/**
 * TinyWords – Notebook Theme
 * SSOT: docs/17_UI_STYLE_NOTEBOOK_THEME.md
 */

/* === Design Tokens === */
:root {
  /* Background */
  --bg-primary: #F7F4ED;
  --bg-surface: #FFFDF8;

  /* Text */
  --text-primary: #2A241E;
  --text-secondary: #6B6258;

  /* Lines */
  --line-default: #E5DDD1;
  --line-dashed: #DDD6C7;

  /* Brand */
  --brand-primary: #6E5B45;
  --brand-soft: #EDE3D5;

  /* State */
  --state-success: #3C7A57;
  --state-success-bg: #EEF6EA;
  --state-warning: #C08A2E;
  --state-warning-bg: #FDF6E3;
  --state-error: #B85042;
  --state-error-bg: #FBF0EE;
  --state-info: #4A6FA5;
  --state-info-bg: #EDF2FA;

  /* Spacing */
  --space-4: 4px;
  --space-8: 8px;
  --space-12: 12px;
  --space-16: 16px;
  --space-20: 20px;
  --space-24: 24px;
  --space-32: 32px;

  /* Radius */
  --radius-8: 8px;
  --radius-12: 12px;
  --radius-16: 16px;
  --radius-pill: 999px;

  /* Shadows */
  --shadow-card: 0 1px 3px rgba(0,0,0,0.04);
  --shadow-modal: 0 4px 16px rgba(0,0,0,0.12);

  /* Transitions */
  --transition-fast: 150ms ease-out;
  --transition-normal: 220ms ease-out;
}

/* === Reset & Base === */
* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans KR", sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* === App Container === */
.app {
  max-width: 520px;
  margin: 0 auto;
  padding: var(--space-16);
  min-height: 100vh;
}

/* === Error Banner === */
.error-banner {
  background: var(--state-error-bg);
  color: var(--state-error);
  border: 1px solid var(--state-error);
  border-radius: var(--radius-8);
  padding: var(--space-12) var(--space-16);
  margin-bottom: var(--space-16);
  font-size: 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.error-banner .retry-btn {
  background: var(--state-error);
  color: #fff;
  border: none;
  border-radius: var(--radius-8);
  padding: var(--space-4) var(--space-12);
  cursor: pointer;
  font-size: 13px;
}

/* === Header === */
.header {
  margin-bottom: var(--space-20);
}
.header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  font-size: 24px;
  font-weight: 600;
  color: var(--brand-primary);
}
.streak-mini {
  font-size: 13px;
  color: var(--text-secondary);
  background: var(--brand-soft);
  padding: var(--space-4) var(--space-12);
  border-radius: var(--radius-pill);
}
.sub {
  margin-top: var(--space-4);
  color: var(--text-secondary);
  font-size: 14px;
}

/* === Tabs === */
.tabs {
  display: flex;
  gap: var(--space-4);
  margin-bottom: var(--space-16);
  border-bottom: 1px solid var(--line-default);
  padding-bottom: 0;
}
.tab {
  flex: 1;
  border: none;
  background: transparent;
  padding: var(--space-8) var(--space-4);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all var(--transition-fast);
  min-height: 44px;
}
.tab:hover {
  color: var(--brand-primary);
}
.tab.active {
  color: var(--brand-primary);
  border-bottom-color: var(--brand-primary);
  font-weight: 600;
}

/* === Panel === */
.panel {
  background: var(--bg-surface);
  border: 1px solid var(--line-default);
  border-radius: var(--radius-16);
  padding: var(--space-20);
  box-shadow: var(--shadow-card);
  min-height: 300px;
}
.hidden { display: none !important; }

/* === Typography === */
.section-title {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: var(--space-16);
  color: var(--text-primary);
}
.section-subtitle {
  font-size: 16px;
  font-weight: 500;
  margin-bottom: var(--space-12);
  color: var(--text-primary);
}
.meta-text {
  color: var(--text-secondary);
  font-size: 14px;
}
.caption {
  color: var(--text-secondary);
  font-size: 13px;
}

/* === Progress Card === */
.progress-card {
  background: var(--brand-soft);
  border-radius: var(--radius-12);
  padding: var(--space-16);
  margin-bottom: var(--space-20);
}
.progress-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-12);
}
.progress-label {
  font-size: 14px;
  color: var(--text-secondary);
}
.progress-count {
  font-size: 18px;
  font-weight: 600;
  color: var(--brand-primary);
}
.progress-bar-outer {
  background: rgba(110,91,69,0.15);
  border-radius: var(--radius-pill);
  height: 8px;
  overflow: hidden;
}
.progress-bar-inner {
  background: var(--brand-primary);
  height: 100%;
  border-radius: var(--radius-pill);
  transition: width var(--transition-normal);
  min-width: 0;
}
.progress-copy {
  margin-top: var(--space-8);
  font-size: 13px;
  color: var(--text-secondary);
}

/* === Card / Item === */
.card {
  border: 1px solid var(--line-default);
  border-radius: var(--radius-12);
  padding: var(--space-16);
  margin-bottom: var(--space-12);
  background: var(--bg-surface);
  box-shadow: var(--shadow-card);
}
.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
  margin-bottom: var(--space-8);
}
.card-header.card-toggle {
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
  border-radius: var(--radius-8);
  margin: calc(-1 * var(--space-8));
  padding: var(--space-8);
  margin-bottom: var(--space-4);
  transition: background var(--transition-fast);
}
.card-header.card-toggle:hover {
  background: rgba(0, 0, 0, 0.03);
}
.card-header-left {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  min-width: 0;
}
.card-chevron {
  font-size: 16px;
  color: var(--text-secondary);
  transition: transform 0.25s ease;
  display: inline-flex;
  align-items: center;
}
.card-chevron-open {
  transform: rotate(180deg);
}

/* Card body fold/unfold */
.card-body {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.3s ease;
}
.card-body-inner {
  overflow: hidden;
}
.card-body-open {
  grid-template-rows: 1fr;
}

.card-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
}
.card-subtitle {
  font-size: 14px;
  color: var(--text-secondary);
}

/* === Chips === */
.chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-4);
  padding: 2px var(--space-8);
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 500;
}
.chip-pending { background: #EDE3D5; color: var(--text-secondary); }
.chip-success { background: var(--state-success-bg); color: var(--state-success); }
.chip-done { background: var(--state-success-bg); color: var(--state-success); }
.chip-fail { background: var(--state-error-bg); color: var(--state-error); }
.chip-overdue { background: var(--state-warning-bg); color: var(--state-warning); }
.chip-today { background: var(--state-info-bg); color: var(--state-info); }
.chip-type {
  background: var(--brand-soft);
  color: var(--brand-primary);
}

.chips-row {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-top: var(--space-4);
}

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  border: none;
  border-radius: var(--radius-8);
  padding: var(--space-8) var(--space-16);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  min-height: 44px;
  min-width: 44px;
  transition: all var(--transition-fast);
}
.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}
.btn-primary {
  background: var(--brand-primary);
  color: #fff;
}
.btn-primary:hover:not(:disabled) {
  background: #5A4A38;
}
.btn-secondary {
  background: var(--brand-soft);
  color: var(--text-primary);
}
.btn-secondary:hover:not(:disabled) {
  background: #DDD2C0;
}
.btn-tertiary {
  background: transparent;
  color: var(--brand-primary);
}
.btn-tertiary:hover:not(:disabled) {
  background: var(--brand-soft);
}
.btn-danger {
  background: var(--state-error);
  color: #fff;
}
.btn-danger:hover:not(:disabled) {
  background: #9A3F34;
}
.btn-sm {
  padding: var(--space-4) var(--space-12);
  font-size: 13px;
  min-height: 36px;
}
.btn-block {
  width: 100%;
}

.actions-row {
  display: flex;
  gap: var(--space-8);
  flex-wrap: wrap;
  margin-top: var(--space-12);
}

/* === Completion Panel === */
.completion-panel {
  background: var(--state-success-bg);
  border: 1px solid var(--state-success);
  border-radius: var(--radius-12);
  padding: var(--space-20);
  text-align: center;
  margin-bottom: var(--space-16);
}
.completion-panel h3 {
  color: var(--state-success);
  font-size: 18px;
  margin-bottom: var(--space-8);
}
.completion-panel p {
  color: var(--state-success);
  font-size: 14px;
  margin-bottom: var(--space-12);
}

/* === Compose area (sentence) === */
.compose-area {
  margin-top: var(--space-12);
  padding-top: var(--space-12);
  border-top: 1px dashed var(--line-dashed);
}
.compose-label {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: var(--space-4);
  display: block;
}
textarea {
  width: 100%;
  min-height: 70px;
  border: 1px solid var(--line-default);
  border-radius: var(--radius-8);
  padding: var(--space-8) var(--space-12);
  font-family: inherit;
  font-size: 15px;
  background: var(--bg-surface);
  color: var(--text-primary);
  resize: vertical;
  transition: border-color var(--transition-fast);
}
textarea:focus {
  outline: none;
  border-color: var(--brand-primary);
}

/* === Coach Feedback === */
.coach-feedback {
  margin-top: var(--space-8);
  padding: var(--space-12);
  border-radius: var(--radius-8);
  background: var(--state-success-bg);
  border: 1px solid rgba(60,122,87,0.2);
}
.coach-overall {
  font-weight: 600;
  margin-bottom: var(--space-4);
}
.coach-overall.good { color: var(--state-success); }
.coach-overall.needs_fix { color: var(--state-warning); }
.coach-overall.retry { color: var(--state-error); }
.coach-score {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: var(--space-8);
}
.coach-message {
  font-size: 14px;
  color: var(--text-primary);
  margin-bottom: var(--space-8);
}
.coach-highlight {
  font-size: 13px;
  color: var(--text-secondary);
  padding: var(--space-4) 0;
  border-top: 1px solid var(--line-default);
}
.coach-suggestion {
  font-size: 13px;
  color: var(--state-info);
  font-style: italic;
  margin-top: var(--space-4);
}
.coach-next-action {
  font-size: 13px;
  font-weight: 500;
  color: var(--brand-primary);
  margin-top: var(--space-8);
}

/* === Recording area === */
.record-area {
  margin-top: var(--space-12);
  padding-top: var(--space-12);
  border-top: 1px dashed var(--line-dashed);
}
.record-status {
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: var(--space-8);
  margin-bottom: var(--space-8);
}
.record-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--state-error);
  animation: pulse 1s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}
.score-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 600;
  margin-top: var(--space-8);
}
.score-high { background: var(--state-success-bg); color: var(--state-success); }
.score-mid { background: var(--state-warning-bg); color: var(--state-warning); }
.score-low { background: var(--state-error-bg); color: var(--state-error); }

audio {
  width: 100%;
  margin-top: var(--space-8);
  border-radius: var(--radius-8);
}

/* === Summary Card (Inbox) === */
.summary-card {
  background: var(--brand-soft);
  border-radius: var(--radius-12);
  padding: var(--space-16);
  margin-bottom: var(--space-16);
}
.summary-row {
  display: flex;
  justify-content: space-around;
  text-align: center;
  margin-bottom: var(--space-12);
}
.summary-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.summary-number {
  font-size: 20px;
  font-weight: 600;
  color: var(--brand-primary);
}
.summary-label {
  font-size: 12px;
  color: var(--text-secondary);
}

/* === Empty state === */
.empty-state {
  text-align: center;
  padding: var(--space-32) var(--space-16);
}
.empty-state .empty-icon {
  font-size: 40px;
  margin-bottom: var(--space-12);
  opacity: 0.4;
}
.empty-state p {
  color: var(--text-secondary);
  font-size: 15px;
  margin-bottom: var(--space-16);
}

/* === History === */
.streak-summary {
  background: var(--brand-soft);
  border-radius: var(--radius-12);
  padding: var(--space-16);
  margin-bottom: var(--space-16);
  display: flex;
  justify-content: space-around;
  text-align: center;
}
.streak-value {
  font-size: 24px;
  font-weight: 600;
  color: var(--brand-primary);
}
.streak-label {
  font-size: 12px;
  color: var(--text-secondary);
}

.filter-bar {
  display: flex;
  gap: var(--space-4);
  margin-bottom: var(--space-16);
}
.filter-btn {
  flex: 1;
  border: 1px solid var(--line-default);
  background: var(--bg-surface);
  padding: var(--space-8);
  border-radius: var(--radius-8);
  font-size: 13px;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  min-height: 36px;
}
.filter-btn.active {
  background: var(--brand-primary);
  color: #fff;
  border-color: var(--brand-primary);
}

.day-section {
  margin-bottom: var(--space-16);
}
.day-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-8) 0;
  border-bottom: 1px solid var(--line-default);
  margin-bottom: var(--space-8);
}
.day-date {
  font-weight: 600;
  font-size: 15px;
}
.day-status {
  font-size: 13px;
}

.day-detail {
  padding: var(--space-8);
  background: var(--bg-primary);
  border-radius: var(--radius-8);
  margin-top: var(--space-8);
}
.detail-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-4) 0;
  font-size: 14px;
}

/* === Settings === */
.settings-section {
  margin-bottom: var(--space-24);
}
.settings-section-title {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-secondary);
  margin-bottom: var(--space-12);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--line-default);
}
.setting-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-12) 0;
  border-bottom: 1px solid rgba(229,221,209,0.5);
}
.setting-label {
  font-size: 15px;
  color: var(--text-primary);
}
.setting-value {
  font-size: 14px;
  color: var(--text-secondary);
}

/* Segmented Control */
.segmented-control {
  display: flex;
  gap: 0;
  border: 1px solid var(--line-default);
  border-radius: var(--radius-8);
  overflow: hidden;
}
.segment {
  flex: 1;
  border: none;
  background: var(--bg-surface);
  padding: var(--space-8) var(--space-12);
  font-size: 14px;
  cursor: pointer;
  transition: all var(--transition-fast);
  min-height: 36px;
  color: var(--text-secondary);
}
.segment:not(:last-child) {
  border-right: 1px solid var(--line-default);
}
.segment.active {
  background: var(--brand-primary);
  color: #fff;
  font-weight: 600;
}

/* Toggle switch */
.toggle {
  position: relative;
  width: 44px;
  height: 24px;
  background: var(--line-default);
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: background var(--transition-fast);
  border: none;
}
.toggle.on {
  background: var(--state-success);
}
.toggle::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #fff;
  transition: transform var(--transition-fast);
  box-shadow: 0 1px 2px rgba(0,0,0,0.15);
}
.toggle.on::after {
  transform: translateX(20px);
}

select {
  border: 1px solid var(--line-default);
  border-radius: var(--radius-8);
  padding: var(--space-8) var(--space-12);
  font-size: 14px;
  background: var(--bg-surface);
  color: var(--text-primary);
  min-height: 36px;
}

/* === Toast === */
.toast {
  position: fixed;
  bottom: var(--space-24);
  left: 50%;
  transform: translateX(-50%);
  background: var(--text-primary);
  color: var(--bg-surface);
  padding: var(--space-8) var(--space-20);
  border-radius: var(--radius-pill);
  font-size: 14px;
  box-shadow: var(--shadow-modal);
  z-index: 1000;
  transition: opacity var(--transition-normal);
  white-space: nowrap;
  max-width: calc(100vw - 32px);
  text-overflow: ellipsis;
  overflow: hidden;
  text-align: center;
}
.toast.hidden {
  opacity: 0;
  pointer-events: none;
}

/* === Modal === */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
}
.modal {
  background: var(--bg-surface);
  border-radius: var(--radius-16);
  padding: var(--space-24);
  max-width: 400px;
  width: 90%;
  box-shadow: var(--shadow-modal);
}
.modal h3 {
  margin-bottom: var(--space-12);
  font-size: 18px;
}
.modal p {
  margin-bottom: var(--space-16);
  color: var(--text-secondary);
  font-size: 14px;
}
.modal .actions-row {
  justify-content: flex-end;
}

/* === Heatmap (mini 7-day) === */
.heatmap {
  display: flex;
  gap: var(--space-4);
  margin-top: var(--space-8);
}
.heatmap-day {
  width: 24px;
  height: 24px;
  border-radius: var(--space-4);
  border: 1px solid var(--line-default);
}
.heatmap-day.complete { background: var(--state-success); border-color: var(--state-success); }
.heatmap-day.partial { background: var(--state-warning-bg); border-color: var(--state-warning); }
.heatmap-day.inactive { background: var(--bg-primary); }

/* === Responsive / Utility === */
.gap-8 { gap: var(--space-8); }
.gap-12 { gap: var(--space-12); }
.mt-8 { margin-top: var(--space-8); }
.mt-12 { margin-top: var(--space-12); }
.mt-16 { margin-top: var(--space-16); }
.mb-8 { margin-bottom: var(--space-8); }
.mb-12 { margin-bottom: var(--space-12); }
.mb-16 { margin-bottom: var(--space-16); }
.text-center { text-align: center; }

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

/* === Divider === */
.divider {
  height: 1px;
  background: var(--line-default);
  margin: var(--space-16) 0;
}

/* Learning step indicator */
.step-indicator {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  font-size: 13px;
  color: var(--text-secondary);
}
.step-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--line-default);
}
.step-dot.active {
  background: var(--brand-primary);
}
.step-dot.done {
  background: var(--state-success);
}
.step-dot.fail {
  background: var(--state-error);
}

/* Item type badge */
.type-badge {
  padding: 2px 6px;
  border-radius: var(--radius-pill);
  font-size: 11px;
  font-weight: 500;
  background: var(--brand-soft);
  color: var(--brand-primary);
  text-transform: uppercase;
}

/* Example sentence styling */
.example-sentence {
  background: var(--bg-primary);
  padding: var(--space-8) var(--space-12);
  border-radius: var(--radius-8);
  font-size: 14px;
  margin-top: var(--space-8);
  border-left: 3px solid var(--brand-primary);
}
.example-en {
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}
.example-ko {
  color: var(--text-secondary);
  font-size: 13px;
}

/* Version / Info */
.app-info {
  text-align: center;
  color: var(--text-secondary);
  font-size: 12px;
  margin-top: var(--space-16);
  padding-top: var(--space-12);
  border-top: 1px solid var(--line-default);
}

/* Loading */
.loading-spinner {
  text-align: center;
  padding: var(--space-32);
  color: var(--text-secondary);
}

/* ═══════════════════════════════════════════════
   Auth Screen — SSOT: docs/22_AUTH_SPEC.md §14
   ═══════════════════════════════════════════════ */

.auth-screen {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: var(--space-16);
  background: var(--bg-primary);
}

.auth-container {
  max-width: 400px;
  width: 100%;
}

.auth-header {
  text-align: center;
  margin-bottom: var(--space-32);
}

.auth-header .brand {
  font-size: 32px;
  margin-bottom: var(--space-4);
}

.auth-tagline {
  color: var(--text-secondary);
  font-size: 15px;
}

/* Auth Forms */
.auth-form {
  background: var(--bg-surface);
  border: 1px solid var(--line-default);
  border-radius: var(--radius-16);
  padding: var(--space-24);
  box-shadow: var(--shadow-card);
}

.auth-field {
  margin-bottom: var(--space-16);
}

.auth-field label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: var(--space-4);
}

.auth-field input {
  width: 100%;
  border: 1px solid var(--line-default);
  border-radius: var(--radius-8);
  padding: var(--space-12);
  font-size: 15px;
  font-family: inherit;
  background: var(--bg-surface);
  color: var(--text-primary);
  transition: border-color var(--transition-fast);
  min-height: 44px;
}

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

.auth-field input.input-error {
  border-color: var(--state-error);
}

/* Auth Terms / Checkbox */
.auth-terms {
  margin-bottom: var(--space-16);
  background: var(--bg-primary);
  border: 1px solid var(--line-default);
  border-radius: var(--radius-8);
  padding: var(--space-12);
}

.auth-checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: var(--space-8);
  font-size: 13px;
  color: var(--text-secondary);
  cursor: pointer;
  line-height: 1.4;
  padding: var(--space-4) 0;
}

.auth-checkbox-label input[type="checkbox"] {
  margin-top: 2px;
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  accent-color: var(--brand-primary);
  cursor: pointer;
}

.auth-checkbox-label a {
  color: var(--brand-primary);
  text-decoration: underline;
}

.auth-checkbox-label a:hover {
  color: var(--text-primary);
}

.auth-checkbox-label em {
  font-style: normal;
  font-size: 11px;
  color: var(--state-error);
}

/* 전체 동의 강조 */
.auth-checkbox-all {
  font-weight: 600;
  font-size: 14px;
  color: var(--text-primary);
}

.auth-terms-divider {
  height: 1px;
  background: var(--line-default);
  margin: var(--space-8) 0;
}

/* Auth Error/Success Messages */
.auth-error {
  background: var(--state-error-bg);
  color: var(--state-error);
  border-radius: var(--radius-8);
  padding: var(--space-8) var(--space-12);
  font-size: 13px;
  margin-bottom: var(--space-12);
}

.auth-success {
  background: var(--state-success-bg);
  color: var(--state-success);
  border-radius: var(--radius-8);
  padding: var(--space-8) var(--space-12);
  font-size: 13px;
  margin-bottom: var(--space-12);
}

/* Divider */
.auth-divider {
  display: flex;
  align-items: center;
  gap: var(--space-12);
  margin: var(--space-20) 0;
  color: var(--text-secondary);
  font-size: 13px;
}

.auth-divider::before,
.auth-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line-default);
}

/* Google Button */
.btn-google {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  background: var(--bg-surface);
  color: var(--text-primary);
  border: 1px solid var(--line-default);
  border-radius: var(--radius-8);
  padding: var(--space-12) var(--space-16);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  min-height: 44px;
  transition: all var(--transition-fast);
}

.btn-google:hover {
  background: var(--bg-primary);
  border-color: var(--brand-primary);
}

/* Auth Links */
.auth-links {
  margin-top: var(--space-20);
  text-align: center;
  font-size: 13px;
  color: var(--text-secondary);
}

.auth-links a {
  color: var(--brand-primary);
  text-decoration: none;
}

.auth-links a:hover {
  text-decoration: underline;
}

.auth-link-sep {
  color: var(--line-default);
  margin: 0 var(--space-4);
}

/* Password Reset */
.auth-reset-desc {
  color: var(--text-secondary);
  font-size: 14px;
  margin-bottom: var(--space-16);
  line-height: 1.5;
}

/* Email Confirmation Notice */
.auth-confirm-notice {
  background: var(--bg-surface);
  border: 1px solid var(--line-default);
  border-radius: var(--radius-16);
  padding: var(--space-32) var(--space-24);
  box-shadow: var(--shadow-card);
  text-align: center;
}

.auth-confirm-icon {
  font-size: 48px;
  margin-bottom: var(--space-16);
}

.auth-confirm-notice h3 {
  font-size: 18px;
  color: var(--text-primary);
  margin-bottom: var(--space-8);
}

.auth-confirm-notice p {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: var(--space-20);
  line-height: 1.5;
}

/* ── Legal Modal (약관/개인정보 모달) ── */
.legal-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1100;
  padding: var(--space-16);
}

.legal-modal {
  background: var(--bg-surface);
  border-radius: var(--radius-16);
  box-shadow: var(--shadow-modal);
  max-width: 560px;
  width: 100%;
  max-height: 80vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.legal-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-16) var(--space-20);
  border-bottom: 1px solid var(--line-default);
  flex-shrink: 0;
}

.legal-modal-header h2 {
  font-size: 17px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.legal-modal-close {
  width: 36px;
  height: 36px;
  border: none;
  background: transparent;
  font-size: 24px;
  color: var(--text-secondary);
  cursor: pointer;
  border-radius: var(--radius-8);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast);
  flex-shrink: 0;
}

.legal-modal-close:hover {
  background: var(--bg-primary);
  color: var(--text-primary);
}

.legal-modal-body {
  padding: var(--space-20);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.legal-modal-body h2 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin-top: var(--space-20);
  margin-bottom: var(--space-8);
}

.legal-modal-body h2:first-child {
  margin-top: 0;
}

.legal-modal-body h3 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin-top: var(--space-12);
  margin-bottom: var(--space-4);
}

.legal-modal-body p,
.legal-modal-body li {
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-secondary);
}

.legal-modal-body ul,
.legal-modal-body ol {
  padding-left: 18px;
  margin-bottom: var(--space-8);
}

.legal-modal-body li {
  margin-bottom: 2px;
}

.legal-modal-body table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-8) 0;
  font-size: 12px;
}

.legal-modal-body th,
.legal-modal-body td {
  border: 1px solid var(--line-default);
  padding: var(--space-4) var(--space-8);
  text-align: left;
}

.legal-modal-body th {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-weight: 600;
}

.legal-modal-body td {
  color: var(--text-secondary);
}

/* Auth loading state */
.auth-form button[disabled] {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-loading {
  pointer-events: none;
  opacity: 0.7;
}
.btn-loading::after {
  content: "";
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  margin-left: var(--space-8);
  vertical-align: middle;
}
.btn-secondary.btn-loading::after,
.btn-tertiary.btn-loading::after {
  border-color: rgba(0,0,0,0.15);
  border-top-color: var(--primary);
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ═══════════════════════════════════════════════
   Onboarding Screen
   ═══════════════════════════════════════════════ */

.onboarding-screen {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: var(--space-16);
  background: var(--bg-primary);
}

.onboarding-container {
  max-width: 440px;
  width: 100%;
}

/* Step progress dots */
.onboarding-progress {
  display: flex;
  justify-content: center;
  gap: var(--space-8);
  margin-bottom: var(--space-24);
}

.onboarding-progress-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--line-default);
  transition: all var(--transition-normal);
}

.onboarding-progress-dot.active {
  background: var(--brand-primary);
  transform: scale(1.2);
}

.onboarding-progress-dot.done {
  background: var(--state-success);
}

/* Onboarding Steps */
.onboarding-step {
  background: var(--bg-surface);
  border: 1px solid var(--line-default);
  border-radius: var(--radius-16);
  padding: var(--space-32) var(--space-24);
  box-shadow: var(--shadow-card);
  animation: fadeSlideIn 0.3s ease-out;
}

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

/* Step 1: Welcome */
.onboarding-welcome-icon {
  text-align: center;
  font-size: 56px;
  margin-bottom: var(--space-8);
}

.onboarding-title {
  text-align: center;
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}

.onboarding-subtitle {
  text-align: center;
  font-size: 15px;
  color: var(--text-secondary);
  margin-bottom: var(--space-24);
}

.onboarding-feature-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
  margin-bottom: var(--space-24);
}

.onboarding-feature {
  display: flex;
  align-items: flex-start;
  gap: var(--space-12);
}

.onboarding-feature-icon {
  font-size: 24px;
  flex-shrink: 0;
  margin-top: 2px;
}

.onboarding-feature strong {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.onboarding-feature p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* Steps 2-4: Question header */
.onboarding-step-header {
  text-align: center;
  margin-bottom: var(--space-24);
}

.onboarding-step-label {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.5px;
  color: var(--brand-primary);
  background: var(--brand-soft);
  padding: 2px 10px;
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-12);
}

.onboarding-question {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-8);
  line-height: 1.3;
}

.onboarding-hint {
  font-size: 14px;
  color: var(--text-secondary);
}

/* Option cards */
.onboarding-options {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  margin-bottom: var(--space-20);
}

.onboarding-option-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  padding: var(--space-16);
  background: var(--bg-surface);
  border: 2px solid var(--line-default);
  border-radius: var(--radius-12);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: left;
  font-family: inherit;
  width: 100%;
}

.onboarding-option-card:hover {
  border-color: var(--brand-primary);
  background: var(--brand-soft);
}

.onboarding-option-card.selected {
  border-color: var(--brand-primary);
  background: var(--brand-soft);
  box-shadow: 0 0 0 1px var(--brand-primary);
}

.onboarding-option-card .option-label {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
}

.onboarding-option-card .option-desc {
  font-size: 13px;
  color: var(--text-secondary);
}

/* Navigation */
.onboarding-nav {
  display: flex;
  gap: var(--space-12);
}

.onboarding-nav .btn-secondary {
  flex: 0 0 auto;
}

.onboarding-nav .btn-primary {
  flex: 1;
}

.onboarding-next-btn {
  margin-top: var(--space-8);
}

/* Change note */
.onboarding-change-note {
  text-align: center;
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: var(--space-16);
  font-style: italic;
}

/* ─── Home Dashboard ─── */
.home-greeting {
  text-align: center;
  padding: var(--space-24) var(--space-16) var(--space-16);
}
.home-greeting .greeting-emoji {
  font-size: 40px;
  margin-bottom: var(--space-8);
}
.home-greeting h2 {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 var(--space-4);
}
.home-greeting p {
  color: var(--text-secondary);
  font-size: 14px;
  margin: 0;
}

.home-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  padding: 0 var(--space-4);
  margin-bottom: var(--space-20);
}

.home-stat-card {
  background: var(--bg-surface);
  border: 1px solid var(--line-default);
  border-radius: var(--radius-12);
  padding: var(--space-16);
  text-align: center;
  box-shadow: var(--shadow-card);
}
.home-stat-card .stat-icon {
  font-size: 24px;
  margin-bottom: var(--space-4);
}
.home-stat-card .stat-value {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}
.home-stat-card .stat-label {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: var(--space-4);
}

.home-stat-card.highlight {
  background: var(--brand-soft);
  border-color: var(--brand-primary);
}

.home-actions {
  padding: 0 var(--space-4);
  margin-bottom: var(--space-20);
}
.home-actions .btn {
  width: 100%;
  padding: var(--space-16);
  font-size: 16px;
  font-weight: 600;
}

.home-tip {
  text-align: center;
  padding: var(--space-16);
  color: var(--text-secondary);
  font-size: 13px;
  font-style: italic;
}

/* ─── Loading State ─── */
.loading-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-32) var(--space-16);
  min-height: 200px;
}
.loading-state .loading-spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-bottom: var(--space-16);
}
.loading-state p {
  color: var(--text-secondary);
  font-size: 15px;
}