:root {
  --sky: #b9dfe8;
  --glow: #ffe8a8;
  --ground: #87bfa1;
  --ink: #173d37;
  --paper: #f6f1e5;
  --muted: color-mix(in srgb, var(--ink) 65%, transparent);
  --line: color-mix(in srgb, var(--ink) 18%, transparent);
  --glass: rgba(246, 241, 229, 0.78);
  --shadow: 0 28px 80px rgba(24, 50, 47, 0.18);
  font-family: "Noto Sans TC", system-ui, sans-serif;
  color: var(--ink);
  background: var(--paper);
}

* { box-sizing: border-box; }
html { min-width: 320px; min-height: 100%; background: var(--paper); scroll-behavior: smooth; }
body { min-width: 0; min-height: 100vh; margin: 0; overflow-x: hidden; background: color-mix(in srgb, var(--sky) 35%, var(--paper)); transition: color 300ms ease, background 500ms ease; }
button, select { font: inherit; }
button, select, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid #b34d36; outline-offset: 4px; }

.landmark-symbols { position: absolute; width: 0; height: 0; overflow: hidden; }
.scene { position: fixed; inset: 0; z-index: 0; overflow: hidden; pointer-events: none; background: linear-gradient(125deg, var(--paper), color-mix(in srgb, var(--sky) 50%, var(--paper))); }
.scene::before { content: ""; position: absolute; inset: 0; z-index: 2; background: linear-gradient(90deg, rgba(246, 241, 229, .68) 0%, rgba(246, 241, 229, .24) 48%, rgba(246, 241, 229, .08) 100%), linear-gradient(0deg, rgba(246, 241, 229, .18), transparent 40%); }
.scene::after { content: ""; position: absolute; inset: 0; z-index: 3; opacity: .16; background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.24'/%3E%3C/svg%3E"); mix-blend-mode: multiply; }
.city-background { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: var(--background-position, 68% 50%); opacity: 0; filter: saturate(.78) contrast(.94); transform: scale(1.025); transition: opacity 650ms ease, transform 1.1s cubic-bezier(.22,.8,.25,1); }
body[data-background="ready"] .city-background { opacity: .7; transform: scale(1); }
.sun-haze, .contour { opacity: 0; }
.landmark-art { position: absolute; z-index: 1; top: 9vh; right: -3vw; width: min(58vw, 820px); color: var(--ink); opacity: .18; mix-blend-mode: multiply; transition: opacity 350ms ease; }
body[data-background="ready"] .landmark-art { opacity: 0; }

.site-header, .weather-page, footer { position: relative; z-index: 4; }
.site-header { width: min(1320px, calc(100% - 64px)); margin: 0 auto; padding: 24px 0 12px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 12px; color: inherit; text-decoration: none; }
.brand strong { display: block; font-family: "Zen Maru Gothic", sans-serif; font-size: 1.08rem; font-weight: 900; letter-spacing: .08em; }
.brand small { display: block; margin-top: 2px; font-family: ui-monospace, monospace; font-size: .55rem; font-weight: 700; letter-spacing: .16em; opacity: .62; }
.brand-mark { width: 42px; height: 34px; display: flex; align-items: flex-end; justify-content: center; gap: 4px; border: 0; }
.signal-bar { width: 8px; border-radius: 999px 999px 3px 3px; transform-origin: 50% 100%; animation: signal-pulse 2.4s ease-in-out infinite; transition: filter 220ms ease, transform 220ms ease; }
.signal-bar-one { height: 13px; background: #2f8f83; }
.signal-bar-two { height: 22px; background: #e0a63a; animation-delay: 160ms; }
.signal-bar-three { height: 31px; background: #c85f4a; animation-delay: 320ms; }
.brand:hover .signal-bar,
.brand:focus-visible .signal-bar { filter: saturate(1.22) brightness(1.06); transform: translateY(-2px) scaleY(1.05); }
.city-control { display: flex; align-items: center; gap: 10px; }
.city-control label { font-family: ui-monospace, monospace; font-size: .7rem; font-weight: 700; letter-spacing: .08em; opacity: .68; }
.select-wrap { position: relative; }
.select-wrap select { min-width: 140px; appearance: none; border: 1px solid var(--line); border-radius: 999px; padding: 10px 38px 10px 16px; color: var(--ink); background: rgba(246,241,229,.72); box-shadow: 0 8px 24px rgba(28,61,56,.08); backdrop-filter: blur(12px); cursor: pointer; }
.select-wrap span { position: absolute; top: 50%; right: 15px; transform: translateY(-55%); pointer-events: none; font-weight: 700; }

.weather-page { width: min(1320px, calc(100% - 64px)); margin: 0 auto; }
.hero-stage { min-height: 75vh; display: grid; grid-template-rows: 1fr auto; align-items: end; padding: clamp(24px, 5vh, 64px) 0 38px; }
.place-intro { align-self: center; min-width: 0; }
.eyebrow { margin: 0 0 7px; font-family: ui-monospace, monospace; font-size: .68rem; font-weight: 800; letter-spacing: .22em; text-transform: uppercase; opacity: .66; }
.place-intro h1 { max-width: 75%; margin: 0; font-family: "Zen Maru Gothic", sans-serif; font-size: clamp(6rem, 13vw, 12rem); font-weight: 900; letter-spacing: -.1em; line-height: .8; text-shadow: 0 2px 0 rgba(246,241,229,.46); }
.landmark-caption { max-width: 36rem; margin: clamp(22px, 4vh, 40px) 0 0 8px; font-size: clamp(1rem, 1.5vw, 1.35rem); font-weight: 700; letter-spacing: .08em; }

.hero-stage > .weather-card { width: min(100%, 920px); min-width: 0; display: grid; grid-template-columns: 1.05fr 1.2fr 1.5fr; align-items: center; gap: 24px; padding: 20px 24px; border: 1px solid rgba(255,255,255,.7); border-radius: 24px; background: var(--glass); box-shadow: var(--shadow); backdrop-filter: blur(24px) saturate(1.05); }
.card-heading, .temperature-row, .section-heading, .forecast-heading-row { display: flex; align-items: center; justify-content: space-between; }
.card-heading { gap: 14px; }
.card-heading h2, .section-heading h2 { margin: 0; font-family: "Zen Maru Gothic", sans-serif; font-size: 1.05rem; }
.period-label { margin: 0 0 4px; font-family: ui-monospace, monospace; font-size: .66rem; font-weight: 700; letter-spacing: .08em; opacity: .65; }
.weather-symbol { flex: 0 0 auto; width: 50px; height: 50px; display: grid; place-items: center; border-radius: 50%; background: color-mix(in srgb, var(--glow) 70%, white); font-size: 1.5rem; }
.temperature-row { justify-content: flex-start; gap: 18px; }
.temperature { margin: 0; font-family: ui-monospace, monospace; font-size: clamp(4rem, 6vw, 6rem); font-weight: 900; letter-spacing: -.1em; line-height: .8; }
.weather-description { margin: 0 0 6px; font-size: 1.05rem; font-weight: 800; }
.temperature-range { margin: 0; font-size: .76rem; font-weight: 600; opacity: .65; }
.weather-facts { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); margin: 0; border-left: 1px solid var(--line); }
.weather-facts div { min-width: 0; padding: 2px 14px; border-left: 1px solid var(--line); }
.weather-facts div:first-child { border-left: 0; }
.weather-facts dt { margin-bottom: 5px; font-family: ui-monospace, monospace; font-size: .62rem; opacity: .6; }
.weather-facts dd { margin: 0; overflow-wrap: anywhere; font-size: .82rem; font-weight: 800; }
.status-message { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.error-panel { grid-column: 1 / -1; padding: 12px 14px; border: 1px solid rgba(133,64,46,.16); border-radius: 14px; background: rgba(255,234,220,.82); }
.error-panel p { margin: 0 0 8px; font-size: .82rem; font-weight: 700; }
.error-panel button { border: 0; border-radius: 999px; padding: 8px 13px; color: var(--paper); background: var(--ink); font-weight: 700; cursor: pointer; }

.detail-grid { display: grid; grid-template-columns: minmax(260px,.7fr) minmax(0,1.3fr); gap: 20px; padding: 78px 0 54px; }
.advice-section, .forecast-section { min-width: 0; padding: 26px; border: 1px solid rgba(255,255,255,.62); border-radius: 28px; background: rgba(246,241,229,.64); backdrop-filter: blur(18px); }
.section-heading { margin-bottom: 18px; }
.advice-grid { display: grid; gap: 10px; }
.advice-card { display: flex; align-items: center; gap: 14px; min-width: 0; padding: 14px; border-radius: 17px; background: rgba(255,255,255,.5); }
.advice-symbol { min-width: 52px; padding: 10px 7px; border-radius: 13px; background: color-mix(in srgb,var(--ground) 24%,white); text-align: center; font-family: ui-monospace,monospace; font-size: .7rem; font-weight: 800; }
.advice-card p, .advice-card strong { margin: 0; }
.advice-card p { margin-bottom: 3px; font-size: .63rem; opacity: .58; }
.advice-card strong { font-size: .88rem; }
.forecast-heading-row > span { font-family: ui-monospace,monospace; font-size: .61rem; font-weight: 700; opacity: .55; }
.forecast-list { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 10px; }
.forecast-card { min-width: 0; min-height: 140px; padding: 15px; border-radius: 17px; background: rgba(255,255,255,.5); }
.forecast-card .forecast-period { margin: 0 0 12px; font-family: ui-monospace,monospace; font-size: .62rem; font-weight: 700; opacity: .62; }
.forecast-card .forecast-icon { margin: 0 0 7px; font-size: 1.45rem; }
.forecast-card strong, .forecast-card span { display: block; }
.forecast-card strong { min-height: 38px; font-size: .78rem; line-height: 1.45; }
.forecast-card span { margin-top: 7px; font-size: .68rem; opacity: .62; }
.skeleton { position: relative; overflow: hidden; background: rgba(255,255,255,.32); }
.skeleton::after { content: ""; position: absolute; inset: 0; transform: translateX(-100%); background: linear-gradient(90deg,transparent,rgba(255,255,255,.5),transparent); animation: shimmer 1.4s infinite; }
footer { width: min(1320px, calc(100% - 64px)); margin: 0 auto; padding: 0 0 28px; display: flex; justify-content: space-between; gap: 20px; font-family: ui-monospace,monospace; font-size: .62rem; font-weight: 700; opacity: .58; }
footer p { margin: 0; }
@keyframes shimmer { to { transform: translateX(100%); } }
@keyframes signal-pulse {
  0%, 58%, 100% { transform: translateY(0) scaleY(1); filter: brightness(1); }
  18% { transform: translateY(-3px) scaleY(1.08); filter: brightness(1.12); }
}

@media (max-width: 900px) {
  .hero-stage > .weather-card { grid-template-columns: 1fr 1fr; }
  .weather-facts { grid-column: 1 / -1; border-left: 0; border-top: 1px solid var(--line); padding-top: 15px; }
}

@media (max-width: 720px) {
  .site-header, .weather-page, footer { width: min(100% - 28px, 620px); }
  .site-header { padding-top: 16px; }
  .brand small, .city-control label { display: none; }
  .brand strong { font-size: .95rem; }
  .brand-mark { width: 36px; height: 30px; gap: 3px; }
  .signal-bar { width: 7px; }
  .signal-bar-one { height: 11px; }
  .signal-bar-two { height: 19px; }
  .signal-bar-three { height: 27px; }
  .select-wrap select { min-width: 124px; padding: 9px 34px 9px 14px; }
  .city-background { object-position: var(--background-position-mobile,58% 50%); }
  .scene::before { background: linear-gradient(180deg,rgba(246,241,229,.25),rgba(246,241,229,.04) 36%,rgba(246,241,229,.5) 100%); }
  .hero-stage { min-height: calc(100svh - 70px); padding: 24px 0 20px; }
  .place-intro { align-self: start; padding-top: 8vh; }
  .place-intro h1 { max-width: 90%; font-size: clamp(4.6rem, 21vw, 6.8rem); line-height: .84; }
  .landmark-caption { max-width: 88%; margin-top: 22px; font-size: .98rem; line-height: 1.55; }
  .hero-stage > .weather-card { grid-template-columns: 1fr auto; gap: 18px 12px; padding: 18px; border-radius: 22px; }
  .temperature-row { grid-column: 1 / -1; grid-row: 1; justify-self: end; gap: 12px; }
  .card-heading { grid-row: 1; }
  .card-heading .weather-symbol { display: none; }
  .temperature { font-size: clamp(3.5rem,18vw,5.2rem); }
  .weather-description { max-width: 110px; font-size: .9rem; }
  .weather-facts { grid-column: 1 / -1; grid-row: 2; }
  .weather-facts div { padding: 0 9px; }
  .detail-grid { grid-template-columns: minmax(0,1fr); padding-top: 48px; gap: 14px; }
  .advice-section, .forecast-section { padding: 21px; border-radius: 23px; }
  footer { flex-direction: column; gap: 4px; }
}

@media (max-width: 390px) {
  .site-header, .weather-page, footer { width: calc(100% - 20px); }
  .brand { gap: 7px; }
  .brand strong { font-size: .84rem; letter-spacing: .03em; }
  .select-wrap select { min-width: 112px; }
  .weather-facts dd { font-size: .72rem; }
  .forecast-list { gap: 7px; }
  .forecast-card { padding: 12px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .signal-bar { animation: none; transform: none; }
}