/* ═══════════════════════════════════════════
   PASSWORD GENERATOR — MODERN UI
   ═══════════════════════════════════════════ */
:root {
  --pwd-accent: #8b5cf6;
  --pwd-accent-light: rgba(139,92,246,0.1);
  --pwd-accent-glow: rgba(139,92,246,0.25);
  --pwd-green: #10b981;
  --pwd-green-bg: rgba(16,185,129,0.1);
  --pwd-amber: #f59e0b;
  --pwd-amber-bg: rgba(245,158,11,0.1);
  --pwd-red: #ef4444;
  --pwd-red-bg: rgba(239,68,68,0.1);
  --pwd-bg: var(--bg-glass);
  --pwd-border: var(--border);
  --pwd-radius: var(--radius-sm);
  --pwd-font: var(--font);
  --pwd-mono: 'SF Mono','Fira Code','Cascadia Code','Consolas',monospace;
}

/* ── Card Layout ── */
.pwd-main-card { padding: 1.5rem; }
@media (max-width: 480px) { .pwd-main-card { padding: 1rem; } }

/* ── Password Display ── */
.pwd-display-wrap {
  position: relative;
  margin-bottom: 1.25rem;
}
.pwd-display {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--pwd-bg);
  border: 2px solid var(--pwd-border);
  border-radius: var(--pwd-radius);
  padding: 0.75rem 1rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.pwd-display:focus-within {
  border-color: var(--pwd-accent);
  box-shadow: 0 0 0 3px var(--pwd-accent-glow);
}
.pwd-display.has-value { border-color: var(--pwd-accent); background: var(--pwd-accent-light); }
.pwd-output {
  flex: 1;
  font-family: var(--pwd-mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.04em;
  word-break: break-all;
  line-height: 1.5;
  min-height: 1.5em;
  transition: color 0.2s;
  user-select: all;
}
.pwd-placeholder {
  color: var(--text-tertiary);
  font-style: italic;
  font-family: var(--pwd-font);
  font-weight: 400;
  letter-spacing: 0;
}
.pwd-display-actions {
  display: flex;
  gap: 0.35rem;
  flex-shrink: 0;
}
.pwd-icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border: 1.5px solid var(--pwd-border);
  border-radius: 50%;
  background: var(--pwd-bg);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s;
  font-size: 1.1rem;
  padding: 0;
}
.pwd-icon-btn:hover:not(:disabled) {
  border-color: var(--pwd-accent);
  color: var(--pwd-accent);
  background: var(--pwd-accent-light);
  transform: scale(1.08);
}
.pwd-icon-btn:disabled { opacity: 0.4; cursor: not-allowed; }
.pwd-icon-btn.primary { background: var(--pwd-accent); color: #fff; border-color: var(--pwd-accent); font-size: 1.3rem; }
.pwd-icon-btn.primary:hover:not(:disabled) { filter: brightness(1.15); transform: scale(1.08); }

/* ── Options Grid ── */
.pwd-options-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}
@media (max-width: 480px) { .pwd-options-grid { grid-template-columns: 1fr; gap: 0.75rem; } }

/* ── Length Slider ── */
.pwd-length-group { grid-column: 1 / -1; }
.pwd-length-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.4rem;
}
.pwd-length-label {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.pwd-length-value {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.5rem;
  padding: 0.2rem 0.6rem;
  background: var(--pwd-accent);
  color: #fff;
  border-radius: 100px;
  font-size: 0.82rem;
  font-weight: 800;
  font-family: var(--pwd-mono);
}
.pwd-slider-wrap { position: relative; }
.pwd-slider {
  width: 100%;
  height: 8px;
  -webkit-appearance: none;
  appearance: none;
  background: var(--pwd-border);
  border-radius: 4px;
  outline: none;
  transition: background 0.15s;
  cursor: pointer;
}
.pwd-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--pwd-accent);
  cursor: pointer;
  border: 3px solid #fff;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
  transition: transform 0.15s;
}
.pwd-slider::-webkit-slider-thumb:hover { transform: scale(1.15); }
.pwd-slider::-moz-range-thumb {
  width: 24px; height: 24px; border-radius: 50%;
  background: var(--pwd-accent); cursor: pointer;
  border: 3px solid #fff; box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}
.pwd-length-ticks {
  display: flex;
  justify-content: space-between;
  padding: 0 2px;
  font-size: 0.58rem;
  color: var(--text-tertiary);
  margin-top: 0.2rem;
  user-select: none;
}

/* ── Checkbox Options ── */
.pwd-option-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 0.9rem 1rem;
  background: var(--pwd-bg);
  border: 1.5px solid var(--pwd-border);
  border-radius: var(--pwd-radius);
}
.pwd-option-group legend {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.15rem;
}
.pwd-check-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.85rem;
  color: var(--text);
  cursor: pointer;
  padding: 0.25rem 0;
  transition: color 0.15s;
}
.pwd-check-row:hover { color: var(--pwd-accent); }
.pwd-check-row input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--pwd-accent);
  flex-shrink: 0;
  cursor: pointer;
}
.pwd-check-row label { cursor: pointer; flex: 1; }
.pwd-exclude-row { margin-top: 0.3rem; }
.pwd-exclude-input {
  width: 100%;
  padding: 0.45rem 0.65rem;
  border: 1.5px solid var(--pwd-border);
  border-radius: var(--pwd-radius);
  background: var(--pwd-bg);
  color: var(--text);
  font-family: var(--pwd-mono);
  font-size: 0.8rem;
  outline: none;
  box-sizing: border-box;
  transition: border-color 0.15s;
}
.pwd-exclude-input:focus {
  border-color: var(--pwd-accent);
  box-shadow: 0 0 0 3px var(--pwd-accent-glow);
}

/* ── Strength Meter ── */
.pwd-strength-section {
  margin-bottom: 1rem;
}
.pwd-strength-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.4rem;
}
.pwd-strength-label {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.pwd-strength-badge {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.2rem 0.65rem;
  border-radius: 100px;
  transition: all 0.25s;
}
.pwd-strength-badge.very-weak { background: #ef4444; color: #fff; }
.pwd-strength-badge.weak { background: #f97316; color: #fff; }
.pwd-strength-badge.fair { background: #f59e0b; color: #fff; }
.pwd-strength-badge.strong { background: #10b981; color: #fff; }
.pwd-strength-badge.very-strong { background: #8b5cf6; color: #fff; }
.pwd-strength-bar-track {
  height: 10px;
  background: var(--pwd-border);
  border-radius: 5px;
  overflow: hidden;
}
.pwd-strength-bar-fill {
  height: 100%;
  border-radius: 5px;
  transition: width 0.4s ease, background 0.4s ease;
}
.pwd-strength-bar-fill.very-weak { background: #ef4444; }
.pwd-strength-bar-fill.weak { background: #f97316; }
.pwd-strength-bar-fill.fair { background: #f59e0b; }
.pwd-strength-bar-fill.strong { background: #10b981; }
.pwd-strength-bar-fill.very-strong { background: #8b5cf6; }

/* ── Entropy Info ── */
.pwd-entropy {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 0.9rem;
  background: var(--pwd-bg);
  border: 1px solid var(--pwd-border);
  border-radius: var(--pwd-radius);
  margin-bottom: 1rem;
  font-size: 0.78rem;
  color: var(--text-secondary);
}
.pwd-entropy-value {
  font-weight: 700;
  color: var(--pwd-accent);
  font-family: var(--pwd-mono);
}
.pwd-entropy-crack {
  font-weight: 600;
  font-size: 0.72rem;
  margin-left: auto;
}
.pwd-entropy-crack.instant { color: var(--pwd-red); }
.pwd-entropy-crack.fast { color: var(--pwd-amber); }
.pwd-entropy-crack.slow { color: var(--pwd-green); }
.pwd-entropy-crack.very-slow { color: var(--pwd-accent); }

/* ── Passphrase Mode ── */
.pwd-passphrase-wrap {
  display: none;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 0.5rem;
  padding: 0.75rem 1rem;
  background: var(--pwd-bg);
  border: 1.5px solid var(--pwd-border);
  border-radius: var(--pwd-radius);
}
.pwd-passphrase-wrap.show { display: flex; }
.pwd-passphrase-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.pwd-passphrase-row label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-secondary);
  min-width: 80px;
}
.pwd-passphrase-row select,
.pwd-passphrase-row input[type="number"] {
  padding: 0.4rem 0.6rem;
  border: 1.5px solid var(--pwd-border);
  border-radius: var(--pwd-radius);
  background: var(--pwd-bg);
  color: var(--text);
  font-family: var(--pwd-font);
  font-size: 0.82rem;
  outline: none;
}
.pwd-passphrase-row select:focus,
.pwd-passphrase-row input[type="number"]:focus {
  border-color: var(--pwd-accent);
  box-shadow: 0 0 0 2px var(--pwd-accent-glow);
}

/* ── Action Buttons ── */
.pwd-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.pwd-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.6rem 1.2rem;
  border: 1.5px solid var(--pwd-border);
  border-radius: 50px;
  background: var(--pwd-bg);
  color: var(--text-secondary);
  font-family: var(--pwd-font);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
}
.pwd-action-btn:hover {
  border-color: var(--pwd-accent);
  color: var(--pwd-accent);
  background: var(--pwd-accent-light);
  transform: translateY(-1px);
  box-shadow: 0 2px 8px var(--pwd-accent-glow);
}
.pwd-action-btn:active { transform: translateY(0); }
.pwd-action-btn.primary {
  background: var(--pwd-accent);
  color: #fff;
  border-color: var(--pwd-accent);
}
.pwd-action-btn.primary:hover { filter: brightness(1.12); }

/* ── Save Section ── */
.pwd-saved-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 1.25rem;
  margin-bottom: 0.5rem;
}
.pwd-saved-header h4 {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: 0;
}
.pwd-clear-saved {
  font-size: 0.65rem;
  color: var(--text-tertiary);
  cursor: pointer;
  padding: 0.25rem 0.65rem;
  border: 1px solid var(--pwd-border);
  border-radius: var(--pwd-radius);
  background: var(--pwd-bg);
  font-family: var(--pwd-font);
  transition: all 0.15s;
}
.pwd-clear-saved:hover {
  color: var(--pwd-red);
  border-color: var(--pwd-red);
  background: var(--pwd-red-bg);
}
.pwd-saved-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 0.65rem;
  background: var(--bg-card);
  border: 1px solid var(--pwd-border);
  border-radius: var(--pwd-radius);
  margin-bottom: 0.3rem;
  cursor: pointer;
  transition: all 0.15s;
}
.pwd-saved-item:hover {
  border-color: var(--pwd-accent);
  background: var(--pwd-accent-light);
}
.pwd-saved-icon { font-size: 1.1rem; flex-shrink: 0; }
.pwd-saved-info { flex: 1; min-width: 0; }
.pwd-saved-pass {
  font-family: var(--pwd-mono);
  font-size: 0.75rem;
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.pwd-saved-meta {
  font-size: 0.6rem;
  color: var(--text-tertiary);
  display: flex;
  gap: 0.5rem;
  margin-top: 0.1rem;
}
.pwd-no-saved {
  font-size: 0.82rem;
  color: var(--text-tertiary);
  text-align: center;
  padding: 0.5rem;
}
.pwd-saved-delete {
  font-size: 1rem;
  color: var(--text-tertiary);
  cursor: pointer;
  padding: 0.25rem;
  border: none;
  background: none;
  line-height: 1;
  transition: color 0.15s;
  flex-shrink: 0;
  border-radius: 50%;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.pwd-saved-delete:hover { color: var(--pwd-red); background: var(--pwd-red-bg); }

/* ── Toast ── */
.pwd-toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%) translateY(1rem);
  background: var(--pwd-accent);
  color: #fff;
  padding: 0.75rem 1.5rem;
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 600;
  z-index: 9999;
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.16,1,0.3,1);
  pointer-events: none;
  box-shadow: 0 8px 32px var(--pwd-accent-glow);
  white-space: nowrap;
}
.pwd-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.pwd-toast.error { background: var(--pwd-red); }

@media (max-width: 480px) {
  .pwd-toast { bottom: 5rem; font-size: 0.78rem; padding: 0.55rem 1.1rem; }
  .pwd-output { font-size: 0.95rem; }
  .pwd-display { padding: 0.6rem 0.75rem; }
  .pwd-icon-btn { width: 34px; height: 34px; }
  .pwd-option-group { padding: 0.7rem 0.8rem; }
  .pwd-action-btn { padding: 0.5rem 1rem; font-size: 0.75rem; }
}


/* ═══ Modal Styles ═══ */
.pwd-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  animation: pwdFadeIn 0.2s ease;
}
@keyframes pwdFadeIn { from { opacity: 0; } to { opacity: 1; } }
.pwd-modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  width: 100%;
  max-width: 560px;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 16px 48px rgba(0,0,0,0.2);
  animation: pwdSlideUp 0.25s ease;
}
@keyframes pwdSlideUp { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
.pwd-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
}
.pwd-modal-header h3 { margin: 0; font-size: 1rem; color: var(--text); }
.pwd-modal-close {
  width: 32px; height: 32px;
  border: none;
  background: var(--bg-glass);
  border-radius: 50%;
  font-size: 1rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s;
  display: flex;
  align-items: center;
  justify-content: center;
}
.pwd-modal-close:hover { color: var(--pwd-red); background: var(--pwd-red-bg); }
.pwd-modal-body {
  flex: 1;
  overflow-y: auto;
  padding: 1rem 1.25rem;
}
.pwd-modal-footer {
  display: flex;
  gap: 0.5rem;
  padding: 0.85rem 1.25rem;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}
.pwd-bulk-options { margin-bottom: 0.75rem; }
.pwd-bulk-field { display: flex; align-items: center; gap: 0.5rem; }
.pwd-bulk-field label { font-size: 0.82rem; font-weight: 600; color: var(--text-secondary); }
.pwd-bulk-field input[type="number"] {
  width: 80px;
  padding: 0.45rem 0.65rem;
  border: 1.5px solid var(--pwd-border);
  border-radius: var(--pwd-radius);
  background: var(--pwd-bg);
  color: var(--text);
  font-family: var(--pwd-font);
  font-size: 0.85rem;
  outline: none;
}
.pwd-bulk-field input[type="number"]:focus {
  border-color: var(--pwd-accent);
  box-shadow: 0 0 0 2px var(--pwd-accent-glow);
}
.pwd-bulk-output {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  max-height: 50vh;
  overflow-y: auto;
}
.pwd-bulk-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.6rem;
  background: var(--pwd-bg);
  border: 1px solid var(--pwd-border);
  border-radius: var(--pwd-radius);
  font-family: var(--pwd-mono);
  font-size: 0.78rem;
  cursor: pointer;
  transition: all 0.15s;
  user-select: all;
  word-break: break-all;
}
.pwd-bulk-item:hover {
  border-color: var(--pwd-accent);
  background: var(--pwd-accent-light);
}
.pwd-bulk-item-num {
  color: var(--text-tertiary);
  font-size: 0.65rem;
  flex-shrink: 0;
  min-width: 1.5rem;
}
/* Responsive modals */
@media (max-width: 480px) {
  .pwd-modal { max-width: 100%; margin: 0.5rem; }
  .pwd-modal-footer { flex-direction: column; }
  .pwd-modal-footer .pwd-action-btn { width: 100%; justify-content: center; }
}