:root {
  --navy-950: #06111c;
  --navy-900: #081724;
  --navy-850: #0b1d2c;
  --navy-800: #102738;
  --mist-50: #f4f7f6;
  --mist-100: #eaf0f1;
  --mist-200: #d7e1e3;
  --mist-400: #91a5ad;
  --cyan: #41e5ff;
  --cyan-dim: #27bad3;
  --ink: #0a1b28;
  --line-dark: rgba(213, 236, 240, .16);
  --line-light: rgba(12, 38, 51, .16);
  --weather-glow: rgba(65, 229, 255, .22);
  --font: Inter, ui-sans-serif, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
  --max: 1440px;
  --pad: clamp(22px, 5vw, 76px);
  color-scheme: dark;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}

body {
  margin: 0;
  background: var(--navy-950);
  color: var(--mist-50);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body[data-weather="rainy"] { --weather-glow: rgba(106, 167, 255, .25); }
body[data-weather="windy"] { --weather-glow: rgba(132, 246, 224, .22); }
body[data-weather="cool"] { --weather-glow: rgba(145, 196, 255, .24); }

button, input, textarea, select { font: inherit; }
a { color: inherit; text-decoration: none; }
svg { display: block; }

::selection { background: var(--cyan); color: var(--navy-950); }

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  left: 16px;
  top: 14px;
  z-index: 1000;
  padding: 10px 16px;
  background: var(--cyan);
  color: var(--navy-950);
  font-weight: 800;
  transform: translateY(-160%);
  transition: transform .2s ease;
}
.skip-link:focus { transform: translateY(0); }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header {
  position: absolute;
  inset: 0 0 auto;
  z-index: 30;
  height: 88px;
  padding: 0 var(--pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line-dark);
  background: linear-gradient(180deg, rgba(6, 17, 28, .74), rgba(6, 17, 28, .16));
}

.brand { display: inline-flex; align-items: center; gap: 13px; }
.brand-mark { width: 42px; height: 42px; }
.brand-mark svg { width: 100%; height: 100%; }
.brand-mark circle:first-child, .brand-mark path { fill: none; stroke: var(--cyan); stroke-width: 1.5; }
.brand-mark circle:nth-of-type(2) { fill: var(--cyan); stroke: none; }
.brand-copy { display: flex; flex-direction: column; line-height: 1.15; }
.brand-copy strong { font-size: 17px; letter-spacing: .18em; }
.brand-copy small { margin-top: 4px; color: var(--mist-400); font-size: 10px; letter-spacing: .26em; }

.site-nav { display: flex; align-items: center; gap: clamp(24px, 3vw, 48px); font-size: 13px; font-weight: 650; letter-spacing: .08em; }
.site-nav > a:not(.nav-cta) { position: relative; color: #c5d0d4; transition: color .25s ease; }
.site-nav > a:not(.nav-cta)::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -10px; height: 1px; background: var(--cyan); transition: right .25s ease; }
.site-nav > a:not(.nav-cta):hover { color: white; }
.site-nav > a:not(.nav-cta):hover::after { right: 0; }
.nav-cta { display: inline-flex; gap: 25px; align-items: center; padding: 11px 14px 11px 18px; border: 1px solid rgba(65, 229, 255, .62); color: var(--cyan); transition: background .25s ease, color .25s ease; }
.nav-cta:hover { background: var(--cyan); color: var(--navy-950); }
.menu-toggle { display: none; }

.hero {
  min-height: 900px;
  position: relative;
  isolation: isolate;
  padding: 158px var(--pad) 74px;
  background:
    radial-gradient(circle at 81% 31%, var(--weather-glow), transparent 27%),
    radial-gradient(circle at 8% 94%, rgba(40, 128, 153, .12), transparent 24%),
    var(--navy-950);
  overflow: hidden;
  transition: background .5s ease;
}

.hero-grid {
  position: absolute;
  inset: 0;
  z-index: -2;
  opacity: .3;
  background-image: radial-gradient(rgba(178, 214, 222, .38) .75px, transparent .75px);
  background-size: 20px 20px;
  mask-image: linear-gradient(90deg, black, black 70%, transparent);
}

.hero::before, .hero::after {
  content: "";
  position: absolute;
  pointer-events: none;
  z-index: -1;
}
.hero::before { left: 45%; top: 88px; bottom: 0; width: 1px; background: var(--line-dark); }
.hero::after { left: 0; right: 0; top: 72%; height: 1px; background: var(--line-dark); }

.weather-orb { position: absolute; border-radius: 50%; border: 1px solid rgba(65, 229, 255, .13); pointer-events: none; z-index: -1; }
.weather-orb::before, .weather-orb::after { content: ""; position: absolute; inset: 12%; border-radius: inherit; border: inherit; }
.weather-orb::after { inset: 27%; }
.weather-orb-one { width: 540px; height: 540px; right: -310px; top: 30px; }
.weather-orb-two { width: 340px; height: 340px; left: -250px; bottom: -130px; }

.hero-copy, .station-card, .hero-index { position: relative; z-index: 1; }
.hero-copy { max-width: var(--max); margin: 0 auto; padding-right: 57%; padding-top: 41px; }

.eyebrow, .section-kicker, .panel-label {
  margin: 0;
  color: var(--cyan);
  font-size: 11px;
  font-weight: 750;
  letter-spacing: .24em;
  text-transform: uppercase;
}

.pulse-dot { display: inline-block; width: 6px; height: 6px; margin-right: 9px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 0 5px rgba(65, 229, 255, .11); vertical-align: 1px; }

.hero h1 {
  margin: 31px 0 28px;
  font-size: clamp(62px, 7.2vw, 112px);
  font-weight: 760;
  letter-spacing: -.075em;
  line-height: .94;
}

h1 em, .closing h2 em { color: var(--cyan); font-style: normal; font-weight: inherit; }
.hero-intro { max-width: 545px; margin: 0; color: #aebec4; font-size: 17px; line-height: 1.9; }

.hero-actions { display: flex; align-items: center; gap: 34px; margin-top: 39px; }
.button { min-height: 50px; padding: 0 19px 0 22px; display: inline-flex; align-items: center; justify-content: space-between; gap: 42px; border: 1px solid var(--cyan); font-size: 13px; font-weight: 800; letter-spacing: .06em; transition: transform .25s ease, box-shadow .25s ease, background .25s ease; }
.button-primary { color: var(--navy-950); background: var(--cyan); box-shadow: 0 12px 42px rgba(65, 229, 255, .1); }
.button-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 42px rgba(65, 229, 255, .22); }
.text-link { padding: 8px 0; border-bottom: 1px solid rgba(233, 245, 247, .35); font-size: 13px; font-weight: 650; }
.text-link span { color: var(--cyan); margin-left: 12px; }

.hero-facts { display: grid; grid-template-columns: 1.25fr .9fr .9fr; margin: 78px 0 0; border-top: 1px solid var(--line-dark); }
.hero-facts div { padding: 18px 18px 0 0; border-right: 1px solid var(--line-dark); }
.hero-facts div + div { padding-left: 18px; }
.hero-facts dt { color: #66808b; font-size: 9px; font-weight: 800; letter-spacing: .18em; }
.hero-facts dd { margin: 4px 0 0; color: #d2dde0; font-size: 12px; font-weight: 650; }
.status-dot, .live-dot { display: inline-block; width: 5px; height: 5px; margin-right: 6px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 7px var(--cyan); vertical-align: 1px; }

.station-card {
  width: min(49%, 680px);
  max-width: 680px;
  position: absolute;
  left: 48%;
  top: 136px;
  padding: clamp(24px, 3vw, 42px);
  border: 1px solid rgba(154, 206, 216, .25);
  background: linear-gradient(145deg, rgba(16, 42, 58, .91), rgba(7, 24, 37, .94));
  box-shadow: 0 40px 100px rgba(0, 0, 0, .34), inset 0 1px rgba(255, 255, 255, .025);
  backdrop-filter: blur(14px);
}
.station-card::before { content: ""; position: absolute; width: 9px; height: 9px; border-top: 1px solid var(--cyan); border-left: 1px solid var(--cyan); left: -1px; top: -1px; }
.station-card::after { content: ""; position: absolute; width: 9px; height: 9px; border-bottom: 1px solid var(--cyan); border-right: 1px solid var(--cyan); right: -1px; bottom: -1px; }

.station-topline { display: flex; align-items: start; justify-content: space-between; padding-bottom: 24px; border-bottom: 1px solid var(--line-dark); }
.station-topline h2 { margin: 3px 0 0; font-size: 20px; line-height: 1.25; letter-spacing: -.02em; }
.station-code { text-align: right; line-height: 1.25; }
.station-code span { display: block; color: #78919a; font-size: 9px; letter-spacing: .18em; }
.station-code strong { font-size: 11px; color: #bed0d5; letter-spacing: .16em; }

.temperature-display { min-height: 166px; display: flex; align-items: center; position: relative; padding: 17px 0 12px; }
.weather-symbol { width: 150px; height: 128px; position: relative; flex: none; }
.sun-core { position: absolute; left: 30px; top: 24px; width: 68px; height: 68px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 48px rgba(65, 229, 255, .3); transition: background .4s ease, box-shadow .4s ease; }
.sun-core::before, .sun-core::after { content: ""; position: absolute; inset: -15px 33px; border-top: 7px solid var(--cyan); border-bottom: 7px solid var(--cyan); }
.sun-core::after { transform: rotate(90deg); }
.cloud-shape { position: absolute; left: 57px; top: 70px; width: 72px; height: 28px; border: 2px solid var(--navy-900); border-radius: 18px; background: #d4e0e3; transition: transform .4s ease; }
.cloud-shape::before { content: ""; position: absolute; width: 34px; height: 34px; left: 17px; bottom: 9px; border: 2px solid var(--navy-900); border-bottom: 0; border-radius: 50% 50% 0 0; background: #d4e0e3; }
.cloud-shape::after { content: ""; position: absolute; width: 24px; height: 20px; left: 45px; bottom: -18px; opacity: 0; background: repeating-linear-gradient(110deg, transparent 0 7px, var(--cyan) 8px 10px, transparent 11px 18px); transition: opacity .3s ease; }
body[data-weather="rainy"] .sun-core { transform: scale(.75); opacity: .25; }
body[data-weather="rainy"] .cloud-shape { transform: scale(1.15) translate(-8px, -6px); }
body[data-weather="rainy"] .cloud-shape::after { opacity: 1; }
body[data-weather="windy"] .sun-core { background: transparent; border: 2px solid var(--cyan); box-shadow: none; }
body[data-weather="windy"] .cloud-shape { transform: translateX(12px); }
body[data-weather="cool"] .sun-core { background: #9fc9ed; box-shadow: 0 0 48px rgba(159, 201, 237, .22); }

.temperature-number { display: flex; align-items: flex-start; margin-left: 8px; }
.temperature-number strong { font-size: clamp(64px, 5.2vw, 86px); line-height: .9; letter-spacing: -.08em; font-weight: 450; font-variant-numeric: tabular-nums; }
.temperature-number span { margin: 8px 0 0 8px; color: var(--cyan); font-size: 15px; font-weight: 700; }
.temperature-display > p { position: absolute; left: 158px; bottom: 14px; margin: 0; color: #8299a2; font-size: 11px; }

.metric-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 36px; padding: 24px 0; border-top: 1px solid var(--line-dark); border-bottom: 1px solid var(--line-dark); }
.metric-heading { display: flex; align-items: baseline; justify-content: space-between; }
.metric-heading > span { color: #8ca1a9; font-size: 10px; letter-spacing: .1em; }
.metric-heading > strong { font-size: 16px; font-variant-numeric: tabular-nums; }
.metric-heading > strong small { color: #93a8b0; font-size: 9px; font-weight: 600; }
.metric > small { display: block; margin-top: 9px; color: #718993; font-size: 9px; letter-spacing: .05em; }
.metric-track { height: 3px; margin-top: 10px; background: rgba(203, 225, 229, .15); }
.metric-track i { display: block; height: 100%; width: var(--value); background: var(--cyan); box-shadow: 0 0 8px rgba(65, 229, 255, .45); transition: width .45s ease; }
.wind-scale { display: flex; height: 3px; gap: 4px; margin-top: 10px; }
.wind-scale i { flex: 1; background: rgba(203, 225, 229, .15); }
.wind-scale i.filled { background: var(--cyan); box-shadow: 0 0 7px rgba(65, 229, 255, .3); }

.trend-chart { padding-top: 24px; }
.chart-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 7px; }
.chart-head span { color: #8ca1a9; font-size: 10px; letter-spacing: .09em; }
.chart-head strong { font-size: 11px; font-weight: 650; }
.trend-chart svg { width: 100%; height: 110px; overflow: visible; }
.chart-lines path { fill: none; stroke: rgba(200, 224, 229, .1); stroke-width: 1; stroke-dasharray: 3 5; }
.chart-area { fill: url(#chartFill); transition: d .45s ease; }
.chart-line { fill: none; stroke: var(--cyan); stroke-width: 2; vector-effect: non-scaling-stroke; transition: d .45s ease; }
.chart-dots circle { fill: var(--navy-800); stroke: var(--cyan); stroke-width: 2; vector-effect: non-scaling-stroke; }
.chart-hours { display: flex; justify-content: space-between; color: #5f7882; font-size: 8px; font-weight: 650; }
.station-footer { display: flex; justify-content: space-between; gap: 20px; margin-top: 23px; padding-top: 17px; border-top: 1px solid var(--line-dark); color: #869ca4; font-size: 9px; letter-spacing: .06em; }

.hero-index { max-width: var(--max); margin: 42px auto 0; display: flex; align-items: center; gap: 18px; color: #4d6873; font-size: 9px; letter-spacing: .16em; }
.hero-index i { display: block; width: 54px; height: 1px; background: #36515c; }
.hero-index strong { color: var(--cyan); font-size: 11px; }

.weather-switch-section {
  padding: 110px var(--pad) 0;
  background: var(--navy-900);
  position: relative;
}
.weather-switch-section::before { content: ""; position: absolute; inset: 0; opacity: .14; background-image: radial-gradient(rgba(148, 189, 199, .8) .7px, transparent .7px); background-size: 18px 18px; pointer-events: none; }
.section-heading { max-width: var(--max); margin: 0 auto 68px; display: grid; grid-template-columns: 1fr 1fr; gap: 10%; align-items: end; position: relative; }
.section-heading h2, .recommendation-intro h2, .profile-heading h2, .method-heading h2, .closing h2 {
  margin: 17px 0 0;
  font-size: clamp(43px, 5.2vw, 78px);
  line-height: 1.06;
  letter-spacing: -.065em;
}
.section-heading > p { max-width: 510px; margin: 0 0 8px; color: #94a8af; font-size: 15px; line-height: 1.9; }

.weather-tabs { max-width: var(--max); margin: 0 auto; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line-dark); border-left: 1px solid var(--line-dark); position: relative; }
.weather-tabs button { min-height: 132px; padding: 25px 22px; display: grid; grid-template-columns: 40px 1fr auto; gap: 16px; align-items: center; border: 0; border-right: 1px solid var(--line-dark); border-bottom: 1px solid var(--line-dark); background: rgba(11, 29, 44, .72); color: var(--mist-50); text-align: left; cursor: pointer; position: relative; transition: background .25s ease, color .25s ease; }
.weather-tabs button::after { content: ""; position: absolute; left: -1px; right: -1px; bottom: -1px; height: 3px; background: var(--cyan); transform: scaleX(0); transition: transform .3s ease; }
.weather-tabs button:hover { background: #102838; }
.weather-tabs button[aria-selected="true"] { background: var(--cyan); color: var(--navy-950); }
.weather-tabs button[aria-selected="true"]::after { transform: scaleX(1); }
.weather-tabs button strong { display: block; font-size: 16px; }
.weather-tabs button small { display: block; margin-top: 4px; color: #758c95; font-size: 10px; }
.weather-tabs button[aria-selected="true"] small { color: rgba(6, 17, 28, .65); }
.weather-tabs button em { align-self: start; color: #536c76; font-size: 9px; font-style: normal; font-weight: 800; }
.weather-tabs button[aria-selected="true"] em { color: rgba(6, 17, 28, .5); }
.tab-icon { width: 36px; height: 36px; position: relative; display: block; }
.icon-sun i { position: absolute; inset: 8px; border: 2px solid var(--cyan); border-radius: 50%; }
.icon-sun::before, .icon-sun::after { content: ""; position: absolute; left: 17px; top: 2px; width: 2px; height: 32px; background: var(--cyan); }
.icon-sun::after { transform: rotate(90deg); }
.icon-rain i { position: absolute; width: 28px; height: 15px; top: 5px; left: 3px; border: 2px solid var(--cyan); border-radius: 15px; }
.icon-rain::after { content: ""; position: absolute; left: 6px; right: 2px; bottom: 2px; height: 10px; background: repeating-linear-gradient(110deg, transparent 0 6px, var(--cyan) 7px 9px, transparent 10px 14px); }
.icon-wind i, .icon-wind::before, .icon-wind::after { content: ""; position: absolute; left: 2px; width: 30px; height: 8px; border-top: 2px solid var(--cyan); border-radius: 50%; }
.icon-wind i { top: 5px; }.icon-wind::before { top: 15px; width: 23px; }.icon-wind::after { top: 25px; width: 32px; }
.icon-cool i { position: absolute; left: 16px; top: 3px; width: 3px; height: 30px; background: var(--cyan); }
.icon-cool::before, .icon-cool::after { content: ""; position: absolute; left: 16px; top: 3px; width: 3px; height: 30px; background: var(--cyan); transform: rotate(60deg); }
.icon-cool::after { transform: rotate(-60deg); }
.weather-tabs button[aria-selected="true"] .tab-icon i, .weather-tabs button[aria-selected="true"] .tab-icon::before, .weather-tabs button[aria-selected="true"] .tab-icon::after { border-color: var(--navy-950); background-color: var(--navy-950); }
.weather-tabs button[aria-selected="true"] .icon-sun i, .weather-tabs button[aria-selected="true"] .icon-rain i { background: transparent; }
.weather-tabs button[aria-selected="true"] .icon-rain::after { background: repeating-linear-gradient(110deg, transparent 0 6px, var(--navy-950) 7px 9px, transparent 10px 14px); }

.recommendations { padding: 116px var(--pad) 128px; background: var(--mist-50); color: var(--ink); }
.recommendation-intro { max-width: var(--max); margin: 0 auto 60px; display: grid; grid-template-columns: .8fr 1.2fr 1fr; column-gap: 7%; align-items: end; }
.recommendation-intro .section-kicker { grid-column: 1; align-self: start; color: #007c91; }
.recommendation-intro h2 { grid-column: 1 / 3; margin-top: 14px; }
.recommendation-intro > p { grid-column: 3; grid-row: 2; margin: 0 0 5px; color: #536771; line-height: 1.85; }
.match-meter { grid-column: 3; grid-row: 3; margin-top: 23px; }
.match-meter > div:first-child { display: flex; justify-content: space-between; font-size: 10px; font-weight: 800; letter-spacing: .1em; }
.match-meter strong { color: #007d93; }
.match-track { height: 3px; margin-top: 10px; background: #d6e0e1; }
.match-track i { display: block; width: var(--value); height: 100%; background: #009db8; transition: width .45s ease; }

.product-grid { max-width: var(--max); margin: 0 auto; display: grid; grid-template-columns: 1.15fr 1fr 1fr; border-top: 1px solid var(--line-light); border-left: 1px solid var(--line-light); }
.product-card { min-width: 0; border-right: 1px solid var(--line-light); border-bottom: 1px solid var(--line-light); background: #edf2f2; transition: transform .3s ease, box-shadow .3s ease; }
.product-card:hover { transform: translateY(-5px); box-shadow: 0 22px 52px rgba(10, 32, 44, .1); z-index: 2; }
.product-visual { height: 330px; position: relative; display: grid; place-items: center; overflow: hidden; background: #dce6e7; border-bottom: 1px solid var(--line-light); }
.product-featured .product-visual { height: 370px; background: #cfe1e2; }
.product-visual::before { content: ""; position: absolute; inset: 0; background-image: radial-gradient(rgba(6, 47, 59, .23) .7px, transparent .7px); background-size: 16px 16px; opacity: .42; mask-image: radial-gradient(circle, black, transparent 72%); }
.product-visual::after { content: ""; position: absolute; width: 180px; height: 180px; border: 1px solid rgba(11, 61, 73, .18); border-radius: 50%; box-shadow: 0 0 0 30px rgba(11, 61, 73, .035), 0 0 0 60px rgba(11, 61, 73, .025); }
.product-art { width: 72%; max-height: 270px; position: relative; z-index: 1; filter: drop-shadow(0 24px 18px rgba(7, 28, 38, .14)); transition: transform .35s ease; }
.product-card:hover .product-art { transform: translateY(-5px) rotate(-1.5deg); }
.product-rank, .fit-badge, .visual-measure { position: absolute; z-index: 3; font-size: 9px; font-weight: 800; letter-spacing: .1em; }
.product-rank { top: 20px; left: 20px; }
.fit-badge { right: 18px; top: 18px; padding: 5px 8px; background: var(--ink); color: var(--cyan); }
.visual-measure { color: #33505a; padding-left: 22px; }
.visual-measure::before { content: ""; position: absolute; left: 0; top: 50%; width: 14px; height: 1px; background: #60777f; }
.measure-one { left: 18px; bottom: 23px; }
.measure-two { right: 18px; bottom: 23px; }
.product-copy { padding: 27px 27px 25px; }
.product-category { margin: 0 0 7px; color: #007c91; font-size: 9px; font-weight: 800; letter-spacing: .18em; }
.product-copy h3 { margin: 0; font-size: clamp(20px, 1.65vw, 27px); line-height: 1.3; letter-spacing: -.03em; }
.product-description { min-height: 54px; margin: 12px 0 21px; color: #62747b; font-size: 12px; line-height: 1.8; }
.product-meta { display: flex; justify-content: space-between; align-items: center; padding: 14px 0; border-top: 1px solid var(--line-light); border-bottom: 1px solid var(--line-light); font-size: 11px; }
.product-price { font-weight: 800; }
.product-match { color: #007c91; font-size: 9px; font-weight: 800; letter-spacing: .08em; }
details { margin-top: 15px; }
summary { display: flex; align-items: center; justify-content: space-between; color: #536771; font-size: 10px; font-weight: 750; letter-spacing: .06em; cursor: pointer; list-style: none; }
summary::-webkit-details-marker { display: none; }
summary span { color: #007c91; font-size: 16px; transition: transform .2s ease; }
details[open] summary span { transform: rotate(45deg); }
details p { margin: 10px 0 0; color: #677982; font-size: 11px; line-height: 1.75; }

.day-profile { padding: 118px var(--pad); background: #dbe4e5; color: var(--ink); position: relative; }
.day-profile::after { content: "04 / 小时剖面"; position: absolute; top: 122px; right: var(--pad); color: #788e96; font-size: 9px; font-weight: 800; letter-spacing: .18em; }
.profile-heading { max-width: var(--max); margin: 0 auto 60px; }
.profile-heading .section-kicker { color: #007c91; }
.profile-board { max-width: var(--max); margin: 0 auto; position: relative; border-top: 1px solid var(--line-light); border-left: 1px solid var(--line-light); background: rgba(244, 247, 246, .44); }
.profile-scale { height: 48px; margin-left: 210px; padding: 0 30px; display: flex; align-items: center; justify-content: space-between; color: #667b84; font-size: 9px; font-weight: 750; border-bottom: 1px solid var(--line-light); }
.profile-row { min-height: 122px; display: grid; grid-template-columns: 210px 1fr; border-bottom: 1px solid var(--line-light); border-right: 1px solid var(--line-light); }
.profile-label { display: flex; flex-direction: column; justify-content: center; padding: 20px 28px; border-right: 1px solid var(--line-light); }
.profile-label span { color: #70858d; font-size: 9px; font-weight: 800; letter-spacing: .17em; }
.profile-label strong { margin-top: 6px; font-size: 14px; }
.profile-data { position: relative; margin: 22px 30px; overflow: hidden; background-image: linear-gradient(90deg, transparent calc(100% - 1px), rgba(22, 59, 72, .11) 0); background-size: 20% 100%; }
.temperature-band i, .humidity-band i { position: absolute; bottom: 0; left: var(--x); width: clamp(22px, 3.4vw, 46px); height: var(--h); transform: translateX(-50%); background: #1fb8cf; opacity: .85; }
.humidity-band i { background: #6c8e99; }
.wind-band svg { width: 100%; height: 100%; }
.wind-band path { fill: none; stroke: #008da6; stroke-width: 2; vector-effect: non-scaling-stroke; }
.profile-marker { position: absolute; top: 0; bottom: 0; left: calc(210px + 30px + (100% - 270px) * .29); width: 1px; border-left: 1px dashed rgba(0, 111, 130, .62); pointer-events: none; }
.profile-marker i { position: absolute; top: 43px; left: -4px; width: 7px; height: 7px; border-radius: 50%; background: #008da6; }
.profile-marker span { position: absolute; top: 10px; left: 8px; padding: 2px 6px; color: #006f82; background: #cbdadd; font-size: 8px; font-weight: 800; }
.profile-note { max-width: var(--max); margin: 27px auto 0; padding-left: 210px; color: #4e646d; font-size: 12px; }
.profile-note span { margin-right: 20px; color: #007c91; font-size: 9px; font-weight: 800; letter-spacing: .14em; }

.method { padding: 125px var(--pad) 135px; background: var(--navy-950); position: relative; }
.method::before { content: ""; position: absolute; left: var(--pad); top: 0; bottom: 0; width: 1px; background: var(--line-dark); }
.method-heading { max-width: var(--max); margin: 0 auto 73px; display: grid; grid-template-columns: 1.45fr .55fr; gap: 9%; align-items: end; }
.method-heading .section-kicker { grid-column: 1 / -1; }
.method-heading h2 { grid-column: 1; }
.method-heading > p { margin: 0 0 7px; color: #8ba0a8; font-size: 13px; line-height: 1.9; }
.method-steps { max-width: var(--max); margin: 0 auto; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); list-style: none; border-top: 1px solid var(--line-dark); border-left: 1px solid var(--line-dark); }
.method-steps li { min-height: 370px; padding: 30px; display: flex; flex-direction: column; border-right: 1px solid var(--line-dark); border-bottom: 1px solid var(--line-dark); position: relative; transition: background .3s ease; }
.method-steps li:hover { background: #0a1d2c; }
.step-number { align-self: flex-end; color: #51707b; font-size: 10px; font-weight: 800; letter-spacing: .14em; }
.step-icon { width: 86px; height: 86px; margin: 33px 0 34px; position: relative; border: 1px solid rgba(65, 229, 255, .3); border-radius: 50%; }
.gauge-icon::before { content: ""; position: absolute; inset: 13px; border: 1px dashed rgba(65, 229, 255, .55); border-radius: 50%; }
.gauge-icon i { position: absolute; left: 41px; top: 20px; width: 2px; height: 31px; background: var(--cyan); transform-origin: bottom; transform: rotate(42deg); }
.scene-icon::before, .scene-icon::after { content: ""; position: absolute; height: 1px; background: var(--cyan); left: 19px; right: 19px; top: 34px; transform: rotate(-28deg); }
.scene-icon::after { top: 52px; transform: rotate(28deg); }
.scene-icon i { position: absolute; width: 8px; height: 8px; border: 2px solid var(--cyan); border-radius: 50%; left: 37px; top: 37px; }
.select-icon::before { content: ""; position: absolute; inset: 22px; border: 1px solid var(--cyan); transform: rotate(45deg); }
.select-icon i { position: absolute; left: 33px; top: 36px; width: 22px; height: 10px; border-left: 2px solid var(--cyan); border-bottom: 2px solid var(--cyan); transform: rotate(-45deg); }
.method-steps h3 { margin: 0; font-size: 22px; }
.method-steps p { margin: 12px 0 25px; color: #8298a1; font-size: 12px; line-height: 1.85; }
.step-signal { margin-top: auto; padding-top: 16px; border-top: 1px solid var(--line-dark); color: #56727c; font-size: 9px; font-weight: 750; letter-spacing: .13em; }

.closing { min-height: 650px; padding: 110px var(--pad); display: grid; grid-template-columns: minmax(0, 1.4fr) .6fr; gap: 8%; align-items: center; background: var(--navy-850); position: relative; overflow: hidden; }
.closing::before { content: ""; position: absolute; inset: 0; background-image: radial-gradient(rgba(137, 180, 190, .26) .7px, transparent .7px); background-size: 18px 18px; opacity: .28; mask-image: linear-gradient(90deg, transparent 0, black 50%, black); }
.closing-copy { max-width: 850px; position: relative; z-index: 2; }
.closing h2 { font-size: clamp(55px, 6.7vw, 98px); }
.closing-copy > p:not(.section-kicker) { max-width: 600px; margin: 29px 0 35px; color: #95a9b0; font-size: 14px; line-height: 1.9; }
.closing-readings { position: relative; z-index: 2; border-top: 1px solid var(--line-dark); }
.closing-readings > div { min-height: 105px; padding: 20px 0; display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid var(--line-dark); }
.closing-readings span { color: #708790; font-size: 9px; font-weight: 800; letter-spacing: .16em; }
.closing-readings strong { font-size: 31px; font-weight: 450; letter-spacing: -.05em; font-variant-numeric: tabular-nums; }
.closing-readings small { margin-left: 5px; color: var(--cyan); font-size: 10px; font-weight: 700; }
.closing-radar { position: absolute; right: -165px; bottom: -320px; width: 750px; height: 750px; border: 1px solid rgba(65, 229, 255, .12); border-radius: 50%; }
.closing-radar i { position: absolute; inset: 15%; border: inherit; border-radius: 50%; }
.closing-radar i:nth-child(2) { inset: 30%; }.closing-radar i:nth-child(3) { inset: 45%; }
.closing-radar span { position: absolute; left: 50%; top: 0; bottom: 50%; width: 1px; background: linear-gradient(var(--cyan), transparent); transform-origin: bottom; transform: rotate(36deg); }

.reveal.will-reveal { opacity: 0; transform: translateY(18px); transition: opacity .65s ease, transform .65s ease; }
.reveal.will-reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 1100px) {
  .hero { min-height: auto; padding-bottom: 95px; }
  .hero-copy { padding-right: 53%; }
  .station-card { left: 51%; width: 45%; padding: 26px; }
  .temperature-display { min-height: 140px; }
  .weather-symbol { width: 112px; transform: scale(.82); transform-origin: left center; }
  .temperature-display > p { left: 120px; }
  .metric-grid { gap: 22px; }
  .hero-facts { margin-top: 50px; }
  .product-visual { height: 275px; }
  .product-featured .product-visual { height: 315px; }
  .product-copy { padding: 23px; }
}

@media (max-width: 860px) {
  :root { --pad: 28px; }
  .site-header { height: 76px; }
  .menu-toggle { width: 72px; min-height: 38px; padding: 0 11px; display: flex; align-items: center; justify-content: space-between; border: 1px solid var(--line-dark); background: transparent; color: white; font-size: 11px; cursor: pointer; }
  .menu-toggle i, .menu-toggle i::before { display: block; width: 15px; height: 1px; background: var(--cyan); position: relative; transition: transform .2s ease; }
  .menu-toggle i::before { content: ""; position: absolute; top: -5px; }
  .menu-toggle[aria-expanded="true"] i { transform: rotate(45deg); }
  .menu-toggle[aria-expanded="true"] i::before { top: 0; transform: rotate(90deg); }
  .site-nav { position: absolute; left: var(--pad); right: var(--pad); top: 67px; padding: 16px; display: none; flex-direction: column; align-items: stretch; gap: 0; border: 1px solid rgba(128, 181, 192, .3); background: rgba(6, 17, 28, .98); box-shadow: 0 20px 50px rgba(0,0,0,.35); }
  .site-nav.is-open { display: flex; }
  .no-js .menu-toggle { display: none; }
  .no-js .site-nav { display: flex; }
  .site-nav > a { padding: 13px 8px; border-bottom: 1px solid var(--line-dark); }
  .site-nav .nav-cta { margin-top: 8px; border: 1px solid var(--cyan); }
  .hero { padding-top: 118px; }
  .hero::before { left: 55%; top: 76px; }
  .hero-copy { padding: 0; }
  .hero h1 { max-width: 660px; }
  .hero-intro { max-width: 640px; }
  .station-card { width: 100%; max-width: none; position: relative; inset: auto; margin: 68px auto 0; }
  .temperature-display { min-height: 170px; }
  .weather-symbol { width: 150px; transform: none; }
  .temperature-display > p { left: 158px; }
  .hero-facts { max-width: 640px; }
  .hero-index { display: none; }
  .section-heading { grid-template-columns: 1fr; gap: 27px; }
  .weather-tabs { grid-template-columns: 1fr 1fr; }
  .recommendation-intro { grid-template-columns: 1fr 1fr; }
  .recommendation-intro .section-kicker { grid-column: 1 / -1; }
  .recommendation-intro h2 { grid-column: 1 / -1; }
  .recommendation-intro > p { grid-column: 1; grid-row: 3; margin-top: 24px; }
  .match-meter { grid-column: 2; grid-row: 3; align-self: center; margin: 24px 0 0; }
  .product-grid { grid-template-columns: 1fr 1fr; }
  .product-featured { grid-row: span 1; }
  .product-card:nth-child(3) { grid-column: 1 / -1; display: grid; grid-template-columns: 1fr 1fr; }
  .product-card:nth-child(3) .product-visual { height: auto; min-height: 300px; border-bottom: 0; border-right: 1px solid var(--line-light); }
  .profile-row { grid-template-columns: 150px 1fr; }
  .profile-scale { margin-left: 150px; }
  .profile-marker { left: calc(150px + 30px + (100% - 210px) * .29); }
  .profile-note { padding-left: 0; }
  .method-heading { grid-template-columns: 1fr; }
  .method-heading .section-kicker, .method-heading h2 { grid-column: 1; }
  .method-heading > p { max-width: 600px; }
  .method-steps li { min-height: 350px; padding: 24px; }
  .closing { grid-template-columns: 1fr; }
  .closing-readings { max-width: 600px; margin-top: 68px; }
}

@media (max-width: 600px) {
  :root { --pad: 19px; }
  html { scroll-padding-top: 72px; }
  .site-header { height: 68px; }
  .brand-mark { width: 35px; height: 35px; }
  .brand-copy strong { font-size: 14px; }
  .brand-copy small { font-size: 8px; }
  .site-nav { top: 60px; }
  .hero { padding-top: 105px; padding-bottom: 72px; }
  .hero h1 { margin-top: 24px; font-size: clamp(55px, 17vw, 78px); }
  .hero-intro { font-size: 14px; line-height: 1.85; }
  .hero-actions { align-items: stretch; flex-direction: column; gap: 17px; }
  .button { width: 100%; }
  .text-link { align-self: flex-start; }
  .hero-facts { grid-template-columns: 1fr 1fr; margin-top: 52px; }
  .hero-facts div:last-child { grid-column: 1 / -1; padding-left: 0; margin-top: 15px; border-right: 0; }
  .station-card { margin-top: 50px; padding: 20px; }
  .temperature-display { min-height: 150px; }
  .weather-symbol { width: 110px; transform: scale(.77); transform-origin: left center; }
  .temperature-number { margin-left: -9px; }
  .temperature-number strong { font-size: 61px; }
  .temperature-display > p { left: 109px; bottom: 17px; }
  .metric-grid { grid-template-columns: 1fr; gap: 20px; }
  .metric + .metric { padding-top: 19px; border-top: 1px solid var(--line-dark); }
  .trend-chart svg { height: 90px; }
  .station-footer { flex-direction: column; gap: 6px; }
  .weather-switch-section { padding-top: 78px; }
  .section-heading { margin-bottom: 46px; }
  .section-heading h2, .recommendation-intro h2, .profile-heading h2, .method-heading h2 { font-size: 42px; }
  .section-heading > p { font-size: 13px; }
  .weather-tabs button { min-height: 106px; padding: 18px 13px; grid-template-columns: 32px 1fr; gap: 10px; }
  .weather-tabs button em { display: none; }
  .tab-icon { transform: scale(.82); transform-origin: left center; }
  .recommendations { padding-top: 81px; padding-bottom: 83px; }
  .recommendation-intro { display: block; margin-bottom: 42px; }
  .recommendation-intro > p { margin-top: 21px; font-size: 13px; }
  .match-meter { margin-top: 25px; }
  .product-grid { display: block; border-left: 1px solid var(--line-light); }
  .product-card:nth-child(3) { display: block; }
  .product-card:nth-child(3) .product-visual { height: 275px; min-height: 0; border-right: 0; border-bottom: 1px solid var(--line-light); }
  .product-card + .product-card { border-top: 0; }
  .product-visual, .product-featured .product-visual { height: 275px; }
  .product-description { min-height: 0; }
  .day-profile { padding-top: 83px; padding-bottom: 83px; }
  .day-profile::after { display: none; }
  .profile-heading { margin-bottom: 42px; }
  .profile-board { overflow-x: auto; }
  .profile-board > * { min-width: 650px; }
  .profile-row { grid-template-columns: 125px 525px; }
  .profile-scale { width: 525px; min-width: 525px; margin-left: 125px; }
  .profile-marker { left: calc(125px + 30px + 465px * .29); min-width: 0; }
  .profile-label { padding: 18px; }
  .profile-note { display: flex; flex-direction: column; gap: 8px; }
  .profile-note span { margin: 0; }
  .method { padding-top: 85px; padding-bottom: 88px; }
  .method-heading { margin-bottom: 48px; }
  .method-steps { grid-template-columns: 1fr; }
  .method-steps li { min-height: 300px; }
  .step-icon { margin: 20px 0 25px; }
  .closing { min-height: 0; padding-top: 88px; padding-bottom: 92px; }
  .closing h2 { font-size: 47px; }
  .closing-radar { width: 530px; height: 530px; right: -290px; bottom: -260px; }
}

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