/* Case Workspace Portal — Styles */

:root {
  --bg: #0f172a;
  --bg-card: #1e293b;
  --bg-input: #0f172a;
  --border: #334155;
  --text: #e2e8f0;
  --text-dim: #94a3b8;
  --text-muted: #64748b;
  --accent: #38bdf8;
  --accent-hover: #7dd3fc;
  --danger: #f87171;
  --success: #4ade80;
  --warning: #fbbf24;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

/* --- Nav --- */
.topnav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  height: 52px;
  background: #16213e;
  border-bottom: 1px solid var(--border);
}
.brand {
  font-weight: 700;
  font-size: 16px;
  color: var(--text);
}
.nav-links { display: flex; gap: 4px; }
.nav-links a {
  padding: 6px 14px;
  border-radius: 6px;
  color: var(--text-dim);
  font-size: 14px;
  transition: all .15s;
}
.nav-links a:hover { background: var(--bg-card); color: var(--text); }
.nav-links a.active { background: var(--accent); color: #000; font-weight: 600; }
.nav-links a.logout { color: var(--danger); }
.nav-links a.logout:hover { background: #7f1d1d; color: #fca5a5; }

/* --- Main --- */
main { padding: 20px; max-width: 1200px; margin: 0 auto; }

/* --- Flash messages --- */
.flash-messages { margin-bottom: 16px; }
.flash {
  padding: 10px 16px;
  border-radius: 6px;
  margin-bottom: 8px;
  font-size: 14px;
}
.flash-success { background: #14532d; color: var(--success); border: 1px solid #166534; }
.flash-error { background: #7f1d1d; color: var(--danger); border: 1px solid #991b1b; }

/* --- Buttons --- */
.btn {
  display: inline-block;
  padding: 8px 16px;
  background: var(--accent);
  color: #000;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  transition: all .15s;
}
.btn:hover { background: var(--accent-hover); color: #000; }
.btn-sm { padding: 6px 12px; font-size: 13px; }
.btn-xs { padding: 3px 8px; font-size: 12px; }
.btn-danger { background: #991b1b; color: #fca5a5; }
.btn-danger:hover { background: #b91c1c; color: #fff; }
.btn-warn { background: #78350f; color: #fbbf24; }
.btn-warn:hover { background: #92400e; color: #fde68a; }
.btn-terminal { background: #16a34a; color: #fff; }
.btn-terminal:hover { background: #22c55e; }

/* --- Login --- */
.login-container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
}
.login-box {
  background: var(--bg-card);
  padding: 40px;
  border-radius: 12px;
  border: 1px solid var(--border);
  text-align: center;
  width: 100%;
  max-width: 400px;
}
.login-box h1 { margin-bottom: 4px; }
.login-subtitle { color: var(--text-dim); margin-bottom: 24px; font-size: 14px; }
.login-box input[type="password"] {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: 16px;
  margin-bottom: 16px;
}
.login-box input:focus { outline: none; border-color: var(--accent); }
.login-box button { width: 100%; padding: 12px; font-size: 16px; }

/* --- Dashboard --- */
.dashboard h1 { margin-bottom: 4px; }
.case-id { color: var(--text-dim); font-size: 14px; margin-bottom: 20px; }
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 16px;
  margin-bottom: 16px;
}
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px;
}
.card h2 { font-size: 16px; margin-bottom: 12px; color: var(--accent); }

.quick-links { display: flex; flex-wrap: wrap; gap: 8px; }
.thread-list { list-style: none; }
.thread-list li {
  padding: 6px 0;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
  color: var(--text-dim);
}
.thread-list li strong { color: var(--text); }
.thread-list li:last-child { border-bottom: none; }

.people-table, .tools-summary { width: 100%; border-collapse: collapse; }
.people-table td, .tools-summary td {
  padding: 4px 8px;
  font-size: 13px;
  border-bottom: 1px solid var(--border);
}
.people-table td:first-child, .tools-summary td:first-child {
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
}
.people-table td:last-child, .tools-summary td:last-child {
  color: var(--text-dim);
}
.hint { font-size: 12px; color: var(--text-muted); margin-top: 8px; }

.upload-card { margin-top: 0; }
.upload-row { display: flex; gap: 12px; align-items: center; }
.upload-row input[type="file"] { color: var(--text-dim); font-size: 14px; }

/* --- Files --- */
.files-page h1 { margin-bottom: 4px; }
.files-header { margin-bottom: 16px; }
.breadcrumbs { font-size: 14px; }
.crumb { color: var(--accent); }
.crumb.current { color: var(--text); font-weight: 600; }
.sep { color: var(--text-muted); margin: 0 4px; }

.files-actions {
  display: flex;
  gap: 16px;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 16px;
  padding: 12px;
  background: var(--bg-card);
  border-radius: 8px;
  border: 1px solid var(--border);
}
.inline-form { display: flex; gap: 8px; align-items: center; }
.input-sm {
  padding: 6px 10px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
  font-size: 13px;
}
.input-sm:focus { outline: none; border-color: var(--accent); }

.file-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-card);
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--border);
}
.file-table thead { background: #16213e; }
.file-table th {
  padding: 10px 12px;
  text-align: left;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .5px;
  color: var(--text-muted);
}
.file-table td {
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}
.file-table tr:hover { background: rgba(56, 189, 248, .05); }
.file-link { display: flex; align-items: center; gap: 6px; }
.icon { font-size: 16px; width: 20px; text-align: center; }
.size-col { color: var(--text-dim); font-size: 13px; white-space: nowrap; }
.mtime-col { color: var(--text-muted); font-size: 13px; white-space: nowrap; }
.actions-col { white-space: nowrap; }
.actions-col .inline-form { display: inline-flex; }
.empty { color: var(--text-muted); text-align: center; padding: 40px !important; }

/* --- Modal --- */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.7);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 100;
}
.modal.hidden { display: none; }
.modal-content {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  width: 90%;
  max-width: 800px;
  max-height: 80vh;
  display: flex;
  flex-direction: column;
}
.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}
.modal-header h3 { font-size: 14px; }
.modal-close {
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 20px;
  cursor: pointer;
}
.preview-body {
  padding: 16px;
  overflow: auto;
  font-size: 13px;
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  white-space: pre-wrap;
  word-break: break-word;
  flex: 1;
}

/* --- Tools --- */
.tools-page h1 { margin-bottom: 16px; }
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 16px;
}
.tool-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
}
.tool-card h3 { font-size: 15px; margin-bottom: 4px; }
.tool-card p { font-size: 13px; color: var(--text-dim); margin-bottom: 12px; }
.tool-form { display: flex; gap: 8px; }
.tool-input {
  flex: 1;
  padding: 8px 12px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: 14px;
}
.tool-input:focus { outline: none; border-color: var(--accent); }

.tool-output {
  margin-top: 12px;
  border-top: 1px solid var(--border);
  padding-top: 8px;
}
.tool-output.hidden { display: none; }
.output-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}
.output-label { font-size: 12px; color: var(--text-muted); text-transform: uppercase; letter-spacing: .5px; }
.output-pre {
  background: #0f172a;
  padding: 12px;
  border-radius: 6px;
  font-size: 12px;
  font-family: 'JetBrains Mono', monospace;
  overflow-x: auto;
  max-height: 400px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--text-dim);
}

/* --- Responsive --- */
@media (max-width: 768px) {
  .grid { grid-template-columns: 1fr; }
  .tools-grid { grid-template-columns: 1fr; }
  .files-actions { flex-direction: column; align-items: stretch; }
  .topnav { flex-wrap: wrap; height: auto; padding: 8px 12px; gap: 8px; }
  .nav-links { flex-wrap: wrap; }
  main { padding: 12px; }
}