:root {
  color-scheme: dark;
  --bg: #101116;
  --panel: rgba(22, 24, 31, 0.82);
  --panel-strong: rgba(28, 31, 40, 0.94);
  --line: rgba(255, 255, 255, 0.12);
  --text: #f4f1e8;
  --muted: #aaa7a0;
  --accent: #5f8df7;
  --accent-2: #68c6a2;
  --danger: #f26d6d;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
}

button,
input,
select,
textarea {
  font: inherit;
}

#emotionCanvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.app-shell {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  padding: 28px;
  background:
    linear-gradient(180deg, rgba(16, 17, 22, 0.3), rgba(16, 17, 22, 0.82)),
    radial-gradient(circle at top left, rgba(95, 141, 247, 0.16), transparent 30%);
}

.topbar {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  max-width: 1440px;
  margin: 0 auto 22px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--accent-2);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 0;
  font-size: clamp(2.2rem, 5vw, 4.6rem);
  line-height: 0.95;
}

h2 {
  margin-bottom: 0;
  font-size: 1.05rem;
}

h3 {
  margin-bottom: 10px;
  font-size: 1rem;
}

.status-strip {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.status-strip span {
  min-height: 34px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.22);
  border-radius: 8px;
  color: var(--muted);
  font-size: 0.86rem;
}

.workspace {
  display: grid;
  grid-template-columns: minmax(250px, 320px) minmax(360px, 1fr) minmax(260px, 340px);
  gap: 16px;
  max-width: 1440px;
  margin: 0 auto;
}

.panel {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(18px);
}

.persona-panel,
.history-panel {
  padding: 18px;
}

.journal-panel {
  padding: 20px;
  background: var(--panel-strong);
}

.history-panel {
  order: 1;
}

.journal-panel {
  order: 2;
}

.persona-panel {
  order: 3;
}

.section-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}

.muted {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.icon-button {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  cursor: pointer;
}

.persona-list,
.diary-list {
  display: grid;
  gap: 10px;
  max-height: 34vh;
  overflow: auto;
  padding-right: 4px;
}

.persona-card,
.diary-card {
  position: relative;
  display: flex;
  align-items: stretch;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.055);
  color: var(--text);
  overflow: hidden;
}

.persona-select,
.diary-select {
  flex: 1;
  min-width: 0;
  border: 0;
  background: transparent;
  color: inherit;
  text-align: left;
  cursor: pointer;
}

.persona-select {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 10px;
  padding: 12px;
}

.persona-card {
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 12px;
}

.persona-card .persona-select {
  flex: 1 0 100%;
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  padding: 0;
}

.persona-copy {
  min-width: 0;
}

.persona-card .persona-view-button {
  flex: 0 0 auto;
}

.persona-card .card-delete {
  flex: 0 0 34px;
  width: 34px;
  height: 34px;
  min-height: 34px;
  border: 1px solid var(--line);
  border-radius: 8px;
  opacity: 0;
}

.persona-card:hover .card-delete {
  opacity: 1;
}

.diary-select {
  padding: 12px;
}

.card-delete {
  flex: 0 0 34px;
  border: 0;
  border-left: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.15s ease, color 0.15s ease, background 0.15s ease;
}

.persona-card:hover .card-delete,
.diary-card:hover .card-delete {
  opacity: 1;
}

.card-delete:hover {
  background: color-mix(in srgb, var(--danger), transparent 80%);
  color: var(--danger);
}

.persona-card.active,
.diary-card.active {
  border-color: color-mix(in srgb, var(--accent), white 22%);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent), transparent 35%);
}

.persona-avatar-svg {
  overflow: visible;
  transition: transform 0.25s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  display: block;
}

.persona-card:hover .persona-avatar-svg {
  transform: scale(1.08) translateY(-1px);
}

.avatar-face {
  transition: transform 0.25s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.persona-card:hover .avatar-face {
  transform: translateY(-2px);
}

.avatar-badge {
  transition: transform 0.25s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.persona-card:hover .avatar-badge {
  transform: scale(1.1) translate(1px, -1px);
}

/* Inline Avatars */
.diary-avatar-inline,
.label-avatar-inline {
  display: inline-block;
  vertical-align: middle;
}

.diary-avatar-inline svg,
.label-avatar-inline svg {
  display: block;
  overflow: visible;
}

.label-avatar-inline {
  margin-right: 6px;
}

.persona-card strong,
.diary-card strong {
  display: block;
  margin-bottom: 4px;
}

.persona-card span,
.diary-card span {
  display: block;
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.35;
}

.persona-form {
  display: none;
  gap: 12px;
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

body.persona-detail-open .persona-panel > .section-title,
body.persona-detail-open .persona-list,
body.persona-detail-open .settings-divider,
body.persona-detail-open .ai-settings-section {
  display: none;
}

body.persona-detail-open .persona-form {
  display: grid;
}

body.persona-detail-open .persona-detail-header {
  display: flex;
}

label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 700;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(4, 5, 8, 0.56);
  color: var(--text);
  outline: none;
}

input,
select {
  height: 40px;
  padding: 0 12px;
}

input[type="color"] {
  padding: 4px;
}

textarea {
  resize: vertical;
  padding: 12px;
  line-height: 1.55;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent), transparent 72%);
}

.form-grid {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 10px;
}

.journal-title {
  margin-bottom: 12px;
}

.journal-body textarea {
  min-height: 360px;
}

.action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 16px 0;
}

.primary-button,
.secondary-button {
  min-height: 42px;
  border-radius: 8px;
  padding: 0 15px;
  font-weight: 800;
  cursor: pointer;
}

.primary-button {
  border: 0;
  background: var(--accent);
  color: #07090f;
}

.secondary-button {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.07);
  color: var(--text);
}

.feedback-box {
  min-height: 150px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
  background: rgba(0, 0, 0, 0.2);
}

.feedback-box p:last-child {
  margin-bottom: 0;
  color: #dedbd2;
  line-height: 1.65;
}

@media (max-width: 1080px) {
  .workspace {
    grid-template-columns: 1fr 1fr;
  }

  .journal-panel {
    grid-column: 1 / -1;
    grid-row: 1;
  }
}

@media (max-width: 720px) {
  .app-shell {
    padding: 16px;
  }

  .topbar,
  .workspace {
    display: grid;
    grid-template-columns: 1fr;
  }

  .status-strip {
    justify-content: stretch;
  }

  .status-strip span {
    flex: 1;
  }

  .journal-body textarea {
    min-height: 260px;
  }

  .persona-list,
  .diary-list {
    max-height: none;
  }

  .card-delete {
    opacity: 1;
  }
}

/* AI Connection Settings */
.settings-divider {
  height: 1px;
  background: var(--line);
  margin: 20px 0 16px;
}

.ai-settings-section {
  display: grid;
  gap: 10px;
}

.ai-settings-section h3 {
  font-size: 0.95rem;
  margin-bottom: 4px;
}

.settings-label {
  display: grid;
  gap: 6px;
  font-size: 0.78rem;
}

.compact-button {
  min-height: 34px !important;
  font-size: 0.8rem;
  padding: 0 10px !important;
  margin-top: 4px;
  width: 100%;
}

/* 3D Card Flip System */
.journal-card-container {
  perspective: 1800px;
  width: 100%;
  min-height: 520px;
  margin-top: 10px;
}

.journal-card {
  width: 100%;
  height: 520px;
  position: relative;
  transform-style: preserve-3d;
  transition: transform 0.85s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.journal-card.flipped {
  transform: rotateY(180deg);
}

.card-front, .card-back {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  border-radius: 8px;
  display: flex;
  flex-direction: column;
}

.card-front {
  z-index: 2;
  transform: rotateY(0deg);
}

.card-back {
  transform: rotateY(180deg);
  background: var(--panel-strong);
  border: 1px solid var(--line);
  padding: 20px;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(18px);
}

.card-back .feedback-box {
  flex: 1;
  margin-bottom: 16px;
  min-height: auto;
  overflow: auto;
}

.card-back .action-row {
  margin: 0;
}

/* Multi Echo Tabs inside Card Back */
.echo-tabs {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.echo-tab {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 2px solid transparent;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  padding: 0;
}

.echo-tab svg {
  width: 34px;
  height: 34px;
  display: block;
}

.echo-tab:hover {
  transform: scale(1.1);
  background: rgba(255, 255, 255, 0.1);
}

.echo-tab.active {
  border-color: var(--accent);
  box-shadow: 0 0 14px var(--accent);
  transform: scale(1.18);
  background: rgba(255, 255, 255, 0.15);
}

/* Fade animation for switching text */
.feedback-box {
  transition: opacity 0.25s ease-in-out;
}

.feedback-box.switching {
  opacity: 0.1;
}

.feedback-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 4px;
}

.feedback-source {
  color: var(--muted);
  font-size: 0.72rem;
  white-space: nowrap;
}

.status-dialog {
  width: min(460px, calc(100vw - 32px));
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 18px;
  color: var(--text);
  background: rgba(24, 25, 31, 0.98);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.55);
}

.status-dialog::backdrop {
  background: rgba(4, 5, 8, 0.72);
  backdrop-filter: blur(5px);
}

.status-dialog-content {
  display: grid;
  gap: 14px;
  padding: 24px;
}

.status-dialog-content h2,
.status-dialog-content p {
  margin: 0;
}

.status-dialog-message {
  color: var(--muted);
  line-height: 1.65;
  white-space: pre-line;
}

.status-dialog-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

.status-dialog-actions button {
  min-width: 92px;
}





.mobile-tabbar {
  display: none;
}

.persona-detail-header {
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.persona-view-button {
  align-self: center;
  min-height: 32px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.07);
  color: var(--text);
  padding: 0 10px;
  font-size: 0.78rem;
  font-weight: 800;
  cursor: pointer;
}

@media (min-width: 721px) {
  .persona-view-button {
    margin-right: 0;
  }
}

@media (max-width: 720px) {
  body {
    padding-bottom: calc(74px + env(safe-area-inset-bottom));
  }

  .app-shell {
    padding: 12px 12px calc(86px + env(safe-area-inset-bottom));
  }

  .topbar {
    gap: 10px;
    margin-bottom: 12px;
  }

  .eyebrow {
    font-size: 0.68rem;
    margin-bottom: 5px;
  }

  h1 {
    font-size: 2rem;
  }

  .status-strip span {
    min-height: 30px;
    padding: 6px 9px;
    font-size: 0.72rem;
  }

  .workspace {
    gap: 0;
  }

  .panel {
    display: none;
    box-shadow: 0 14px 36px rgba(0, 0, 0, 0.24);
  }

  body[data-mobile-view="write"] .journal-panel,
  body[data-mobile-view="echo"] .journal-panel,
  body[data-mobile-view="history"] .history-panel,
  body[data-mobile-view="personas"] .persona-panel {
    display: block;
  }

  .journal-panel,
  .persona-panel,
  .history-panel {
    padding: 14px;
  }

  .journal-card-container {
    min-height: 0;
    perspective: none;
  }

  .journal-card {
    height: auto;
    min-height: 0;
    transform: none !important;
    transition: none;
  }

  .card-front,
  .card-back {
    position: static;
    height: auto;
    transform: none;
    backface-visibility: visible;
    -webkit-backface-visibility: visible;
  }

  body[data-mobile-view="write"] .card-back,
  body[data-mobile-view="echo"] .card-front {
    display: none;
  }

  body[data-mobile-view="echo"] .card-back {
    display: flex;
    min-height: calc(100vh - 220px);
  }

  .journal-body textarea {
    min-height: 42vh;
  }

  .action-row {
    display: grid;
    grid-template-columns: 1fr;
  }

  .primary-button,
  .secondary-button {
    width: 100%;
  }

  .flipCardBtn,
  #flipCardBtn {
    display: none !important;
  }

  .feedback-header {
    align-items: flex-start;
    gap: 10px;
  }

  .persona-list {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .persona-card {
    min-height: 0;
    padding: 12px;
  }

  .persona-card .persona-select {
    grid-template-columns: 42px minmax(0, 1fr);
    padding: 0;
  }

  .persona-view-button {
    padding: 0 12px;
  }

  .persona-card .card-delete {
    opacity: 1;
  }

  .persona-form {
    display: none;
    margin-top: 0;
    padding-top: 0;
    border-top: 0;
  }

  body.persona-detail-open .persona-list,
  body.persona-detail-open .settings-divider,
  body.persona-detail-open .ai-settings-section,
  body.persona-detail-open .persona-panel > .section-title {
    display: none;
  }

  body.persona-detail-open .persona-form {
    display: grid;
  }

  body.persona-detail-open .persona-detail-header {
    display: flex;
  }

  .ai-settings-section {
    margin-top: 12px;
  }

  .history-panel .diary-list {
    display: grid;
    gap: 10px;
  }

  .diary-card {
    min-height: 74px;
  }

  .diary-select {
    padding: 13px;
  }

  .mobile-tabbar {
    position: fixed;
    left: 10px;
    right: 10px;
    bottom: calc(10px + env(safe-area-inset-bottom));
    z-index: 20;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 6px;
    padding: 8px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(18, 20, 27, 0.94);
    box-shadow: 0 14px 34px rgba(0, 0, 0, 0.45);
    backdrop-filter: blur(18px);
  }

  .mobile-tab {
    min-height: 42px;
    border: 0;
    border-radius: 8px;
    background: transparent;
    color: var(--muted);
    font-size: 0.82rem;
    font-weight: 900;
    cursor: pointer;
  }

  .mobile-tab.active {
    background: var(--accent);
    color: #07090f;
  }
}


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

button:not(:disabled) {
  transition: transform 0.12s ease, filter 0.12s ease, background-color 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

button:not(:disabled):active {
  transform: translateY(1px) scale(0.98);
  filter: brightness(1.18);
}

button:disabled {
  cursor: wait;
  opacity: 0.72;
}

.primary-button.is-busy,
.secondary-button.is-busy {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.primary-button.is-busy::before,
.secondary-button.is-busy::before {
  content: "";
  display: inline-block;
  width: 12px;
  height: 12px;
  margin-right: 8px;
  border: 2px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%;
  animation: spinButton 0.8s linear infinite;
}

.primary-button.is-confirmed,
.secondary-button.is-confirmed {
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent-2), transparent 68%);
  border-color: var(--accent-2);
}

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


.echo-tab {
  position: relative;
}

.today-label {
  margin: 0 0 4px;
  color: var(--accent-2);
  font-size: 0.78rem;
  font-weight: 800;
}


#activePersonaLabel {
  display: none;
}

@media (max-width: 720px) {
  .app-shell {
    padding: 8px 8px calc(76px + env(safe-area-inset-bottom));
  }

  .topbar {
    margin-bottom: 8px;
  }

  .topbar .eyebrow {
    display: none;
  }

  h1 {
    font-size: 1.55rem;
    line-height: 1;
  }

  .status-strip {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px;
  }

  .status-strip span {
    min-height: 26px;
    padding: 5px 8px;
    border-radius: 7px;
    font-size: 0.66rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .journal-panel,
  .persona-panel,
  .history-panel {
    padding: 10px;
  }

  .section-title {
    align-items: start;
    margin-bottom: 10px;
  }

  .today-label {
    margin-bottom: 2px;
    font-size: 0.72rem;
  }

  #journalPanelTitle {
    font-size: 1rem;
    line-height: 1.15;
  }

  .journal-card-container {
    margin-top: 4px;
  }

  label {
    gap: 5px;
    font-size: 0.76rem;
  }

  input,
  select {
    height: 36px;
    padding: 0 10px;
  }

  textarea {
    padding: 10px;
  }

  .journal-title {
    margin-bottom: 8px;
  }

  .journal-body textarea {
    min-height: min(44vh, 360px);
  }

  .action-row {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin: 10px 0 0;
  }

  #generateBtn {
    grid-column: 1 / -1;
  }

  .primary-button,
  .secondary-button {
    min-height: 38px;
    padding: 0 10px;
    font-size: 0.82rem;
  }

  .feedback-box {
    padding: 12px;
  }

  .echo-tabs {
    gap: 8px;
    margin-bottom: 10px;
    padding-bottom: 10px;
  }
}


.journal-heading {
  display: flex;
  align-items: baseline;
  gap: 8px;
  flex-wrap: wrap;
}

.journal-heading .today-label {
  margin: 0;
  color: var(--accent-2);
  font-size: 0.76rem;
  font-weight: 800;
}

@media (max-width: 720px) {
  .journal-heading {
    gap: 7px;
  }

  .journal-heading .today-label {
    font-size: 0.7rem;
  }
}

.sr-only-action {
  display: none !important;
}


@media (max-width: 720px) {
  .app-shell {
    padding-left: 4px;
    padding-right: 4px;
  }

  .topbar {
    padding: 0 4px;
  }

  .journal-panel,
  .persona-panel,
  .history-panel {
    padding: 8px;
    border-radius: 7px;
  }

  .section-title {
    margin-bottom: 8px;
  }

  .journal-card-container {
    margin-top: 2px;
  }

  .card-back {
    padding: 8px;
  }

  body[data-mobile-view="echo"] .card-back {
    min-height: calc(100vh - 188px);
  }

  .echo-tabs {
    gap: 7px;
    margin-bottom: 8px;
    padding-bottom: 8px;
  }

  .echo-tab {
    width: 36px;
    height: 36px;
    border-width: 1.5px;
  }

  .echo-tab svg {
    width: 28px;
    height: 28px;
  }

  .echo-tab.active {
    transform: scale(1.08);
  }

  .feedback-box {
    padding: 10px;
    border-radius: 7px;
  }

  .feedback-box h3 {
    margin-bottom: 8px;
    font-size: 0.96rem;
  }

  .feedback-box p:last-child {
    line-height: 1.55;
  }

  .mobile-tabbar {
    left: 6px;
    right: 6px;
    bottom: calc(6px + env(safe-area-inset-bottom));
    padding: 6px;
  }

  .mobile-tab {
    min-height: 38px;
  }
}

/* 캐릭터 아트 · 감정별 표정 업로더 */
.sprite-uploader {
  margin-top: 4px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.03);
}

.sprite-uploader .eyebrow {
  margin: 0 0 4px;
}

.sprite-hint {
  margin: 0 0 12px;
  font-size: 11.5px;
  line-height: 1.45;
}

.sprite-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.sprite-slot {
  position: relative;
}

.sprite-pick {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 8px;
  border: 1px dashed var(--line);
  border-radius: 12px;
  cursor: pointer;
  transition: border-color 0.18s ease, background 0.18s ease, transform 0.18s ease;
}

.sprite-pick:hover {
  border-color: var(--accent);
  background: rgba(95, 141, 247, 0.08);
  transform: translateY(-1px);
}

.sprite-slot.filled .sprite-pick {
  border-style: solid;
  border-color: var(--accent);
}

.sprite-thumb {
  display: grid;
  place-items: center;
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.28);
  overflow: hidden;
}

.sprite-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sprite-plus {
  font-size: 22px;
  font-weight: 300;
  color: var(--muted);
}

.sprite-caption {
  font-size: 11px;
  color: var(--muted);
}

.sprite-input {
  display: none;
}

.sprite-remove {
  position: absolute;
  top: -7px;
  right: -7px;
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: var(--danger);
  color: #fff;
  font-size: 12px;
  line-height: 1;
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
}

.sprite-remove:hover {
  filter: brightness(1.1);
}

/* 교감 일지 대형 캐릭터 포트레이트 */
.echo-portrait {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  margin: 6px 0 14px;
}

.echo-portrait:empty {
  display: none;
}

.echo-portrait .persona-avatar-svg {
  filter: drop-shadow(0 8px 18px rgba(0, 0, 0, 0.45));
  animation: portrait-pop 0.35s ease;
}

.echo-portrait-caption {
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--text);
}

@keyframes portrait-pop {
  from {
    opacity: 0;
    transform: scale(0.86) translateY(6px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

/* Rough observation-log theme: pink paper and navy ink, like a hand-printed zine. */
body.theme-sketch {
  color-scheme: light;
  --bg: #ead5e3;
  --panel: #323b5c;
  --panel-strong: #303957;
  --line: #303957;
  --text: #f1dce8;
  --muted: #c7b6cc;
  --accent: #ead5e3;
  --accent-2: #303957;
  --danger: #303957;
  --paper: #ead5e3;
  --paper-light: #f2ddea;
  --ink: #303957;
  --ink-faded: rgba(48, 57, 87, 0.64);
  --paper-faded: rgba(234, 213, 227, 0.64);
  background-color: var(--paper);
  background-image:
    radial-gradient(circle at 17px 13px, rgba(48, 57, 87, 0.18) 0 1px, transparent 1.5px),
    radial-gradient(circle at 61px 47px, rgba(255, 255, 255, 0.32) 0 1px, transparent 1.5px),
    repeating-linear-gradient(2deg, transparent 0 7px, rgba(48, 57, 87, 0.025) 8px 9px);
  background-size: 97px 83px, 121px 109px, 100% 11px;
  color: var(--ink);
  font-family: "Marker Felt", "Hannotate SC", "Hiragino Maru Gothic ProN", "Apple SD Gothic Neo", "Comic Sans MS", system-ui, sans-serif;
}

body.theme-sketch .chalk-filters {
  position: fixed;
  width: 0;
  height: 0;
  overflow: hidden;
  pointer-events: none;
}

body.theme-sketch .splash-screen {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: grid;
  place-items: center;
  overflow: hidden;
  background-color: var(--paper);
  background-image:
    radial-gradient(circle at 18px 15px, rgba(48, 57, 87, 0.18) 0 1px, transparent 1.5px),
    repeating-linear-gradient(2deg, transparent 0 8px, rgba(48, 57, 87, 0.035) 9px 10px);
  background-size: 103px 91px, 100% 12px;
  color: var(--ink);
  opacity: 1;
  visibility: visible;
  transition: opacity 320ms ease, visibility 320ms ease;
}

body.theme-sketch .splash-screen.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

body.theme-sketch .splash-illustration {
  position: relative;
  width: min(86vw, 520px);
  transform: rotate(-0.7deg);
}

body.theme-sketch .splash-message {
  position: relative;
  z-index: 2;
  width: max-content;
  max-width: 92%;
  margin: 0 0 -28px auto;
  padding: 12px 18px 14px;
  border: 4px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  font-size: clamp(1.25rem, 5vw, 2rem);
  font-weight: 950;
  filter: url("#chalk-edge");
}

body.theme-sketch .splash-message::after {
  content: "";
  position: absolute;
  right: 38px;
  bottom: -32px;
  width: 42px;
  height: 36px;
  background: var(--ink);
  clip-path: polygon(0 0, 100% 0, 100% 100%);
}

body.theme-sketch .splash-message span {
  margin-left: 8px;
}

body.theme-sketch .splash-character {
  display: block;
  width: 100%;
  height: auto;
  color: var(--ink);
  filter: url("#chalk-edge");
  animation: splash-character-bob 900ms ease-in-out infinite alternate;
}

@keyframes splash-character-bob {
  from { transform: translateY(2px) rotate(-0.35deg); }
  to { transform: translateY(-4px) rotate(0.35deg); }
}

body.theme-sketch::before,
body.theme-sketch::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

body.theme-sketch::before {
  opacity: 0.24;
  background-image:
    repeating-linear-gradient(83deg, transparent 0 31px, rgba(48, 57, 87, 0.06) 32px 33px, transparent 34px 71px),
    repeating-linear-gradient(7deg, transparent 0 53px, rgba(255, 255, 255, 0.22) 54px 55px, transparent 56px 97px);
}

body.theme-sketch::after {
  opacity: 0.38;
  background:
    radial-gradient(circle at 7% 22%, var(--ink) 0 1px, transparent 2px),
    radial-gradient(circle at 92% 16%, var(--ink) 0 1.5px, transparent 2.5px),
    radial-gradient(circle at 73% 79%, var(--ink) 0 1px, transparent 2px);
  background-size: 151px 137px, 213px 181px, 179px 197px;
}

body.theme-sketch #emotionCanvas {
  opacity: 0.06;
  filter: grayscale(1) contrast(2.2);
  mix-blend-mode: multiply;
}

body.theme-sketch .app-shell {
  isolation: isolate;
  padding: 22px 24px 36px;
  background: transparent;
}

body.theme-sketch .topbar {
  position: relative;
  align-items: flex-start;
  min-height: 154px;
  margin-bottom: 2px;
  padding: 10px 18px 4px;
  border: 0;
  background: transparent;
}

body.theme-sketch .topbar::before {
  content: "×  +  ·";
  position: absolute;
  right: 3%;
  bottom: 8px;
  color: var(--ink);
  font-size: 2rem;
  font-weight: 950;
  letter-spacing: 0.5em;
  transform: rotate(-8deg);
}

body.theme-sketch .topbar > div:first-child::after {
  content: "지구 생활 관찰 일지  /  PRIVATE ECHO FILE";
  display: inline-block;
  margin: 9px 0 0 8px;
  padding: 4px 11px 3px;
  border: 2px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  font-size: 0.72rem;
  font-weight: 950;
  letter-spacing: 0.04em;
  transform: rotate(-1deg);
}

body.theme-sketch .eyebrow {
  color: inherit;
  font-weight: 950;
  letter-spacing: 0.03em;
  text-transform: none;
}

body.theme-sketch h1 {
  margin-left: 2px;
  color: var(--ink);
  font-size: clamp(4.2rem, 8vw, 7.2rem);
  font-weight: 950;
  line-height: 0.76;
  letter-spacing: 0;
  -webkit-text-stroke: 1.5px var(--ink);
  paint-order: stroke fill;
  text-shadow:
    1px 0 var(--ink),
    -1px 1px rgba(48, 57, 87, 0.72),
    3px 2px 0 rgba(48, 57, 87, 0.2),
    -2px 1px 0 var(--paper);
  filter: url("#chalk-title");
  transform: rotate(-2deg) skewX(-3deg);
}

body.theme-sketch h2,
body.theme-sketch h3 {
  letter-spacing: 0;
}

body.theme-sketch h2,
body.theme-sketch h3,
body.theme-sketch .eyebrow,
body.theme-sketch .persona-copy,
body.theme-sketch .diary-select strong,
body.theme-sketch .diary-select span,
body.theme-sketch .feedback-box p,
body.theme-sketch .echo-portrait-caption,
body.theme-sketch .sprite-caption {
  filter: url("#chalk-text");
}

body.theme-sketch h2,
body.theme-sketch h3,
body.theme-sketch .persona-copy strong,
body.theme-sketch .diary-select strong {
  text-shadow:
    0.45px 0 currentColor,
    -0.35px 0.25px currentColor,
    0 0.55px rgba(255, 255, 255, 0.16);
}

body.theme-sketch input,
body.theme-sketch select,
body.theme-sketch textarea,
body.theme-sketch button {
  text-shadow: 0.3px 0 currentColor, -0.25px 0.2px currentColor;
}

body.theme-sketch .status-strip {
  max-width: 450px;
  gap: 7px;
  transform: rotate(0.8deg);
}

body.theme-sketch .status-strip {
  display: none;
}

body.theme-sketch .status-strip span {
  min-height: 38px;
  padding: 9px 13px;
  border: 3px solid var(--ink);
  border-radius: 0;
  background: var(--ink);
  color: var(--paper);
  box-shadow: 3px 3px 0 var(--paper), 5px 5px 0 var(--ink);
  font-size: 0.78rem;
  font-weight: 950;
}

body.theme-sketch .status-strip span:nth-child(2) {
  transform: translateY(10px) rotate(-1deg);
}

body.theme-sketch .workspace {
  grid-template-columns: minmax(250px, 0.78fr) minmax(440px, 1.55fr) minmax(285px, 0.92fr);
  gap: 12px;
  align-items: stretch;
  max-width: 1510px;
}

body.theme-sketch .panel {
  position: relative;
  min-height: 650px;
  border: 3px solid transparent;
  border-radius: 0;
  box-shadow: none;
  backdrop-filter: none;
}

body.theme-sketch .panel::before {
  content: "";
  position: absolute;
  z-index: 0;
  inset: -3px;
  border: 4px solid currentColor;
  outline: 1px solid currentColor;
  outline-offset: -9px;
  box-shadow: 5px 4px 0 currentColor;
  opacity: 0.92;
  pointer-events: none;
  filter: url("#chalk-edge");
  transform: rotate(-0.16deg);
}

body.theme-sketch .panel > * {
  position: relative;
  z-index: 1;
}

body.theme-sketch .history-panel {
  padding: 72px 16px 18px;
  background: var(--paper-light);
  color: var(--ink);
  transform: rotate(-0.3deg);
}

body.theme-sketch .history-panel::after {
  content: "";
  position: absolute;
  top: 17px;
  left: 17px;
  right: 32px;
  height: 28px;
  box-sizing: border-box;
  padding-left: 0;
  border-bottom: 3px solid var(--ink);
  color: var(--ink);
  font-weight: 950;
  letter-spacing: 0.12em;
  transform: rotate(0.6deg);
}

body.theme-sketch .history-panel > .folder-hardware {
  position: absolute;
  z-index: 3;
  inset: 0;
  pointer-events: none;
}

body.theme-sketch .folder-hardware::before,
body.theme-sketch .folder-hardware::after {
  content: "";
  position: absolute;
  z-index: 1;
  top: 39px;
  left: 12px;
  right: 15px;
  height: 3px;
  background: var(--ink);
  filter: url("#chalk-soft");
  transform: rotate(0.2deg);
}

body.theme-sketch .folder-hardware::after {
  top: 46px;
  left: 18px;
  right: 24px;
  height: 2px;
  opacity: 0.72;
  transform: rotate(-0.3deg);
}

body.theme-sketch .folder-hatching {
  position: absolute;
  top: 12px;
  left: 16px;
  width: 104px;
  height: 21px;
  border-left: 3px solid var(--ink);
  border-right: 2px solid var(--ink);
  background: repeating-linear-gradient(61deg, var(--ink) 0 5px, transparent 5px 11px);
  filter: url("#chalk-soft");
  transform: rotate(0.8deg);
}

body.theme-sketch .folder-tab-notch {
  position: absolute;
  top: 8px;
  right: 14px;
  width: 55%;
  height: 35px;
  border: 0;
  background: var(--ink);
  clip-path: polygon(0 0, 12% 0, 20% 64%, 69% 64%, 78% 0, 100% 0, 100% 100%, 0 100%);
  filter: url("#chalk-soft");
}

body.theme-sketch .folder-tab-notch::after {
  content: "";
  position: absolute;
  inset: 4px 4px 5px;
  background: var(--paper-light);
  clip-path: inherit;
}

body.theme-sketch .folder-edge-notch {
  position: absolute;
  top: 27%;
  right: -2px;
  width: 21px;
  height: 330px;
  background: transparent;
  clip-path: none;
  filter: url("#chalk-soft");
}

body.theme-sketch .folder-edge-notch::before,
body.theme-sketch .folder-edge-notch::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 19px;
  height: 82px;
  border: 3px solid var(--ink);
  border-right: 0;
  background: var(--paper-light);
  clip-path: polygon(100% 0, 100% 100%, 30% 82%, 30% 62%, 0 50%, 30% 38%, 30% 18%);
}

body.theme-sketch .folder-edge-notch::after {
  top: auto;
  bottom: 0;
}

body.theme-sketch .binding-spine {
  position: absolute;
  z-index: 4;
  top: 12%;
  bottom: 8%;
  left: -24px;
  width: 28px;
  border-left: 3px solid var(--paper);
  border-right: 3px solid var(--paper);
  background: var(--ink);
  pointer-events: none;
  filter: url("#chalk-soft");
}

body.theme-sketch .binding-spine::before,
body.theme-sketch .binding-spine::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--paper);
  opacity: 0.55;
}

body.theme-sketch .binding-spine::before { left: 6px; }
body.theme-sketch .binding-spine::after { right: 6px; }

body.theme-sketch .binding-notch {
  position: absolute;
  z-index: 2;
  left: -3px;
  width: 28px;
  height: 86px;
  border: 3px solid var(--paper);
  background: var(--ink);
  clip-path: polygon(0 0, 100% 0, 100% 34%, 58% 44%, 58% 56%, 100% 66%, 100% 100%, 0 100%);
}

body.theme-sketch .binding-notch-top { top: 13%; }
body.theme-sketch .binding-notch-bottom { bottom: 13%; }

body.theme-sketch .journal-panel {
  padding: 22px 24px 18px;
  background: var(--ink);
  color: var(--paper);
  transform: translateY(6px) rotate(0.12deg);
}

body.theme-sketch .journal-panel::before {
  border-color: var(--paper);
  opacity: 0.66;
}

body.theme-sketch .journal-panel::after {
  content: "//////";
  position: absolute;
  right: 12%;
  bottom: 5px;
  padding: 0 12px;
  border: 2px solid var(--paper);
  background: var(--ink);
  color: var(--paper);
  font-weight: 950;
  letter-spacing: 0.08em;
  transform: rotate(1deg);
}

body.theme-sketch .persona-panel {
  padding: 68px 16px 18px;
  background: var(--paper-light);
  color: var(--ink);
  transform: rotate(0.32deg);
}

body.theme-sketch .persona-panel::after {
  content: "✦  +  PERSONA ARCHIVE  +  ✦";
  position: absolute;
  top: 16px;
  left: 15px;
  right: 15px;
  padding-bottom: 8px;
  border-bottom: 3px solid var(--ink);
  color: var(--ink);
  font-size: 0.82rem;
  font-weight: 950;
  letter-spacing: 0.05em;
  transform: rotate(-0.5deg);
}

body.theme-sketch .section-title {
  margin-bottom: 14px;
  padding-bottom: 9px;
  border-bottom: 2px solid currentColor;
  filter: url("#chalk-soft");
}

body.theme-sketch .section-title h2,
body.theme-sketch .journal-heading,
body.theme-sketch .persona-detail-header h3 {
  color: inherit;
  font-size: 1.35rem;
  font-weight: 950;
}

body.theme-sketch .section-title h2::before,
body.theme-sketch .journal-heading::before {
  content: "> ";
  color: inherit;
}

body.theme-sketch .history-panel .muted,
body.theme-sketch .history-panel label,
body.theme-sketch .persona-panel .muted,
body.theme-sketch .persona-panel label,
body.theme-sketch .persona-panel .sprite-caption {
  color: var(--ink-faded);
}

body.theme-sketch .journal-panel .muted,
body.theme-sketch .journal-panel label {
  color: var(--paper-faded);
}

body.theme-sketch .persona-form input[readonly],
body.theme-sketch .persona-form textarea[readonly],
body.theme-sketch .persona-form select:disabled,
body.theme-sketch .persona-form input:disabled {
  opacity: 1;
  cursor: default;
  pointer-events: none;
  -webkit-text-fill-color: var(--ink);
}

body.theme-sketch .persona-form .sprite-pick {
  cursor: default;
  pointer-events: none;
}

body.theme-sketch .diary-list {
  min-height: 510px;
  max-height: 510px;
  gap: 0;
  padding: 0;
  border: 2px solid var(--ink);
  background: repeating-linear-gradient(to bottom, var(--paper-light) 0 86px, var(--ink) 86px 172px);
  overflow-y: auto;
}

body.theme-sketch .diary-card {
  min-height: 86px;
  height: 86px;
  margin: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--ink);
  box-shadow: none;
  overflow: hidden;
  transform: none;
}

body.theme-sketch .diary-card::before,
body.theme-sketch .persona-card::before {
  content: "";
  position: absolute;
  z-index: 0;
  inset: -2px;
  border: 3px solid currentColor;
  box-shadow: 3px 3px 0 currentColor;
  pointer-events: none;
  filter: url("#chalk-edge");
}

body.theme-sketch .diary-card > *,
body.theme-sketch .persona-card > * {
  position: relative;
  z-index: 1;
}

body.theme-sketch .diary-card:nth-child(even) {
  background: transparent;
  color: var(--paper);
  transform: none;
}

body.theme-sketch .diary-card span {
  color: inherit;
  opacity: 0.7;
}

body.theme-sketch .diary-card.active {
  background: transparent;
  color: var(--ink);
  box-shadow: inset 0 0 0 3px currentColor;
}

body.theme-sketch .diary-card:nth-child(even).active {
  color: var(--paper);
}

body.theme-sketch .diary-card::before {
  display: none;
}

body.theme-sketch .persona-list {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px 10px;
  max-height: 430px;
  padding: 3px 4px 7px;
}

body.theme-sketch .persona-card {
  display: grid;
  grid-template-columns: 1fr auto;
  align-content: start;
  gap: 7px;
  min-height: 190px;
  padding: 9px;
  border: 3px solid transparent;
  border-radius: 0;
  background: transparent;
  color: var(--ink);
  box-shadow: none;
  overflow: visible;
}

body.theme-sketch .persona-card:nth-child(odd) {
  transform: rotate(-0.65deg);
}

body.theme-sketch .persona-card:nth-child(even) {
  transform: rotate(0.7deg);
}

body.theme-sketch .persona-card .persona-select {
  grid-column: 1 / -1;
  grid-template-columns: 1fr;
  justify-items: center;
  gap: 5px;
  color: inherit;
  text-align: center;
}

body.theme-sketch .persona-card .persona-avatar-svg {
  width: 68px;
  height: 68px;
}

body.theme-sketch .persona-copy {
  width: 100%;
}

body.theme-sketch .persona-copy strong {
  margin-bottom: 2px;
  font-size: 1.18rem;
}

body.theme-sketch .persona-copy span {
  display: -webkit-box;
  max-height: 2.7em;
  overflow: hidden;
  color: inherit;
  font-size: 0.7rem;
  line-height: 1.3;
  opacity: 0.68;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

body.theme-sketch .persona-card.active {
  background: var(--ink);
  color: var(--paper);
  box-shadow: inset 0 0 0 3px var(--paper-light), 3px 3px 0 var(--ink);
}

body.theme-sketch .persona-card .card-delete {
  border-color: currentColor;
  color: inherit;
}

body.theme-sketch input,
body.theme-sketch select,
body.theme-sketch textarea {
  border: 2px solid var(--ink);
  border-radius: 0;
  background: var(--paper-light);
  color: var(--ink);
  box-shadow: 2px 2px 0 rgba(48, 57, 87, 0.2);
  caret-color: currentColor;
  filter: url("#chalk-soft");
}

body.theme-sketch input::placeholder,
body.theme-sketch textarea::placeholder {
  color: var(--ink-faded);
}

body.theme-sketch input:focus,
body.theme-sketch select:focus,
body.theme-sketch textarea:focus {
  border-color: currentColor;
  box-shadow: 4px 4px 0 rgba(48, 57, 87, 0.34);
}

body.theme-sketch .journal-card-container {
  min-height: 535px;
}

body.theme-sketch .journal-card {
  height: 535px;
}

body.theme-sketch .journal-card .card-front {
  border: 0;
  border-radius: 0;
  background: var(--ink);
  color: var(--paper);
  box-shadow: none;
}

body.theme-sketch .journal-panel input,
body.theme-sketch .journal-panel textarea {
  border-color: var(--paper);
  background: var(--ink);
  color: var(--paper);
  box-shadow: 2px 2px 0 rgba(234, 213, 227, 0.26);
}

body.theme-sketch .journal-panel input::placeholder,
body.theme-sketch .journal-panel textarea::placeholder {
  color: var(--paper-faded);
}

body.theme-sketch .journal-body textarea {
  min-height: 355px;
  background-color: var(--ink);
  background-image: repeating-linear-gradient(0deg, transparent 0 31px, rgba(234, 213, 227, 0.14) 32px 33px);
  line-height: 2;
}

body.theme-sketch .primary-button,
body.theme-sketch .secondary-button,
body.theme-sketch .icon-button,
body.theme-sketch .persona-view-button,
body.theme-sketch .mobile-tab {
  border: 2px solid currentColor;
  border-radius: 0;
  background: var(--paper);
  color: var(--ink);
  box-shadow: 3px 3px 0 currentColor;
  font-weight: 950;
  filter: url("#chalk-soft");
}

/* Reference hardware correction: thin folder rail, pale binding spine, single textarea grip. */
body.theme-sketch .folder-hardware::before,
body.theme-sketch .folder-hardware::after {
  display: none;
}

body.theme-sketch .folder-hatching {
  top: 20px;
  left: 22px;
  width: 92px;
  height: 17px;
  border: 0;
  background: repeating-linear-gradient(62deg, var(--ink) 0 4px, transparent 4px 10px);
}

body.theme-sketch .folder-tab-notch {
  top: 18px;
  right: 22px;
  width: 46%;
  height: 20px;
  background: var(--ink);
  clip-path: polygon(0 0, 15% 0, 22% 52%, 69% 52%, 77% 0, 100% 0, 100% 16%, 79% 16%, 72% 72%, 19% 72%, 13% 16%, 0 16%);
  filter: url("#chalk-soft");
}

body.theme-sketch .folder-tab-notch::after {
  display: none;
}

body.theme-sketch .binding-spine {
  top: 18%;
  bottom: 10%;
  left: -20px;
  width: 20px;
  border-color: var(--ink);
  background: var(--paper-light);
}

body.theme-sketch .binding-spine::before,
body.theme-sketch .binding-spine::after {
  width: 2px;
  background: var(--ink);
  opacity: 0.72;
}

body.theme-sketch .binding-spine::before { left: 4px; }
body.theme-sketch .binding-spine::after { right: 4px; }

body.theme-sketch .binding-notch {
  left: 1px;
  width: 16px;
  height: 64px;
  border: 0;
  background: var(--ink);
  clip-path: polygon(0 0, 100% 0, 100% 34%, 48% 44%, 48% 56%, 100% 66%, 100% 100%, 0 100%, 0 62%, 32% 54%, 32% 46%, 0 38%);
}

body.theme-sketch .binding-notch::after {
  content: "";
  position: absolute;
  inset: 3px;
  background: var(--paper-light);
  clip-path: inherit;
}

body.theme-sketch .binding-notch-top { top: 18%; }
body.theme-sketch .binding-notch-bottom { bottom: 18%; }

body.theme-sketch .journal-panel::after {
  display: none;
}

body.theme-sketch .journal-panel .primary-button {
  border-color: var(--paper);
  background: var(--paper);
  color: var(--ink);
  box-shadow: 4px 4px 0 rgba(234, 213, 227, 0.28);
  transform: rotate(-0.7deg);
}

body.theme-sketch .journal-panel .secondary-button {
  border-color: var(--paper);
  background: var(--ink);
  color: var(--paper);
  box-shadow: 3px 3px 0 rgba(234, 213, 227, 0.3);
  transform: rotate(0.5deg);
}

body.theme-sketch button:not(:disabled):hover,
body.theme-sketch .persona-card:hover,
body.theme-sketch .diary-card:hover {
  filter: none;
  transform: translate(-2px, -2px) rotate(-0.45deg);
}

body.theme-sketch .diary-card:hover {
  transform: none;
}

body.theme-sketch button:not(:disabled):active {
  transform: translate(2px, 2px) rotate(0.4deg);
  box-shadow: 1px 1px 0 currentColor;
}

body.theme-sketch .card-back {
  border: 2px solid var(--paper);
  border-radius: 0;
  background: var(--ink);
  color: var(--paper);
  box-shadow: 3px 3px 0 rgba(234, 213, 227, 0.3);
  backdrop-filter: none;
}

body.theme-sketch .feedback-box {
  border: 2px solid var(--ink);
  border-radius: 0;
  background: var(--paper);
  color: var(--ink);
  box-shadow: 3px 3px 0 var(--paper-faded);
}

body.theme-sketch .feedback-box .eyebrow,
body.theme-sketch .feedback-box h3,
body.theme-sketch .feedback-box p:last-child {
  color: var(--ink);
}

body.theme-sketch .feedback-box p:last-child {
  font-weight: 700;
}

body.theme-sketch .echo-tabs {
  gap: 8px;
  border-color: var(--paper-faded);
}

body.theme-sketch .echo-tab,
body.theme-sketch .sprite-slot {
  border: 2px solid var(--ink);
  border-radius: 0;
  background: var(--paper);
  color: var(--ink);
  box-shadow: 2px 2px 0 var(--ink-faded);
}

body.theme-sketch .echo-tab.active {
  border-color: var(--paper);
  background: var(--ink);
  color: var(--paper);
}

body.theme-sketch .persona-avatar-svg {
  filter: grayscale(1) contrast(1.65);
}

body.theme-sketch .persona-card.active .persona-avatar-svg {
  filter: grayscale(1) contrast(1.7) brightness(1.7);
}

body.theme-sketch .echo-portrait .persona-avatar-svg {
  filter: grayscale(1) contrast(1.8) drop-shadow(4px 4px 0 rgba(234, 213, 227, 0.28));
}

body.theme-sketch .settings-divider {
  height: 3px;
  background: var(--ink);
}

body.theme-sketch .ai-settings-section {
  color: var(--ink);
}

body.theme-sketch .mobile-tabbar {
  border: 3px solid var(--ink);
  border-radius: 0;
  background: var(--paper-light);
  box-shadow: 4px 4px 0 var(--ink);
  backdrop-filter: none;
}

body.theme-sketch .mobile-tab.active {
  background: var(--ink);
  color: var(--paper);
}

/* Keep the main screen as sparse as the reference sheet. Management stays in the detail view. */
body.theme-sketch {
  font-size: 17px;
}

body.theme-sketch .topbar {
  min-height: 104px;
  align-items: center;
}

body.theme-sketch .topbar .eyebrow,
body.theme-sketch .topbar > div:first-child::after,
body.theme-sketch .history-panel > .section-title,
body.theme-sketch .journal-title,
body.theme-sketch #exportBtn,
body.theme-sketch #flipCardBtn,
body.theme-sketch .persona-card .card-delete {
  display: none;
}

body.theme-sketch .topbar::before,
body.theme-sketch .history-panel::after,
body.theme-sketch .persona-panel::after {
  filter: url("#chalk-text");
}

body.theme-sketch .journal-heading {
  display: grid;
  gap: 5px;
  align-items: start;
}

body.theme-sketch .journal-heading .today-label {
  order: -1;
  color: var(--paper-faded);
  font-size: 0.92rem;
  letter-spacing: 0.08em;
}

body.theme-sketch #journalPanelTitle {
  font-size: 1.48rem;
}

body.theme-sketch .journal-body {
  position: relative;
  gap: 0;
  font-size: 0;
}

body.theme-sketch .journal-body::after {
  content: "";
  position: absolute;
  right: 8%;
  bottom: -11px;
  z-index: 2;
  width: 154px;
  min-width: 0;
  height: 23px;
  box-sizing: border-box;
  padding: 0;
  border: 2px solid var(--paper);
  background-color: var(--ink);
  background-image: repeating-linear-gradient(64deg, var(--paper) 0 4px, transparent 4px 10px);
  color: transparent;
  clip-path: polygon(10% 0, 90% 0, 100% 50%, 90% 100%, 10% 100%, 0 50%);
  font-size: 0;
  pointer-events: none;
  filter: url("#chalk-soft");
}

body.theme-sketch .journal-body textarea {
  min-height: 330px;
  font-family: "Apple SD Gothic Neo", "Hiragino Sans", system-ui, sans-serif;
  font-size: 1.04rem;
  line-height: 2;
  text-shadow: none;
  filter: url("#chalk-soft");
}

body.theme-sketch .mood-section {
  margin-top: 13px;
  color: var(--paper);
}

body.theme-sketch .mood-title {
  margin: 0 0 8px;
  color: var(--paper);
  font-size: 1.02rem;
  font-weight: 950;
  filter: url("#chalk-text");
}

body.theme-sketch .mood-picker {
  display: grid;
  grid-template-columns: repeat(6, minmax(44px, 1fr));
  gap: 9px;
  max-width: 470px;
}

body.theme-sketch .mood-option {
  display: grid;
  place-items: center;
  width: 100%;
  max-width: 62px;
  aspect-ratio: 1;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--paper);
  box-shadow: none;
  cursor: pointer;
  filter: url("#chalk-edge");
  transform: rotate(-1deg);
}

body.theme-sketch .mood-option:nth-child(even) {
  transform: rotate(1.2deg);
}

body.theme-sketch .mood-option:hover {
  transform: translateY(-2px) rotate(-2deg);
}

body.theme-sketch .mood-option.active {
  background: var(--paper);
  color: var(--ink);
  transform: rotate(2deg) scale(1.06);
}

body.theme-sketch .mood-face {
  position: relative;
  display: block;
  width: 48px;
  height: 48px;
  border: 3px solid currentColor;
  border-radius: 50%;
}

body.theme-sketch .mood-face::before {
  content: attr(data-eyes);
  position: absolute;
  top: 6px;
  left: 0;
  width: 100%;
  font-size: 1rem;
  font-weight: 950;
  letter-spacing: 0.08em;
  text-align: center;
}

body.theme-sketch .mood-face::after {
  content: attr(data-mouth);
  position: absolute;
  right: 0;
  bottom: 1px;
  left: 0;
  font-size: 1.45rem;
  font-weight: 950;
  line-height: 1;
  text-align: center;
}

body.theme-sketch .journal-panel .action-row {
  margin-top: 13px;
  margin-bottom: 0;
}

body.theme-sketch #generateBtn {
  min-width: 180px;
  font-size: 1.08rem;
}

body.theme-sketch .history-panel {
  padding-top: 68px;
}

body.theme-sketch .diary-list {
  min-height: 560px;
  max-height: 560px;
  align-content: start;
  grid-auto-rows: 86px;
}

body.theme-sketch .diary-select strong {
  display: none;
}

body.theme-sketch .diary-select > span {
  color: inherit;
  font-size: 1.03rem;
  font-weight: 900;
  letter-spacing: 0.03em;
}

body.theme-sketch .persona-panel > .section-title {
  position: absolute;
  top: 8px;
  right: 12px;
  margin: 0;
  padding: 0;
  border: 0;
}

body.theme-sketch .persona-panel > .section-title h2 {
  display: none;
}

body.theme-sketch .persona-panel > .section-title .icon-button {
  width: 36px;
  height: 36px;
  border-color: var(--ink);
  background: var(--paper-light);
}

body.theme-sketch .persona-list {
  max-height: none;
  overflow: visible;
}

body.theme-sketch .persona-list::after {
  content: "4つの観察対象  ·  ECHO ARCHIVE";
  grid-column: 1 / -1;
  min-height: 42px;
  padding: 10px 12px;
  border: 3px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  font-size: 0.86rem;
  font-weight: 950;
  letter-spacing: 0.05em;
  text-align: center;
  filter: url("#chalk-edge");
}

body.theme-sketch .persona-card {
  min-height: 184px;
  padding: 10px 8px 8px;
}

body.theme-sketch .persona-card .persona-select {
  gap: 8px;
}

body.theme-sketch .persona-card .persona-avatar-svg {
  width: 88px;
  height: 88px;
}

body.theme-sketch .persona-copy span {
  display: none;
}

body.theme-sketch .persona-copy::after {
  content: "━━━━━━\A   ━━━━";
  display: block;
  margin-top: 4px;
  color: currentColor;
  font-size: 0.62rem;
  line-height: 1.4;
  white-space: pre;
  opacity: 0.64;
}

body.theme-sketch .persona-card .persona-view-button {
  position: absolute;
  right: 6px;
  bottom: 4px;
  width: 30px;
  min-height: 26px;
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
  color: currentColor;
  font-size: 0;
}

body.theme-sketch .persona-card .persona-view-button::after {
  content: "•••";
  font-size: 0.9rem;
  letter-spacing: 0.08em;
}

@media (max-width: 1080px) {
  body.theme-sketch .workspace {
    grid-template-columns: 1fr 1fr;
  }

  body.theme-sketch .panel {
    min-height: 0;
  }

  body.theme-sketch .journal-panel {
    min-height: 650px;
  }

  body.theme-sketch .binding-spine {
    display: none;
  }
}

@media (max-width: 720px) {
  body.theme-sketch .app-shell {
    padding: 12px 12px calc(86px + env(safe-area-inset-bottom));
  }

  body.theme-sketch .workspace {
    grid-template-columns: 1fr;
    touch-action: pan-y;
  }

  body.theme-sketch .topbar {
    min-height: 92px;
    padding: 10px 4px 0;
  }

  body.theme-sketch .topbar::before {
    display: none;
  }

  body.theme-sketch h1 {
    font-size: 3.6rem;
  }

  body.theme-sketch .status-strip {
    margin-top: 16px;
  }

  body.theme-sketch .status-strip span,
  body.theme-sketch .status-strip span:nth-child(2) {
    transform: none;
  }

  body.theme-sketch .history-panel,
  body.theme-sketch .journal-panel,
  body.theme-sketch .persona-panel {
    min-height: 0;
    transform: none;
  }

  body.theme-sketch .folder-edge-notch {
    display: none;
  }

  body.theme-sketch .folder-tab-notch {
    right: 8px;
    width: 48%;
  }

  body.theme-sketch .journal-body::after {
    right: 5%;
    width: 124px;
  }

  body.theme-sketch .history-panel,
  body.theme-sketch .persona-panel {
    padding-top: 62px;
  }

  body.theme-sketch .journal-panel {
    padding: 18px 16px 22px;
  }

  body.theme-sketch .persona-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-height: none;
  }

  body.theme-sketch .persona-card {
    min-height: 176px;
  }

  body.theme-sketch .diary-list {
    min-height: 55vh;
    max-height: none;
  }

  body.theme-sketch .journal-body textarea {
    min-height: 42vh;
  }

  body.theme-sketch .mood-picker {
    gap: 5px;
  }

  body.theme-sketch .mood-face {
    width: 42px;
    height: 42px;
  }
}

@media (prefers-reduced-motion: reduce) {
  body.theme-sketch .splash-character {
    animation: none;
  }

  body.theme-sketch .splash-screen {
    transition: none;
  }
}

/* --- 모바일 3D 책장 넘김 (Page Flip) 효과 --- */
body.transitioning {
  pointer-events: none !important;
}

@media (max-width: 720px) {
  .workspace.flipping {
    position: relative;
    perspective: 1500px;
    transform-style: preserve-3d;
    height: calc(100vh - 180px);
    overflow: hidden;
  }

  .workspace.flipping .panel {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    margin: 0;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    transform-style: preserve-3d;
    display: none !important;
  }

  .workspace.flipping .panel.page-flip-out-left,
  .workspace.flipping .panel.page-flip-out-right,
  .workspace.flipping .panel.page-flip-in-left,
  .workspace.flipping .panel.page-flip-in-right {
    display: block !important;
  }

  /* 3D 플립 애니메이션 클래스 */
  .panel.page-flip-out-left {
    transform-origin: left center;
    animation: flipOutLeft 0.85s cubic-bezier(0.4, 0, 0.2, 1) forwards;
  }
  .panel.page-flip-in-right {
    transform-origin: left center;
    animation: flipInRight 0.85s cubic-bezier(0.4, 0, 0.2, 1) forwards;
  }
  .panel.page-flip-out-right {
    transform-origin: left center;
    animation: flipOutRight 0.85s cubic-bezier(0.4, 0, 0.2, 1) forwards;
  }
  .panel.page-flip-in-left {
    transform-origin: left center;
    animation: flipInLeft 0.85s cubic-bezier(0.4, 0, 0.2, 1) forwards;
  }

  /* 일기 카드 3D 뒤집기 */
  .journal-card.flipping {
    position: relative;
    width: 100%;
    height: calc(100vh - 220px);
    transform-style: preserve-3d;
    transition: none !important;
  }
  
  .journal-card.flipping .card-front,
  .journal-card.flipping .card-back {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    margin: 0;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    display: flex !important;
  }
  
  .journal-card.flipping .card-back {
    transform: rotateY(180deg);
  }

  .journal-card.card-flip-forward {
    animation: cardFlipForward 0.85s cubic-bezier(0.4, 0, 0.2, 1) forwards;
  }
  .journal-card.card-flip-backward {
    animation: cardFlipBackward 0.85s cubic-bezier(0.4, 0, 0.2, 1) forwards;
  }
}

/* Y축 회전 애니메이션 키프레임 */
@keyframes flipOutLeft {
  0% {
    transform: rotateY(0deg);
    opacity: 1;
  }
  100% {
    transform: rotateY(-90deg);
    opacity: 0;
  }
}

@keyframes flipInRight {
  0% {
    transform: rotateY(90deg);
    opacity: 0;
  }
  100% {
    transform: rotateY(0deg);
    opacity: 1;
  }
}

@keyframes flipOutRight {
  0% {
    transform: rotateY(0deg);
    opacity: 1;
  }
  100% {
    transform: rotateY(90deg);
    opacity: 0;
  }
}

@keyframes flipInLeft {
  0% {
    transform: rotateY(-90deg);
    opacity: 0;
  }
  100% {
    transform: rotateY(0deg);
    opacity: 1;
  }
}

@media (max-width: 720px) {
  body.theme-sketch .splash-screen h2,
  body.theme-sketch .splash-character,
  body.theme-sketch .topbar h1,
  body.theme-sketch .feedback-box p,
  body.theme-sketch .echo-portrait-caption,
  body.theme-sketch .sprite-caption,
  body.theme-sketch .section-title h2,
  body.theme-sketch .journal-heading,
  body.theme-sketch .journal-body textarea,
  body.theme-sketch .mood-title,
  body.theme-sketch .mood-option,
  body.theme-sketch .persona-card,
  body.theme-sketch .diary-card,
  body.theme-sketch .journal-panel .primary-button,
  body.theme-sketch .journal-panel .secondary-button,
  body.theme-sketch .topbar::before,
  body.theme-sketch .history-panel::after,
  body.theme-sketch .persona-panel::after,
  body.theme-sketch .status-strip span,
  body.theme-sketch .folder-hatching,
  body.theme-sketch .folder-tab-notch,
  body.theme-sketch .folder-edge-notch,
  body.theme-sketch .eyebrow,
  body.theme-sketch .journal-panel textarea,
  body.theme-sketch .journal-panel input {
    filter: none !important;
  }
}

@keyframes cardFlipForward {
  0% {
    transform: rotateY(0deg);
  }
  100% {
    transform: rotateY(180deg);
  }
}

@keyframes cardFlipBackward {
  0% {
    transform: rotateY(180deg);
  }
  100% {
    transform: rotateY(0deg);
  }
}