:root{
  --bg:#07060a;
  --panel:rgba(18,12,16,.72);
  --panel2:rgba(255,255,255,.055);
  --border:rgba(255,255,255,.10);
  --text:#fff1e6;
  --muted:rgba(255,241,230,.70);
  --accent:#fb923c;
  --accent2:#f97316;
  --danger:#ef4444;
  --glow:rgba(249,115,22,.28);
  --shadow:rgba(0,0,0,.55);
}
*{box-sizing:border-box}
html{scrollbar-gutter:stable}
body{margin:0;font-family:'Titillium Web',Inter,system-ui,sans-serif;color:var(--text);
  background:
    radial-gradient(900px 520px at 18% 18%, rgba(249,115,22,.18), transparent 55%),
    radial-gradient(760px 520px at 86% 12%, rgba(239,68,68,.12), transparent 55%),
    radial-gradient(720px 520px at 70% 86%, rgba(251,191,36,.08), transparent 55%),
    linear-gradient(180deg,#0b0406 0%, #090610 42%, var(--bg) 100%);
  min-height:100vh;
}
body:before{content:"";position:fixed;inset:0;pointer-events:none;opacity:.25;
  background-image:radial-gradient(circle at 1px 1px, rgba(255,255,255,.12) 1px, transparent 0);
  background-size:22px 22px;
}

.wrap{width:min(1120px,calc(100% - 28px));margin:0 auto;padding:28px 0 56px}
.card{background:var(--panel);border:1px solid var(--border);border-radius:22px;backdrop-filter:blur(16px);
  box-shadow:0 26px 70px var(--shadow),0 0 0 1px rgba(249,115,22,.05);
  position:relative;overflow:hidden}
.card:after{content:"";position:absolute;inset:-1px;border-radius:inherit;pointer-events:none;
  background:linear-gradient(135deg, rgba(249,115,22,.22), rgba(255,255,255,0) 35%, rgba(239,68,68,.12));
  mix-blend-mode:screen;opacity:.45}

.nav{display:flex;justify-content:space-between;align-items:center;padding:16px 18px;margin-bottom:18px;position:sticky;top:14px;z-index:40}
.brand{font-family:'Chakra Petch',Inter,sans-serif;font-weight:800;letter-spacing:.10em;display:flex;gap:10px;align-items:center;text-transform:uppercase}
.dot{width:10px;height:10px;border-radius:3px;background:linear-gradient(135deg,var(--danger),var(--accent));box-shadow:0 0 18px var(--glow)}

.login-shell{max-width:520px;margin:52px auto 0;padding:30px;border:1px solid rgba(251,113,133,.18);box-shadow:0 0 0 1px rgba(251,113,133,.06),0 30px 100px rgba(0,0,0,.45)}
.sigil-wrap{display:flex;justify-content:center;margin-bottom:14px}
.sigil{width:86px;height:86px;border-radius:28px;position:relative;isolation:isolate;border:1px solid rgba(255,255,255,.12);background:radial-gradient(circle at 30% 30%, rgba(96,165,250,.35), transparent 55%),radial-gradient(circle at 70% 70%, rgba(110,231,183,.20), transparent 55%),rgba(255,255,255,.03);box-shadow:0 0 0 1px rgba(255,255,255,.05),0 30px 90px rgba(0,0,0,.55);backdrop-filter:blur(16px)}
.sigil:before{content:"";position:absolute;inset:-8px;border-radius:32px;background:conic-gradient(from 0deg, rgba(110,231,183,.0), rgba(110,231,183,.55), rgba(96,165,250,.55), rgba(251,113,133,.55), rgba(110,231,183,.0));filter:blur(10px);z-index:-1;animation:sigilSpin 6.2s linear infinite}
.sigil:after{content:"";position:absolute;inset:10px;border-radius:20px;border:1px solid rgba(255,255,255,.12);background:linear-gradient(180deg, rgba(0,0,0,.12), rgba(0,0,0,.30))}
.sigil svg{position:absolute;inset:0;margin:auto;width:54px;height:54px;opacity:.95;filter:drop-shadow(0 14px 22px rgba(0,0,0,.35))}
@keyframes sigilSpin{to{transform:rotate(360deg)}}

.title{font-family:'Chakra Petch',Inter,sans-serif;font-size:40px;line-height:1;letter-spacing:-.04em;margin:0 0 10px;text-transform:uppercase}
.muted{color:var(--muted);line-height:1.7}
.field{margin-top:16px}
.field label{display:block;margin-bottom:8px;color:rgba(255,241,230,.82);font-size:14px}
.field input{width:100%;padding:14px 16px;border-radius:16px;border:1px solid var(--border);background:rgba(255,255,255,.04);color:var(--text);outline:none}

.btn{margin-top:18px;width:100%;padding:14px 16px;border:none;border-radius:16px;font-weight:900;
  background:linear-gradient(135deg,#ef4444,#fb923c);color:#1b0a08;cursor:pointer;text-transform:uppercase;letter-spacing:.08em;
  box-shadow:0 14px 34px rgba(249,115,22,.18);transition:transform .12s ease, filter .12s ease}
.btn:hover{filter:brightness(1.05)}
.btn:active{transform:translateY(1px)}

.error{margin-top:14px;padding:12px 14px;border-radius:14px;background:rgba(251,113,133,.12);border:1px solid rgba(251,113,133,.18);color:#ffd2db}

.hero{padding:20px}
.grid{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}
.panel{padding:18px;border-radius:22px;background:var(--panel2);border:1px solid rgba(255,255,255,.06)}
.kpi{font-size:40px;font-weight:800;letter-spacing:-.04em}
.row{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid rgba(255,255,255,.05);color:var(--muted)}
.row:last-child{border-bottom:none}
.logout{display:inline-flex;text-decoration:none;color:var(--text);border:1px solid var(--border);padding:10px 14px;border-radius:14px}
.footer{margin-top:18px;color:rgba(255,241,230,.55);font-size:13px;text-align:center}

.app-grid{display:grid;grid-template-columns:260px 1fr;gap:18px}
.sidebar{padding:20px}
.side-label{font-family:'Chakra Petch',Inter,sans-serif;font-size:12px;color:rgba(255,241,230,.50);letter-spacing:.12em;text-transform:uppercase;margin-bottom:14px}
.menu-group{margin-bottom:18px}
.menu-title{font-weight:800;color:rgba(255,241,230,.92);margin-bottom:10px;letter-spacing:.02em}
.menu-link{display:flex;align-items:center;gap:10px;padding:12px 12px;border-radius:14px;color:rgba(255,241,230,.72);text-decoration:none;border:1px solid transparent;transition:transform .12s ease, background .12s ease, border-color .12s ease}
.menu-link:active{transform:scale(.99)}
.menu-link.active,.menu-link:hover{background:rgba(255,255,255,.06);border-color:rgba(249,115,22,.22);color:rgba(255,241,230,.98)}

.mines-layout{display:grid;grid-template-columns:minmax(340px,460px) 1fr;gap:16px;align-items:start}
.statbox{padding:16px;border-radius:18px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.06)}
.statgrid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:14px}
.statbig{font-size:34px;font-weight:800;font-family:'Chakra Petch',Inter,sans-serif}
.calc-btn{margin-top:12px;width:100%;padding:14px 16px;border:none;border-radius:16px;font-weight:900;background:linear-gradient(135deg,#fb923c,#f97316);color:#1b0a08;cursor:pointer;text-transform:uppercase;letter-spacing:.08em;box-shadow:0 12px 28px rgba(249,115,22,.20)}
.calc-btn:hover{filter:brightness(1.03)}

.board-wrap{padding:16px;border-radius:22px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.06);overflow:hidden}
.board{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px;width:100%;max-width:520px;margin:0 auto}
.tile{aspect-ratio:1/1;min-height:56px;border-radius:18px;border:1px solid rgba(255,255,255,.06);background:linear-gradient(180deg,#213448,#162535);display:flex;align-items:center;justify-content:center;font-size:26px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.02),0 10px 24px rgba(0,0,0,.22)}
.tile.safe{background:linear-gradient(180deg,#39d353,#17803d);border-color:rgba(110,231,183,.45);color:#eafff2;box-shadow:0 0 0 1px rgba(110,231,183,.08),0 12px 26px rgba(34,197,94,.22)}
.tile.mine{background:linear-gradient(180deg,#ff5f7a,#b91c3b);border-color:rgba(251,113,133,.45);color:#fff5f7;box-shadow:0 0 0 1px rgba(251,113,133,.08),0 12px 26px rgba(244,63,94,.22)}
.tile.neutral{background:linear-gradient(180deg,#31465d,#1c2b3b);border-color:rgba(148,163,184,.24);color:#9fb0c4}

.muterow{display:flex;justify-content:space-between;align-items:center;margin-top:14px;color:var(--muted);gap:12px;flex-wrap:wrap}
.matrix-wrap{overflow:auto;border:1px solid rgba(255,255,255,.06);border-radius:16px;-webkit-overflow-scrolling:touch;max-width:100%}
.matrix-table{width:max-content;min-width:100%;border-collapse:collapse;font-size:12px;background:#12202d}
.matrix-table th,.matrix-table td{padding:6px 10px;border:1px solid #264055;white-space:nowrap}
.matrix-top{background:#9b2d55;color:#fff}
.matrix-side{position:sticky;left:0;background:#6be36b;color:#071019}
.matrix-hit{background:#244461 !important;color:#fff !important}

.helper{font-size:13px;color:var(--muted)}
.range-row{display:grid;grid-template-columns:1fr 90px;gap:12px;align-items:center}
.range-row input[type=range]{width:100%}
.badge{display:inline-flex;align-items:center;justify-content:center;border:1px solid rgba(255,255,255,.10);background:rgba(255,255,255,.04);padding:10px 12px;border-radius:14px;font-weight:800}

.details{margin-top:6px}
.details > summary{cursor:pointer;list-style:none;display:flex;align-items:center;gap:10px;user-select:none;color:#ffe8d6;font-weight:800;letter-spacing:.02em}
.details > summary::-webkit-details-marker{display:none}
.details > summary:before{content:'▸';opacity:.85;transform:translateY(-1px)}
.details[open] > summary:before{content:'▾'}

@media(max-width:980px){.grid,.mines-layout,.app-grid{grid-template-columns:1fr}.sidebar{order:2}.hero{padding:14px}.wrap{width:min(1120px,calc(100% - 20px));padding:20px 0 36px}.board{max-width:520px}.tile{font-size:22px;border-radius:14px;min-height:52px}.statgrid{grid-template-columns:1fr}.nav{padding:14px 16px;gap:10px;flex-wrap:wrap}.login-shell{margin-top:20px}}
@media(max-width:860px){.app-grid{grid-template-columns:1fr}.sidebar{order:2}.mines-layout{grid-template-columns:1fr}.statgrid{grid-template-columns:1fr 1fr 1fr}}
@media(max-width:640px){body{font-size:14px}.wrap{width:calc(100% - 12px);padding:10px 0 22px}.card,.panel,.board-wrap,.login-shell{border-radius:14px}.nav{padding:10px 12px;margin-bottom:12px}.brand{font-size:14px;letter-spacing:.04em}.sidebar{padding:12px}.menu-link{padding:9px 11px;border-radius:10px}.hero{padding:10px}.panel{padding:12px}.title{font-size:26px !important}.field{margin-top:10px}.field input{padding:11px 12px;border-radius:10px;font-size:16px}.calc-btn,.btn{padding:12px 12px;border-radius:10px}.statgrid{grid-template-columns:1fr;gap:8px}.statbox{padding:10px;border-radius:12px}.statbig{font-size:22px}.board-wrap{padding:10px}.board{gap:6px;max-width:420px}.tile{font-size:18px;min-height:42px;border-radius:10px}.muterow{font-size:11px}
.matrix-wrap{max-height:240px}
.matrix-table{font-size:10px}.matrix-table th,.matrix-table td{padding:4px 6px}.helper{font-size:11px}.range-row{grid-template-columns:1fr 76px}.badge{padding:8px 10px;border-radius:10px}}