html{color-scheme:light;height:100%;overflow-x:hidden}
:root{
  --blue:#17181C;        /* メイン（ボタン等）。名前は互換のため残す */
  --blue-press:#000000;
  --blue-soft:#FDEFF4;
  --blue-3:#F7C6D8;
  --ink:#17181C;
  --pink:#EE7FA7;
  --pink-ink:#C2477A;
  --pink-soft:#FDEFF4;
  --ink-2:#3A4256;
  --muted:#5B6478;
  --muted-2:#8E97AD;
  --bg:#FFFFFF;
  --surface:#FFFFFF;
  --surface-2:#F4F6FA;
  --line:#E6E9F0;
  --line-2:#EEF1F6;
  --spark:#FFB224;
  --spark-soft:#FFF3D9;
  --spark-ink:#7A4B00;
  --green:#1E8A4C;
  --green-soft:#E7F6EE;
  --amber:#F3A63B;
  --amber-soft:#FFF4E3;
  --red:#E5484D;
  --red-soft:#FDECEA;
  --r-sm:10px;
  --r:14px;
  --r-lg:20px;
  --r-xl:28px;
  --shadow-card:none;
  --shadow-lift:none;
}
*{box-sizing:border-box}
img{max-width:100%}
body{margin:0;padding:0;background:var(--bg);color:var(--ink);font-family:"Plus Jakarta Sans","Noto Sans JP",system-ui,sans-serif;
display:flex;justify-content:center;height:100%;min-height:100vh;min-height:100dvh;overflow-x:hidden;font-weight:500}
h1,h2,h3,h4{margin:0;letter-spacing:-0.025em;font-weight:800;text-wrap:balance;color:var(--ink)}
.frame{width:100%;max-width:480px;height:100%;min-height:100vh;min-height:100dvh;background:var(--surface);border:none;border-radius:0;box-shadow:none;overflow:hidden;position:relative;display:flex;flex-direction:column}
@media (max-width:480px){.frame{max-width:100%}}
.screen{flex:1;display:flex;flex-direction:column;overflow:hidden;height:100%;background:var(--surface)}
.scroll{flex:1;overflow-y:auto;overflow-x:hidden;-webkit-overflow-scrolling:touch}
.scroll::-webkit-scrollbar{width:0}
.pad{padding:24px 20px 20px}
.btn{width:100%;border:none;border-radius:999px;padding:0 20px;min-height:52px;display:inline-flex;align-items:center;justify-content:center;font-size:15px;font-weight:700;font-family:inherit;cursor:pointer;letter-spacing:-0.01em;transition:transform .1s, background-color .15s}
.btn:active{transform:scale(.98)}
.btn:disabled{opacity:.4;cursor:not-allowed}
.btn-primary{background:var(--blue);color:#fff}
.btn-primary:active{background:var(--blue-press)}
.hero .btn-primary,
.btn-on-dark{background:var(--pink);color:#17181C}
.hero .btn-primary:active,
.btn-on-dark:active{background:#E2668F}
.btn-sub{background:#fff;color:var(--ink);border:1px solid var(--line)}
.btn-white{background:#fff;color:var(--ink);border:1px solid var(--line)}
.btn-ghost-blue{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.25)}
.btn-sm{width:auto;min-width:64px;white-space:nowrap;flex-shrink:0;padding:8px 14px;min-height:36px;font-size:12.5px;border-radius:999px}
.btn-stack{display:flex;flex-direction:column;gap:10px;margin-top:auto;padding-top:20px}
label.lbl{display:block;font-size:12.5px;font-weight:700;margin-bottom:8px;color:var(--ink)}
.input{width:100%;border:1px solid var(--line);background:var(--surface-2);color:var(--ink);border-radius:14px;padding:14px 15px;font-size:16px;font-family:inherit;outline:none;font-weight:500}
.input::placeholder{color:var(--muted-2)}
.input:focus{border-color:var(--blue);background:#fff}
.field{margin-bottom:16px}
.infobox{background:var(--surface-2);border:1px solid var(--line-2);border-radius:14px;padding:14px 15px;display:flex;gap:11px;font-size:12.5px;line-height:1.55;color:var(--ink-2);margin-bottom:10px}
.infobox.warn{background:var(--amber-soft);border-color:transparent}
.infobox.err{background:var(--red-soft);border-color:transparent;color:#8A2E26}
.infobox b{color:var(--ink)}
.infobox .ic{flex:none;font-size:15px;display:none}
.splash{flex:1;background:var(--surface);color:var(--ink);display:flex;flex-direction:column;align-items:center;justify-content:center;padding:32px 20px;text-align:center}
.splash .glyph{width:84px;height:84px;border-radius:24px;background:var(--blue-soft);display:flex;align-items:center;justify-content:center;font-size:38px;color:var(--pink-ink);margin-bottom:24px}
.splash h2{font-size:32px;font-weight:800;letter-spacing:-0.03em;color:var(--ink)}
.splash .tag{font-size:15px;font-weight:700;margin-top:12px;color:var(--muted)}
.splash .sub{font-size:13.5px;line-height:1.65;color:var(--muted);margin-top:10px;max-width:280px;font-weight:500}
.splash .acts{width:100%;margin-top:auto;display:flex;flex-direction:column;gap:10px}
.steps{display:flex;gap:7px;margin-bottom:24px}
.steps span{height:4px;flex:1;border-radius:2px;background:var(--line);transition:background .2s}
.steps span.on{background:var(--ink)}
.h-lg{font-size:24px;font-weight:800;line-height:1.25;letter-spacing:-0.025em}
.h-md{font-size:20px;font-weight:800;line-height:1.25;letter-spacing:-0.02em}
.sub{color:var(--muted);font-size:13.5px;line-height:1.65;margin-top:10px;font-weight:500}
.otp{display:flex;gap:8px;margin:22px 0}
.otp input{width:100%;text-align:center;font-size:21px;font-weight:800;padding:14px 0;font-family:inherit;border:1px solid var(--line);border-radius:14px;background:var(--surface-2);color:var(--ink);outline:none}
.otp input:focus{border-color:var(--blue);background:#fff}
.consent{border:1px solid var(--line);border-radius:20px;padding:4px 18px;margin-bottom:14px;background:#fff}
.crow{display:flex;gap:12px;align-items:flex-start;padding:14px 0;cursor:pointer}
.crow+.crow{border-top:1px solid var(--line-2)}
.cbox{width:22px;height:22px;border-radius:6px;border:1.8px solid var(--line);flex:none;background:var(--surface-2);display:flex;align-items:center;justify-content:center;font-size:12px;color:#fff;margin-top:1px}
.cbox.on{background:var(--ink);border-color:var(--ink)}
.ctext{font-size:12.5px;line-height:1.55;color:var(--ink-2);font-weight:500}
.ctext b{color:var(--ink);display:block;font-size:13.5px;font-weight:700;margin-bottom:3px}
.circle-art{width:96px;height:96px;border-radius:100px;background:var(--surface-2);margin:0 auto 18px;display:flex;align-items:center;justify-content:center;font-size:40px;color:var(--ink)}
.checklist{background:var(--surface-2);border-radius:20px;padding:16px 18px;margin-bottom:10px}
.checklist div{display:flex;gap:10px;align-items:flex-start;font-size:12.5px;color:var(--ink-2);line-height:1.5;font-weight:500}
.checklist div+div{margin-top:12px}
.checklist .ck{color:var(--green);flex:none;font-weight:800}
.class-card{border:1px solid var(--line);border-radius:20px;padding:14px 18px;margin-bottom:10px;background:var(--surface);display:flex;justify-content:space-between;align-items:center;gap:12px}
.class-card .code{font-size:11.5px;font-weight:800;color:var(--pink-ink)}
.class-card .name{font-weight:700;font-size:14.5px;margin:3px 0 4px}
.class-card .meta{font-size:11.5px;color:var(--muted);font-weight:500}
.xbtn{border:none;background:var(--surface-2);width:30px;height:30px;border-radius:100px;color:var(--muted);cursor:pointer;font-size:13px;flex:none;display:inline-flex;align-items:center;justify-content:center}
.row-between{display:flex;justify-content:space-between;align-items:center;margin:22px 0 12px}
.row-between .t{font-size:17px;font-weight:800;letter-spacing:-0.02em}
.row-between .a{font-size:12.5px;font-weight:700;color:var(--pink-ink);cursor:pointer}
.topbar{flex:none;padding:calc(14px + env(safe-area-inset-top, 0px)) 20px 12px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line-2);background:var(--surface);z-index:10}
.topbar .word{font-size:20px;font-weight:800;letter-spacing:-0.03em;color:var(--ink)}
.topbar .right{display:flex;align-items:center;gap:8px}
.pointpill{display:flex;align-items:center;gap:5px;background:var(--spark-soft);color:var(--spark-ink);padding:6px 12px;border-radius:999px;font-size:12px;font-weight:800}
.pointpill .ic{color:var(--spark);font-size:13px}
.avatar{width:33px;height:33px;border-radius:100px;background:var(--surface-2);color:var(--ink);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:800;flex:none;cursor:pointer;overflow:hidden;position:relative}
.avatar img{width:100%;height:100%;object-fit:cover;display:block}
.avatar.xs{width:22px;height:22px;font-size:9.5px}
.avatar.sm{width:30px;height:30px;font-size:11px}
.avatar.lg{width:74px;height:74px;font-size:23px;background:var(--surface-2);color:var(--ink);border:1px solid var(--line)}
.navbar{flex:none;display:flex;border-top:1px solid var(--line-2);background:#ffffff;padding-bottom:calc(6px + env(safe-area-inset-bottom, 0px));z-index:10}
.nav-btn{flex:1;background:none;border:none;padding:8px 2px 8px;display:flex;flex-direction:column;align-items:center;gap:3px;color:var(--muted-2);font-size:11px;font-weight:700;font-family:inherit;cursor:pointer;position:relative}
.nav-btn .ic{display:flex;align-items:center;justify-content:center;width:24px;height:24px;color:inherit}
.nav-btn.active{color:var(--pink);font-weight:800}
.nav-btn.active .ic svg{stroke-width:2.2}
.nav-btn .dot{position:absolute;top:6px;right:50%;margin-right:-14px;width:6px;height:6px;border-radius:100px;background:var(--pink)}
.hero{margin:16px 20px 0;border-radius:28px;overflow:hidden;position:relative;color:#fff;min-height:240px;display:flex;flex-direction:column;padding:22px;background:var(--ink)}
.hero.done{background:var(--ink)}
.hero.off{background:var(--ink)}
.pill{display:inline-flex;align-items:center;gap:7px;background:rgba(255,255,255,.12);padding:6px 12px;border-radius:999px;font-size:12px;font-weight:700;width:fit-content;color:#fff}
.pill .dot{width:7px;height:7px;border-radius:100px;background:#4ADE80}
.pill .dot.gray{background:#8E97AD}
.hero .mid{margin:auto 0;display:flex;flex-direction:column;align-items:center;text-align:center;gap:12px}
.snap{width:70px;height:70px;border-radius:100px;background:#fff;color:var(--ink);border:none;font-size:25px;cursor:pointer;display:flex;align-items:center;justify-content:center}
.snap:disabled{background:rgba(255,255,255,.34);cursor:not-allowed}
.hero h3{font-size:20px;font-weight:800;letter-spacing:-0.03em;color:#fff}
.hero p{font-size:12px;color:#8E97AD;margin-top:3px;font-weight:500}
.tiles{display:flex;gap:10px;margin:14px 20px 0}
.tile{flex:1;background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:14px 16px}
.tile.point-tile{display:flex;align-items:center;gap:14px;padding:14px 16px}
.tile.point-tile .icon{margin-bottom:0;flex-shrink:0}
.tile .icon{width:34px;height:34px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:15px;margin-bottom:9px;background:var(--surface-2)}
.tile .icon.amber{background:var(--spark-soft);color:var(--spark-ink)}.tile .icon.blue{background:var(--pink-soft);color:var(--pink-ink)}
.tile .t{font-size:13.5px;font-weight:800}
.tile .d{font-size:11px;color:var(--muted);margin-top:3px;line-height:1.45;font-weight:500}
.sec-title{font-size:17px;font-weight:800;letter-spacing:-0.02em;color:var(--ink);margin:24px 20px 10px}
.segmented{display:flex;margin:14px 20px 8px;background:var(--surface-2);border-radius:999px;padding:4px}
.segmented button{flex:1;border:none;background:none;padding:9px 12px;border-radius:999px;font-size:13px;font-weight:700;color:var(--muted);cursor:pointer;font-family:inherit}
.segmented button.active{background:var(--ink);color:#fff}
.empty{margin:auto;text-align:center;padding:38px 24px;display:flex;flex-direction:column;align-items:center}
.empty .ic{width:62px;height:62px;border-radius:100px;background:var(--surface-2);display:flex;align-items:center;justify-content:center;font-size:25px;margin-bottom:15px;color:var(--muted)}
.empty h3{font-size:17px;font-weight:800}
.empty p{font-size:12.5px;color:var(--muted);line-height:1.6;margin:9px 0 18px;font-weight:500}
.empty .btn{max-width:210px}
.post{margin:0 20px 16px;border-radius:20px;overflow:hidden;background:var(--surface);border:1px solid var(--line)}
.post .photo{height:220px;position:relative;display:flex;align-items:flex-end;padding:12px;gap:6px;flex-wrap:wrap;background-size:cover;background-position:center}
.post .photo::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(0,0,0,.45),transparent 58%)}
.post .photo .tag{position:relative;z-index:1;background:rgba(255,255,255,.22);backdrop-filter:blur(10px);color:#fff;font-size:11px;font-weight:700;padding:5px 10px;border-radius:999px}
.post .body{padding:14px 16px 15px}
.post .head{display:flex;align-items:center;gap:9px;margin-bottom:10px}
.post .who{font-size:13.5px;font-weight:800;cursor:pointer}
.post .meta{font-size:11px;color:var(--muted);font-weight:500;margin-top:1px}
.post .acts{display:flex;gap:7px;align-items:center}
.iact{border:1px solid var(--line);background:none;border-radius:999px;padding:7px 12px;font-size:12px;font-weight:700;color:var(--ink-2);cursor:pointer;font-family:inherit;display:inline-flex;align-items:center;gap:5px}
.iact.on{background:var(--red-soft);color:var(--red);border-color:var(--red-soft)}
.iact.flag{margin-left:auto;border:none;background:none;color:var(--muted-2);padding:7px 4px}
.cmt{border-top:1px solid var(--line-2);margin-top:11px;padding-top:10px}
.cmt .c{font-size:12px;color:var(--ink-2);line-height:1.5;font-weight:500}
.cmt .c b{color:var(--ink);font-weight:700}
.cmt .c+.c{margin-top:6px}
.cmt-form{display:flex;gap:7px;margin-top:10px}
.cmt-form input{flex:1;border:1px solid var(--line);border-radius:999px;padding:9px 14px;font-size:15px;font-family:inherit;outline:none;background:var(--surface-2)}
.cmt-form input:focus{border-color:var(--blue);background:#fff}
.lockcard{margin:14px 20px;border:1px solid var(--line);border-radius:20px;padding:22px 18px;text-align:center;background:var(--surface-2)}
.lockcard .ic{font-size:28px;margin-bottom:12px;color:var(--muted)}
.lockcard h3{font-size:16px;font-weight:800;margin-bottom:8px}
.lockcard p{font-size:12.5px;color:var(--ink-2);line-height:1.6;font-weight:500}
.course{margin:0 20px 12px;border:1px solid var(--line);border-radius:20px;padding:16px;background:var(--surface);cursor:pointer}
.course .top{display:flex;justify-content:space-between;align-items:flex-start;gap:10px;margin-bottom:12px}
.course .code{font-size:11px;font-weight:800;color:var(--pink-ink)}
.course .name{font-size:15.5px;font-weight:800;margin-top:3px}
.course .cnt{font-size:11px;color:var(--muted);white-space:nowrap;font-weight:700}
.bar-row{display:flex;align-items:center;gap:10px;margin-bottom:9px}
.bar-row .bl{font-size:11.5px;color:var(--ink-2);font-weight:600;width:84px;flex:none}
.bar-track{flex:1;height:8px;background:var(--surface-2);border-radius:4px;overflow:hidden}
.bar-fill{height:100%;border-radius:4px;background:var(--pink)}
.bar-row .bv{font-size:11.5px;font-weight:800;width:30px;text-align:right;flex:none;font-variant-numeric:tabular-nums}
.prop{margin-top:14px}
.prop .pl{font-size:11.5px;color:var(--ink-2);font-weight:600;margin-bottom:7px}
.prop-bar{display:flex;height:22px;border-radius:6px;overflow:hidden;gap:2px}
.prop-seg{display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:800;color:#fff}
.prop-legend{display:flex;gap:12px;margin-top:8px;flex-wrap:wrap}
.prop-legend span{display:flex;align-items:center;gap:5px;font-size:10.5px;color:var(--muted);font-weight:600}
.prop-legend i{width:9px;height:9px;border-radius:3px;display:block}
.back{display:flex;align-items:center;gap:11px;padding:15px 20px 2px}
.back button{border:none;background:var(--surface-2);width:32px;height:32px;border-radius:100px;cursor:pointer;font-size:14px;color:var(--ink);display:inline-flex;align-items:center;justify-content:center}
.back .t{font-size:12.5px;font-weight:800;color:var(--muted)}
.chips{display:flex;flex-wrap:wrap;gap:7px}
.chip{border:1px solid var(--line);background:var(--surface-2);padding:8px 16px;border-radius:999px;font-size:13px;color:var(--ink);cursor:pointer;font-family:inherit;font-weight:700}
.chip.sel{background:var(--ink);color:#fff;border-color:var(--ink)}
.chip.sel.blue{background:var(--ink);color:#fff;border-color:var(--ink)}
.qgroup{margin-bottom:20px}
.qgroup .q{font-size:13.5px;font-weight:800;margin-bottom:9px}
.scale{display:flex;gap:6px}
.scale button{flex:1;border:1px solid var(--line);background:var(--surface);border-radius:12px;padding:11px 0;font-size:15px;font-weight:800;cursor:pointer;font-family:inherit;color:var(--ink-2)}
.scale button.sel{background:var(--ink);color:#fff;border-color:var(--ink)}
.scale-ends{display:flex;justify-content:space-between;font-size:10.5px;color:var(--muted);font-weight:600;margin-top:6px}
.frow{display:flex;align-items:center;gap:12px;padding:14px 20px;border-bottom:1px solid var(--line-2)}
.frow .info{flex:1;cursor:pointer}
.frow .nm{font-size:14px;font-weight:800}
.frow .un{font-size:11px;color:var(--muted);margin-top:2px;font-weight:600}
.phead{padding:26px 20px 20px;text-align:center;border-bottom:1px solid var(--line-2)}
.phead h2{font-size:20px;font-weight:800;margin:12px 0 4px}
.phead p{font-size:12px;color:var(--muted);font-weight:600}
.fcounts{display:flex;justify-content:center;gap:24px;margin-top:16px}
.fcounts div{text-align:center}
.fcounts .n{font-size:17px;font-weight:800}
.fcounts .l{font-size:10.5px;color:var(--muted);font-weight:600;margin-top:2px}
.pacts{display:flex;gap:9px;padding:16px 20px 4px}
.pacts .btn{flex:1}
.mrow{display:flex;justify-content:space-between;align-items:center;padding:15px 20px;border-bottom:1px solid var(--line-2);font-size:13.5px;cursor:pointer;font-weight:600}
.mrow .r{color:var(--muted);font-size:12px;font-weight:600}
.sheet{position:absolute;inset:0;background:var(--surface);z-index:20;display:flex;flex-direction:column;height:100%;padding-bottom:env(safe-area-inset-bottom, 0px)}
.sheet-head{display:flex;justify-content:space-between;align-items:center;padding:calc(14px + env(safe-area-inset-top, 0px)) 20px 12px;border-bottom:1px solid var(--line-2)}
.sheet-head h3{font-size:17px;font-weight:800}
.closex{border:none;background:var(--surface-2);width:32px;height:32px;border-radius:100px;cursor:pointer;font-size:14px;color:var(--ink);display:inline-flex;align-items:center;justify-content:center}
.camera{margin:16px 20px 0;aspect-ratio:3/4;border-radius:20px;overflow:hidden;position:relative;background:#1B1F2B;display:flex;align-items:center;justify-content:center;background-size:cover;background-position:center}
.camera .guide{position:absolute;left:12px;right:12px;top:12px;background:rgba(11,16,32,.75);backdrop-filter:blur(8px);color:#fff;font-size:11px;line-height:1.55;padding:11px 13px;border-radius:12px;font-weight:600;z-index:2}
.camera .mute{position:absolute;right:12px;bottom:12px;background:rgba(255,255,255,.18);backdrop-filter:blur(8px);color:#fff;font-size:10px;font-weight:700;padding:5px 10px;border-radius:999px;z-index:2}
.camera .ph{color:rgba(255,255,255,.6);font-size:12.5px;text-align:center;padding:0 30px;line-height:1.6;font-weight:600;z-index:1}
.camera input[type=file]{position:absolute;inset:0;opacity:0;cursor:pointer;z-index:3}
.uplabel{font-size:11px;font-weight:800;letter-spacing:.09em;text-transform:uppercase;color:var(--muted);margin-bottom:9px}
.vis{display:flex;gap:8px}
.vis button{flex:1;border:1px solid var(--line);background:var(--surface);border-radius:14px;padding:12px 12px;cursor:pointer;font-family:inherit;text-align:left}
.vis button.sel{border-color:var(--ink);background:var(--surface-2)}
.vis .vt{font-size:13px;font-weight:800;color:var(--ink)}
.vis .vd{font-size:11px;color:var(--muted);margin-top:3px;font-weight:500;line-height:1.4}
.dmreq{margin:0 20px 12px;border:1px solid var(--line);border-radius:20px;padding:14px 16px;background:var(--surface)}
.dmreq .h{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.dmreq .msg{font-size:12.5px;color:var(--ink-2);line-height:1.55;background:var(--surface-2);padding:10px 12px;border-radius:12px;font-weight:500}
.dmreq .acts{display:flex;gap:8px;margin-top:11px}
.dmreq .acts .btn{flex:1;padding:0 12px;min-height:42px;font-size:13px}
.bubble{width:fit-content;max-width:78%;padding:10px 14px;border-radius:18px;font-size:14px;line-height:1.5;font-weight:500;margin-bottom:8px;overflow-wrap:anywhere;white-space:pre-wrap;box-sizing:border-box}
.bubble.me{background:var(--blue);color:#fff;margin-left:auto;border-bottom-right-radius:4px}
.bubble.you{background:var(--surface-2);color:var(--ink);border-bottom-left-radius:4px;margin-right:auto}
.toast{position:absolute;left:20px;right:20px;bottom:calc(84px + env(safe-area-inset-bottom, 0px));background:var(--ink);color:#fff;padding:14px 18px;border-radius:14px;font-size:13.5px;font-weight:700;z-index:100;box-shadow:0 8px 24px rgba(0,0,0,0.25);display:flex;align-items:center;gap:10px}
.toast.err{background:var(--ink)}
.toast.err::before{content:'';width:8px;height:8px;border-radius:50%;background:var(--red);flex:none;display:inline-block}
.spin{margin:auto;text-align:center;color:var(--muted);font-size:13px;font-weight:600;padding:40px}
.foot{max-width:392px;text-align:center;font-size:11px;color:var(--muted);margin-top:14px;line-height:1.6;font-weight:500}
.foot a{color:var(--pink-ink);text-decoration:underline;cursor:pointer;font-weight:700}
.setup{padding:26px 20px}
.setup h2{font-size:20px;font-weight:800;margin-bottom:10px}
.setup p{font-size:13px;color:var(--ink-2);line-height:1.7;font-weight:500;margin:0 0 14px}
.setup code{background:var(--surface-2);padding:2px 6px;border-radius:5px;font-size:12px;font-family:ui-monospace,monospace}
.setup pre{background:var(--ink);color:#E6EAF5;padding:13px;border-radius:12px;font-size:11px;overflow-x:auto;line-height:1.6;font-family:ui-monospace,monospace}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

/* ボトムアクションシート（メニュー） */
.action-sheet-bg{position:fixed;inset:0;background:rgba(11,16,32,.55);backdrop-filter:blur(3px);-webkit-backdrop-filter:blur(3px);z-index:100;display:flex;flex-direction:column;justify-content:flex-end;align-items:center}
.action-sheet{width:100%;max-width:480px;background:var(--surface);border-radius:28px 28px 0 0;padding:16px 20px calc(24px + env(safe-area-inset-bottom, 0px));animation:sheetSlideUp .22s cubic-bezier(0.16,1,0.3,1);box-sizing:border-box}
@keyframes sheetSlideUp{from{transform:translateY(100%)}to{transform:translateY(0)}}
.action-sheet .grabber{width:36px;height:4px;background:var(--line);border-radius:2px;margin:0 auto 14px}
.action-sheet .title{font-size:16px;font-weight:800;text-align:center;color:var(--ink);margin-bottom:16px}
.action-sheet .btns{display:flex;flex-direction:column;gap:10px}

/* topbar / sheet-head を持たないフルスクリーン（welcome / login など）の safe area */
.screen:not(:has(.topbar)):not(:has(.sheet-head)){padding-top:env(safe-area-inset-top, 0px)}

/* リスト型カード用 */
.list-card{background:var(--surface);border:1px solid var(--line);border-radius:20px;overflow:hidden}
.list-card-item{padding:14px 18px;display:flex;align-items:center}
.list-card-item+.list-card-item{border-top:1px solid var(--line-2)}