:root{
  --ink:#18241F; --ink-soft:#5C6A63; --paper:#ECEEE8; --card:#FFFFFF; --line:#D2D7CD;
  --red:#B0472F; --green:#4C7A50; --blue:#2F5F7C; --yellow:#B0801A; --pink:#A85B72; --neutral:#7A857C;
  --tap:48px;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}
body{
  background:var(--paper);color:var(--ink);
  font:16px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  padding-bottom:calc(96px + env(safe-area-inset-bottom));-webkit-text-size-adjust:100%;
}
body.plain{padding-bottom:calc(24px + env(safe-area-inset-bottom))}
.wrap{max-width:660px;margin:0 auto;padding:0 14px}

header{
  position:sticky;top:0;z-index:20;background:rgba(236,238,232,.94);
  backdrop-filter:saturate(140%) blur(12px);-webkit-backdrop-filter:saturate(140%) blur(12px);
  border-bottom:1px solid var(--line);padding-top:env(safe-area-inset-top);
}
.head-inner{padding:10px 0 8px;display:flex;align-items:baseline;gap:10px}
h1{font-family:"Avenir Next Condensed","Futura","Avenir Next",sans-serif;font-weight:600;
   letter-spacing:.06em;text-transform:uppercase;font-size:16px;margin:0;flex:1}
.back{font:600 12px/1 ui-monospace,Menlo,monospace;color:var(--ink-soft);text-decoration:none;
  padding:6px 0 6px 0;letter-spacing:.06em}
.saved{font:11px/1 ui-monospace,Menlo,monospace;letter-spacing:.06em;text-transform:uppercase;
  color:var(--ink-soft);white-space:nowrap;text-align:right}
.bar{height:3px;background:var(--line);border-radius:2px;overflow:hidden;margin-bottom:8px}
.bar > i{display:block;height:100%;width:0;background:var(--ink);transition:width .3s ease}
.index{display:grid;grid-template-columns:repeat(9,1fr);gap:5px;padding:2px 0 10px}
.index.wide{grid-template-columns:repeat(8,1fr)}
.chip{font:600 12px/1 ui-monospace,Menlo,monospace;height:30px;border:1px solid var(--line);
  background:var(--card);border-radius:8px;color:var(--ink-soft);display:flex;align-items:center;
  justify-content:center;cursor:pointer;padding:0;position:relative;overflow:hidden}
.chip span{position:relative;z-index:1}
.chip i{position:absolute;left:0;bottom:0;width:100%;height:0;background:var(--c,var(--neutral));opacity:.85;transition:height .3s ease}
.chip.on{color:#fff;border-color:transparent}

section{background:var(--card);border:1px solid var(--line);border-radius:14px;margin:10px 0;overflow:hidden}
.sec-head{display:flex;align-items:center;gap:12px;width:100%;padding:14px;background:none;border:0;
  text-align:left;font:inherit;color:inherit;cursor:pointer;min-height:var(--tap)}
.num{flex:none;min-width:26px;height:26px;padding:0 5px;border-radius:7px;background:var(--c,var(--neutral));
  color:#fff;font:600 12px/26px ui-monospace,Menlo,monospace;text-align:center}
.sec-title{flex:1;font-family:"Avenir Next Condensed","Futura","Avenir Next",sans-serif;font-weight:600;
  letter-spacing:.03em;font-size:17px}
.count{font:11px/1 ui-monospace,Menlo,monospace;color:var(--ink-soft);flex:none}
.caret{flex:none;width:10px;height:10px;border-right:2px solid var(--ink-soft);border-bottom:2px solid var(--ink-soft);
  transform:rotate(45deg) translate(-2px,-2px);transition:transform .2s ease}
section.open .caret{transform:rotate(225deg) translate(-2px,-2px)}
.body{display:none;padding:0 14px 8px}
section.open .body{display:block}
.hint{font-size:13px;color:var(--ink-soft);border-left:2px solid var(--c,var(--neutral));padding:2px 0 2px 10px;margin:0 0 14px}

.shot{border-top:1px solid var(--line);padding:12px 0}
.shot:first-child{border-top:0}
.shot-top{display:flex;gap:12px;align-items:flex-start;cursor:pointer}
.thumb{flex:none;width:74px;height:74px;border-radius:10px;border:1px dashed var(--line);
  background:#FBFBF9;display:flex;align-items:center;justify-content:center;overflow:hidden;position:relative}
.thumb img{width:100%;height:100%;object-fit:cover}
.thumb .plus{font-size:22px;color:var(--ink-soft);font-weight:300}
.shot.has .thumb{border-style:solid;border-color:var(--c,var(--neutral))}
.shot-meta{flex:1;min-width:0}
.sid{font:600 12px/1 ui-monospace,Menlo,monospace;color:var(--c,var(--neutral));letter-spacing:.06em}
.sdesc{font-size:14px;margin:4px 0 6px}
.state{font:11px/1 ui-monospace,Menlo,monospace;color:var(--ink-soft);text-transform:uppercase;letter-spacing:.06em}
.shot.has .state{color:var(--c,var(--neutral))}
.detail{display:none;padding:12px 0 2px}
.shot.open .detail{display:block}
.cambtns{display:flex;gap:8px;margin-bottom:12px}
.cambtn{flex:1;min-height:42px;border-radius:10px;border:1px solid var(--ink);background:var(--ink);
  color:#fff;font-size:14px;font-weight:600;cursor:pointer}
.cambtn.ghost{background:transparent;color:var(--ink)}
.cambtn.warn{background:transparent;color:var(--red);border-color:var(--red);flex:0 0 90px}

.f{padding:0 0 12px}
label.lab{display:block;font-size:13px;font-weight:600;margin:0 0 6px}
.inp{width:100%;min-height:var(--tap);border:1px solid var(--line);background:#FBFBF9;border-radius:10px;
  padding:10px 12px;font:16px/1.3 -apple-system,BlinkMacSystemFont,sans-serif;color:var(--ink);
  -webkit-appearance:none;appearance:none}
.inp.mono{font-family:ui-monospace,Menlo,monospace}
textarea.inp{min-height:70px;resize:vertical}
.inp:focus{outline:2px solid var(--ink);outline-offset:1px;background:#fff}
.unit{position:relative}
.unit .inp{padding-right:56px}
.unit em{position:absolute;right:12px;top:50%;transform:translateY(-50%);
  font:11px/1 ui-monospace,Menlo,monospace;color:var(--ink-soft);font-style:normal}
.opts{display:flex;flex-wrap:wrap;gap:6px}
.opt{min-height:40px;display:inline-flex;align-items:center;padding:8px 13px;border:1px solid var(--line);
  background:#FBFBF9;border-radius:999px;font-size:14px;cursor:pointer;color:var(--ink-soft)}
.opt.sel{background:var(--c,var(--neutral));border-color:transparent;color:#fff;font-weight:600}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.checkline{display:flex;align-items:flex-start;gap:10px;padding:10px 0;border-top:1px solid var(--line);cursor:pointer}
.checkline:first-child{border-top:0}
.box{flex:none;width:24px;height:24px;border-radius:7px;border:1px solid var(--line);background:#FBFBF9;
  display:flex;align-items:center;justify-content:center;margin-top:1px}
.checkline.on .box{background:var(--ink);border-color:var(--ink)}
.checkline.on .box::after{content:"";width:6px;height:11px;border-right:2px solid #fff;border-bottom:2px solid #fff;transform:rotate(45deg) translate(-1px,-1px)}
.checkline p{margin:0;font-size:14px;flex:1}

.dock{position:fixed;left:0;right:0;bottom:0;z-index:30;background:rgba(236,238,232,.95);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-top:1px solid var(--line);
  padding:10px 14px calc(10px + env(safe-area-inset-bottom))}
.dock-inner{max-width:660px;margin:0 auto;display:flex;gap:8px}
button.act{flex:1;min-height:var(--tap);border-radius:11px;border:1px solid var(--ink);background:var(--ink);
  color:#fff;font-size:15px;font-weight:600;cursor:pointer}
button.act.ghost{background:transparent;color:var(--ink)}
.out{padding:14px 0 24px}
.out textarea{height:260px;font:13px/1.4 ui-monospace,Menlo,monospace}
.small{font-size:12px;color:var(--ink-soft);text-align:center;padding:10px 0 0}
.toast{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(86px + env(safe-area-inset-bottom));
  z-index:40;background:var(--ink);color:#fff;padding:10px 16px;border-radius:999px;font-size:13px;
  opacity:0;pointer-events:none;transition:opacity .25s ease;max-width:88vw;text-align:center}
.toast.show{opacity:1}
.viewer{position:fixed;inset:0;z-index:50;background:rgba(24,36,31,.96);display:none;
  flex-direction:column;padding:env(safe-area-inset-top) 14px calc(14px + env(safe-area-inset-bottom))}
.viewer.on{display:flex}
.viewer img{flex:1;min-height:0;width:100%;object-fit:contain}
.viewer .vtop{display:flex;align-items:center;gap:12px;padding:12px 0;color:#fff}
.viewer .vtop b{flex:1;font:600 13px/1 ui-monospace,Menlo,monospace;letter-spacing:.06em}
.viewer button{min-height:42px;padding:0 16px;border-radius:10px;border:1px solid rgba(255,255,255,.4);
  background:transparent;color:#fff;font-size:14px;cursor:pointer}
.viewer p{color:rgba(255,255,255,.6);font-size:12px;text-align:center;margin:10px 0 0}
.aerial{width:100%;border-radius:12px;border:1px solid var(--line);margin-bottom:12px;display:block}

/* home */
.hero{padding:34px 0 10px}
.hero h2{font-family:"Avenir Next Condensed","Futura","Avenir Next",sans-serif;font-size:34px;
  line-height:1.05;margin:0 0 10px;letter-spacing:.01em}
.hero p{color:var(--ink-soft);margin:0;font-size:15px;max-width:34em}
a.tile{display:block;text-decoration:none;color:inherit;background:var(--card);border:1px solid var(--line);
  border-radius:14px;padding:18px;margin:10px 0}
a.tile .k{font:600 11px/1 ui-monospace,Menlo,monospace;letter-spacing:.1em;text-transform:uppercase;color:var(--c)}
a.tile h3{font-family:"Avenir Next Condensed","Futura","Avenir Next",sans-serif;font-size:22px;margin:8px 0 6px}
a.tile p{margin:0;font-size:14px;color:var(--ink-soft)}
a.tile .meter{height:3px;background:var(--line);border-radius:2px;overflow:hidden;margin-top:14px}
a.tile .meter i{display:block;height:100%;background:var(--c);width:0}
.note{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px;margin:18px 0}
.note h4{margin:0 0 8px;font-size:14px}
.note ol{margin:0;padding-left:20px;font-size:14px;color:var(--ink-soft)}
.note li{margin-bottom:6px}
.tools{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0 30px}
.tools button{flex:1 1 45%;min-height:44px;border-radius:11px;border:1px solid var(--line);
  background:var(--card);color:var(--ink);font-size:14px;font-weight:600;cursor:pointer}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}