/* ==========================================================================
   侧边栏天气卡片 weather card（Open-Meteo + 手绘 SVG 折线图）
   --------------------------------------------------------------------------
   作用域全部限定在 .card-weather 内，不影响主题其它卡片。
   颜色一律走 Butterfly 主题 CSS 变量（--card-bg / --font-color / --card-meta /
   --default-bg-color / --card-hover-box-shadow ...），深色模式由
   [data-theme='dark'] 覆盖，避免硬编码背景色。
   ========================================================================== */

.card-weather {
  /* 局部变量：集中管理强调色 / 次要文字 / 网格线，方便深色模式统一覆盖 */
  --wx-accent: var(--default-bg-color, #49b1f5);
  --wx-meta: var(--card-meta, #858585);
  --wx-grid: rgba(125, 125, 125, .18);
  --wx-track: rgba(125, 125, 125, .12);
  --wx-hoverline: rgba(125, 125, 125, .38);
}

.card-weather .weather-widget {
  position: relative;
}

/* ---------------------------- 加载 / 错误态 ---------------------------- */

.card-weather .weather-loading,
.card-weather .weather-error {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 104px;
  color: var(--wx-meta);
  font-size: .82em;
  line-height: 1.5;
}

.card-weather .weather-loading {
  gap: 7px;
}

.card-weather .weather-loading i {
  color: var(--wx-accent);
}

.card-weather .weather-error {
  flex-direction: column;
  gap: 9px;
  text-align: center;
}

.card-weather .weather-error i {
  color: var(--wx-meta);
  font-size: 1.45em;
  opacity: .8;
}

.card-weather .weather-retry {
  padding: 3px 14px;
  border: 0;
  border-radius: 6px;
  background: var(--wx-accent);
  color: #fff;
  font-family: inherit;
  font-size: .95em;
  line-height: 1.6;
  cursor: pointer;
  transition: filter .2s, transform .2s;
}

.card-weather .weather-retry:hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
}

.card-weather .weather-retry:active {
  transform: translateY(0);
}

/* ------------------------------ 实时天气 ------------------------------ */

.card-weather .weather-main {
  animation: wx-fade-in .3s ease both;
}

.card-weather .weather-now {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  line-height: 1.2;
}

.card-weather .weather-now-left {
  display: flex;
  align-items: center;
  gap: 3px;
  min-width: 0;
}

.card-weather .weather-now-icon {
  color: var(--wx-accent);
  font-size: 1.85em;
  line-height: 1;
  transition: transform .4s;
}

.card-weather .weather-now-temp {
  display: flex;
  align-items: flex-start;
  color: var(--text-highlight-color, var(--font-color));
  font-weight: 600;
}

.card-weather .weather-temp-value {
  font-size: 1.85em;
  letter-spacing: -.02em;
  line-height: 1.05;
}

.card-weather .weather-temp-unit {
  margin-left: 1px;
  font-size: .82em;
  line-height: 1.5;
}

.card-weather .weather-now-right {
  min-width: 0;
  text-align: right;
}

.card-weather .weather-desc {
  overflow: hidden;
  color: var(--font-color);
  font-size: .9em;
  font-weight: 500;
  line-height: 1.35;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.card-weather .weather-city {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 3px;
  min-width: 0;
  margin-top: 2px;
  color: var(--wx-meta);
  font-size: .74em;
  line-height: 1.35;
}

.card-weather .weather-city i {
  font-size: .9em;
  color: var(--wx-accent);
}

.card-weather .weather-city-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* 体感 / 湿度 / 风 —— 单行三段式，紧凑不换行 */
.card-weather .weather-meta {
  display: flex;
  align-items: center;
  margin: 7px 0 4px;
  line-height: 1.6;
}

.card-weather .weather-meta-item {
  display: flex;
  flex: 1 1 0;
  align-items: center;
  justify-content: center;
  gap: 4px;
  overflow: hidden;
  min-width: 0;
  color: var(--wx-meta);
  font-size: .74em;
  white-space: nowrap;
}

.card-weather .weather-meta-item + .weather-meta-item {
  border-left: 1px solid var(--wx-track);
}

.card-weather .weather-meta-item i {
  flex: 0 0 auto;
  color: var(--wx-accent);
  font-size: .92em;
}

.card-weather .weather-meta-item span {
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ------------------------------- 图表区 ------------------------------- */

.card-weather .weather-chart {
  position: relative;
}

.card-weather .weather-tabs {
  display: flex;
  gap: 6px;
  margin-bottom: 1px;
}

.card-weather .weather-tab {
  flex: 0 0 auto;
  padding: 2px 10px;
  border: 0;
  border-radius: 10px;
  background: var(--wx-track);
  color: var(--wx-meta);
  font-family: inherit;
  font-size: .72em;
  line-height: 1.6;
  cursor: pointer;
  transition: background .2s, color .2s;
}

.card-weather .weather-tab:hover {
  color: var(--wx-accent);
}

.card-weather .weather-tab.is-active {
  background: var(--wx-accent);
  color: #fff;
}

.card-weather .weather-tab:focus-visible {
  outline: 2px solid var(--wx-accent);
  outline-offset: 1px;
}

.card-weather .weather-chart-wrap {
  position: relative;
  margin-top: 2px;
  cursor: crosshair;
  touch-action: pan-y;
}

.card-weather .weather-chart-canvas {
  width: 100%;
}

.card-weather .weather-chart-canvas svg {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}

/* SVG 内部样式：用 class 而不是 presentation attribute，
   这样 stroke / fill 才能读取 CSS 变量并跟随深色模式 */
.card-weather .wx-grid-line {
  stroke: var(--wx-grid);
  stroke-width: 1;
  stroke-dasharray: 2 3;
}

.card-weather .wx-axis-label {
  fill: var(--wx-meta);
  font-family: inherit;
  font-size: 9px;
}

.card-weather .wx-line-primary {
  fill: none;
  stroke: var(--wx-accent);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.card-weather .wx-line-secondary {
  fill: none;
  stroke: var(--wx-meta);
  stroke-width: 1.2;
  stroke-dasharray: 3 3;
  stroke-linecap: round;
  stroke-linejoin: round;
  opacity: .7;
}

.card-weather .wx-now-dot {
  fill: var(--wx-accent);
  stroke: var(--card-bg);
  stroke-width: 1.5;
}

.card-weather .wx-hover-line {
  stroke: var(--wx-hoverline);
  stroke-width: 1;
  stroke-dasharray: 3 3;
  opacity: 0;
  transition: opacity .12s;
}

.card-weather .wx-hover-dot {
  fill: var(--wx-accent);
  stroke: var(--card-bg);
  stroke-width: 1.5;
  opacity: 0;
  transition: opacity .12s;
}

.card-weather .weather-chart-wrap.is-hovering .wx-hover-line,
.card-weather .weather-chart-wrap.is-hovering .wx-hover-dot {
  opacity: 1;
}

/* ------------------------------- tooltip ------------------------------ */

.card-weather .weather-tooltip {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 3;
  visibility: hidden;
  padding: 4px 8px;
  border: 1px solid var(--wx-grid);
  border-radius: 6px;
  background: var(--card-bg);
  box-shadow: var(--card-hover-box-shadow, 0 2px 10px rgba(0, 0, 0, .18));
  color: var(--font-color);
  font-size: .72em;
  line-height: 1.5;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 0);
  transition: opacity .15s, visibility .15s;
}

.card-weather .weather-tooltip.is-visible {
  visibility: visible;
  opacity: 1;
}

.card-weather .weather-tip-title {
  color: var(--wx-meta);
  font-size: .95em;
}

.card-weather .weather-tip-row {
  display: flex;
  align-items: center;
  gap: 4px;
}

.card-weather .weather-tip-row i {
  color: var(--wx-accent);
  font-size: .85em;
}

.card-weather .weather-tip-temp {
  color: var(--wx-accent);
  font-weight: 600;
}

/* ------------------------------- 底部栏 ------------------------------- */

.card-weather .weather-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  margin-top: 3px;
  color: var(--wx-meta);
  font-size: .68em;
  line-height: 1.5;
}

.card-weather .weather-update {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.card-weather .weather-refresh {
  flex: 0 0 auto;
  padding: 0 2px;
  border: 0;
  background: transparent;
  color: var(--wx-meta);
  font-size: 1em;
  line-height: 1;
  cursor: pointer;
  transition: color .2s, transform .2s;
}

.card-weather .weather-refresh:hover {
  color: var(--wx-accent);
  transform: rotate(90deg);
}

/* ------------------------------- 深色模式 ------------------------------ */

[data-theme='dark'] .card-weather {
  --wx-grid: rgba(255, 255, 255, .14);
  --wx-track: rgba(255, 255, 255, .09);
  --wx-hoverline: rgba(255, 255, 255, .34);
}

[data-theme='dark'] .card-weather .weather-tooltip {
  box-shadow: 0 2px 12px rgba(0, 0, 0, .5);
}

/* ------------------------------- 动画 / 适配 --------------------------- */

@keyframes wx-fade-in {
  from {
    opacity: 0;
    transform: translateY(3px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 768px) {
  .card-weather .weather-loading,
  .card-weather .weather-error {
    min-height: 88px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .card-weather .weather-main {
    animation: none;
  }

  .card-weather .weather-tooltip,
  .card-weather .wx-hover-line,
  .card-weather .wx-hover-dot,
  .card-weather .weather-tab,
  .card-weather .weather-refresh {
    transition: none;
  }
}