/* ==========================================================================
   竖屏：每一页单独的排法（不是把桌面的几栏往下挪）
   .layout-tablet：平板竖着拿（≤1180 宽且竖屏）；.layout-phone：手机（≤760 宽）。
   结构要变的地方在各页的 JS 里按 useLayout() 换一种排法；这里只管它们长什么样。
   规矩不变：一页只有一个主角（在灯下，是纸）；其余是桌垫，安静；影子朝下。
   ========================================================================== */

/* —— 通用：页头 —— */
.layout-tablet .page-head {
  margin: 6px 0 24px;
}
.layout-phone .page-head {
  align-items: flex-start;
  margin: 2px 0 18px;
  gap: 12px;
}
.layout-phone .page-head {
  flex-wrap: nowrap;
  align-items: center;
}
.layout-phone .page-head > div:first-child {
  flex: 1 1 auto;
  min-width: 0;
}
.layout-phone .page-head p {
  color: var(--ink-3);
  font: var(--t-caption);
  text-shadow: var(--desk-text-shadow);
}
.layout-phone .page-actions {
  flex: none;
}
.layout-phone .page-head:has(.tt-actions) {
  flex-wrap: wrap;
}
.layout-phone .section {
  margin-top: 28px;
}
/* 手机上的分段切换：整行等分 */
.layout-phone .pk-tabs .seg,
.layout-phone .drawer-tabs .seg,
.layout-phone .p-tabs .seg {
  display: flex;
  width: 100%;
}
.layout-phone .pk-tabs .seg button,
.layout-phone .drawer-tabs .seg button,
.layout-phone .p-tabs .seg button {
  flex: 1 1 0;
  min-width: 0;
  padding-left: 4px;
  padding-right: 4px;
}
.p-tabs {
  margin-bottom: 16px;
}

/* ==========================================================================
   今日
   ========================================================================== */

/* —— 平板竖屏：信纸占满灯下；下面一排闹钟、今晚的打算、旋钮；再下面接下来和今天的课并排；桌边三样一行 —— */
.today.tablet {
  max-width: 820px;
}
.today.tablet .desk-center {
  width: min(680px, 100%);
  margin: 30px auto 0;
  perspective: 1400px;
}
.tgadgets {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 22px;
  width: min(680px, 100%);
  margin: 40px auto 0;
}
.tgadgets-say .tonight {
  margin-top: 0;
}
.tmid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 32px;
  align-items: start;
  margin-top: 40px;
}
.tmid.solo {
  grid-template-columns: minmax(0, 440px);
  justify-content: center;
}
.tmid-side .classes {
  margin-top: 0;
}
.tmid-side .tickets {
  gap: 14px;
}
.tmid-side .ticket {
  --stub: 118px;
  flex-basis: 100%;
  min-height: 96px;
}
/* 票根窄了：时间小一号，给右上角打的孔让出位置 */
.tmid-side .ticket-time,
.today.phone .ticket-time {
  font-size: 23px;
  line-height: 28px;
}
.tmid-side .ticket-punch,
.today.phone .ticket-punch {
  right: 9px;
  top: 9px;
  width: 8px;
  height: 8px;
}
.tedge {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 26px;
  align-items: start;
  margin-top: 44px;
  padding-top: 32px;
  border-top: 0.5px solid var(--line);
}
.tedge > .sticky {
  margin-top: 8px;
}
.today.tablet > .overdue-line {
  margin-top: 26px;
  justify-content: center;
}
.drawer.quad {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 48px;
}
.drawer.quad > .zone {
  height: 100%;
}

/* —— 手机竖屏：一条小闹钟；信纸；接下来横着滑；今天的课；桌边；灯外分三格 —— */
.pgadgets {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  margin: 2px 0 6px;
}
.pgadgets .clock {
  width: 124px;
  height: 60px;
  padding: 6px;
  border-radius: 15px;
}
.pgadgets .lcd {
  border-radius: 10px;
}
.pgadgets .lcd svg.digits {
  width: 84px;
  height: 30px;
  margin-top: -6px;
}
.pgadgets .clock.count .lcd svg.digits {
  transform: translateY(6px) scale(0.82);
}
.pgadgets .lcd-bed,
.pgadgets .lcd-day,
.pgadgets .lcd-mode {
  font-size: 8.5px;
}
.pgadgets .lcd-bed {
  right: 8px;
  bottom: 4px;
  gap: 3px;
}
.pgadgets .lcd-day {
  left: 8px;
  bottom: 4px;
}
.pgadgets .lcd-mode {
  left: 8px;
  top: 4px;
}
.pgadgets .dial {
  width: 48px;
  height: 48px;
}
.pgadgets .dial-readout {
  left: auto;
  right: 0;
  transform: translate(0, 4px);
}
.pgadgets .dial.show .dial-readout {
  transform: translate(0, 0);
}
.tonight-short {
  display: grid;
  gap: 1px;
  min-width: 0;
  text-shadow: var(--desk-text-shadow);
}
.tonight-short b {
  color: var(--ink);
  font: 400 15px/21px var(--font-kai);
}
.tonight-short em {
  color: var(--accent);
  font-style: normal;
  font-family: var(--font-num);
  font-weight: 600;
}
.tonight-short small {
  color: var(--ink-3);
  font: var(--t-caption);
}
.today.phone .desk-center {
  margin-top: 30px;
}
.today.phone .coach-line {
  margin-top: 16px;
}
.nstrip-wrap {
  margin-top: 30px;
}
.nstrip {
  display: flex;
  align-items: stretch;
  gap: 10px;
  margin: 0 -16px;
  padding: 6px 16px 16px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-padding: 0 16px;
  scrollbar-width: none;
  overscroll-behavior-x: contain;
}
.nstrip::-webkit-scrollbar {
  display: none;
}
.ncard {
  flex: 0 0 74%;
  width: auto;
  min-height: 92px;
  scroll-snap-align: start;
  animation: none;
}
.ncard .scard-rest {
  display: block;
  height: 24px;
  overflow: hidden;
  color: var(--paper-ink-2);
  font: 400 12.5px/24px var(--font);
  text-overflow: ellipsis;
  white-space: nowrap;
}
.ncard:hover {
  transform: none;
}
/* 睡觉线：卡片之间竖着的一道红铅笔线，字竖着写 */
.nstrip-bed {
  flex: none;
  display: flex;
  align-items: center;
  gap: 3px;
  color: #b4442f;
  scroll-snap-align: start;
}
.nstrip-bed::before {
  content: '';
  align-self: stretch;
  border-left: 1.5px dashed currentColor;
  opacity: 0.8;
}
.nstrip-bed span {
  writing-mode: vertical-rl;
  font: 600 10.5px/1 var(--font);
  letter-spacing: 0.12em;
  text-shadow: var(--desk-text-shadow);
}
.nstrip-bed.soft {
  color: var(--ink-3);
}
.nstrip-none {
  padding: 12px 0 4px;
  color: var(--ink-3);
  font: var(--t-small);
}
.nstrip-wrap .tonight {
  margin-top: 0;
}
.today.phone .classes {
  margin-top: 30px;
}
.today.phone .ticket {
  --stub: 112px;
  min-height: 92px;
}
.pedge {
  display: grid;
  gap: 24px;
  margin-top: 36px;
  padding-top: 30px;
  border-top: 0.5px solid var(--line);
}
.pedge > .sticky {
  margin: 8px 6px 0;
}
/* 托盘压成一条窄木条：最近做完的一件是一小条纸 */
.tray-wrap.line {
  min-width: 0;
}
.tray.tray-line {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 10px;
  height: 54px;
  padding: 0 16px;
  border-radius: 12px;
  box-shadow: inset 0 2px 0 rgba(255, 255, 255, 0.12), inset 0 0 0 5px var(--tray-rim), inset 0 8px 12px rgba(0, 0, 0, 0.38), var(--shadow-2);
  text-align: left;
}
.tray-line-label {
  flex: none;
  font: 500 12px/1 var(--font);
  letter-spacing: 0.1em;
}
.tray-line-last {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  padding: 4px 10px;
  border-radius: 2px;
  background: var(--paper);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.35);
  color: var(--paper-ink);
  font: 400 14px/20px var(--font-kai);
  text-overflow: ellipsis;
  white-space: nowrap;
  transform: rotate(-0.8deg);
}
.tray-line-last.empty {
  background: none;
  box-shadow: none;
  color: inherit;
  font: var(--t-small);
  transform: none;
}
.tray-line-last .ink-tick {
  margin-right: 2px;
}
.tray.tray-line b {
  flex: none;
  font: 500 12px/1 var(--font);
}
.tray.tray-line svg {
  flex: none;
  transition: transform var(--d) var(--ease);
}
.tray.tray-line[aria-expanded='true'] > svg {
  transform: rotate(180deg);
}
.tray.tray-line.got .tray-line-last {
  animation: slip-in 0.5s var(--ease-out);
}
@keyframes slip-in {
  from {
    opacity: 0;
    transform: translateY(-14px) rotate(-4deg);
  }
}
.tray-wrap.line .done-papers {
  margin-top: 14px;
}
.drawer.tabs {
  display: block;
  margin-top: 44px;
  padding-top: 26px;
}
.drawer-tabs {
  margin-bottom: 14px;
}
.drawer.tabs > .zone + .zone {
  margin-top: 14px;
}

/* ==========================================================================
   规划
   ========================================================================== */
/* 平板：一周七天排成两行（四天 + 三天），不用横着滑 */
.layout-tablet .week-board {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  overflow: visible;
  padding-bottom: 0;
}
.layout-tablet .phase-paper {
  max-width: none;
}
.layout-tablet .plan-bottom {
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
}
/* 手机：五个阶段压成一条五格的尺子，只写名字；选中的阶段写在下面那张纸上 */
.plan-page.phone .phases {
  overflow: visible;
  gap: 3px;
  padding-top: 18px;
}
.plan-page.phone .phase {
  flex: 1 1 0 !important;
  min-width: 0;
  padding: 8px 4px 7px;
  text-align: center;
}
.plan-page.phone .phase b {
  font-size: 12.5px;
  line-height: 16px;
  text-overflow: clip;
}
.plan-page.phone .phase small {
  display: none;
}
.plan-page.phone .phase-paper {
  padding: 18px 18px 16px;
}
.plan-page.phone .phase-paper h2 {
  font-size: 22px;
  line-height: 30px;
}
.plan-page.phone .phase-goals {
  font: var(--t-small);
}
.plan-page.phone .strategy {
  grid-template-columns: minmax(0, 1fr);
  gap: 2px;
}
.pweek-days {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 4px;
  margin-bottom: 10px;
}
.pweek-day {
  display: grid;
  justify-items: center;
  gap: 1px;
  padding: 7px 0 8px;
  border: 0;
  border-radius: var(--r-md);
  background: color-mix(in srgb, var(--mat) 55%, transparent);
  box-shadow: inset 0 0 0 0.5px var(--line);
  color: var(--ink-2);
  font: var(--t-caption);
}
.pweek-day b {
  color: var(--ink);
  font: 500 17px/22px var(--font-num);
}
.pweek-day i {
  width: 60%;
  height: 3px;
  margin-top: 4px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--accent) var(--p), var(--line-2) var(--p));
}
.pweek-day i.over {
  background: var(--danger);
}
.pweek-day.past {
  opacity: 0.6;
}
.pweek-day.today span,
.pweek-day.today b {
  color: var(--accent);
}
.pweek-day.on {
  --ink: var(--paper-ink);
  --ink-2: var(--paper-ink-2);
  --line-2: var(--paper-line);
  background: var(--paper);
  box-shadow: var(--shadow-1);
  color: var(--paper-ink-2);
  opacity: 1;
}
.pweek-day.on.today span,
.pweek-day.on.today b {
  color: var(--accent-ink, var(--accent));
}
.pweek-detail {
  display: grid;
  gap: 2px;
  padding: 14px 16px 12px;
}
.pweek-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 6px;
}
.pweek-head b {
  font: 400 18px/26px var(--font-kai);
}
.pweek-head span {
  color: var(--ink-3);
  font: var(--t-small);
}
.pweek-head span.over {
  color: var(--danger);
}
.pweek-class,
.pweek-task {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  min-height: 40px;
  padding: 9px 0;
  border: 0;
  border-top: 0.5px solid var(--line);
  background: none;
  color: var(--ink);
  text-align: left;
}
.pweek-class b {
  flex: none;
  width: 4.2em;
  color: var(--ink-2);
  font: 500 13px/20px var(--font-num);
}
.pweek-class span {
  flex: 1;
  min-width: 0;
  font: 500 14px/20px var(--font);
}
.pweek-class small {
  color: var(--ink-3);
  font: var(--t-caption);
}
.pweek-class.ky span {
  color: var(--accent);
}
.pweek-task .dot {
  margin-top: 7px;
}
.pweek-task > span {
  flex: 1;
  min-width: 0;
  display: grid;
}
.pweek-task b {
  font: var(--t-item);
  font-size: 15px;
  line-height: 22px;
}
.pweek-task > span small {
  color: var(--ink-3);
  font: var(--t-caption);
}
.pweek-task > small {
  flex: none;
  color: var(--ink-3);
  font: var(--t-caption);
  padding-top: 2px;
}
.pweek-task.done b {
  color: var(--ink-3);
  text-decoration: line-through;
  text-decoration-color: var(--line-2);
}
.pweek-task.doing b::after {
  content: '进行中';
  margin-left: 8px;
  color: var(--accent);
  font: 500 11px/1 var(--font);
}
.pweek-lec {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 9px 0 4px;
  border-top: 0.5px solid var(--line);
  color: var(--ink-2);
  font: var(--t-small);
}
.pweek-lec svg {
  flex: none;
  margin-top: 3px;
  color: var(--ink-3);
}
.pweek-add {
  justify-self: start;
  margin-top: 4px;
}

/* ==========================================================================
   报名备忘
   ========================================================================== */
.layout-tablet .memo-grid {
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
}
.layout-tablet .memo-hero {
  grid-template-columns: auto minmax(0, 1fr) auto;
}
.layout-tablet .memo-hero-side {
  grid-column: auto;
}
/* 手机：台历小一号，材料进度贴在右上；说明先露两行 */
.memo-page.phone .memo-hero {
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px 16px;
  margin-bottom: 22px;
}
.memo-page.phone .desk-cal {
  width: 96px;
}
.memo-page.phone .desk-cal-num {
  font-size: 44px;
}
.memo-page.phone .desk-cal-page small {
  font-size: 10.5px;
  letter-spacing: 0;
  white-space: nowrap;
}
.memo-page.phone .memo-hero-main h2 {
  font-size: 22px;
  line-height: 30px;
}
.memo-page.phone .memo-detail {
  display: -webkit-box;
  overflow: hidden;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
}
.memo-page.phone .memo-hero-side {
  grid-column: 1 / -1;
  justify-self: stretch;
}
.memo-page.phone .memo-pin {
  grid-column: 1 / -1;
}
.memo-page.phone > .zone + .zone {
  margin-top: 14px;
}
.memo-page.phone .memo-sites {
  margin-top: 30px;
}

/* ==========================================================================
   课程表
   ========================================================================== */
/* 平板竖屏：格子周视图照样画（七列也写得下），课堂记录和全部课程并排 */
.layout-tablet .tt {
  display: block;
}
.layout-tablet .tt-bottom {
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
}
.tt-page.phone .tt-mobile {
  display: block;
}
.tt-actions {
  display: flex;
  align-items: center;
  width: 100%;
}

/* ==========================================================================
   网课
   ========================================================================== */
/* 平板竖屏：一门课一整行，封面在左、要听的段落在右 */
.courses.tablet {
  display: grid;
  gap: 20px;
}
.courses.tablet .course {
  display: grid;
  grid-template-columns: minmax(240px, 0.8fr) minmax(0, 1.2fr);
}
.courses.tablet .course-cover {
  align-content: start;
  border-bottom: 0;
  border-right: 0.5px solid var(--line);
}
.courses.tablet .course-links {
  flex-direction: column;
  align-items: flex-start;
}
.courses-page.phone .course-cover,
.layout-phone .course-cover {
  padding: 18px 18px 12px;
}

/* ==========================================================================
   笔记
   ========================================================================== */
.layout-tablet .notes-layout {
  grid-template-columns: 240px minmax(0, 1fr);
}
.layout-tablet .note-list {
  position: sticky;
  top: 16px;
  max-height: calc(100dvh - 120px);
}
.notes-layout.phone {
  grid-template-columns: minmax(0, 1fr);
}
.notes-layout.phone .note-list {
  max-height: none;
}
.notes-layout.phone .note-item {
  min-height: 60px;
}
.notes-layout.phone .note-paper {
  margin: 0 -4px;
  transform: none;
}
.notes-layout.phone .note-tools {
  flex-wrap: wrap;
  row-gap: 8px;
}
.note-back {
  margin-left: -8px;
}
.notes-layout.phone .note-tools .note-back {
  flex: 1 1 100%;
  justify-content: flex-start;
}

/* ==========================================================================
   设置：竖屏一列分组，顶上一排跳转
   ========================================================================== */
.profile-page.tablet,
.profile-page.phone {
  max-width: 820px;
}
.set-jumps {
  position: sticky;
  top: max(8px, env(safe-area-inset-top));
  z-index: 5;
  display: flex;
  gap: 2px;
  width: fit-content;
  max-width: 100%;
  margin: 0 0 18px;
  padding: 4px;
  overflow-x: auto;
  scrollbar-width: none;
  border-radius: var(--r-md);
  background: color-mix(in srgb, var(--panel) 88%, transparent);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  box-shadow: var(--elev-soft);
}
.set-jumps::-webkit-scrollbar {
  display: none;
}
.set-jumps .chip {
  flex: none;
  height: 30px;
  padding: 0 12px;
  border: 0;
  border-radius: var(--r-sm);
  background: none;
  color: var(--ink-2);
  cursor: pointer;
}
.set-jumps .chip::before {
  display: none;
}
.set-jumps .chip:hover {
  background: var(--hover);
  color: var(--ink);
}
.set-anchor {
  scroll-margin-top: 56px;
}
.set-anchor + .set-anchor,
.set-anchor + .set-pair,
.set-pair + .set-pair {
  margin-top: 18px;
}
.set-pair {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}
.profile-page.phone .set-pair {
  grid-template-columns: minmax(0, 1fr);
}
.profile-page .set-anchor.stack {
  display: grid;
  gap: 18px;
}
.layout-tablet .general-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

/* ==========================================================================
   练琴
   ========================================================================== */
/* 平板竖屏：琴房单和本周并排；三首用切换代替三列；怎么练两两一行 */
.piano-page.tablet .pk-hero {
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  gap: 22px;
}
.piano-page.tablet .room-sheet {
  padding: 14px 24px 18px;
}
.piano-page.tablet .room-title > .num {
  font-size: 34px;
  line-height: 40px;
}
.piano-page.tablet .section-title {
  align-items: center;
}
.piece.wide {
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  column-gap: 28px;
}
.piece.wide .piece-head {
  grid-column: 1;
  grid-row: 1;
}
.piece.wide .piece-prog {
  grid-column: 2;
  grid-row: 1;
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}
.piece.wide .piece-units {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  column-gap: 24px;
  align-items: start;
}
.piece.wide .piece-note {
  grid-column: 1 / -1;
}
.piano-page.tablet .pk-how {
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
}
.piano-page.tablet .pk-how > .pk-logs {
  grid-column: auto;
}
.piano-page.tablet .road {
  grid-template-columns: repeat(11, 118px);
}
.piano-page.tablet .methods {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
/* 手机：琴房单铺满，分四格切换；计划时间线竖着排 */
.piano-page.phone .page-head h1 {
  display: none;
}
.piano-page.phone .page-actions {
  display: none;
}
.pk-tabs {
  position: sticky;
  top: max(8px, env(safe-area-inset-top));
  z-index: 5;
  margin: 0 0 18px;
  border-radius: var(--r-md);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  box-shadow: var(--elev-soft);
}
.pk-tabs .seg {
  background: color-mix(in srgb, var(--panel) 90%, transparent);
}
.piano-page.phone .room-sheet {
  margin: 0 -4px;
  padding: 10px 18px 16px;
  transform: none;
}
.piano-page.phone .staff {
  margin-bottom: 12px;
}
.piano-page.phone .room-title > .num {
  font-size: 34px;
  line-height: 40px;
}
.piano-page.phone .room-no {
  font-size: 19px;
}
.piano-page.phone .room-no b {
  font-size: 21px;
}
.piano-page.phone .room-what {
  font: var(--t-small);
}
.piano-page.phone .pk-logs {
  margin-top: 16px;
}
.pk-switch {
  margin-bottom: 14px;
}
.pk-switch .seg {
  display: flex;
  width: 100%;
}
.pk-switch .seg button {
  flex: 1 1 0;
}
.piano-page.phone .piece {
  padding: 18px 16px 14px;
}
.piano-page.phone .pk-week,
.piano-page.phone .pk-asks,
.piano-page.phone .pk-flow,
.piano-page.phone .pk-tech,
.piano-page.phone .pk-prep {
  margin-bottom: 14px;
}
.road.vertical {
  grid-template-columns: minmax(0, 1fr);
  overflow: visible;
}
.road.vertical .road-wk {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  gap: 4px 12px;
}
.road.vertical .road-n {
  grid-row: span 2;
}
.road.vertical .road-units {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 8px;
}
.road.vertical .road-check {
  margin-top: 0;
}
.after-row.vertical {
  flex-direction: column;
}
.piano-page.phone .key-dates {
  display: grid;
  gap: 6px;
}
.piano-page.phone .methods {
  grid-template-columns: minmax(0, 1fr);
}
.piano-page.phone .pk-methods {
  margin-top: 18px;
}
.piano-page.phone .kd {
  display: grid;
  grid-template-columns: 3.2em minmax(0, 1fr) auto;
  gap: 8px;
}