:root {
  --bg: #090d16;
  --card-bg: #111726;
  --card-border: #1e2638;
  --text: #f1f5f9;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --input-bg: #0c111c;
  --input-border: #232c40;
  --primary: #22c55e;
  --primary-hover: #16a34a;
  --btn-secondary-bg: #182032;
  --btn-secondary-border: #26334d;
  --btn-secondary-hover: #1f2a42;
  --error-bg: rgba(239, 68, 68, 0.1);
  --error-border: rgba(239, 68, 68, 0.3);
  --error-text: #f87171;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background-color: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.page-container {
  width: 100%;
  max-width: 400px;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  padding: 32px 28px;
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.3);
}

.card-header {
  text-align: center;
  margin-bottom: 24px;
}

.logo {
  width: 44px;
  height: 44px;
  margin-bottom: 12px;
  object-fit: contain;
  filter: invert(1) brightness(1.2);
}

.card-header h1 {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 4px;
}

.card-header .subtitle {
  font-size: 13px;
  color: var(--text-muted);
}

/* Form Styles */
.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.form-group input {
  width: 100%;
  padding: 10px 14px;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: 8px;
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.15s ease;
}

.form-group input:focus {
  border-color: var(--primary);
}

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

/* Buttons */
.btn {
  width: 100%;
  padding: 10px 16px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: inherit;
  transition: all 0.15s ease;
}

.btn-primary {
  background: var(--primary);
  color: #041408;
  font-weight: 600;
}

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

.btn-secondary {
  background: var(--btn-secondary-bg);
  color: var(--text);
  border-color: var(--btn-secondary-border);
}

.btn-secondary:hover {
  background: var(--btn-secondary-hover);
}

.divider {
  display: flex;
  align-items: center;
  margin: 20px 0;
  color: var(--text-dim);
  font-size: 12px;
}

.divider::before,
.divider::after {
  content: "";
  flex: 1;
  border-top: 1px solid var(--card-border);
}

.divider span {
  padding: 0 10px;
}

.social-buttons {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* Error Banner */
.error-banner {
  background: var(--error-bg);
  border: 1px solid var(--error-border);
  color: var(--error-text);
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 13px;
  margin-bottom: 16px;
}

/* Spinner */
.spinner-container {
  text-align: center;
  padding: 16px 0;
  color: var(--text-muted);
  font-size: 13px;
}

.spinner {
  width: 24px;
  height: 24px;
  border: 2px solid var(--card-border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto 10px;
}

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

/* Dashboard / Logged In View */
.user-profile {
  text-align: center;
  padding: 8px 0 20px;
}

.user-greeting {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 4px;
  letter-spacing: -0.01em;
}

.user-email {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 16px;
}

/* Collapsible UID */
.uid-collapse {
  text-align: left;
  background: var(--input-bg);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  margin: 0 auto;
  font-size: 12px;
}

.uid-collapse summary {
  padding: 8px 12px;
  color: var(--text-dim);
  cursor: pointer;
  user-select: none;
  font-weight: 500;
  outline: none;
  transition: color 0.15s ease;
}

.uid-collapse summary:hover {
  color: var(--text-muted);
}

.uid-content {
  padding: 0 12px 10px;
}

.uid-content code {
  display: block;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 11px;
  color: var(--text-muted);
  word-break: break-all;
  background: rgba(0, 0, 0, 0.25);
  padding: 6px 8px;
  border-radius: 4px;
}

/* Role Badges */
.role-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
  margin-bottom: 16px;
}

.role-pill {
  font-size: 11px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 999px;
  letter-spacing: 0.3px;
  text-transform: uppercase;
  border: 1px solid transparent;
}

.required-star {
  color: #ef4444;
  margin-left: 2px;
}

.role-pill.user {
  background: rgba(148, 163, 184, 0.12);
  color: #94a3b8;
  border-color: rgba(148, 163, 184, 0.3);
}

.role-pill.admin {
  background: rgba(245, 158, 11, 0.12);
  color: #fbbf24;
  border-color: rgba(245, 158, 11, 0.3);
}

.role-pill.member {
  background: rgba(34, 197, 94, 0.12);
  color: #4ade80;
  border-color: rgba(34, 197, 94, 0.3);
}

.role-pill.docs {
  background: rgba(56, 189, 248, 0.12);
  color: #38bdf8;
  border-color: rgba(56, 189, 248, 0.3);
}

.role-pill.trp {
  background: rgba(168, 85, 247, 0.12);
  color: #c084fc;
  border-color: rgba(168, 85, 247, 0.3);
}

.role-pill.battery {
  background: rgba(234, 179, 8, 0.12);
  color: #facc15;
  border-color: rgba(234, 179, 8, 0.3);
}

/* Admin Roster Section */
.admin-collapse {
  text-align: left;
  background: var(--input-bg);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  margin: 14px auto 0;
  font-size: 12px;
}

.admin-collapse summary {
  padding: 8px 12px;
  color: #fbbf24;
  cursor: pointer;
  user-select: none;
  font-weight: 600;
  outline: none;
}

.admin-roster-content {
  padding: 8px 12px 12px;
  max-height: 240px;
  overflow-y: auto;
}

.admin-status {
  font-size: 11px;
  color: var(--text-dim);
  margin-bottom: 8px;
}

.roster-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.roster-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--card-border);
  border-radius: 6px;
  padding: 8px 10px;
}

.roster-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}

.roster-name {
  font-weight: 500;
  color: var(--text);
  font-size: 12px;
}

.roster-email {
  font-size: 11px;
  color: var(--text-dim);
}

.roster-toggles {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  margin-top: 4px;
}

.roster-checkbox-label {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  color: var(--text-muted);
  cursor: pointer;
}

.roster-checkbox-label input[type="checkbox"] {
  cursor: pointer;
  accent-color: var(--primary);
}

.roster-save-btn {
  padding: 3px 8px;
  font-size: 10px;
  font-weight: 600;
  border-radius: 4px;
  margin-left: auto;
  cursor: pointer;
  background: var(--primary);
  color: #041408;
  border: none;
}

.sign-out-btn {
  margin-top: 20px;
}

.hidden {
  display: none !important;
}