/* ─── LOGIN SCREEN ──────────────────────────────────── */
#login-screen {
  position: fixed; inset: 0; z-index: 1000;
  background: linear-gradient(145deg, #0d2a52 0%, #1B3D6D 45%, #163461 100%);
  display: flex; align-items: center; justify-content: center;
  font-family: 'Inter', sans-serif;
  transition: opacity .5s var(--ease), transform .5s var(--ease);
}
#login-screen.exit {
  opacity: 0; transform: scale(1.04); pointer-events: none;
}

.login-card {
  background: rgba(255,255,255,.97);
  border-radius: 20px;
  width: 480px; max-width: calc(100vw - 40px);
  box-shadow: 0 32px 80px rgba(0,0,0,.35);
  overflow: hidden;
}
.login-header {
  background: var(--dark);
  padding: 28px 32px 24px;
  display: flex; align-items: center; gap: 14px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.login-logo {
  width: 44px; height: 44px; border-radius: 10px; overflow: hidden;
  border: 1.5px solid rgba(255,255,255,.25); flex-shrink: 0;
}
.login-logo img { width: 100%; height: 100%; object-fit: cover; display: block; }
.login-brand-uci    { font-size: 20px; font-weight: 800; color: #fff; letter-spacing: .3px; }
.login-brand-nature { font-size: 20px; font-weight: 400; color: rgba(255,255,255,.88); margin-left: 5px; }
.login-brand-sub    { font-size: 11px; color: rgba(255,255,255,.4); margin-top: 3px; text-transform: uppercase; letter-spacing: .5px; }

.login-body { padding: 28px 32px 32px; }

/* Step indicator */
.login-steps {
  display: flex; align-items: center; gap: 0;
  margin-bottom: 26px;
}
.login-step-item {
  display: flex; align-items: center; gap: 6px; font-size: 12px;
  color: var(--muted); font-weight: 500;
  white-space: nowrap;
}
.login-step-item.active { color: var(--blue); }
.login-step-item.done   { color: #38A169; }
.step-num {
  width: 20px; height: 20px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 700; flex-shrink: 0;
  background: #E2E8F0; color: var(--muted);
  transition: all .25s;
}
.login-step-item.active .step-num { background: var(--blue); color: #fff; }
.login-step-item.done   .step-num { background: #48BB78; color: #fff; }
.step-connector { flex: 1; height: 1px; background: #E2E8F0; margin: 0 6px; }

.login-section-title {
  font-size: 16px; font-weight: 700; color: var(--dark); margin-bottom: 6px;
}
.login-section-sub {
  font-size: 13px; color: var(--muted); margin-bottom: 20px; line-height: 1.5;
}

/* Project cards */
.project-cards { display: flex; flex-direction: column; gap: 10px; margin-bottom: 22px; }
.project-card {
  display: flex; align-items: center; gap: 14px;
  padding: 14px 16px; border-radius: 12px;
  border: 2px solid var(--border); background: #F7FAFC;
  cursor: pointer; transition: all .2s;
  position: relative;
}
.project-card:hover:not(.disabled) { border-color: var(--blue); background: #EBF8FF; }
.project-card.selected { border-color: var(--blue); background: #EBF8FF; }
.project-card.disabled { opacity: .52; cursor: default; }
.project-card-icon {
  width: 40px; height: 40px; border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.project-card-name  { font-size: 14px; font-weight: 600; color: var(--dark); }
.project-card-drive { font-size: 12px; color: var(--muted); margin-top: 2px; }
.project-card-check {
  position: absolute; right: 14px; top: 50%; transform: translateY(-50%);
  width: 20px; height: 20px; border-radius: 50%;
  background: var(--blue); display: none;
  align-items: center; justify-content: center;
}
.project-card.selected .project-card-check { display: flex; }
.coming-soon-badge {
  position: absolute; right: 14px; top: 50%; transform: translateY(-50%);
  background: #EDF2F7; color: var(--muted);
  font-size: 10.5px; font-weight: 600; padding: 3px 8px; border-radius: 6px;
  text-transform: uppercase; letter-spacing: .4px;
}

/* Login buttons */
#login-screen button.oauth-button {
  all: unset;
  appearance: none;
  -webkit-appearance: none;
  box-sizing: border-box;
  width: 100%;
  min-height: 46px;
  padding: 13px 16px;
  border-radius: 10px;
  background: #fff;
  border: 1px solid #D7DEE8;
  display: flex; align-items: center; justify-content: center; gap: 10px;
  font-size: 14px; font-weight: 600; color: #3c4043;
  cursor: pointer; transition: all .2s; font-family: 'Inter', sans-serif;
  box-shadow: 0 1px 4px rgba(15,30,55,.08);
  line-height: 1.25;
  text-align: center;
}
#login-screen button.oauth-button:hover {
  background: #f8f9fa;
  border-color: #c7cdd6;
  box-shadow: 0 2px 8px rgba(15,30,55,.12);
}
#login-screen button.oauth-button:focus-visible {
  outline: 3px solid rgba(0,100,164,.22);
  outline-offset: 2px;
}
#login-screen button.oauth-button:disabled {
  opacity: .6;
  cursor: not-allowed;
  box-shadow: 0 1px 4px rgba(15,30,55,.08);
}
.oauth-btn.loading { background: #f8f9fa; }

/* Step-1 "Continue" button. Without this rule the markup at
   <button class="oauth-btn" id="continue-btn"> falls back to the
   browser-native button look (gray border, default font), which is the
   "ugly default" reported on the project-select screen. This rule wipes
   that and gives it the same blue/white primary look as the rest of
   the app — without touching the .oauth-button styles used by the
   Google / Guest buttons in step 2. */
#login-screen button.oauth-btn {
  all: unset;
  appearance: none;
  -webkit-appearance: none;
  box-sizing: border-box;
  width: 100%;
  min-height: 46px;
  padding: 13px 18px;
  border-radius: 10px;
  background: var(--blue);
  color: #fff;
  border: 1px solid transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.2;
  text-align: center;
  cursor: pointer;
  transition: background .18s var(--ease), box-shadow .18s var(--ease), transform .12s var(--ease);
  box-shadow: 0 1px 4px rgba(0,100,164,.22);
}
#login-screen button.oauth-btn svg {
  flex-shrink: 0;
  margin-left: 2px;
  /* Arrow chevron sits flush to the right of the label. */
}
#login-screen button.oauth-btn:hover {
  background: #0055a0;
  box-shadow: 0 4px 12px rgba(0,100,164,.3);
}
#login-screen button.oauth-btn:active {
  transform: translateY(1px);
  box-shadow: 0 1px 3px rgba(0,100,164,.22);
}
#login-screen button.oauth-btn:focus-visible {
  outline: 3px solid rgba(0,100,164,.28);
  outline-offset: 2px;
}
#login-screen button.oauth-btn:disabled {
  background: #6b8db1;
  cursor: not-allowed;
  box-shadow: 0 1px 4px rgba(0,100,164,.18);
}
/* The Google / Guest buttons in step 2 carry BOTH .oauth-btn and
   .oauth-button. The .oauth-button rule above already uses `all: unset`,
   so this blue-button rule does not bleed into them. This selector just
   makes that explicit and bumps specificity past any cascade surprise. */
#login-screen button.oauth-btn.oauth-button {
  background: #fff;
  color: #3c4043;
  border: 1px solid #D7DEE8;
  box-shadow: 0 1px 4px rgba(15,30,55,.08);
}
#login-screen button.oauth-btn.oauth-button:hover {
  background: #f8f9fa;
  border-color: #c7cdd6;
  box-shadow: 0 2px 8px rgba(15,30,55,.12);
}

#login-screen button.local-login-button {
  min-height: 46px;
  padding: 13px 16px;
  color: #3c4043;
  font-size: 14px;
  font-weight: 600;
}

.login-option-divider {
  display: flex; align-items: center; gap: 10px;
  margin: 14px 0 12px;
  color: #9AA8B8; font-size: 11px; font-weight: 500;
}
.login-option-hint {
  margin-top: 10px;
  font-size: 12px;
  color: var(--muted);
  text-align: center;
  line-height: 1.45;
}

/* Keep both step-2 buttons identical in structure: icon on the left,
   label centered visually. Without this, swapping textContent during the
   loading state would wipe the SVG and the buttons would look different. */
#login-screen .oauth-btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 18px;
  height: 18px;
}
#login-screen .oauth-btn-label {
  display: inline-block;
  font-weight: 600;
}
.login-option-divider::before,
.login-option-divider::after {
  content: "";
  flex: 1; height: 1px; background: #E5EAF0;
}

/* loading spinner for oauth */
@keyframes spin { to { transform: rotate(360deg); } }
.spinner {
  width: 18px; height: 18px; border-radius: 50%;
  border: 2.5px solid #E2E8F0; border-top-color: var(--blue);
  animation: spin .7s linear infinite; flex-shrink: 0;
}

/* ─── DRIVE CONFIRM MODAL ───────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0; z-index: 1100;
  background: rgba(15,30,55,.55);
  backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none;
  transition: opacity .25s;
}
.modal-overlay.visible { opacity: 1; pointer-events: all; }

.confirm-modal {
  background: #fff; border-radius: 18px;
  width: 400px; max-width: calc(100vw - 32px);
  box-shadow: 0 24px 60px rgba(0,0,0,.28);
  padding: 28px;
  transform: translateY(12px) scale(.97);
  transition: transform .28s cubic-bezier(.34,1.56,.64,1);
}
.modal-overlay.visible .confirm-modal { transform: translateY(0) scale(1); }

.modal-drive-icon {
  width: 52px; height: 52px; border-radius: 14px;
  background: #EBF8FF; display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
}
.modal-title { font-size: 17px; font-weight: 700; color: var(--dark); margin-bottom: 6px; }
.modal-sub   { font-size: 13px; color: var(--muted); margin-bottom: 20px; line-height: 1.5; }

.drive-confirm-box {
  background: #F0FFF4; border: 1.5px solid #9AE6B4;
  border-radius: 12px; padding: 14px 16px;
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 20px;
}
.drive-confirm-dot { width: 10px; height: 10px; border-radius: 50%; background: #48BB78; flex-shrink: 0; }
.drive-confirm-name { font-size: 14px; font-weight: 600; color: #22543D; }
.drive-confirm-account { font-size: 12px; color: #38A169; margin-top: 2px; }

.modal-btn-row { display: flex; flex-direction: column; gap: 8px; }
.btn-confirm {
  width: 100%; padding: 12px; border-radius: 10px;
  background: var(--blue); color: #fff;
  border: none; font-size: 14px; font-weight: 600;
  cursor: pointer; font-family: 'Inter', sans-serif;
  transition: background .18s;
}
.btn-confirm:hover { background: #0055a0; }
.btn-switch-account {
  width: 100%; padding: 10px; border-radius: 10px;
  background: none; color: var(--muted); border: 1px solid var(--border);
  font-size: 13px; font-weight: 500; cursor: pointer;
  font-family: 'Inter', sans-serif; transition: all .18s;
}
.btn-switch-account:hover { background: #F7FAFC; color: var(--text); }

/* Updated drive badge — shows drive name not email */
.drive-name-text { color: #22543D; font-weight: 600; font-size: 13px; }
.drive-account-text { color: #38A169; font-size: 11.5px; }

/* Drive disconnected warning state */
.drive-badge.warning { background: #FFFAF0; border-color: #F6AD55; }
.drive-badge.warning:hover { background: #FEECCC; }
.drive-dot.warn { background: #ED8936; box-shadow: 0 0 0 3px rgba(237,137,54,.2); animation: pulse-warn 1.8s ease-in-out infinite; }
@keyframes pulse-warn { 0%,100%{box-shadow:0 0 0 3px rgba(237,137,54,.2)} 50%{box-shadow:0 0 0 6px rgba(237,137,54,.08)} }