@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=JetBrains+Mono:wght@400;600&display=swap');

:root {
  --bg: #000000;
  --panel: #000000;
  --input: #000000;
  --text: #ffffff;
  --text-muted: rgba(255, 255, 255, 0.7);
  --text-subtle: rgba(255, 255, 255, 0.5);
  --accent: #ff6b00;
  --accent-strong: #ff8533;
  --border: rgba(255, 107, 0, 0.3);
  --border-strong: rgba(255, 107, 0, 0.7);
  --success: #00d26a;
  --danger: #ff4757;
  --warning: #ffb800;
  --radius: 10px;
  --radius-lg: 14px;
  --font: 'Space Grotesk', sans-serif;
  --mono: 'JetBrains Mono', monospace;
}

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

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

#app {
  min-height: 100vh;
}

.hidden {
  display: none !important;
}

.login-shell {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px 24px;
}

.login-card {
  width: 100%;
  max-width: 420px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
}

.login-title {
  font-size: 34px;
  font-weight: 600;
  margin-bottom: 36px;
  text-align: left;
}

.form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form label {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 14px;
  color: var(--text);
  text-align: left;
}

.form label.inline {
  flex-direction: row;
  align-items: center;
  gap: 12px;
}

.form input,
.form select {
  width: 100%;
  padding: 14px 16px;
  background: var(--input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 15px;
  transition: border-color 0.2s ease;
}

.form input::placeholder {
  color: var(--text-subtle);
}

.form input:focus,
.form select:focus {
  outline: none;
  border-color: var(--border-strong);
}

.form input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
}

.btn {
  padding: 14px 24px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn:hover:not(:disabled) {
  border-color: var(--border-strong);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn.accent {
  background: var(--accent);
  border-color: var(--accent);
  color: #000000;
  margin-top: 12px;
}

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

.btn.ghost {
  border-color: var(--border);
  color: var(--text-muted);
}

.btn.danger {
  border-color: var(--danger);
  color: var(--danger);
}

.button-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.app-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  min-height: 100vh;
}

.sidebar {
  background: var(--panel);
  border-right: 1px solid var(--border);
  padding: 32px 20px;
  display: flex;
  flex-direction: column;
  height: 100vh;
  position: sticky;
  top: 0;
}

.sidebar-logo {
  font-size: 22px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 40px;
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sidebar-link {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px 16px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: center;
}

.sidebar-link:hover {
  border-color: var(--border-strong);
}

.sidebar-link.active {
  border-color: var(--border-strong);
  color: var(--text);
}

.sidebar-footer {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.user-chip {
  font-size: 13px;
  color: var(--text-muted);
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-align: center;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.main {
  padding: 40px 48px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  margin-bottom: 24px;
}

.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 28px;
  gap: 20px;
}

.panel-header h2 {
  font-size: 28px;
  font-weight: 600;
  margin-bottom: 8px;
}

.panel-header p {
  font-size: 15px;
  color: var(--text-muted);
}

.status-pill {
  font-size: 12px;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.grid {
  display: grid;
  gap: 24px;
}

.grid.two {
  grid-template-columns: repeat(2, 1fr);
  align-items: start;
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}

.card h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 16px;
}

.result-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-top: 16px;
}

.result-pill {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.result-pill.valid {
  border: 1px solid rgba(0, 210, 106, 0.4);
  color: var(--success);
}

.result-pill.invalid {
  border: 1px solid rgba(255, 71, 87, 0.4);
  color: var(--danger);
}

.result-pill.risky {
  border: 1px solid rgba(255, 184, 0, 0.4);
  color: var(--warning);
}

.progress {
  margin-bottom: 24px;
}

.progress-bar {
  height: 6px;
  background: rgba(255, 107, 0, 0.2);
  border-radius: 999px;
  overflow: hidden;
  margin-bottom: 12px;
}

.progress-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 999px;
  transition: width 0.3s ease;
}

.progress-meta {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--text-muted);
}

.stats-row {
  display: flex;
  justify-content: space-between;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
}

.stats-row:last-child {
  border-bottom: none;
}

.stats-row span,
.stats-grid span {
  font-size: 13px;
  color: var(--text-muted);
}

.stats-row strong,
.stats-grid strong {
  font-size: 20px;
  font-weight: 600;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 24px;
}

.stats-grid > div {
  text-align: center;
}

.download-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.alert {
  padding: 14px 18px;
  border-radius: var(--radius);
  font-size: 14px;
}

.alert.error {
  border: 1px solid rgba(255, 71, 87, 0.4);
  color: var(--danger);
}

.alert.info {
  border: 1px solid var(--border-strong);
  color: var(--text);
}

.code-block {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--text-muted);
  white-space: pre-wrap;
  margin-bottom: 16px;
}

.helper-text {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 12px;
}

.key-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 20px;
}

.key-item {
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.key-item strong {
  font-family: var(--mono);
  font-size: 14px;
}

.key-item div:last-child {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 4px;
}

.list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.list-item {
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.list-item-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.list-item-header strong {
  font-size: 15px;
}

.list-item-actions {
  margin-top: 12px;
}

.badge {
  font-size: 11px;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.settings-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.settings-row span {
  font-size: 14px;
  color: var(--text-muted);
}

.settings-row strong {
  font-size: 16px;
  display: block;
  margin-top: 4px;
}

@media (max-width: 900px) {
  .grid.two {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .app-layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: relative;
    height: auto;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }

  .main {
    padding: 24px;
  }

  .panel {
    padding: 24px;
  }

  .download-grid,
  .stats-grid {
    grid-template-columns: 1fr;
  }
}