:root {
  --bg-dark: #050505;
  --bg-card: #0d0d0d;
  --bg-card-hover: #171717;
  --border-color: #262626;
  --text-primary: #ffffff;
  --text-secondary: #737373;
  --primary: #f5f5f5;
  --primary-hover: #d4d4d4;
  --success: #a3a3a3;
  --warning: #737373;
  --danger: #e5e5e5;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.5;
  min-height: 100vh;
}

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

/* Navbar */
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2rem;
  background-color: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-size: 1.5rem;
  color: var(--primary);
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.brand {
  font-weight: 700;
  letter-spacing: 0.5px;
}

.sub {
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.stats-bar {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.stat-pill {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  padding: 0.4rem 0.9rem;
  border-radius: 9999px;
  font-size: 0.85rem;
}

.stat-val {
  font-weight: 700;
}

.stat-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--text-primary);
  box-shadow: 0 0 8px rgba(255, 255, 255, 0.6);
}

.stat-pill.online .stat-val {
  color: var(--text-primary);
}

.stat-pill.offline .stat-val {
  color: var(--text-secondary);
}

.header-actions {
  display: flex;
  gap: 0.8rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1.1rem;
  border-radius: 6px;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
}

.btn-primary {
  background-color: var(--primary);
  color: #000;
}
.btn-primary:hover {
  background-color: var(--primary-hover);
}

.btn-warning {
  background-color: var(--warning);
  color: #fff;
}
.btn-warning:hover {
  background-color: #525252;
}

.btn-secondary {
  background-color: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}
.btn-secondary:hover {
  background-color: var(--bg-card-hover);
}

.btn-sm {
  padding: 0.35rem 0.7rem;
  font-size: 0.8rem;
}

/* Main Content */
.main-content {
  padding: 2rem;
  max-width: 1440px;
  margin: 0 auto;
  width: 100%;
}

.toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
}

.search-box {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 0.6rem 1.2rem;
  border-radius: 8px;
  width: 100%;
  max-width: 450px;
}

.search-box input {
  background: transparent;
  border: none;
  color: var(--text-primary);
  outline: none;
  font-size: 0.95rem;
  width: 100%;
}

.grid-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 1.2rem;
}

.grid-header h2 {
  font-size: 1.3rem;
  font-weight: 600;
}

.grid-header .note {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* Fleet Cards Grid */
.agents-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
}

.agent-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.agent-card:hover {
  transform: translateY(-2px);
  border-color: #525252;
}

.agent-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.agent-title-box {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.agent-icon {
  font-size: 1.6rem;
  color: var(--primary);
}

.agent-name {
  font-size: 1.1rem;
  font-weight: 600;
  word-break: break-all;
}

.status-badge {
  font-size: 0.75rem;
  padding: 0.25rem 0.6rem;
  border-radius: 9999px;
  text-transform: uppercase;
  font-weight: 700;
}

.status-badge.online {
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.status-badge.offline {
  background: rgba(115, 115, 115, 0.15);
  color: var(--text-secondary);
  border: 1px solid rgba(115, 115, 115, 0.3);
}

.agent-meta {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.meta-row {
  display: flex;
  justify-content: space-between;
}

.meta-row strong {
  color: var(--text-primary);
}

.agent-card-actions {
  display: flex;
  gap: 0.6rem;
  margin-top: auto;
  padding-top: 0.8rem;
  border-top: 1px solid var(--border-color);
}

.agent-card-actions .btn {
  flex: 1;
  justify-content: center;
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 5rem 1rem;
  background: var(--bg-card);
  border: 1px dashed var(--border-color);
  border-radius: 12px;
}

.empty-icon {
  font-size: 3.5rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.empty-state h3 {
  margin-bottom: 0.5rem;
}

.empty-state p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

/* Modals */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.85);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 1rem;
}

.modal.active {
  display: flex;
}

.modal-dialog {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  width: 100%;
  max-width: 600px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  max-height: 90vh;
}

.modal-dialog.modal-lg {
  max-width: 900px;
  height: 650px;
}

.modal-dialog.modal-xl {
  max-width: 1100px;
  height: 750px;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
}

.modal-title {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.15rem;
  font-weight: 600;
}

.modal-close {
  background: transparent;
  border: none;
  font-size: 1.5rem;
  color: var(--text-secondary);
  cursor: pointer;
}
.modal-close:hover {
  color: var(--text-primary);
}

.modal-body {
  padding: 1.5rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.modal-body.p-0 {
  padding: 0;
  overflow: hidden;
}

.modal-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.8rem 1.5rem;
  border-top: 1px solid var(--border-color);
  background: var(--bg-dark);
}

/* Terminal */
#terminal-container {
  width: 100%;
  height: 100%;
  background: #000000;
  padding: 0.5rem;
}

/* Broadcast Results */
.input-with-btn {
  display: flex;
  gap: 0.6rem;
  margin-top: 0.5rem;
}

.form-control {
  flex: 1;
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  padding: 0.6rem 1rem;
  border-radius: 6px;
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.9rem;
}

.form-control:focus {
  outline: 1px solid var(--primary);
}

.cmd-presets {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.8rem;
}

.preset-label {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.btn-chip {
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 0.25rem 0.6rem;
  border-radius: 4px;
  font-size: 0.8rem;
  cursor: pointer;
}
.btn-chip:hover {
  color: var(--text-primary);
  border-color: var(--primary);
}

.results-list {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  margin-top: 0.5rem;
}

.result-card {
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 0.8rem;
}

.result-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  font-size: 0.85rem;
  margin-bottom: 0.4rem;
}

.result-stdout {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  white-space: pre-wrap;
  color: #e5e5e5;
  max-height: 200px;
  overflow-y: auto;
  background: #000000;
  border: 1px solid #1c1c1c;
  padding: 0.6rem;
  border-radius: 4px;
}

.result-stderr {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  white-space: pre-wrap;
  color: #737373;
  background: #000000;
  border: 1px solid #1c1c1c;
  padding: 0.6rem;
  border-radius: 4px;
  margin-top: 0.4rem;
}

/* Code block wrapper */
.code-block-wrapper {
  position: relative;
  background: #000000;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 1rem;
}

.code-block-wrapper pre {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: #f5f5f5;
  white-space: pre-wrap;
  word-break: break-all;
}

.code-block-wrapper .btn {
  position: absolute;
  top: 0.6rem;
  right: 0.6rem;
}

.step-guide ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 0.6rem;
}

.step-guide li {
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

/* Auth / Login Screen */
.auth-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 1.5rem;
  background: radial-gradient(circle at top, #141414 0%, #050505 100%);
}

.auth-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 2.5rem;
  width: 100%;
  max-width: 440px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.85);
}

.auth-logo {
  text-align: center;
  margin-bottom: 2rem;
}

.auth-logo i {
  font-size: 2.5rem;
  color: var(--primary);
  margin-bottom: 0.75rem;
}

.auth-logo h1 {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.4rem;
}

.auth-logo p {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-field label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.input-wrapper {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  padding: 0.75rem 1rem;
  border-radius: 8px;
  transition: border-color 0.2s;
}

.input-wrapper:focus-within {
  border-color: var(--primary);
}

.input-wrapper i {
  color: var(--text-secondary);
}

.input-wrapper input {
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 0.95rem;
  width: 100%;
  outline: none;
}

.auth-error {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #ffffff;
  padding: 0.6rem 0.9rem;
  border-radius: 6px;
  font-size: 0.85rem;
  text-align: center;
}

.btn-block {
  width: 100%;
  justify-content: center;
  padding: 0.8rem;
  font-size: 1rem;
}