/* i问春风 page polish c10.526: final override loaded after styles.css. */

.app-shell.compact-home {
  width: min(1040px, calc(100% - 96px));
}

.compact-home main {
  align-content: start;
  justify-content: flex-start;
  padding-top: 0;
}

.compact-home .simple-topbar {
  min-height: 74px;
}

.compact-home .brand-logo-mark {
  width: 52px;
  height: 52px;
  flex: 0 0 52px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: #d5eabc;
  box-shadow: 0 9px 22px rgba(58, 88, 70, 0.12);
  overflow: hidden;
}

.compact-home .brand-logo-mark::before,
.compact-home .brand-logo-mark::after {
  content: none;
}

.compact-home .brand-logo-mark img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.compact-home .compact-theme-strip {
  margin: 0 0 8px;
}

.settings-modal-card.relationship-modal-card {
  width: min(1080px, calc(100vw - 28px));
  height: min(600px, calc(100dvh - 28px));
  padding: 16px 18px;
  grid-template-columns:
    minmax(186px, 0.76fr)
    minmax(246px, 0.98fr)
    minmax(166px, 0.62fr)
    minmax(220px, 0.84fr);
  grid-template-rows: auto auto auto minmax(0, 1fr);
  gap: 7px 10px;
  overflow: hidden;
}

.settings-modal-card.relationship-modal-card > .eyebrow,
.settings-modal-card.relationship-modal-card > h2,
.settings-modal-card.relationship-modal-card > .soft-note {
  grid-column: 1 / -1;
}

.settings-modal-card.relationship-modal-card > h2 {
  margin: 3px 0 0;
  font-size: 22px;
  line-height: 1.16;
}

.settings-modal-card.relationship-modal-card > .soft-note {
  margin: 0 0 2px;
  font-size: 12px;
  line-height: 1.35;
}

.settings-modal-card.relationship-modal-card > .settings-account-panel,
.settings-modal-card.relationship-modal-card > .settings-form-grid,
.settings-modal-card.relationship-modal-card > .settings-toggle-grid,
.settings-modal-card.relationship-modal-card > .settings-ops-panel {
  min-height: 0;
  height: 100%;
  border: 1px solid rgba(76, 105, 88, 0.14);
  border-radius: 17px;
  background: rgba(255, 255, 255, 0.46);
}

.settings-modal-card.relationship-modal-card > .settings-account-panel {
  grid-column: 1;
  grid-row: 4;
  padding: 9px;
}

.settings-modal-card.relationship-modal-card > .settings-form-grid {
  grid-column: 2;
  grid-row: 4;
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 10px;
  align-content: start;
}

.settings-modal-card.relationship-modal-card > .settings-toggle-grid {
  grid-column: 3;
  grid-row: 4;
  display: grid;
  grid-template-columns: 1fr;
  grid-auto-rows: minmax(0, auto);
  gap: 6px;
  padding: 10px;
  align-content: start;
}

.settings-modal-card.relationship-modal-card > .settings-ops-panel {
  grid-column: 4;
  grid-row: 4;
  display: grid;
  grid-template-rows: auto minmax(44px, auto) auto auto;
  gap: 7px;
  padding: 10px;
  align-content: start;
}

.settings-modal-card.relationship-modal-card .settings-side-actions {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
}

.settings-modal-card.relationship-modal-card .settings-memory-preview {
  max-height: none;
  min-height: 44px;
  padding: 7px 8px;
  border: 1px solid rgba(76, 105, 88, 0.12);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.42);
  font-size: 12px;
  line-height: 1.35;
  overflow: hidden;
}

.settings-modal-card.relationship-modal-card .settings-runtime-note {
  padding: 7px 8px;
  border: 1px solid rgba(76, 105, 88, 0.12);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.38);
  font-size: 12px;
  line-height: 1.35;
}

.settings-modal-card.relationship-modal-card .primary-btn.full {
  margin-top: 0;
}

.settings-modal-card .settings-account-panel strong,
.settings-modal-card .feedback-label span {
  font-size: 12px;
}

.settings-modal-card .settings-account-panel p {
  margin-bottom: 6px;
  font-size: 11.5px;
  line-height: 1.32;
}

.settings-modal-card .settings-account-field {
  padding: 6px 8px;
  border-radius: 11px;
}

.settings-modal-card .settings-account-field input {
  min-height: 18px;
  font-size: 12.5px;
}

.settings-modal-card .feedback-label input,
.settings-modal-card select {
  min-height: 34px;
  padding: 7px 9px;
  font-size: 12.5px;
}

.settings-modal-card textarea {
  min-height: 42px;
  padding: 7px 9px;
  font-size: 12.5px;
  line-height: 1.36;
}

.settings-modal-card .check-row {
  min-height: 0;
  padding: 6px 7px;
  gap: 6px;
  align-items: flex-start;
  border-radius: 12px;
  font-size: 12px;
  line-height: 1.28;
}

.settings-modal-card .check-row input {
  margin-top: 1px;
}

@media (min-width: 981px) and (max-height: 760px) {
  .settings-modal-card.relationship-modal-card {
    height: min(582px, calc(100dvh - 24px));
  }
}

@media (max-width: 980px) {
  .app-shell.compact-home {
    width: min(760px, calc(100% - 32px));
  }

  .compact-home .compact-workspace {
    flex: 1 1 auto;
    height: auto;
    min-height: 0;
    max-height: none;
  }

  .compact-home .dynamic-actions:empty {
    display: none;
  }

  .settings-modal-card.relationship-modal-card {
    width: min(760px, calc(100vw - 28px));
    height: min(720px, calc(100dvh - 28px));
    grid-template-columns: minmax(0, 1fr) minmax(180px, 0.72fr);
    grid-template-rows: auto auto auto auto auto;
    overflow-y: auto;
  }

  .settings-modal-card.relationship-modal-card > .settings-account-panel {
    grid-column: 1 / -1;
    grid-row: 4;
  }

  .settings-modal-card.relationship-modal-card > .settings-form-grid {
    grid-column: 1;
    grid-row: 5;
  }

  .settings-modal-card.relationship-modal-card > .settings-toggle-grid {
    grid-column: 2;
    grid-row: 5;
  }

  .settings-modal-card.relationship-modal-card > .settings-ops-panel {
    grid-column: 1 / -1;
    grid-row: 6;
  }
}

@media (max-width: 640px) {
  .modal:not(.hidden):has(.settings-modal-card.relationship-modal-card) {
    align-items: flex-start;
    overflow-y: auto;
    padding: 10px;
  }

  .app-shell.compact-home {
    width: calc(100% - 20px);
  }

  .compact-home .simple-topbar {
    min-height: 70px;
  }

  .compact-home .brand-logo-mark {
    width: 42px;
    height: 42px;
    flex-basis: 42px;
  }

  .compact-home main {
    padding-top: 0;
  }

  .compact-home .compact-workspace {
    flex: 1 1 auto;
    width: 100%;
    min-height: 0;
    max-height: none;
  }

  .compact-home .compact-chat-panel {
    padding: 10px;
  }

  .compact-home .compact-chat-header {
    padding-bottom: 5px;
  }

  .compact-home .mode-row {
    margin: 3px 0;
  }

  .compact-home .chat-log {
    gap: 6px;
    padding: 1px 0 2px;
  }

  .compact-home .dynamic-actions {
    min-height: 0;
    max-height: 24px;
    margin: 0;
    padding: 0;
  }

  .compact-home .dynamic-actions:empty {
    display: none;
  }

  .compact-home .composer {
    gap: 6px;
    padding: 8px;
    min-height: 57px;
  }

  .compact-home .composer textarea,
  .compact-home .composer.is-sending textarea {
    height: 35px;
    min-height: 35px;
    max-height: 122px;
  }

  .compact-home #sendBtn {
    min-height: 54px;
  }

  .settings-modal-card.relationship-modal-card {
    width: calc(100vw - 20px);
    height: calc(100dvh - 20px);
    max-height: calc(100dvh - 20px);
    box-sizing: border-box;
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 12px;
    overflow-y: auto;
    grid-template-columns: none;
    grid-template-rows: none;
    align-content: stretch;
  }

  .settings-modal-card.relationship-modal-card > * {
    min-width: 0;
  }

  .settings-modal-card.relationship-modal-card > .settings-account-panel,
  .settings-modal-card.relationship-modal-card > .settings-form-grid,
  .settings-modal-card.relationship-modal-card > .settings-toggle-grid,
  .settings-modal-card.relationship-modal-card > .settings-ops-panel {
    grid-column: auto;
    grid-row: auto;
    width: 100%;
    height: auto;
    min-height: 0;
    max-height: none;
    flex: 0 0 auto;
    padding: 9px;
  }

  .settings-modal-card.relationship-modal-card > .settings-toggle-grid {
    grid-template-columns: 1fr;
    gap: 5px;
  }

  .settings-modal-card.relationship-modal-card > .eyebrow,
  .settings-modal-card.relationship-modal-card > h2,
  .settings-modal-card.relationship-modal-card > .soft-note {
    grid-column: auto;
    flex: 0 0 auto;
  }

  .settings-modal-card.relationship-modal-card > h2 {
    margin: 2px 28px 0 0;
    font-size: 19px;
    line-height: 1.18;
  }

  .settings-modal-card.relationship-modal-card > .soft-note {
    margin: 0;
    font-size: 11.5px;
    line-height: 1.32;
  }

  .settings-modal-card.relationship-modal-card .settings-side-actions {
    gap: 5px;
    display: grid;
    grid-template-columns: 1fr;
  }

  .settings-modal-card.relationship-modal-card .settings-memory-preview,
  .settings-modal-card.relationship-modal-card .settings-runtime-note {
    min-height: 0;
    max-height: none;
    font-size: 11.5px;
  }

  .settings-modal-card.relationship-modal-card .settings-account-field,
  .settings-modal-card.relationship-modal-card .check-row {
    min-height: 0;
    padding: 6px 8px;
  }

  .settings-modal-card.relationship-modal-card .settings-account-profile {
    grid-template-columns: 32px minmax(0, 1fr);
    gap: 7px;
  }

  .settings-modal-card.relationship-modal-card .settings-account-avatar {
    width: 32px;
    height: 32px;
  }
}

/* Home main-body scale-up c10.522. */
@media (min-width: 981px) {
  .app-shell.compact-home {
    width: min(1280px, calc(100% - 48px));
  }

  .compact-home main {
    padding-top: 0;
  }

  .compact-home .compact-workspace {
    grid-template-columns: minmax(300px, 340px) minmax(0, 1fr);
    gap: 20px;
    width: 100%;
    flex: 0 0 min(800px, calc(100dvh - 42px));
    height: min(800px, calc(100dvh - 42px));
    max-height: min(800px, calc(100dvh - 42px));
    align-self: center;
  }

  .compact-home .compact-module-panel,
  .compact-home .compact-chat-panel {
    height: 100%;
    border-radius: 24px;
  }

  .compact-home .compact-module-panel {
    padding: 18px;
    font-size: 15px;
    line-height: 1.5;
  }

  .compact-home .compact-module-panel .panel-title {
    font-size: 22px;
  }

  .compact-home .compact-module-panel .panel-subtitle {
    margin: 7px 0 14px;
    font-size: 14px;
    line-height: 1.55;
  }

  .compact-home .capability-drawer summary {
    padding: 10px 12px;
    font-size: 14px;
  }

  .compact-home .capability-drawer .module-list {
    gap: 10px;
    padding: 0 10px 12px;
  }

  .compact-home .module-door {
    grid-template-columns: 38px minmax(0, 1fr);
    gap: 10px;
    padding: 10px;
    border-radius: 15px;
  }

  .compact-home .door-mark {
    width: 38px;
    height: 38px;
    border-radius: 12px;
    font-size: 15px;
  }

  .compact-home .module-door strong {
    font-size: 16px;
  }

  .compact-home .module-door small {
    font-size: 13px;
    line-height: 1.42;
  }

  .compact-home .quieter-side-card {
    padding: 12px;
    border-radius: 15px;
  }

  .compact-home .side-card-title,
  .compact-home .side-card-body {
    font-size: 13.5px;
  }

  .compact-home .compact-chat-panel {
    padding: 18px 20px;
  }

  .compact-home .compact-chat-header {
    padding-bottom: 10px;
  }

  .compact-home .chat-kicker {
    margin-bottom: 7px;
    font-size: 13px;
  }

  .compact-home .compact-chat-header h2 {
    font-size: 26px;
  }

  .compact-home .mode-row {
    gap: 9px;
    margin: 8px 0 10px;
  }

  .compact-home .mode-btn,
  .compact-home .dynamic-actions button {
    min-height: 34px;
    padding: 9px 14px;
    font-size: 14px;
  }

  .compact-home .chat-log {
    gap: 12px;
    padding: 4px 2px 8px;
  }

  .compact-home .message {
    gap: 12px;
    max-width: min(90%, 820px);
  }

  .compact-home .avatar {
    width: 34px;
    height: 34px;
    font-size: 14px;
  }

  .compact-home .message-body {
    gap: 6px;
    font-size: 15px;
  }

  .compact-home .bubble {
    padding: 12px 15px;
    border-radius: 18px;
    font-size: 15px;
    line-height: 1.65;
  }

  .compact-home .composer {
    grid-template-columns: minmax(0, 1fr) 110px;
    gap: 8px;
    min-height: 101px;
    padding: 10px;
  }

  .compact-home .composer textarea,
  .compact-home .composer.is-sending textarea {
    height: 75px;
    min-height: 75px;
    max-height: 178px;
    padding: 14px 16px;
    font-size: 16px;
    line-height: 1.55;
  }

  .compact-home #sendBtn {
    width: 110px;
    min-height: 75px;
    font-size: 17px;
  }
}

.composer-voice-status:empty,
.composer-voice-status:has(> .voice-mode-panel[hidden]) {
  display: none;
}

/* Spring light modules polish c10.523. */
.spring-module-modal-card,
.classic-library-modal-card {
  border-radius: 28px;
  border: 1px solid rgba(255, 255, 255, 0.88);
  background:
    linear-gradient(155deg, rgba(255, 255, 255, 0.92), rgba(240, 248, 237, 0.86)),
    var(--paper-solid);
  box-shadow: 0 26px 86px rgba(40, 62, 48, 0.24);
}

.spring-module-modal-card {
  width: min(720px, calc(100vw - 36px));
  gap: 14px;
}

.classic-library-modal-card {
  width: min(820px, calc(100vw - 36px));
  max-height: min(84vh, 820px);
}

.module-modal-hero {
  display: grid;
  gap: 8px;
  padding: 18px 54px 18px 20px;
  border: 1px solid rgba(93, 128, 102, 0.14);
  border-radius: 22px;
  background:
    radial-gradient(circle at 16% 8%, rgba(196, 224, 183, 0.38), transparent 34%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.78), rgba(239, 247, 235, 0.58));
}

.module-modal-hero .eyebrow {
  width: fit-content;
  padding: 4px 10px;
  border: 1px solid rgba(93, 128, 102, 0.16);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.68);
  color: #55725f;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0;
}

.module-modal-hero h2 {
  margin: 0;
  color: #243f33;
  font-size: 25px;
  line-height: 1.28;
}

.module-modal-hero .soft-note {
  margin: 0;
  max-width: 680px;
  color: #65796e;
  font-size: 13.5px;
  line-height: 1.7;
}

.spring-module-body {
  gap: 12px;
}

.spring-module-modal-card .feedback-label,
.classic-explain-box {
  padding: 13px 14px;
  border: 1px solid rgba(93, 128, 102, 0.12);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.52);
}

.spring-module-modal-card textarea,
.classic-explain-box textarea,
.classic-library-search input,
.classic-library-filters select {
  border-color: rgba(93, 128, 102, 0.18);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.64);
}

.spring-module-actions,
.classic-library-tools,
.classic-card-actions {
  gap: 9px;
}

.spring-module-actions .primary-btn,
.spring-module-actions .secondary-btn,
.classic-library-tools .primary-btn,
.classic-library-tools .secondary-btn,
.classic-card-actions .primary-btn,
.classic-card-actions .secondary-btn {
  border-radius: 999px;
  min-height: 36px;
  padding: 9px 15px;
  font-size: 13px;
}

.spring-module-actions .secondary-btn,
.classic-library-tools .secondary-btn,
.classic-card-actions .secondary-btn {
  background: rgba(255, 255, 255, 0.72);
}

.spring-module-result,
.classic-library-status {
  border: 1px solid rgba(93, 128, 102, 0.14);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.58);
  box-shadow: 0 12px 30px rgba(64, 84, 70, 0.06);
}

.classic-library-status {
  padding: 10px 12px;
  color: #607568;
}

.spring-module-result-card,
.classic-result-card,
.classic-detail-card,
.classic-learning-step,
.classic-tree-node {
  border-color: rgba(93, 128, 102, 0.13);
  background: rgba(255, 255, 255, 0.68);
}

.classic-result-card h3,
.classic-detail-card h3,
.spring-module-result-card h3 {
  color: #243f33;
}

.classic-card-meta,
.classic-card-boundary {
  color: #718279;
}

.sign-card-fields p,
.poem-card-fields p,
.classic-card-section,
.classic-module-result p {
  color: rgba(37, 55, 45, 0.82);
}

.sign-pop-summary {
  text-align: center;
}

.sign-pop-overlay {
  position: fixed;
  inset: 0;
  z-index: 30;
  display: grid;
  place-items: center;
  padding: 22px;
  background: rgba(246, 251, 238, 0.38);
  backdrop-filter: blur(7px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 180ms ease;
}

.sign-pop-overlay.visible {
  opacity: 1;
  pointer-events: auto;
}

.sign-pop-card {
  position: relative;
  width: min(520px, calc(100vw - 36px));
  max-height: min(78dvh, 640px);
  overflow: auto;
  padding: 27px 28px 24px;
  border: 1px solid rgba(255, 255, 255, 0.94);
  border-radius: 24px;
  background:
    radial-gradient(circle at 18% 10%, rgba(255, 237, 158, 0.56), transparent 28%),
    radial-gradient(circle at 86% 14%, rgba(190, 226, 174, 0.48), transparent 30%),
    linear-gradient(145deg, #fffdf2 0%, #fbf8e2 44%, #eef8e3 100%);
  box-shadow: 0 28px 82px rgba(54, 78, 48, 0.28);
  color: #263f30;
  transform: translateY(10px) scale(0.98);
  transition: transform 190ms ease;
}

.sign-pop-overlay.visible .sign-pop-card {
  transform: translateY(0) scale(1);
}

.sign-pop-close {
  position: absolute;
  top: 13px;
  right: 13px;
  width: 34px;
  height: 34px;
  border: 1px solid rgba(93, 128, 102, 0.18);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.78);
  color: #56735f;
  font-size: 20px;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
}

.sign-pop-eyebrow {
  width: fit-content;
  margin-bottom: 9px;
  padding: 5px 11px;
  border: 1px solid rgba(93, 128, 102, 0.16);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  color: #5f7b66;
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0;
}

.sign-pop-card h2 {
  margin: 0;
  padding-right: 36px;
  color: #243f33;
  font-size: 24px;
  line-height: 1.28;
}

.sign-pop-name {
  margin: 8px 0 10px;
  color: #5e7a62;
  font-size: 18px;
  font-weight: 850;
  line-height: 1.35;
}

.sign-pop-main {
  margin: 0;
  color: #263f30;
  font-size: 20px;
  font-weight: 850;
  line-height: 1.48;
}

.sign-pop-reading {
  margin: 12px 0 0;
  color: rgba(37, 55, 45, 0.82);
  font-size: 15px;
  line-height: 1.72;
}

.sign-pop-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 14px;
}

.sign-pop-grid section {
  min-width: 0;
  padding: 12px;
  border: 1px solid rgba(93, 128, 102, 0.12);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.58);
}

.sign-pop-grid span {
  display: block;
  margin-bottom: 5px;
  color: #698270;
  font-size: 12px;
  font-weight: 850;
}

.sign-pop-grid p {
  margin: 0;
  color: rgba(37, 55, 45, 0.86);
  font-size: 13.5px;
  line-height: 1.58;
}

.sign-pop-touch {
  margin: 14px 0 0;
  padding-top: 13px;
  border-top: 1px solid rgba(93, 128, 102, 0.14);
  color: #557260;
  font-size: 14px;
  font-weight: 750;
  line-height: 1.62;
}

/* Chat gentle prompts c10.526. */
.login-nudge-message {
  max-width: min(92%, 720px);
}

.login-nudge-card {
  display: grid;
  gap: 10px;
  white-space: normal;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.82), rgba(241, 248, 236, 0.72)),
    rgba(255, 255, 255, 0.68);
}

.login-nudge-card p {
  margin: 0;
  color: rgba(38, 57, 46, 0.82);
  line-height: 1.72;
}

.composer.guest-chat-locked {
  border-color: rgba(107, 132, 112, 0.28);
  background: rgba(246, 250, 242, 0.84);
}

.composer.guest-chat-locked textarea {
  color: #6c7d70;
  background: rgba(255, 255, 255, 0.62);
  cursor: not-allowed;
}

.composer.guest-chat-locked #sendBtn {
  background: #9caf9a;
  color: #fff;
  cursor: not-allowed;
  box-shadow: none;
}

.login-nudge-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 2px;
}

.login-nudge-actions button {
  min-height: 34px;
  border: 1px solid rgba(93, 128, 102, 0.18);
  border-radius: 999px;
  padding: 8px 13px;
  background: rgba(255, 255, 255, 0.72);
  color: #466651;
  font-size: 13px;
  font-weight: 800;
}

.login-nudge-actions button:hover {
  border-color: rgba(93, 128, 102, 0.36);
  background: rgba(255, 255, 255, 0.92);
}

/* Distinct persona avatars c10.526. */
.message.assistant .avatar,
.assistant-avatar,
.chunfeng-avatar {
  position: relative;
  border: 1px solid rgba(83, 103, 88, 0.2);
  border-radius: 50%;
  background:
    radial-gradient(circle at 64% 26%, rgba(221, 237, 208, 0.86), transparent 28%),
    radial-gradient(circle at 30% 76%, rgba(255, 255, 255, 0.9), transparent 34%),
    linear-gradient(145deg, #f8fbf2, #dcebcf);
  color: #365744;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.86),
    0 8px 18px rgba(67, 89, 73, 0.12);
  font-family: "STKaiti", "KaiTi", "Noto Serif SC", serif;
  font-weight: 800;
}

.message.assistant .avatar::after,
.assistant-avatar::after,
.chunfeng-avatar::after {
  content: "";
  position: absolute;
  right: 7px;
  bottom: 8px;
  width: 13px;
  height: 5px;
  border-bottom: 1.5px solid rgba(65, 96, 76, 0.45);
  border-radius: 50%;
  transform: rotate(-18deg);
}

.message.user .avatar,
.user-avatar,
.settings-account-avatar {
  border: 1px solid rgba(64, 75, 67, 0.12);
  color: #314139;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.72),
    0 7px 16px rgba(59, 69, 62, 0.1);
  font-weight: 850;
}

.avatar-style-bamboo_mist {
  background:
    linear-gradient(145deg, rgba(247, 252, 239, 0.96), rgba(210, 232, 198, 0.9)),
    #e9f3dc;
  color: #3f654d;
  border-radius: 15px 18px 14px 20px;
}

.avatar-style-moon_wash {
  background:
    radial-gradient(circle at 26% 24%, rgba(255, 255, 255, 0.78), transparent 30%),
    linear-gradient(145deg, #eef4f2, #cfdeda);
  color: #405c63;
  border-radius: 50%;
}

.avatar-style-warm_earth {
  background:
    linear-gradient(145deg, #fff6e9, #e8c9a4);
  color: #6b4b36;
  border-radius: 18px 13px 17px 13px;
}

.avatar-style-ink_river {
  background:
    radial-gradient(circle at 72% 22%, rgba(255, 255, 255, 0.64), transparent 26%),
    linear-gradient(145deg, #edf0ea, #b9c7c2);
  color: #2f4850;
  border-radius: 13px 20px 13px 20px;
}

.avatar-style-spring_seed {
  background:
    radial-gradient(circle at 62% 28%, rgba(255, 255, 255, 0.66), transparent 24%),
    linear-gradient(145deg, #f3fbde, #b9d98d);
  color: #45682d;
  border-radius: 20px 16px 19px 13px;
}

.settings-avatar-chooser {
  grid-column: 1 / -1;
  display: grid;
  gap: 10px;
  padding: 12px;
  border: 1px solid rgba(93, 128, 102, 0.14);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.48);
}

.settings-avatar-chooser[hidden] {
  display: none !important;
}

.settings-avatar-chooser-head {
  display: grid;
  gap: 3px;
}

.settings-avatar-chooser-head strong {
  margin: 0;
  color: #315342;
  font-size: 13px;
}

.settings-avatar-chooser-head p {
  margin: 0;
  color: #718279;
  font-size: 12px;
  line-height: 1.45;
}

.settings-avatar-options {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 8px;
}

.settings-avatar-option {
  display: grid;
  justify-items: center;
  gap: 7px;
  min-width: 0;
  border: 1px solid rgba(93, 128, 102, 0.12);
  border-radius: 15px;
  padding: 9px 7px;
  background: rgba(255, 255, 255, 0.58);
  color: #405448;
  text-align: center;
}

.settings-avatar-option.is-selected {
  border-color: rgba(78, 111, 88, 0.38);
  background: rgba(246, 251, 242, 0.9);
  box-shadow: 0 8px 20px rgba(72, 96, 77, 0.1);
}

.settings-avatar-sample {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  font-size: 15px;
}

.settings-avatar-copy {
  display: grid;
  gap: 2px;
  min-width: 0;
}

.settings-avatar-copy strong {
  margin: 0;
  color: #314a3b;
  font-size: 12px;
}

.settings-avatar-copy small {
  display: block;
  color: #718279;
  font-size: 10.5px;
  line-height: 1.28;
}

@media (max-width: 640px) {
  .spring-module-modal-card,
  .classic-library-modal-card {
    width: calc(100vw - 20px);
    max-height: calc(100dvh - 20px);
    padding: 12px;
  }

  .module-modal-hero {
    padding: 14px 42px 14px 14px;
    border-radius: 18px;
  }

  .module-modal-hero h2 {
    font-size: 20px;
  }

  .module-modal-hero .soft-note {
    font-size: 12.5px;
    line-height: 1.55;
  }

  .classic-library-search,
  .classic-library-filters {
    grid-template-columns: 1fr;
  }

  .settings-avatar-options {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.classic-library-modal-card {
  width: min(1120px, calc(100vw - 28px));
  height: min(88dvh, 800px);
  max-height: min(88dvh, 800px);
  grid-template-columns: minmax(300px, 0.92fr) minmax(420px, 1.08fr);
  grid-template-rows: auto auto auto auto auto minmax(0, 1fr);
  align-content: stretch;
}

.classic-library-modal-card > .module-modal-hero,
.classic-library-modal-card > .classic-library-search,
.classic-library-modal-card > .classic-library-filters,
.classic-library-modal-card > .classic-library-guide,
.classic-library-modal-card > .classic-library-tools,
.classic-library-modal-card > .classic-library-status {
  grid-column: 1 / -1;
}

.classic-result-list {
  grid-column: 1 / -1;
  grid-row: 6;
  align-content: start;
  overflow: auto;
}

.classic-card-detail {
  grid-column: 2;
  grid-row: 6;
  min-height: 0;
  overflow: auto;
  border-top: 0;
  margin: 0;
  padding: 0 2px 0 0;
}

.classic-card-detail.hidden {
  display: none;
}

.classic-library-modal-card.classic-detail-mode .classic-result-list {
  grid-column: 1;
}

.classic-library-modal-card.classic-detail-mode .classic-card-detail {
  display: block;
}

.classic-library-modal-card.classic-detail-mode .classic-results-condensed {
  gap: 7px;
}

.classic-library-modal-card.classic-detail-mode .classic-result-card,
.classic-library-modal-card.classic-detail-mode .classic-learning-step {
  padding: 10px;
}

.classic-detail-topbar,
.classic-detail-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.classic-detail-topbar {
  justify-content: space-between;
  margin-bottom: 8px;
}

.classic-detail-actions {
  margin: 8px 0 10px;
}

.classic-detail-topbar .secondary-btn.small,
.classic-detail-actions .primary-btn.small,
.classic-detail-actions .secondary-btn.small {
  width: auto;
  min-height: 32px;
  padding: 7px 12px;
  border-radius: 999px;
  font-size: 12.5px;
}

.classic-detail-card {
  display: grid;
  gap: 7px;
}

.classic-model-reference {
  display: grid;
  gap: 6px;
  padding: 12px;
  border-radius: 14px;
  border: 1px solid rgba(93, 128, 102, 0.16);
  background: rgba(255, 255, 255, 0.72);
  color: #334a3d;
}

.classic-model-reference strong {
  color: #3f6652;
  font-size: 13.5px;
}

.classic-model-reference span,
.classic-model-reference small {
  line-height: 1.55;
}

.classic-model-reference small {
  color: #7a8d82;
}

.classic-card-meta-link {
  margin-left: 8px;
  color: #507866;
  font-weight: 700;
  text-decoration: none;
}

.classic-external-references {
  display: grid;
  gap: 8px;
  margin-bottom: 10px;
}

.classic-external-references a {
  display: grid;
  gap: 4px;
  padding: 10px 12px;
  border: 1px solid rgba(89, 121, 101, .22);
  border-radius: 8px;
  color: inherit;
  text-decoration: none;
  background: rgba(245, 250, 245, .78);
}

.classic-external-references strong {
  color: #426c58;
  font-size: .92rem;
}

.classic-external-references span {
  color: rgba(56, 69, 61, .76);
  font-size: .82rem;
  line-height: 1.45;
}

.classic-detail-card .classic-card-section {
  margin-top: 2px;
}

.classic-explain-box {
  margin: 8px 0 4px;
}

.classic-explain-box textarea {
  min-height: 72px;
  max-height: 122px;
  resize: vertical;
}

#classicExplainResult,
#classicRelatedCards {
  margin-top: 0;
}

.classic-library-modal-card.classic-reader-expanded {
  width: calc(100vw - 18px);
  height: calc(100dvh - 18px);
  max-height: calc(100dvh - 18px);
  grid-template-columns: minmax(260px, 360px) minmax(0, 1fr);
  grid-template-rows: auto auto auto auto auto minmax(0, 1fr);
}

.classic-library-modal-card.classic-reader-expanded .classic-card-detail {
  padding: 0 12px 0 4px;
}

.classic-library-modal-card.classic-reader-expanded .classic-detail-card {
  max-width: 900px;
  margin: 0 auto;
  padding: 18px;
  gap: 10px;
}

.classic-library-modal-card.classic-reader-expanded .classic-detail-card h3 {
  font-size: 20px;
  line-height: 1.42;
}

.classic-library-modal-card.classic-reader-expanded .classic-card-section {
  font-size: 14.5px;
  line-height: 1.72;
}

@media (max-width: 900px) {
  .classic-library-modal-card {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto auto auto minmax(0, 1fr);
    width: calc(100vw - 14px);
    height: calc(100dvh - 14px);
    max-height: calc(100dvh - 14px);
  }

  .classic-library-modal-card.classic-detail-mode .classic-result-list {
    display: none;
  }

  .classic-library-modal-card.classic-detail-mode .classic-card-detail,
  .classic-card-detail {
    grid-column: 1;
    grid-row: 6;
  }

  .classic-library-modal-card.classic-reader-expanded {
    width: calc(100vw - 8px);
    height: calc(100dvh - 8px);
    max-height: calc(100dvh - 8px);
    grid-template-columns: 1fr;
  }

  .classic-detail-topbar {
    position: sticky;
    top: 0;
    z-index: 2;
    padding-bottom: 6px;
    background: rgba(250, 248, 239, 0.92);
    backdrop-filter: blur(10px);
  }
}

/* Viewport resilience c10.527. Keeps home usable in shorter windows and mobile. */
body {
  overflow-y: auto;
}

.app-shell.compact-home {
  height: auto;
  min-height: 100dvh;
  overflow: visible;
  padding-bottom: clamp(18px, 3vh, 36px);
}

.compact-home main {
  flex: 0 0 auto;
  overflow: visible;
}

@media (min-width: 981px) {
  .compact-home .compact-workspace {
    flex: 0 0 auto;
    height: clamp(500px, calc(100dvh - 178px), 720px);
    max-height: none;
  }

  .compact-home .compact-module-panel,
  .compact-home .compact-chat-panel {
    min-height: 0;
  }
}

@media (min-width: 981px) and (max-height: 760px) {
  .compact-home .compact-workspace {
    height: clamp(470px, calc(100dvh - 142px), 610px);
  }
}

@media (max-width: 980px) {
  .app-shell.compact-home {
    height: auto;
    min-height: 100dvh;
    overflow: visible;
    padding-bottom: 24px;
  }

  .compact-home main {
    min-height: 0;
    overflow: visible;
  }

  .compact-home .compact-workspace {
    display: flex;
    flex-direction: column;
    height: auto;
    min-height: 0;
    max-height: none;
    overflow: visible;
  }

  .compact-home .compact-module-panel {
    display: block;
    height: auto;
    max-height: none;
    overflow: visible;
  }

  .compact-home .capability-drawer {
    margin: 6px 0 0;
  }

  .compact-home .capability-drawer .module-list {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding: 0 8px 9px;
    -webkit-overflow-scrolling: touch;
  }

  .compact-home .module-door {
    flex: 0 0 min(186px, 72vw);
  }

  .compact-home .compact-chat-panel {
    height: min(660px, calc(100dvh - 150px));
    min-height: 430px;
    max-height: none;
  }
}

@media (max-width: 640px) {
  .app-shell.compact-home {
    width: calc(100% - 16px);
    padding-bottom: max(18px, env(safe-area-inset-bottom));
  }

  .compact-home .compact-module-panel {
    padding: 10px;
    border-radius: 20px;
  }

  .compact-home .compact-module-panel .panel-title {
    font-size: 17px;
  }

  .compact-home .compact-module-panel .panel-subtitle {
    margin: 4px 0 7px;
    font-size: 12px;
    line-height: 1.35;
  }

  .compact-home .capability-drawer summary {
    padding: 7px 9px;
    font-size: 12px;
  }

  .compact-home .module-door {
    flex-basis: 158px;
    grid-template-columns: 28px minmax(0, 1fr);
    gap: 7px;
    padding: 8px;
  }

  .compact-home .module-door strong {
    font-size: 13px;
  }

  .compact-home .module-door small {
    display: block;
    font-size: 11px;
    line-height: 1.28;
  }

  .compact-home .door-mark {
    width: 28px;
    height: 28px;
    border-radius: 10px;
  }

  .compact-home .compact-chat-panel {
    height: min(620px, calc(100dvh - 178px));
    min-height: 390px;
  }
}

/* Light module interaction and density polish c10.528. */
.compact-home .composer.is-sending textarea {
  background: rgba(255, 255, 255, 0.78);
  color: var(--ink);
  cursor: text;
  overflow: auto;
}

.compact-home .capability-drawer summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  cursor: pointer;
  border: 1px solid rgba(93, 128, 102, 0.14);
  background: rgba(255, 255, 255, 0.58);
}

.compact-home .capability-drawer summary::-webkit-details-marker {
  display: none;
}

.compact-home .capability-drawer summary small {
  color: #5d8066;
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
}

.compact-home .capability-drawer summary::after {
  content: "+";
  display: inline-grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 999px;
  color: white;
  background: #5d8066;
  font-weight: 900;
  line-height: 1;
}

.compact-home .capability-drawer[open] summary::after {
  content: "-";
}

.modal:not(.hidden):has(.spring-module-modal-card),
.modal:not(.hidden):has(.classic-library-modal-card) {
  overflow: hidden;
}

.spring-module-modal-card {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  width: min(680px, calc(100vw - 36px));
  max-height: min(88dvh, 640px);
  overflow: hidden;
  padding: 18px;
}

.spring-module-body {
  display: grid;
  grid-template-rows: auto auto minmax(92px, 1fr) auto;
  gap: 10px;
  min-height: 0;
}

.spring-module-modal-card .feedback-label {
  padding: 10px 12px;
  gap: 7px;
}

.spring-module-modal-card textarea {
  height: 76px;
  min-height: 76px;
  max-height: 96px;
  padding: 10px 12px;
  line-height: 1.5;
}

.spring-module-actions {
  align-items: center;
}

.spring-module-result {
  min-height: 92px;
  max-height: 168px;
  overflow: auto;
  padding: 12px;
  scrollbar-width: none;
}

.spring-module-result::-webkit-scrollbar,
.spring-module-recent::-webkit-scrollbar,
.classic-result-list::-webkit-scrollbar,
.classic-card-detail::-webkit-scrollbar {
  display: none;
}

.spring-module-result-card h3 {
  margin: 4px 0 8px;
  font-size: 18px;
}

.sign-card-fields,
.poem-card-fields {
  display: grid;
  gap: 6px;
}

.sign-card-fields p,
.poem-card-fields p {
  margin: 0;
  line-height: 1.48;
}

.spring-module-recent {
  max-height: 82px;
  overflow: auto;
  scrollbar-width: none;
}

.classic-library-modal-card {
  width: min(920px, calc(100vw - 36px));
  max-height: min(92dvh, 760px);
  display: grid;
  grid-template-rows: auto auto auto auto auto minmax(0, 1fr) minmax(0, 0.82fr);
  gap: 9px;
  padding: 18px;
  overflow: hidden;
}

.classic-library-search {
  margin: 0;
}

.classic-library-search input {
  padding: 10px 12px;
}

.classic-library-filters {
  margin: 0;
}

.classic-library-guide {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 9px 11px;
  border: 1px solid rgba(93, 128, 102, 0.12);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.54);
  color: #65796e;
  font-size: 12.5px;
}

.classic-library-tools {
  margin: 0;
}

.classic-library-status {
  margin: 0;
  padding: 8px 10px;
  font-size: 12.5px;
  line-height: 1.45;
}

.classic-result-list,
.classic-card-detail {
  min-height: 0;
  scrollbar-width: none;
}

.classic-result-list {
  gap: 8px;
  padding-right: 0;
}

.classic-card-detail {
  margin-top: 0;
  padding-top: 0;
  max-height: none;
}

.classic-result-card,
.classic-detail-card,
.classic-learning-step {
  padding: 11px;
  border-radius: 16px;
}

.classic-result-card h3,
.classic-detail-card h3,
.classic-learning-step h3 {
  margin: 0 0 6px;
  font-size: 16px;
  line-height: 1.36;
}

.classic-card-section {
  margin-top: 6px;
  line-height: 1.5;
  font-size: 13px;
}

.classic-card-actions {
  margin-top: 8px;
}

.classic-empty-state {
  display: grid;
  gap: 8px;
}

@media (max-width: 640px) {
  .spring-module-modal-card,
  .classic-library-modal-card {
    width: calc(100vw - 14px);
    height: calc(100dvh - 14px);
    max-height: calc(100dvh - 14px);
    padding: 10px;
    border-radius: 20px;
  }

  .module-modal-hero {
    padding: 10px 34px 10px 10px;
    gap: 5px;
  }

  .module-modal-hero h2 {
    font-size: 18px;
    line-height: 1.22;
  }

  .module-modal-hero .soft-note {
    font-size: 12px;
    line-height: 1.42;
  }

  .spring-module-modal-card textarea {
    height: 68px;
    min-height: 68px;
  }

  .spring-module-result {
    max-height: 142px;
  }

  .sign-pop-overlay {
    padding: 9px;
  }

  .sign-pop-card {
    width: calc(100vw - 18px);
    max-height: calc(100dvh - 18px);
    padding: 22px 18px 19px;
    border-radius: 20px;
  }

  .sign-pop-card h2 {
    font-size: 21px;
  }

  .sign-pop-name {
    font-size: 16px;
  }

  .sign-pop-main {
    font-size: 18px;
  }

  .sign-pop-reading {
    font-size: 14px;
    line-height: 1.62;
  }

  .sign-pop-grid {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .classic-library-modal-card {
    grid-template-rows: auto auto auto auto auto minmax(0, 1fr) minmax(0, 0.9fr);
  }

  .classic-library-guide {
    align-items: flex-start;
    flex-direction: column;
    gap: 7px;
  }

  .classic-library-tools {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .classic-result-card,
  .classic-detail-card,
  .classic-learning-step {
    padding: 9px;
  }
}

/* Spring modules reading density c10.541. */
.spring-module-modal-card.spring-result-mode {
  max-height: min(92dvh, 720px);
}

.spring-module-modal-card.spring-result-mode .module-modal-hero {
  padding: 11px 48px 11px 14px;
  gap: 5px;
}

.spring-module-modal-card.spring-result-mode .module-modal-hero h2 {
  font-size: 19px;
  line-height: 1.25;
}

.spring-module-modal-card.spring-result-mode .module-modal-hero .soft-note {
  display: none;
}

.spring-module-modal-card.spring-result-mode .spring-module-body {
  grid-template-rows: auto auto auto minmax(0, 1fr);
  gap: 8px;
}

.spring-module-modal-card.spring-result-mode .feedback-label {
  padding: 8px 10px;
}

.spring-module-modal-card.spring-result-mode textarea {
  height: 54px;
  min-height: 54px;
  max-height: 74px;
  font-size: 13.5px;
}

.spring-module-modal-card.spring-result-mode .spring-module-actions .small {
  min-height: 32px;
  padding: 7px 12px;
  font-size: 12.5px;
}

.spring-module-modal-card.spring-result-mode .spring-module-result {
  min-height: 230px;
  max-height: none;
  padding: 14px;
}

.spring-module-modal-card.spring-result-mode .spring-module-recent {
  display: none;
}

.spring-module-modal-card.spring-result-mode .poem-card-fields blockquote {
  margin: 0 0 8px;
  padding: 10px 12px;
  border-left: 3px solid rgba(93, 128, 102, 0.34);
  background: rgba(255, 255, 255, 0.62);
  color: #263f30;
  font-size: 17px;
  line-height: 1.55;
}

.spring-module-modal-card.spring-result-mode .poem-card-fields p,
.spring-module-modal-card.spring-result-mode .poem-card-fields li {
  font-size: 13.5px;
  line-height: 1.55;
}

/* Classic library search and study-card density c10.541. */
.classic-library-modal-card.classic-search-active {
  height: min(92dvh, 820px);
  max-height: min(92dvh, 820px);
  grid-template-rows: auto auto auto auto minmax(0, 1fr);
}

.classic-library-modal-card.classic-search-active > .module-modal-hero {
  padding: 10px 48px 10px 14px;
  gap: 4px;
}

.classic-library-modal-card.classic-search-active > .module-modal-hero h2 {
  font-size: 18px;
}

.classic-library-modal-card.classic-search-active > .module-modal-hero .soft-note,
.classic-library-modal-card.classic-search-active > .classic-library-guide,
.classic-library-modal-card.classic-search-active > .classic-library-status {
  display: none;
}

.classic-library-modal-card.classic-search-active > .classic-library-tools {
  grid-column: 1 / -1;
  justify-content: flex-end;
  gap: 7px;
}

.classic-library-modal-card.classic-search-active .classic-result-list,
.classic-library-modal-card.classic-search-active .classic-card-detail {
  grid-row: 5;
}

.classic-library-modal-card.classic-search-active .classic-result-card {
  display: grid;
  gap: 7px;
  padding: 10px 11px;
}

.classic-library-modal-card.classic-search-active .classic-card-section {
  font-size: 12.8px;
  line-height: 1.46;
}

.classic-library-modal-card.classic-search-active .classic-card-boundary {
  font-size: 11.8px;
}

.classic-library-modal-card.classic-detail-mode {
  grid-template-columns: 1fr;
  grid-template-rows: auto auto auto auto minmax(0, 1fr);
}

.classic-library-modal-card.classic-detail-mode .classic-result-list {
  display: none;
}

.classic-library-modal-card.classic-detail-mode .classic-card-detail {
  grid-column: 1 / -1;
  grid-row: 5;
  display: block;
  padding: 0 4px;
}

.classic-study-card {
  gap: 9px;
  padding: 15px;
  border-radius: 20px;
  background:
    radial-gradient(circle at 12% 0%, rgba(255, 238, 166, 0.34), transparent 28%),
    linear-gradient(145deg, rgba(255, 255, 250, 0.88), rgba(239, 248, 235, 0.76));
}

.classic-study-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(110px, 150px);
  gap: 12px;
  align-items: start;
}

.classic-study-head h3 {
  margin: 3px 0 0;
  font-size: 21px;
  line-height: 1.32;
}

.classic-study-progress {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.classic-study-progress span {
  color: #5d8066;
  font-size: 12px;
  font-weight: 850;
  text-align: right;
}

.classic-study-progress i {
  display: block;
  height: 7px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(93, 128, 102, 0.14);
}

.classic-study-progress b {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #789b73, #c8d979);
}

.classic-study-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.classic-study-section {
  min-width: 0;
  padding: 10px 11px;
  border: 1px solid rgba(93, 128, 102, 0.13);
  border-radius: 15px;
  background: rgba(255, 255, 255, 0.58);
}

.classic-study-section span {
  display: block;
  margin-bottom: 5px;
  color: #5f7a65;
  font-size: 12px;
  font-weight: 850;
}

.classic-study-section p {
  margin: 0;
  color: rgba(37, 55, 45, 0.86);
  font-size: 13.2px;
  line-height: 1.56;
}

.classic-study-card .classic-explain-box {
  margin: 2px 0;
  padding: 9px 10px;
}

.classic-study-card .classic-explain-box textarea {
  min-height: 54px;
  max-height: 82px;
  font-size: 13px;
}

.classic-study-card #classicExplainResult {
  padding: 9px 10px;
  font-size: 12.8px;
  line-height: 1.5;
}

.classic-related-title {
  margin: 0;
  padding: 0;
  background: transparent;
  border: 0;
}

.classic-path-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(120px, 160px);
  gap: 12px;
  align-items: center;
  padding: 11px 12px;
  border: 1px solid rgba(93, 128, 102, 0.13);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.64);
}

.classic-path-head strong,
.classic-path-head span {
  display: block;
}

.classic-path-head strong {
  color: #2f493a;
  font-size: 15px;
}

.classic-path-head span {
  margin-top: 3px;
  color: #718279;
  font-size: 12.5px;
  line-height: 1.45;
}

.classic-topic-bubbles {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.classic-topic-bubbles button {
  max-width: 220px;
  min-height: 30px;
  padding: 6px 10px;
  overflow: hidden;
  border: 1px solid rgba(93, 128, 102, 0.16);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.7);
  color: #557260;
  font-size: 12px;
  font-weight: 760;
  text-overflow: ellipsis;
  white-space: nowrap;
  cursor: pointer;
}

.classic-path-card {
  display: grid;
  gap: 7px;
}

@media (max-width: 640px) {
  .spring-module-modal-card.spring-result-mode .spring-module-result {
    min-height: 260px;
  }

  .classic-library-modal-card.classic-search-active {
    grid-template-rows: auto auto auto auto minmax(0, 1fr);
  }

  .classic-library-modal-card.classic-search-active > .module-modal-hero {
    padding: 8px 34px 8px 10px;
  }

  .classic-library-modal-card.classic-search-active > .classic-library-tools {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .classic-study-head,
  .classic-path-head {
    grid-template-columns: 1fr;
    gap: 7px;
  }

  .classic-study-progress span {
    text-align: left;
  }

  .classic-study-grid {
    grid-template-columns: 1fr;
  }

  .classic-study-card {
    padding: 11px;
  }
}

/* Module density and mobile fit c10.542. Keeps actions useful without eating the reading area. */
.classic-library-modal-card.classic-search-active {
  height: min(94dvh, 850px);
  max-height: min(94dvh, 850px);
}

.classic-library-modal-card.classic-search-active > .classic-library-search,
.classic-library-modal-card.classic-search-active > .classic-library-filters,
.classic-library-modal-card.classic-search-active > .classic-library-tools {
  gap: 6px;
}

.classic-library-modal-card.classic-search-active .classic-library-search input,
.classic-library-modal-card.classic-search-active .classic-library-search button,
.classic-library-modal-card.classic-search-active .classic-library-filters select {
  min-height: 34px;
  padding-top: 7px;
  padding-bottom: 7px;
  font-size: 12.8px;
}

.classic-library-modal-card.classic-search-active .classic-card-actions,
.classic-detail-actions,
.classic-detail-topbar {
  gap: 5px;
}

.classic-library-modal-card.classic-search-active .classic-card-actions .primary-btn.small,
.classic-library-modal-card.classic-search-active .classic-card-actions .secondary-btn.small,
.classic-detail-topbar .secondary-btn.small,
.classic-detail-actions .primary-btn.small,
.classic-detail-actions .secondary-btn.small {
  min-height: 28px;
  padding: 5px 9px;
  border-radius: 14px;
  font-size: 11.5px;
  line-height: 1.15;
}

.classic-library-modal-card.classic-search-active .classic-result-card,
.classic-library-modal-card.classic-search-active .classic-learning-step {
  gap: 5px;
  padding: 8px 9px;
}

.classic-library-modal-card.classic-search-active .classic-result-card h3,
.classic-library-modal-card.classic-search-active .classic-learning-step h3,
.classic-study-head h3 {
  font-size: 17px;
  line-height: 1.25;
}

.classic-library-modal-card.classic-search-active .classic-card-meta,
.classic-library-modal-card.classic-search-active .classic-card-boundary {
  font-size: 11.2px;
}

.classic-study-card {
  gap: 7px;
  padding: 11px;
  border-radius: 17px;
}

.classic-study-grid {
  gap: 6px;
}

.classic-study-section {
  padding: 8px 9px;
  border-radius: 12px;
}

.classic-study-section span {
  margin-bottom: 3px;
  font-size: 11.4px;
}

.classic-study-section p,
.classic-library-modal-card.classic-search-active .classic-card-section {
  font-size: 12.35px;
  line-height: 1.45;
}

.classic-study-card .classic-explain-box textarea {
  min-height: 44px;
  max-height: 66px;
}

.classic-topic-bubbles button {
  min-height: 26px;
  padding: 5px 8px;
  font-size: 11.2px;
}

@media (max-width: 640px) {
  .spring-module-modal-card,
  .classic-library-modal-card {
    width: calc(100vw - 8px);
    height: calc(100dvh - 8px);
    max-height: calc(100dvh - 8px);
    padding: 8px;
    border-radius: 18px;
  }

  .spring-module-modal-card .module-modal-hero,
  .classic-library-modal-card .module-modal-hero {
    padding: 8px 32px 8px 8px;
    gap: 3px;
  }

  .spring-module-modal-card .module-modal-hero h2,
  .classic-library-modal-card .module-modal-hero h2 {
    font-size: 16px;
    line-height: 1.2;
  }

  .spring-module-modal-card .module-modal-hero .soft-note,
  .classic-library-modal-card .module-modal-hero .soft-note {
    font-size: 11.2px;
    line-height: 1.35;
  }

  .spring-module-modal-card textarea,
  .spring-module-modal-card input,
  .classic-library-search input,
  .classic-library-filters select {
    font-size: 12.6px;
  }

  .spring-module-modal-card textarea {
    height: 56px;
    min-height: 56px;
  }

  .spring-module-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 6px;
  }

  .spring-module-actions .primary-btn.small,
  .spring-module-actions .secondary-btn.small {
    min-height: 32px;
    padding: 6px 8px;
    font-size: 12px;
  }

  .spring-module-result {
    max-height: none;
    min-height: 170px;
    padding: 9px;
    overflow: auto;
    font-size: 12.5px;
    line-height: 1.48;
  }

  .spring-module-recent {
    max-height: 118px;
    overflow: auto;
  }

  .classic-library-modal-card.classic-search-active {
    height: calc(100dvh - 8px);
    max-height: calc(100dvh - 8px);
    grid-template-rows: auto auto auto minmax(0, 1fr);
  }

  .classic-library-modal-card.classic-search-active > .classic-library-filters {
    grid-template-columns: 1fr;
  }

  .classic-library-modal-card.classic-search-active > .classic-library-tools,
  .classic-library-modal-card.classic-search-active > .classic-library-guide,
  .classic-library-modal-card.classic-search-active > .classic-library-status {
    display: none;
  }

  .classic-library-modal-card.classic-search-active .classic-result-list,
  .classic-library-modal-card.classic-search-active .classic-card-detail {
    grid-row: 4;
  }

  .classic-library-modal-card.classic-detail-mode {
    grid-template-rows: auto auto auto minmax(0, 1fr);
  }

  .classic-library-modal-card.classic-detail-mode .classic-card-detail {
    grid-row: 4;
  }

  .classic-study-card {
    padding: 9px;
  }

  .classic-detail-topbar,
  .classic-detail-actions,
  .classic-card-actions {
    display: flex;
    flex-wrap: nowrap;
    gap: 5px;
    overflow-x: auto;
    padding-bottom: 1px;
  }

  .classic-detail-topbar .secondary-btn.small,
  .classic-detail-actions .primary-btn.small,
  .classic-detail-actions .secondary-btn.small,
  .classic-card-actions .primary-btn.small,
  .classic-card-actions .secondary-btn.small {
    flex: 0 0 auto;
    min-width: auto;
  }
}

/* Classic learning-card readability c10.543. Enlarge the study card without changing chat flow. */
.classic-library-modal-card.classic-detail-mode {
  width: min(1240px, calc(100vw - 20px));
  height: min(94dvh, 860px);
  max-height: min(94dvh, 860px);
}

.classic-library-modal-card.classic-detail-mode .classic-card-detail {
  padding: 0 8px 0 4px;
}

.classic-library-modal-card.classic-detail-mode .classic-study-card {
  position: relative;
  min-height: calc(100% - 4px);
  gap: 10px;
  padding: 15px;
  border-radius: 21px;
}

.classic-page-hint {
  position: absolute;
  top: 50%;
  z-index: 4;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 48px;
  min-height: 108px;
  padding: 10px 6px;
  border: 1px solid rgba(92, 127, 104, 0.2);
  border-radius: 999px;
  background: rgba(247, 250, 243, 0.76);
  color: #476b59;
  box-shadow: 0 14px 32px rgba(44, 72, 58, 0.14);
  cursor: pointer;
  opacity: 0.76;
  transform: translateY(-50%);
  transition: opacity 0.18s ease, transform 0.18s ease, background 0.18s ease;
}

.classic-page-hint:hover,
.classic-page-hint:focus-visible {
  background: rgba(239, 248, 232, 0.94);
  opacity: 1;
  transform: translateY(-50%) scale(1.03);
}

.classic-page-hint span {
  font-size: 34px;
  line-height: 0.9;
  font-family: Georgia, "Times New Roman", serif;
}

.classic-page-hint small {
  margin-top: 8px;
  writing-mode: vertical-rl;
  letter-spacing: 0;
  font-size: 11px;
  line-height: 1;
}

.classic-page-hint-prev {
  left: 10px;
}

.classic-page-hint-next {
  right: 10px;
}

.classic-library-modal-card.classic-detail-mode .classic-study-head {
  grid-template-columns: minmax(0, 1fr) minmax(130px, 180px);
  gap: 14px;
}

.classic-library-modal-card.classic-detail-mode .classic-study-head h3 {
  font-size: 21px;
  line-height: 1.32;
}

.classic-library-modal-card.classic-detail-mode .classic-card-meta {
  font-size: 12.4px;
}

.classic-library-modal-card.classic-detail-mode .classic-study-grid {
  gap: 8px;
}

.classic-library-modal-card.classic-detail-mode .classic-study-section {
  padding: 11px 12px;
  border-radius: 15px;
}

.classic-library-modal-card.classic-detail-mode .classic-study-section span {
  margin-bottom: 5px;
  font-size: 12.5px;
}

.classic-library-modal-card.classic-detail-mode .classic-study-section p {
  font-size: 13.9px;
  line-height: 1.6;
}

.classic-library-modal-card.classic-detail-mode .classic-card-section,
.classic-library-modal-card.classic-detail-mode .classic-card-boundary,
.classic-library-modal-card.classic-detail-mode #classicExplainResult {
  font-size: 13px;
  line-height: 1.55;
}

.classic-library-modal-card.classic-detail-mode .classic-explain-box {
  padding: 11px 12px;
}

.classic-library-modal-card.classic-detail-mode .classic-explain-box textarea {
  min-height: 62px;
  max-height: 96px;
  font-size: 13.6px;
}

@media (max-width: 640px) {
  .classic-library-modal-card.classic-detail-mode {
    width: calc(100vw - 8px);
    height: calc(100dvh - 8px);
    max-height: calc(100dvh - 8px);
  }

  .classic-library-modal-card.classic-detail-mode .classic-card-detail {
    padding: 0 2px;
  }

  .classic-library-modal-card.classic-detail-mode .classic-study-card {
    position: relative;
    min-height: auto;
    gap: 8px;
    padding: 12px;
    border-radius: 18px;
  }

  .classic-page-hint {
    width: 36px;
    min-height: 82px;
    padding: 8px 4px;
    opacity: 0.7;
  }

  .classic-page-hint span {
    font-size: 27px;
  }

  .classic-page-hint small {
    font-size: 10px;
  }

  .classic-page-hint-prev {
    left: 4px;
  }

  .classic-page-hint-next {
    right: 4px;
  }

  .classic-library-modal-card.classic-detail-mode .classic-study-head {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .classic-library-modal-card.classic-detail-mode .classic-study-head h3 {
    font-size: 18px;
  }

  .classic-library-modal-card.classic-detail-mode .classic-study-section {
    padding: 9px 10px;
  }

  .classic-library-modal-card.classic-detail-mode .classic-study-section p {
    font-size: 13px;
    line-height: 1.52;
  }
}

/* P2-3 classic reader polish c10.546: larger reading surface, smaller controls. */
.classic-library-modal-card.classic-detail-mode {
  width: min(1320px, calc(100vw - 16px));
  height: min(96dvh, 900px);
  max-height: min(96dvh, 900px);
}

.classic-library-modal-card.classic-detail-mode .classic-study-card {
  padding: 18px 22px;
}

.classic-library-modal-card.classic-detail-mode .classic-detail-topbar .secondary-btn.small,
.classic-library-modal-card.classic-detail-mode .classic-detail-actions .primary-btn.small,
.classic-library-modal-card.classic-detail-mode .classic-detail-actions .secondary-btn.small {
  min-height: 27px;
  padding: 5px 10px;
  font-size: 11.8px;
  border-radius: 13px;
}

.classic-library-modal-card.classic-detail-mode .classic-study-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.classic-library-modal-card.classic-detail-mode .classic-study-section p {
  font-size: 14.15px;
  line-height: 1.62;
}

@media (min-width: 1180px) {
  .classic-library-modal-card.classic-detail-mode .classic-study-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .classic-library-modal-card.classic-detail-mode {
    width: calc(100vw - 6px);
    height: calc(100dvh - 6px);
    max-height: calc(100dvh - 6px);
  }

  .classic-library-modal-card.classic-detail-mode .classic-study-card {
    padding: 11px 10px;
  }

  .classic-library-modal-card.classic-detail-mode .classic-study-grid {
    grid-template-columns: 1fr;
    gap: 7px;
  }

  .classic-library-modal-card.classic-detail-mode .classic-study-section p {
    font-size: 12.9px;
    line-height: 1.5;
  }
}

/* Chat viewport completion fix c10.547.
   Keep the final assistant text fully visible after async layout, metadata chips,
   mobile viewport changes, and keyboard show/hide. */
.compact-home .chat-log,
#chatLog {
  scroll-behavior: auto;
  overflow-anchor: auto;
  scroll-padding-bottom: max(28px, env(safe-area-inset-bottom));
  padding-bottom: max(18px, calc(env(safe-area-inset-bottom) + 14px));
}

.compact-home .compact-chat-panel {
  min-height: 0;
}

.compact-home .message:last-child {
  scroll-margin-bottom: max(28px, env(safe-area-inset-bottom));
}

@media (max-width: 640px) {
  .compact-home .chat-log,
  #chatLog {
    padding-bottom: max(24px, calc(env(safe-area-inset-bottom) + 18px));
    scroll-padding-bottom: max(34px, calc(env(safe-area-inset-bottom) + 24px));
  }

  .compact-home .message:last-child {
    scroll-margin-bottom: max(34px, calc(env(safe-area-inset-bottom) + 24px));
  }
}

/* Chunfeng continuous voice mode c10.550. */

.voice-mode-btn {
  width: 56px;
  height: 56px;
  min-height: 56px;
  align-self: end;
  padding: 0;
  border: 1px solid rgba(83, 118, 97, 0.34);
  border-radius: 50%;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.97), rgba(229, 241, 233, 0.94));
  color: var(--primary-dark);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 8px 22px rgba(50, 76, 60, 0.11), inset 0 1px 0 rgba(255, 255, 255, 0.85);
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease, box-shadow 160ms ease;
}

.voice-mode-btn[hidden] {
  display: none !important;
}

.voice-mode-btn:hover:not(:disabled) {
  border-color: rgba(83, 118, 97, 0.62);
  background: linear-gradient(145deg, #fff, rgba(218, 235, 224, 0.98));
  box-shadow: 0 11px 26px rgba(50, 76, 60, 0.16), inset 0 1px 0 #fff;
  transform: translateY(-2px);
}

.voice-mode-btn:focus-visible {
  outline: 3px solid rgba(86, 139, 106, 0.22);
  outline-offset: 3px;
}

.voice-mode-btn[aria-pressed="true"] {
  color: #fff;
  border-color: rgba(228, 255, 235, 0.56);
  background: linear-gradient(145deg, rgba(91, 167, 117, 0.88), rgba(41, 111, 68, 0.9));
  box-shadow: 0 0 0 5px rgba(76, 155, 109, 0.14), 0 12px 28px rgba(50, 83, 64, 0.28), inset 0 1px 0 rgba(255, 255, 255, 0.32);
  backdrop-filter: blur(10px);
}

.voice-mode-btn:disabled {
  cursor: progress;
  opacity: 0.68;
}

.voice-mode-icon {
  width: 25px;
  height: 25px;
  display: inline-grid;
  place-items: center;
}

.voice-mode-icon svg {
  width: 25px;
  height: 25px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}

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

.voice-mode-btn[aria-pressed="true"] .voice-mode-icon {
  animation: voice-mode-breathe 1.8s ease-in-out infinite;
}

.voice-mode-panel {
  min-height: 34px;
  margin-top: 9px;
  padding: 7px 12px;
  border: 1px solid rgba(83, 118, 97, 0.18);
  border-radius: 16px;
  background: rgba(246, 250, 247, 0.78);
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
}

.voice-mode-panel[hidden],
.voice-partial-text[hidden] {
  display: none !important;
}

.voice-mode-dot {
  width: 8px;
  height: 8px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: #99a69e;
}

.voice-mode-dot[data-state="connecting"],
.voice-mode-dot[data-state="waiting"] {
  background: #d39b36;
  animation: voice-mode-breathe 1.25s ease-in-out infinite;
}

.voice-mode-dot[data-state="listening"] {
  background: #4c9b6d;
  box-shadow: 0 0 0 4px rgba(76, 155, 109, 0.12);
}

.voice-mode-dot[data-state="speaking"] {
  background: #7a64d8;
  animation: voice-mode-breathe 0.9s ease-in-out infinite;
}

.voice-mode-dot[data-state="error"] {
  background: #c85c55;
}

.voice-partial-text {
  min-width: 0;
  order: 1;
  flex: 1 0 100%;
  max-height: 7.2em;
  overflow-y: auto;
  overflow-x: hidden;
  line-height: 1.6;
  color: var(--ink);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  overscroll-behavior: contain;
}

.voice-partial-text::before {
  content: "识别中 ·";
  margin-right: 8px;
  color: var(--muted);
}

.voice-mode-exit-btn {
  flex: 0 0 auto;
  margin-left: auto;
  padding: 4px 10px;
  border: 1px solid rgba(83, 118, 97, 0.24);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.8);
  color: var(--primary-dark);
  font: inherit;
  cursor: pointer;
}

.voice-mode-exit-btn:hover {
  border-color: rgba(83, 118, 97, 0.48);
  background: #fff;
}

.voice-mode-exit-btn:focus-visible {
  outline: 3px solid rgba(86, 139, 106, 0.2);
  outline-offset: 2px;
}

.voice-mode-exit-btn[hidden] {
  display: none !important;
}

@keyframes voice-mode-breathe {
  0%, 100% { opacity: 0.58; transform: scale(0.92); }
  50% { opacity: 1; transform: scale(1.06); }
}

@media (max-width: 640px) {
  .voice-mode-btn {
    width: 48px;
    height: 48px;
    min-height: 48px;
  }

  .voice-mode-panel {
    align-items: flex-start;
    font-size: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .voice-mode-btn[aria-pressed="true"] .voice-mode-icon,
  .voice-mode-dot[data-state="connecting"],
  .voice-mode-dot[data-state="waiting"],
  .voice-mode-dot[data-state="speaking"] {
    animation: none;
  }
}

/* Composer single action slot and share popover c10.553. */
.composer {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 10px;
  min-width: 0;
  min-height: 0;
  padding: 12px;
  border: 1px solid rgba(83, 118, 97, 0.24);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 14px 34px rgba(50, 76, 60, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.composer-textarea,
.composer-voice-status,
.composer-toolbar {
  min-width: 0;
}

.composer textarea,
.composer.is-sending textarea {
  height: auto;
  min-height: 96px;
  max-height: 220px;
  border: 0;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.64);
}

.composer-voice-status .voice-mode-panel {
  margin-top: 0;
}

.composer-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.share-menu-anchor {
  position: relative;
  min-width: 0;
}

.share-with-chunfeng-btn {
  border: 0;
  border-radius: 12px;
  padding: 8px 10px;
  background: transparent;
  color: var(--primary-dark);
  font: inherit;
  font-size: 14px;
  cursor: pointer;
}

.share-with-chunfeng-btn:hover,
.share-with-chunfeng-btn:focus-visible {
  background: rgba(218, 235, 224, 0.72);
}

.share-with-chunfeng-btn:focus-visible {
  outline: 3px solid rgba(86, 139, 106, 0.22);
  outline-offset: 2px;
}

.share-menu {
  position: absolute;
  z-index: 8;
  bottom: calc(100% + 8px);
  left: 0;
  display: flex;
  flex-direction: column;
  min-width: 184px;
  padding: 8px;
  border: 1px solid rgba(83, 118, 97, 0.2);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 14px 32px rgba(50, 76, 60, 0.18);
}

.share-menu[hidden] {
  display: none;
}

.share-menu-heading {
  padding: 5px 10px 7px;
  color: #66766b;
  font-size: 12px;
  letter-spacing: 0.04em;
}

.share-menu-item {
  width: 100%;
  padding: 9px 10px;
  border: 0;
  border-radius: 10px;
  background: transparent;
  color: #859187;
  text-align: left;
  font: inherit;
  cursor: not-allowed;
}

.share-menu-item:not(:disabled) {
  color: var(--primary-dark);
  cursor: pointer;
}

.share-menu-item:not(:disabled):hover,
.share-menu-item:not(:disabled):focus-visible {
  background: rgba(218, 235, 224, 0.72);
}

.share-menu-item:not(:disabled):focus-visible {
  outline: 2px solid rgba(86, 139, 106, 0.24);
  outline-offset: -2px;
}

.composer-primary-action {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: flex-end;
}

.composer-primary-action > #sendBtn {
  width: auto;
  min-height: 48px;
  padding: 10px 16px;
  border-radius: 14px;
}

@media (max-width: 640px) {
  .composer {
    width: 100%;
    overflow: visible;
    padding: 10px;
  }

  .composer-toolbar {
    flex-direction: row;
    align-items: center;
  }

  .share-menu-anchor {
    flex: 1 1 auto;
    width: auto;
  }

  .composer-primary-action {
    flex: 0 0 auto;
    width: auto;
  }

  .composer-primary-action {
    justify-content: flex-end;
  }

  .share-menu {
    right: 0;
    left: auto;
    max-width: calc(100vw - 32px);
  }
}