/* 影翻棋 · 弹窗与提示：轻提示、确认框、胜负结果、规则卷轴 */

/* ===== 轻提示 ===== */
.toasts {
  position: fixed;
  top: 24px;
  left: 50%;
  z-index: 100;
  width: max-content;
  max-width: calc(100vw - 32px);
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 22px 12px 12px;
  background: #FFFDF7;
  border: 1px solid rgba(29, 26, 23, 0.15);
  border-radius: 3px;
  box-shadow: 0 12px 28px rgba(60, 40, 20, 0.22);
  font-size: 17px;
  line-height: 1.5;
  animation: toast-in 0.24s ease-out;
}

.toast.is-leaving {
  animation: toast-out 0.2s ease-in forwards;
}

.toast .seal {
  width: 32px;
  height: 32px;
  font-size: 21px;
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateY(-12px);
  }
}

@keyframes toast-out {
  to {
    opacity: 0;
    transform: translateY(-8px);
  }
}

/* ===== 弹窗通用 ===== */
.modal {
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--ink);
  max-width: none;
  max-height: none;
  overflow: visible;
}

.modal::backdrop {
  background: rgba(24, 21, 18, 0.66);
}

.modal[open]::backdrop {
  animation: fade-in 0.2s ease-out;
}

@keyframes fade-in {
  from {
    opacity: 0;
  }
}

@keyframes card-in {
  from {
    opacity: 0;
    transform: translateY(10px) scale(0.98);
  }
}

.card {
  background: var(--paper-card);
  border: 1px solid rgba(29, 26, 23, 0.15);
  border-radius: 4px;
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.35);
}

/* ===== 确认框：认输、求和 ===== */
.ask {
  width: min(320px, calc(100vw - 32px));
  padding: 28px 26px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  animation: card-in 0.22s ease-out;
}

.ask__head {
  display: flex;
  align-items: center;
  gap: 12px;
}

.ask__head > .icon {
  width: 26px;
  height: 26px;
  color: var(--cinnabar);
}

.ask__head > .seal {
  width: 34px;
  height: 34px;
  font-size: 22px;
}

.ask__title {
  margin: 0;
  font-size: 24px;
  font-weight: 700;
}

.ask__text {
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink-2);
}

.ask__actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 10px;
}

.ask__actions .btn {
  min-height: 46px;
  padding: 0 10px;
  box-shadow: none;
}

/* ===== 胜负结果 ===== */
.result {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
}

.result[open] {
  display: grid;
  place-items: center;
  overflow-y: auto;
}

.result__card {
  position: relative;
  width: min(420px, calc(100vw - 32px));
  margin: 86px 0 24px;
  padding: 96px 36px 34px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  text-align: center;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.35);
  animation: card-in 0.3s ease-out;
}

.result__seal {
  --frame: 7px;
  position: absolute;
  top: -62px;
  left: 50%;
  width: 132px;
  height: 132px;
  margin-left: -66px;
  font-size: 50px;
  border-radius: 8px 12px 10px 14px;
  transform: rotate(-6deg);
  box-shadow:
    inset 0 0 0 7px var(--seal-bg),
    inset 0 0 0 10px rgba(251, 240, 224, 0.85),
    0 12px 26px rgba(80, 20, 10, 0.4);
  animation: seal-stamp 0.42s cubic-bezier(0.2, 0.9, 0.3, 1.2) 0.1s both;
}

.result__seal.seal--ink {
  border-radius: 10px 7px 12px 8px;
  transform: rotate(5deg);
  box-shadow:
    inset 0 0 0 7px var(--seal-bg),
    inset 0 0 0 10px rgba(244, 238, 225, 0.8),
    0 12px 26px rgba(0, 0, 0, 0.4);
}

@keyframes seal-stamp {
  from {
    opacity: 0;
    scale: 1.6;
  }
}

.result__title {
  margin: 0;
  font-family: var(--font-brush);
  font-weight: 400;
  font-size: 54px;
  line-height: 1.1;
}

.result__title.is-red {
  color: var(--piece-red);
}

.result__text {
  margin: 0;
  font-size: 18px;
  color: var(--ink-2);
}

.result__move {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 6px 0 4px;
  font-size: 14px;
  color: var(--ink-mute);
}

.result__move .pc {
  width: 40px;
  height: 40px;
  font-size: 22px;
}

.result__move .pc + .icon + .pc {
  opacity: 0.55;
}

.result__move .icon {
  color: var(--ink-mute);
  stroke-width: 1.8;
}

.result__move-label {
  margin-left: 4px;
}

.result__actions {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 12px;
}

.result__actions .btn {
  min-height: 50px;
  padding: 0 10px;
  font-size: 18px;
  letter-spacing: 0.1em;
}

.result__actions .btn--primary {
  letter-spacing: 0.16em;
}

/* 落梅：结果出现时飘落 */
.petals {
  position: fixed;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.petal {
  position: absolute;
  top: -48px;
  left: var(--x);
  width: var(--size);
  height: var(--size);
  animation: petal-fall var(--dur) linear var(--delay) both;
}

.petal svg {
  width: 100%;
  height: 100%;
  overflow: visible;
}

.petal--still {
  top: var(--y);
  transform: rotate(var(--spin));
  animation: none;
}

@keyframes petal-fall {
  0% {
    opacity: 0;
    transform: translate3d(0, 0, 0) rotate(0deg);
  }
  8% {
    opacity: 1;
  }
  50% {
    transform: translate3d(calc(var(--drift) * -0.6), 55vh, 0) rotate(calc(var(--spin) * 0.5));
  }
  100% {
    opacity: 0.85;
    transform: translate3d(var(--drift), 112vh, 0) rotate(var(--spin));
  }
}

/* ===== 规则卷轴 ===== */
.scroll[open] {
  width: min(500px, calc(100vw - 48px));
  height: min(700px, calc(100vh - 48px));
  height: min(700px, calc(100dvh - 48px));
  display: flex;
  flex-direction: column;
  animation: card-in 0.24s ease-out;
}

.scroll__rod {
  position: relative;
  z-index: 1;
  flex: none;
  height: 20px;
  margin: 0 -16px;
  border-radius: 10px;
  background: linear-gradient(180deg, #8E5C2C, #5A3418 70%, #3F2410);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.35);
}

.scroll__rod:last-child {
  box-shadow: 0 6px 10px rgba(0, 0, 0, 0.35);
}

.scroll__paper {
  flex: 1;
  min-height: 0;
  margin: -4px 0;
  background: var(--paper-card);
  display: flex;
  flex-direction: column;
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.35);
}

.scroll__head {
  padding: 26px 30px 0;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.scroll__titles {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.scroll__kicker {
  font-size: 13px;
  letter-spacing: 0.4em;
  color: var(--cinnabar);
}

.scroll__title {
  margin: 0;
  font-family: var(--font-brush);
  font-weight: 400;
  font-size: 42px;
  line-height: 1.1;
}

.scroll__close {
  border: 0;
}

.scroll__close .icon {
  width: 22px;
  height: 22px;
}

.tabs {
  margin: 18px 30px 0;
  display: flex;
  gap: 4px;
  overflow-x: auto;
  border-bottom: 1px solid rgba(29, 26, 23, 0.15);
  scrollbar-width: none;
}

.tab {
  flex: none;
  height: 44px;
  padding: 0 16px;
  border: 0;
  border-bottom: 2.5px solid transparent;
  background: transparent;
  color: var(--ink-mute);
  font-size: 16px;
  cursor: pointer;
}

.tab:hover {
  background: rgba(29, 26, 23, 0.06);
}

.tab[aria-selected='true'] {
  border-bottom-color: var(--cinnabar);
  color: var(--ink);
  font-weight: 700;
}

.tab:focus-visible {
  outline-offset: -3px;
}

.scroll__body {
  position: relative;
  flex: 1;
  min-height: 0;
}

.scroll__body::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 48px;
  background: linear-gradient(180deg, rgba(251, 247, 238, 0), var(--paper-card));
  pointer-events: none;
}

.tabpanel {
  height: 100%;
  overflow-y: auto;
  padding: 8px 30px 40px;
  overscroll-behavior: contain;
}

.tabpanel:focus-visible {
  outline-offset: -3px;
}

.rule-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.rule-row {
  display: flex;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px dashed rgba(29, 26, 23, 0.18);
}

.rule-row__mark {
  flex: none;
  width: 56px;
  display: flex;
  padding-top: 2px;
}

.rule-row__mark .pc {
  width: 32px;
  height: 32px;
  font-size: 17px;
}

.rule-row__mark .pc-lq {
  font-size: 15px;
}

.rule-row__mark .pc:first-child {
  z-index: 1;
}

.rule-row__mark .pc + .pc {
  margin-left: -8px;
}

/* 悔棋、胜负条目用的序号 */
.rule-row__num {
  width: 32px;
  height: 32px;
  border: 1.5px solid var(--cinnabar);
  border-radius: 3px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-brush);
  font-size: 20px;
  color: var(--cinnabar);
}

.rule-row__body {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.rule-row__title {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
}

.rule-row__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-2);
}

@media (max-width: 480px) {
  .toast {
    font-size: 15px;
  }

  .result__card {
    padding: 90px 22px 26px;
  }

  .result__title {
    font-size: 46px;
  }

  .scroll[open] {
    width: calc(100vw - 32px);
  }

  .scroll__rod {
    margin: 0 -8px;
  }

  .scroll__head {
    padding: 22px 20px 0;
  }

  .tabs {
    margin: 14px 20px 0;
  }

  .tab {
    padding: 0 12px;
  }

  .tabpanel {
    padding: 4px 20px 36px;
  }
}