/* ---------- AQI Card — Glassmorphism ---------- */
.aqi-card {
  border-radius: var(--radius);
  padding: 1.75rem;
  /* Glass: override the solid AQI-colour background set by .aqi-good etc. */
  background: rgba(12, 15, 25, 0.52) !important;
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255, 255, 255, 0.10);
  box-shadow:
    0 8px 40px rgba(0, 0, 0, 0.40),
    inset 0 1px 0 rgba(255, 255, 255, 0.07);
  color: #ffffff !important;
  transition: box-shadow var(--transition);
}

.theme-light .aqi-card {
  background: rgba(255, 255, 255, 0.68) !important;
  border: 1px solid rgba(255, 255, 255, 0.80);
  box-shadow:
    0 8px 40px rgba(0, 0, 0, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.95);
  color: var(--text) !important;
}

.aqi-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.aqi-card__header-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

/* Share wrapper + dropdown */
.share-wrap {
  position: relative;
  z-index: 10;
}

.btn-share {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  border: 1px solid rgba(0,0,0,0.2);
  background: rgba(0,0,0,0.1);
  color: inherit;
  font-size: 0.8rem;
  font-family: var(--font);
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition);
  white-space: nowrap;
}
.btn-share:hover,
.btn-share--open { background: rgba(0,0,0,0.2); }

.share-dropdown {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 155px;
  background: #0f1623;
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius-sm);
  box-shadow: 0 8px 24px rgba(0,0,0,0.45);
  z-index: 200;
  overflow: hidden;
}

.theme-light .share-dropdown {
  background: #ffffff;
  border-color: #d1d5db;
  box-shadow: 0 8px 24px rgba(0,0,0,0.12);
}

.share-dropdown__item {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  width: 100%;
  padding: 0.6rem 0.85rem;
  background: none;
  border: none;
  font-family: var(--font);
  font-size: 0.82rem;
  font-weight: 500;
  color: #e2e8f0;
  cursor: pointer;
  text-decoration: none;
  text-align: left;
  transition: background var(--transition), color var(--transition);
  white-space: nowrap;
}
.share-dropdown__item:not(:last-child) {
  border-bottom: 1px solid rgba(255,255,255,0.07);
}
.share-dropdown__item:hover {
  background: rgba(255,255,255,0.08);
  color: #fff;
}

.theme-light .share-dropdown__item {
  color: #374151;
  border-bottom-color: #f3f4f6;
}
.theme-light .share-dropdown__item:hover {
  background: #f9fafb;
  color: #111827;
}

/* Save / unsave toggle button on the AQI card */
.btn-save {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  border: 1px solid rgba(0,0,0,0.2);
  background: rgba(0,0,0,0.1);
  color: inherit;
  font-size: 0.8rem;
  font-family: var(--font);
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition), opacity var(--transition);
  white-space: nowrap;
}
.btn-save:hover { background: rgba(0,0,0,0.2); }
.btn-save--saved { background: rgba(0,0,0,0.18); opacity: 0.85; }

.aqi-card__city {
  font-size: 1.5rem;
  font-weight: 700;
}

.aqi-card__timestamp {
  font-size: 0.8rem;
  opacity: 0.7;
}

.aqi-card__body {
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.aqi-card__section {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.10);
  border-radius: var(--radius-sm);
  color: var(--aqi-section-fg);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    0 2px 8px rgba(0, 0, 0, 0.20);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.theme-light .aqi-card__section {
  background: rgba(255, 255, 255, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.65);
}

.aqi-card__section .aqi-card__category,
.aqi-card__section .aqi-card__dominant,
.aqi-card__section .aqi-card__advice,
.aqi-card__section .sparkline__title,
.aqi-card__section .sparkline__day-label,
.aqi-card__section .sparkline__val-label,
.aqi-card__section .health-advisory__label,
.aqi-card__section .health-advisory__tip {
  color: var(--aqi-section-fg);
}

.aqi-card__section .aqi-card__dominant,
.aqi-card__section .aqi-card__advice,
.aqi-card__section .sparkline__title,
.aqi-card__section .sparkline__day-label,
.aqi-card__section .health-advisory__label,
.aqi-card__section .health-advisory__tip {
  opacity: 1;
}

.aqi-card__section .aqi-card__category {
  font-weight: 700;
}

.aqi-card__section .sparkline__line,
.aqi-card__section .sparkline__dot,
.aqi-card__section .sparkline__day-label,
.aqi-card__section .sparkline__val-label {
  opacity: 0.95;
}

.aqi-card__section .health-advisory__group-pill {
  background: var(--aqi-section-pill-bg);
  border-color: var(--aqi-section-pill-border);
  color: var(--aqi-section-fg);
}

.aqi-card__section--gauge {
  padding: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.aqi-card__section--info {
  flex: 1;
  min-width: 220px;
  padding: 1.05rem 1.15rem;
}

.aqi-card__section--sparkline {
  padding: 1rem 1rem 0.95rem;
  margin-bottom: 1.25rem;
}

.aqi-card__section--scale {
  padding: 0.95rem 0.75rem 0.85rem;
}

/* The large AQI hero number */
.aqi-gauge {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 150px;
  height: 150px;
  flex-shrink: 0;
}

.aqi-gauge__value {
  font-size: 5rem;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.02em;
}

/* Colored glow on the hero number — keyed off the app-level AQI class */
.app--aqi-good         .aqi-gauge__value { text-shadow: 0 0 28px rgba(22,  163,  74, 0.85), 0 0 56px rgba(22,  163,  74, 0.40); }
.app--aqi-moderate     .aqi-gauge__value { text-shadow: 0 0 28px rgba(202, 138,   4, 0.85), 0 0 56px rgba(202, 138,   4, 0.40); }
.app--aqi-sensitive    .aqi-gauge__value { text-shadow: 0 0 28px rgba(234,  88,  12, 0.85), 0 0 56px rgba(234,  88,  12, 0.40); }
.app--aqi-unhealthy    .aqi-gauge__value { text-shadow: 0 0 28px rgba(220,  38,  38, 0.85), 0 0 56px rgba(220,  38,  38, 0.40); }
.app--aqi-very-unhealthy .aqi-gauge__value { text-shadow: 0 0 28px rgba(124,  58, 237, 0.85), 0 0 56px rgba(124,  58, 237, 0.40); }
.app--aqi-hazardous    .aqi-gauge__value { text-shadow: 0 0 28px rgba(159,  18,  57, 0.90), 0 0 56px rgba(159,  18,  57, 0.45); }

.aqi-gauge__label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  opacity: 0.65;
  margin-top: 0.3rem;
  font-weight: 600;
}

.aqi-card__info { min-width: 180px; }

.aqi-card__category {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.aqi-card__icon {
  font-size: 1.1rem;
  line-height: 1;
  flex-shrink: 0;
}

.aqi-card__dominant {
  font-size: 0.875rem;
  opacity: 0.8;
  margin-bottom: 0.5rem;
}

.aqi-card__advice {
  font-size: 0.9rem;
  opacity: 0.85;
  line-height: 1.5;
}

/* ---------- Health advisory ---------- */
.health-advisory {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.10);
  color: var(--aqi-section-fg);
  border-radius: var(--radius-sm);
  padding: 1rem 1.25rem;
  margin-bottom: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    0 2px 8px rgba(0, 0, 0, 0.20);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.theme-light .health-advisory {
  background: rgba(255, 255, 255, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.65);
}

.health-advisory__groups-row {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.health-advisory__label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  opacity: 1;
  color: var(--aqi-section-fg);
  white-space: nowrap;
  padding-top: 0.2rem;
  flex-shrink: 0;
}

.health-advisory__groups {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.health-advisory__group-pill {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  background: var(--aqi-section-pill-bg);
  border: 1px solid var(--aqi-section-pill-border);
  color: var(--aqi-section-fg);
  white-space: nowrap;
}

.health-advisory__tips {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 0;
  margin: 0;
}

.health-advisory__tip {
  font-size: 0.875rem;
  line-height: 1.5;
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  opacity: 1;
  color: var(--aqi-section-fg);
}

.health-advisory__tip::before {
  content: "→";
  font-weight: 700;
  flex-shrink: 0;
  opacity: 0.85;
  color: var(--aqi-section-fg);
}

/* ---------- Sparkline ---------- */
.sparkline {
  margin-bottom: 0;
}

.sparkline__title {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  opacity: 0.6;
  margin-bottom: 0.4rem;
}

.sparkline__svg {
  width: 100%;
  height: 96px;
  display: block;
  overflow: visible;
}

.sparkline__line {
  fill: none;
  stroke: currentColor;
  stroke-width: 2.5;
  stroke-linejoin: round;
  stroke-linecap: round;
  opacity: 0.7;
}

.sparkline__dot {
  fill: currentColor;
  opacity: 0.6;
}

.sparkline__dot--today {
  opacity: 1;
  stroke: currentColor;
  stroke-width: 2;
  fill: rgba(0,0,0,0.2);
}

.sparkline__day-label {
  font-size: 9px;
  fill: currentColor;
  opacity: 0.55;
  font-family: var(--font);
}

.sparkline__day-label--today {
  opacity: 1;
  font-weight: 700;
}

/* Value labels hidden by default, shown on SVG hover */
.sparkline__val-label {
  font-size: 9px;
  fill: currentColor;
  opacity: 0;
  font-family: var(--font);
  font-weight: 600;
  pointer-events: none;
  transition: opacity 0.15s ease;
}

.sparkline__svg:hover .sparkline__val-label {
  opacity: 0.85;
}

/* ---------- AQI scale bar ---------- */
.aqi-scale {
  display: flex;
  gap: 3px;
  height: 62px;
  align-items: flex-end;
}

.aqi-scale__segment {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-size: 0.64rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-radius: 6px;
  opacity: 0.38;
  height: 42px;
  position: relative;
  transition: opacity 0.2s ease, height 0.2s ease, box-shadow 0.2s ease;
  cursor: default;
  padding: 4px 3px;
  /* Depth: inner highlight on top edge */
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.3), inset 0 -1px 0 rgba(0,0,0,0.15);
}

.aqi-scale__segment.active {
  opacity: 1;
  height: 42px;
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,0.35),
    inset 0 -1px 0 rgba(0,0,0,0.2),
    0 4px 12px rgba(0,0,0,0.25);
  outline: 2px solid rgba(255,255,255,0.45);
  outline-offset: -2px;
}

/* Downward-pointing triangle indicator on the active segment */
.aqi-scale__segment.active::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 5px solid transparent;
  border-top-color: currentColor;
  opacity: 0.6;
  margin-top: 1px;
}

.aqi-scale__segment.aqi-good           { background: var(--color-good);          color: #fff; }
.aqi-scale__segment.aqi-moderate       { background: var(--color-moderate);      color: #fff; }
.aqi-scale__segment.aqi-sensitive      { background: var(--color-sensitive);     color: #fff; }
.aqi-scale__segment.aqi-unhealthy      { background: var(--color-unhealthy);     color: #fff; }
.aqi-scale__segment.aqi-very-unhealthy { background: var(--color-very-unhealthy);color: #fff; }
.aqi-scale__segment.aqi-hazardous      { background: var(--color-hazardous);     color: #fff; }

.aqi-scale__label {
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  padding: 0 4px;
}

.aqi-scale__range {
  font-size: 0.56rem;
  font-weight: 600;
  opacity: 0.8;
  letter-spacing: 0;
  margin-top: 2px;
  display: block;
}

/* Range hidden on inactive, visible on active + hover */
.aqi-scale__segment:not(.active) .aqi-scale__range { display: none; }
.aqi-scale__segment:hover .aqi-scale__range         { display: block; }
.aqi-scale__segment:hover                            { opacity: 0.75; }