:root {
  --ink: #e9fbf8;
  --muted: #9cb9bb;
  --mint: #78ebc9;
  --mint-rgb: 120, 235, 201;
  --blue: #7bbde5;
  --panel: rgba(7, 25, 35, 0.82);
  --line: rgba(147, 230, 211, 0.22);
  --danger: #ff9a9a;
  --font-ja: "Yu Gothic", "Hiragino Kaku Gothic ProN", "Noto Sans JP", sans-serif;
}

* { box-sizing: border-box; }
html { min-width: 320px; color-scheme: dark; background: #03090e; }
body {
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  background:
    radial-gradient(circle at 78% 16%, rgba(48, 134, 131, 0.18), transparent 34vw),
    radial-gradient(circle at 18% 72%, rgba(52, 99, 145, 0.13), transparent 38vw),
    linear-gradient(145deg, #02070c, #07131d 52%, #06151a);
  font-family: var(--font-ja);
}

button, input, select { font: inherit; }
button, a, select, input { -webkit-tap-highlight-color: transparent; }
button, a { touch-action: manipulation; }

.sensor-atmosphere { position: fixed; z-index: -1; inset: 0; overflow: hidden; pointer-events: none; }
.sensor-atmosphere::before { position: absolute; inset: 0; content: ""; opacity: 0.18; background-image: linear-gradient(rgba(122,235,201,.08) 1px, transparent 1px), linear-gradient(90deg, rgba(122,235,201,.06) 1px, transparent 1px); background-size: 42px 42px; mask-image: linear-gradient(to bottom, #000, transparent 78%); }
.sensor-atmosphere i { position: absolute; border: 1px solid rgba(var(--mint-rgb),.13); border-radius: 50%; box-shadow: 0 0 80px rgba(var(--mint-rgb),.07); }
.sensor-atmosphere i:nth-child(1) { top: 12%; right: 5%; width: 42vw; aspect-ratio: 1; }
.sensor-atmosphere i:nth-child(2) { top: 19%; right: 12%; width: 24vw; aspect-ratio: 1; }
.sensor-atmosphere i:nth-child(3) { bottom: -18vw; left: -9vw; width: 48vw; aspect-ratio: 1; }

.sensor-topbar { position: sticky; z-index: 20; top: 0; display: flex; align-items: center; justify-content: space-between; min-height: 70px; padding: 10px clamp(18px, 4vw, 64px); border-bottom: 1px solid var(--line); background: rgba(2, 10, 16, .82); backdrop-filter: blur(18px) saturate(1.2); }
.sensor-brand { color: var(--ink); text-decoration: none; }
.sensor-brand span { display: block; color: var(--mint); font: 700 10px/1.2 Consolas, monospace; letter-spacing: .22em; }
.sensor-brand strong { display: block; margin-top: 5px; font: 500 8px/1 Consolas, monospace; letter-spacing: .14em; opacity: .58; }
.sensor-topbar nav { display: flex; flex-wrap: wrap; gap: 5px 20px; justify-content: flex-end; }
.sensor-topbar nav a { min-height: 44px; padding: 13px 2px; color: rgba(233,251,248,.68); font-size: 11px; letter-spacing: .08em; text-decoration: none; }
.sensor-topbar nav a:hover, .sensor-topbar nav a:focus-visible, .sensor-topbar nav a[aria-current="page"] { color: var(--mint); outline: none; }

.sensor-shell { width: min(1120px, calc(100% - 36px)); min-height: calc(100vh - 70px); margin: 0 auto; padding: clamp(54px, 8vh, 100px) 0 80px; }
.sensor-view { animation: sensor-enter .4s ease both; }
.sensor-view[hidden] { display: none !important; }
.sensor-kicker, .sensor-page-head p, .sensor-detail-head p, .sensor-history header p { margin: 0 0 12px; color: var(--mint); font: 700 9px/1 Consolas, monospace; letter-spacing: .22em; }
.sensor-login { max-width: 720px; padding-top: clamp(20px, 7vh, 90px); }
.sensor-login h1, .sensor-panel > h1, .sensor-guide > h1 { margin: 0; font-size: clamp(38px, 7vw, 78px); font-weight: 400; letter-spacing: .04em; line-height: 1.2; }
.sensor-login > p { max-width: 610px; margin: 30px 0 34px; color: var(--muted); font-size: 14px; letter-spacing: .06em; line-height: 2; }
.sensor-login > small { display: block; margin-top: 16px; color: rgba(233,251,248,.43); font-size: 10px; }
.sensor-register-preview, .sensor-setup-steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; margin: 34px 0 0; padding: 1px; border: 1px solid var(--line); background: var(--line); list-style: none; }
.sensor-register-preview li, .sensor-setup-steps li { display: grid; grid-template-columns: 38px minmax(0, 1fr); min-width: 0; background: rgba(5,19,28,.92); }
.sensor-register-preview li > span, .sensor-setup-steps li > span { display: grid; place-items: center; color: var(--mint); font: 700 10px/1 Consolas, monospace; }
.sensor-register-preview p, .sensor-setup-steps p { min-width: 0; margin: 0; padding: 15px 13px; border-left: 1px solid var(--line); color: var(--muted); font-size: 10px; line-height: 1.7; }
.sensor-register-preview strong { display: block; margin-bottom: 3px; color: var(--ink); font-size: 12px; }
.sensor-register-preview code, .sensor-setup-steps code, .sensor-setup-steps a { color: var(--mint); font: inherit; overflow-wrap: anywhere; }
.sensor-setup-steps { margin: 25px 0 28px; }
.sensor-setup-steps a { text-decoration-thickness: 1px; text-underline-offset: 3px; }

.sensor-primary, .sensor-secondary, .sensor-danger, .sensor-back { min-height: 46px; border: 1px solid rgba(var(--mint-rgb),.38); color: var(--ink); background: rgba(var(--mint-rgb),.09); cursor: pointer; letter-spacing: .08em; }
.sensor-primary { min-width: 220px; padding: 13px 22px; color: #04130f; background: var(--mint); font-weight: 700; }
.sensor-primary span { display: inline-grid; width: 24px; height: 24px; margin-right: 12px; border: 1px solid rgba(3,20,15,.32); border-radius: 50%; place-items: center; }
.sensor-secondary { padding: 10px 17px; }
.sensor-danger { padding: 10px 17px; border-color: rgba(255,154,154,.35); color: var(--danger); background: rgba(255,100,100,.06); }
.sensor-back { margin-bottom: 28px; padding: 10px 0; border: 0; color: rgba(233,251,248,.62); background: none; }
button:hover, button:focus-visible, a:focus-visible { outline: 2px solid rgba(var(--mint-rgb),.72); outline-offset: 3px; }

.sensor-status { position: fixed; z-index: 40; top: 86px; left: 50%; width: min(560px, calc(100% - 32px)); padding: 13px 18px; border: 1px solid var(--line); color: var(--ink); background: #0a2630; box-shadow: 0 14px 50px #0009; font-size: 12px; transform: translateX(-50%); }
.sensor-status[data-kind="error"] { border-color: #ff9a9a88; background: #36191d; }
.sensor-loading-mark { display: flex; gap: 12px; justify-content: center; padding-top: 20vh; }
.sensor-loading-mark i { width: 9px; height: 9px; border-radius: 50%; background: var(--mint); animation: sensor-pulse 1s ease-in-out infinite; }
.sensor-loading-mark i:nth-child(2) { animation-delay: .15s; }
.sensor-loading-mark i:nth-child(3) { animation-delay: .3s; }
.sensor-view[data-view="loading"] p { text-align: center; color: var(--muted); }

.sensor-page-head, .sensor-detail-head, .sensor-history header { display: flex; align-items: end; justify-content: space-between; gap: 24px; }
.sensor-page-head h1, .sensor-detail-head h1 { margin: 0; font-size: clamp(32px, 4.4vw, 58px); font-weight: 400; letter-spacing: .05em; }
.sensor-device-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin-top: 36px; }
.sensor-device-card { min-height: 220px; padding: 20px; border: 1px solid var(--line); background: var(--panel); box-shadow: inset 0 1px rgba(255,255,255,.05); }
.sensor-device-card header { display: flex; justify-content: space-between; gap: 12px; }
.sensor-device-card h2 { margin: 44px 0 9px; font-size: 20px; font-weight: 500; }
.sensor-device-card p { min-height: 38px; margin: 0 0 20px; color: var(--muted); font-size: 11px; line-height: 1.7; }
.sensor-state { color: #84969a; font: 700 9px/1 Consolas, monospace; letter-spacing: .13em; }
.sensor-state::before { display: inline-block; width: 7px; height: 7px; margin-right: 8px; border-radius: 50%; content: ""; background: currentColor; box-shadow: 0 0 10px currentColor; }
.sensor-state[data-state="ONLINE"] { color: var(--mint); }
.sensor-empty { max-width: 560px; margin: 70px auto 0; padding: 40px; border: 1px dashed var(--line); text-align: center; }
.sensor-empty > span { color: var(--mint); font-size: 40px; }
.sensor-empty p { color: var(--muted); line-height: 1.8; }

.sensor-public-map { max-width: 1040px; margin: 0 auto; }
.sensor-map-lead { max-width: 720px; margin: 22px 0 28px; color: var(--muted); font-size: 12px; line-height: 1.9; }
.sensor-world-map, .sensor-location-picker { position: relative; overflow: hidden; border: 1px solid rgba(var(--mint-rgb),.3); background: radial-gradient(circle at 50% 50%, rgba(41,117,135,.22), transparent 52%), #061620; isolation: isolate; }
.sensor-world-map { width: 100%; aspect-ratio: 2 / 1; min-height: 280px; }
.sensor-world-map::after, .sensor-location-picker::after { position: absolute; z-index: 1; inset: 0; content: ""; background-image: linear-gradient(rgba(var(--mint-rgb),.07) 1px, transparent 1px), linear-gradient(90deg, rgba(var(--mint-rgb),.07) 1px, transparent 1px); background-size: 5% 10%; pointer-events: none; }
.sensor-world-map svg, .sensor-location-picker svg { position: absolute; z-index: 0; inset: 0; width: 100%; height: 100%; fill: rgba(113,206,196,.12); stroke: rgba(133,235,216,.65); stroke-width: 2; vector-effect: non-scaling-stroke; pointer-events: none; }
.sensor-world-grid { position: absolute; z-index: 1; inset: 0; background: linear-gradient(120deg, transparent 42%, rgba(var(--mint-rgb),.05) 43%, transparent 44%); pointer-events: none; }
.sensor-map-markers { position: absolute; z-index: 2; inset: 0; }
.sensor-map-marker { position: absolute; width: 48px; height: 48px; padding: 0; border: 0; border-radius: 50%; color: var(--ink); background: rgba(4,22,29,.8); box-shadow: 0 0 0 1px rgba(var(--mint-rgb),.6), 0 0 22px rgba(var(--mint-rgb),.3); cursor: pointer; transform: translate(-50%, -50%); }
.sensor-map-marker::after { position: absolute; right: 0; bottom: 0; width: 9px; height: 9px; border: 2px solid #061620; border-radius: 50%; content: ""; background: #819598; }
.sensor-map-marker[data-state="ONLINE"]::after { background: var(--mint); box-shadow: 0 0 8px var(--mint); }
.sensor-map-marker[aria-current="true"] { z-index: 3; box-shadow: 0 0 0 3px var(--mint), 0 0 30px rgba(var(--mint-rgb),.55); }
.sensor-owner-avatar { display: grid; overflow: hidden; width: 100%; height: 100%; border-radius: inherit; color: #05221a; background: var(--mint); font: 800 16px/1 Consolas, monospace; place-items: center; }
.sensor-owner-avatar img { width: 100%; height: 100%; object-fit: cover; }
.sensor-map-card { min-height: 126px; margin-top: 12px; padding: 20px; border: 1px solid var(--line); background: var(--panel); }
.sensor-map-owner { display: grid; grid-template-columns: 58px minmax(0,1fr) auto; gap: 16px; align-items: center; }
.sensor-map-owner > .sensor-owner-avatar { width: 58px; height: 58px; border-radius: 16px; }
.sensor-map-owner h2 { margin: 5px 0 0; font-size: 22px; font-weight: 500; }
.sensor-map-owner small { color: var(--mint); }
.sensor-map-card > p { margin: 16px 0 0 74px; color: var(--muted); font-size: 10px; }
.sensor-map-socials { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0 0 74px; }
.sensor-map-socials a { min-height: 40px; padding: 11px 14px; border: 1px solid var(--line); color: var(--mint); font: 700 10px/1 Consolas, monospace; text-decoration: none; }
.sensor-public-list { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 8px; margin-top: 20px; }
.sensor-public-card { display: grid; grid-template-columns: 42px minmax(0,1fr); gap: 12px; align-items: center; min-height: 68px; padding: 11px; border: 1px solid var(--line); color: var(--ink); text-align: left; background: rgba(6,24,33,.72); cursor: pointer; }
.sensor-public-card > .sensor-owner-avatar { width: 42px; height: 42px; border-radius: 12px; }
.sensor-public-card strong, .sensor-public-card small { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sensor-public-card strong { font-size: 12px; }
.sensor-public-card small { margin-top: 5px; color: var(--muted); font-size: 9px; }
.sensor-public-map-link { display: block; margin-top: 12px; }

.sensor-panel { width: min(670px, 100%); margin: 0 auto; }
.sensor-panel > h1 { font-size: clamp(32px, 5vw, 56px); }
form { display: grid; gap: 20px; margin-top: 34px; }
label { display: grid; gap: 9px; color: rgba(233,251,248,.8); font-size: 12px; letter-spacing: .08em; }
label small { color: rgba(233,251,248,.4); }
input, select { width: 100%; min-height: 48px; padding: 11px 13px; border: 1px solid var(--line); border-radius: 0; color: var(--ink); background: rgba(2,12,18,.78); outline: none; }
input:focus, select:focus { border-color: var(--mint); box-shadow: 0 0 0 2px rgba(var(--mint-rgb),.12); }
.sensor-form-note { margin: 0; color: var(--muted); font-size: 10px; line-height: 1.8; }
.sensor-public-location { display: grid; gap: 13px; width: 100%; max-width: 100%; min-width: 0; min-inline-size: 0; margin: 0; padding: 18px; border: 1px solid var(--line); }
.sensor-public-location > p { margin: 0; color: var(--muted); font-size: 10px; line-height: 1.7; }
.sensor-check { display: grid; grid-template-columns: 22px minmax(0,1fr); gap: 10px; align-items: center; color: var(--ink); }
.sensor-check input { width: 20px; min-height: 20px; padding: 0; accent-color: var(--mint); }
.sensor-location-picker { min-width: 0; aspect-ratio: 2 / 1; min-height: 180px; cursor: crosshair; }
.sensor-location-picker[aria-disabled="true"] { opacity: .36; cursor: not-allowed; }
.sensor-picker-pin { position: absolute; z-index: 2; width: 18px; height: 18px; border: 3px solid #04120f; border-radius: 50%; background: var(--mint); box-shadow: 0 0 0 2px var(--mint), 0 0 24px rgba(var(--mint-rgb),.75); pointer-events: none; transform: translate(-50%,-50%); }
.sensor-public-location output { color: var(--mint); font: 700 9px/1.6 Consolas, monospace; }
.sensor-pairing > p { color: var(--muted); line-height: 1.9; }
.sensor-pairing output { display: block; margin: 38px 0 14px; padding: 25px; border-block: 1px solid var(--line); color: var(--mint); text-align: center; font: 600 clamp(34px, 8vw, 62px)/1 Consolas, monospace; letter-spacing: .12em; }
.sensor-pair-actions { display: flex; gap: 12px; margin-top: 28px; }

.sensor-detail { max-width: 920px; margin: 0 auto; }
.sensor-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 36px 0 18px; }
.sensor-metric { padding: 24px 20px; border: 1px solid var(--line); background: var(--panel); }
.sensor-metric span { display: block; color: var(--muted); font-size: 10px; text-transform: uppercase; }
.sensor-metric strong { display: block; margin-top: 16px; font: 500 clamp(27px, 4vw, 42px)/1 Consolas, monospace; }
.sensor-metric small { margin-left: 5px; color: var(--muted); font-size: 11px; }
.sensor-detail-meta { display: grid; grid-template-columns: 1fr 1fr; border: 1px solid var(--line); }
.sensor-detail-meta p { display: grid; gap: 8px; margin: 0; padding: 16px 20px; }
.sensor-detail-meta p + p { border-left: 1px solid var(--line); }
.sensor-detail-meta span { color: var(--muted); font-size: 9px; }
.sensor-history, .sensor-location-form { margin-top: 40px; padding-top: 28px; border-top: 1px solid var(--line); }
.sensor-history h2, .sensor-location-form h2 { margin: 0; font-weight: 500; }
.sensor-chart { display: flex; align-items: end; gap: 5px; height: 130px; margin-top: 24px; padding: 12px 8px 0; border-bottom: 1px solid var(--line); }
.sensor-chart i { flex: 1; min-width: 4px; max-width: 30px; height: var(--height); background: linear-gradient(to top, rgba(var(--mint-rgb),.25), var(--mint)); }
.sensor-history ol { display: grid; gap: 1px; padding: 0; list-style: none; }
.sensor-history li { display: flex; gap: 14px; justify-content: space-between; padding: 11px 13px; background: rgba(9,30,40,.6); font: 10px/1.5 Consolas, monospace; }
.sensor-location-form { grid-template-columns: repeat(3, 1fr); }
.sensor-location-form h2, .sensor-location-form button, .sensor-location-form .sensor-public-location { grid-column: 1 / -1; }
.sensor-location-form button { justify-self: start; }
.sensor-detail > .sensor-danger { margin-top: 34px; }

.sensor-profile { max-width: 900px; margin: 0 auto; }
.sensor-profile-layout { display: grid; grid-template-columns: minmax(260px,.85fr) minmax(320px,1.15fr); gap: 40px; margin-top: 34px; }
.sensor-profile-layout form { margin-top: 0; }
.sensor-avatar-panel { align-content: start; display: grid; gap: 16px; padding: 24px; border: 1px solid var(--line); background: var(--panel); }
.sensor-avatar-preview { display: grid; overflow: hidden; width: 152px; height: 152px; border: 1px solid rgba(var(--mint-rgb),.5); border-radius: 36px; color: #05221a; background: var(--mint); font: 800 48px/1 Consolas, monospace; place-items: center; }
.sensor-avatar-preview img { width: 100%; height: 100%; object-fit: cover; }
.sensor-avatar-panel h2 { margin: 0; font-size: 18px; font-weight: 500; }
.sensor-avatar-panel p { color: var(--muted); font-size: 10px; line-height: 1.8; }
.sensor-file-button { position: relative; display: grid; align-items: center; justify-content: center; cursor: pointer; }
.sensor-file-button input { position: absolute; width: 1px; height: 1px; min-height: 1px; opacity: 0; }
.sensor-file-button:focus-within { outline: 2px solid rgba(var(--mint-rgb),.72); outline-offset: 3px; }

.sensor-guide { max-width: 820px; margin: 0 auto; }
.sensor-guide ol { display: grid; gap: 1px; margin: 40px 0; padding: 0; border: 1px solid var(--line); list-style: none; }
.sensor-guide li { display: grid; grid-template-columns: 70px 1fr; align-items: center; min-height: 88px; background: rgba(5,19,28,.78); }
.sensor-guide li > span { color: var(--mint); text-align: center; font: 700 12px/1 Consolas, monospace; }
.sensor-guide li p { margin: 0; padding: 18px; border-left: 1px solid var(--line); color: var(--muted); font-size: 11px; line-height: 1.8; }
.sensor-guide li strong { display: block; margin-bottom: 4px; color: var(--ink); font-size: 14px; }
.sensor-guide-links { display: flex; flex-wrap: wrap; gap: 10px; }
.sensor-guide-links a { min-height: 44px; padding: 12px 15px; border: 1px solid var(--line); color: var(--mint); font-size: 11px; text-decoration: none; }

@keyframes sensor-enter { from { opacity: 0; transform: translateY(8px); } }
@keyframes sensor-pulse { 50% { opacity: .25; transform: scale(.7); } }

@media (max-width: 760px) {
  .sensor-topbar { align-items: flex-start; min-height: 94px; padding: 11px 15px 8px; }
  .sensor-brand { padding-top: 6px; }
  .sensor-brand strong { display: none; }
  .sensor-topbar nav { gap: 0 12px; max-width: 210px; }
  .sensor-topbar nav a { min-height: 44px; padding-block: 13px; font-size: 9px; white-space: nowrap; }
  .sensor-shell { width: min(100% - 28px, 560px); min-height: calc(100vh - 94px); padding-top: 40px; }
  .sensor-login { padding-top: 7vh; }
  .sensor-login h1, .sensor-panel > h1, .sensor-guide > h1 { font-size: clamp(34px, 12vw, 50px); }
  .sensor-login > p { margin-block: 22px 28px; font-size: 12px; line-height: 1.9; }
  .sensor-login .sensor-primary { width: 100%; min-width: 0; padding-inline: 14px; font-size: 11px; }
  .sensor-register-preview, .sensor-setup-steps { grid-template-columns: 1fr; margin-top: 24px; }
  .sensor-register-preview li, .sensor-setup-steps li { grid-template-columns: 42px minmax(0, 1fr); }
  .sensor-register-preview p, .sensor-setup-steps p { padding: 13px 12px; }
  .sensor-setup-steps { margin-bottom: 24px; }
  .sensor-page-head { align-items: flex-start; }
  .sensor-add { min-width: 0; padding-inline: 13px; font-size: 10px; }
  .sensor-device-grid { grid-template-columns: 1fr; margin-top: 24px; }
  .sensor-device-card { min-height: 178px; }
  .sensor-device-card h2 { margin-top: 29px; }
  .sensor-world-map { min-height: 0; aspect-ratio: 1.45 / 1; }
  .sensor-map-marker { width: 44px; height: 44px; }
  .sensor-map-owner { grid-template-columns: 48px minmax(0,1fr); }
  .sensor-map-owner > .sensor-owner-avatar { width: 48px; height: 48px; border-radius: 13px; }
  .sensor-map-owner > .sensor-state { grid-column: 1 / -1; }
  .sensor-map-card > p, .sensor-map-socials { margin-left: 0; }
  .sensor-public-list { grid-template-columns: 1fr; }
  .sensor-pair-actions { display: grid; }
  .sensor-pairing output { font-size: clamp(31px, 11vw, 46px); }
  .sensor-detail-head { align-items: flex-start; }
  .sensor-detail-head h1 { font-size: 30px; }
  .sensor-metrics { grid-template-columns: 1fr 1fr; }
  .sensor-metric { padding: 18px 15px; }
  .sensor-metric strong { font-size: 28px; }
  .sensor-detail-meta { grid-template-columns: 1fr; }
  .sensor-detail-meta p + p { border-top: 1px solid var(--line); border-left: 0; }
  .sensor-location-form { grid-template-columns: 1fr; }
  .sensor-location-picker { min-height: 120px; }
  .sensor-profile-layout { grid-template-columns: 1fr; gap: 24px; }
  .sensor-avatar-panel { grid-template-columns: 112px minmax(0,1fr); }
  .sensor-avatar-preview { grid-row: span 2; width: 112px; height: 112px; border-radius: 28px; }
  .sensor-avatar-panel .sensor-file-button, .sensor-avatar-panel .sensor-danger { grid-column: 1 / -1; }
  .sensor-guide li { grid-template-columns: 48px 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}