/* ====================================================
   PASSKEY – Neon Glassmorphism Design System
   Coding Guidelines: Soft Modern Neon Glassmorphism
   ==================================================== */

/* ---------- Imports & Reset ---------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

:root {
  --clr-bg: #000000;
  --clr-aura: rgba(120, 40, 200, 0.18);
  --clr-glass: rgba(255, 255, 255, 0.045);
  --clr-glass-border: rgba(255, 255, 255, 0.1);
  --clr-glass-hover: rgba(255, 255, 255, 0.07);
  --clr-neon-blue: #38bdf8;
  --clr-neon-blue-glow: rgba(56, 189, 248, 0.3);
  --clr-neon-violet: #818cf8;
  --clr-neon-violet-glow: rgba(129, 140, 248, 0.3);
  --clr-neon-green: #34d399;
  --clr-neon-pink: #f472b6;
  --clr-text: #e2e8f0;
  --clr-text-dim: rgba(148, 163, 184, 0.6);
  --clr-text-bright: #ffffff;
  --font-main: 'Inter', system-ui, -apple-system, sans-serif;
  --radius-card: 24px;
  --radius-btn: 12px;
  --radius-input: 10px;
  --blur-glass: 32px;
  --transition: 0.22s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---------- Global ---------- */
html {
  font-family: var(--font-main);
  background: var(--clr-bg);
  color: var(--clr-text);
  height: 100%;
  overflow: hidden;
}

body {
  min-height: 100dvh;
  height: 100dvh;
  overflow: hidden;
  position: relative;
  padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
}

/* ---------- Background Aura ---------- */
.bg-aura {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(ellipse 60% 50% at 50% 40%, rgba(100, 30, 180, 0.22) 0%, transparent 70%),
    radial-gradient(ellipse 40% 35% at 20% 70%, rgba(56, 189, 248, 0.07) 0%, transparent 60%);
}

/* ---------- App Wrapper ---------- */
.app-wrapper {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  height: 100dvh;
  max-height: 100dvh;
  overflow: hidden;
}

/* ---------- Header ---------- */
.app-header {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px 32px 14px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.header-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--clr-glass);
  border: 1px solid var(--clr-glass-border);
  border-radius: 12px;
  color: var(--clr-neon-blue);
  filter: drop-shadow(0 0 8px rgba(56, 189, 248, 0.4));
  backdrop-filter: blur(8px);
}

.header-title {
  font-size: 1.5rem;
  font-weight: 200;
  letter-spacing: 0.35em;
  color: var(--clr-text-bright);
  text-transform: uppercase;
  text-shadow: 0 0 20px rgba(129, 140, 248, 0.4);
}

.header-sub {
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--clr-text-dim);
  margin-left: auto;
  text-transform: uppercase;
}

.btn-menu {
  display: none;
  background: transparent;
  border: 1px solid var(--clr-glass-border);
  border-radius: 8px;
  color: var(--clr-text);
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.btn-menu:hover {
  border-color: var(--clr-neon-blue);
  color: var(--clr-neon-blue);
  box-shadow: 0 0 8px var(--clr-neon-blue-glow);
}

.btn-header-gen {
  display: none;
  background: transparent;
  border: 1px solid var(--clr-neon-blue);
  border-radius: 8px;
  color: var(--clr-neon-blue);
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 0 8px var(--clr-neon-blue-glow);
  margin-left: auto; /* Pushes action buttons to the right on mobile */
}

.btn-header-gen:hover {
  background: rgba(56, 189, 248, 0.1);
  box-shadow: 0 0 16px var(--clr-neon-blue-glow);
}

.btn-header-gen:active {
  transform: scale(0.95);
}

.settings-header-mobile {
  display: none;
}

.settings-label-desktop {
  display: block;
}

.settings-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.settings-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

/* ---------- Main Content Layout ---------- */
.main-content {
  display: flex;
  flex-direction: row;
  gap: 20px;
  flex: 1;
  overflow: hidden;
  padding: 20px 32px 24px;
  min-height: 0;
}

/* ---------- Glass Card ---------- */
.glass-card {
  background: var(--clr-glass);
  border: 1px solid var(--clr-glass-border);
  border-radius: var(--radius-card);
  backdrop-filter: blur(var(--blur-glass));
  -webkit-backdrop-filter: blur(var(--blur-glass));
  padding: 24px;
  position: relative;
  overflow: hidden;
  box-shadow:
    0 1px 0 0 rgba(255,255,255,0.08) inset,
    0 4px 40px rgba(0,0,0,0.4);
  transition: var(--transition);
}

.glass-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(255,255,255,0.05) 0%, transparent 60%);
  pointer-events: none;
}

/* ---------- Settings Panel ---------- */
.settings-panel {
  width: 320px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: 20px;
  overflow-y: auto;
  overflow-x: hidden;
}

/* Custom Scrollbar */
.settings-panel::-webkit-scrollbar,
.history-list::-webkit-scrollbar,
.email-list::-webkit-scrollbar,
.right-column::-webkit-scrollbar {
  width: 4px;
}
.settings-panel::-webkit-scrollbar-track,
.history-list::-webkit-scrollbar-track,
.email-list::-webkit-scrollbar-track,
.right-column::-webkit-scrollbar-track {
  background: transparent;
}
.settings-panel::-webkit-scrollbar-thumb,
.history-list::-webkit-scrollbar-thumb,
.email-list::-webkit-scrollbar-thumb,
.right-column::-webkit-scrollbar-thumb {
  background: rgba(56, 189, 248, 0.25);
  border-radius: 4px;
}

/* ---------- Right Column ---------- */
.right-column {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 16px;
  overflow-y: auto;
  overflow-x: hidden;
  min-width: 0;
}

/* ---------- Section Labels ---------- */
.section-label {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--clr-text-dim);
  margin-bottom: 4px;
  display: block;
}

/* ---------- Setting Groups ---------- */
.setting-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.setting-label {
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--clr-text-dim);
  text-transform: uppercase;
}

.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.08), transparent);
  margin: 4px 0;
}

/* ---------- Select / Dropdown ---------- */
.select-wrapper {
  position: relative;
}

.glass-select {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-input);
  color: var(--clr-text);
  font-family: var(--font-main);
  font-size: 16px;
  font-weight: 400;
  padding: 12px 40px 12px 16px;
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
  transition: var(--transition);
  outline: none;
}

.glass-select option {
  background: #0f0f1a;
  color: var(--clr-text);
}

.glass-select:focus {
  border-color: var(--clr-neon-blue);
  box-shadow: 0 0 0 2px var(--clr-neon-blue-glow), 0 0 16px var(--clr-neon-blue-glow);
}

.select-arrow {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--clr-text-dim);
  pointer-events: none;
}

/* ---------- Checkbox ---------- */
.checkbox-group {
  margin-top: 6px;
}

.checkbox-container {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  user-select: none;
}

.glass-checkbox {
  display: none;
}

.checkbox-checkmark {
  width: 18px;
  height: 18px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 5px;
  background: rgba(255, 255, 255, 0.03);
  position: relative;
  transition: var(--transition);
}

.checkbox-container:hover .checkbox-checkmark {
  border-color: rgba(255, 255, 255, 0.3);
}

.glass-checkbox:checked + .checkbox-checkmark {
  background: rgba(56, 189, 248, 0.12);
  border-color: var(--clr-neon-blue);
  box-shadow: 0 0 8px rgba(56, 189, 248, 0.3);
}

.checkbox-checkmark::after {
  content: '';
  position: absolute;
  display: none;
  left: 5px;
  top: 1px;
  width: 4px;
  height: 9px;
  border: solid var(--clr-neon-blue);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.glass-checkbox:checked + .checkbox-checkmark::after {
  display: block;
}

.checkbox-label {
  margin-bottom: 0;
  cursor: pointer;
}

/* ---------- Toggle / Radio ---------- */
.toggle-row {
  display: flex;
  gap: 8px;
}

.toggle-option input[type="radio"] {
  display: none;
}

.toggle-pill {
  display: block;
  padding: 8px 14px;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.1);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--clr-text-dim);
  cursor: pointer;
  transition: var(--transition);
  user-select: none;
}

.toggle-option input[type="radio"]:checked + .toggle-pill {
  background: rgba(56, 189, 248, 0.12);
  border-color: var(--clr-neon-blue);
  color: var(--clr-neon-blue);
  box-shadow: 0 0 12px rgba(56, 189, 248, 0.2);
}

.toggle-pill:hover {
  border-color: rgba(255,255,255,0.25);
  color: var(--clr-text);
}

/* ---------- Sliders ---------- */
.slider-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.btn-equal {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 6px;
  color: var(--clr-text-dim);
  font-family: var(--font-main);
  font-size: 0.55rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  padding: 4px 10px;
  cursor: pointer;
  transition: var(--transition);
}

.btn-equal:hover {
  border-color: var(--clr-neon-violet);
  color: var(--clr-neon-violet);
  box-shadow: 0 0 8px var(--clr-neon-violet-glow);
}

.sliders-container {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

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

.slider-info {
  display: flex;
  align-items: center;
  gap: 8px;
}

.slider-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
  box-shadow: 0 0 6px currentColor;
}

.slider-name {
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--clr-text-dim);
  flex: 1;
}

.slider-num {
  width: 44px;
  background: transparent;
  border: none;
  border-bottom: 1px solid rgba(255,255,255,0.15);
  color: var(--clr-text);
  font-family: var(--font-main);
  font-size: 13px;
  font-weight: 600;
  text-align: right;
  outline: none;
  padding: 2px 0;
  transition: var(--transition);
  -moz-appearance: textfield;
}

.slider-num::-webkit-inner-spin-button,
.slider-num::-webkit-outer-spin-button { -webkit-appearance: none; }

.slider-num:focus {
  border-bottom-color: var(--clr-neon-blue);
}

.slider-pct {
  font-size: 0.6rem;
  font-weight: 600;
  color: var(--clr-text-dim);
  width: 10px;
}

/* ---------- Range Slider ---------- */
.glass-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 4px;
  border-radius: 4px;
  background: rgba(255,255,255,0.08);
  outline: none;
  cursor: pointer;
}

.glass-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--clr-neon-blue);
  box-shadow: 0 0 8px var(--clr-neon-blue-glow), 0 0 2px rgba(0,0,0,0.5);
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  border: 2px solid rgba(0,0,0,0.3);
}

.glass-slider::-webkit-slider-thumb:hover {
  transform: scale(1.2);
  box-shadow: 0 0 16px var(--clr-neon-blue-glow);
}

.glass-slider::-moz-range-thumb {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--clr-neon-blue);
  box-shadow: 0 0 8px var(--clr-neon-blue-glow);
  cursor: pointer;
  border: 2px solid rgba(0,0,0,0.3);
}

#range-upper { accent-color: #818cf8; }
#range-upper::-webkit-slider-thumb { background: #818cf8; box-shadow: 0 0 8px rgba(129,140,248,0.4); }

#range-lower { accent-color: #38bdf8; }
#range-lower::-webkit-slider-thumb { background: #38bdf8; box-shadow: 0 0 8px rgba(56,189,248,0.4); }

#range-numbers { accent-color: #34d399; }
#range-numbers::-webkit-slider-thumb { background: #34d399; box-shadow: 0 0 8px rgba(52,211,153,0.4); }

#range-special { accent-color: #f472b6; }
#range-special::-webkit-slider-thumb { background: #f472b6; box-shadow: 0 0 8px rgba(244,114,182,0.4); }

/* ---------- Total Bar ---------- */
.total-bar {
  display: flex;
  height: 6px;
  border-radius: 6px;
  overflow: hidden;
  background: rgba(255,255,255,0.04);
  margin-top: 6px;
}

.total-segment {
  height: 100%;
  transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.seg-upper { background: #818cf8; }
.seg-lower { background: #38bdf8; }
.seg-numbers { background: #34d399; }
.seg-special { background: #f472b6; }

.total-label {
  font-size: 0.58rem;
  font-weight: 600;
  color: var(--clr-text-dim);
  letter-spacing: 0.1em;
  margin-top: 6px;
  display: flex;
  gap: 8px;
  align-items: center;
}

.total-warning {
  color: #fb923c;
  font-weight: 700;
  font-size: 0.55rem;
}

/* ---------- Password Card ---------- */
.password-card {
  flex-shrink: 0;
}

.password-display {
  background: rgba(0,0,0,0.35);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 14px;
  padding: 24px 20px;
  margin: 12px 0;
  min-height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  word-break: break-all;
  position: relative;
  overflow: hidden;
}

.password-display::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(56,189,248,0.03) 0%, transparent 50%);
  pointer-events: none;
}

.password-placeholder {
  font-size: 0.8rem;
  color: var(--clr-text-dim);
  font-weight: 300;
  letter-spacing: 0.05em;
}

.password-text {
  font-size: 1.6rem;
  font-weight: 300;
  letter-spacing: 0.15em;
  color: var(--clr-text-bright);
  text-shadow: 0 0 20px rgba(56, 189, 248, 0.25);
  font-variant-numeric: tabular-nums;
  display: none;
  line-height: 1.3;
}

.password-text.visible {
  display: block;
}

/* ---------- Strength Bar ---------- */
.strength-container {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.strength-bar-bg {
  flex: 1;
  height: 4px;
  background: rgba(255,255,255,0.06);
  border-radius: 4px;
  overflow: hidden;
}

.strength-bar-fill {
  height: 100%;
  width: 0%;
  border-radius: 4px;
  transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1), background-color 0.4s ease;
  box-shadow: 0 0 8px currentColor;
}

.strength-label {
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--clr-text-dim);
  width: 72px;
  text-align: right;
  transition: color 0.3s;
}

/* Strength levels */
.strength-weak .strength-bar-fill { background: #f87171; width: 25%; }
.strength-weak .strength-label { color: #f87171; }
.strength-fair .strength-bar-fill { background: #fb923c; width: 50%; }
.strength-fair .strength-label { color: #fb923c; }
.strength-strong .strength-bar-fill { background: #facc15; width: 75%; }
.strength-strong .strength-label { color: #facc15; }
.strength-vstrong .strength-bar-fill { background: #34d399; width: 100%; }
.strength-vstrong .strength-label { color: #34d399; }

/* ---------- Action Buttons ---------- */
.pw-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.btn-primary {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: transparent;
  border: 1px solid var(--clr-neon-blue);
  border-radius: var(--radius-btn);
  color: var(--clr-neon-blue);
  font-family: var(--font-main);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  padding: 13px 20px;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 0 12px rgba(56, 189, 248, 0.1);
}

.btn-primary:hover {
  background: rgba(56, 189, 248, 0.12);
  box-shadow: 0 0 24px rgba(56, 189, 248, 0.3);
}

.btn-primary:active {
  transform: scale(0.97);
}

.btn-secondary {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-btn);
  color: var(--clr-text-dim);
  font-family: var(--font-main);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  padding: 13px 20px;
  cursor: pointer;
  transition: var(--transition);
}

.btn-secondary:hover:not(:disabled) {
  background: rgba(129, 140, 248, 0.1);
  border-color: var(--clr-neon-violet);
  color: var(--clr-neon-violet);
  box-shadow: 0 0 16px var(--clr-neon-violet-glow);
}

.btn-secondary:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.btn-secondary:active:not(:disabled) {
  transform: scale(0.97);
}

/* Pulse animation for main button */
@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 8px rgba(56, 189, 248, 0.15); }
  50%       { box-shadow: 0 0 24px rgba(56, 189, 248, 0.45), 0 0 48px rgba(56, 189, 248, 0.1); }
}

.pulse {
  animation: pulse-glow 2.4s ease-in-out infinite;
}

/* ---------- Apple Password Manager ---------- */
.apple-pw-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
  overflow: hidden;
  border: none;
  top: 0;
  left: 0;
  font-size: 16px;
}

.apple-hint {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 12px;
  font-size: 0.6rem;
  font-weight: 600;
  color: rgba(52, 211, 153, 0.5);
  letter-spacing: 0.06em;
}

/* ---------- History Card ---------- */
.history-card {
  flex-shrink: 0;
}

.history-list {
  max-height: 160px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 10px;
}

.history-empty, .email-empty {
  font-size: 0.65rem;
  color: var(--clr-text-dim);
  text-align: center;
  padding: 12px 0;
  font-weight: 300;
  letter-spacing: 0.05em;
}

.history-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 8px;
  padding: 8px 12px;
  transition: var(--transition);
}

.history-item:hover {
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.1);
}

.history-pw {
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--clr-text);
  letter-spacing: 0.08em;
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.history-time {
  font-size: 0.55rem;
  color: var(--clr-text-dim);
  white-space: nowrap;
  font-weight: 600;
}

.btn-history-copy {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 6px;
  color: var(--clr-text-dim);
  font-family: var(--font-main);
  font-size: 0.55rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 3px 8px;
  cursor: pointer;
  transition: var(--transition);
  flex-shrink: 0;
}

.btn-history-copy:hover {
  border-color: var(--clr-neon-blue);
  color: var(--clr-neon-blue);
  box-shadow: 0 0 8px rgba(56, 189, 248, 0.2);
}

.btn-history-delete {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 6px;
  color: rgba(148, 163, 184, 0.4);
  font-family: var(--font-main);
  font-size: 0.55rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 3px 8px;
  cursor: pointer;
  transition: var(--transition);
  flex-shrink: 0;
}

.btn-history-delete:hover {
  border-color: #f87171;
  color: #f87171;
  box-shadow: 0 0 8px rgba(248, 113, 113, 0.2);
}

/* ---------- Email Card ---------- */
.email-card {
  flex: 1;
}

.email-input-row {
  display: flex;
  gap: 10px;
  margin: 10px 0;
  align-items: center;
}

.glass-input {
  flex: 1;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-input);
  color: var(--clr-text);
  font-family: var(--font-main);
  font-size: 16px;
  font-weight: 400;
  padding: 11px 16px;
  outline: none;
  transition: var(--transition);
}

.glass-input:focus {
  border-color: var(--clr-neon-blue);
  box-shadow: 0 0 0 2px var(--clr-neon-blue-glow), 0 0 16px var(--clr-neon-blue-glow);
}

.glass-input::placeholder {
  color: rgba(148, 163, 184, 0.35);
}

.btn-add {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid var(--clr-neon-green);
  border-radius: var(--radius-input);
  color: var(--clr-neon-green);
  cursor: pointer;
  transition: var(--transition);
  flex-shrink: 0;
}

.btn-add:hover {
  background: rgba(52, 211, 153, 0.1);
  box-shadow: 0 0 12px rgba(52, 211, 153, 0.25);
}

.email-list {
  max-height: 130px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.email-item {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 8px;
  padding: 9px 12px;
  transition: var(--transition);
}

.email-item:hover {
  background: rgba(255,255,255,0.055);
}

.email-addr {
  flex: 1;
  font-size: 0.78rem;
  font-weight: 400;
  color: var(--clr-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.btn-email-copy, .btn-email-delete {
  background: transparent;
  border-radius: 6px;
  font-family: var(--font-main);
  font-size: 0.55rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 3px 8px;
  cursor: pointer;
  transition: var(--transition);
  flex-shrink: 0;
}

.btn-email-copy {
  border: 1px solid rgba(255,255,255,0.1);
  color: var(--clr-text-dim);
}

.btn-email-copy:hover {
  border-color: var(--clr-neon-blue);
  color: var(--clr-neon-blue);
  box-shadow: 0 0 8px rgba(56, 189, 248, 0.2);
}

.btn-email-delete {
  border: 1px solid rgba(255,255,255,0.08);
  color: rgba(148, 163, 184, 0.4);
}

.btn-email-delete:hover {
  border-color: #f87171;
  color: #f87171;
  box-shadow: 0 0 8px rgba(248, 113, 113, 0.2);
}

/* ---------- Toast Notification ---------- */
.toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: rgba(20, 20, 35, 0.92);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px;
  backdrop-filter: blur(16px);
  color: var(--clr-text);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  padding: 12px 24px;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.25s ease, transform 0.25s ease;
  z-index: 9999;
  white-space: nowrap;
  box-shadow: 0 8px 32px rgba(0,0,0,0.5);
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  .app-header {
    padding: 14px 16px 12px;
  }

  .header-sub { display: none; }

  .main-content {
    flex-direction: column;
    padding: 12px 14px 16px;
    gap: 14px;
    overflow-y: auto;
    overflow-x: hidden;
  }

  .btn-menu {
    display: flex;
  }

  .btn-header-gen {
    display: flex;
  }

  .settings-panel {
    position: fixed;
    top: 0;
    right: 0;
    height: 100dvh;
    max-height: 100dvh;
    width: 320px;
    z-index: 1000;
    transform: translate3d(100%, 0, 0);
    -webkit-transform: translate3d(100%, 0, 0);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 0;
    border-left: 1px solid var(--clr-glass-border);
    border-top: none;
    border-bottom: none;
    border-right: none;
    background: rgba(10, 10, 18, 0.98);
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    box-shadow: -10px 0 30px rgba(0,0,0,0.6);
    padding: 24px 20px;
    flex-shrink: 0;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
  }

  .settings-panel.open {
    transform: translate3d(0, 0, 0);
    -webkit-transform: translate3d(0, 0, 0);
  }

  .settings-header-mobile {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    padding-bottom: 12px;
    margin-bottom: 16px;
  }

  .settings-label-desktop {
    display: none;
  }

  .btn-close-menu {
    background: transparent;
    border: none;
    color: var(--clr-text-dim);
    font-size: 1.2rem;
    cursor: pointer;
    transition: var(--transition);
    padding: 4px 8px;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .btn-close-menu:hover {
    color: #f87171;
  }

  .right-column {
    overflow: visible;
  }

  .password-text {
    font-size: 1.1rem;
    letter-spacing: 0.1em;
  }

  .history-list { max-height: 120px; }
  .email-list { max-height: 100px; }
}

@media (max-width: 360px) {
  .header-title { font-size: 1.1rem; }
  .pw-actions { flex-direction: column; }
}

/* ---------- Reduced Motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.1ms !important;
  }
  .bg-aura { display: none; }
  .glass-card { backdrop-filter: none; background: rgba(12, 12, 22, 0.95); }
}