式优化 */
.sds-ctrl select option {
  padding: .5rem;
  background: var(--md-default-bg-color);
  color: var(--md-default-fg-color);
}

/* 分数显示徽标 */
.sds-badge {
  display: inline-flex;
  align-items: center;
  gap: .25rem;
  font-variant-numeric: tabular-nums;
  background: color-mix(in srgb, var(--md-primary-fg-color) 10%, transparent);
  color: var(--md-primary-fg-color);
  padding: .15rem .5rem;
  border-radius: .5rem;
  width: 4.8rem;
  justify-content: center;
  font-size: .95rem;
}

/* SDS 使用分数显示 */
.sds-badge::after {
  content: '分';
  margin-left: .15rem;
  opacity: .9;
}

/* 结果区域 */
.sds-results {
  margin-top: 1rem;
  display: grid;
  gap: .8rem;
  position: relative;
}

/* 进度条 */
.sds-progress {
  height: .8rem;
  border-radius: .6rem;
  background: color-mix(in srgb, var(--md-default-fg-color) 8%, transparent);
  overflow: hidden;
}

.sds-progress > .bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #4fc08d, #3fb489);
  transition: width .2s ease;
}

/* 导出图片水印 */
.sds-watermark {
  position: absolute;
  right: .6rem;
  bottom: .6rem;
  padding: .15rem .45rem;
  border-radius: .4rem;
  font-size: .8rem;
  line-height: 1.2;
  color: color-mix(in srgb, var(--md-default-fg-color) 85%, transparent);
  background: color-mix(in srgb, var(--md-default-fg-color) 8%, transparent);
  backdrop-filter: blur(2px);
  opacity: .85;
  pointer-events: none;
  user-select: none;
  z-index: 2;
}

/* 结果卡片 */
.sds-score-card {
  border-radius: .6rem;
  padding: .8rem 1rem;
  background: color-mix(in srgb, var(--md-primary-fg-color) 5%, transparent);
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 1rem;
}

[data-md-color-scheme="slate"] .sds-score-card {
  background: color-mix(in srgb, var(--md-primary-fg-color) 12%, #1b2331);
}

.sds-score-label {
  font-weight: 600;
  color: var(--md-primary-fg-color);
}

.sds-score-value {
  font-variant-numeric: tabular-nums;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--md-primary-fg-color);
}

/* 严重程度指示器 */
.sds-severity {
  margin-top: .5rem;
  padding: .6rem .8rem;
  border-radius: .5rem;
  font-weight: 500;
  text-align: center;
}

.sds-severity.none {
  background: color-mix(in srgb, #4fc08d 15%, transparent);
  color: #2e7d4e;
}

.sds-severity.mild {
  background: color-mix(in srgb, #81c784 15%, transparent);
  color: #388e3c;
}

.sds-severity.moderate {
  background: color-mix(in srgb, #ffb74d 15%, transparent);
  color: #f57c00;
}

.sds-severity.severe {
  background: color-mix(in srgb, #e57373 15%, transparent);
  color: #d32f2f;
}

.sds-severity.extreme {
  background: color-mix(in srgb, #f44336 18%, transparent);
  color: #c62828;
}

/* 说明文字 */
.sds-note {
  font-size: .85rem;
  opacity: .85;
  margin-top: .8rem;
  padding: .6rem .8rem;
  background: color-mix(in srgb, var(--md-default-fg-color) 5%, transparent);
  border-radius: .5rem;
  border-left: 3px solid var(--md-primary-fg-color);
}

.sds-hint {
  font-size: .8rem;
  opacity: .75;
  margin-top: .5rem;
}

.sds-divider {
  height: 1px;
  background: color-mix(in srgb, var(--md-default-fg-color) 12%, transparent);
  margin: .8rem 0;
}

/* 响应式(手机端) */
@media (max-width: 760px) {
  .sds-table {
    table-layout: auto;
    border-spacing: 0 .5rem;
  }

  .sds-item td {
    padding: .5rem .5rem;
  }

  .sds-item td:first-child { width: 1.6rem; }
  .sds-item td:last-child { width: clamp(8.5rem, 38vw, 12rem); }
  .sds-table colgroup col:first-child { width: 1.6rem !important; }
  .sds-table colgroup col:last-child { width: clamp(8.5rem, 38vw, 12rem) !important; }

  .sds-ctrl {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: .4rem .5rem;
  }

  .sds-ctrl select {
    width: 100%;
    min-width: 7rem;
    padding: .5rem .7rem;
    padding-right: 2.2rem;
    font-size: .9rem;
  }

  .sds-badge {
    width: 4.8rem;
    padding: .1rem .35rem;
    font-size: .9rem;
  }

  .sds-item td:nth-child(2) {
    word-break: break-word;
    white-space: normal;
    line-height: 1.5;
  }
}

/* 更窄屏优化 */
@media (max-width: 600px) {
  .sds-table tbody { counter-reset: sds; }
  .sds-table thead { display: none; }
  .sds-table { border-spacing: 0 .85rem; width: 100% !important; }
  .sds-table colgroup, .sds-table colgroup col { display: none !important; width: auto !important; }
  .sds-table tr.sds-item { display: block; }
  .sds-table td { display: block; width: 100% !important; }

  .sds-item { margin: 0 0 .85rem 0; }
  .sds-item td { border-radius: 0; padding: .6rem .6rem; }
  .sds-item td:first-child { display: none !important; }

  .sds-item td:nth-child(2) {
    position: relative;
    padding-left: 2.8rem;
    border-radius: .6rem .6rem 0 0;
  }
  .sds-item td:nth-child(2)::before {
    counter-increment: sds;
    content: counter(sds);
    position: absolute;
    top: .55rem;
    left: .6rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.6rem;
    min-width: 1.6rem;
    height: 1.3rem;
    padding: 0 .25rem;
    border-radius: .4rem;
    background: color-mix(in srgb, var(--md-primary-fg-color) 16%, transparent);
    color: var(--md-primary-fg-color);
    font-weight: 700;
    line-height: 1;
    box-shadow: 0 1px 2px rgba(0,0,0,.08);
  }

  .sds-item td:last-child {
    border-top: 1px solid color-mix(in srgb, var(--md-default-fg-color) 12%, transparent);
    border-radius: 0 0 .6rem .6rem;
    width: 100% !important;
    padding-top: .7rem;
  }

  .sds-ctrl {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: .45rem .5rem;
    align-items: center;
  }

  .sds-ctrl select {
    width: 100%;
    min-width: 0;
    padding-right: 2.2rem;
  }

  .sds-badge {
    width: 4.8rem;
    justify-self: end;
    align-self: center;
  }
}