:root {
  --bg: #09111b;
  --bg-soft: rgba(10, 20, 31, 0.78);
  --panel: rgba(8, 16, 28, 0.82);
  --panel-border: rgba(255, 255, 255, 0.1);
  --panel-strong: rgba(255, 255, 255, 0.16);
  --text: #f4f7fb;
  --muted: #a9b5c6;
  --accent: #f97316;
  --accent-soft: rgba(249, 115, 22, 0.2);
  --success: #2ec27e;
  --warning: #f59e0b;
  --danger: #ef4444;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
  --radius: 24px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(249, 115, 22, 0.22), transparent 30%),
    radial-gradient(circle at bottom right, rgba(15, 118, 110, 0.25), transparent 32%),
    linear-gradient(160deg, #071019 0%, #0e1826 48%, #0a1220 100%);
  font-family: "Segoe UI Variable", "Microsoft YaHei UI", "PingFang SC", sans-serif;
}

body {
  overflow-x: hidden;
}

button,
input,
textarea,
select {
  font: inherit;
}

code {
  font-family: "Cascadia Code", "Consolas", monospace;
}

.page-shell {
  position: relative;
  min-height: 100vh;
  padding: 32px;
}

.ambient {
  position: fixed;
  border-radius: 999px;
  filter: blur(60px);
  pointer-events: none;
}

.ambient-a {
  top: 8%;
  right: 10%;
  width: 260px;
  height: 260px;
  background: rgba(249, 115, 22, 0.16);
}

.ambient-b {
  bottom: 10%;
  left: 12%;
  width: 320px;
  height: 320px;
  background: rgba(20, 184, 166, 0.14);
}

.app-frame {
  position: relative;
  z-index: 2;
  max-width: 1440px;
  margin: 0 auto;
}

.login-card,
.panel,
.hero-panel,
.modal-card,
.metric-card {
  backdrop-filter: blur(18px);
  background: var(--panel);
  border: 1px solid var(--panel-border);
  box-shadow: var(--shadow);
}

.login-card {
  width: min(460px, 100%);
  margin: 8vh auto 0;
  padding: 34px;
  border-radius: 30px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: #ffd8be;
  font-size: 12px;
  margin-bottom: 12px;
}

h1,
h2 {
  margin: 0;
}

.subtle {
  color: var(--muted);
}

.stack-form {
  display: grid;
  gap: 18px;
  margin-top: 28px;
}

.stack-form label,
.config-item label {
  display: grid;
  gap: 8px;
}

.stack-form span,
.config-item strong {
  font-size: 14px;
}

input,
textarea,
select {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 16px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

textarea {
  resize: vertical;
}

button {
  border: 0;
  border-radius: 16px;
  cursor: pointer;
  transition: transform 140ms ease, opacity 140ms ease, background 140ms ease;
}

button:hover {
  transform: translateY(-1px);
}

button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}

.primary-btn,
.action-btn {
  padding: 14px 18px;
  color: #fff;
}

.primary-btn {
  background: linear-gradient(135deg, #ff7a18, #f0471f);
}

.ghost-btn,
.icon-btn,
.ghost-link {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
  padding: 12px 14px;
  text-decoration: none;
}

.hint-box {
  margin-top: 22px;
  padding: 16px 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
  display: grid;
  gap: 8px;
}

.error-text {
  color: #ff7d7d;
  min-height: 24px;
}

.hidden {
  display: none !important;
}

.dashboard {
  display: grid;
  gap: 22px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.user-chip {
  padding: 12px 14px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--muted);
}

.hero-panel {
  display: grid;
  grid-template-columns: 1.6fr 0.9fr;
  gap: 20px;
  padding: 22px;
  border-radius: var(--radius);
}

.status-strip,
.control-row,
.hero-side {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

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

.status-tag,
.mini-stat,
.hero-info-item,
.file-entry,
.path-row {
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.04);
  border-radius: 18px;
}

.status-tag,
.mini-stat {
  padding: 10px 14px;
}

.status-tag.online {
  color: #b9ffd9;
  background: rgba(46, 194, 126, 0.16);
}

.status-tag.offline {
  color: #ffd0d0;
  background: rgba(239, 68, 68, 0.16);
}

.action-btn.success {
  background: linear-gradient(135deg, #16a34a, #2ec27e);
}

.action-btn.warning {
  background: linear-gradient(135deg, #f59e0b, #f97316);
}

.action-btn.neutral {
  background: linear-gradient(135deg, #546375, #384559);
}

.action-btn.danger {
  background: linear-gradient(135deg, #ef4444, #b91c1c);
}

.action-btn.dark {
  background: linear-gradient(135deg, #1f2937, #111827);
}

.hero-side {
  align-content: start;
}

.hero-info-item {
  min-width: 150px;
  padding: 14px 16px;
  display: grid;
  gap: 6px;
}

.hero-info-item span,
.metric-title,
.panel-head p,
.path-row span {
  color: var(--muted);
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
}

.metric-card {
  border-radius: 22px;
  padding: 18px;
  display: grid;
  gap: 12px;
}

.metric-card strong {
  font-size: 22px;
}

.metric-good {
  color: #49d17d;
}

.metric-warn {
  color: #f2b84b;
}

.metric-bad {
  color: #ef6b6b;
}

.panel-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.95fr;
  gap: 18px;
}

.panel {
  border-radius: var(--radius);
  padding: 20px;
  min-height: 420px;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: start;
  margin-bottom: 18px;
}

.panel-head p {
  margin: 8px 0 0;
}

.terminal-panel {
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 16px;
}

.terminal-log {
  overflow: auto;
  min-height: 360px;
  max-height: 560px;
  border-radius: 20px;
  padding: 16px;
  background: #06101b;
  border: 1px solid rgba(255, 255, 255, 0.08);
  font-family: "Cascadia Code", "Consolas", monospace;
  line-height: 1.5;
}

.terminal-line {
  white-space: pre-wrap;
  word-break: break-word;
  color: #dde7f4;
  margin-bottom: 8px;
}

.terminal-line span {
  color: #91a4ba;
  margin-right: 8px;
}

.terminal-form {
  display: grid;
  gap: 12px;
}

.terminal-actions {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.table-wrap {
  overflow: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  padding: 14px 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--muted);
  font-weight: 600;
}

.actions-cell {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tiny-btn {
  padding: 8px 10px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
}

.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.46);
  display: grid;
  place-items: center;
  padding: 24px;
  z-index: 50;
}

.modal-card {
  width: min(960px, 100%);
  max-height: 88vh;
  overflow: auto;
  padding: 22px;
  border-radius: 28px;
}

.modal-card.wide {
  width: min(1180px, 100%);
}

.modal-head,
.modal-footer {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.path-row {
  margin-top: 16px;
  padding: 12px 14px;
  display: flex;
  gap: 12px;
  align-items: center;
}

.file-list,
.config-list {
  margin-top: 18px;
  display: grid;
  gap: 12px;
}

.tab-row {
  display: flex;
  gap: 10px;
  margin-top: 18px;
}

.tiny-btn.active {
  background: var(--accent-soft);
  color: #ffd8be;
}

.browser-layout {
  margin-top: 18px;
  display: grid;
  grid-template-columns: 0.9fr 1.3fr;
  gap: 16px;
}

.file-entry {
  padding: 14px 16px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.file-meta {
  display: grid;
  gap: 4px;
}

.file-kind {
  color: var(--muted);
  font-size: 13px;
}

.config-item {
  display: grid;
  gap: 12px;
  border-radius: 22px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

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

.viewer-wrap {
  min-height: 560px;
  display: grid;
  grid-template-rows: auto 1fr;
  gap: 12px;
}

.viewer-toolbar {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.file-viewer,
.monaco-host {
  min-height: 500px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: #08111d;
}

.file-viewer {
  margin: 0;
  padding: 16px;
  overflow: auto;
  color: #d8e4f0;
  white-space: pre-wrap;
  word-break: break-word;
  font-family: "Cascadia Code", "Consolas", monospace;
  line-height: 1.52;
}

.monaco-host {
  overflow: hidden;
}

.upload-grid {
  margin-top: 18px;
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 14px;
}

.upload-picker {
  margin-top: 18px;
  display: grid;
  gap: 8px;
}

.upload-progress-list {
  margin-top: 18px;
  display: grid;
  gap: 10px;
}

.upload-progress-item {
  display: grid;
  gap: 8px;
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.progress-bar {
  height: 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.progress-bar > div {
  height: 100%;
  background: linear-gradient(135deg, #16a34a, #ff7a18);
}

.modal-footer {
  margin-top: 20px;
}

.toast {
  position: fixed;
  right: 28px;
  bottom: 28px;
  max-width: 360px;
  z-index: 70;
  border-radius: 18px;
  padding: 14px 16px;
  background: rgba(11, 17, 28, 0.9);
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: var(--shadow);
}

@media (max-width: 1180px) {
  .metrics-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .panel-grid,
  .hero-panel,
  .browser-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .page-shell {
    padding: 16px;
  }

   .login-card {
    margin-top: 24px;
    padding: 24px 20px;
    border-radius: 24px;
  }

  .metrics-grid {
    grid-template-columns: 1fr;
  }

  .topbar-actions,
  .status-strip,
  .hero-side {
    width: 100%;
  }

  .topbar,
  .terminal-actions,
  .modal-head,
  .modal-footer,
  .viewer-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .control-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .action-btn,
  .ghost-btn,
  .primary-btn {
    width: 100%;
  }

  .hero-info-item {
    min-width: calc(50% - 6px);
    flex: 1 1 calc(50% - 6px);
  }

  .panel,
  .hero-panel,
  .metric-card,
  .modal-card {
    border-radius: 20px;
  }

  .panel,
  .hero-panel,
  .metric-card {
    padding: 16px;
  }

  .terminal-log {
    min-height: 280px;
    max-height: 44vh;
  }

  .path-row,
  .file-entry {
    flex-direction: column;
    align-items: stretch;
  }

  .file-entry .actions-cell {
    width: 100%;
  }

  .file-entry .tiny-btn,
  .actions-cell .tiny-btn {
    flex: 1 1 140px;
  }

  .modal {
    padding: 12px;
  }

  .modal-card,
  .modal-card.wide {
    width: 100%;
    max-height: 92vh;
    padding: 18px 16px;
  }

  .toast {
    left: 16px;
    right: 16px;
    bottom: 16px;
    max-width: none;
  }

  .upload-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .page-shell {
    padding: 12px;
  }

  .eyebrow {
    letter-spacing: 0.14em;
    font-size: 11px;
  }

  h1 {
    font-size: 24px;
  }

  .topbar-actions,
  .control-row {
    grid-template-columns: 1fr;
    display: grid;
  }

  .status-strip {
    display: grid;
    grid-template-columns: 1fr;
  }

  .hero-info-item {
    min-width: 100%;
    flex-basis: 100%;
  }

  .metric-card strong {
    font-size: 18px;
    line-height: 1.4;
    word-break: break-word;
  }

  .terminal-actions .subtle {
    font-size: 12px;
  }

  th,
  td {
    padding: 12px 8px;
    font-size: 13px;
  }

  table {
    min-width: 720px;
  }
}