/* ============================================================
   今夜寻月 · 视觉系统
   深灰蓝夜空 / 月白色文字 / 细线圆盘 / 极克制的中秋夜晚
   ============================================================ */

:root{
  --bg-0:#070b15;
  --bg-1:#0b1426;
  --bg-2:#132039;

  --ink:#f5f3ed;
  --ink-2:rgba(245,243,237,.78);
  --ink-3:rgba(245,243,237,.64);
  --ink-4:rgba(245,243,237,.50);

  --hair:rgba(245,243,237,.18);
  --hair-2:rgba(245,243,237,.10);

  --moon:#f8f3e6;
  --moon-dim:#cfc9bb;
  --accent:#d7c195;
  --glow:rgba(247,242,228,.30);
  --glow-soft:rgba(247,242,228,.13);

  --pad:22px;
  --radius:16px;

  --font:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Noto Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}

html,body{margin:0;padding:0;}

html{
  -webkit-text-size-adjust:100%;
  text-size-adjust:100%;
}

body{
  min-height:100vh;
  min-height:100dvh;
  background:var(--bg-0);
  color:var(--ink);
  font-family:var(--font);
  font-weight:400;
  line-height:1.6;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

body.is-locked{overflow:hidden;}

button,input{font-family:inherit;color:inherit;}

[hidden]{display:none !important;}

.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;
}

:where(button,input,a):focus-visible{
  outline:2px solid var(--accent);
  outline-offset:3px;
}

/* ---------------- 夜空底色 ---------------- */

.sky{
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  background:
    radial-gradient(90% 60% at 78% 4%, rgba(107,91,75,.18) 0%, rgba(107,91,75,0) 72%),
    radial-gradient(110% 65% at 42% 0%, #192a49 0%, rgba(25,42,73,0) 65%),
    radial-gradient(90% 50% at 15% 88%, #10203b 0%, rgba(16,32,59,0) 70%),
    linear-gradient(180deg,#080e1c 0%, #0b1324 52%, #070b15 100%);
}

.sky__glow{
  position:absolute;
  left:50%;
  top:-16vh;
  width:120vw;
  height:60vh;
  transform:translateX(-50%);
  background:radial-gradient(50% 50% at 50% 50%, rgba(247,242,228,.055) 0%, rgba(247,242,228,0) 72%);
}

.sky__stars{position:absolute;inset:0;}

.sky::after{
  content:"";
  position:absolute;
  left:-20%;
  right:-20%;
  bottom:-34vh;
  height:52vh;
  border-radius:50%;
  border-top:1px solid rgba(215,193,149,.08);
  box-shadow:0 -24px 100px rgba(215,193,149,.025);
}

.star{
  position:absolute;
  border-radius:50%;
  background:#eef2fa;
  opacity:.28;
  animation:twinkle linear infinite;
}

@keyframes twinkle{
  0%,100%{opacity:.10;}
  50%{opacity:.52;}
}

/* ---------------- 页面容器 ---------------- */

.screen{
  position:relative;
  z-index:1;
  min-height:100vh;
  min-height:100dvh;
}

.screen[hidden]{display:none;}

/* ---------------- 通用按钮 ---------------- */

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  width:auto;
  min-height:50px;
  padding:0 30px;
  border:0;
  border-radius:999px;
  font-size:16px;
  font-weight:500;
  letter-spacing:.06em;
  text-decoration:none;
  cursor:pointer;
  -webkit-tap-highlight-color:transparent;
  transition:transform .18s ease, opacity .18s ease, background-color .18s ease, border-color .18s ease, box-shadow .18s ease;
}

.btn:active{transform:scale(.975);}

@media (hover:hover){
  .btn--primary:hover{box-shadow:0 10px 36px rgba(247,242,228,.22);transform:translateY(-2px);}
  .btn--plain:hover,.btn--card:hover{border-color:rgba(245,243,237,.36);background:rgba(245,243,237,.06);}
}

.btn--wide{width:100%;}

.btn--primary{
  background:linear-gradient(145deg,#fffdf7 0%,#e7ddc8 100%);
  color:#101527;
  box-shadow:0 8px 30px rgba(247,242,228,.16);
}

.btn--plain{
  background:transparent;
  color:var(--ink-2);
  border:1px solid var(--hair);
}

.btn--plain:active{background:rgba(234,238,246,.05);}

.btn--card{
  width:100%;
  margin-top:6px;
  background:rgba(215,193,149,.08);
  border:1px solid var(--hair);
  color:var(--ink);
  letter-spacing:.14em;
}

.btn:disabled{opacity:.45;pointer-events:none;}

/* ============================================================
   启动页
   ============================================================ */

.screen--landing{display:flex;align-items:center;justify-content:center;}

.landing{
  width:100%;
  max-width:420px;
  padding:calc(env(safe-area-inset-top) + 48px) var(--pad) calc(env(safe-area-inset-bottom) + 44px);
  text-align:center;
}

.landing__moonwrap{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:center;
  margin-bottom:40px;
}

.landing__halo{
  position:absolute;
  width:290px;
  height:290px;
  border-radius:50%;
  background:radial-gradient(50% 50% at 50% 50%, rgba(247,242,228,.19) 0%, rgba(247,242,228,.055) 39%, rgba(247,242,228,0) 70%);
}

.landing__moonwrap::after{
  content:"";
  position:absolute;
  width:230px;
  height:230px;
  border:1px solid rgba(215,193,149,.13);
  border-radius:50%;
}

.landing__moon{position:relative;display:flex;}

.landing__eyebrow{
  margin:0 0 15px;
  font-size:11px;
  letter-spacing:.24em;
  color:var(--accent);
}

.landing__title{
  margin:0;
  font-size:32px;
  font-weight:300;
  letter-spacing:.32em;
  text-indent:.32em;
}

.landing__sub{
  max-width:335px;
  margin:16px auto 0;
  font-size:14.5px;
  line-height:1.9;
  color:var(--ink-2);
  letter-spacing:.04em;
}

.landing__actions{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:12px;
  margin-top:40px;
}

.landing__actions .btn--primary{width:100%;max-width:300px;}

.landing__note{
  margin:8px 0 0;
  font-size:12px;
  line-height:1.7;
  color:var(--ink-3);
  letter-spacing:.04em;
}

/* 加载中 */
.landing__loading{
  margin-top:44px;
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:20px;
}

.landing__loading p{margin:0;font-size:14px;color:var(--ink-2);letter-spacing:.08em;}

.pulse{
  width:54px;
  height:54px;
  border-radius:50%;
  border:1px solid rgba(247,242,228,.35);
  animation:pulse 1.9s ease-in-out infinite;
}

@keyframes pulse{
  0%{transform:scale(.72);opacity:.25;}
  50%{transform:scale(1);opacity:.85;}
  100%{transform:scale(.72);opacity:.25;}
}

/* 定位失败 */
.landing__fail{margin-top:40px;}

.fail__title{margin:0;font-size:18px;letter-spacing:.1em;}

.fail__desc{margin:12px 0 0;font-size:13.5px;line-height:1.9;color:var(--ink-3);}

.landing__fail .landing__actions{margin-top:32px;}

/* ============================================================
   寻月页
   ============================================================ */

.screen--find{display:block;}

.find{
  width:100%;
  max-width:500px;
  margin:0 auto;
  padding:calc(env(safe-area-inset-top) + 18px) var(--pad) calc(env(safe-area-inset-bottom) + 40px);
}

.topbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:25px;}

.topbar__place{
  display:inline-flex;
  align-items:center;
  gap:10px;
  min-height:44px;
  padding:0 14px;
  border:1px solid var(--hair);
  border-radius:999px;
  background:rgba(245,243,237,.045);
  font-size:14px;
  letter-spacing:.04em;
  color:var(--ink);
  cursor:pointer;
  -webkit-tap-highlight-color:transparent;
}

.topbar__place:hover{background:rgba(245,243,237,.085);}

.topbar__dot{color:var(--ink-4);}

.topbar__chev{width:12px;height:12px;color:var(--ink-4);}

.topbar__date{
  margin:0;
  font-size:12px;
  letter-spacing:.05em;
  color:var(--ink-3);
  text-align:right;
}

.hero{margin-bottom:20px;}

.hero__eyebrow{
  display:flex;
  align-items:center;
  gap:9px;
  margin:0 0 10px;
  font-size:12px;
  letter-spacing:.16em;
  color:var(--accent);
}

.hero__live{
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 0 4px rgba(215,193,149,.12);
}

.hero__primary{
  margin:0;
  font-size:clamp(25px,7vw,34px);
  font-weight:300;
  letter-spacing:.05em;
  line-height:1.4;
}

.hero__secondary{
  margin:8px 0 0;
  font-size:14px;
  color:var(--ink-2);
  letter-spacing:.02em;
  line-height:1.75;
}

.hero__facts{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:10px;
  margin-top:22px;
}

.hero__facts div{
  display:flex;
  flex-direction:column;
  gap:2px;
  padding:11px 14px;
  border:1px solid var(--hair);
  border-radius:14px;
  background:rgba(245,243,237,.035);
}

.hero__facts span{font-size:12px;letter-spacing:.1em;color:var(--ink-3);}
.hero__facts strong{font-size:18px;font-weight:400;letter-spacing:.03em;color:var(--moon);}

/* ---------------- 寻月盘 ---------------- */

.dialbox{
  display:flex;
  flex-direction:column;
  align-items:center;
  margin:0 0 14px;
  padding:18px 16px 16px;
  border:1px solid rgba(245,243,237,.14);
  border-radius:24px;
  background:linear-gradient(150deg,rgba(245,243,237,.055),rgba(245,243,237,.012) 64%);
  box-shadow:0 24px 60px rgba(0,0,0,.1);
}

.dialbox__top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  width:100%;
  gap:12px;
  font-size:12px;
  letter-spacing:.08em;
  color:var(--ink-3);
}

.dialbox__top span:first-child{color:var(--ink-2);}

.dialbox .btn--primary{margin-top:17px;}

.dial{
  position:relative;
  width:min(76vw,320px);
  height:min(76vw,320px);
  margin-top:26px;
  border-radius:50%;
  background:radial-gradient(circle at 50% 50%, rgba(247,242,228,.045) 0%, rgba(247,242,228,.012) 42%, rgba(255,255,255,0) 68%);
  -webkit-tap-highlight-color:transparent;
}

.dial__ring,
.dial__ring2{
  position:absolute;
  border-radius:50%;
  pointer-events:none;
}

.dial__ring{inset:12px;border:1px solid rgba(215,193,149,.28);}

.dial__ring2{inset:23px;border:1px solid rgba(234,238,246,.06);}

.dial__ticks{position:absolute;inset:0;pointer-events:none;}

.tick{
  position:absolute;
  left:50%;
  top:50%;
  width:1px;
  height:6px;
  margin:-3px 0 0 -.5px;
  background:rgba(234,238,246,.28);
}

.tick--major{height:10px;margin-top:-5px;width:1.5px;margin-left:-.75px;background:rgba(234,238,246,.5);}

.dial__cone{
  position:absolute;
  inset:0;
  border-radius:50%;
  pointer-events:none;
  background:conic-gradient(from -11deg, rgba(247,242,228,.10) 0deg, rgba(247,242,228,.02) 22deg, rgba(247,242,228,0) 22deg 360deg);
  -webkit-mask-image:radial-gradient(circle at 50% 50%, rgba(0,0,0,0) 10%, #000 52%, rgba(0,0,0,0) 88%);
  mask-image:radial-gradient(circle at 50% 50%, rgba(0,0,0,0) 10%, #000 52%, rgba(0,0,0,0) 88%);
}

.dial__glow{
  position:absolute;
  inset:0;
  border-radius:50%;
  pointer-events:none;
  opacity:0;
  transition:opacity .5s ease;
}

.dial__glow.is-on{
  opacity:1;
  background:radial-gradient(circle at 50% 50%, rgba(247,242,228,.10) 0%, rgba(247,242,228,0) 60%);
}

.dial__front{
  position:absolute;
  left:50%;
  top:-30px;
  transform:translateX(-50%);
  display:flex;
  flex-direction:column-reverse;
  align-items:center;
  pointer-events:none;
  z-index:3;
}

.dial__front i{
  width:0;
  height:0;
  border-left:4px solid transparent;
  border-right:4px solid transparent;
  border-top:6px solid rgba(247,242,228,.85);
}

.dial__front span{
  margin-bottom:6px;
  font-size:10px;
  letter-spacing:.16em;
  color:var(--ink-3);
  text-indent:.16em;
}

.dial__cardinal{
  position:absolute;
  left:50%;
  top:50%;
  font-size:12.5px;
  letter-spacing:.02em;
  color:var(--ink-2);
  pointer-events:none;
  will-change:transform;
}

.dial__cardinal--n{color:rgba(247,242,228,.85);}

.dial__moon{
  position:absolute;
  left:50%;
  top:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  will-change:transform;
  z-index:2;
}

.dial__moon::after{
  content:"";
  position:absolute;
  inset:-18px;
  border-radius:50%;
  background:radial-gradient(50% 50% at 50% 50%, rgba(247,242,228,.34) 0%, rgba(247,242,228,0) 70%);
  opacity:.5;
  transition:opacity .45s ease, transform .45s ease;
  z-index:-1;
}

.dial__moon.is-aligned::after{opacity:1;transform:scale(1.22);}

.dial__moon.is-below{opacity:.42;}

.dial__center{
  position:absolute;
  left:50%;
  top:50%;
  transform:translate(-50%,-50%);
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:7px;
  pointer-events:none;
}

.dial__me{
  width:7px;
  height:7px;
  border-radius:50%;
  background:rgba(234,238,246,.75);
  box-shadow:0 0 12px rgba(234,238,246,.45);
}

.dial__melabel{font-size:9.5px;letter-spacing:.2em;color:var(--ink-3);text-indent:.2em;}

.dialbox__hint{
  margin:20px 0 0;
  min-height:26px;
  font-size:18px;
  letter-spacing:.1em;
  text-align:center;
  color:var(--ink);
  transition:color .3s ease;
}

.dialbox__hint.is-aligned{
  color:var(--moon);
  text-shadow:0 0 22px rgba(247,242,228,.4);
}

.dialbox__status{
  margin:8px 0 0;
  min-height:18px;
  font-size:12px;
  line-height:1.7;
  letter-spacing:.04em;
  text-align:center;
  color:var(--ink-3);
}

/* ---------------- 高度提示 ---------------- */

.altitude{
  margin:0 0 16px;
  padding:18px 18px 16px;
  border:1px solid var(--hair);
  border-radius:20px;
  background:rgba(245,243,237,.025);
}

.altitude__scene{display:flex;justify-content:center;margin-bottom:14px;}

.altitude__scene svg{width:100%;max-width:300px;height:auto;overflow:visible;}

.altitude__text{
  margin:0;
  font-size:14px;
  line-height:1.85;
  text-align:center;
  color:var(--ink-2);
  letter-spacing:.04em;
}

/* ---------------- 信息面板 ---------------- */

.panels{display:flex;flex-direction:column;gap:12px;}

.panel{
  padding:19px 19px 17px;
  border:1px solid var(--hair);
  border-radius:20px;
  background:rgba(245,243,237,.035);
}

.panel__title{
  margin:0 0 16px;
  font-size:12px;
  font-weight:400;
  letter-spacing:.18em;
  color:var(--ink-3);
}

.rows{margin:0;}

.row{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:16px;
  padding:10px 0;
  border-bottom:1px solid var(--hair-2);
}

.row:last-child{border-bottom:0;}

.row dt{font-size:13px;color:var(--ink-3);letter-spacing:.04em;flex:none;}

.row dd{
  margin:0;
  font-size:15.5px;
  letter-spacing:.04em;
  text-align:right;
  color:var(--ink);
}

.panel__note{
  margin:14px 0 0;
  font-size:13px;
  line-height:1.8;
  color:var(--ink-3);
  letter-spacing:.03em;
}

/* 轨迹图 */

.chart{margin:2px 0 0;}

.chart svg{width:100%;height:auto;display:block;overflow:visible;}

.chart-label{font-size:11px;fill:rgba(245,243,237,.7);letter-spacing:.03em;}

.chart-hint{font-size:11px;fill:rgba(245,243,237,.8);letter-spacing:.03em;}

/* 月相 */

.panel--phase{padding-bottom:4px;}

.phase{display:flex;align-items:center;gap:22px;}

.phase__moon{flex:none;display:flex;}

.phase__photo{display:block;object-fit:contain;filter:drop-shadow(0 5px 10px rgba(0,0,0,.28));}

.phase__name{margin:0;font-size:17px;letter-spacing:.12em;}

.phase__desc{margin:8px 0 0;font-size:13px;line-height:1.8;color:var(--ink-3);}

.phase__credit{margin:10px 0 0;text-align:right;font-size:10px;color:var(--ink-3);}
.phase__credit a{color:inherit;text-decoration-color:rgba(245,243,237,.25);text-underline-offset:2px;}

.footnote{
  margin:10px 0 0;
  font-size:12px;
  line-height:1.9;
  text-align:center;
  color:var(--ink-3);
  letter-spacing:.04em;
}

/* ============================================================
   遮罩层：月卡
   ============================================================ */

.overlay{
  position:fixed;
  inset:0;
  z-index:60;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:calc(env(safe-area-inset-top) + 20px) 20px calc(env(safe-area-inset-bottom) + 20px);
  background:rgba(5,8,15,.92);
  backdrop-filter:blur(6px);
  -webkit-backdrop-filter:blur(6px);
  animation:fadeIn .25s ease;
  overflow-y:auto;
}

@keyframes fadeIn{from{opacity:0;}to{opacity:1;}}

.overlay__body{
  width:100%;
  max-width:380px;
  max-height:100%;
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:16px;
}

.card-preview{
  width:100%;
  max-height:calc(100dvh - 240px);
  border-radius:14px;
  overflow:hidden;
  box-shadow:0 24px 70px rgba(0,0,0,.6);
  display:flex;
  justify-content:center;
}

.card-preview img{width:100%;height:auto;max-height:calc(100dvh - 240px);object-fit:contain;display:block;}

.overlay__hint{margin:0;font-size:12px;letter-spacing:.1em;color:var(--ink-3);}

.overlay__actions{display:flex;gap:12px;width:100%;}

.overlay__actions .btn{flex:1;min-width:0;padding:0 16px;}

/* ============================================================
   城市选择
   ============================================================ */

.sheet{position:fixed;inset:0;z-index:70;display:flex;align-items:flex-end;}

.sheet__scrim{position:absolute;inset:0;background:rgba(5,8,15,.7);animation:fadeIn .2s ease;}

.sheet__panel{
  position:relative;
  width:100%;
  max-height:82vh;
  max-height:82dvh;
  display:flex;
  flex-direction:column;
  background:#0c1220;
  border-top:1px solid var(--hair);
  border-radius:20px 20px 0 0;
  padding-bottom:calc(env(safe-area-inset-bottom) + 8px);
  animation:slideUp .3s cubic-bezier(.22,.7,.3,1);
}

@keyframes slideUp{from{transform:translateY(100%);}to{transform:translateY(0);}}

.sheet__head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:20px var(--pad) 12px;
}

.sheet__head h2{margin:0;font-size:16px;font-weight:400;letter-spacing:.14em;}

.sheet__close{
  width:44px;
  height:44px;
  border:0;
  background:transparent;
  color:var(--ink-3);
  font-size:15px;
  cursor:pointer;
}

.sheet__search{padding:0 var(--pad) 12px;}

.sheet__search input{
  width:100%;
  height:46px;
  padding:0 16px;
  border:1px solid var(--hair);
  border-radius:12px;
  background:rgba(234,238,246,.04);
  font-size:15px;
  -webkit-appearance:none;
  appearance:none;
}

.sheet__search input::placeholder{color:var(--ink-4);}

.sheet__search input:focus{border-color:rgba(234,238,246,.28);}

.sheet__list{
  flex:1;
  margin:0;
  padding:0 var(--pad) 8px;
  list-style:none;
  overflow-y:auto;
  -webkit-overflow-scrolling:touch;
}

.sheet__list li{
  padding:0;
  border-bottom:1px solid var(--hair-2);
}

.sheet__city{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  width:100%;
  min-height:50px;
  padding:10px 2px;
  border:0;
  background:transparent;
  text-align:left;
  font-size:15px;
  letter-spacing:.04em;
  cursor:pointer;
}

.sheet__prov{
  flex:none;
  font-size:11px;
  letter-spacing:.08em;
  color:var(--ink-3);
}

.sheet__city:hover,.sheet__city:active{background:rgba(234,238,246,.05);}

.sheet__empty{padding:28px 2px;text-align:center;font-size:13px;color:var(--ink-4);}

.sheet__foot{padding:10px var(--pad) 4px;border-top:1px solid var(--hair-2);}

/* ============================================================
   月亮图形
   ============================================================ */

.moon-svg{display:block;}

.moon-svg .disc{fill:#f8f3e6;}

.moon-glow-strong{filter:drop-shadow(0 0 18px rgba(247,242,228,.45));}
.moon-glow-soft{filter:drop-shadow(0 0 14px rgba(247,242,228,.22));}
.moon-svg--real{filter:drop-shadow(0 5px 12px rgba(0,0,0,.38));}

/* 无障碍与偏好 */

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;}
  .star{opacity:.3;}
}

@media (max-width:340px){
  :root{--pad:16px;}
  .hero__primary{font-size:21px;}
  .hero__facts strong{font-size:16px;}
  .dialbox__hint{font-size:15.5px;}
}

@media (max-height:700px){
  .landing{padding-top:calc(env(safe-area-inset-top) + 26px);padding-bottom:calc(env(safe-area-inset-bottom) + 24px);}
  .landing__moonwrap{margin-bottom:24px;}
  .landing__actions{margin-top:25px;}
  .topbar{margin-bottom:16px;}
  .hero__facts{margin-top:14px;}
  .dial{width:min(70vw,260px);height:min(70vw,260px);margin-top:18px;}
  .dialbox__hint{margin-top:12px;}
}

@media (min-width:900px){
  :root{--pad:36px;}

  .landing{
    max-width:1100px;
    min-height:min(100dvh,820px);
    display:grid;
    grid-template-columns:minmax(0,1fr) minmax(360px,.82fr);
    align-items:center;
    column-gap:68px;
    text-align:left;
  }

  .landing__moonwrap{min-height:450px;margin:0;}
  .landing__moon{transform:scale(1.62);}
  .landing__halo{width:470px;height:470px;}
  .landing__moonwrap::after{width:390px;height:390px;}
  .landing__eyebrow{font-size:12px;}
  .landing__title{font-size:clamp(42px,4vw,60px);}
  .landing__sub{max-width:420px;margin:24px 0 0;font-size:17px;}
  .landing__actions{align-items:flex-start;margin-top:42px;}
  .landing__actions .btn--primary{max-width:330px;}
  .landing__note{margin-left:4px;}
  .landing__loading{align-items:flex-start;}

  .find{
    max-width:1160px;
    display:grid;
    grid-template-columns:minmax(0,1fr) minmax(0,475px);
    grid-template-areas:
      "top top"
      "hero side"
      "dial side"
      "alt side";
    gap:18px 42px;
    align-items:start;
    padding-top:calc(env(safe-area-inset-top) + 30px);
  }

  .topbar{grid-area:top;margin-bottom:16px;}
  .hero{grid-area:hero;margin-bottom:0;}
  .hero__facts{max-width:470px;}
  .dialbox{grid-area:dial;margin-bottom:0;}
  .dial{width:min(27vw,340px);height:min(27vw,340px);}
  .altitude{grid-area:alt;}
  .panels{grid-area:side;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;}
  .panels .panel:nth-child(3),.panel--phase,.panels .btn--card,.panels .footnote{grid-column:1 / -1;}
  .panels .panel{min-width:0;}
  .panels .row{flex-wrap:wrap;gap:2px;}
  .panels .row dd{text-align:left;}

  .sheet{align-items:center;justify-content:center;padding:28px;}
  .sheet__panel{max-width:520px;max-height:min(720px,88dvh);border:1px solid var(--hair);border-radius:24px;padding-bottom:10px;}
  .sheet__scrim{background:rgba(5,8,15,.76);}
}

@media (max-height:560px){
  .overlay{align-items:flex-start;}
  .card-preview,.card-preview img{max-height:calc(100dvh - 150px);}
  .sheet__panel{max-height:94dvh;}
}