@import "https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;600;700;800&display=swap";:root{color:#243c4b;font-synthesis:none;--ink:#183749;--muted:#71818b;--primary:#4385f5;--primary-text:#356bc6;--primary-soft:#f2f6ff;--line:#e3e9eb;background:#f5f7f8;font-family:Noto Sans JP,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:14px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0}a,button,input,select{-webkit-tap-highlight-color:transparent}button,input,select{font:inherit}a,button{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:default;opacity:.4}a{color:inherit;text-decoration:none}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid var(--primary);outline-offset:4px}button{color:inherit}h1,h2,h3,p{margin:0}svg{display:block}.site-header{border-bottom:1px solid var(--line);background:#fff;flex-direction:column;display:flex}.tagline-bar{background:var(--primary);color:#fff;letter-spacing:.04em;margin:0;padding:8px max(32px,50vw - 620px);font-size:13px;font-weight:600;line-height:1.4}.site-header-row{justify-content:flex-start;align-items:center;gap:16px 24px;min-height:72px;padding:10px max(32px,50vw - 620px);display:flex}.header-region{align-items:center;gap:10px;min-width:0;display:flex}.brand-name{display:block}.brand{align-items:center;gap:12px;display:flex}.brand-logo{-o-object-fit:contain;object-fit:contain;flex-shrink:0;width:48px;height:48px}.brand>span{letter-spacing:.11em;font-size:23px;font-weight:800;line-height:1.2}.brand small{letter-spacing:.16em;color:var(--muted);margin-top:5px;font-size:10px;font-weight:500;display:block}.site-header nav{gap:34px;font-size:12px;font-weight:500}.site-header nav,.site-header nav a{align-items:center;height:100%;display:flex}.site-header nav a{border-bottom:3px solid #0000;padding-top:3px}.site-header nav .active{border-color:var(--primary);color:var(--primary)}.site-header nav span{margin-left:10px}.page-shell{max-width:1240px;margin:0 auto;padding:8px 0 0}.breadcrumbs{width:calc(100% - 64px);max-width:1100px;color:var(--muted);margin:0 auto;padding:8px 0 4px;font-size:12px}.breadcrumbs ol{flex-wrap:wrap;gap:4px 0;margin:0;padding:0;list-style:none;display:flex}.breadcrumbs li:not(:last-child):after{content:">";color:#9aabb3;margin:0 8px}.breadcrumbs a{color:var(--primary)}.page-heading{justify-content:space-between;align-items:center;margin-bottom:31px;display:flex}.eyebrow{letter-spacing:.16em;color:var(--primary);font-family:Arial,sans-serif;font-size:10px}.eyebrow,h1{font-weight:700}h1{margin:10px 0 9px;font-size:29px}.intro,h1{letter-spacing:.025em}.intro{color:var(--muted);font-size:12px}.update-status{align-items:center;gap:9px;font-size:11px;line-height:1.6;display:flex}.status-dot{background:#35a68a;border-radius:50%;flex-shrink:0;width:7px;height:7px}.status-dot.waiting{background:#cda052}.update-status small{color:var(--muted);margin-top:4px;font-size:10px;display:block}.workspace-grid{grid-template-columns:minmax(0,1fr) 284px;align-items:start;gap:24px;display:grid}.map-card,.point-card,.trend-card{border:1px solid var(--line);background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 3px 12px #18374904}.layer-tabs{border-bottom:1px solid var(--line);height:69px;display:flex}.layer-tabs button{color:var(--primary-text);background:0 0;border:0;border-bottom:4px solid #0000;flex:1;justify-content:center;align-items:center;gap:9px;padding:3px 4px 0;font-size:18px;font-weight:400;display:flex}.layer-tabs button+button{border-left:1px solid #eef1f2}.layer-tabs button.active{color:#333;border-bottom-color:var(--primary);font-weight:700}.layer-tabs svg{fill:none;stroke:currentColor;stroke-width:1.6px;stroke-linecap:round;width:21px;height:21px}.layer-tabs small{color:var(--muted);margin-left:3px;font-family:Arial,sans-serif;font-size:10px;font-weight:400}.forecast-updated{color:#777;text-align:right;margin:0;padding:12px 16px;font-size:clamp(12px,3.2vw,16px);font-weight:400;line-height:1.5}.region-bar{align-items:center;gap:13px;padding:16px 18px 13px;display:flex}.region-label{color:var(--muted);white-space:nowrap;font-size:10px}.region-list{flex-wrap:wrap;gap:3px;display:flex}.region-list button{white-space:nowrap;background:0 0;border:0;border-radius:5px;padding:6px 8px;font-size:10px}.region-list button:hover{background:#f0f5f4}.region-list button.selected{background:var(--ink);color:#fff}.forecast-panel{position:relative}.map-date{z-index:2;pointer-events:none;background:#ffffffed;border:1px solid #ffffff9a;border-radius:6px;flex-direction:column;align-items:flex-start;gap:2px;max-width:calc(100% - 90px);padding:10px 14px 8px;display:flex;position:absolute;top:16px;left:16px;box-shadow:0 1px 5px #22333d14}.map-place{letter-spacing:.04em;color:var(--ink);margin:0;font-size:22px;font-weight:800;line-height:1.2}.map-date-row{align-items:baseline;gap:8px;margin-top:6px;display:flex}.location-bar{color:var(--muted);gap:12px;padding:0 23px 14px;display:flex}.location-bar,.location-button{align-items:center;font-size:10px}.location-button{background:var(--primary-soft);min-width:74px;color:var(--primary);border:1px solid #c7d8f5;border-radius:5px;flex-shrink:0;justify-content:center;gap:6px;padding:7px 10px;display:inline-flex}.location-button svg{fill:none;stroke:currentColor;stroke-width:1.6px;width:15px;height:15px}.location-button .location-spinner{stroke-dasharray:38 13;stroke-linecap:round;animation:.8s linear infinite location-spin}@keyframes location-spin{to{transform:rotate(1turn)}}@media (prefers-reduced-motion:reduce){.location-button .location-spinner{animation-duration:2s}}.map-controls{background:#fffffff2;border:1px solid #d5e0e4;border-radius:7px;flex-direction:column;align-items:stretch;width:42px;display:flex;position:absolute;top:70px;right:14px;box-shadow:0 2px 8px #18374914}.map-controls button{height:40px;color:var(--ink);background:0 0;border:none;border-radius:6px;font-size:22px}.map-controls button:hover:not(:disabled){background:var(--primary-soft)}.map-controls output{text-align:center;color:var(--muted);font-family:Arial,sans-serif;font-size:10px}.map-controls .map-reset{border-top:1px solid var(--line);border-radius:0 0 6px 6px;font-size:10px}.forecast-map.is-zoomed>svg{cursor:grab}.forecast-map.is-dragging>svg{cursor:grabbing}.forecast-map>svg{touch-action:none;-webkit-user-select:none;user-select:none}.forecast-map>svg:focus-visible{outline:3px solid var(--primary);outline-offset:-3px}@media (width<=480px){.location-bar{flex-wrap:wrap;gap:8px;padding:0 13px 12px}.location-bar>span{font-size:9px}.map-controls{width:40px;top:48px;right:10px}}.map-date>div{align-items:baseline;gap:10px;display:flex}.date-label{color:var(--muted);margin-right:4px;font-size:12px}.map-date strong{font-size:16px;font-weight:600}.map-date b{font-family:Arial,sans-serif;font-size:22px}.timezone{color:var(--muted);font-size:9px}.forecast-offset{border:1px solid var(--line);color:#677b87;border-radius:4px;padding:3px 7px;font-size:10px;font-weight:500}.forecast-map{background:#eaf0f3;border-top:1px solid #e1e8eb;border-bottom:1px solid #e1e8eb;width:100%;position:relative;overflow:hidden}.forecast-map canvas,.forecast-map>svg{width:100%;height:100%;position:absolute;inset:0}.forecast-map>svg{cursor:default}.graticule path{stroke:#577b8a;stroke-width:.6px;stroke-dasharray:3 5;opacity:.24;fill:none}.land{fill:#a0c896;stroke:#606060;stroke-width:.75px;stroke-linejoin:round}.map-arrows path{fill:#000;stroke:none}.city-label circle{fill:#617874;stroke:#fff;stroke-width:1px}.city-label text{fill:#415d5d;paint-order:stroke;stroke:#f0f3ec;stroke-width:3px;stroke-linejoin:round;font-size:11px;font-weight:500}.sea-label{fill:#3c6379;letter-spacing:7px;opacity:.55;pointer-events:none;font-size:12px}.selected-marker circle:first-child{fill:#fff;stroke:#0b5962;stroke-width:2.5px;filter:drop-shadow(0 1px 2px #14364644)}.selected-marker circle:last-child{fill:#0b6770}.map-badge{pointer-events:none;background:#ffffffed;border:1px solid #ffffff9a;border-radius:5px;padding:8px 11px;font-size:11px;font-weight:600;position:absolute;top:18px;left:20px;box-shadow:0 1px 5px #22333d08}.map-badge span{letter-spacing:.1em;color:#71818b;margin-left:10px;font-family:Arial,sans-serif;font-size:8px;font-weight:400}.map-north{text-align:center;color:#496471;font-family:Arial,sans-serif;font-size:12px;line-height:1.5;top:20px;right:22px}.map-hint,.map-north{pointer-events:none;position:absolute}.map-hint{color:#466477;background:#ffffffda;border-radius:4px;padding:6px 9px;font-size:9px;bottom:14px;left:18px}.map-load-error{color:#a44;background:#fff;padding:10px;position:absolute;bottom:50px;left:20px;right:20px}.map-placeholder{aspect-ratio:4/3;color:#6c8992;background:radial-gradient(at 50% 40%,#e7f0f0,#f4f7f7);flex-direction:column;justify-content:center;align-items:center;gap:10px;display:flex}.loading-wave{color:#3b9298;font-family:Georgia,serif;font-size:65px}.map-placeholder p{font-size:13px}.map-placeholder small{color:#8b9da2;font-size:11px}.arrow-note{color:#444;text-align:center;background:#fff;padding:7px 12px;font-size:16px;line-height:1.5}.legend{color:#333;background:#f8f8f8;border-bottom:1px solid #ddd;margin:0 10px;padding:0}.legend-heading{color:#777;background:#ebebeb;align-items:center;min-height:44px;margin:0;padding:6px 16px;font-size:18px;font-weight:400;display:flex}.legend-body{padding:18px 10px 14px}.legend-title{margin-bottom:12px;font-size:18px;font-weight:700;line-height:1.5}.legend-colors{grid-template-columns:repeat(4,minmax(0,1fr));gap:8px 10px;display:grid}.legend-colors>div{align-items:center;gap:3px;min-width:0;display:flex}.legend-colors i{border:1px solid #bcbcbc;flex-shrink:0;width:24px;height:24px;display:block}.legend-colors span{white-space:nowrap;font-size:20px;font-weight:600;line-height:1.3}.iphone-app-banner{color:var(--ink);background:linear-gradient(110deg,#eff7ff,#f7fbff);border:1px solid #d4e5f7;border-radius:12px;align-items:center;gap:clamp(8px,2vw,18px);margin-top:12px;padding:clamp(8px,2vw,16px);display:flex}.iphone-app-banner img{border-radius:22%;flex:none;width:clamp(38px,10vw,56px);height:auto}.iphone-app-copy{flex:1;gap:2px;min-width:0;font-size:12px;line-height:1.45;display:grid}.iphone-app-copy small{color:var(--primary-text);font-size:11px;font-weight:700}.iphone-app-copy strong{font-size:clamp(14px,3.8vw,19px)}.iphone-app-cta{color:#fff;white-space:nowrap;background:#153e69;border-radius:8px;flex:none;padding:8px clamp(8px,2vw,14px);font-size:clamp(11px,2.8vw,13px);font-weight:700}.iphone-app-banner:hover .iphone-app-cta{background:#22558a}.timeline{background:#fafafa;padding:48px 30px 6px 20px}.timeline-controls{align-items:flex-start;gap:10px;display:flex}.play-button{background:var(--primary);color:#fff;border:0;border-radius:50%;flex-shrink:0;width:48px;height:48px;padding:12px}.play-button svg{fill:currentColor;width:100%;height:100%}.slider-wrap{--slider-thumb-size:32px;flex:1;min-width:0;padding-top:8px}.slider-track{--tooltip-width:min(176px, 100%);--tooltip-position:clamp(calc(var(--tooltip-width)/2), var(--timeline-position), calc(100% - var(--tooltip-width)/2));position:relative}.timeline-tooltip{bottom:calc(100% + 8px);left:var(--tooltip-position);width:var(--tooltip-width);background:var(--primary);color:#fff;text-align:center;white-space:nowrap;border-radius:7px;padding:8px 6px;font-size:13px;font-weight:600;line-height:1.5;box-shadow:0 2px 8px #0002}.slider-track.has-time:after,.timeline-tooltip{z-index:2;pointer-events:none;position:absolute;transform:translate(-50%)}.slider-track.has-time:after{content:"";bottom:calc(100% - 4px);left:var(--timeline-position);border:6px solid #0000;border-top-color:var(--primary)}#forecast-time{appearance:none;cursor:pointer;touch-action:pan-y;background:0 0;width:100%;height:32px;margin:0;display:block}#forecast-time::-webkit-slider-runnable-track{background:#ddd;border-radius:6px;height:6px}#forecast-time::-moz-range-track{background:#ddd;border-radius:6px;height:6px}#forecast-time::-webkit-slider-thumb{appearance:none;width:var(--slider-thumb-size);height:var(--slider-thumb-size);background:var(--primary);border:0;border-radius:50%;margin-top:-13px;box-shadow:0 2px 4px #0002}#forecast-time::-moz-range-thumb{width:var(--slider-thumb-size);height:var(--slider-thumb-size);background:var(--primary);border:0;border-radius:50%;box-shadow:0 2px 4px #0002}#forecast-time:disabled{opacity:.4;cursor:default}.slider-labels{color:#333;justify-content:space-between;margin-top:0;font-size:18px;line-height:1.5;display:flex}.point-card{padding:22px}.card-heading{justify-content:space-between;align-items:center;display:flex}.card-heading .eyebrow{font-size:9px}.live-tag{color:#61857d;background:#edf5f1;border-radius:3px;padding:3px 6px;font-size:8px}.point-card h2{letter-spacing:.025em;margin:14px 0 8px;font-size:17px}.point-coordinate{color:#7b8c95;font-family:Arial,Noto Sans JP,sans-serif;font-size:11px}.point-date{color:#637c87;background:#f6f8f8;border-radius:4px;justify-content:space-between;margin-top:19px;padding:9px 10px;font-size:10px;display:flex}.point-date span{font-size:9px}.main-reading{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;padding:24px 0 20px;display:flex}.main-reading>span{font-size:13px;font-weight:500}.main-reading>span small{color:var(--muted);margin-top:5px;font-size:9px;font-weight:400;display:block}.main-reading strong{letter-spacing:-.03em;color:var(--primary);font-family:Arial,sans-serif;font-size:46px;line-height:1}.main-reading strong small{margin-left:7px;font-size:15px;font-weight:400}.sub-readings{grid-template-columns:1fr 1fr;margin-top:22px;display:grid}.sub-readings>div+div{border-left:1px solid var(--line);padding-left:20px}.sub-readings span{color:var(--muted);font-size:11px}.sub-readings strong{margin-top:10px;font-family:Arial,sans-serif;font-size:25px;font-weight:500;line-height:1.2;display:block}.sub-readings small{color:#7c8c95;font-family:Noto Sans JP,sans-serif;font-size:10px;font-weight:400}.direction-readings{border-top:1px solid var(--line);margin:23px 0 0;padding-top:16px}.direction-readings>div{justify-content:space-between;align-items:center;margin-bottom:11px;font-size:10px;display:flex}.direction-readings dt{color:var(--muted)}.direction-readings dd{margin:0;font-size:11px;font-weight:600}.direction-readings dd span{color:#86959d;margin-left:4px;font-size:9px;font-weight:400}.point-help{border-top:1px solid var(--line);color:#86949c;margin-top:17px;padding-top:15px;font-size:10px;line-height:1.9}.guide-card{background:#eaf2f1;border-radius:10px;margin-top:20px;padding:21px 22px}.guide-icon{text-align:center;color:#577d77;border:1px solid #6d938e;border-radius:50%;width:19px;height:19px;margin-bottom:13px;font-family:Georgia,serif;font-size:13px;line-height:17px}.guide-card h2{color:#315f59;margin-bottom:9px;font-size:12px}.guide-card p{color:#67847f;font-size:10px;line-height:2.05}.guide-card a{color:#287b72;margin-top:17px;font-size:10px;font-weight:500;display:block}.guide-card a span{margin-left:4px}.resolution-note{padding:22px 8px;font-size:10px}.resolution-note>span{color:var(--muted)}.resolution-note strong{float:right;font-size:10px;font-weight:500}.resolution-note p{color:#8a989f;margin-top:10px;line-height:1.9}.trend-card{margin-top:24px;padding:24px 26px 18px}.trend-heading{justify-content:space-between;align-items:center;display:flex}.trend-heading .eyebrow{font-size:9px}.trend-heading h2{margin-top:7px;font-size:15px}.trend-heading>span{color:var(--muted);font-size:10px}.forecast-chart{margin-top:20px}.forecast-chart svg{width:100%;height:130px;overflow:visible}.chart-grid{stroke:#e8eeef;stroke-width:1px;fill:none}.chart-line{stroke:var(--primary);stroke-width:2.5px;stroke-linecap:round;stroke-linejoin:round;fill:none}.chart-cursor{stroke:#42a6a5;stroke-width:1px;stroke-dasharray:3 4;opacity:.55}.chart-dot{fill:var(--primary);stroke:#fff;stroke-width:2px;cursor:pointer}.chart-dot.missing{fill:#c2ced1}.chart-labels{color:var(--muted);justify-content:space-between;margin-top:5px;font-size:9px;display:flex}.data-table{border-top:1px solid var(--line);margin-top:20px;padding-top:12px}.data-table summary{cursor:pointer;color:#63838e;font-size:10px}.table-scroll{overflow-x:auto}.data-table table{border-collapse:collapse;text-align:right;white-space:nowrap;width:100%;margin-top:14px;font-size:11px}.data-table td,.data-table th{border-bottom:1px solid var(--line);padding:9px 10px;font-weight:400}.data-table th:first-child{text-align:left}.data-table thead th{color:var(--muted);font-size:10px}.data-table .current{color:var(--primary);background:#edf6f5}.empty-trend{color:var(--muted);text-align:center;padding:45px 0;font-size:12px}.about-section{grid-template-columns:1.2fr 1fr;gap:85px;max-width:1100px;margin:37px auto 34px;padding:0 5px;display:grid}.about-section h2,.about-section h3{margin-bottom:11px;font-size:11px;font-weight:600}.about-section p{color:#819098;font-size:10px;line-height:2}.about-section a{text-underline-offset:3px;text-decoration:underline}.about-section .source-note{margin-top:7px;font-size:9px}.site-footer{color:#89979d;border-top:1px solid #dee6e8;align-items:center;gap:23px;width:calc(100% - 64px);max-width:1100px;margin:auto;padding:24px 5px 34px;font-size:10px;display:flex}.footer-brand{letter-spacing:.1em;color:#566e79;font-size:14px;font-weight:700}.site-footer>span:last-child{margin-left:auto;font-size:9px}.notice{border-radius:7px;justify-content:space-between;align-items:center;gap:20px;margin-bottom:18px;padding:15px 19px;font-size:12px;display:flex}.notice.error{color:#9d5147;background:#fff1ef}.notice.warning{color:#8a6c32;background:#fbf3df}.notice button{color:inherit;white-space:nowrap;background:0 0;border:1px solid;border-radius:5px;padding:6px 12px}.sr-only{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}@media (width>=1450px){.page-heading{margin-bottom:34px}}@media (width<=1300px){.page-shell{margin:0 32px}.workspace-grid{grid-template-columns:minmax(0,1fr) 260px;gap:20px}.region-bar{gap:8px;padding-left:16px;padding-right:12px}.region-list{gap:0}.region-list button{padding:6px;font-size:9px}.guide-card,.point-card{padding:20px}}@media (width<=1000px){.breadcrumbs,.site-footer{width:calc(100% - 48px)}.workspace-grid{grid-template-columns:minmax(0,1fr) 230px;gap:16px}.page-shell{margin:0 24px}.site-header-row,.tagline-bar{padding-left:24px;padding-right:24px}.region-bar{align-items:flex-start}.region-label{padding-top:6px}.region-list{gap:2px}.page-heading h1{font-size:26px}.point-card{padding:17px}.point-card h2{font-size:15px}.card-heading .eyebrow{font-size:8px}.main-reading strong{font-size:39px}.sub-readings>div+div{padding-left:15px}.point-coordinate{font-size:10px}.guide-card{padding:18px}.about-section{gap:40px}.map-date{padding-left:17px;padding-right:17px}.map-date>div{gap:7px}.date-label{display:none}.timeline{padding-left:18px;padding-right:18px}.layer-tabs button{font-size:16px}.layer-tabs small,.map-badge span{display:none}}@media (width<=760px){.breadcrumbs{width:calc(100% - 32px)}.tagline-bar{padding:7px 20px;font-size:11px}.site-header-row{height:auto;padding-left:20px;padding-right:20px}.brand-logo{width:40px;height:40px}.brand>span{font-size:20px}.brand small{font-size:8px}.site-header nav{gap:18px;font-size:10px}.site-header nav a.active{display:none}.page-shell{margin:0 16px;padding-top:8px}.page-heading{align-items:flex-start;margin-bottom:23px}.page-heading h1{margin-top:9px;font-size:23px}.intro{font-size:10px}.eyebrow,.update-status{font-size:9px}.update-status small{font-size:8px}.workspace-grid{display:block}.details-column{grid-template-columns:1fr 1fr;align-items:start;gap:16px;margin-top:18px;display:grid}.point-card{grid-row:span 2;padding:20px}.guide-card{margin:0}.resolution-note{padding:0 6px}.card-heading .eyebrow{font-size:9px}.point-card h2{font-size:16px}.point-coordinate{font-size:10px}.main-reading strong{font-size:40px}.sub-readings strong{font-size:24px}.trend-card{margin-top:20px;padding:20px}.forecast-chart svg{height:auto}.about-section{gap:25px;margin-top:28px}.site-footer{width:calc(100% - 32px);padding:22px 2px}.region-list button{padding:6px 8px;font-size:10px}.region-bar{gap:10px}.map-date{padding-top:5px}.map-date strong{font-size:15px}.map-date b{font-size:20px}.date-label{font-size:9px;display:inline}.layer-tabs{height:60px}.layer-tabs button{font-size:16px}.layer-tabs small{display:inline}.map-hint{font-size:8px;bottom:10px;left:12px}.map-badge{padding:6px 9px;left:12px}.map-badge,.map-north{font-size:10px;top:12px}.map-north{right:13px}.forecast-offset{font-size:9px}.notice{font-size:11px}.timeline-controls{gap:9px}.timeline{padding-top:12px}.slider-track:not(.timeline-active) .timeline-tooltip,.slider-track:not(.timeline-active):after{display:none}}@media (width<=480px){.site-header-row,.tagline-bar{padding-left:17px;padding-right:17px}.site-header nav{font-size:9px}.page-heading{display:block;position:relative}.page-heading h1{font-size:22px}.update-status{align-items:center;font-size:9px}.update-status>div{align-items:center;gap:10px;display:flex}.update-status small{margin-top:0;font-size:8px}.status-dot{width:6px;height:6px;margin-top:0}.workspace-grid{display:block}.map-card{border-radius:9px}.region-label{display:none}.region-bar{padding:12px 9px 11px}.region-list{gap:2px}.region-list button{padding:5px 6px;font-size:9px}.map-date{padding:2px 13px 12px}.map-date>div{gap:6px}.date-label{display:none}.map-date strong{font-size:14px}.map-date b{font-size:18px}.legend{margin-inline:10px}.legend-heading{min-height:34px;padding:5px 15px;font-size:16px}.legend-body{padding:14px 8px 12px}.legend-title{margin-bottom:10px;font-size:16px}.legend-colors{gap:8px 6px}.legend-colors i{width:19px;height:19px}.legend-colors span{font-size:clamp(12px,3.8vw,18px)}.arrow-note{padding:6px 10px;font-size:13px}.timeline{padding:10px 20px 4px}.play-button{width:36px;height:36px;padding:8px}.timeline-controls{gap:10px}.slider-wrap{--slider-thumb-size:26px;padding-top:5px}#forecast-time{height:26px}#forecast-time::-webkit-slider-thumb{margin-top:-10px}.slider-labels{margin-top:0;font-size:16px}.details-column{grid-template-columns:1fr;gap:14px}.point-card{grid-row:auto;padding:20px}.point-card h2{font-size:16px}.point-date{margin-top:13px}.main-reading{padding:19px 0 17px}.main-reading strong{font-size:43px}.sub-readings{margin-top:17px}.sub-readings strong{font-size:26px}.direction-readings{justify-content:space-between;gap:15px;margin-top:19px;display:flex}.direction-readings>div{display:block}.direction-readings dd{margin-top:7px}.point-help{margin-top:6px;padding-top:12px;font-size:9px}.guide-card{padding:18px 18px 18px 49px;position:relative}.guide-icon{position:absolute;top:19px;left:17px}.guide-card p{font-size:10px}.guide-card a{margin-top:11px}.resolution-note{padding:4px 6px 0}.resolution-note p{margin-top:7px}.trend-card{padding:18px 16px}.trend-heading h2{font-size:13px}.chart-labels,.trend-heading>span{font-size:8px}.about-section{margin:25px auto;display:block}.about-section>div+div{margin-top:20px}.about-section p,.site-footer{font-size:9px}.site-footer{gap:17px;padding-bottom:28px}.site-footer>span:last-child{display:none}.forecast-map canvas,.forecast-map>svg{-o-object-fit:fill;object-fit:fill}.notice{gap:10px;padding:12px}.notice button{font-size:10px}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}@media (width<=480px){.layer-tabs small{display:none}.layer-tabs button{white-space:nowrap;gap:6px}.layer-tabs svg{width:19px;height:19px}.city-label text{font-size:18px}}.coastal-workspace{max-width:1100px;margin-inline:auto}.coast-toolbar{border-bottom:1px solid var(--line);background:#f8fbfa;flex-wrap:wrap;align-items:center;gap:12px 20px;padding:22px 26px;display:flex}.prefecture-picker{align-items:center;gap:14px;display:flex}.prefecture-picker select{min-width:148px;max-width:100%;min-height:40px;color:var(--ink);cursor:pointer;background:#fff;border:1px solid #c5d7d9;border-radius:7px;padding:7px 30px 7px 12px;font-size:14px;font-weight:600}.header-region .location-button{min-height:40px;font-size:11px}.coast-location-status{color:var(--muted);font-size:11px}.coast-location-status:empty{display:none}.coast-areas{flex-wrap:wrap;align-items:center;gap:10px 14px;padding:14px 24px 18px;display:flex}.inland-note{color:var(--muted);font-size:11px;line-height:1.8}.related-banners{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;max-width:1100px;margin:24px auto 0;display:grid}.related-banner{border:1px solid var(--line);background:#fff;border-radius:12px;display:block;overflow:hidden}.related-banner:hover{opacity:.9}.related-banner img{width:100%;height:auto;display:block}.coastal-notes{grid-template-columns:1.2fr 1fr;align-items:start;gap:24px;max-width:1100px;margin:22px auto 0;display:grid}.coastal-notes .guide-card{margin:0}.coastal-notes .resolution-note{padding:14px 8px}@media (width<=760px){.site-header-row{flex-wrap:wrap}.related-banners{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.map-place{font-size:16px}.map-date strong{font-size:13px}.map-date b{font-size:16px}.map-date-row{margin-top:3px}.header-region{width:100%}.prefecture-picker{flex:auto;gap:8px}.prefecture-picker select{flex:1;min-width:0}.coast-areas{padding:12px 16px 16px}}@media (width<=480px){.header-region .location-button{min-height:36px}.map-date{gap:6px;padding:6px 8px;top:10px;left:10px}.map-place{font-size:14px}.map-date strong{font-size:12px}.map-date b{font-size:15px}.coastal-notes{margin-top:16px;display:block}.coastal-notes .resolution-note{margin-top:6px}}.site-header-row{flex-wrap:nowrap}.header-region{flex:auto}.site-header-row .brand{white-space:nowrap;flex-shrink:0}.prefecture-picker select#area-select{min-width:170px}.header-actions{flex-shrink:0;align-items:center;gap:4px;margin-left:auto;display:flex}.header-action{min-height:40px;color:var(--ink);white-space:nowrap;background:0 0;border:0;border-radius:7px;align-items:center;gap:6px;padding:6px 10px;font-size:13px;font-weight:500;display:inline-flex}.header-action:hover{background:var(--primary-soft);color:var(--primary-text)}.header-action svg{fill:none;stroke:currentColor;stroke-width:1.8px;stroke-linecap:round;stroke-linejoin:round;width:18px;height:18px}.share-dialog{width:min(460px,100vw - 32px);color:var(--ink);background:#fff;border:0;border-radius:14px;padding:0;box-shadow:0 24px 60px #18374940}.share-dialog::backdrop{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#f5f7f899}.share-dialog-body{padding:20px 22px 22px}.share-dialog-head{justify-content:space-between;align-items:center;gap:12px;margin-bottom:18px;display:flex}.share-dialog-head h2{align-items:center;gap:8px;margin:0;font-size:17px;font-weight:700;display:flex}.share-close svg,.share-dialog-head h2 svg{fill:none;stroke:currentColor;stroke-width:1.8px;stroke-linecap:round;stroke-linejoin:round;width:20px;height:20px}.share-dialog-head h2 svg{color:var(--primary)}.share-close{color:var(--muted);background:0 0;border:0;border-radius:8px;padding:6px;display:inline-flex}.share-close:hover{color:var(--ink);background:#f1f4f6}.share-label{color:var(--muted);margin-bottom:8px;font-size:12px;font-weight:700;display:block}.share-url-row{background:#f8fbfa;border:1px solid #c5d7d9;border-radius:8px;align-items:center;display:flex;overflow:hidden}.share-url-row input{min-width:0;color:var(--ink);cursor:pointer;background:0 0;border:0;flex:1;padding:11px 12px;font-size:14px}.share-url-row input:focus-visible{outline-offset:-3px}.share-url-row button{color:var(--muted);background:0 0;border:0;padding:10px 12px;display:inline-flex}.share-url-row button:hover{color:var(--primary-text)}.share-url-row button svg{fill:none;stroke:currentColor;stroke-width:1.8px;stroke-linecap:round;stroke-linejoin:round;width:18px;height:18px}.share-note{color:var(--muted);margin-top:10px;font-size:12px}@media (width<=1000px){.header-action span{display:none}.header-action{padding:6px 8px}.header-action svg{width:22px;height:22px}}@media (width<=760px){.site-header-row{flex-wrap:wrap;gap:10px 8px;padding-top:10px;padding-bottom:12px}.site-header-row .brand{flex:0 auto;gap:8px;min-width:0}.site-header-row .brand-logo{width:36px;height:36px}.site-header-row .brand>span{letter-spacing:.06em;font-size:17px}.site-header-row .brand small{margin-top:3px;font-size:8px}.header-region{display:contents}.header-region .location-button{order:1;min-height:40px;padding:7px 8px}.header-actions{order:2;gap:0;margin-left:auto}.header-action{padding:6px}.prefecture-picker{order:3;gap:8px;width:100%}.prefecture-picker select,.prefecture-picker select#area-select{flex:1 1 0;min-width:0}.coast-location-status{order:4;width:100%}}.header-action-outline{background:#fff;border:1px solid #c5d7d9}.app-guide{max-width:1100px;padding-bottom:40px}.app-hero{justify-content:space-between;align-items:center;gap:24px;padding:28px 0 24px;display:flex}.app-hero h1{letter-spacing:.02em;margin:6px 0 14px;font-size:30px;font-weight:800}.app-lead{color:var(--muted);font-size:14px;line-height:1.9}.app-icon-card{border:1px solid var(--line);background:#fff;border-radius:14px;flex-shrink:0;align-items:center;gap:14px;padding:16px 18px;display:flex}.app-icon-card img{border-radius:16px;width:64px;height:64px}.app-icon-card strong{font-size:16px;display:block}.app-icon-card small{color:var(--muted);margin-top:4px;font-size:11px;line-height:1.6;display:block}.app-tabs{border-bottom:2px solid var(--line);grid-template-columns:repeat(4,minmax(0,1fr));display:grid}.app-tabs button{color:var(--muted);background:0 0;border:0;border-bottom:3px solid #0000;margin-bottom:-2px;padding:14px 8px;font-size:14px;font-weight:600}.app-tabs button.active{color:var(--primary-text);border-color:var(--primary)}.app-panel{padding-top:24px}.app-panel-head{flex-wrap:wrap;align-items:center;gap:10px 14px;display:flex}.app-panel-head h2{margin:0;font-size:22px;font-weight:800}.app-browser-tag{background:var(--primary-soft);color:var(--primary-text);border-radius:999px;padding:3px 10px;font-size:11px;font-weight:600}.app-panel-lead{color:var(--muted);margin-top:12px;font-size:13px}.app-notice{background:var(--primary-soft);border:1px solid #c7d8f5;border-radius:10px;gap:10px;margin-top:16px;padding:12px 14px;font-size:12px;line-height:1.8;display:flex}.app-notice svg{fill:none;width:18px;height:18px;stroke:var(--primary);stroke-width:1.8px;stroke-linecap:round;flex-shrink:0;margin-top:3px}.app-steps{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin:20px 0 0;padding:0;list-style:none;display:grid}.app-steps li{border:1px solid var(--line);background:#fff;border-radius:12px;gap:14px;padding:18px;display:flex}.app-step-number{background:var(--primary);color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;font-size:13px;font-weight:700;display:inline-flex}.app-steps h3{margin:3px 0 8px;font-size:15px;font-weight:700}.app-steps p{color:var(--muted);font-size:12px;line-height:1.8}.app-steps p+p{margin-top:4px}.app-done{text-align:center;background:#eaf3ff;border-radius:12px;margin-top:20px;padding:20px}.app-done h3{margin:0 0 6px;font-size:17px;font-weight:800}.app-done p{color:var(--muted);font-size:12px}.app-troubles{margin-top:28px}.app-troubles h3{margin:0 0 10px;font-size:15px;font-weight:700}.app-troubles details{border-top:1px solid var(--line)}.app-troubles details:last-child{border-bottom:1px solid var(--line)}.app-troubles summary{cursor:pointer;padding:12px 4px;font-size:13px;font-weight:600}.app-troubles details p{color:var(--muted);padding:0 4px 14px;font-size:12px;line-height:1.8}.app-help-links{color:var(--muted);margin-top:18px;font-size:12px}.app-help-links a{color:var(--primary-text);text-decoration:underline}@media (width<=760px){.app-hero{flex-direction:column;align-items:stretch;padding:20px 0 16px}.app-hero h1{font-size:24px}.app-tabs button{padding:12px 4px;font-size:13px}.app-steps{grid-template-columns:1fr}}.favorites-trigger{position:relative}.favorites-count{color:#fff;background:#e45655;border:2px solid #fff;border-radius:20px;place-items:center;min-width:19px;height:19px;padding:0 5px;font-size:10px;line-height:1;display:grid;position:absolute;top:-4px;right:-3px}.favorites-dialog{max-height:calc(100dvh - 40px);overflow-y:auto}.breadcrumbs{flex-wrap:wrap;align-items:center;gap:4px 10px;display:flex}.breadcrumbs ol{min-width:0}.breadcrumb-favorite{width:40px;height:40px;color:var(--primary);background:0 0;border:0;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;padding:8px;display:inline-flex}.breadcrumb-favorite svg{fill:none;stroke:currentColor;stroke-width:1.7px;stroke-linejoin:round;width:24px;height:24px}.breadcrumb-favorite[aria-pressed=true] svg{fill:currentColor}.breadcrumb-favorite:hover{background:var(--primary-soft)}.favorite-status{color:var(--muted);flex-basis:100%;margin:0}.favorites-list{flex-wrap:wrap;gap:10px;margin:18px 0 0;padding:0;list-style:none;display:flex}.favorites-list li{background:var(--primary-soft);max-width:100%;color:var(--primary-text);border:1px solid #0000;border-radius:999px;align-items:center;padding:2px 5px;display:inline-flex}.favorites-list li.is-dragging{opacity:.5}.favorite-chip-move{transition:transform .16s}@media (prefers-reduced-motion:reduce){.favorite-chip-move{transition:none}}.favorites-list li.is-drop-target{border-color:var(--primary);box-shadow:0 0 0 2px var(--primary-soft)}.favorite-link{text-align:left;overflow-wrap:anywhere;gap:5px;min-width:0;padding:8px 5px;font-size:13px}.favorite-drag-handle,.favorite-link{color:inherit;background:0 0;border:0;align-items:center;display:inline-flex}.favorite-drag-handle{touch-action:none;cursor:grab;-webkit-user-select:none;user-select:none;border-radius:999px;flex-shrink:0;justify-content:center;width:30px;min-height:36px;padding:5px}.favorite-drag-handle:active{cursor:grabbing}@media (width>=1001px) and (width<=1200px){.header-action span{display:none}}.favorite-drag-icon{fill:currentColor;opacity:.65;flex-shrink:0;width:16px;height:20px}.favorite-toast{color:#fff;background:#254c40;border-radius:12px;width:fit-content;max-width:100%;margin:16px auto 0;padding:12px 18px;font-size:12px;position:sticky;bottom:0;box-shadow:0 6px 20px #0002}.privacy-page{max-width:760px;padding-top:24px;padding-bottom:32px;font-size:14px;line-height:1.9}.privacy-page h1{margin:0 0 16px;font-size:26px}.privacy-page h2{margin:28px 0 6px;font-size:17px}.privacy-page p{margin:0}.privacy-page a{color:var(--primary-text);text-decoration:underline}