:root {
  --shape-full: 9999px;
  --shape-xlarge: 24px;
  --shape-large: 18px;
  --shape-medium: 14px;
  --shape-small: 10px;

  --card-glass-bg: rgba(255, 255, 255, 0.65);
  --card-glass-border: 1px solid rgba(255, 255, 255, 0.45);
  --card-glass-shadow: 0 10px 30px -4px rgba(0, 0, 0, 0.12), inset 0 1px 0 rgba(255, 255, 255, 0.8);
  --text-main: #111a24;
  --text-sub: #3d4a57;
  --primary-accent: #005bb5;

  --pop-pill-bg: rgba(2, 132, 199, 0.16);
  --pop-pill-color: #0369a1;
  --temp-max-color: #c2410c;
  --temp-min-color: #0284c7;

  --btn-3d-shadow: 0 4px 0 rgba(0, 0, 0, 0.12), 0 6px 14px rgba(0, 0, 0, 0.08);
  --btn-3d-active: 0 1px 0 rgba(0, 0, 0, 0.12), 0 2px 4px rgba(0, 0, 0, 0.15);
}

body.is-dark-theme {
  --card-glass-bg: rgba(14, 22, 34, 0.65);
  --card-glass-border: 1px solid rgba(255, 255, 255, 0.1);
  --card-glass-shadow: 0 10px 32px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  --text-main: #f0f4f8;
  --text-sub: #b2c0cf;
  --primary-accent: #7dc4ff;

  --pop-pill-bg: rgba(125, 196, 255, 0.18);
  --pop-pill-color: #9cd5ff;
  --temp-max-color: #ff9e92;
  --temp-min-color: #7dc4ff;

  --btn-3d-shadow: 0 4px 0 #05080c, 0 6px 14px rgba(0, 0, 0, 0.5);
  --btn-3d-active: 0 1px 0 #05080c, 0 2px 4px rgba(0, 0, 0, 0.55);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: 'Google Sans Flex', 'Google Sans', -apple-system, sans-serif;
  color: var(--text-main);
  background: #87ceeb;
  min-height: 100vh;
  overflow-x: hidden;
  overflow-y: auto;
  position: relative;
  transition: color 0.3s ease;
}

#global-sky-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
}

.icon {
  font-family: 'Material Symbols Rounded';
  font-weight: normal;
  font-style: normal;
  font-size: 20px;
  line-height: 1;
  display: inline-block;
  vertical-align: middle;
  font-variation-settings: 'FILL' 1, 'wght' 400, 'GRAD' 0, 'opsz' 24;
}

.app-layout {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1540px;
  margin: 0 auto;
  padding: 16px 20px 40px;
}

/* ヘッダー */
.app-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.location-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 18px;
  background: var(--card-glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: var(--shape-full);
  font-size: 14.5px;
  font-weight: 600;
  color: var(--text-main);
  box-shadow: var(--btn-3d-shadow);
  border: var(--card-glass-border);
  cursor: pointer;
  transition: transform 0.15s ease;
}
.location-chip:hover {
  transform: translateY(-2px);
}
.location-chip:active {
  transform: translateY(2px);
  box-shadow: var(--btn-3d-active);
}

.app-bar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.icon-btn {
  background: var(--card-glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: var(--card-glass-border);
  cursor: pointer;
  width: 40px;
  height: 40px;
  border-radius: var(--shape-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-main);
  box-shadow: var(--btn-3d-shadow);
  transition: transform 0.12s ease, background-color 0.2s ease;
}
.icon-btn:hover {
  transform: translateY(-2px);
  color: var(--primary-accent);
}
.icon-btn:active {
  transform: translateY(2px);
  box-shadow: var(--btn-3d-active);
}
.icon-btn.disabled {
  opacity: 0.55;
}
.icon-btn.disabled .icon {
  color: var(--text-sub);
}

.rotating {
  animation: rotateAction 0.75s cubic-bezier(0.4, 0, 0.2, 1);
}
@keyframes rotateAction {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* ローディングカード */
#status-card {
  text-align: center;
  padding: 50px 20px;
  background: var(--card-glass-bg);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-radius: var(--shape-xlarge);
  margin: 40px auto;
  max-width: 460px;
  box-shadow: var(--card-glass-shadow);
  border: var(--card-glass-border);
}
.loading-spinner {
  width: 42px;
  height: 42px;
  border: 4px solid rgba(255, 255, 255, 0.3);
  border-top-color: var(--primary-accent);
  border-radius: 50%;
  animation: spin 0.85s cubic-bezier(0.4, 0, 0.2, 1) infinite;
  margin: 0 auto 16px;
}
@keyframes spin {
  to { transform: rotate(360deg); }
}
.status-text {
  font-size: 14.5px;
  color: var(--text-sub);
  font-weight: 500;
}

/* ヒーローカード */
.hero-card {
  background: var(--card-glass-bg);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-radius: var(--shape-xlarge);
  padding: 26px 20px 22px;
  text-align: center;
  box-shadow: var(--card-glass-shadow);
  border: var(--card-glass-border);
  margin-bottom: 12px;
  transition: transform 0.2s ease;
}
.hero-card:hover {
  transform: translateY(-2px);
}
.hero-condition-icon {
  font-size: 64px;
  color: var(--primary-accent);
  margin-bottom: 4px;
  display: inline-block;
  animation: gentleBounce 3.5s ease-in-out infinite;
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.15));
}
@keyframes gentleBounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}
.hero-temp-wrapper {
  display: flex;
  align-items: baseline;
  justify-content: center;
  line-height: 0.95;
  margin: 8px 0 10px;
}
.hero-temp {
  font-size: 72px;
  font-weight: 750;
  letter-spacing: -2px;
  color: var(--text-main);
  text-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}
.hero-temp-deg {
  font-size: 32px;
  font-weight: 600;
  color: var(--primary-accent);
  margin-left: 2px;
}
.hero-condition {
  font-size: 19px;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 14px;
}
.range-pills {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: rgba(255, 255, 255, 0.45);
  backdrop-filter: blur(12px);
  padding: 7px 18px;
  border-radius: var(--shape-full);
  font-size: 13.5px;
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  border: var(--card-glass-border);
  color: var(--text-main);
}
body.is-dark-theme .range-pills {
  background: rgba(0, 0, 0, 0.35);
}
.pill-dot { opacity: 0.3; }
.max-badge { color: var(--temp-max-color); display: inline-flex; align-items: center; gap: 3px; }
.min-badge { color: var(--temp-min-color); display: inline-flex; align-items: center; gap: 3px; }

.cache-info {
  text-align: center;
  font-size: 11.5px;
  color: var(--text-sub);
  margin-bottom: 14px;
}

/* 降雨予測カード */
#rain-predict-card {
  display: none;
  align-items: center;
  gap: 14px;
  background: var(--card-glass-bg);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: var(--card-glass-border);
  color: var(--text-main);
  padding: 14px 18px;
  border-radius: var(--shape-large);
  margin-bottom: 16px;
  box-shadow: var(--card-glass-shadow);
}
.rain-predict-icon {
  font-size: 32px;
  color: var(--primary-accent);
  flex-shrink: 0;
}
.rain-predict-title {
  font-size: 14px;
  font-weight: 700;
}
.rain-predict-desc {
  font-size: 11.5px;
  color: var(--text-sub);
}

/* 雨雲レーダーカード */
.radar-card {
  background: var(--card-glass-bg);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-radius: var(--shape-xlarge);
  padding: 16px;
  box-shadow: var(--card-glass-shadow);
  border: var(--card-glass-border);
  margin-bottom: 18px;
}
.radar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}
.radar-title {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--text-main);
}
.radar-title .icon {
  color: var(--primary-accent);
}
.radar-controls {
  display: flex;
  align-items: center;
  gap: 8px;
}
.radar-ctrl-btn {
  background: rgba(255, 255, 255, 0.4);
  border: var(--card-glass-border);
  width: 32px;
  height: 32px;
  border-radius: var(--shape-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-main);
  box-shadow: var(--btn-3d-shadow);
  transition: transform 0.1s ease;
}
.radar-ctrl-btn:active {
  transform: translateY(2px);
}
#radar-time-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-sub);
}
#radar-map {
  width: 100%;
  height: 270px;
  border-radius: var(--shape-large);
  overflow: hidden;
  border: var(--card-glass-border);
  box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.15);
  z-index: 1;
}

/* セクションラベル */
.section-label {
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.3px;
  color: var(--text-sub);
  text-transform: uppercase;
  margin: 16px 2px 10px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.section-label .icon {
  font-size: 18px;
  color: var(--primary-accent);
}

/* 時間別予報 */
.hourly-scroll-container {
  width: 100%;
  overflow: hidden;
}
.hourly-scroll {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding: 6px 2px 12px;
  margin-bottom: 8px;
  -webkit-overflow-scrolling: touch;
  cursor: grab;
  user-select: none;
}
.hourly-scroll:active {
  cursor: grabbing;
}
.hourly-scroll::-webkit-scrollbar {
  height: 6px;
  display: block;
}
.hourly-scroll::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.15);
  border-radius: var(--shape-full);
}
body.is-dark-theme .hourly-scroll::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.25);
}
.hourly-scroll::-webkit-scrollbar-thumb {
  background: rgba(0, 99, 155, 0.35);
  border-radius: var(--shape-full);
  border: 1px solid rgba(255, 255, 255, 0.4);
}
body.is-dark-theme .hourly-scroll::-webkit-scrollbar-thumb {
  background: rgba(146, 204, 255, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.hourly-card {
  flex: 0 0 76px;
  background: var(--card-glass-bg);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-radius: var(--shape-large);
  padding: 12px 6px 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  box-shadow: var(--card-glass-shadow);
  border: var(--card-glass-border);
  transition: transform 0.18s ease;
}
.hourly-card:hover {
  transform: translateY(-3px);
}
.hourly-card.active {
  background: rgba(255, 255, 255, 0.95);
  border: 2px solid var(--primary-accent);
  box-shadow: 0 8px 24px -2px rgba(0, 99, 155, 0.25);
  transform: translateY(-3px);
}
.hourly-card.active .h-time {
  color: var(--primary-accent);
  font-weight: 800;
}
body.is-dark-theme .hourly-card.active {
  background: rgba(28, 44, 66, 0.88);
  border: 2px solid #92ccff;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.55), 0 0 12px rgba(146, 204, 255, 0.25);
}
body.is-dark-theme .hourly-card.active .h-time {
  color: #92ccff;
}
.h-time {
  font-size: 11.5px;
  font-weight: 600;
  color: var(--text-sub);
  margin-bottom: 5px;
}
.h-icon {
  font-size: 25px;
  margin-bottom: 5px;
  color: var(--primary-accent);
}
.h-temp {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 4px;
}
.h-pop {
  font-size: 10.5px;
  font-weight: 700;
  color: var(--pop-pill-color);
  background: var(--pop-pill-bg);
  padding: 2px 7px;
  border-radius: var(--shape-full);
}

/* 週間予報 */
.daily-card {
  background: var(--card-glass-bg);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-radius: var(--shape-xlarge);
  padding: 6px 14px;
  box-shadow: var(--card-glass-shadow);
  border: var(--card-glass-border);
  margin-bottom: 18px;
}
.daily-row-wrapper {
  border-bottom: 1px solid rgba(150, 150, 150, 0.15);
}
.daily-row-wrapper:last-child {
  border-bottom: none;
}
.daily-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 6px;
  cursor: pointer;
  border-radius: var(--shape-medium);
  transition: transform 0.15s ease, background-color 0.15s ease;
}
.daily-item:hover {
  transform: translateX(3px);
  background-color: rgba(255, 255, 255, 0.15);
}
.d-left {
  width: 90px;
  display: flex;
  flex-direction: column;
}
.d-date {
  font-size: 14px;
  font-weight: 700;
}
.d-sub {
  font-size: 11.5px;
  color: var(--text-sub);
}
.d-mid {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 8px;
}
.d-weather-icon {
  font-size: 26px;
  color: var(--primary-accent);
}
.d-cond-text {
  font-size: 13px;
  font-weight: 600;
}
.d-pop-pill {
  font-size: 11px;
  font-weight: 700;
  color: var(--pop-pill-color);
  background: var(--pop-pill-bg);
  padding: 3px 8px;
  border-radius: var(--shape-full);
  margin-left: auto;
}
.d-right {
  display: flex;
  align-items: center;
  gap: 8px;
}
.d-temp-bar {
  width: 75px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
  font-size: 13.5px;
  font-weight: 700;
}
.d-max { color: var(--temp-max-color); }
.d-min { color: var(--temp-min-color); }
.d-chevron {
  font-size: 20px;
  color: var(--text-sub);
  transition: transform 0.25s ease;
}
.daily-row-wrapper.expanded .d-chevron {
  transform: rotate(180deg);
  color: var(--primary-accent);
}

.daily-detail-panel {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, opacity 0.25s ease, padding 0.3s ease, margin 0.3s ease;
  background: rgba(0, 0, 0, 0.05);
  border-radius: var(--shape-large);
  margin: 0 2px;
}
.daily-row-wrapper.expanded .daily-detail-panel {
  max-height: 220px;
  opacity: 1;
  padding: 12px 14px;
  margin: 4px 2px 12px;
}
.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.detail-tile {
  background: var(--card-glass-bg);
  border-radius: var(--shape-medium);
  padding: 10px 12px;
  border: var(--card-glass-border);
}
.detail-header {
  display: flex;
  align-items: center;
  gap: 5px;
  color: var(--text-sub);
  font-size: 11.5px;
  font-weight: 600;
}
.detail-header .icon {
  font-size: 17px;
  color: var(--primary-accent);
}
.detail-value {
  font-size: 14px;
  font-weight: 700;
  margin-top: 2px;
  margin-left: 2px;
}

/* 6タイルBentoグリッド */
.bento-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 18px;
}
.bento-tile {
  background: var(--card-glass-bg);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-radius: var(--shape-large);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--card-glass-shadow);
  border: var(--card-glass-border);
  transition: transform 0.18s ease;
}
.bento-tile:hover {
  transform: translateY(-2px);
}
.bento-header {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--text-sub);
  font-size: 12px;
  font-weight: 600;
}
.bento-header .icon {
  font-size: 19px;
  color: var(--primary-accent);
}
.bento-value {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-main);
  margin-top: 6px;
}

/* =============================================================
   レスポンシブWeb設計（スマホ・タブレット・PC・ウルトラワイド）
   ============================================================= */

/* 1. モバイル・スマホ縦長画面（〜699px） */
@media (max-width: 699px) {
  .app-layout {
    padding: 12px 14px 30px;
  }
  #weather-content {
    display: flex;
    flex-direction: column;
    gap: 16px;
  }
}

/* 2. タブレット・小型ノートPC（700px〜1199px）: 2カラム */
@media (min-width: 700px) and (max-width: 1199px) {
  #weather-content {
    display: grid;
    grid-template-columns: 340px 1fr;
    gap: 20px;
    align-items: start;
  }
  .col-main {
    grid-column: 1;
  }
  .col-forecast {
    grid-column: 2;
  }
  .col-bento {
    grid-column: 2;
  }
  .bento-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* 3. デスクトップワイド画面（1200px〜1799px）: 3カラム完全展開 */
@media (min-width: 1200px) and (max-width: 1799px) {
  #weather-content {
    display: grid;
    grid-template-columns: 360px 1fr 340px;
    gap: 24px;
    align-items: start;
  }
  .col-main {
    grid-column: 1;
  }
  .col-forecast {
    grid-column: 2;
  }
  .col-bento {
    grid-column: 3;
  }
  .bento-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* 4. ウルトラワイド / 4K（1800px〜）: 中央寄せ＆背後の空をパノラマ表示 */
@media (min-width: 1800px) {
  .app-layout {
    max-width: 1680px;
    padding-top: 36px;
  }
  #weather-content {
    display: grid;
    grid-template-columns: 420px 1fr 380px;
    gap: 32px;
    align-items: start;
  }
  .radar-card #radar-map {
    height: 340px;
  }
}