/* ============================================================
   ui.css : 原子组件
   按钮 / 输入 / 分段控件 / 标签 / 卡片 / 表格 / 弹层 / 抽屉 / 提示
   ============================================================ */

/* ---------------- 按钮 ---------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 42px;
  padding: 0 22px;
  border-radius: var(--r-full);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: -0.01em;
  white-space: nowrap;
  transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease),
    border-color var(--t-fast) var(--ease), transform var(--t-fast) var(--ease),
    box-shadow var(--t-fast) var(--ease), opacity var(--t-fast) var(--ease);
  user-select: none;
}

.btn svg {
  flex: none;
}

.btn:active {
  transform: scale(0.985);
}

/* 主按钮：黑底白字 */
.btn-primary {
  background: var(--ink);
  color: #fff;
  box-shadow: 0 1px 2px rgba(17, 17, 17, 0.18);
}
.btn-primary:hover {
  background: #2c2c2c;
}

/* 次按钮：浅灰底 */
.btn-ghost {
  background: var(--bg-3);
  color: var(--ink);
}
.btn-ghost:hover {
  background: var(--bg-4);
}

/* 描边按钮 */
.btn-outline {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--ink);
}
.btn-outline:hover {
  border-color: var(--ink-5);
  background: #fafafa;
}

/* 白底按钮（深色背景上） */
.btn-white {
  background: #fff;
  color: var(--ink);
}
.btn-white:hover {
  background: #ededed;
}

/* 深色背景上的描边 */
.btn-ghost-dark {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.22);
  color: #fff;
  backdrop-filter: blur(12px);
}
.btn-ghost-dark:hover {
  background: rgba(255, 255, 255, 0.16);
}

.btn-danger {
  background: var(--danger-bg);
  color: var(--danger);
}

.btn-sm {
  height: 34px;
  padding: 0 15px;
  font-size: 13px;
}
.btn-xs {
  height: 28px;
  padding: 0 12px;
  font-size: 12px;
  gap: 5px;
}
.btn-lg {
  height: 50px;
  padding: 0 30px;
  font-size: 15px;
}
.btn-block {
  width: 100%;
}

.btn[disabled],
.btn.is-disabled {
  background: var(--bg-3);
  color: var(--ink-5);
  cursor: not-allowed;
  box-shadow: none;
  transform: none;
}
.btn[disabled]:hover,
.btn.is-disabled:hover {
  background: var(--bg-3);
}

/* 纯文字按钮 */
.btn-text {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--ink-3);
  height: 30px;
  padding: 0 4px;
  transition: color var(--t-fast) var(--ease);
}
.btn-text:hover {
  color: var(--ink);
}

/* 圆形图标按钮 */
.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--r-full);
  color: var(--ink-2);
  transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}
.icon-btn:hover {
  background: var(--bg-3);
}
.icon-btn.sm {
  width: 30px;
  height: 30px;
}
.icon-btn.lg {
  width: 44px;
  height: 44px;
}
.icon-btn.bordered {
  border: 1px solid var(--line);
  background: #fff;
}
.icon-btn.bordered:hover {
  background: #fafafa;
}

/* ---------------- 分段控件 ---------------- */
.seg {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  padding: 4px;
  background: var(--bg-2);
  border-radius: var(--r-full);
  border: 1px solid var(--line-2);
}

.seg.light {
  background: rgba(255, 255, 255, 0.72);
  border-color: rgba(17, 17, 17, 0.06);
  backdrop-filter: blur(16px);
}

.seg button,
.seg a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  height: 34px;
  padding: 0 18px;
  border-radius: var(--r-full);
  font-size: 13.5px;
  font-weight: 500;
  color: var(--ink-4);
  transition: all var(--t-fast) var(--ease);
  white-space: nowrap;
}

.seg button:hover,
.seg a:hover {
  color: var(--ink-2);
}

.seg .on {
  background: #fff;
  color: var(--ink);
  box-shadow: 0 1px 3px rgba(17, 17, 17, 0.1);
}

.seg.dark .on {
  background: var(--ink);
  color: #fff;
  box-shadow: 0 2px 8px rgba(17, 17, 17, 0.22);
}

.seg.sm button,
.seg.sm a {
  height: 28px;
  padding: 0 13px;
  font-size: 12.5px;
}

/* ---------------- 标签 / 徽标 ---------------- */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  height: 24px;
  padding: 0 10px;
  border-radius: var(--r-full);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.01em;
  background: var(--bg-3);
  color: var(--ink-3);
  white-space: nowrap;
}

.tag-plain {
  background: transparent;
  padding: 0;
  height: auto;
}

.tag-dark {
  background: var(--ink);
  color: #fff;
}
.tag-outline {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--ink-3);
}
.tag-ok {
  background: var(--ok-bg);
  color: var(--ok);
}
.tag-warn {
  background: var(--warn-bg);
  color: var(--warn);
}
.tag-danger {
  background: var(--danger-bg);
  color: var(--danger);
}
.tag-info {
  background: var(--info-bg);
  color: var(--info);
}
.tag-warm {
  background: var(--warm);
  color: #8a6b45;
}

.dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  flex: none;
}

/* 状态点 + 文案 */
.state {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 12.5px;
  color: var(--ink-3);
  white-space: nowrap;
}
.state::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ink-5);
}
.state.ok::before {
  background: var(--ok);
}
.state.warn::before {
  background: #c08b3e;
}
.state.danger::before {
  background: var(--danger);
}
.state.run::before {
  background: #3c7bd6;
  box-shadow: 0 0 0 3px rgba(60, 123, 214, 0.15);
  animation: pulse 1.6s infinite;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.35;
  }
}

/* 头像 */
.avatar {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--ink);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 500;
  flex: none;
  letter-spacing: 0;
}
.avatar.sm {
  width: 24px;
  height: 24px;
  font-size: 10.5px;
}
.avatar.lg {
  width: 52px;
  height: 52px;
  font-size: 18px;
}
.avatar.soft {
  background: var(--warm-2);
  color: #7a6242;
}

/* ---------------- 表单 ---------------- */
.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.label {
  font-size: 12.5px;
  color: var(--ink-3);
  font-weight: 500;
}

.input,
.textarea,
.select {
  width: 100%;
  height: 44px;
  padding: 0 14px;
  border-radius: var(--r-m);
  border: 1px solid transparent;
  background: var(--bg-2);
  font-size: 14px;
  color: var(--ink);
  outline: none;
  transition: border-color var(--t-fast) var(--ease), background var(--t-fast) var(--ease);
}

.input::placeholder,
.textarea::placeholder {
  color: var(--ink-5);
}

.input:focus,
.textarea:focus,
.select:focus {
  border-color: var(--ink-6);
  background: #fff;
}

.textarea {
  height: auto;
  min-height: 96px;
  padding: 12px 14px;
  line-height: 1.6;
  resize: vertical;
}

.select {
  appearance: none;
  background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238a8a8a' stroke-width='2.4' stroke-linecap='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 34px;
  cursor: pointer;
}

.input-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.checkbox {
  display: inline-flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 12.5px;
  color: var(--ink-3);
  cursor: pointer;
  line-height: 1.5;
}
.checkbox input {
  appearance: none;
  width: 15px;
  height: 15px;
  border: 1px solid var(--ink-6);
  border-radius: 4px;
  margin: 1px 0 0;
  flex: none;
  cursor: pointer;
  transition: all var(--t-fast) var(--ease);
  background: #fff;
}
.checkbox input:checked {
  background: var(--ink) url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E") center/10px no-repeat;
  border-color: var(--ink);
}

/* 开关 */
.switch {
  position: relative;
  width: 38px;
  height: 22px;
  border-radius: 99px;
  background: var(--ink-6);
  cursor: pointer;
  transition: background var(--t) var(--ease);
  flex: none;
}
.switch::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.18);
  transition: transform var(--t) var(--ease);
}
.switch.on {
  background: var(--ink);
}
.switch.on::after {
  transform: translateX(16px);
}

/* 滑块 */
.range {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 3px;
  border-radius: 99px;
  background: var(--bg-4);
  outline: none;
  cursor: pointer;
}
.range::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #fff;
  border: 1px solid var(--ink-6);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.16);
  cursor: pointer;
}

/* 可选中卡片组（比例 / 数量等） */
.opt-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.opt {
  height: 32px;
  min-width: 44px;
  padding: 0 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--r-s);
  background: var(--bg-2);
  font-size: 12.5px;
  color: var(--ink-3);
  border: 1px solid transparent;
  transition: all var(--t-fast) var(--ease);
  white-space: nowrap;
}
.opt:hover {
  background: var(--bg-3);
  color: var(--ink);
}
.opt.on {
  background: #fff;
  border-color: var(--ink);
  color: var(--ink);
  font-weight: 500;
  box-shadow: 0 1px 2px rgba(17, 17, 17, 0.06);
}

/* ---------------- 卡片 ---------------- */
.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-l);
  box-shadow: var(--sh-1);
}

.card-pad {
  padding: 24px;
}

.card-soft {
  background: var(--bg-2);
  border-color: transparent;
  box-shadow: none;
}

.card-hover {
  transition: transform var(--t) var(--ease), box-shadow var(--t) var(--ease),
    border-color var(--t) var(--ease);
}
.card-hover:hover {
  transform: translateY(-3px);
  box-shadow: var(--sh-3);
  border-color: transparent;
}

.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 18px 22px;
  border-bottom: 1px solid var(--line-2);
}

.card-title {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

/* 媒体卡 */
.media-card {
  position: relative;
  border-radius: var(--r-l);
  overflow: hidden;
  background: var(--bg-2);
  isolation: isolate;
}
.media-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease-out);
}
.media-card:hover img {
  transform: scale(1.035);
}

.ratio-1x1 {
  aspect-ratio: 1;
}
.ratio-4x3 {
  aspect-ratio: 4 / 3;
}
.ratio-3x2 {
  aspect-ratio: 3 / 2;
}
.ratio-16x9 {
  aspect-ratio: 16 / 9;
}
.ratio-3x4 {
  aspect-ratio: 3 / 4;
}

/* 角标 */
.badge-corner {
  position: absolute;
  top: 10px;
  right: 10px;
  z-index: 2;
  height: 24px;
  padding: 0 10px;
  display: inline-flex;
  align-items: center;
  border-radius: var(--r-full);
  background: rgba(17, 17, 17, 0.62);
  color: #fff;
  font-size: 11px;
  letter-spacing: 0.01em;
  backdrop-filter: blur(10px);
}

/* ---------------- 表格 ---------------- */
.table-wrap {
  width: 100%;
  overflow-x: auto;
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.table th {
  text-align: left;
  font-weight: 500;
  font-size: 12px;
  color: var(--ink-4);
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
  background: #fff;
}

.table td {
  padding: 15px 16px;
  border-bottom: 1px solid var(--line-2);
  color: var(--ink-2);
  vertical-align: middle;
}

.table tbody tr {
  transition: background var(--t-fast) var(--ease);
}
.table tbody tr:hover {
  background: #fbfbfb;
}
.table tbody tr:last-child td {
  border-bottom: 0;
}

.table .thumb {
  width: 42px;
  height: 42px;
  border-radius: 8px;
  object-fit: cover;
  background: var(--bg-3);
}

.table .num {
  font-variant-numeric: tabular-nums;
  font-weight: 500;
}

/* ---------------- 空状态 ---------------- */
.empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 72px 24px;
  text-align: center;
  color: var(--ink-4);
}
.empty .empty-ico {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--bg-2);
  display: grid;
  place-items: center;
  color: var(--ink-5);
  margin-bottom: 2px;
}
.empty .empty-t {
  font-size: 14px;
  color: var(--ink-3);
}
.empty .empty-s {
  font-size: 12.5px;
  color: var(--ink-5);
  max-width: 320px;
  line-height: 1.6;
}

/* ---------------- 进度 ---------------- */
.bar {
  height: 4px;
  border-radius: 99px;
  background: var(--bg-3);
  overflow: hidden;
}
.bar > i {
  display: block;
  height: 100%;
  border-radius: 99px;
  background: var(--ink);
  transition: width 0.5s var(--ease);
}
.bar.thin {
  height: 3px;
}

/* ---------------- 弹层 ---------------- */
.overlay {
  position: fixed;
  inset: 0;
  background: rgba(17, 17, 17, 0.32);
  backdrop-filter: blur(6px);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--t) var(--ease);
  z-index: 900;
}
.overlay.on {
  opacity: 1;
  pointer-events: auto;
}

.modal {
  position: fixed;
  left: 50%;
  top: 50%;
  z-index: 910;
  width: min(560px, calc(100vw - 40px));
  max-height: min(84vh, 860px);
  display: flex;
  flex-direction: column;
  background: #fff;
  border-radius: var(--r-xl);
  box-shadow: var(--sh-4);
  transform: translate(-50%, -46%) scale(0.98);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--t) var(--ease), transform var(--t) var(--ease-out);
}
.modal.on {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, -50%) scale(1);
}
.modal.wide {
  width: min(860px, calc(100vw - 40px));
}

.modal-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 26px 28px 18px;
}
.modal-title {
  font-size: 19px;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.modal-sub {
  font-size: 12.5px;
  color: var(--ink-4);
  margin-top: 6px;
  line-height: 1.55;
}
.modal-body {
  padding: 0 28px 8px;
  overflow-y: auto;
}
.modal-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 28px 24px;
  border-top: 1px solid var(--line-2);
  margin-top: 8px;
}

/* 抽屉 */
.drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: 910;
  width: min(440px, 100vw);
  background: #fff;
  box-shadow: var(--sh-4);
  transform: translateX(102%);
  transition: transform 0.42s var(--ease-out);
  display: flex;
  flex-direction: column;
}
.drawer.on {
  transform: none;
}
.drawer.wide {
  width: min(620px, 100vw);
}

.drawer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 24px 16px;
  border-bottom: 1px solid var(--line-2);
}
.drawer-body {
  flex: 1;
  overflow-y: auto;
  padding: 18px 24px 28px;
}

/* ---------------- 下拉菜单 ---------------- */
.menu {
  position: absolute;
  min-width: 200px;
  padding: 6px;
  background: #fff;
  border: 1px solid var(--line-2);
  border-radius: var(--r-m);
  box-shadow: var(--sh-3);
  z-index: 800;
  opacity: 0;
  transform: translateY(-6px) scale(0.98);
  pointer-events: none;
  transition: all var(--t) var(--ease);
}
.menu.on {
  opacity: 1;
  transform: none;
  pointer-events: auto;
}
.menu-item {
  display: flex;
  align-items: center;
  gap: 10px;
  height: 36px;
  padding: 0 10px;
  border-radius: var(--r-s);
  font-size: 13.5px;
  color: var(--ink-2);
  width: 100%;
  text-align: left;
  transition: background var(--t-fast) var(--ease);
}
.menu-item:hover {
  background: var(--bg-2);
}
.menu-item .k {
  margin-left: auto;
  font-size: 11px;
  color: var(--ink-5);
}
.menu-sep {
  height: 1px;
  background: var(--line-2);
  margin: 5px 4px;
}
.menu-label {
  font-size: 11px;
  color: var(--ink-5);
  padding: 8px 10px 4px;
}

/* ---------------- 提示条 ---------------- */
.toast-host {
  position: fixed;
  left: 50%;
  bottom: 34px;
  transform: translateX(-50%);
  z-index: 1200;
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: center;
  pointer-events: none;
}

.toast {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  height: 44px;
  padding: 0 18px;
  border-radius: var(--r-full);
  background: rgba(17, 17, 17, 0.92);
  color: #fff;
  font-size: 13px;
  backdrop-filter: blur(14px);
  box-shadow: var(--sh-3);
  animation: toastIn 0.42s var(--ease-out);
}
.toast.out {
  animation: toastOut 0.3s var(--ease) forwards;
}

@keyframes toastIn {
  from {
    opacity: 0;
    transform: translateY(14px) scale(0.96);
  }
}
@keyframes toastOut {
  to {
    opacity: 0;
    transform: translateY(8px) scale(0.97);
  }
}

/* 行内提示 */
.notice {
  display: flex;
  gap: 10px;
  padding: 12px 14px;
  border-radius: var(--r-m);
  background: var(--bg-2);
  font-size: 12.5px;
  color: var(--ink-3);
  line-height: 1.6;
}
.notice.warm {
  background: var(--warn-bg);
  color: #7c5a24;
}
.notice.info {
  background: var(--info-bg);
  color: #38536f;
}

/* 分隔标题 */
.group-title {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-5);
  font-weight: 500;
  margin-bottom: 12px;
}

/* 键值行 */
.kv {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 9px 0;
  font-size: 13px;
}
.kv .k {
  color: var(--ink-4);
}
.kv .v {
  color: var(--ink);
  font-weight: 500;
  text-align: right;
}
.kv-line {
  border-top: 1px solid var(--line-2);
}

/* 通用：统计条 / 小选择器 / 数据卡（企业与个人后台共用） */
.stat-mini {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  background: #fff;
  border: 1px solid rgba(17, 17, 17, 0.06);
  border-radius: var(--r-m);
  overflow: hidden;
}
.stat-mini > div {
  padding: 16px 20px;
  border-left: 1px solid var(--line-2);
}
.stat-mini > div:first-child {
  border-left: 0;
}
.stat-mini .k {
  font-size: 11px;
  color: var(--ink-4);
}
.stat-mini .v {
  font-size: 19px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-top: 6px;
}
/* 工具条 */
.bar-tools {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}
.bar-tools .spacer {
  flex: 1;
}

.mini-select {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 32px;
  padding: 0 12px;
  border-radius: var(--r-s);
  border: 1px solid var(--line);
  background: #fff;
  font-size: 12px;
  color: var(--ink-3);
  transition: all var(--t-fast) var(--ease);
}
.mini-select:hover {
  border-color: var(--ink-5);
  color: var(--ink);
}
.mini-select.on {
  border-color: var(--ink);
  color: var(--ink);
  font-weight: 500;
}

.mini-search {
  display: flex;
  align-items: center;
  gap: 7px;
  height: 32px;
  padding: 0 12px;
  border-radius: var(--r-s);
  border: 1px solid var(--line);
  background: #fff;
  min-width: 190px;
}
.mini-search input {
  border: 0;
  outline: none;
  background: none;
  font-size: 12px;
  width: 100%;
}
.mini-search svg {
  color: var(--ink-5);
  flex: none;
}

/* 卡片表格 */
.data-card {
  background: #fff;
  border: 1px solid rgba(17, 17, 17, 0.06);
  border-radius: var(--r-m);
  overflow: hidden;
  box-shadow: 0 1px 2px rgba(17, 17, 17, 0.03);
}
.data-card .dc-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line-2);
}
.data-card .dc-head h3 {
  font-size: 13px;
  font-weight: 600;
}
.data-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  border-top: 1px solid var(--line-2);
  font-size: 11.5px;
  color: var(--ink-4);
}
.pager {
  display: flex;
  gap: 4px;
}
.pager button {
  min-width: 26px;
  height: 26px;
  padding: 0 7px;
  border-radius: 6px;
  font-size: 11.5px;
  color: var(--ink-3);
  transition: all var(--t-fast) var(--ease);
}
.pager button:hover {
  background: var(--bg-2);
}
.pager button.on {
  background: var(--ink);
  color: #fff;
}

/* 面板切换（通用） */
[data-panel] {
  display: none;
}
[data-panel].on {
  display: block;
}