:root {
  color-scheme: dark;
  --bg: #07111f;
  --panel: rgba(11, 23, 41, 0.76);
  --panel-2: rgba(9, 17, 31, 0.88);
  --line: rgba(169, 193, 255, 0.16);
  --text: #eaf1ff;
  --muted: #8ca3c9;
  --accent: #8fe3ff;
  --accent-2: #7c7cff;
  --good: #2be4a7;
  --warning: #ffcc66;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
  --light-panel: #edf6ff;
  --light-text: #102033;
  --light-muted: #52657d;
  --light-line: rgba(36, 68, 105, 0.18);
}

* { box-sizing: border-box; }
html, body {
  margin: 0;
  min-height: 100%;
  background:
    radial-gradient(circle at top left, rgba(78, 133, 255, 0.24), transparent 28%),
    radial-gradient(circle at 80% 20%, rgba(62, 226, 195, 0.18), transparent 22%),
    linear-gradient(180deg, #06101d 0%, #08101b 100%);
  color: var(--text);
  font-family: Inter, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

body { overflow-x: hidden; }

.bg-orb {
  position: fixed;
  filter: blur(40px);
  opacity: 0.55;
  z-index: -1;
  animation: drift 14s ease-in-out infinite alternate;
}
.orb-a { width: 340px; height: 340px; background: rgba(83, 163, 255, 0.22); left: -80px; top: 80px; }
.orb-b { width: 280px; height: 280px; background: rgba(45, 220, 164, 0.18); right: -60px; top: 180px; animation-duration: 18s; }

.shell {
  width: min(100%, calc(100% - 12px));
  margin: 0 auto;
  padding: 18px 6px 56px;
}

.eyebrow {
  margin: 0 0 10px;
  text-transform: uppercase;
  letter-spacing: .24em;
  color: var(--accent);
  font-size: 12px;
}

h1, h2 { margin: 0; }
h1 { font-size: clamp(42px, 6vw, 72px); line-height: 0.95; }
.lead {
  max-width: 62ch;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.8;
  margin: 16px auto 0;
}

.panel {
  background: linear-gradient(180deg, rgba(12, 22, 39, .82), rgba(9, 17, 31, .72));
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
  border-radius: 24px;
  padding: 18px;
}

.hero-card, .metric {
  background: linear-gradient(180deg, rgba(12, 22, 39, .82), rgba(9, 17, 31, .72));
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.login-hero {
  min-height: calc(100vh - 88px);
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 42px;
  padding-top: 42px;
}

.login-brand {
  text-align: center;
  margin-top: 8px;
}

.login-stage {
  display: flex;
  justify-content: center;
  padding-top: 38px;
}

.login-card {
  width: min(420px, 100%);
  padding: 24px;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 14px;
}

.panel-head h2 { font-size: 20px; }
.panel-head span, .metric small, .meta, .qa p, .tip, .workspace-header .lead, .empty, .sidebar-nav .nav-item { color: var(--muted); }

.auth-panel .form-grid,
.form-grid {
  display: grid;
  gap: 10px;
}

input, textarea, select {
  width: 100%;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.08);
  background: rgba(8, 18, 33, .84);
  color: var(--text);
  padding: 12px 14px;
  outline: none;
  font: inherit;
}

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

input:focus, textarea:focus, select:focus {
  border-color: rgba(143, 227, 255, .55);
  box-shadow: 0 0 0 3px rgba(143, 227, 255, .12);
}

.password-row {
  position: relative;
}

.password-toggle, .small-btn {
  width: auto;
  min-width: 72px;
}

.password-row input {
  padding-right: 90px;
}

.remember-row {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: max-content;
  margin-top: 12px;
  color: var(--muted);
  font-size: 13px;
}

.remember-row input {
  appearance: none;
  width: 16px;
  height: 16px;
  margin: 0;
  border-radius: 4px;
  border: 1px solid rgba(143, 227, 255, .36);
  background: rgba(4, 10, 18, .58);
  display: grid;
  place-items: center;
}

.remember-row input:checked {
  background: var(--accent);
  border-color: var(--accent);
}

.remember-row input:checked::after {
  content: "";
  width: 8px;
  height: 4px;
  border-left: 2px solid #041018;
  border-bottom: 2px solid #041018;
  transform: rotate(-45deg) translate(1px, -1px);
}

.password-toggle {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  min-width: 58px;
  padding: 8px 10px;
  border-radius: 10px;
  font-size: 12px;
  background: rgba(255,255,255,.08);
}

.button-row {
  display: flex;
  gap: 10px;
  margin-top: 12px;
  flex-wrap: wrap;
}

.login-actions {
  justify-content: center;
  align-items: center;
}

.login-buttons {
  display: flex;
  justify-content: center;
  flex: 1;
}

.register-action {
  margin-left: auto;
}

button {
  border: none;
  border-radius: 14px;
  padding: 11px 16px;
  color: #07111f;
  background: linear-gradient(135deg, var(--accent), #b9f0ff);
  font-weight: 700;
  cursor: pointer;
}

button:hover { filter: brightness(1.06); }

button:disabled {
  cursor: not-allowed;
  opacity: .48;
  filter: none;
}

button.ghost {
  color: var(--text);
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
}

.workspace {
  display: grid;
  grid-template-columns: 176px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  padding-top: 6px;
}

.sidebar {
  position: sticky;
  top: 20px;
  border-radius: 18px;
  padding: 14px;
  background: linear-gradient(180deg, rgba(12, 22, 39, .9), rgba(9, 17, 31, .8));
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.sidebar-brand h2 {
  margin-top: 8px;
  font-size: 20px;
}

.sidebar {
  width: 176px;
}

.sidebar-nav {
  display: grid;
  gap: 8px;
  margin-top: 16px;
}

.nav-item {
  text-align: left;
  padding: 10px 11px;
  border-radius: 12px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  color: var(--text);
}

.nav-item.active {
  background: rgba(143, 227, 255, .12);
  border-color: rgba(143, 227, 255, .24);
  color: #dff6ff;
}

.workspace-main {
  display: grid;
  gap: 18px;
}

.workspace-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 18px;
  position: relative;
  padding-right: 62px;
}

.workspace-header .lead {
  margin: 12px 0 0;
  text-align: left;
}

.workspace-actions {
  display: flex;
  justify-content: flex-end;
}

.user-menu {
  position: absolute;
  right: 0;
  top: 0;
}

.avatar-button {
  width: 44px;
  height: 44px;
  padding: 0;
  border-radius: 50%;
  color: #eaf1ff;
  background:
    radial-gradient(circle at 34% 25%, rgba(143,227,255,.36), transparent 30%),
    linear-gradient(135deg, rgba(16, 44, 74, .98), rgba(9, 20, 38, .98));
  border: 1px solid rgba(143, 227, 255, .3);
  box-shadow: 0 12px 28px rgba(0,0,0,.28), 0 0 0 4px rgba(143, 227, 255, .06);
}

.user-popover {
  position: absolute;
  right: 0;
  top: 54px;
  z-index: 20;
  width: 240px;
  padding: 12px;
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(12, 26, 46, .98), rgba(7, 17, 31, .98));
  border: 1px solid rgba(143, 227, 255, .18);
  box-shadow: 0 20px 50px rgba(0,0,0,.32);
  color: var(--text);
}

.user-card {
  display: grid;
  gap: 4px;
  margin-bottom: 10px;
}

.user-card span {
  color: var(--muted);
  font-size: 13px;
}

.user-popover .ghost {
  width: 100%;
  color: var(--text);
  background: rgba(143, 227, 255, .09);
  border-color: rgba(143, 227, 255, .16);
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.metric {
  border-radius: 20px;
  padding: 18px;
  min-height: 112px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.metric strong {
  font-size: 28px;
}

.metric b { color: var(--accent); }

.workspace-panels {
  display: grid;
  gap: 16px;
}

.project-detail-hero {
  display: grid;
  gap: 14px;
  margin-bottom: 14px;
  padding: 18px;
  border-radius: 18px;
  border: 1px solid rgba(143, 227, 255, .18);
  background:
    radial-gradient(circle at 12% 0%, rgba(143,227,255,.14), transparent 34%),
    linear-gradient(180deg, rgba(11, 24, 42, .82), rgba(7, 16, 29, .72));
}

.project-hero-title {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.project-hero-title h2 {
  margin: 4px 0 0;
  font-size: clamp(26px, 3vw, 40px);
}

.project-info-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1.2fr)) repeat(2, minmax(150px, .75fr));
  gap: 12px;
}

.project-info-grid label,
.project-info-card {
  display: grid;
  gap: 7px;
  padding: 12px;
  border-radius: 14px;
  border: 1px solid rgba(143, 227, 255, .13);
  background: rgba(255,255,255,.04);
}

.project-info-grid label span,
.project-info-card span {
  color: var(--muted);
  font-size: 13px;
}

.project-info-grid textarea {
  min-height: 74px;
  border-radius: 12px;
}

.project-info-card strong {
  color: var(--text);
  line-height: 1.5;
}

.project-info-actions {
  margin-top: 0;
}

.detail-actions-head {
  justify-content: flex-end;
}

.panel-subpanel {
  margin-bottom: 16px;
  padding: 16px;
  background: rgba(8, 18, 33, .6);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 18px;
}

.project-detail-tools {
  display: grid;
  grid-template-columns: minmax(180px, 1fr) 140px 140px minmax(220px, 1.4fr) auto;
  gap: 10px;
  align-items: center;
  margin: 12px 0 14px;
}

.project-detail-tools input {
  max-width: none;
}

.paste-zone {
  display: grid;
  gap: 5px;
  margin-top: 10px;
  padding: 13px 14px;
  border: 1px dashed rgba(143, 227, 255, .34);
  border-radius: 14px;
  background: rgba(143, 227, 255, .06);
  color: var(--text);
  outline: none;
}

.paste-zone:focus {
  border-color: rgba(143, 227, 255, .72);
  box-shadow: 0 0 0 3px rgba(143, 227, 255, .12);
}

.paste-zone span {
  color: var(--muted);
  font-size: 13px;
}

.detail-section {
  margin-top: 14px;
  padding: 14px;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 12px;
  background: rgba(8, 18, 33, .44);
}

.clean-section {
  background: rgba(239, 247, 255, .06);
  border-color: rgba(169, 193, 255, .12);
}

.detail-card,
.comparison-card,
.version-row,
.source-card {
  border: 1px solid rgba(169, 193, 255, .14);
  background: linear-gradient(180deg, rgba(239, 247, 255, .08), rgba(239, 247, 255, .04));
  border-radius: 14px;
}

.detail-card {
  padding: 16px;
}

.detail-card h3,
.comparison-card h3,
.version-row h3 {
  margin: 0 0 6px;
  font-size: 16px;
}

.detail-card-head,
.comparison-card,
.version-row {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: flex-start;
}

.detail-muted {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}

.detail-empty {
  background: rgba(239, 247, 255, .04);
}

.comparison-grid,
.version-list,
.source-summary-grid {
  display: grid;
  gap: 10px;
}

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

.comparison-card,
.version-row {
  padding: 13px;
}

.source-summary-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 14px 0;
}

.source-card {
  padding: 14px;
  display: grid;
  gap: 7px;
}

.source-card small {
  color: var(--muted);
}

.source-card strong {
  font-size: 20px;
}

.source-card span,
.server-line {
  color: #d7ecff;
  font-size: 13px;
}

.version-title {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.server-line {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
  padding: 7px 10px;
  border-radius: 999px;
  background: rgba(143, 227, 255, .1);
  border: 1px solid rgba(143, 227, 255, .18);
}

.server-line strong {
  color: var(--accent);
}

.row-actions {
  margin-top: 0;
  justify-content: flex-end;
}

.section-title {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.section-title h3 {
  margin: 0 0 4px;
  font-size: 16px;
}

.section-title span {
  color: var(--muted);
  font-size: 13px;
}

.cards, .model-list, .docs, .qa, .list, .project-table {
  display: grid;
  gap: 12px;
}

.project-list-toolbar {
  display: flex;
  align-items: center;
  padding: 12px;
  margin-bottom: 12px;
  border: 1px solid rgba(143, 227, 255, .18);
  border-radius: 14px;
  background: linear-gradient(180deg, rgba(143, 227, 255, .08), rgba(8, 18, 33, .44));
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.035);
}

.project-list-toolbar input {
  background: rgba(6, 14, 25, .82);
  border-color: rgba(143, 227, 255, .18);
}

.project-table-inner {
  overflow: hidden;
  border: 1px solid rgba(143, 227, 255, .28);
  border-radius: 16px;
  box-shadow:
    inset 0 0 0 1px rgba(255,255,255,.05),
    0 18px 40px rgba(0,0,0,.18);
}

.project-row {
  display: grid;
  grid-template-columns: minmax(220px, 1.4fr) minmax(120px, .75fr) minmax(140px, .8fr) minmax(100px, .6fr) minmax(150px, .9fr) minmax(150px, auto);
  gap: 12px;
  align-items: center;
  padding: 12px 14px;
  border-bottom: 1px solid rgba(143, 227, 255, .18);
  background: rgba(8, 18, 33, .58);
  cursor: pointer;
}

.project-row > span {
  min-height: 34px;
  display: flex;
  align-items: center;
  padding-right: 12px;
  border-right: 1px solid rgba(143, 227, 255, .1);
}

.project-row > span:first-child {
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
}

.project-row > span:last-child {
  border-right: none;
  padding-right: 0;
}

.project-row:last-child {
  border-bottom: none;
}

.project-row:hover {
  background: rgba(143, 227, 255, .1);
  box-shadow: inset 3px 0 0 rgba(143, 227, 255, .5);
}

.project-row-head {
  color: var(--muted);
  font-size: 12px;
  cursor: default;
  background: linear-gradient(180deg, rgba(143, 227, 255, .13), rgba(143, 227, 255, .07));
  border-bottom-color: rgba(143, 227, 255, .26);
}

.project-row-head > span {
  min-height: 22px;
}

.project-row strong,
.project-row small {
  display: block;
}

.project-row small {
  color: var(--muted);
  margin-top: 4px;
}

.model-chip-row {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.model-chip {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 11px;
  line-height: 1.3;
  color: #d9f5ff;
  background: rgba(143, 227, 255, .1);
  border: 1px solid rgba(143, 227, 255, .22);
  box-shadow: 0 6px 18px rgba(0,0,0,.12);
}

.empty-chip {
  color: var(--muted);
  background: rgba(255,255,255,.04);
  border-color: rgba(255,255,255,.08);
}

.project-actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
}

.project-pager {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 12px;
  padding: 10px 12px;
  border: 1px solid rgba(143, 227, 255, .16);
  border-radius: 14px;
  background: rgba(8, 18, 33, .44);
  color: var(--muted);
  font-size: 13px;
}

.pager-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.project, .model, .doc, .qa-item, .list-item {
  padding: 14px;
  border-radius: 8px;
  background: rgba(8, 18, 33, .7);
  border: 1px solid rgba(255,255,255,.08);
}

.project-top, .list-item {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.project h3, .model h3, .doc h3, .qa-item h3, .list-item h3 { margin: 0 0 6px; font-size: 16px; }

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}

.tag {
  font-size: 12px;
  color: #bfeeff;
  background: rgba(83, 163, 255, 0.12);
  border: 1px solid rgba(83, 163, 255, 0.18);
  padding: 5px 10px;
  border-radius: 999px;
}

.tag.subtle {
  color: var(--muted);
  background: rgba(255,255,255,.05);
  border-color: rgba(255,255,255,.08);
}

.tag.good { color: #baffdf; background: rgba(43, 228, 167, 0.12); border-color: rgba(43, 228, 167, 0.18); }
.tag.warn { color: #ffe6ad; background: rgba(255, 204, 102, 0.12); border-color: rgba(255, 204, 102, 0.18); }
.tag.danger { color: #ffd6d6; background: rgba(255, 78, 78, 0.16); border-color: rgba(255, 78, 78, 0.34); }

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

.manual-compare-column {
  display: grid;
  gap: 9px;
  padding: 12px;
  border: 1px solid rgba(143, 227, 255, .14);
  border-radius: 14px;
  background: rgba(6, 14, 25, .38);
}

.manual-compare-head {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  color: var(--text);
}

.manual-compare-head span {
  color: var(--muted);
  font-size: 13px;
}

.manual-compare-option {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr);
  gap: 9px;
  align-items: start;
  padding: 10px;
  border-radius: 12px;
  border: 1px solid rgba(143, 227, 255, .12);
  background: rgba(255,255,255,.035);
}

.manual-compare-option input {
  appearance: none;
  width: 16px;
  height: 16px;
  margin: 2px 0 0;
  border: 1px solid rgba(143, 227, 255, .48);
  border-radius: 4px;
  background: rgba(4, 10, 18, .72);
  display: grid;
  place-items: center;
}

.manual-compare-option input:checked {
  background: var(--accent);
  border-color: var(--accent);
}

.manual-compare-option input:checked::after {
  content: "";
  width: 8px;
  height: 4px;
  border-left: 2px solid #041018;
  border-bottom: 2px solid #041018;
  transform: rotate(-45deg) translate(1px, -1px);
}

.manual-compare-option input:disabled {
  opacity: .35;
}

.manual-compare-option strong,
.manual-compare-option small {
  display: block;
}

.manual-compare-option strong {
  font-size: 13px;
  color: var(--text);
}

.manual-compare-option small {
  margin-top: 3px;
  color: var(--muted);
  line-height: 1.5;
}

.manual-compare-result {
  margin-top: 12px;
}

.manual-result-card.is-danger {
  border-color: rgba(255, 78, 78, .36);
  background: linear-gradient(180deg, rgba(255, 78, 78, .12), rgba(239, 247, 255, .04));
}

.file-compare-list {
  display: grid;
  gap: 10px;
  margin-top: 12px;
}

.file-compare-line {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  padding: 10px;
  border: 1px solid rgba(143, 227, 255, .12);
  border-radius: 12px;
  background: rgba(255,255,255,.035);
}

.file-compare-line strong,
.file-compare-line small {
  display: block;
}

.file-compare-line strong {
  font-size: 13px;
  color: var(--text);
  word-break: break-all;
}

.file-compare-line small,
.file-comparison-note {
  margin-top: 4px;
  line-height: 1.6;
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 14px;
}

.detail-grid div {
  padding: 12px;
  border-radius: 12px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.07);
}

.detail-grid small,
.detail-grid strong {
  display: block;
}

.detail-grid small {
  color: var(--muted);
  margin-bottom: 6px;
}

.detail-grid strong {
  font-size: 13px;
  line-height: 1.5;
}

.doc, .qa-item { display: flex; flex-direction: column; align-items: flex-start; }
.qa-item p, .list-item p { margin: 0; line-height: 1.75; color: var(--muted); }

.hidden { display: none !important; }

.modal {
  position: fixed;
  inset: 0;
  background: rgba(4, 10, 18, 0.42);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.modal-card {
  width: min(680px, 100%);
  background: linear-gradient(180deg, #f4f9ff, #dfeeff);
  border: 1px solid var(--light-line);
  box-shadow: var(--shadow);
  border-radius: 20px;
  padding: 22px;
  color: var(--light-text);
}

.dialog-card {
  width: min(460px, 100%);
}

.dialog-message {
  display: grid;
  gap: 8px;
  margin: 14px 0 18px;
  color: var(--light-muted);
  line-height: 1.7;
}

.dialog-message p {
  margin: 0;
}

.modal-card .panel-head span,
.modal-card .meta,
.modal-card .tip {
  color: var(--light-muted);
}

.modal-card input,
.modal-card textarea,
.modal-card select {
  background: #ffffff;
  color: var(--light-text);
  border-color: rgba(28, 62, 96, .2);
}

.modal-card input:focus,
.modal-card textarea:focus,
.modal-card select:focus {
  border-color: rgba(21, 132, 173, .55);
  box-shadow: 0 0 0 3px rgba(21, 132, 173, .14);
}

.modal-card button.ghost {
  color: var(--light-text);
  background: rgba(18, 66, 102, .08);
  border-color: rgba(18, 66, 102, .16);
}

.checkbox-group {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.checkbox-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px;
  border-radius: 12px;
  background: rgba(255,255,255,.72);
  border: 1px solid rgba(28, 62, 96, .14);
  color: var(--light-text);
}

.checkbox-item input {
  appearance: none;
  flex: 0 0 auto;
  width: 16px;
  height: 16px;
  border: 1px solid rgba(28, 62, 96, .38);
  border-radius: 4px;
  background: #ffffff;
  margin: 0;
  padding: 0;
  display: grid;
  place-items: center;
}

.checkbox-item input:checked {
  background: #155f83;
  border-color: #155f83;
}

.checkbox-item input:checked::after {
  content: "";
  width: 8px;
  height: 4px;
  border-left: 2px solid #ffffff;
  border-bottom: 2px solid #ffffff;
  transform: rotate(-45deg) translate(1px, -1px);
}

.light-empty {
  color: var(--light-muted);
  border-color: rgba(28, 62, 96, .18);
}

.modal-actions { justify-content: flex-end; }

.empty {
  padding: 12px;
  border-radius: 14px;
  border: 1px dashed rgba(255,255,255,.12);
}

@keyframes drift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to { transform: translate3d(18px, -12px, 0) scale(1.06); }
}

@media (max-width: 1080px) {
  .workspace { grid-template-columns: 1fr; }
  .sidebar { position: relative; top: 0; width: 100%; }
  .project-row {
    grid-template-columns: minmax(180px, 1fr) minmax(120px, .7fr) minmax(140px, .8fr);
  }
  .project-row span:nth-child(4),
  .project-row span:nth-child(5) {
    display: none;
  }
  .detail-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .project-detail-tools { grid-template-columns: 1fr 1fr; }
  .comparison-grid { grid-template-columns: 1fr; }
  .manual-compare-grid { grid-template-columns: 1fr; }
}

@media (max-width: 980px) {
  .stats { grid-template-columns: 1fr 1fr; }
  .workspace-header { flex-direction: column; align-items: flex-start; }
  .login-hero { min-height: auto; padding-top: 24px; }
  .login-stage { padding-top: 16px; }
}

@media (max-width: 640px) {
  .shell { width: min(100% - 10px, 1400px); padding-inline: 5px; }
  .stats { grid-template-columns: 1fr; }
  .password-row { grid-template-columns: 1fr; }
  .register-action { margin-left: 0; }
  .project-row {
    grid-template-columns: 1fr;
  }
  .project-row-head {
    display: none;
  }
  .project-actions {
    justify-content: flex-start;
  }
  .detail-grid {
    grid-template-columns: 1fr;
  }
  .source-summary-grid {
    grid-template-columns: 1fr;
  }
  .project-detail-tools {
    grid-template-columns: 1fr;
  }
}