/* === 手撕机 — 组件样式 === */

/* ── 底部导航 ── */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: calc(var(--bottomnav-height) + var(--safe-bottom));
  background: var(--paper-white);
  border-top: 0.5px solid var(--paper-border);
  display: flex;
  justify-content: space-around;
  align-items: flex-start;
  padding-top: var(--space-1);
  padding-bottom: var(--safe-bottom);
  z-index: 100;
}

.bottom-nav__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: var(--space-1) var(--space-2);
  color: var(--ink-tertiary);
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease-smooth);
}

.bottom-nav__item--active {
  color: var(--ink-primary);
}

.bottom-nav__icon {
  font-size: 20px;
  line-height: 1;
}

.bottom-nav__label {
  font-size: var(--text-xs);
  font-weight: 500;
  line-height: 1.2;
}

/* ── 标签卡片 ── */
.tag-card {
  background: var(--paper-warm);
  border: 1px solid var(--paper-border);
  border-radius: var(--radius-sm);
  padding: var(--space-3) var(--space-2);
  min-height: 48px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 2px;
  font-size: var(--text-md);
  font-weight: 500;
  color: var(--ink-primary);
  cursor: pointer;
  box-shadow: var(--shadow-tag);
  transition: transform var(--dur-instant) var(--ease-smooth),
              box-shadow var(--dur-fast) var(--ease-smooth),
              opacity var(--dur-fast) var(--ease-smooth);
  user-select: none;
  -webkit-user-select: none;
  -webkit-tap-highlight-color: transparent;
}

.tag-card__text {
  line-height: 1.25;
}

.tag-card:active {
  transform: scale(0.97);
}

.tag-card--torn {
  opacity: 0.4;
  pointer-events: none;
  text-decoration: line-through;
}

.tag-card--selected {
  transform: scale(1.02);
  box-shadow: var(--shadow-card);
}

/* ── 今日共撕卡 ── */
.daily-card {
  background: var(--paper-aged);
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-4);
  box-shadow: var(--shadow-card);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: transform var(--dur-fast) var(--ease-smooth);
  -webkit-tap-highlight-color: transparent;
}

.daily-card:active {
  transform: scale(0.98);
}

.daily-card__bar {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--fire-glow), var(--confetti-pink), var(--confetti-lav));
}

.daily-card__label {
  font-size: var(--text-sm);
  color: var(--ink-secondary);
  margin-bottom: var(--space-2);
}

.daily-card__text {
  font-size: var(--text-lg);
  font-weight: 600;
  text-align: center;
  color: var(--ink-primary);
  margin: var(--space-3) 0;
}

.daily-card__diff {
  font-size: var(--text-sm);
  text-align: center;
  color: var(--ink-secondary);
  margin: calc(-1 * var(--space-2)) 0 var(--space-2);
  letter-spacing: 0.04em;
}

.daily-card__diff-num {
  font-size: var(--text-xs);
  color: var(--ink-tertiary);
  font-weight: 400;
}

.daily-card__count {
  font-size: var(--text-sm);
  color: var(--ink-secondary);
  text-align: center;
}

.daily-card--torn {
  opacity: 0.6;
}

.daily-card--torn .daily-card__bar {
  background: var(--ink-tertiary);
}

.daily-card--compact {
  padding: var(--space-3) var(--space-4);
}

.daily-card--compact .daily-card__label {
  font-size: 10px;
  margin-bottom: var(--space-1);
}

.daily-card--compact .daily-card__text {
  font-size: var(--text-md);
  font-weight: 600;
  margin: var(--space-1) 0;
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.daily-card--compact .daily-card__count {
  font-size: 10px;
}

/* ── 自定义标签输入 ── */
.custom-tag {
  border: 1.5px dashed var(--paper-border);
  border-radius: var(--radius-sm);
  min-height: 48px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  cursor: pointer;
  background: transparent;
  transition: all var(--dur-fast) var(--ease-smooth);
  -webkit-tap-highlight-color: transparent;
}

.custom-tag__icon {
  font-size: 20px;
  color: var(--ink-tertiary);
}

.custom-tag__label {
  font-size: var(--text-xs);
  color: var(--ink-tertiary);
}

.custom-tag--expanded {
  border-style: solid;
  border-color: var(--ink-tertiary);
  padding: var(--space-2);
  cursor: default;
}

.custom-tag__input {
  width: 100%;
  border: none;
  border-bottom: 1px solid var(--paper-border);
  padding: var(--space-1) 0;
  font-size: var(--text-md);
  font-family: var(--font-body);
  color: var(--ink-primary);
  background: transparent;
  outline: none;
}

.custom-tag__input::placeholder {
  color: var(--ink-tertiary);
}

.custom-tag__confirm {
  margin-top: var(--space-2);
  padding: var(--space-1) var(--space-4);
  background: var(--paper-warm);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  color: var(--ink-primary);
  cursor: pointer;
  align-self: flex-end;
}

/* ── 分类区块 ── */
.category-section {
  margin-bottom: var(--space-8);
}

.category-header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
  font-size: var(--text-md);
  font-weight: 500;
  color: var(--ink-secondary);
}

.category-header__emoji {
  font-size: var(--text-lg);
}

.tag-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
}

.tag-grid--dense {
  gap: var(--space-2);
}

.tag-grid--dense .tag-card {
  min-height: 44px;
  padding: var(--space-2) var(--space-1);
  font-size: var(--text-sm);
  font-weight: 500;
  line-height: 1.25;
}

/* ── 撕纸卡片 ── */
.rip-page {
  position: fixed;
  inset: 0;
  background: var(--paper-white);
  overscroll-behavior: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: var(--space-6);
}

.rip-page--loading {
  font-size: var(--text-md);
  color: var(--ink-tertiary);
}

.rip-card-area {
  position: relative;
  /* 为卡片下方得分行留出空间（得分绝对定位于 wrapper 外沿） */
  padding-bottom: 2.75rem;
}

.rip-card-wrapper {
  position: relative;
  width: 280px;
  aspect-ratio: 3 / 4;
  perspective: 800px;
}

/* 撕标签：彩色便签风 + 更大竖向长方形（3:4）；字号单独 clamp，不与纸面同比放大 */
.rip-card-wrapper.rip-card-wrapper--square-note {
  width: min(
    clamp(232px, 78vw, 320px),
    calc((100dvh - 140px) * 3 / 4)
  );
  max-width: calc(100vw - 28px);
  aspect-ratio: 3 / 4;
}

.rip-card-wrapper--square-note .rip-card__front.rip-card__front--square-note {
  background-color: transparent;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(44, 36, 22, 0.14);
  box-shadow:
    0 2px 8px rgba(44, 36, 22, 0.07),
    0 1px 2px rgba(44, 36, 22, 0.06);
  padding: 0;
}

.rip-card-wrapper--square-note .rip-card__chrome {
  padding: var(--space-4) var(--space-3) var(--space-2);
}

.rip-card-wrapper--square-note .rip-card__text-stage .rip-card__text {
  font-family: var(--font-tag-hand);
  font-size: var(--rip-note-text-size);
  font-weight: 400;
  line-height: 1.22;
  letter-spacing: 0.03em;
  color: var(--ink-primary);
  transform-origin: center center;
}

/* 分类页飞入后首帧：轻微收束 + 透明度，避免与 ghost 切换时「突然变小」 */
@keyframes rip-note-text-settle {
  from {
    opacity: 0.82;
    transform: scale(1.055);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.rip-card-wrapper--post-fly .rip-card__text-stage .rip-card__text {
  animation: rip-note-text-settle 0.48s cubic-bezier(0.22, 1, 0.36, 1) both;
}

@media (prefers-reduced-motion: reduce) {
  .rip-card-wrapper--post-fly .rip-card__text-stage .rip-card__text {
    animation: none;
  }
}

/* 得分挂在卡片正下方（不占 3:4 盒高，避免挤压卡面） */
.rip-card__score-line {
  position: absolute;
  left: 0;
  right: 0;
  top: calc(100% + var(--space-2));
  margin: 0;
  text-align: center;
  font-size: var(--text-sm);
  font-weight: 400;
  line-height: 1.35;
  color: var(--ink-secondary);
  min-height: 1.35em;
  pointer-events: none;
}

.rip-card__score-num {
  font-size: clamp(17px, 4.6vw, 22px);
  font-weight: 700;
  color: var(--fire-glow);
  vertical-align: baseline;
}

.rip-card {
  width: 100%;
  height: 100%;
  position: relative;
  user-select: none;
  -webkit-user-select: none;
  touch-action: none;
}

.rip-card__front {
  width: 100%;
  height: 100%;
  background: var(--paper-warm);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  padding: 0;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: stretch;
  position: relative;
  /* 勿 hidden：虚线描边 + 圆角会在子层被裁成「缺一段」；纹理/底仍在圆角矩形内 */
  overflow: visible;
}

.rip-card__texture {
  position: absolute;
  inset: 0;
  z-index: 1;
  opacity: 0.03;
  pointer-events: none;
  background-image: url('../assets/noise.png');
  background-repeat: repeat;
}

/* 与 rip-card__draw 同尺寸的虚线 SVG + 画布 */
.rip-card__draw {
  position: absolute;
  inset: 0;
  z-index: 3;
  border-radius: inherit;
  /* 与 front 一致：避免 SVG 笔画在圆角处被裁断（style1 / style4 端部更明显） */
  overflow: visible;
}

.rip-card__chrome {
  position: absolute;
  inset: 0;
  z-index: 5;
  display: flex;
  flex-direction: column;
  /* 标签在上；参考蒙版在字下方居中；底部 HUD */
  justify-content: flex-start;
  gap: var(--space-2);
  pointer-events: none;
  padding: var(--space-4) var(--space-4) var(--space-3);
  box-sizing: border-box;
}

.rip-card__guide-row {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: clamp(52px, 22%, 88px);
  pointer-events: none;
}

.rip-card__text-stage {
  flex: 1 1 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 0;
  padding: 0;
  pointer-events: none;
}

.rip-card__text {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  text-align: center;
  color: var(--ink-primary);
  max-width: 100%;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  /* 略透，即使与曲线局部重叠仍能辨认轨迹 */
  background: rgba(250, 247, 242, 0.42);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.35) inset,
    0 2px 12px rgba(44, 36, 22, 0.06);
  line-height: 1.35;
}

/* ── 撕痕 HUD ── */
.rip-signature {
  flex: 0 0 auto;
  width: 100%;
  margin-top: 0;
  pointer-events: none;
}

/* 参考蒙版：置于标签字下方、水平居中；画布仍为整卡（评分坐标系不变） */
.rip-signature__guide {
  position: relative;
  display: block;
  width: clamp(52px, 30%, 96px);
  height: clamp(52px, 30%, 96px);
  max-width: 100%;
  margin: 0 auto;
  pointer-events: none;
  object-fit: contain;
  object-position: center;
  opacity: 0.78;
  filter: none;
  mix-blend-mode: multiply;
  flex-shrink: 0;
  animation: rip-sig-guide-breathe 2.4s ease-in-out infinite;
}

.rip-card--sig-active .rip-signature__guide {
  opacity: 0.55;
  animation-duration: 1.6s;
}

.rip-card--sig-warn .rip-signature__guide {
  opacity: 0.52;
  filter: contrast(1.08);
}

.rip-signature--warn .rip-signature__hint {
  color: var(--danger);
  font-weight: 500;
}

@keyframes rip-sig-guide-breathe {
  0%, 100% { opacity: 0.72; }
  50%      { opacity: 0.95; }
}

.rip-signature__canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  touch-action: none;
  cursor: crosshair;
  z-index: 2;
}

.rip-signature__canvas--fadeout {
  opacity: 0.22;
  transition: opacity 0.38s ease;
}

.rip-signature__hud {
  flex: 0 0 auto;
  padding: 0 var(--space-1);
}

.rip-signature__timer-track {
  height: 5px;
  border-radius: var(--radius-full);
  background: rgba(44, 36, 22, 0.08);
  overflow: hidden;
  margin-bottom: var(--space-2);
}

.rip-signature__timer-fill {
  display: block;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--fire-glow), var(--fire-spark));
}

.rip-signature__timer-fill--run {
  width: 100%;
  transition: width var(--tear-sig-limit, 1s) linear;
}

.rip-signature__hint {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  text-align: center;
  color: var(--ink-tertiary);
  line-height: 1.35;
}

.rip-coach {
  position: absolute;
  inset: 0;
  z-index: 14;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-5);
  text-align: center;
  font-family: var(--font-body);
  background: rgba(250, 247, 242, 0.94);
  backdrop-filter: blur(10px);
  border-radius: inherit;
  box-sizing: border-box;
}

.rip-coach[hidden] {
  display: none !important;
}

.rip-coach__title {
  margin: 0 0 var(--space-2);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--ink-primary);
}

.rip-coach__text {
  margin: 0 0 var(--space-4);
  max-width: 240px;
  font-size: var(--text-md);
  line-height: 1.45;
  color: var(--ink-secondary);
}

.rip-coach__btn {
  appearance: none;
  border: none;
  border-radius: var(--radius-full);
  padding: var(--space-2) var(--space-5);
  font-family: var(--font-body);
  font-size: var(--text-md);
  font-weight: 600;
  color: var(--ink-inverse);
  background: linear-gradient(135deg, var(--logo-z-deep), #4a2a0a);
  cursor: pointer;
  box-shadow: var(--shadow-tag);
}

.rip-coach__btn:active {
  transform: scale(0.97);
}

.rip-card__front--crease {
  animation: rip-card-crease 0.52s ease-in-out;
}

@keyframes rip-card-crease {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-3px) rotate(-0.6deg); }
  60% { transform: translateX(3px) rotate(0.6deg); }
}

.rip-hint {
  font-size: var(--text-md);
  color: var(--ink-tertiary);
  text-align: center;
  margin-top: var(--space-6);
}

/* ── 撕裂状态 ── */
.rip-card__half {
  position: absolute;
  left: 0;
  right: 0;
  overflow: hidden;
  transition: transform var(--dur-normal) var(--ease-tear);
}

.rip-card__half--top {
  top: 0;
  height: 40%;
  border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.rip-card__half--bottom {
  bottom: 0;
  height: 60%;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
}

.rip-glow {
  position: absolute;
  top: 52%;
  left: 0;
  right: 0;
  height: 20px;
  background: radial-gradient(ellipse at center, var(--fire-glow), transparent);
  opacity: 0;
  pointer-events: none;
  z-index: 5;
}

/* ── 背面 ── */
.rip-back {
  position: absolute;
  inset: 0;
  background: var(--paper-warm);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity var(--dur-normal) var(--ease-smooth),
              transform var(--dur-normal) var(--ease-smooth);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.rip-back--visible:active {
  transform: translateY(0) scale(0.99);
}

.rip-back--visible {
  opacity: 1;
  transform: translateY(0);
}

.rip-back__response {
  font-family: var(--font-display);
  font-size: var(--text-response);
  font-weight: 600;
  text-align: center;
  color: var(--ink-primary);
  line-height: 1.6;
}

.rip-back__resonance {
  font-size: var(--text-sm);
  color: var(--ink-secondary);
  margin-top: var(--space-4);
  opacity: 0;
  transition: opacity var(--dur-normal) var(--ease-fade);
}

.rip-back__resonance--visible {
  opacity: 1;
}

.rip-back__nav-hint {
  position: absolute;
  bottom: var(--space-5);
  left: var(--space-5);
  right: var(--space-5);
  font-size: var(--text-xs);
  color: var(--ink-tertiary);
  text-align: center;
  opacity: 0.85;
  letter-spacing: 0.04em;
  pointer-events: none;
}

/* ── 碎片粒子 Canvas ── */
.confetti-canvas {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 250;
}

/* ── 我的墙 ── */
.wall-header {
  margin-bottom: var(--space-6);
}

.wall-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--ink-primary);
}

.wall-count {
  font-size: var(--text-md);
  color: var(--ink-secondary);
  margin-top: var(--space-2);
}

.wall-grid {
  display: grid;
  grid-template-columns: repeat(6, 40px);
  gap: 4px;
  justify-content: center;
}

.wall-shard {
  width: 40px;
  height: 40px;
  border-radius: 4px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  transition: transform var(--dur-fast) var(--ease-smooth);
  -webkit-tap-highlight-color: transparent;
}

.wall-shard__glyph {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  line-height: 1;
  color: rgba(44, 36, 22, 0.88);
  pointer-events: none;
  user-select: none;
}

.wall-shard:active {
  transform: scale(0.9);
}

.wall-share-btn {
  display: block;
  width: calc(100% - 48px);
  margin: var(--space-8) auto 0;
  padding: var(--space-4);
  background: var(--paper-warm);
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--text-md);
  color: var(--ink-primary);
  text-align: center;
  cursor: pointer;
}

/* ── 回看弹窗 ── */
.wall-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(44, 36, 22, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 300;
  opacity: 0;
  transition: opacity var(--dur-fast) var(--ease-smooth);
}

.wall-modal-overlay--visible {
  opacity: 1;
}

.wall-modal {
  background: var(--paper-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-float);
  padding: var(--space-6) var(--space-5);
  width: min(92vw, 300px);
  min-height: 120px;
  text-align: center;
  position: relative;
  transform: scale(0.8);
  transition: transform 250ms var(--ease-spring);
}

.wall-modal-overlay--visible .wall-modal {
  transform: scale(1);
}

.wall-modal__label {
  font-size: var(--text-sm);
  color: var(--ink-secondary);
  margin-bottom: var(--space-2);
}

.wall-modal__text {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--ink-primary);
}

.wall-modal__label--sub {
  margin-top: var(--space-5);
  margin-bottom: var(--space-1);
}

.wall-modal__reply {
  font-size: var(--text-sm);
  line-height: 1.55;
  color: var(--ink-secondary);
  text-align: left;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: min(42vh, 280px);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.wall-modal__close {
  position: absolute;
  top: var(--space-2);
  right: var(--space-3);
  font-size: var(--text-lg);
  color: var(--ink-tertiary);
  cursor: pointer;
  background: none;
  border: none;
}

/* ── 空状态 ── */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-16) var(--space-6);
  text-align: center;
}

.empty-state__title {
  font-size: var(--text-md);
  color: var(--ink-secondary);
  margin-bottom: var(--space-2);
}

.empty-state__subtitle {
  font-size: var(--text-sm);
  color: var(--ink-tertiary);
  margin-bottom: var(--space-8);
}

.empty-state__action {
  padding: var(--space-3) var(--space-6);
  background: var(--paper-warm);
  border-radius: var(--radius-md);
  font-size: var(--text-md);
  color: var(--ink-primary);
  cursor: pointer;
  text-decoration: none;
}