/* Roshni — photography planner. Light paper theme, mobile-first.
   Design language carried over from the approved phase-1 prototype:
   Lora display serif + Plus Jakarta Sans, burnt-orange accent, staggered reveals,
   sun-orb arc rise, moon rise + phase sweep, reduced-motion support throughout. */
:root{
  color-scheme: light dark;
  --bg:#f4f2ed; --surface:#fffefa; --surface-2:#e9e8e2;
  --ink:#151a1c; --muted:#60686b; --line:rgba(21,26,28,.13);
  --accent:#d85332; --accent-soft:#f4c6a8;
  --night:#17213c; --night-soft:#c9d5f4;
  --good:#32735b; --warn:#a86a1c; --bad:#b23a2e;
  --shadow:0 24px 70px rgba(25,31,33,.11);
  --radius-lg:30px; --radius-md:18px; --radius-sm:11px;
}
/* Dark theme — exact palette of the approved prototype; follows the system
   preference like the prototype (no theme switcher). */
@media (prefers-color-scheme: dark){
  :root{
    --bg:#0c1114; --surface:#141b1e; --surface-2:#1d272a;
    --ink:#f3f1ea; --muted:#aab3b2; --line:rgba(241,241,234,.13);
    --accent:#ef7451; --accent-soft:#6a382b;
    --night:#bbc8ef; --night-soft:#273353;
    --good:#72bd9b; --warn:#dfa05c; --bad:#e07a63;
    --shadow:0 30px 80px rgba(0,0,0,.34);
  }
}
*{box-sizing:border-box}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
button:focus:not(:focus-visible){outline:none}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);
  font-family:"Plus Jakarta Sans",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:Lora,Georgia,serif;font-weight:600;letter-spacing:-.02em;margin:0}
p{margin:0}
.shell{max-width:1180px;margin:0 auto;padding:14px 16px 70px}

/* ---------- top nav ---------- */
.utility{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:12px;flex-wrap:wrap;
  position:sticky;top:0;z-index:60;background:var(--bg);padding:10px 2px}
.night-toggle{margin-left:auto}
@media (max-width:760px){
  .section-nav{order:3;flex-basis:100%}
}
.brand{display:flex;flex-direction:column;line-height:1.15;font-family:Lora,Georgia,serif;font-weight:600;font-size:21px;color:var(--ink);text-decoration:none;white-space:nowrap}
.brand-name{margin:0;font-size:inherit;font-weight:inherit;font-family:inherit}
.brand em{font-style:normal;color:var(--accent)}
.brand-tag{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;font-size:8.5px;font-weight:700;letter-spacing:.24em;text-transform:uppercase;color:var(--muted)}
.section-nav{display:flex;background:var(--surface);border:1px solid var(--line);border-radius:16px;
  padding:4px;overflow-x:auto;scrollbar-width:none;-webkit-overflow-scrolling:touch}
.section-nav::-webkit-scrollbar{display:none}
.section-nav button{flex:1 1 0;min-width:76px;border:0;background:transparent;border-radius:11px;
  padding:10px 8px;color:var(--muted);font-size:11px;font-weight:700;cursor:pointer;font-family:inherit;
  white-space:nowrap;min-height:44px}
.section-nav button.active{background:var(--ink);color:var(--bg);box-shadow:var(--shadow)}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;border-radius:var(--radius-lg);min-height:340px;margin-bottom:18px;
  background:linear-gradient(180deg,#0d1526 0%,#17213c 46%,#3a2b4d 72%,#d85332 118%);
  color:#f4f2ed;display:flex;align-items:flex-end;box-shadow:var(--shadow)}
.hero .stars{position:absolute;inset:0;pointer-events:none;opacity:.9;
  background-image:
    radial-gradient(1.5px 1.5px at 12% 22%, #fff 50%, transparent 51%),
    radial-gradient(1px 1px at 28% 12%, #fff 50%, transparent 51%),
    radial-gradient(2px 2px at 44% 28%, #fff 50%, transparent 51%),
    radial-gradient(1px 1px at 61% 16%, #fff 50%, transparent 51%),
    radial-gradient(1.5px 1.5px at 74% 30%, #fff 50%, transparent 51%),
    radial-gradient(1px 1px at 88% 14%, #fff 50%, transparent 51%),
    radial-gradient(1.5px 1.5px at 95% 38%, #fff 50%, transparent 51%),
    radial-gradient(1px 1px at 6% 44%, #fff 50%, transparent 51%),
    radial-gradient(2px 2px at 36% 8%, #fff 50%, transparent 51%),
    radial-gradient(1px 1px at 68% 44%, #fff 50%, transparent 51%)}
.hero .hero-moon{position:absolute;top:34px;right:12%;width:74px;height:74px;border-radius:50%;overflow:hidden;
  background:#263142;
  box-shadow:inset -10px -8px 18px rgba(0,0,0,.38),0 0 44px rgba(120,140,220,.25);
  animation:moonFloat 9s ease-in-out infinite}
.hero .hero-moon-lit{position:absolute;inset:0;border-radius:50%;background:#e9e4d5}
html.night .hero .hero-moon-lit{background:#ff8a7a}
@keyframes moonFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-11px)}}
.hero .stars{animation:starTwinkle 6s ease-in-out infinite}
@keyframes starTwinkle{0%,100%{opacity:.9}50%{opacity:.55}}
.hero-copy{position:relative;padding:34px 26px 30px;max-width:640px}
.hero-kicker{display:flex;align-items:center;gap:8px;font-size:11px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-soft)}
.pulse{width:8px;height:8px;border-radius:50%;background:var(--accent-soft);animation:pulse 2.2s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:.45;transform:scale(.85)}50%{opacity:1;transform:scale(1.15)}}
.hero h1{font-size:clamp(38px,7vw,62px);line-height:1.02;margin:12px 0 10px;color:#fff}
.hero h1 em{font-style:italic;color:var(--accent-soft)}
.hero-copy>p{color:#d8d4c9;font-size:14px;max-width:46ch}
.hero-readout{display:flex;gap:26px;margin-top:18px;flex-wrap:wrap}
.readout span{display:block;font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:#b9b4a6}
.readout strong{display:block;font-family:Lora,Georgia,serif;font-size:22px;font-weight:600;color:#fff}

/* ---------- section scaffolding ---------- */
section.block{margin-top:44px}
.block-head{margin-bottom:18px}
.block-head h2{font-size:clamp(26px,4.5vw,38px);margin-bottom:6px}
.block-head p{color:var(--muted);font-size:13px;max-width:70ch}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-md);padding:22px;box-shadow:0 18px 55px rgba(20,26,28,.06)}
.card-title{display:flex;justify-content:space-between;align-items:start;gap:12px;margin-bottom:14px}
.card-title h3{font-size:19px}
.card-title p{color:var(--muted);font-size:11px;margin-top:3px}
.tag{display:inline-block;padding:5px 10px;border-radius:999px;background:var(--surface-2);color:var(--muted);font-size:10px;font-weight:700;white-space:nowrap}
.tag.good{background:rgba(50,115,91,.14);color:var(--good)}
.tag.warn{background:rgba(168,106,28,.14);color:var(--warn)}
.tag.bad{background:rgba(178,58,46,.13);color:var(--bad)}

/* ---------- planner layout ---------- */
.planner-grid{display:grid;grid-template-columns:330px minmax(0,1fr);gap:16px;align-items:start}
.controls{background:var(--surface);border:1px solid var(--line);border-radius:24px;padding:22px;position:sticky;top:12px}
.controls h2{font-size:21px;margin-bottom:12px}
.preset-row{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:16px}
.preset{border:1px solid var(--line);background:transparent;border-radius:999px;padding:8px 12px;
  font-size:11px;font-weight:700;color:var(--muted);cursor:pointer;font-family:inherit}
.preset.active{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.field{margin-bottom:12px;min-width:0}
.field label,.search-wrap label{display:block;font-size:10px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:6px}
.field input,.field select,.search-wrap input{width:100%;border:1px solid var(--line);border-radius:var(--radius-sm);
  background:var(--bg);color:var(--ink);padding:11px 12px;font-size:14px;font-family:inherit}
.field input:focus,.field select:focus,.search-wrap input:focus{outline:2px solid var(--accent);outline-offset:1px;border-color:var(--accent)}
/* iOS Safari's native date/time picker determines its own size from internal
   calendar/spinner UI, ignoring author width/height (WebKit RenderTheme). The
   documented fix: appearance:none makes WebKit skip those adjustments so the
   author's width/box-sizing stand as written. The native iOS date picker still
   opens on tap — the picker comes from the input's type, not its paint. */
.field input[type="date"]{display:block;width:100%;max-width:100%;min-width:0;box-sizing:border-box;
  -webkit-appearance:none;appearance:none}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.update{width:100%;margin-top:4px;border:0;border-radius:999px;background:var(--accent);color:#fff;
  font-weight:700;font-size:14px;padding:13px;cursor:pointer;font-family:inherit}
.update:active{transform:scale(.98)}
.coordinate-note{font-size:10.5px;color:var(--muted);margin-top:10px;line-height:1.5}

/* ---------- sky map ---------- */
.sky-map{height:340px;border-radius:16px;overflow:hidden;background:#0d1420;border:1px solid var(--line)}
.map-legend{display:flex;flex-wrap:wrap;gap:6px 16px;margin-top:12px;font-size:12px;color:var(--muted)}
.map-legend .li{display:inline-flex;align-items:center}
.map-legend .dot{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:7px;flex:none}

/* ---------- saved places ---------- */
.saved-label{display:block;font-size:10px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin:2px 0 8px}
.saved-row{display:flex;flex-wrap:wrap;gap:7px;align-items:center;margin-bottom:16px}
.saved-chip{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);background:transparent;
  border-radius:999px;padding:7px 8px 7px 12px;font-size:11px;font-weight:700;color:var(--muted);cursor:pointer;font-family:inherit}
.saved-chip:hover{border-color:var(--accent);color:var(--ink)}
.saved-chip .x{border:0;background:transparent;color:var(--muted);font-size:13px;line-height:1;cursor:pointer;padding:2px 4px;border-radius:50%}
.saved-chip .x:hover{color:#e05a4e}
.saved-add{border-style:dashed}

#calc-print[hidden]{display:none}

/* ---------- red-safe night mode (preserves night vision in the field) ---------- */
.night-toggle{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line);background:transparent;
  border-radius:999px;padding:8px 12px;font-size:11px;font-weight:700;color:var(--muted);cursor:pointer;font-family:inherit;white-space:nowrap}
.night-toggle .ndot{width:9px;height:9px;border-radius:50%;background:#3a3f45;flex:none}
html.night .night-toggle{color:#ff7a6b;border-color:rgba(255,80,60,.4)}
html.night .night-toggle .ndot{background:#ff2d20;box-shadow:0 0 9px rgba(255,45,32,.9)}
html.night{
  color-scheme:dark;
  --bg:#080202; --surface:#100606; --surface-2:#1c0b09;
  --ink:#ff8a7a; --muted:#c05a4e; --line:rgba(255,100,80,.18);
  --accent:#ff2d20; --accent-soft:#5c1712;
  --night:#ff8a7a; --night-soft:#3a0f0c;
  --good:#ff8a7a; --warn:#ff8a7a; --bad:#ff2d20;
  --shadow:0 30px 80px rgba(0,0,0,.55);
}
html.night .hero{background:linear-gradient(180deg,#070101 0%,#140505 55%,#2b0d08 100%)}
html.night .hero .hero-moon{box-shadow:0 0 44px rgba(255,45,32,.35)}
html.night .hero h1{color:#ff9a8a}
html.night .hero-copy>p{color:#d98a7e}
html.night .hero-tag{color:#ff2d20}
html.night .hero-kicker{color:#ff7a6b}
html.night .readout strong{color:#ffb3a7}
html.night .light-card{background:#140707;border-color:rgba(255,100,80,.16)}
html.night .light-card.blue{background:linear-gradient(160deg,#2b0f0c,#160707);border-color:transparent}
html.night .light-card.blue span,html.night .light-card.blue small{color:#c05a4e}
html.night .light-card.blue strong{color:#ff9a8a}
html.night .light-card.gold{background:linear-gradient(160deg,#3a1410,#200b08);border-color:transparent}
html.night .light-card.gold span,html.night .light-card.gold small{color:#c05a4e}
html.night .light-card.gold strong{color:#ffb3a7}
html.night .light-card.night{background:linear-gradient(160deg,#1c0b09,#0d0403);border-color:transparent}
html.night .light-card.night span,html.night .light-card.night small{color:#a04a40}
html.night .light-card.night strong{color:#ff9a8a}
html.night .sun-orb{background:#ff2d20;box-shadow:0 0 0 8px rgba(255,45,32,.15),0 0 30px rgba(255,45,32,.45)}
html.night .moon-disc{background:#3a0f0c;box-shadow:inset -16px -12px 28px rgba(0,0,0,.5),0 0 35px rgba(255,45,32,.15)}
html.night .moon-lit{background:#ff8a7a}
html.night .timeline-track{filter:grayscale(1) sepia(1) hue-rotate(-50deg) saturate(4) brightness(.7)}
html.night .leaflet-tile-pane{filter:grayscale(1) sepia(1) hue-rotate(-50deg) saturate(4) brightness(.55)}
html.night .pulse{background:#ff2d20}
html.night .tag{background:#2b0d08;color:#ff8a7a}
html.night .preset.active{background:#ff2d20;border-color:#ff2d20;color:#0a0202}
html.night .update{background:#ff2d20;color:#0a0202}
html.night .brand em{color:#ff2d20}

/* ---------- export row ---------- */
.export-row{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0 4px}

/* ---------- celestial events ---------- */
.event-list{display:grid;gap:10px}
.event-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-md);padding:16px 18px}
.event-card .ev-top{display:flex;justify-content:space-between;align-items:baseline;gap:10px;margin-bottom:6px}
.event-card .ev-top strong{font-family:Lora,Georgia,serif;font-size:17px}
.event-card .ev-date{font-size:12px;color:var(--muted);white-space:nowrap}
.event-card .ev-vis{font-size:12.5px;margin-top:6px}
.event-card .ev-vis.good{color:var(--good)}
.event-card .ev-vis.dim{color:var(--muted)}
.event-card p.desc{font-size:12.5px;color:var(--muted);margin-top:4px}
.ev-badge{display:inline-block;font-size:10px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;
  border-radius:999px;padding:4px 10px;margin-right:6px}
.ev-badge.total{background:#3d2c12;color:#f6dfba}
.ev-badge.annular{background:#5c1712;color:#ff9a8a}
.ev-badge.partial{background:var(--surface-2);color:var(--muted)}
.ev-badge.penumbral{background:var(--surface-2);color:var(--muted);opacity:.75}
.ev-badge.lunar{background:#20304f;color:#c9d5f4}
.ev-badge.shower{background:#1c2440;color:#c9d5f4}
.align-checks{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:12px;font-size:13px;color:var(--muted)}
.align-checks label{display:inline-flex;align-items:center;gap:7px;cursor:pointer}
.align-checks input{accent-color:var(--accent);width:16px;height:16px}
#print-sheet{display:none}
@media print{
  body>*:not(#print-sheet){display:none!important}
  #print-sheet{display:block!important;color:#111;font-family:Georgia,serif;padding:24px}
  #print-sheet h1{font-size:22px;margin-bottom:4px}
  #print-sheet p.sub{font-size:12px;color:#555;margin-bottom:16px}
  #print-sheet table{border-collapse:collapse;width:100%;font-size:11px}
  #print-sheet th,#print-sheet td{border:1px solid #999;padding:5px 7px;text-align:right}
  #print-sheet th:first-child,#print-sheet td:first-child{text-align:left}
  #print-sheet thead th{background:#eee}
}
.search-wrap{margin-bottom:12px;position:relative}
.search-results{position:absolute;z-index:30;left:0;right:0;top:100%;margin-top:4px;background:var(--surface);
  border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);overflow:hidden;display:none;max-height:260px;overflow-y:auto}
.search-results.open{display:block;animation:dropdownIn .18s ease}
.search-results button{display:block;width:100%;text-align:left;border:0;background:transparent;padding:10px 13px;
  font-size:13px;color:var(--ink);cursor:pointer;font-family:inherit}
.search-results button:hover,.search-results button:focus{background:var(--surface-2);outline:none}
.search-results button small{display:block;color:var(--muted);font-size:10px}
@keyframes dropdownIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}

.result-head{display:flex;justify-content:space-between;align-items:start;gap:12px;margin-bottom:24px}
.result-head h2{font-size:clamp(24px,4vw,32px)}
.result-head p{color:var(--muted);font-size:12px;margin-top:2px}
.date-badge{text-align:right;font-size:12px;color:var(--muted);white-space:nowrap}
.date-badge strong{color:var(--ink)}

.day-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-bottom:14px}
.light-card{border-radius:var(--radius-md);padding:16px;min-height:128px;border:1px solid var(--line);background:var(--surface)}
.light-card span{font-size:10px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.light-card strong{display:block;font-family:Lora,Georgia,serif;font-size:19px;margin:8px 0 4px;line-height:1.25}
.light-card small{font-size:10.5px;color:var(--muted)}
.light-card.blue{background:linear-gradient(160deg,#20304f,#17213c);border-color:transparent}
.light-card.blue span,.light-card.blue small{color:#aeb9d4}
.light-card.blue strong{color:#fff}
.light-card.gold{background:linear-gradient(160deg,#f6dfba,#f0b96f);border-color:transparent}
.light-card.gold span{color:#7a5320}.light-card.gold small{color:#7a5320}.light-card.gold strong{color:#3d2c12}
.light-card.night{background:linear-gradient(160deg,#1c2440,#10182e);border-color:transparent}
.light-card.night span,.light-card.night small{color:#9aa6c8}.light-card.night strong{color:#fff}

.sky-panel{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:14px}
/* solar arc */
.sun-dial{position:relative;height:245px;margin:0 -2px;overflow:hidden}
.horizon{position:absolute;left:5%;right:5%;bottom:37px;height:1px;background:var(--line)}
.horizon::before{content:"W";position:absolute;left:-13px;top:10px;color:var(--muted);font-size:10px}
.horizon::after{content:"E";position:absolute;right:-13px;top:10px;color:var(--muted);font-size:10px}
.arc{position:absolute;width:90%;height:180px;left:5%;bottom:37px;border:1px dashed var(--line);border-bottom:0;
  border-radius:50% 50% 0 0/100% 100% 0 0}
.sun-orb{position:absolute;width:19px;height:19px;border-radius:50%;background:#f09b4d;
  box-shadow:0 0 0 8px rgba(240,155,77,.15),0 0 30px rgba(240,155,77,.42);
  transition:left 1.25s cubic-bezier(.18,.72,.18,1),bottom 1.25s cubic-bezier(.18,.72,.18,1),box-shadow .4s}
.sun-orb.arrived{box-shadow:0 0 0 9px rgba(240,155,77,.16),0 0 38px rgba(240,155,77,.55)}
.noon-line{position:absolute;bottom:37px;top:26px;left:50%;border-left:1px dotted var(--line)}
.dial-time{position:absolute;bottom:4px;font-size:10px;color:var(--muted)}
.dial-time.rise{left:5%}.dial-time.noon{left:50%;transform:translateX(-50%)}.dial-time.set{right:5%}
.now-read{position:absolute;left:50%;top:8px;transform:translateX(-50%);text-align:center}
.now-read strong{display:block;font-family:Lora,Georgia,serif;font-size:28px;font-weight:600}
.now-read span{color:var(--muted);font-size:10px}
/* light timeline */
.timeline{margin-top:6px}
.timeline-track{position:relative;display:flex;height:42px;overflow:hidden;border-radius:10px;background:var(--surface-2)}
.timeline-track>div{height:100%}
.timeline-legend{display:flex;flex-wrap:wrap;gap:4px 12px;margin-top:10px;font-size:10px;color:var(--muted)}
.timeline-legend i{display:inline-block;width:9px;height:9px;border-radius:3px;margin-right:5px;vertical-align:baseline}

/* astro panes */
.view-tabs{display:flex;gap:6px;margin-bottom:12px;flex-wrap:wrap}
.view-tabs button{border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:11px 17px;
  font-size:12px;font-weight:700;color:var(--muted);cursor:pointer;font-family:inherit;min-height:44px}
.view-tabs button.active{background:var(--night);color:var(--bg);border-color:var(--night)}
.view-pane{display:none}
.view-pane.active{display:block;animation:paneIn .3s ease}
@keyframes paneIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.astro-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.astro-stat{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-md);padding:16px}
.astro-stat span{font-size:10px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.astro-stat strong{display:block;font-family:Lora,Georgia,serif;font-size:19px;margin:7px 0 4px;line-height:1.3}
.astro-stat small{font-size:11px;color:var(--muted);line-height:1.5;display:block}
.guidance-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.guidance .icon{font-size:22px;margin-bottom:8px}
.guidance h3{font-size:16px;margin-bottom:6px}
.guidance p{font-size:12px;color:var(--muted);line-height:1.65}
/* moon visual */
.moon-visual{display:grid;place-items:center;min-height:190px;opacity:0;transform:translateY(34px) scale(.94)}
.moon-visual.moon-risen{opacity:1;transform:none;transition:opacity .85s ease,transform 1s cubic-bezier(.16,.76,.22,1)}
.moon-disc{position:relative;width:126px;height:126px;border-radius:50%;overflow:hidden;background:#263142;
  box-shadow:inset -16px -12px 28px rgba(0,0,0,.38),0 0 35px rgba(206,219,232,.12)}
.moon-lit{position:absolute;inset:0;border-radius:50%;background:#e9e4d5;transform-origin:right center;
  transition:transform 1.2s cubic-bezier(.2,.8,.2,1),opacity .8s ease}
.moon-meta{text-align:center;margin-top:12px}
.moon-meta strong{display:block;font-family:Lora,Georgia,serif;font-size:22px;font-weight:600}
.moon-meta span{display:block;color:var(--muted);font-size:11px;margin-top:5px}

/* 10-night calendar */
.calendar-card{margin-top:14px}
.night-calendar{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px}
.night-day{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-md);padding:14px;min-height:170px;position:relative}
.night-day.best{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent)}
.night-day .nd{font-size:11px;font-weight:700;color:var(--muted)}
.night-day .score{font-family:Lora,Georgia,serif;font-size:30px;font-weight:600;margin:6px 0 2px}
.night-day .bar{height:6px;border-radius:4px;background:var(--surface-2);margin:8px 0;overflow:hidden}
.night-day .bar i{display:block;height:100%;border-radius:4px;background:linear-gradient(90deg,var(--accent-soft),var(--accent))}
.night-day small{font-size:10.5px;color:var(--muted);line-height:1.5;display:block}
.night-day .crown{position:absolute;top:10px;right:12px;font-size:15px}
.ev-badges{margin:6px 0 2px}
.ev-mini{display:inline-block;font-size:9.5px;font-weight:800;letter-spacing:.04em;border-radius:999px;
  padding:3px 9px;margin:0 5px 4px 0;background:rgba(216,83,50,.14);color:var(--accent)}

/* ---------- dark-sky escapes ---------- */
.escape-region{font-size:13px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin:22px 0 12px}
.escape-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:12px}
.escape-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-md);padding:16px 18px;display:flex;flex-direction:column}
.escape-card .ev-top{display:flex;justify-content:space-between;align-items:flex-start;gap:10px;margin-bottom:6px}
.escape-card h3{font-family:Lora,Georgia,serif;font-size:16.5px;font-weight:600}
.bortle{font-size:10px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;border-radius:999px;
  padding:4px 10px;white-space:nowrap}
.bortle.b1{background:#123a2a;color:#9fe8c4}
.bortle.b2{background:#2c3a12;color:#dce89f}
.bortle.b3{background:#3d2c12;color:#f6dfba}
.escape-note{font-size:12.5px;color:var(--muted);margin:2px 0 10px;flex:1}
.escape-meta{display:flex;justify-content:space-between;gap:8px;font-size:11.5px;color:var(--muted);margin-bottom:12px}
.escape-go{align-self:flex-start}
@media (prefers-color-scheme:light){
  .bortle.b1{background:#d9f2e4;color:#0d5c36}
  .bortle.b2{background:#eef3d4;color:#5a6b12}
  .bortle.b3{background:#f7e8cf;color:#7a4d12}
}

/* ---------- motion, fluidity & plain explainers ---------- */
.block{content-visibility:auto;contain-intrinsic-size:auto 720px}
#planner{content-visibility:visible}
.night-day.clickable,.event-card.clickable{cursor:pointer}
.night-day.clickable:focus-visible,.event-card.clickable:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.night-day .bar i{width:0;animation:barFill 1.1s cubic-bezier(.2,.8,.2,1) .15s forwards}
@keyframes barFill{to{width:var(--w,50%)}}
.night-day .crown{animation:crownPulse 2.6s ease-in-out infinite}
@keyframes crownPulse{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.28);opacity:.85}}
.escape-card,.event-card{transition:transform .35s ease,box-shadow .35s ease}
.escape-card:hover,.event-card.clickable:hover{transform:translateY(-3px);box-shadow:0 10px 28px rgba(0,0,0,.28)}
.night-day.clickable{transition:transform .35s ease,box-shadow .35s ease,border-color .35s ease}
.night-day.clickable:hover{transform:translateY(-3px);border-color:var(--accent)}
.update:active,.escape-go:active,.night-day.clickable:active{transform:scale(.97)}
.plain{margin:10px 0 2px;font-size:13px}
.plain summary{cursor:pointer;font-weight:800;color:var(--accent);list-style:none;display:inline-flex;align-items:center;gap:6px;min-height:44px}
.plain summary::-webkit-details-marker{display:none}
.plain summary::before{content:'ⓘ';font-size:14px}
.plain[open] summary::before{content:'ⓘ'}
.plain p{color:var(--muted);margin:6px 0 4px;max-width:62ch;line-height:1.6}

/* ---------- live conditions ---------- */
.live-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.live-card .verdict{display:flex;align-items:center;gap:10px;margin:10px 0}
.dot{width:13px;height:13px;border-radius:50%;background:var(--muted);flex:none}
.dot.good{background:var(--good)}.dot.warn{background:var(--warn)}.dot.bad{background:var(--bad)}
.verdict strong{font-family:Lora,Georgia,serif;font-size:20px;font-weight:600}
.live-card p.note{font-size:12px;color:var(--muted);line-height:1.65}
.live-card .rows{margin-top:10px}
.live-row{display:flex;justify-content:space-between;gap:10px;padding:8px 0;border-top:1px solid var(--line);font-size:12.5px}
.live-row span:first-child{color:var(--muted)}
.live-row span:last-child{font-weight:600;text-align:right}
.loading{color:var(--muted);font-size:13px;padding:18px 0}
.offline-note{font-size:11px;color:var(--muted);border-top:1px dashed var(--line);margin-top:12px;padding-top:10px;line-height:1.6}

/* ---------- calculators ---------- */
.calc-cats{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:14px}
.calc-cats button{border:1px solid var(--line);background:transparent;border-radius:999px;padding:9px 14px;
  color:var(--muted);font-size:11.5px;font-weight:700;cursor:pointer;font-family:inherit}
.calc-cats button.active{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.workbench{display:grid;grid-template-columns:300px minmax(0,1fr);min-height:560px;border:1px solid var(--line);
  border-radius:26px;overflow:hidden;background:var(--surface);box-shadow:0 18px 55px rgba(20,26,28,.07)}
.calc-library{padding:12px;border-right:1px solid var(--line);background:var(--surface-2);overflow-y:auto;max-height:720px;scrollbar-width:thin}
.calc-library button{display:grid;grid-template-columns:34px minmax(0,1fr);gap:11px;align-items:center;width:100%;
  border:0;border-radius:14px;padding:10px;background:transparent;text-align:left;cursor:pointer;color:var(--muted);font-family:inherit}
.calc-library button:hover{background:rgba(140,150,155,.14)}
.calc-library button.active{background:var(--ink);color:var(--bg);box-shadow:0 6px 18px rgba(16,22,24,.07)}
.calc-library button.active .calc-index{background:rgba(128,128,128,.28);color:inherit}
.calc-library button.active .calc-cat{color:inherit;opacity:.72}
.calc-library button[hidden]{display:none}
.calc-index{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;
  background:rgba(216,83,50,.12);color:var(--accent);font-size:10px;font-weight:700}
.calc-library strong{display:block;font-size:12px;color:inherit}
.calc-library .calc-cat{display:block;margin-top:2px;font-size:9.5px;color:var(--muted)}
.calc-stage{min-width:0;padding:clamp(22px,4vw,44px)}
.calc-mobile-picker{display:none}
.calc-formula{font-size:11px;color:var(--muted);background:var(--surface-2);border-radius:10px;padding:10px 13px;margin:14px 0;line-height:1.6}
.calc-formula code{font-family:ui-monospace,Menlo,monospace;font-size:11px}
.calc-fields{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:8px}
.calc-field.wide{grid-column:1/-1}
.calc-output{margin-top:16px;border:1px solid var(--line);border-radius:var(--radius-md);padding:24px;background:var(--bg)}
.calc-output .out-label{font-size:10px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.calc-primary{font-family:Lora,Georgia,serif;font-size:clamp(38px,6vw,54px);font-weight:600;letter-spacing:-.03em;
  color:var(--accent);margin:8px 0 10px;line-height:1.05}
.calc-explain{font-size:13px;color:var(--muted);line-height:1.65;max-width:62ch}
.calc-facts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin-top:16px}
.calc-fact{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:10px 13px}
.calc-fact span{display:block;font-size:9.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.calc-fact strong{font-size:15px}
.calc-source{margin-top:14px;font-size:10.5px;color:var(--muted)}
.calc-source a{color:var(--accent)}

/* ---------- learn ---------- */
.learn-work{display:grid;grid-template-columns:250px minmax(0,1fr);border:1px solid var(--line);border-radius:26px;
  overflow:hidden;background:var(--surface);min-height:480px}
.lesson-rail{background:var(--surface-2);border-right:1px solid var(--line);padding:12px;overflow-y:auto;max-height:720px}
.lesson-rail button{display:block;width:100%;text-align:left;border:0;background:transparent;border-radius:12px;
  padding:11px 12px;cursor:pointer;color:var(--muted);font-family:inherit}
.lesson-rail button.active{background:var(--surface);color:var(--ink);box-shadow:0 6px 18px rgba(16,22,24,.07)}
.lesson-rail button[hidden]{display:none}
.lesson-rail strong{display:block;font-size:12px}
.lesson-rail span{display:block;font-size:9.5px;margin-top:2px}
.lesson-mobile{display:none}
.lesson-stage{min-width:0;padding:clamp(22px,4vw,40px)}
.lesson-cover{height:190px;border-radius:20px;margin-bottom:22px;position:relative;overflow:hidden;
  background:linear-gradient(140deg,#17213c,#3a2b4d 60%,#d85332 130%);display:flex;align-items:flex-end;padding:18px}
.lesson-cover .cover-glyph{position:absolute;right:14px;top:8px;font-size:74px;opacity:.28}
.lesson-cover-tag{position:relative;z-index:1;background:rgba(244,242,237,.92);color:#151a1c;font-size:10px;font-weight:700;
  letter-spacing:.1em;text-transform:uppercase;padding:6px 12px;border-radius:999px}
.lesson-meta{display:flex;gap:14px;font-size:11px;color:var(--muted);margin-bottom:10px;flex-wrap:wrap}
.lesson-stage h3{font-size:clamp(24px,4.5vw,32px);margin-bottom:10px}
.lesson-deck{color:var(--muted);font-size:14px;line-height:1.7;margin-bottom:20px;max-width:64ch}
.lesson-body{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:26px}
.lesson-body h4{font-family:"Plus Jakarta Sans",sans-serif;font-size:11px;font-weight:700;letter-spacing:.1em;
  text-transform:uppercase;color:var(--accent);margin:0 0 10px}
.lesson-points{margin:0;padding:0;list-style:none}
.lesson-points li{font-size:13.5px;line-height:1.65;padding:9px 0 9px 22px;position:relative;border-top:1px solid var(--line)}
.lesson-points li::before{content:"✦";position:absolute;left:2px;top:10px;color:var(--accent);font-size:11px}
.field-card{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius-md);padding:20px;align-self:start}
.field-card ol{margin:0;padding-left:18px;font-size:13px;line-height:1.65;color:var(--muted)}
.field-card ol li{margin-bottom:8px}
.lesson-source{margin-top:22px;font-size:11px;color:var(--muted);line-height:1.7}
.lesson-source a{color:var(--accent)}
/* equipment */
.equipment-head{display:flex;justify-content:space-between;gap:16px;align-items:start;margin:34px 0 16px}
.equipment-head h2{font-size:clamp(22px,4vw,30px)}
.equipment-note{font-size:12px;color:var(--muted);max-width:34ch;text-align:right}
.equipment-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.equipment-card{border:1px solid var(--line);border-radius:22px;background:var(--surface);overflow:hidden}
.equipment-visual{height:130px;position:relative;overflow:hidden}
.equipment-visual .ev-glyph{position:absolute;right:12px;bottom:-14px;font-size:96px;opacity:.25}
.ev-0{background:linear-gradient(135deg,#e8e2d4,#d8cdb4)}
.ev-1{background:linear-gradient(135deg,#20304f,#17213c)}
.ev-2{background:linear-gradient(135deg,#10182e,#2a2140)}
.ev-3{background:linear-gradient(135deg,#f0b96f,#d85332)}
.equipment-copy{padding:20px 22px 22px}
.equipment-copy>span{color:var(--accent);font-size:10px;font-weight:700;letter-spacing:.12em}
.equipment-copy h3{margin:8px 0 10px;font-size:21px}
.equipment-copy p{color:var(--muted);font-size:12px;line-height:1.65}
.kit-list{display:flex;flex-wrap:wrap;gap:6px;margin-top:14px}
.kit-list span{padding:6px 10px;border:1px solid var(--line);border-radius:999px;color:var(--muted);font-size:10px}

/* ---------- method / footer ---------- */
.source-notes{margin-top:40px;padding:24px 4px 0;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr auto;gap:26px;align-items:start}
.source-notes h2{font-size:19px;margin-bottom:8px}
.source-notes p{max-width:760px;color:var(--muted);font-size:11.5px;line-height:1.7}
.source-links{display:flex;flex-wrap:wrap;justify-content:end;gap:7px;max-width:440px}
.source-links a{padding:7px 10px;border:1px solid var(--line);border-radius:999px;font-size:10.5px;text-decoration:none;color:var(--muted)}
footer.site{margin-top:44px;padding:22px 6px 8px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;
  gap:8px 20px;justify-content:space-between;align-items:center;font-size:12px;color:var(--muted)}
footer.site a{color:var(--muted);text-decoration:none}
footer.site a:hover{color:var(--accent)}
.lang-toggle{background:none;border:0;color:var(--muted);font-size:12px;cursor:pointer;text-decoration:underline;
  text-underline-offset:3px;font-family:inherit;padding:0}
.lang-toggle:hover{color:var(--accent)}

/* ---------- reveal animations ---------- */
.reveal{opacity:0;transform:translateY(14px);animation:reveal .65s cubic-bezier(.2,.8,.2,1) forwards}
.reveal:nth-child(2){animation-delay:.08s}.reveal:nth-child(3){animation-delay:.16s}.reveal:nth-child(4){animation-delay:.24s}
@keyframes reveal{to{opacity:1;transform:none}}
.scroll-reveal{opacity:0;transform:translateY(24px)}
.scroll-reveal.in-view{opacity:1;transform:none;
  transition:opacity .65s ease var(--reveal-delay,0ms),transform .8s cubic-bezier(.16,.76,.22,1) var(--reveal-delay,0ms)}
.value-pulse{animation:valuePulse .5s cubic-bezier(.2,.8,.2,1)}
@keyframes valuePulse{from{opacity:.15;transform:translateY(5px)}to{opacity:1;transform:none}}

/* ---------- responsive ---------- */
@media (max-width:1040px){
  .planner-grid{grid-template-columns:1fr}
  .controls{position:static}
  .sky-panel{grid-template-columns:1fr}
  .night-calendar{grid-template-columns:repeat(5,minmax(0,1fr))}
  .workbench{grid-template-columns:260px minmax(0,1fr)}
}
@media (max-width:740px){
  .shell{padding:10px 12px 70px}
  .utility{flex-wrap:wrap}
  .section-nav{width:100%;justify-content:space-between}
  .section-nav button{flex:1;padding-inline:6px;font-size:11px}
  .hero{min-height:300px}
  .hero-copy{padding:26px 20px}
  .controls{padding:20px;border-radius:22px}
  .day-strip{grid-template-columns:1fr 1fr}
  .light-card{min-height:118px}
  .sky-panel,.astro-grid,.guidance-grid,.live-grid{grid-template-columns:1fr}
  .card{padding:20px;border-radius:22px}
  .night-calendar{grid-template-columns:repeat(2,minmax(0,1fr))}
  .workbench{display:block;border-radius:22px;min-height:0}
  .calc-library{display:none}
  .calc-mobile-picker{display:block;padding:14px 16px;border-bottom:1px solid var(--line);background:var(--surface-2)}
  .calc-mobile-picker label{display:block;font-size:10px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:6px}
  .calc-mobile-picker select{width:100%;padding:11px;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--bg);color:var(--ink);font-family:inherit;font-size:14px}
  .calc-stage{padding:22px 18px}
  .calc-fields{grid-template-columns:1fr 1fr}
  .learn-work{display:block;border-radius:22px;min-height:0}
  .lesson-rail{display:none}
  .lesson-mobile{display:block;padding:14px 16px;border-bottom:1px solid var(--line);background:var(--surface-2)}
  .lesson-mobile label{display:block;font-size:10px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:6px}
  .lesson-mobile select{width:100%;padding:11px;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--bg);color:var(--ink);font-family:inherit;font-size:14px}
  .lesson-stage{padding:20px 18px}
  .lesson-cover{height:150px}
  .lesson-body{grid-template-columns:1fr;gap:20px}
  .equipment-grid{grid-template-columns:1fr}
  .source-notes{grid-template-columns:1fr}
  .source-links{justify-content:start}
}
@media (max-width:390px){
  .day-strip{grid-template-columns:1fr}
  .night-calendar{grid-template-columns:1fr}
  .calc-fields{grid-template-columns:1fr}
  .calc-facts{grid-template-columns:1fr}
  .hero-readout{gap:16px}
  .calc-primary{font-size:40px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;scroll-behavior:auto!important;transition-duration:.01ms!important}
  .reveal,.scroll-reveal,.moon-visual{opacity:1;transform:none}
  .night-day .bar i{width:var(--w,50%)}
}