*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #f4f4f5;
  --surface: #ffffff;
  --surface2: #ebebec;
  --border: #e0e0e2;
  --accent: #18181b;
  --accent-hover: #3f3f46;
  --text: #18181b;
  --text-muted: #71717a;
  --green: #15803d;
  --red: #b91c1c;
  --orange: #b45309;
  --radius: 8px;
}

html, body {
  height: 100%;
  font-family: 'Segoe UI', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
}

@media (max-width: 600px) {
  .layout {
    grid-template-columns: 1fr;
    grid-template-rows: 48px auto 1fr;
  }
  .sidebar {
    border-right: none;
    border-bottom: 1px solid var(--border);
    max-height: 40vh;
  }
}

/* ── Layout ─────────────────────────────────────────────── */
.layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  grid-template-rows: 48px 1fr;
  height: 100vh;
}

/* ── Header ─────────────────────────────────────────────── */
header {
  grid-column: 1 / -1;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 20px;
  gap: 10px;
}

header h1 {
  font-size: 16px;
  font-weight: 600;
  letter-spacing: .3px;
  color: var(--text);
}

.header-nav {
  margin-left: auto;
  display: flex;
  gap: 4px;
}

.nav-link {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  padding: 5px 12px;
  border-radius: var(--radius);
  transition: color .15s, background .15s;
}

.nav-link:hover  { color: var(--text); background: var(--surface2); }
.nav-link.active { color: var(--text); background: var(--surface2); font-weight: 600; }

.nav-link.skill-download {
  border: 1px solid var(--border);
  color: var(--text-muted);
  margin-left: 8px;
}

.nav-link.skill-download:hover { border-color: var(--accent); color: var(--text); background: none; }

.btn-secondary {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-muted);
  cursor: pointer;
}

.btn-secondary:hover:not(:disabled) { border-color: var(--accent); color: var(--text); }

header .dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

/* ── Sidebar ─────────────────────────────────────────────── */
.sidebar {
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.sidebar-header {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.sidebar-header span {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .8px;
  color: var(--text-muted);
}

#refresh-btn {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-muted);
  border-radius: var(--radius);
  padding: 4px 10px;
  font-size: 12px;
  cursor: pointer;
  transition: color .15s, border-color .15s, background .15s;
}

#refresh-btn:hover { color: var(--text); border-color: var(--accent); }

.script-list {
  flex: 1;
  overflow-y: auto;
  padding: 8px 0;
}

.script-list::-webkit-scrollbar { width: 5px; }
.script-list::-webkit-scrollbar-track { background: transparent; }
.script-list::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

/* App group */
.app-group {}

.app-group-header {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  cursor: pointer;
  user-select: none;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .5px;
}

.app-group-header:hover { color: var(--text); }

.run-all-btn {
  margin-left: auto;
  background: none;
  border: 1px solid transparent;
  border-radius: var(--radius);
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 600;
  padding: 4px 10px;
  cursor: pointer;
  white-space: nowrap;
  transition: color .15s, border-color .15s, background .15s;
}

.run-all-btn:hover:not(:disabled) {
  color: var(--text);
  border-color: var(--border);
  background: var(--surface);
}

.run-all-btn:disabled { opacity: .4; cursor: not-allowed; }

.app-group-header .chevron {
  font-size: 10px;
  transition: transform .15s;
  display: inline-block;
}

.app-group.open .chevron { transform: rotate(90deg); }

.app-scripts { display: none; }
.app-group.open .app-scripts { display: block; }

/* Script item */
.script-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px 7px 26px;
  cursor: pointer;
  border-left: 2px solid transparent;
  transition: background .1s, border-color .1s;
}

.script-item:hover { background: var(--surface2); }

.script-item.active {
  background: var(--surface2);
  border-left-color: var(--accent);
}

.status-dot {
  width: 9px; height: 9px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-dot.unknown  { background: var(--text-muted); }
.status-dot.pass     { background: #22c55e; box-shadow: 0 0 4px #22c55e; }
.status-dot.fail     { background: var(--red); box-shadow: 0 0 4px var(--red); }
.status-dot.error    { background: var(--orange); box-shadow: 0 0 4px var(--orange); }
.status-dot.running  { background: var(--orange); animation: dot-pulse .9s ease-in-out infinite; }

@keyframes dot-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: .35; transform: scale(.7); }
}

.script-name {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-size: 13px;
}

.delete-btn {
  background: none;
  border: none;
  color: transparent;
  font-size: 13px;
  cursor: pointer;
  padding: 2px 6px;
  border-radius: 4px;
  line-height: 1;
  transition: color .15s, background .15s;
  flex-shrink: 0;
}

.script-item:hover .delete-btn { color: var(--text-muted); }
.delete-btn:hover { color: var(--red) !important; background: rgba(185,28,28,.1); }

.sidebar-empty {
  padding: 20px 14px;
  color: var(--text-muted);
  font-size: 13px;
}

.cred-row {
  display: flex;
  gap: 4px;
  align-items: center;
}

.cred-row input { flex: 1; min-width: 0; }

.cred-toggle {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-muted);
  cursor: pointer;
  font-size: 12px;
  padding: 5px 8px;
  line-height: 1;
  flex-shrink: 0;
  transition: background .15s, color .15s;
}

.cred-toggle:hover { background: var(--border); color: var(--text); }

/* ── Credentials key button ──────────────────────────────── */
.btn-creds-key {
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-muted);
  cursor: pointer;
  font-size: 14px;
  padding: 5px 10px;
  line-height: 1;
  margin-left: auto;
  transition: background .15s, border-color .15s, color .15s;
}

.btn-creds-key:hover { border-color: var(--accent); background: var(--surface2); color: var(--text); }

/* ── Credentials modal ───────────────────────────────────── */
.creds-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.45);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 900;
}

.creds-modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  width: min(420px, 94vw);
  box-shadow: 0 8px 32px rgba(0,0,0,.18);
  display: flex;
  flex-direction: column;
}

.creds-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
}

.creds-modal-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}

.creds-modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 15px;
  cursor: pointer;
  padding: 2px 7px;
  border-radius: 4px;
  line-height: 1;
  transition: color .15s, background .15s;
}

.creds-modal-close:hover { color: var(--text); background: var(--surface2); }

.creds-modal-body {
  padding: 18px 18px 10px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.creds-label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .5px;
  margin-top: 6px;
}

.creds-label:first-child { margin-top: 0; }

.creds-input {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  padding: 7px 12px;
  font-size: 13px;
  width: 100%;
  outline: none;
  transition: border-color .15s;
}

.creds-input:focus { border-color: var(--accent); }

.creds-modal-hint {
  font-size: 11px;
  color: var(--green);
  min-height: 16px;
  margin-top: 2px;
}

.creds-modal-footer {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 18px 16px;
  border-top: 1px solid var(--border);
  margin-top: 8px;
}

.creds-modal-footer .btn-secondary { font-size: 12px; padding: 6px 14px; }
.creds-modal-footer .btn-danger    { font-size: 12px; padding: 6px 14px; margin-left: auto; }
.creds-modal-footer .btn-primary   { font-size: 13px; padding: 7px 20px; }

.sidebar-upload {
  border-top: 1px solid var(--border);
  padding: 14px;
  flex-shrink: 0;
}

.sidebar-upload-title {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .8px;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.sidebar-upload .field input[type="text"] {
  width: 100%;
}

.sidebar-upload .field input[type="file"] {
  width: 100%;
  font-size: 11px;
}

/* ── Main panel ─────────────────────────────────────────── */
.main {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.main-inner {
  flex: 1;
  overflow-y: auto;
  padding: 28px 32px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.main-inner::-webkit-scrollbar { width: 5px; }
.main-inner::-webkit-scrollbar-track { background: transparent; }
.main-inner::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

/* Welcome state */
.welcome {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: var(--text-muted);
  text-align: center;
}

.welcome .icon { font-size: 40px; opacity: .4; }
.welcome p { font-size: 15px; }
.welcome small { font-size: 12px; }

/* Script info card */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
}

.card h2 { font-size: 15px; font-weight: 600; margin-bottom: 4px; }
.card .meta { color: var(--text-muted); font-size: 12px; }

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 20px;
  border-radius: var(--radius);
  border: none;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background .15s, opacity .15s, color .15s, border-color .15s;
}

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

.btn-primary:hover:not(:disabled) { background: var(--accent-hover); }
.btn-primary:disabled { opacity: .45; cursor: not-allowed; }

.btn-danger {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-muted);
  cursor: pointer;
}

.btn-danger:hover:not(:disabled) { border-color: var(--red); color: var(--red); background: rgba(185,28,28,.07); }
.btn-danger:disabled { opacity: .45; cursor: not-allowed; }

.running-badge {
  display: none;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--orange);
}

.running-badge.visible { display: flex; }

.spinner {
  width: 14px; height: 14px;
  border: 2px solid var(--border);
  border-top-color: var(--orange);
  border-radius: 50%;
  animation: spin .6s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* Upload card */
.upload-card {}

.upload-card h3 {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .5px;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.upload-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: flex-end;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.field label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .5px;
}

.field input[type="text"] {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  padding: 7px 12px;
  font-size: 13px;
  width: 180px;
  outline: none;
  transition: border-color .15s;
}

.field input[type="text"]:focus { border-color: var(--accent); }

.field input[type="file"] {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  padding: 6px 10px;
  font-size: 12px;
  cursor: pointer;
}

.field input[type="file"]::file-selector-button {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 5px;
  color: var(--text);
  padding: 3px 10px;
  margin-right: 8px;
  cursor: pointer;
  font-size: 12px;
  transition: background .15s;
}

.field input[type="file"]::file-selector-button:hover {
  background: var(--border);
}

.upload-feedback {
  margin-top: 8px;
  font-size: 12px;
  min-height: 18px;
}

.upload-feedback.ok { color: var(--green); }
.upload-feedback.err { color: var(--red); }

/* Result card */
.result-card { padding: 24px 28px; }

.result-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  gap: 16px;
}

.result-header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}

.btn-copy {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-muted);
  font-size: 12px;
  padding: 4px 12px;
  cursor: pointer;
  transition: color .15s, border-color .15s, background .15s;
}

.btn-copy:hover  { color: var(--text); border-color: var(--accent); }
.btn-copy.copied { color: var(--green); border-color: var(--green); }

.result-banner {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 14px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .6px;
}

.result-banner.pass    { background: rgba(21,128,61,.1);   color: var(--green);  border: 1px solid rgba(21,128,61,.25); }
.result-banner.fail    { background: rgba(185,28,28,.1);   color: var(--red);    border: 1px solid rgba(185,28,28,.25); }
.result-banner.error   { background: rgba(180,83,9,.1);    color: var(--orange); border: 1px solid rgba(180,83,9,.25); }
.result-banner.running { background: rgba(180,83,9,.07);   color: var(--orange); border: 1px solid rgba(180,83,9,.2); }

.result-box {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  font-family: 'Fira Code', 'Cascadia Code', 'Consolas', monospace;
  font-size: 12.5px;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--text);
  max-height: 400px;
  overflow-y: auto;
}

.result-box::-webkit-scrollbar { width: 5px; }
.result-box::-webkit-scrollbar-track { background: transparent; }
.result-box::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

/* ── Script viewer tabs ──────────────────────────────────── */
.tab-bar {
  display: flex;
  border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
}

.tab-btn {
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 500;
  padding: 6px 16px 8px;
  cursor: pointer;
  margin-bottom: -1px;
  transition: color .15s, border-color .15s;
}

.tab-btn:hover  { color: var(--text); }
.tab-btn.active { color: var(--text); border-bottom-color: var(--accent); font-weight: 600; }

.source-box {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px 12px 0;
  font-family: 'Fira Code', 'Cascadia Code', 'Consolas', monospace;
  font-size: 12.5px;
  line-height: 1.6;
  white-space: pre;
  overflow: auto;
  color: var(--text);
  max-height: 520px;
  tab-size: 4;
  counter-reset: source-line;
}

.source-box span.line {
  display: block;
  counter-increment: source-line;
  padding-left: 16px;
}

.source-box span.line::before {
  content: counter(source-line);
  display: inline-block;
  width: 36px;
  margin-right: 16px;
  text-align: right;
  color: var(--text-muted);
  user-select: none;
  opacity: .5;
}

.source-box::-webkit-scrollbar { width: 5px; height: 5px; }
.source-box::-webkit-scrollbar-track { background: transparent; }
.source-box::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

/* ── History tab ─────────────────────────────────────────── */
.history-list {
  display: flex;
  flex-direction: column;
  margin-top: 4px;
}

.history-entry {
  border-bottom: 1px solid var(--border);
}

.history-entry:last-child { border-bottom: none; }

.history-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 4px;
  cursor: pointer;
  border-radius: var(--radius);
  transition: background .1s;
}

.history-row:hover { background: var(--surface2); }

.history-ts {
  flex: 1;
  font-size: 12px;
  color: var(--text-muted);
}

.history-badge {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .4px;
  padding: 2px 8px;
  border-radius: 20px;
}

.history-badge.pass     { background: rgba(21,128,61,.1);  color: var(--green);  border: 1px solid rgba(21,128,61,.25); }
.history-badge.fail     { background: rgba(185,28,28,.1);  color: var(--red);    border: 1px solid rgba(185,28,28,.25); }
.history-badge.error    { background: rgba(180,83,9,.1);   color: var(--orange); border: 1px solid rgba(180,83,9,.25); }
.history-badge.complete { background: var(--surface2);     color: var(--text-muted); border: 1px solid var(--border); }

.history-chevron {
  font-size: 10px;
  color: var(--text-muted);
  transition: transform .15s;
  flex-shrink: 0;
}

.history-output {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px;
  font-family: 'Fira Code', 'Cascadia Code', 'Consolas', monospace;
  font-size: 12px;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--text);
  max-height: 300px;
  overflow-y: auto;
  margin: 0 0 10px 19px;
}

.history-output::-webkit-scrollbar { width: 5px; }
.history-output::-webkit-scrollbar-track { background: transparent; }
.history-output::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

.history-empty {
  padding: 20px 4px;
  font-size: 13px;
  color: var(--text-muted);
}

/* ── Skill viewer modal ──────────────────────────────────── */
.skill-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.45);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.skill-modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  width: min(1400px, 96vw);
  max-height: 82vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 8px 32px rgba(0,0,0,.15);
}

.skill-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.skill-modal-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}

.skill-modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 16px;
  cursor: pointer;
  padding: 2px 8px;
  border-radius: 4px;
  line-height: 1;
  transition: color .15s, background .15s;
}

.skill-modal-close:hover { color: var(--text); background: var(--surface2); }

.skill-modal-body {
  flex: 1;
  overflow: auto;
  padding: 20px 24px;
}

.skill-modal-body::-webkit-scrollbar { width: 5px; }
.skill-modal-body::-webkit-scrollbar-track { background: transparent; }
.skill-modal-body::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

.skill-modal-content {
  font-family: 'Fira Code', 'Cascadia Code', 'Consolas', monospace;
  font-size: 12.5px;
  line-height: 1.7;
  white-space: pre;
  color: var(--text);
  margin: 0;
  counter-reset: skill-line;
}

.skill-modal-content span.line {
  display: block;
  counter-increment: skill-line;
  padding-left: 16px;
}

.skill-modal-content span.line::before {
  content: counter(skill-line);
  display: inline-block;
  width: 36px;
  margin-right: 16px;
  text-align: right;
  color: var(--text-muted);
  user-select: none;
  opacity: .5;
}

.skill-modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding: 14px 20px;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}