/* Phone layout: keep marks and courses close to the top, with thumb-sized controls. */
@media (max-width: 767px) {
  :root {
    --topbar-h: 64px;
    --tabbar-h: 68px;
    --tabbar-gap: 0px;
  }
  html {
    scroll-padding-bottom: calc(90px + env(safe-area-inset-bottom));
  }
  body {
    min-height: 100svh;
  }
  .shell {
    min-height: 100svh;
    width: 100%;
  }
  .app-topbar {
    min-height: 64px;
    padding: 12px max(16px, env(safe-area-inset-right)) 12px
      max(16px, env(safe-area-inset-left));
  }
  .app-mark {
    width: 38px;
    height: 38px;
    min-width: 38px;
  }
  .app-name {
    font-size: 17px;
  }
  .app-status {
    font-size: 12px;
  }
  .screen {
    min-height: calc(100svh - 64px);
    padding: 16px max(16px, env(safe-area-inset-right))
      calc(96px + env(safe-area-inset-bottom))
      max(16px, env(safe-area-inset-left));
  }
  .screen-header {
    gap: 12px;
    margin: 0 0 18px;
  }
  .screen-header > div {
    min-width: 0;
  }
  .screen-header h1 {
    font-size: clamp(1.65rem, 7vw, 2rem);
    line-height: 1.15;
  }
  .eyebrow {
    font-size: 11px;
    letter-spacing: 0.08em;
    margin-bottom: 8px;
  }
  .dashboard-subtitle {
    font-size: 14px;
    line-height: 1.5;
    margin-top: 8px;
  }
  .card {
    border-radius: 18px;
    padding: 18px;
  }
  #screen-courses .overall-gauge {
    float: none;
    width: 100%;
    min-height: 0;
    margin: 0 0 12px;
    padding: 14px 18px;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 12px;
  }
  #screen-courses .overall-gauge svg {
    width: 120px;
    max-width: 42%;
    flex-shrink: 0;
  }
  #screen-courses .gauge-cap {
    flex: 1;
    font-size: 14px;
    text-align: left;
    max-width: 165px;
  }
  #screen-courses .dream-preview {
    width: 100%;
    min-height: 0;
    margin: 0 0 16px;
    padding: 16px 18px;
  }
  .dream-preview .eyebrow,
  .dream-preview p,
  .dream-orbit {
    display: none;
  }
  .dream-preview > div:first-child {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 8px 12px;
    width: 100%;
    min-width: 0;
  }
  .dream-preview h2 {
    font-size: 17px;
    flex: 1 1 140px;
    overflow-wrap: anywhere;
  }
  .dream-preview .btn {
    font-size: 14px;
    padding: 10px 12px;
  }
  .dashboard-actions {
    margin: 18px 0 12px;
    flex-wrap: wrap;
    gap: 4px 8px;
  }
  .dashboard-actions h2 {
    font-size: 21px;
  }
  .dashboard-actions .btn {
    font-size: 14px;
    padding: 10px 0;
  }
  .course-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
  }
  .course-card {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: start;
    gap: 12px;
    padding: 18px;
    min-height: 0;
    margin: 0;
  }
  .course-card > .icon-circle {
    display: none;
  }
  .course-card .cc-main {
    grid-column: 1;
  }
  .course-card .cc-right {
    grid-column: 2;
    gap: 0;
    align-self: center;
  }
  .course-card .cc-right .chevron {
    display: none;
  }
  .course-card .cc-code {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0;
    color: var(--text-secondary);
  }
  .course-card .cc-name {
    font-size: 16px;
    font-weight: 650;
    line-height: 1.35;
    white-space: normal;
    overflow: visible;
    color: var(--text);
    overflow-wrap: anywhere;
  }
  .course-card .cc-meta {
    font-size: 12px;
    line-height: 1.5;
    overflow-wrap: anywhere;
  }
  .course-card .cc-mark {
    font-size: 23px;
  }
  .course-card .cc-markwrap {
    min-width: 64px;
  }
  .course-card .cc-tag {
    font-size: 11px;
    margin-top: 2px;
  }
  .cc-bar {
    margin-top: 10px;
  }
  .tabbar {
    bottom: 0;
    left: 0;
    transform: none;
    width: 100%;
    max-width: none;
    height: calc(68px + env(safe-area-inset-bottom));
    padding: 0 max(4px, env(safe-area-inset-right)) env(safe-area-inset-bottom)
      max(4px, env(safe-area-inset-left));
    border-radius: 18px 18px 0 0;
    border-bottom: 0;
    box-shadow: 0 -4px 24px #18243a12;
  }
  .tabbar button {
    min-width: 0;
    min-height: 60px;
    padding: 8px 2px;
    font-size: 11px;
    gap: 5px;
  }
  .tabbar button svg {
    width: 24px;
    height: 24px;
  }
  .tabbar button::before {
    top: 7px;
    width: 44px;
    height: 30px;
  }
  .btn,
  .back-btn,
  .prompt-chips button,
  .swatch,
  summary {
    min-height: 44px;
  }
  .screen-header #refresh {
    min-width: 44px;
    min-height: 44px;
    font-size: 24px;
  }
  .form-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
  }
  .field {
    min-width: 0;
    margin-top: 14px;
  }
  .field label,
  .chat-form label {
    font-size: 14px;
  }
  .field input,
  .field select,
  .goal-row input,
  .chat-form textarea {
    font-size: 16px;
    min-width: 0;
    max-width: 100%;
  }
  .goal-row input {
    min-height: 48px;
    border: 1px solid var(--separator);
    border-radius: 10px;
    background: var(--card);
    color: var(--text);
    padding: 8px;
  }
  .goal-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 82px;
    gap: 12px;
  }
  .goal-row > label {
    grid-column: 2;
    grid-row: 1 / 3;
  }
  .goal-gap {
    margin: 0;
  }
  .goal-row h3,
  .row-title,
  .row-sub {
    overflow-wrap: anywhere;
  }
  .dream-form .btn,
  .chat-footer .btn,
  .quick-calc .btn {
    width: 100%;
  }
  .feature-symbol {
    display: none;
  }
  .assistant-intro h2 {
    font-size: 23px;
  }
  .prompt-chips {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 8px;
    margin-top: 16px;
  }
  .prompt-chips button {
    font-size: 14px;
    text-align: left;
    line-height: 1.4;
  }
  .chat-form textarea {
    min-height: 112px;
  }
  .chat-footer {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }
  .chat-footer .small,
  .small {
    font-size: 13px;
  }
  .chat-message {
    padding: 16px;
  }
  .from-user {
    margin-left: 18px;
  }
  .preference-row {
    padding: 16px 0;
    gap: 16px;
    min-height: 68px;
  }
  .preference-row > span {
    min-width: 0;
  }
  .preference-row b {
    font-size: 16px;
  }
  .preference-row small {
    font-size: 13px;
    line-height: 1.5;
  }
  .theme-swatches {
    gap: 14px;
  }
  .swatch {
    width: 44px;
    min-width: 44px;
    height: 44px;
  }
  .detail-nav {
    top: 64px;
    padding: 8px 0;
    gap: 12px;
  }
  .detail-titlewrap {
    text-align: left;
  }
  .detail-title {
    font-size: 15px;
  }
  .detail-subtitle {
    white-space: normal;
    font-size: 13px;
    line-height: 1.4;
  }
  .detail-actions:empty {
    display: none;
  }
  .gauge-card {
    min-height: 200px;
  }
  .info-row > span {
    min-width: 0;
    overflow-wrap: anywhere;
  }
  .eval-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 12px;
    padding: 16px;
    align-items: start;
  }
  .eval-row > .icon-circle {
    display: none;
  }
  .eval-row .eval-name {
    font-size: 16px;
    overflow-wrap: anywhere;
  }
  .eval-row .eval-feedback {
    font-size: 14px;
    line-height: 1.5;
  }
  .eval-row .eval-sub {
    font-size: 13px;
  }
  .cat-pill {
    white-space: normal;
    overflow-wrap: anywhere;
  }
  .strand-head {
    align-items: flex-start;
  }
  .strand-name {
    min-width: 0;
    overflow-wrap: anywhere;
  }
  .strand-value {
    flex-shrink: 0;
  }
  .sheet {
    max-height: 90dvh;
    padding-bottom: calc(24px + env(safe-area-inset-bottom));
    overscroll-behavior: contain;
    scroll-padding-bottom: 24px;
  }
  .sheet-header {
    padding: 0 44px;
  }
  .auth-wrap {
    max-width: 480px;
    min-height: 100svh;
    padding: 24px 16px calc(24px + env(safe-area-inset-bottom));
  }
  .auth-card {
    padding: 20px;
  }
  [data-compact="true"] .course-card {
    min-height: 0;
    padding: 14px;
  }
  [data-large-text="true"] .course-card .cc-name,
  [data-large-text="true"] .eval-name {
    font-size: 18px;
  }
}
/* Explicit controls also work with keyboards and without swipe gestures. */
.carousel-controls {
  display: flex;
  gap: 8px;
  margin: 8px 0 16px;
}
.carousel-controls button {
  flex: 1;
  min-width: 0;
  min-height: 44px;
  padding: 10px 8px;
  border: 1px solid var(--separator);
  border-radius: 12px;
  background: var(--card);
  color: var(--text-secondary);
  font: inherit;
  font-size: 14px;
  cursor: pointer;
}
.carousel-controls button[aria-pressed="true"] {
  background: var(--accent-tint);
  color: var(--accent);
  border-color: var(--accent);
  font-weight: 650;
}
@media (hover: none) {
  .course-card:hover {
    transform: none;
    box-shadow: var(--shadow);
  }
}