:root {
  --night: #090b13;
  --night-soft: #111622;
  --paper: #eeeadd;
  --paper-dim: #aaa99f;
  --acid: #d8ff73;
  --ice: #8de4ef;
  --coral: #ff745f;
  --line: rgba(238, 234, 221, 0.22);
  --line-strong: rgba(238, 234, 221, 0.62);
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", "Noto Sans Mono CJK JP", monospace;
  --sans: Inter, "Avenir Next", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
  --serif: "Yu Mincho", "Hiragino Mincho ProN", "Times New Roman", serif;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--night);
  color: var(--paper);
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  background: var(--night);
  color: var(--paper);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.result-open {
  overflow: hidden;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  color: inherit;
  font: inherit;
}

button:not(:disabled),
a {
  cursor: pointer;
}

button:focus-visible,
a:focus-visible {
  outline: 2px solid var(--acid);
  outline-offset: 4px;
}

[hidden] {
  display: none !important;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 10px;
  left: 10px;
  padding: 10px 14px;
  transform: translateY(-150%);
  border: 1px solid var(--paper);
  background: var(--night);
  color: var(--paper);
  font: 700 0.75rem var(--mono);
  text-decoration: none;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  right: 0;
  left: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 78px;
  padding: max(14px, env(safe-area-inset-top)) clamp(18px, 3.2vw, 52px) 14px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(9, 11, 19, 0.95), rgba(9, 11, 19, 0.28) 82%, transparent);
  backdrop-filter: blur(4px);
}

.identity {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--paper);
  text-decoration: none;
}

.identity-mark {
  position: relative;
  width: 34px;
  height: 34px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
}

.identity-mark::before,
.identity-mark::after,
.identity-mark i {
  position: absolute;
  content: "";
  border-radius: 50%;
}

.identity-mark::before {
  inset: 6px;
  border: 1px dashed var(--line-strong);
}

.identity-mark::after {
  top: 50%;
  left: -4px;
  width: 40px;
  border-top: 1px solid var(--acid);
  transform: rotate(-24deg);
}

.identity-mark i {
  top: 5px;
  right: 7px;
  width: 4px;
  height: 4px;
  background: var(--acid);
  box-shadow: 0 0 9px var(--acid);
}

.identity b,
.identity small {
  display: block;
}

.identity b {
  font-family: var(--serif);
  font-size: 0.94rem;
  font-weight: 600;
  letter-spacing: 0.12em;
}

.identity small {
  margin-top: 3px;
  color: var(--paper-dim);
  font: 0.54rem/1 var(--mono);
  letter-spacing: 0.16em;
}

.header-tools {
  display: flex;
  align-items: center;
  gap: clamp(10px, 2vw, 25px);
}

.live {
  color: var(--paper-dim);
  font: 0.62rem var(--mono);
  letter-spacing: 0.12em;
}

.live i {
  display: inline-block;
  width: 5px;
  height: 5px;
  margin: 0 7px 1px 0;
  border-radius: 50%;
  background: var(--acid);
  box-shadow: 0 0 8px var(--acid);
  animation: live-pulse 2.4s ease-in-out infinite;
}

.text-button,
.round-button {
  border: 0;
  background: transparent;
}

.text-button {
  padding: 7px 2px;
  color: var(--paper-dim);
  font: 0.66rem var(--mono);
  letter-spacing: 0.08em;
}

.text-button[aria-pressed="true"] {
  color: var(--acid);
}

.round-button {
  display: grid;
  width: 31px;
  height: 31px;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  font: 0.75rem var(--mono);
}

.sky {
  position: relative;
  min-height: max(760px, 100svh);
  overflow: hidden;
  background: radial-gradient(circle at 71% 32%, #1e3038 0, transparent 31%), var(--night);
  isolation: isolate;
  touch-action: manipulation;
}

#weather-canvas,
.grain {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

#weather-canvas {
  z-index: -2;
}

.grain {
  z-index: -1;
  pointer-events: none;
  opacity: 0.14;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.32'/%3E%3C/svg%3E");
  mix-blend-mode: soft-light;
}

.sky::before,
.sky::after {
  position: absolute;
  z-index: -1;
  content: "";
  pointer-events: none;
}

.sky::before {
  inset: 0;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 25% 25%;
  opacity: 0.13;
  mask-image: linear-gradient(90deg, transparent 0, #000 32%, #000 78%, transparent 100%);
}

.sky::after {
  right: -14vw;
  bottom: -35vw;
  width: min(74vw, 1040px);
  height: min(74vw, 1040px);
  border: 1px solid rgba(216, 255, 115, 0.16);
  border-radius: 50%;
  box-shadow: 0 0 0 8vw rgba(141, 228, 239, 0.018), 0 0 0 18vw rgba(216, 255, 115, 0.012);
}

.coordinates {
  position: absolute;
  top: 108px;
  left: clamp(18px, 3.2vw, 52px);
  display: flex;
  gap: 22px;
  color: rgba(238, 234, 221, 0.42);
  font: 0.56rem var(--mono);
  letter-spacing: 0.1em;
}

.coordinates b {
  color: rgba(216, 255, 115, 0.78);
  font-weight: 400;
}

.hero-copy {
  position: absolute;
  top: clamp(176px, 21vh, 250px);
  left: clamp(22px, 7.2vw, 118px);
  width: min(780px, calc(100% - 44px));
}

.kicker,
.forecast > p,
.archive-heading > div > p,
.result-index,
.result-rule {
  color: var(--acid);
  font: 0.63rem var(--mono);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.hero-copy h1 {
  max-width: 850px;
  margin: 18px 0 21px;
  font-family: var(--serif);
  font-size: clamp(2.6rem, 6.5vw, 7.2rem);
  font-weight: 400;
  letter-spacing: -0.055em;
  line-height: 1.08;
}

.hero-copy h1 span {
  display: inline-block;
  color: rgba(238, 234, 221, 0.54);
  font-size: 0.47em;
  letter-spacing: -0.03em;
}

.lead {
  margin: 0;
  color: rgba(238, 234, 221, 0.64);
  font-family: var(--serif);
  font-size: clamp(0.84rem, 1.2vw, 1rem);
  letter-spacing: 0.08em;
  line-height: 2;
}

.telemetry {
  position: absolute;
  top: 126px;
  right: clamp(18px, 3.2vw, 52px);
  width: min(244px, 24vw);
  border-top: 1px solid var(--line-strong);
}

.telemetry-head {
  display: flex;
  justify-content: space-between;
  padding: 9px 0;
  border-bottom: 1px solid var(--line);
  color: var(--paper-dim);
  font: 0.57rem var(--mono);
  letter-spacing: 0.11em;
}

.telemetry dl,
.telemetry dt,
.telemetry dd {
  margin: 0;
}

.telemetry dl > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 9px 0 7px;
  border-bottom: 1px solid var(--line);
}

.telemetry dt {
  color: var(--paper-dim);
  font-family: var(--serif);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
}

.telemetry dd {
  font: 1.26rem var(--mono);
}

.telemetry dd small {
  display: inline-block;
  width: 32px;
  margin-left: 5px;
  color: var(--paper-dim);
  font-size: 0.55rem;
}

.telemetry > p {
  color: rgba(238, 234, 221, 0.36);
  font: 0.53rem/1.7 var(--mono);
}

.forecast {
  position: absolute;
  bottom: clamp(118px, 15vh, 160px);
  left: clamp(22px, 7.2vw, 118px);
  width: min(440px, calc(100% - 44px));
  padding-left: 17px;
  border-left: 1px solid var(--acid);
}

.forecast > p {
  margin: 0 0 8px;
  color: var(--paper-dim);
  font-size: 0.56rem;
}

.forecast h2 {
  margin: 0 0 7px;
  font-family: var(--serif);
  font-size: clamp(1.2rem, 2vw, 1.65rem);
  font-weight: 500;
  letter-spacing: 0.06em;
}

.forecast > span {
  color: rgba(238, 234, 221, 0.54);
  font-family: var(--serif);
  font-size: 0.76rem;
  line-height: 1.7;
}

.primary-actions {
  position: absolute;
  right: clamp(22px, 6vw, 96px);
  bottom: clamp(91px, 12vh, 128px);
  display: flex;
  align-items: center;
  gap: 19px;
}

.observe-button {
  display: inline-flex;
  align-items: center;
  gap: 15px;
  padding: 0;
  border: 0;
  background: transparent;
  text-align: left;
}

.observe-disc {
  position: relative;
  display: grid;
  width: 76px;
  height: 76px;
  flex: 0 0 auto;
  place-items: center;
  border: 1px solid rgba(216, 255, 115, 0.56);
  border-radius: 50%;
  background: rgba(216, 255, 115, 0.07);
  transition: background 180ms ease, transform 180ms ease;
}

.observe-disc::before,
.observe-disc::after {
  position: absolute;
  content: "";
  border-radius: inherit;
}

.observe-disc::before {
  inset: 9px;
  border: 1px dashed rgba(216, 255, 115, 0.45);
  animation: orbit 14s linear infinite;
}

.observe-disc::after {
  inset: 26px;
  background: var(--acid);
  box-shadow: 0 0 22px rgba(216, 255, 115, 0.72);
}

.observe-disc i {
  position: absolute;
  top: 8px;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--paper);
}

.observe-button:hover .observe-disc {
  transform: scale(1.06);
  background: rgba(216, 255, 115, 0.15);
}

.observe-button:active .observe-disc {
  transform: scale(0.94);
}

.observe-button b,
.observe-button small {
  display: block;
}

.observe-button b {
  font-family: var(--serif);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.08em;
}

.observe-button small {
  margin-top: 7px;
  color: var(--paper-dim);
  font: 0.51rem var(--mono);
  letter-spacing: 0.09em;
}

.primary-actions > p {
  max-width: 130px;
  color: rgba(238, 234, 221, 0.43);
  font-family: var(--serif);
  font-size: 0.65rem;
  line-height: 1.65;
}

.touch-hint {
  position: absolute;
  right: clamp(18px, 3.2vw, 52px);
  bottom: 25px;
  margin: 0;
  color: rgba(238, 234, 221, 0.38);
  font: 0.56rem var(--mono);
  letter-spacing: 0.08em;
}

.touch-hint span {
  margin-right: 8px;
  color: var(--ice);
}

.result-panel {
  position: fixed;
  z-index: 30;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: auto;
  padding: clamp(28px, 5vw, 74px);
  background: var(--paper);
  color: var(--night);
  animation: reveal-panel 520ms cubic-bezier(0.22, 0.8, 0.25, 1) both;
}

.result-panel::before {
  position: fixed;
  right: -10vw;
  bottom: -37vw;
  width: min(80vw, 980px);
  height: min(80vw, 980px);
  border: 1px solid rgba(9, 11, 19, 0.13);
  border-radius: 50%;
  box-shadow: 0 0 0 8vw rgba(9, 11, 19, 0.025), 0 0 0 16vw rgba(9, 11, 19, 0.02);
  content: "";
  pointer-events: none;
}

.result-rule {
  display: flex;
  justify-content: space-between;
  padding-bottom: 13px;
  border-bottom: 1px solid rgba(9, 11, 19, 0.48);
  color: rgba(9, 11, 19, 0.56);
}

.result-main {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(210px, 0.32fr);
  gap: clamp(35px, 8vw, 140px);
  align-items: end;
  width: min(1160px, 100%);
  margin: auto 0;
  padding: 60px 0;
}

.result-index {
  color: #566217;
}

.result-main h2 {
  max-width: 860px;
  margin: 19px 0 34px;
  font-family: var(--serif);
  font-size: clamp(3.2rem, 8vw, 8rem);
  font-weight: 400;
  letter-spacing: -0.06em;
  line-height: 1.06;
}

.result-poem {
  max-width: 590px;
  margin: 0;
  color: rgba(9, 11, 19, 0.62);
  font-family: var(--serif);
  font-size: clamp(0.88rem, 1.2vw, 1.05rem);
  letter-spacing: 0.08em;
  line-height: 2;
  white-space: pre-line;
}

.result-stats {
  border-top: 1px solid rgba(9, 11, 19, 0.42);
}

.result-stats dl {
  margin: 0;
}

.result-stats div {
  display: flex;
  justify-content: space-between;
  padding: 11px 0;
  border-bottom: 1px solid rgba(9, 11, 19, 0.18);
}

.result-stats dt {
  color: rgba(9, 11, 19, 0.54);
  font-family: var(--serif);
  font-size: 0.72rem;
}

.result-stats dd {
  margin: 0;
  font: 0.74rem var(--mono);
}

.result-actions {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  padding-top: 16px;
  border-top: 1px solid rgba(9, 11, 19, 0.48);
}

.result-actions button,
.dialog-close {
  min-height: 45px;
  padding: 10px 18px;
  border: 1px solid rgba(9, 11, 19, 0.65);
  background: transparent;
  color: var(--night);
  font: 0.67rem var(--mono);
  letter-spacing: 0.08em;
}

.result-actions #export {
  background: var(--night);
  color: var(--paper);
}

.result-actions #export span {
  margin-left: 15px;
  color: var(--acid);
}

.archive {
  position: relative;
  padding: clamp(72px, 9vw, 150px) clamp(22px, 7.2vw, 118px);
  border-top: 1px solid var(--line);
  background: #0d1019;
}

.archive-heading {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 40px;
  align-items: end;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--line-strong);
}

.archive-heading > div > p {
  margin: 0 0 10px;
}

.archive-heading h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(1.8rem, 3.5vw, 3.5rem);
  font-weight: 400;
  letter-spacing: -0.02em;
}

.archive-heading > p {
  max-width: 310px;
  margin: 0;
  color: var(--paper-dim);
  font-family: var(--serif);
  font-size: 0.72rem;
  line-height: 1.8;
}

.archive-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.archive-list li {
  display: grid;
  grid-template-columns: 110px minmax(180px, 0.85fr) minmax(280px, 1.4fr) auto;
  gap: 24px;
  align-items: center;
  min-height: 92px;
  border-bottom: 1px solid var(--line);
}

.archive-list time,
.archive-number,
.archive-metrics {
  color: var(--paper-dim);
  font: 0.58rem/1.6 var(--mono);
  letter-spacing: 0.06em;
}

.archive-name {
  font-family: var(--serif);
  font-size: clamp(1rem, 1.5vw, 1.3rem);
  letter-spacing: 0.05em;
}

.archive-metrics {
  word-spacing: 0.6em;
}

.archive-delete {
  width: 30px;
  height: 30px;
  border: 1px solid transparent;
  background: transparent;
  color: rgba(238, 234, 221, 0.42);
  font-size: 1rem;
}

.archive-delete:hover {
  border-color: var(--line);
  color: var(--coral);
}

.archive-empty {
  display: grid;
  min-height: 250px;
  place-content: center;
  text-align: center;
}

.archive-empty span {
  color: rgba(216, 255, 115, 0.32);
  font: 3rem var(--mono);
}

.archive-empty p {
  color: var(--paper-dim);
  font-family: var(--serif);
  font-size: 0.75rem;
  line-height: 1.8;
}

.clear-button {
  display: block;
  margin: 28px 0 0 auto;
  padding: 8px 0;
  border: 0;
  border-bottom: 1px solid rgba(255, 116, 95, 0.42);
  background: transparent;
  color: rgba(255, 116, 95, 0.68);
  font: 0.58rem var(--mono);
  letter-spacing: 0.08em;
}

footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  padding: 28px clamp(22px, 7.2vw, 118px);
  border-top: 1px solid var(--line);
  color: rgba(238, 234, 221, 0.5);
  font-family: var(--serif);
  font-size: 0.68rem;
  letter-spacing: 0.07em;
}

footer p {
  margin: 0;
}

footer span {
  color: var(--acid);
}

footer a {
  color: inherit;
  font-family: var(--mono);
  text-underline-offset: 4px;
}

.help-dialog {
  width: min(610px, calc(100% - 32px));
  max-height: calc(100svh - 32px);
  padding: 0;
  overflow: auto;
  border: 1px solid var(--line-strong);
  background: #11151f;
  color: var(--paper);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.6);
}

.help-dialog::backdrop {
  background: rgba(3, 4, 8, 0.82);
  backdrop-filter: blur(7px);
}

.help-dialog form {
  padding: clamp(24px, 5vw, 48px);
}

.dialog-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.dialog-head p {
  margin: 0;
  color: var(--acid);
  font: 0.6rem var(--mono);
  letter-spacing: 0.13em;
}

.dialog-head button {
  border: 0;
  background: transparent;
  color: var(--paper-dim);
  font-size: 1.5rem;
}

.help-dialog h2 {
  margin: 32px 0 24px;
  font-family: var(--serif);
  font-size: 2.2rem;
  font-weight: 400;
}

.help-dialog ol {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: guide;
}

.help-dialog li {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 20px;
  padding: 15px 0;
  border-top: 1px solid var(--line);
  counter-increment: guide;
}

.help-dialog li b {
  font-family: var(--serif);
  font-size: 0.9rem;
}

.help-dialog li b::before {
  margin-right: 9px;
  color: var(--acid);
  content: "0" counter(guide);
  font: 0.55rem var(--mono);
}

.help-dialog li span,
.privacy-note {
  color: var(--paper-dim);
  font-family: var(--serif);
  font-size: 0.72rem;
  line-height: 1.8;
}

.key-guide {
  display: flex;
  gap: 18px;
  margin-top: 26px;
}

.key-guide span {
  color: var(--paper-dim);
  font: 0.57rem var(--mono);
}

kbd {
  display: inline-block;
  min-width: 28px;
  margin-right: 5px;
  padding: 5px 7px;
  border: 1px solid var(--line-strong);
  border-radius: 3px;
  color: var(--paper);
  font: inherit;
  text-align: center;
}

.privacy-note {
  margin: 28px 0;
  padding: 15px;
  border-left: 2px solid var(--ice);
  background: rgba(141, 228, 239, 0.05);
}

.dialog-close {
  width: 100%;
  border-color: var(--acid);
  background: var(--acid);
  color: var(--night);
}

.toast {
  position: fixed;
  z-index: 80;
  right: 22px;
  bottom: 22px;
  max-width: min(360px, calc(100% - 44px));
  padding: 12px 16px;
  transform: translateY(20px);
  border: 1px solid var(--line-strong);
  background: rgba(9, 11, 19, 0.94);
  color: var(--paper);
  font: 0.65rem/1.5 var(--mono);
  opacity: 0;
  pointer-events: none;
  transition: opacity 180ms ease, transform 180ms ease;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.no-script {
  position: fixed;
  z-index: 90;
  right: 0;
  bottom: 0;
  left: 0;
  margin: 0;
  padding: 15px;
  background: var(--coral);
  color: var(--night);
  font: 0.72rem var(--mono);
  text-align: center;
}

@keyframes live-pulse {
  50% { opacity: 0.3; }
}

@keyframes orbit {
  to { transform: rotate(360deg); }
}

@keyframes reveal-panel {
  from { clip-path: inset(100% 0 0 0); }
  to { clip-path: inset(0 0 0 0); }
}

@media (max-width: 860px) {
  .sky {
    min-height: max(780px, 100svh);
  }

  .hero-copy {
    top: 172px;
    left: 25px;
    width: calc(100% - 50px);
  }

  .telemetry {
    top: auto;
    right: 25px;
    bottom: 208px;
    width: 210px;
  }

  .telemetry > p {
    display: none;
  }

  .forecast {
    bottom: 225px;
    left: 25px;
    width: calc(100% - 285px);
  }

  .primary-actions {
    right: auto;
    bottom: 75px;
    left: 25px;
  }

  .result-main {
    grid-template-columns: 1fr;
  }

  .result-stats {
    max-width: 380px;
  }

  .archive-list li {
    grid-template-columns: 82px minmax(150px, 0.9fr) minmax(210px, 1.2fr) auto;
    gap: 13px;
  }
}

@media (max-width: 620px) {
  .site-header {
    min-height: 69px;
  }

  .identity small,
  .live {
    display: none;
  }

  .identity-mark {
    width: 30px;
    height: 30px;
  }

  .header-tools {
    gap: 8px;
  }

  .coordinates {
    top: 91px;
  }

  .sky {
    min-height: max(760px, 100svh);
  }

  .hero-copy {
    top: 135px;
  }

  .hero-copy h1 {
    margin-top: 13px;
    font-size: clamp(2.45rem, 14vw, 4.2rem);
    line-height: 1.04;
  }

  .hero-copy h1 span {
    font-size: 0.43em;
  }

  .lead br {
    display: none;
  }

  .telemetry {
    right: 22px;
    bottom: 242px;
    left: 22px;
    width: auto;
  }

  .telemetry dl {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
  }

  .telemetry dl > div {
    display: block;
    padding: 10px 8px 8px 0;
  }

  .telemetry dt {
    display: block;
    margin-bottom: 5px;
    font-size: 0.64rem;
  }

  .telemetry dd {
    font-size: 1rem;
  }

  .telemetry dd small {
    width: auto;
  }

  .forecast {
    bottom: 137px;
    width: calc(100% - 44px);
  }

  .forecast > span {
    display: none;
  }

  .primary-actions {
    right: 22px;
    bottom: 39px;
    left: 22px;
    justify-content: space-between;
  }

  .observe-disc {
    width: 62px;
    height: 62px;
  }

  .primary-actions > p,
  .touch-hint {
    display: none;
  }

  .result-panel {
    padding: 24px 20px;
  }

  .result-main {
    padding: 35px 0;
  }

  .result-main h2 {
    margin-bottom: 25px;
    font-size: clamp(2.7rem, 15vw, 5rem);
  }

  .result-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .archive-heading {
    grid-template-columns: 1fr;
    gap: 15px;
  }

  .archive-list li {
    grid-template-columns: 76px 1fr auto;
    gap: 10px;
    padding: 14px 0;
  }

  .archive-metrics {
    display: none;
  }

  footer {
    display: block;
    line-height: 1.8;
  }

  footer a {
    display: inline-block;
    margin-top: 10px;
  }

  .help-dialog li {
    grid-template-columns: 72px 1fr;
  }

  .key-guide {
    flex-wrap: wrap;
    gap: 9px 14px;
  }
}

@media (max-height: 720px) and (min-width: 621px) {
  .hero-copy {
    top: 135px;
  }

  .hero-copy h1 {
    font-size: clamp(2.7rem, 6vw, 5rem);
    margin: 12px 0;
  }

  .telemetry {
    top: 105px;
  }

  .forecast,
  .primary-actions {
    bottom: 52px;
  }

  .touch-hint {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}