:root {
  --ink: #134e4a;
  --muted: #3f7a72;
  --paper: #e7fbf4;
  --card: #ffffff;
  --line: #b7ebd8;
  --green: #10b981;
  --green-deep: #059669;
  --green-soft: #d1fae5;
  --amber: #f59e0b;
  --amber-soft: #fef3c7;
  --red: #f43f5e;
  --red-soft: #ffe4e6;
  --blue: #0ea5e9;
  --sky: #7dd3fc;
  --sun: #fde68a;
  --shadow: 0 14px 36px rgba(16, 185, 129, 0.14);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: "Be Vietnam Pro", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(1100px 420px at 8% -8%, #b9ecff 0%, transparent 55%),
    radial-gradient(900px 380px at 100% 0%, #bbf7d0 0%, transparent 52%),
    linear-gradient(180deg, #e8fbff 0%, #f3fff8 42%, #fffbeb 100%);
}

.bg-leaf {
  position: fixed;
  inset: auto -80px -80px auto;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.22), transparent 70%);
  pointer-events: none;
}

.bg-sky {
  position: fixed;
  inset: -80px auto auto -60px;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.28), transparent 70%);
  pointer-events: none;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

.top,
.wrap,
.foot {
  width: min(1040px, calc(100% - 32px));
  margin: 0 auto;
}

.top {
  display: flex;
  align-items: center;
  padding: 28px 0 12px;
}

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

.brand h1 {
  margin: 0;
  font-size: 1.4rem;
  letter-spacing: 0.04em;
  color: var(--green-deep);
}

.brand p {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.search-card,
.hero,
.metric,
.analysis,
.day,
.status,
.region-bar,
.slide-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: var(--shadow);
}

.search-card {
  padding: 18px;
  margin-top: 8px;
}

.search-row {
  display: flex;
  gap: 10px;
}

.field-label {
  display: block;
  font-weight: 600;
  margin-bottom: 10px;
}

#region-select,
#locate,
#retry-analyze {
  font: inherit;
}

#region-select {
  flex: 1;
  appearance: none;
  border: 1px solid #9ee0c8;
  border-radius: 14px;
  padding: 14px 44px 14px 16px;
  background: #fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 16 16'%3E%3Cpath fill='%23059669' d='M4 6l4 5 4-5z'/%3E%3C/svg%3E") no-repeat right 16px center;
  cursor: pointer;
}

#region-select:focus,
#locate:focus,
#retry-analyze:focus,
.slide-nav:focus,
.slide-dot:focus,
.slide-open:focus {
  outline: 3px solid #6ee7b7;
}

#locate,
#retry-analyze {
  border: 0;
  border-radius: 14px;
  background: linear-gradient(180deg, #34d399, var(--green-deep));
  color: white;
  padding: 0 16px;
  cursor: pointer;
  white-space: nowrap;
}

#locate:hover,
#retry-analyze:hover {
  filter: brightness(1.08);
}

.hint,
.place-meta,
.feel,
.foot,
.analysis p,
.metric span {
  color: var(--muted);
}

.hint {
  margin: 12px 0 0;
  font-size: 0.92rem;
}

.status {
  margin-top: 16px;
  padding: 16px 18px;
}

.status.error {
  background: var(--red-soft);
  border-color: #fda4af;
}

.slideshow,
.region-bar,
.weather,
.analysis {
  margin-top: 16px;
}

.slide-stage {
  position: relative;
}

.slide-card {
  min-height: 230px;
  padding: 28px 72px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  background:
    linear-gradient(135deg, #c9f0ff 0%, #d8ffe8 48%, #fff4b8 100%),
    var(--card);
  transition: opacity 0.25s ease;
}

.slide-card.is-out {
  opacity: 0.35;
}

.slide-kicker {
  margin: 0;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--green);
}

.slide-card h2 {
  margin: 6px 0 0;
  font-size: 1.7rem;
}

.slide-meta {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.slide-temp {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-top: 14px;
}

.slide-temp .hero-icon {
  font-size: 3rem;
}

.slide-open,
.slide-nav,
.slide-dot {
  font: inherit;
  cursor: pointer;
}

.slide-open {
  margin-top: 16px;
  border: 0;
  border-radius: 12px;
  background: linear-gradient(180deg, #34d399, var(--green-deep));
  color: #fff;
  padding: 10px 14px;
}

.slide-open:disabled {
  background: #a7f3d0;
  color: #065f46;
  cursor: default;
}

.slide-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: #fff;
  color: var(--ink);
  font-size: 1.6rem;
  line-height: 1;
  z-index: 1;
}

.slide-nav.prev {
  left: 12px;
}

.slide-nav.next {
  right: 12px;
}

.slide-nav:hover {
  background: var(--green-soft);
}

.slide-days {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 6px;
  min-width: min(420px, 100%);
}

.slide-day {
  text-align: center;
  background: rgba(255, 255, 255, 0.7);
  border-radius: 14px;
  padding: 8px 4px;
}

.slide-day b,
.slide-day strong,
.slide-day span {
  display: block;
}

.slide-day span {
  color: var(--muted);
  font-size: 0.75rem;
}

.slide-day.today,
.day.today {
  background: var(--green-soft);
  border: 1px solid #34d399;
}

.slide-dots {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px;
}

.slide-dot {
  width: 8px;
  height: 8px;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: #99f6e4;
}

.slide-dot.active {
  width: 22px;
  background: var(--green);
}

.slide-dot.selected {
  box-shadow: 0 0 0 3px #6ee7b7;
}

.region-bar {
  padding: 14px 18px;
  font-size: 0.95rem;
  line-height: 1.5;
  background: linear-gradient(90deg, #e0f2fe, #d1fae5);
}

.hero {
  padding: 22px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  background:
    linear-gradient(135deg, #c9f0ff 0%, #e0ffea 55%, #fff4b8 100%),
    var(--card);
}

.place-name {
  margin: 0;
  font-weight: 700;
  font-size: 1.15rem;
}

.place-meta,
.feel {
  margin: 4px 0 0;
  font-size: 0.92rem;
}

.temp-row {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-top: 10px;
}

.temp-now {
  font-size: 3.4rem;
  font-weight: 700;
  line-height: 1;
}

.weather-text {
  font-size: 1.15rem;
  font-weight: 600;
}

.hero-icon {
  font-size: 4.4rem;
  line-height: 1;
}

.days {
  display: flex;
  gap: 8px;
  margin-top: 12px;
}

.day {
  flex: 1 1 0;
  min-width: 0;
  padding: 12px 8px;
  text-align: center;
}

.day strong,
.day b {
  display: block;
}

.day span {
  color: var(--muted);
  font-size: 0.78rem;
}

.day b {
  margin: 6px 0 2px;
  font-size: 1.3rem;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin-top: 12px;
}

.metric {
  padding: 14px;
}

.metric span {
  display: block;
  font-size: 0.82rem;
  margin-bottom: 6px;
}

.metric strong {
  font-size: 1.2rem;
}

.analysis {
  padding: 20px;
}

.analysis-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.analysis h2,
.analysis h3 {
  margin: 0;
}

.analysis-head p {
  margin: 6px 0 0;
}

#retry-analyze {
  padding: 10px 14px;
}

.badge {
  display: inline-block;
  margin-top: 16px;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 600;
}

.badge.thuan_loi {
  background: var(--green-soft);
  color: var(--green);
}

.badge.can_than {
  background: var(--amber-soft);
  color: var(--amber);
}

.badge.bat_loi {
  background: var(--red-soft);
  color: var(--red);
}

.overview {
  margin: 12px 0 0;
  font-size: 1.05rem;
  line-height: 1.6;
}

.risks,
.tips {
  display: grid;
  gap: 8px;
  margin-top: 16px;
}

.risk,
.tip,
.note {
  border-radius: 16px;
  padding: 14px;
}

.tip {
  background: #ecfdf5;
}

.risk.thap {
  background: var(--green-soft);
}

.risk.trung_binh {
  background: var(--amber-soft);
}

.risk.cao {
  background: var(--red-soft);
}

.risk small,
.tip small,
.note small {
  display: block;
  font-weight: 700;
  margin-bottom: 4px;
}

.notes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 16px;
}

.note {
  background: #e0f2fe;
}

.loading {
  color: var(--muted);
}

.foot {
  padding: 28px 0 40px;
  font-size: 0.85rem;
}

@media (max-width: 800px) {
  .slide-days {
    display: none;
  }

  .metrics,
  .notes {
    grid-template-columns: 1fr 1fr;
  }

  .days {
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    padding-bottom: 4px;
  }

  .day {
    flex: 0 0 128px;
    scroll-snap-align: start;
  }

  .slide-card {
    flex-direction: column;
    align-items: flex-start;
    padding: 22px 58px;
  }

  .temp-now {
    font-size: 2.6rem;
  }
}

@media (max-width: 560px) {
  .search-row,
  .analysis-head,
  .hero {
    flex-direction: column;
  }

  #locate,
  #retry-analyze,
  .slide-open {
    min-height: 46px;
  }

  .slide-card {
    padding: 20px 16px 68px;
  }

  .slide-nav {
    top: auto;
    bottom: 12px;
    transform: none;
  }

  .slide-nav.prev {
    left: 16px;
  }

  .slide-nav.next {
    right: 16px;
  }
}