:root {
  --primary: #2563eb;
  --primary-light: #eff6ff;
  --text: #111827;
  --text-muted: #6b7280;
  --border: #e5e7eb;
  --danger: #dc2626;
  --amber: #d97706;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family:
    'Inter',
    system-ui,
    -apple-system,
    sans-serif;
  color: var(--text);
  background: #ffffff;
}

/* ---- App shell layout (mobile-first) ---- */
.app-main {
  min-height: 100vh;
  padding: 16px 16px 80px; /* leave room for the fixed bottom tab bar */
}

.screen {
  max-width: 640px;
  margin: 0 auto;
}

.screen-title {
  font-size: 28px;
  font-weight: 600;
  margin: 8px 0 16px;
}

/* ---- Bottom tab bar ---- */
.tabbar {
  position: fixed;
  inset: auto 0 0 0;
  display: flex;
  background: #ffffff;
  border-top: 1px solid var(--border);
  padding-top: 4px;
}

.tab {
  flex: 1;
  text-align: center;
  padding: 12px 4px;
  font-size: 12px;
  font-weight: 500;
  text-decoration: none;
  color: var(--text-muted);
}

.tab-active {
  color: var(--primary);
}

/* ---- Login screen (mobile-first) ---- */
.login {
  max-width: 420px;
  margin: 0 auto;
  padding: 48px 24px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  min-height: 100vh;
  justify-content: center;
}

.login-title {
  font-size: 36px;
  font-weight: 600;
  text-align: center;
  color: var(--primary);
  margin: 0;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field-label {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
}

.field-input {
  width: 100%;
  padding: 14px 16px;
  font-size: 16px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #ffffff;
  color: var(--text);
}

.field-input:focus {
  outline: none;
  border-color: var(--primary);
}

.btn-primary {
  width: 100%;
  padding: 16px;
  font-size: 16px;
  font-weight: 600;
  color: #ffffff;
  background: var(--primary);
  border: none;
  border-radius: 16px;
  cursor: pointer;
}

.btn-primary:disabled {
  background: var(--border);
  color: var(--text-muted);
  cursor: not-allowed;
}

.login-error {
  color: var(--danger);
  font-size: 14px;
  margin: 0;
  text-align: center;
}

.login-toggle {
  background: none;
  border: none;
  color: var(--primary);
  font-size: 14px;
  cursor: pointer;
  padding: 8px;
}

/* ---- Settings (Instellingen) ---- */
.screen-subtitle {
  margin: -8px 0 20px;
  color: var(--text-muted);
  font-size: 15px;
}

.card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 16px;
  margin-bottom: 24px;
}

.section-label {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  margin: 0 0 12px;
}

.card .section-label {
  margin: 0;
}

.sub-label {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  margin: 0;
}

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

.activity-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.activity-card {
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

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

.activity-name {
  font-size: 16px;
  font-weight: 600;
}

.row-actions {
  display: flex;
  gap: 8px;
}

.icon-btn {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: #ffffff;
  font-size: 16px;
  cursor: pointer;
}

.icon-edit {
  color: var(--primary);
}

.icon-delete {
  color: var(--danger);
}

.btn-save {
  flex: 1;
  padding: 12px;
  font-size: 15px;
  font-weight: 600;
  color: #166534;
  background: #dcfce7;
  border: 1px solid #86efac;
  border-radius: 12px;
  cursor: pointer;
}

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

.btn-cancel {
  flex: 1;
  padding: 12px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-muted);
  background: #f3f4f6;
  border: 1px solid var(--border);
  border-radius: 12px;
  cursor: pointer;
}

/* ---- Account ---- */
.account-card {
  gap: 4px;
}

.account-name {
  font-size: 18px;
  font-weight: 600;
}

.account-email {
  color: var(--text-muted);
  font-size: 15px;
}

.btn-logout {
  width: 100%;
  padding: 16px;
  font-size: 16px;
  font-weight: 600;
  color: var(--danger);
  background: #ffffff;
  border: 1px solid var(--danger);
  border-radius: 16px;
  cursor: pointer;
}

/* ---- History (Geschiedenis) ---- */
.history-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.pill-btn {
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 600;
  color: #ffffff;
  background: var(--primary);
  border: none;
  border-radius: 999px;
  cursor: pointer;
  white-space: nowrap;
}

.session-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.session-card {
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.session-main {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.session-name {
  font-size: 16px;
  font-weight: 600;
}

.session-datetime {
  font-size: 14px;
  color: var(--text-muted);
}

.session-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.pill {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  font-size: 13px;
  font-weight: 600;
  border-radius: 999px;
}

.pill-grey {
  background: #f3f4f6;
  color: var(--text-muted);
}

.pill-blue {
  background: var(--primary-light);
  color: var(--primary);
}