/* ============ Shinobi Study - foundation ============ */
:root{
  --bg:#0b1020;
  --bg-2:#111832;
  --panel:#151d3a;
  --panel-2:#1b2447;
  --line:#28325c;
  --line-soft:#1f2950;
  --ink:#eef2ff;
  --ink-2:#a9b4d8;
  --ink-3:#6f7ba3;
  --orange:#f97316;
  --orange-soft:#fb923c;
  --leaf:#22c55e;
  --amber:#f59e0b;
  --red:#ef4444;
  --blue:#38bdf8;
  --violet:#a78bfa;
  --pink:#f472b6;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 10px 30px rgba(0,0,0,.45);
  --font:"Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  --mono:ui-monospace,"Cascadia Mono",Consolas,monospace;
  --safe-b:env(safe-area-inset-bottom,0px);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:
    radial-gradient(1000px 600px at 50% -10%, #1a2450 0%, transparent 60%),
    radial-gradient(700px 500px at 100% 100%, #2a1636 0%, transparent 55%),
    var(--bg);
  background-attachment:fixed;
  color:var(--ink);
  font-family:var(--font);
  font-size:15px;
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
  min-height:100vh;
  overscroll-behavior-y:contain;
}
[hidden]{display:none !important}
button,input,select,textarea{font:inherit;color:inherit}
a{color:var(--orange-soft)}
h1,h2,h3,h4{margin:0;line-height:1.2;font-weight:700}
p{margin:0 0 .6em}
::selection{background:var(--orange);color:#000}

*::-webkit-scrollbar{width:8px;height:8px}
*::-webkit-scrollbar-thumb{background:var(--line);border-radius:8px}

/* ---------- boot ---------- */
.boot{position:fixed;inset:0;display:grid;place-content:center;justify-items:center;gap:10px;background:var(--bg);z-index:200}
.boot-sigil{font-size:56px;animation:spin 2.4s linear infinite}
.boot-title{letter-spacing:.32em;font-weight:800;font-size:14px;color:var(--orange)}
.boot-sub{color:var(--ink-3);font-size:13px}
@keyframes spin{to{transform:rotate(360deg)}}

/* ---------- layout ---------- */
.app{max-width:560px;margin:0 auto;padding:12px 14px calc(96px + var(--safe-b))}
.topbar{
  position:sticky;top:0;z-index:60;
  max-width:560px;margin:0 auto;
  display:flex;align-items:center;gap:10px;
  padding:10px 14px;
  background:rgba(11,16,32,.82);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line-soft);
}
.tb-sigil{font-size:22px}
.tb-name{font-weight:700;font-size:15px;line-height:1.1}
.tb-sub{font-size:11.5px;color:var(--ink-3);letter-spacing:.06em;text-transform:uppercase}
.tb-spacer{flex:1}
.tb-chip{display:flex;align-items:center;gap:4px;font-size:12px;font-weight:700;background:var(--panel);border:1px solid var(--line);padding:4px 8px;border-radius:999px}

/* ---------- nav ---------- */
.nav{
  position:fixed;left:0;right:0;bottom:0;z-index:80;
  display:flex;justify-content:space-around;
  max-width:560px;margin:0 auto;
  padding:6px 4px calc(6px + var(--safe-b));
  background:rgba(17,24,50,.94);backdrop-filter:blur(14px);
  border-top:1px solid var(--line);
}
.nav button{
  flex:1;background:none;border:0;cursor:pointer;position:relative;
  display:flex;flex-direction:column;align-items:center;gap:2px;
  padding:6px 2px;border-radius:12px;color:var(--ink-3);
  font-size:10px;font-weight:600;letter-spacing:.02em;
  transition:color .15s,background .15s;
}
.nav button .ic{font-size:19px;line-height:1}
.nav button.on{color:var(--orange);background:rgba(249,115,22,.10)}
.nav button.dot::after{content:"";position:absolute;top:4px;right:22%;width:7px;height:7px;border-radius:50%;background:var(--red)}

/* ---------- cards ---------- */
.card{
  background:linear-gradient(180deg,var(--panel) 0%,var(--bg-2) 100%);
  border:1px solid var(--line);border-radius:var(--radius);
  padding:14px;margin-bottom:12px;box-shadow:var(--shadow);
}
.card.tight{padding:11px 12px}
.card-h{display:flex;align-items:center;gap:8px;margin-bottom:10px}
.card-h h3{font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-2)}
.card-h .sp{flex:1}
.section-title{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-3);margin:18px 4px 8px;font-weight:700}
.muted{color:var(--ink-3)}
.dim{color:var(--ink-2)}
.center{text-align:center}
.row{display:flex;align-items:center;gap:10px}
.row.wrap{flex-wrap:wrap}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.stack{display:flex;flex-direction:column;gap:10px}
.sp{flex:1}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:7px;
  padding:11px 16px;border-radius:12px;border:1px solid var(--line);
  background:var(--panel-2);color:var(--ink);font-weight:700;font-size:14px;
  cursor:pointer;transition:transform .08s,filter .15s,background .15s;
  -webkit-tap-highlight-color:transparent;
}
.btn:active{transform:scale(.97)}
.btn:disabled{opacity:.42;cursor:not-allowed}
.btn.primary{background:linear-gradient(135deg,var(--orange) 0%,#ea580c 100%);border-color:#c2410c;color:#1a0d02}
.btn.leaf{background:linear-gradient(135deg,#22c55e,#15803d);border-color:#166534;color:#04240f}
.btn.ghost{background:transparent}
.btn.danger{background:transparent;border-color:#7f1d1d;color:#fca5a5}
.btn.wide{width:100%}
.btn.sm{padding:7px 11px;font-size:12.5px;border-radius:10px}
.btn-row{display:flex;gap:8px}
.btn-row .btn{flex:1}

/* ---------- form ---------- */
.field{margin-bottom:14px}
.field > label{display:block;font-size:11.5px;letter-spacing:.13em;text-transform:uppercase;color:var(--ink-3);font-weight:700;margin-bottom:6px}
.input{
  width:100%;padding:11px 12px;border-radius:12px;
  background:#0d1330;border:1px solid var(--line);
  color:var(--ink);outline:none;transition:border-color .15s,box-shadow .15s;
}
.input:focus{border-color:var(--orange);box-shadow:0 0 0 3px rgba(249,115,22,.16)}
textarea.input{resize:vertical;min-height:76px;font-family:var(--font)}
.hint{font-size:12px;color:var(--ink-3);margin-top:6px}
.err{color:#fca5a5;font-size:12.5px;margin-top:6px}

.pills{display:flex;flex-wrap:wrap;gap:7px}
.pill{
  padding:7px 12px;border-radius:999px;border:1px solid var(--line);
  background:var(--panel);color:var(--ink-2);font-size:13px;font-weight:600;cursor:pointer;
  transition:all .14s;-webkit-tap-highlight-color:transparent;
}
.pill.on{background:rgba(249,115,22,.16);border-color:var(--orange);color:#ffd7b5}
.pill.sm{padding:4px 9px;font-size:11.5px}
.tag{display:inline-flex;align-items:center;gap:4px;padding:3px 8px;border-radius:999px;font-size:11px;font-weight:700;letter-spacing:.04em}
.tag.green{background:rgba(34,197,94,.16);color:#86efac}
.tag.amber{background:rgba(245,158,11,.16);color:#fcd34d}
.tag.red{background:rgba(239,68,68,.16);color:#fca5a5}
.tag.blue{background:rgba(56,189,248,.16);color:#7dd3fc}
.tag.violet{background:rgba(167,139,250,.18);color:#c4b5fd}
.tag.grey{background:rgba(111,123,163,.18);color:var(--ink-2)}

/* ---------- bars ---------- */
.bar{height:8px;border-radius:99px;background:#0d1330;overflow:hidden;border:1px solid var(--line-soft)}
.bar > i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--orange),var(--amber));transition:width .5s cubic-bezier(.2,.8,.2,1)}
.bar.green > i{background:linear-gradient(90deg,#22c55e,#4ade80)}
.bar.blue > i{background:linear-gradient(90deg,#0ea5e9,#38bdf8)}
.bar.red > i{background:linear-gradient(90deg,#dc2626,#f87171)}
.bar.violet > i{background:linear-gradient(90deg,#7c3aed,#a78bfa)}
.bar.thin{height:5px}

/* ---------- toasts & modal ---------- */
.toasts{position:fixed;left:0;right:0;bottom:calc(78px + var(--safe-b));z-index:150;display:flex;flex-direction:column;align-items:center;gap:8px;pointer-events:none;padding:0 14px}
.toast{
  max-width:520px;width:100%;
  background:var(--panel-2);border:1px solid var(--line);border-left:4px solid var(--orange);
  border-radius:12px;padding:10px 13px;box-shadow:var(--shadow);
  animation:toastIn .28s cubic-bezier(.2,.9,.3,1.3);font-size:13.5px;
}
.toast.good{border-left-color:var(--leaf)}
.toast.bad{border-left-color:var(--red)}
.toast b{display:block;font-size:13px}
@keyframes toastIn{from{opacity:0;transform:translateY(14px) scale(.96)}to{opacity:1;transform:none}}

.modal-back{position:fixed;inset:0;background:rgba(4,7,18,.72);backdrop-filter:blur(4px);z-index:160;display:flex;align-items:flex-end;justify-content:center;animation:fade .2s}
.modal{
  width:100%;max-width:560px;background:var(--bg-2);border:1px solid var(--line);
  border-radius:20px 20px 0 0;padding:18px 16px calc(18px + var(--safe-b));
  max-height:88vh;overflow:auto;animation:sheetUp .3s cubic-bezier(.2,.9,.3,1);
}
.modal h3{font-size:17px;margin-bottom:4px}
@keyframes fade{from{opacity:0}}
@keyframes sheetUp{from{transform:translateY(30px);opacity:.4}}

.empty{text-align:center;padding:28px 12px;color:var(--ink-3)}
.empty .big{font-size:38px;display:block;margin-bottom:8px;opacity:.7}
.mono{font-family:var(--mono)}