:root {
  --bg: #0f1115;
  --panel: #171a21;
  --panel-2: #1e2229;
  --border: #2a2f3a;
  --text: #e8eaed;
  --text-dim: #9aa0aa;
  --accent: #f5a623;
  --accent-2: #e0911a;
  --danger: #e05d5d;
  --ok: #4caf7d;
  --warn: #d9a441;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.app { display: flex; flex-direction: column; height: 100vh; }

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}
.brand { font-weight: 700; font-size: 1.1rem; letter-spacing: .3px; }
.settings-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-dim);
  padding: 6px 12px;
  border-radius: var(--radius);
  cursor: pointer;
}
.settings-btn:hover { color: var(--text); border-color: var(--accent); }

.body { flex: 1; display: flex; overflow: hidden; }

.sidebar {
  width: 220px;
  background: var(--panel);
  border-right: 1px solid var(--border);
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  overflow-y: auto;
}
.nav-item {
  background: transparent;
  border: none;
  color: var(--text-dim);
  text-align: left;
  padding: 10px 12px;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: .92rem;
}
.nav-item:hover { background: var(--panel-2); color: var(--text); }
.nav-item.active { background: var(--panel-2); color: var(--accent); font-weight: 600; }

.nav-section-title {
  margin-top: 18px;
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--text-dim);
  padding: 0 12px;
}
.provider-status-list { display: flex; flex-direction: column; gap: 4px; padding: 4px 12px; }
.provider-status-item { display: flex; align-items: center; gap: 6px; font-size: .82rem; color: var(--text-dim); }
.dot { width: 7px; height: 7px; border-radius: 50%; background: var(--danger); }
.dot.on { background: var(--ok); }

.content { flex: 1; padding: 28px 32px; overflow-y: auto; }
.view { display: none; max-width: 860px; margin: 0 auto; }
.view.active { display: block; }

h1 { font-size: 1.5rem; margin-bottom: 20px; }

.provider-picker { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 18px; }
.provider-btn {
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--text-dim);
  padding: 8px 16px;
  border-radius: 999px;
  cursor: pointer;
  font-size: .88rem;
}
.provider-btn.selected { border-color: var(--accent); color: var(--accent); background: rgba(245,166,35,.08); }
.provider-btn:disabled { opacity: .4; cursor: not-allowed; }

.chat-window {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  min-height: 320px;
  max-height: 50vh;
  overflow-y: auto;
  padding: 16px;
  margin-bottom: 14px;
}
.msg { margin-bottom: 14px; line-height: 1.5; white-space: pre-wrap; }
.msg .role { font-size: .72rem; text-transform: uppercase; color: var(--text-dim); margin-bottom: 3px; letter-spacing: .05em; }
.msg.user .role { color: var(--accent); }

.chat-input-row { display: flex; gap: 10px; }
.chat-input-row textarea {
  flex: 1;
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: var(--radius);
  padding: 12px;
  min-height: 56px;
  resize: vertical;
  font-family: inherit;
}
.chat-input-row button, .primary-btn {
  background: var(--accent);
  border: none;
  color: #1a1200;
  font-weight: 600;
  padding: 0 20px;
  border-radius: var(--radius);
  cursor: pointer;
}
.chat-input-row button:hover, .primary-btn:hover { background: var(--accent-2); }
.primary-btn { padding: 12px 20px; margin-top: 6px; }
.primary-btn:disabled { opacity: .4; cursor: not-allowed; background: var(--panel-2); color: var(--text-dim); }

.upload-box {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 40px 20px;
  text-align: center;
  margin-bottom: 18px;
  background: var(--panel);
}
.upload-box button {
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px 16px;
  border-radius: var(--radius);
  cursor: pointer;
  margin-top: 8px;
}
#selectedFileName { display: block; margin-top: 8px; color: var(--text-dim); font-size: .85rem; }

.analysis-result { margin-top: 20px; }
.scan-summary {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 14px;
}
.scan-summary div { margin-bottom: 4px; }
.issue-list { display: flex; flex-direction: column; gap: 8px; }
.issue-item {
  background: var(--panel);
  border: 1px solid var(--border);
  border-left: 3px solid var(--warn);
  border-radius: var(--radius);
  padding: 10px 14px;
  font-size: .88rem;
}
.issue-item.error { border-left-color: var(--danger); }
.issue-item .issue-file { color: var(--text-dim); font-size: .78rem; margin-bottom: 3px; }

.action-row { display: flex; gap: 10px; margin-top: 16px; }
.action-row button {
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 18px;
  border-radius: var(--radius);
  cursor: pointer;
}
.action-row .primary-btn { background: var(--accent); color: #1a1200; border: none; }

.projects-list { display: flex; flex-direction: column; gap: 10px; }
.project-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.project-card .meta { color: var(--text-dim); font-size: .82rem; }
.status-badge {
  font-size: .72rem;
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--panel-2);
  color: var(--text-dim);
  text-transform: uppercase;
}
.status-badge.fixed { color: var(--ok); }
.status-badge.analyzed { color: var(--warn); }

/* --- Login --- */
.login-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}
.login-box {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  width: 320px;
  text-align: center;
}
.login-brand { font-size: 1.3rem; font-weight: 700; margin-bottom: 6px; }
.login-sub { color: var(--text-dim); font-size: .88rem; margin-bottom: 20px; }
.login-box input {
  width: 100%;
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: var(--radius);
  padding: 10px 12px;
  margin-bottom: 12px;
  font-family: inherit;
}
.login-box button {
  width: 100%;
  background: var(--accent);
  border: none;
  color: #1a1200;
  font-weight: 600;
  padding: 10px;
  border-radius: var(--radius);
  cursor: pointer;
}
.login-box button:hover { background: var(--accent-2); }
.login-error { color: var(--danger); font-size: .82rem; margin-top: 10px; min-height: 1em; }