/* ==========================================================================
   The Where Did I Put It Vault — Design Token Architecture
   ========================================================================== */

:root {
  /* Motion */
  --transition-base: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);

  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', 'Cascadia Code', Consolas, monospace;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;

  /* Radii */
  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.25rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.12);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.18);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.24);
  --shadow-glow: 0 0 24px var(--color-accent-glow);

  /* Z-index */
  --z-header: 100;
  --z-overlay: 200;
  --z-toast: 300;
}

/* Premium Dark Mode (default) */
[data-theme="dark"] {
  --color-bg: #09090b;
  --color-surface: #18181b;
  --color-surface-elevated: #27272a;
  --color-surface-glass: rgba(24, 24, 27, 0.72);
  --color-border: rgba(255, 255, 255, 0.08);
  --color-border-strong: rgba(255, 255, 255, 0.14);
  --color-text: #fafafa;
  --color-text-muted: #a1a1aa;
  --color-text-subtle: #71717a;
  --color-accent: #10b981;
  --color-accent-hover: #059669;
  --color-accent-muted: rgba(16, 185, 129, 0.15);
  --color-accent-glow: rgba(16, 185, 129, 0.45);
  --color-danger: #ef4444;
  --color-danger-muted: rgba(239, 68, 68, 0.15);
  --color-highlight: rgba(16, 185, 129, 0.35);
  --color-record-idle: #27272a;
  --color-record-active: #10b981;
  --color-header-bg: rgba(9, 9, 11, 0.88);
  --color-overlay-bg: rgba(0, 0, 0, 0.65);
  --color-toast-bg: #27272a;
  --meta-theme-color: #09090b;
}

/* Premium Light Mode */
[data-theme="light"] {
  --color-bg: #ffffff;
  --color-surface: #f4f4f5;
  --color-surface-elevated: #ffffff;
  --color-surface-glass: rgba(255, 255, 255, 0.78);
  --color-border: rgba(0, 0, 0, 0.08);
  --color-border-strong: rgba(0, 0, 0, 0.12);
  --color-text: #18181b;
  --color-text-muted: #52525b;
  --color-text-subtle: #a1a1aa;
  --color-accent: #4f46e5;
  --color-accent-hover: #4338ca;
  --color-accent-muted: rgba(79, 70, 229, 0.12);
  --color-accent-glow: rgba(79, 70, 229, 0.35);
  --color-danger: #dc2626;
  --color-danger-muted: rgba(220, 38, 38, 0.12);
  --color-highlight: rgba(79, 70, 229, 0.25);
  --color-record-idle: #e4e4e7;
  --color-record-active: #4f46e5;
  --color-header-bg: rgba(255, 255, 255, 0.92);
  --color-overlay-bg: rgba(0, 0, 0, 0.4);
  --color-toast-bg: #ffffff;
  --meta-theme-color: #ffffff;
}

/* ==========================================================================
   Reset & Base
   ========================================================================== */

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

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.5;
  min-height: 100dvh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color 0.3s cubic-bezier(0.4, 0, 0.2, 1), color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}

/* ==========================================================================
   Ambient Background
   ========================================================================== */

.ambient-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.ambient-bg__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--color-border) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-border) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, black 20%, transparent 70%);
  opacity: 0.5;
}

.ambient-bg__glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.35;
  animation: ambientDrift 12s ease-in-out infinite alternate;
}

.ambient-bg__glow--1 {
  width: 320px;
  height: 320px;
  top: -80px;
  left: -60px;
  background: var(--color-accent);
}

.ambient-bg__glow--2 {
  width: 280px;
  height: 280px;
  bottom: 10%;
  right: -80px;
  background: var(--color-accent);
  animation-delay: -6s;
  opacity: 0.2;
}

@keyframes ambientDrift {
  from { transform: translate(0, 0) scale(1); }
  to { transform: translate(30px, 20px) scale(1.1); }
}

button,
input,
textarea {
  font: inherit;
  color: inherit;
  border: none;
  background: none;
}

button {
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

ul {
  list-style: none;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ==========================================================================
   App Shell
   ========================================================================== */

.app {
  position: relative;
  z-index: 1;
  max-width: 480px;
  margin: 0 auto;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  padding-bottom: env(safe-area-inset-bottom, 0);
}

.main {
  flex: 1;
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

/* ==========================================================================
   Header
   ========================================================================== */

.header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--space-md);
  padding-top: calc(var(--space-md) + env(safe-area-inset-top, 0));
  background: var(--color-header-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition-base);
}

.header__brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.header__lock-icon {
  color: var(--color-accent);
  flex-shrink: 0;
  transition: var(--transition-base);
}

.header__titles {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.header__title {
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.header__subtitle {
  font-size: 0.6875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.persistence-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.625rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-accent);
  background: var(--color-accent-muted);
  padding: 0.3rem 0.5rem;
  border-radius: var(--radius-full);
  white-space: nowrap;
  transition: var(--transition-base);
  animation: badgeFadeIn 0.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.persistence-badge--hidden {
  display: none;
}

@keyframes badgeFadeIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  transition: var(--transition-base);
}

.theme-toggle:hover {
  background: var(--color-surface-elevated);
  border-color: var(--color-border-strong);
}

.theme-toggle:active {
  transform: scale(0.94);
}

.theme-toggle__icon {
  position: absolute;
  transition: var(--transition-base);
}

.theme-toggle__icon--sun {
  opacity: 0;
  transform: rotate(-90deg) scale(0.5);
}

.theme-toggle__icon--moon {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

[data-theme="light"] .theme-toggle__icon--sun {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

[data-theme="light"] .theme-toggle__icon--moon {
  opacity: 0;
  transform: rotate(90deg) scale(0.5);
}

.theme-toggle {
  position: relative;
}

.install-button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-md);
  background: var(--color-accent-muted);
  border: 1px solid var(--color-accent);
  color: var(--color-accent);
  transition: var(--transition-base);
}

.install-button:hover {
  background: var(--color-accent);
  color: #fff;
}

.install-button:active {
  transform: scale(0.94);
}

.install-button--hidden {
  display: none;
}

.persistence-badge--compact {
  max-width: 2rem;
  overflow: hidden;
  padding: 0.3rem;
}

@media (max-width: 380px) {
  .persistence-badge span.persistence-badge__text {
    display: none;
  }

  .persistence-badge {
    padding: 0.35rem;
  }
}

/* ==========================================================================
   Search Module
   ========================================================================== */

.search-module {
  position: relative;
}

.search-bar {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 0 var(--space-md);
  transition: var(--transition-base);
}

.search-bar:focus-within {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-muted);
}

.search-bar__icon {
  color: var(--color-text-subtle);
  flex-shrink: 0;
  transition: var(--transition-base);
}

.search-bar:focus-within .search-bar__icon {
  color: var(--color-accent);
}

.search-bar__input {
  flex: 1;
  padding: 0.875rem 0;
  background: transparent;
  outline: none;
}

.search-bar__input::placeholder {
  color: var(--color-text-subtle);
}

.search-bar__input::-webkit-search-cancel-button {
  display: none;
}

.search-bar__clear {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  transition: var(--transition-base);
}

.search-bar__clear:hover {
  background: var(--color-surface-elevated);
  color: var(--color-text);
}

.search-bar__clear--hidden {
  display: none;
}

.search-results {
  position: absolute;
  top: calc(100% + var(--space-xs));
  left: 0;
  right: 0;
  z-index: 50;
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  max-height: 280px;
  overflow-y: auto;
  transition: var(--transition-base);
  transform-origin: top center;
}

.search-results--hidden {
  display: none;
}

.search-result-item {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: var(--space-sm) var(--space-md);
  border-bottom: 1px solid var(--color-border);
  cursor: pointer;
  transition: var(--transition-base);
}

.search-result-item:last-child {
  border-bottom: none;
}

.search-result-item:hover,
.search-result-item:focus-visible {
  background: var(--color-accent-muted);
  outline: none;
}

.search-result-item__item {
  font-weight: 600;
  font-size: 0.9375rem;
}

.search-result-item__location {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.search-highlight {
  background: var(--color-highlight);
  color: inherit;
  border-radius: 2px;
  padding: 0 1px;
}

.search-result-item--active {
  background: var(--color-accent-muted);
}

.search-result-item__time {
  font-size: 0.6875rem;
  color: var(--color-text-subtle);
  margin-top: 0.1rem;
}

.search-results__empty {
  padding: var(--space-md);
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.875rem;
}

/* ==========================================================================
   Visualizer Card
   ========================================================================== */

.visualizer-card {
  background: var(--color-surface-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-lg);
  min-height: 120px;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  transition: var(--transition-base);
}

.visualizer-card--listening {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-glow);
}

.visualizer-card--processing {
  border-color: var(--color-accent);
}

.visualizer-card--saved {
  border-color: var(--color-accent);
  animation: savedPulse 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes savedPulse {
  0% { box-shadow: 0 0 0 0 var(--color-accent-glow); }
  50% { box-shadow: 0 0 24px 4px var(--color-accent-glow); }
  100% { box-shadow: 0 0 0 0 transparent; }
}

.visualizer-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
}

.engine-state {
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.25rem 0.625rem;
  border-radius: var(--radius-full);
  transition: var(--transition-base);
}

.engine-state--ready {
  color: var(--color-text-muted);
  background: var(--color-surface);
}

.engine-state--listening {
  color: var(--color-accent);
  background: var(--color-accent-muted);
  animation: statePulse 1.5s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

.engine-state--processing {
  color: var(--color-accent);
  background: var(--color-accent-muted);
}

.engine-state--saved {
  color: #fff;
  background: var(--color-accent);
}

.engine-state--error {
  color: var(--color-danger);
  background: var(--color-danger-muted);
}

@keyframes statePulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

.engine-label {
  font-size: 0.6875rem;
  color: var(--color-text-subtle);
  font-family: var(--font-mono);
}

.transcript-display {
  font-size: 1.0625rem;
  line-height: 1.6;
  min-height: 2.5rem;
  word-break: break-word;
  transition: var(--transition-base);
}

.transcript-display__placeholder {
  color: var(--color-text-subtle);
  font-size: 0.9375rem;
  font-style: italic;
}

.transcript-display__word {
  display: inline;
  transition: var(--transition-fast);
}

.transcript-display__word--interim {
  color: var(--color-text-muted);
  opacity: 0.7;
}

.transcript-display__word--final {
  color: var(--color-text);
}

.interim-transcript {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  min-height: 0;
}

/* Audio Visualizer Bars */
.audio-bars {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 3px;
  height: 28px;
  margin-top: var(--space-xs);
}

.audio-bars--hidden {
  display: none;
}

.audio-bars__bar {
  width: 4px;
  height: 8px;
  border-radius: 2px;
  background: var(--color-accent);
  opacity: 0.7;
  transform-origin: bottom center;
  animation: audioBar 0.8s ease-in-out infinite;
}

.audio-bars__bar:nth-child(1) { animation-delay: 0s; }
.audio-bars__bar:nth-child(2) { animation-delay: 0.1s; }
.audio-bars__bar:nth-child(3) { animation-delay: 0.2s; }
.audio-bars__bar:nth-child(4) { animation-delay: 0.15s; }
.audio-bars__bar:nth-child(5) { animation-delay: 0.05s; }
.audio-bars__bar:nth-child(6) { animation-delay: 0.25s; }
.audio-bars__bar:nth-child(7) { animation-delay: 0.12s; }

@keyframes audioBar {
  0%, 100% { transform: scaleY(0.4); opacity: 0.4; }
  50% { transform: scaleY(1.8); opacity: 1; }
}

/* Parse Preview */
.parse-preview {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: var(--space-sm);
  padding: 0.5rem 0.75rem;
  background: var(--color-accent-muted);
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-md);
  font-size: 0.8125rem;
  animation: parsePreviewIn 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.parse-preview--hidden {
  display: none;
}

@keyframes parsePreviewIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.parse-preview__label {
  font-size: 0.625rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent);
}

.parse-preview__item {
  font-weight: 700;
  color: var(--color-text);
}

.parse-preview__arrow {
  color: var(--color-accent);
  flex-shrink: 0;
}

.parse-preview__location {
  font-weight: 600;
  color: var(--color-text-muted);
}

/* ==========================================================================
   Record Button & Ripple
   ========================================================================== */

.record-zone {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) 0;
  position: relative;
}

.record-ripple {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 5.5rem;
  height: 5.5rem;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.record-ripple--active {
  opacity: 1;
}

.record-ripple__ring {
  position: absolute;
  inset: 0;
  border-radius: var(--radius-full);
  border: 2px solid var(--color-accent);
  opacity: 0;
}

.record-ripple--active .record-ripple__ring--1 {
  animation: rippleGlow 2s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

.record-ripple--active .record-ripple__ring--2 {
  animation: rippleGlow 2s cubic-bezier(0.4, 0, 0.2, 1) 0.4s infinite;
}

.record-ripple--active .record-ripple__ring--3 {
  animation: rippleGlow 2s cubic-bezier(0.4, 0, 0.2, 1) 0.8s infinite;
}

@keyframes rippleGlow {
  0% {
    transform: scale(1);
    opacity: 0.6;
    box-shadow: 0 0 0 0 var(--color-accent-glow);
  }
  50% {
    transform: scale(1.8);
    opacity: 0.2;
    box-shadow: 0 0 32px 8px var(--color-accent-glow);
  }
  100% {
    transform: scale(2.4);
    opacity: 0;
    box-shadow: 0 0 48px 16px transparent;
  }
}

.record-button {
  position: relative;
  z-index: 2;
  width: 5.5rem;
  height: 5.5rem;
  border-radius: var(--radius-full);
  background: var(--color-record-idle);
  border: 2px solid var(--color-border-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
}

.record-button:hover {
  transform: scale(1.04);
  box-shadow: var(--shadow-lg);
}

.record-button:active {
  transform: scale(0.96);
}

.record-button--active {
  background: var(--color-record-active);
  border-color: var(--color-record-active);
  color: #ffffff;
  box-shadow: 0 0 32px var(--color-accent-glow), var(--shadow-lg);
  animation: recordButtonPulse 1.5s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

@keyframes recordButtonPulse {
  0%, 100% {
    transform: scale(1);
    box-shadow: 0 0 32px var(--color-accent-glow), var(--shadow-lg);
  }
  50% {
    transform: scale(1.06);
    box-shadow: 0 0 48px var(--color-accent-glow), 0 0 64px var(--color-accent-glow);
  }
}

.record-button__icon {
  position: absolute;
  transition: var(--transition-base);
}

.record-button__icon--mic {
  opacity: 1;
  transform: scale(1);
}

.record-button__icon--stop {
  opacity: 0;
  transform: scale(0.5);
}

.record-button--active .record-button__icon--mic {
  opacity: 0;
  transform: scale(0.5);
}

.record-button--active .record-button__icon--stop {
  opacity: 1;
  transform: scale(1);
}

.record-zone__hint {
  font-size: 0.75rem;
  color: var(--color-text-subtle);
  letter-spacing: 0.02em;
}

.record-zone__hint kbd {
  display: inline-block;
  padding: 0.1rem 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 4px;
}

.record-zone__actions {
  display: flex;
  justify-content: center;
  margin-top: var(--space-xs);
}

.record-zone__manual {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.4rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-muted);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  transition: var(--transition-base);
}

.record-zone__manual:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
  background: var(--color-accent-muted);
}

.record-zone__manual:active {
  transform: scale(0.96);
}

/* ==========================================================================
   Data Actions
   ========================================================================== */

.data-actions {
  display: flex;
  gap: var(--space-sm);
}

.data-action-btn {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.75rem var(--space-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-muted);
  transition: var(--transition-base);
}

.data-action-btn:hover {
  background: var(--color-surface-elevated);
  border-color: var(--color-border-strong);
  color: var(--color-text);
}

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

.data-action-btn--import {
  cursor: pointer;
}

/* ==========================================================================
   History Dashboard
   ========================================================================== */

.history-dashboard {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  min-height: 200px;
}

.history-dashboard__header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
}

.history-dashboard__title {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.history-dashboard__count {
  font-size: 0.75rem;
  color: var(--color-text-subtle);
  font-weight: 500;
}

.history-stats {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.history-stats--hidden {
  display: none;
}

.history-stats__chip {
  font-size: 0.6875rem;
  font-weight: 600;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-full);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
}

.history-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.history-list--hidden {
  display: none;
}

.history-card-wrapper {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
}

.history-card-wrapper__delete-bg {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding-right: var(--space-lg);
  background: var(--color-danger);
  color: #fff;
  font-size: 0.8125rem;
  font-weight: 700;
  border-radius: var(--radius-lg);
}

.history-card {
  display: flex;
  align-items: stretch;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), var(--transition-base);
  animation: cardEnter 0.35s cubic-bezier(0.4, 0, 0.2, 1) forwards;
  touch-action: pan-y;
  will-change: transform;
}

.history-card--swiping {
  transition: none;
}

.history-card--copied {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 2px var(--color-accent-muted);
}

@keyframes cardEnter {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.history-card-wrapper--removing {
  animation: cardExit 0.3s cubic-bezier(0.4, 0, 0.2, 1) forwards;
  overflow: hidden;
}

.history-card--removing {
  animation: cardExit 0.3s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes cardExit {
  from {
    opacity: 1;
    transform: translateX(0);
    max-height: 120px;
  }
  to {
    opacity: 0;
    transform: translateX(40px);
    max-height: 0;
    margin-bottom: 0;
    padding: 0;
  }
}

.history-card__content {
  flex: 1;
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  min-width: 0;
  cursor: pointer;
  transition: var(--transition-base);
}

.history-card__content:hover {
  background: var(--color-accent-muted);
}

.history-card__content:active {
  background: var(--color-accent-muted);
}

.history-card__item {
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: -0.01em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.history-card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.history-card__location {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.history-card__location svg {
  color: var(--color-accent);
  flex-shrink: 0;
}

.history-card__time {
  font-size: 0.75rem;
  color: var(--color-text-subtle);
}

.history-card__delete {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3.5rem;
  flex-shrink: 0;
  background: transparent;
  color: var(--color-text-subtle);
  border-left: 1px solid var(--color-border);
  transition: var(--transition-base);
}

.history-card__delete:hover {
  background: var(--color-danger-muted);
  color: var(--color-danger);
}

.history-card__delete:active {
  background: var(--color-danger);
  color: #ffffff;
}

.history-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-2xl) var(--space-md);
  color: var(--color-text-subtle);
  text-align: center;
}

.history-empty--hidden {
  display: none;
}

.history-empty p {
  font-size: 0.9375rem;
}

.history-empty__sub {
  font-size: 0.8125rem;
  opacity: 0.7;
}

.example-chips {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
  width: 100%;
  max-width: 280px;
}

.example-chip {
  padding: 0.6rem 0.875rem;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-muted);
  background: var(--color-surface);
  border: 1px dashed var(--color-border-strong);
  border-radius: var(--radius-md);
  transition: var(--transition-base);
  text-align: center;
}

.example-chip:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
  background: var(--color-accent-muted);
}

.example-chip:active {
  transform: scale(0.98);
}

/* ==========================================================================
   Manual Input Overlay
   ========================================================================== */

.manual-overlay {
  position: fixed;
  inset: 0;
  z-index: var(--z-overlay);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  transition: var(--transition-base);
}

.manual-overlay--hidden {
  display: none;
}

.manual-overlay__backdrop {
  position: absolute;
  inset: 0;
  background: var(--color-overlay-bg);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  animation: fadeIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.manual-overlay__panel {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 480px;
  background: var(--color-surface-elevated);
  border-top-left-radius: var(--radius-xl);
  border-top-right-radius: var(--radius-xl);
  padding: var(--space-lg);
  padding-bottom: calc(var(--space-lg) + env(safe-area-inset-bottom, 0));
  box-shadow: var(--shadow-lg);
  animation: slideUp 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slideUp {
  from {
    transform: translateY(100%);
  }
  to {
    transform: translateY(0);
  }
}

.manual-overlay__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-sm);
}

.manual-overlay__title {
  font-size: 1.125rem;
  font-weight: 700;
}

.manual-overlay__close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  transition: var(--transition-base);
}

.manual-overlay__close:hover {
  background: var(--color-surface);
  color: var(--color-text);
}

.manual-overlay__desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
  line-height: 1.5;
}

.manual-overlay__textarea {
  width: 100%;
  padding: var(--space-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  resize: vertical;
  min-height: 5rem;
  outline: none;
  transition: var(--transition-base);
  margin-bottom: var(--space-md);
}

.manual-overlay__textarea:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-muted);
}

.manual-overlay__submit {
  width: 100%;
  padding: 0.875rem;
  background: var(--color-accent);
  color: #ffffff;
  font-weight: 700;
  font-size: 0.9375rem;
  border-radius: var(--radius-md);
  transition: var(--transition-base);
}

.manual-overlay__submit:hover {
  background: var(--color-accent-hover);
}

.manual-overlay__submit:active {
  transform: scale(0.98);
}

/* ==========================================================================
   Toast Notifications
   ========================================================================== */

.toast-container {
  position: fixed;
  bottom: calc(var(--space-lg) + env(safe-area-inset-bottom, 0));
  left: 50%;
  transform: translateX(-50%);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  pointer-events: none;
  width: calc(100% - 2rem);
  max-width: 400px;
}

.toast {
  padding: 0.75rem var(--space-md);
  background: var(--color-toast-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  font-size: 0.875rem;
  font-weight: 500;
  text-align: center;
  animation: toastIn 0.35s cubic-bezier(0.4, 0, 0.2, 1) forwards;
  transition: var(--transition-base);
  pointer-events: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
}

.toast__action {
  padding: 0.25rem 0.625rem;
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-accent);
  background: var(--color-accent-muted);
  border-radius: var(--radius-sm);
  transition: var(--transition-base);
  flex-shrink: 0;
}

.toast__action:hover {
  background: var(--color-accent);
  color: #fff;
}

.toast--success {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.toast--error {
  border-color: var(--color-danger);
  color: var(--color-danger);
}

.toast--exit {
  animation: toastOut 0.3s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes toastIn {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes toastOut {
  from {
    opacity: 1;
    transform: translateY(0);
  }
  to {
    opacity: 0;
    transform: translateY(16px);
  }
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (min-width: 481px) {
  .main {
    padding: var(--space-lg);
  }

  .manual-overlay {
    align-items: center;
    padding: var(--space-lg);
  }

  .manual-overlay__panel {
    border-radius: var(--radius-xl);
    padding-bottom: var(--space-lg);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}