:root {
  --bg: #f5f4ef;
  --surface: #ffffff;
  --surface-soft: #f0eee6;
  --ink: #222422;
  --muted: #666d67;
  --line: #d9d5c9;
  --accent: #2f7d4a;
  --accent-strong: #23613a;
  --warning: #9a650c;
  --danger: #b13b37;
  --danger-strong: #8f2e2a;
  --focus: #1f6feb;
  --shadow: 0 18px 50px rgba(39, 36, 28, 0.12);
  --radius: 8px;
  --space-1: 0.35rem;
  --space-2: 0.65rem;
  --space-3: 1rem;
  --space-4: 1.4rem;
  --space-5: 2rem;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--bg);
}

* {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  background:
    linear-gradient(180deg, rgba(47, 125, 74, 0.08), transparent 32rem),
    var(--bg);
}

button,
input,
textarea {
  font: inherit;
}

button {
  border: 0;
  cursor: pointer;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.5;
}

button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--focus), transparent 45%);
  outline-offset: 2px;
}

.shell {
  min-height: 100vh;
}

.hidden {
  display: none !important;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.login-view {
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: var(--space-4);
}

.login-panel {
  display: grid;
  width: min(100%, 25rem);
  gap: var(--space-3);
  padding: var(--space-5);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.login-panel h1,
.topbar h1,
.server-summary h2,
.panel h2 {
  margin: 0;
  letter-spacing: 0;
}

.login-panel h1,
.topbar h1 {
  font-size: clamp(2rem, 6vw, 3.3rem);
  line-height: 0.95;
}

.eyebrow {
  margin: 0;
  color: var(--accent-strong);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

label {
  display: grid;
  gap: var(--space-1);
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
}

input,
textarea {
  width: 100%;
  color: var(--ink);
  background: #fffefa;
  border: 1px solid var(--line);
  border-radius: 6px;
}

input {
  min-height: 2.7rem;
  padding: 0 var(--space-3);
}

textarea {
  min-height: 28rem;
  resize: vertical;
  padding: var(--space-3);
  font-family: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  font-size: 0.92rem;
  line-height: 1.55;
}

.primary-button,
.secondary-button,
.ghost-button,
.danger-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: 0 var(--space-3);
  border-radius: 6px;
  font-weight: 800;
  white-space: nowrap;
}

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

.primary-button:hover:not(:disabled) {
  background: var(--accent-strong);
}

.secondary-button {
  color: var(--ink);
  background: #e4ded0;
}

.secondary-button:hover:not(:disabled),
.ghost-button:hover:not(:disabled) {
  background: #d8d1c2;
}

.ghost-button {
  color: var(--ink);
  background: transparent;
  border: 1px solid var(--line);
}

.danger-button {
  color: #fff;
  background: var(--danger);
}

.danger-button:hover:not(:disabled) {
  background: var(--danger-strong);
}

.compact {
  min-height: 2.25rem;
  padding: 0 var(--space-2);
  font-size: 0.9rem;
}

.full {
  width: 100%;
}

.form-message {
  min-height: 1.4rem;
  margin: 0;
  color: var(--danger);
  font-weight: 700;
}

.app-view {
  width: min(100%, 86rem);
  margin: 0 auto;
  padding: var(--space-4);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-3) 0 var(--space-5);
}

.topbar-actions,
.server-actions,
.file-actions,
.editor-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
}

.status-pill {
  display: inline-flex;
  align-items: center;
  min-height: 2.25rem;
  padding: 0 var(--space-3);
  color: #fff;
  background: #6d6a61;
  border-radius: 999px;
  font-weight: 900;
}

.status-pill.online {
  background: var(--accent);
}

.status-pill.warning {
  background: var(--warning);
}

.status-pill.offline {
  background: #6d6a61;
}

.server-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--space-4);
  align-items: center;
  padding: var(--space-4);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.server-summary {
  min-width: 0;
}

.server-summary h2,
.panel h2 {
  font-size: 1.08rem;
}

dl {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-3);
  margin: var(--space-3) 0 0;
}

dl > div {
  min-width: 0;
}

dt {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

dd {
  min-width: 0;
  margin: var(--space-1) 0 0;
  overflow: hidden;
  color: var(--ink);
  font-weight: 800;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.workspace-grid {
  display: grid;
  grid-template-columns: minmax(18rem, 0.8fr) minmax(0, 1.5fr);
  gap: var(--space-4);
  margin-top: var(--space-4);
}

.panel {
  min-width: 0;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-3);
  border-bottom: 1px solid var(--line);
}

.panel-header.wrap {
  flex-wrap: wrap;
}

.path-line {
  max-width: min(68vw, 42rem);
  margin: var(--space-1) 0 0;
  overflow: hidden;
  color: var(--muted);
  font-family: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  font-size: 0.86rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.log-view {
  min-height: 34rem;
  max-height: 58rem;
  margin: 0;
  overflow: auto;
  padding: var(--space-3);
  color: #e9efe6;
  background: #1f211d;
  border-radius: 0 0 var(--radius) var(--radius);
  font-family: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  font-size: 0.85rem;
  line-height: 1.55;
  white-space: pre-wrap;
}

.file-layout {
  display: grid;
  grid-template-columns: minmax(14rem, 0.8fr) minmax(0, 1.4fr);
  min-height: 36rem;
}

.browser-column {
  min-width: 0;
  padding: var(--space-3);
  border-right: 1px solid var(--line);
  background: var(--surface-soft);
}

.file-list {
  display: grid;
  gap: var(--space-1);
  max-height: 36rem;
  margin: var(--space-3) 0 0;
  padding: 0;
  overflow: auto;
  list-style: none;
}

.file-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--space-1);
  align-items: center;
  width: 100%;
  padding: var(--space-2);
  color: var(--ink);
  background: #fffefa;
  border: 1px solid transparent;
  border-radius: 6px;
  text-align: left;
}

.file-row:hover,
.file-row.active {
  border-color: var(--accent);
}

.file-row strong,
.file-row span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-row span {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
}

.editor-column {
  display: grid;
  grid-template-rows: auto 1fr;
  min-width: 0;
  padding: var(--space-3);
}

.editor-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}

.editor-toolbar p {
  max-width: min(100%, 32rem);
  margin: 0;
  overflow: hidden;
  font-weight: 900;
  text-overflow: ellipsis;
  white-space: nowrap;
}

@media (max-width: 980px) {
  .topbar,
  .server-band {
    align-items: stretch;
    grid-template-columns: 1fr;
  }

  .topbar {
    flex-direction: column;
  }

  .workspace-grid,
  .file-layout,
  dl {
    grid-template-columns: 1fr;
  }

  .browser-column {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .log-view,
  .file-list {
    max-height: 22rem;
  }
}

@media (max-width: 560px) {
  .app-view,
  .login-view {
    padding: var(--space-3);
  }

  .login-panel,
  .server-band {
    padding: var(--space-3);
  }

  .primary-button,
  .secondary-button,
  .ghost-button,
  .danger-button,
  .topbar-actions,
  .server-actions,
  .file-actions,
  .editor-actions {
    width: 100%;
  }

  textarea {
    min-height: 22rem;
  }
}