:root {
  --bg:       #050710;
  --surf:     #0a0f1e;
  --surf2:    #0f1628;
  --border:   #1c2d50;
  --neon:     #0df;
  --lime:     #a3ff00;
  --amber:    #ffb800;
  --rose:     #ff3d6e;
  --violet:   #9b5cff;
  --text:     #c5deff;
  --muted:    #3a5878;
  --gN: 0 0 20px #0dffff70;
  --gL: 0 0 20px #a3ff0070;
  --gA: 0 0 20px #ffb80070;
  --gR: 0 0 20px #ff3d6e70;
  --gV: 0 0 20px #9b5cff70;
  --r: 10px;
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent;}

html,body{height:100%;overflow:hidden;}

body {
  background:var(--bg);
  color:var(--text);
  font-family:'Space Mono',monospace;
  display:flex;
  flex-direction:column;
  position:relative;
  overscroll-behavior:none;
}

/* Grid bg */
body::after{
  content:'';position:fixed;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(0,221,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(0,221,255,.03) 1px,transparent 1px);
  background-size:32px 32px;z-index:0;
}

/* scanline */
body::before{
  content:'';position:fixed;inset:0;pointer-events:none;z-index:999;
  background:repeating-linear-gradient(0deg,transparent,transparent 2px,rgba(0,221,255,.012) 2px,rgba(0,221,255,.012) 3px);
}

/* ── HEADER ─── */
.hdr {  flex-shrink:0;
  display:flex;align-items:center;justify-content:space-between;
  padding:10px 14px;
  background:rgba(5,7,16,.9);
  border-bottom:1px solid var(--border);
  backdrop-filter:blur(12px);
  position:relative;z-index:50;
}
.logo {
  font-family:'Tektur',sans-serif;font-weight:900;font-size:1.15rem;
  color:var(--neon);text-shadow:var(--gN);letter-spacing:.04em;
  line-height:1;
}
.logo span{color:var(--lime);text-shadow:var(--gL);}
.logo sub{font-size:.45rem;color:var(--amber);vertical-align:super;letter-spacing:.15em;opacity:.9;}
.hdr-right{display:flex;flex-direction:column;align-items:flex-end;gap:2px;}
.hdr-clock{font-size:.55rem;color:var(--muted);letter-spacing:.08em;}
.hdr-dots{display:flex;gap:6px;align-items:center;}
.dot{width:6px;height:6px;border-radius:50%;animation:pulse 1.5s infinite;}
.dot.c{background:var(--neon);box-shadow:var(--gN);}
.dot.a{background:var(--amber);box-shadow:var(--gA);animation-delay:.4s;}
.dot.v{background:var(--violet);box-shadow:var(--gV);animation-delay:.8s;}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.65)}}

/* ── CONTENT AREA ─── */
.content{
  flex:1;overflow-y:auto;overflow-x:hidden;
  -webkit-overflow-scrolling:touch;
  scroll-behavior:smooth;
  position:relative;z-index:10;
  padding-bottom:calc(64px + var(--safe-bottom));
}

/* ── BOTTOM NAV ─── */
.bnav {
  flex-shrink:0;
  display:flex;
  background:rgba(10,15,30,.97);
  border-top:1px solid var(--border);
  backdrop-filter:blur(16px);
  position:fixed;bottom:0;left:0;right:0;z-index:100;
  padding-bottom:var(--safe-bottom);
}
.bitem {
  flex:1;display:flex;flex-direction:column;align-items:center;
  padding:8px 4px;gap:3px;cursor:pointer;
  transition:all .2s;border-top:2px solid transparent;
  min-width:0;
}
.bitem.active{border-top-color:var(--neon);}.bitem .bi{font-size:1.1rem;line-height:1;}
.bitem .bl{font-size:.48rem;letter-spacing:.08em;font-family:'Tektur',sans-serif;font-weight:600;color:var(--muted);transition:color .2s;}
.bitem.active .bl{color:var(--neon);}

/* ── PAGES ─── */
.page{display:none;padding:12px;}
.page.active{display:block;}

/* ── CARD ─── */
.card{
  background:var(--surf);border:1px solid var(--border);
  border-radius:var(--r);margin-bottom:10px;overflow:hidden;
  position:relative;
}
.card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,var(--neon),transparent);
  opacity:.5;
}
.card.amber::before{background:linear-gradient(90deg,transparent,var(--amber),transparent);}
.card.lime::before{background:linear-gradient(90deg,transparent,var(--lime),transparent);}
.card.rose::before{background:linear-gradient(90deg,transparent,var(--rose),transparent);}
.card.violet::before{background:linear-gradient(90deg,transparent,var(--violet),transparent);}

.card-hdr{
  display:flex;align-items:center;justify-content:space-between;
  padding:9px 12px;border-bottom:1px solid var(--border);
  font-family:'Tektur',sans-serif;font-size:.62rem;font-weight:700;
  letter-spacing:.18em;color:var(--neon);
}
.card-hdr.amber{color:var(--amber);}
.card-hdr.lime{color:var(--lime);}
.card-hdr.rose{color:var(--rose);}
.card-hdr.violet{color:var(--violet);}
.card-hdr.green{color:#39ff8a;}

/* ── METRIC GRID ─── */
.mgrid{display:grid;gap:1px;background:var(--border);}
.mgrid.c2{grid-template-columns:1fr 1fr;}
.mgrid.c3{grid-template-columns:1fr 1fr 1fr;}
.mgrid.c4{grid-template-columns:repeat(4,1fr);}
.mcell{background:var(--surf);padding:9px 8px;text-align:center;}
.mv{font-family:'Tektur',sans-serif;font-weight:800;font-size:1.05rem;color:var(--neon);text-shadow:var(--gN);display:block;line-height:1.1;}
.mv.am{color:var(--amber);text-shadow:var(--gA);}
.mv.ro{color:var(--rose);text-shadow:var(--gR);animation:flk .9s step-end infinite;}
.mv.li{color:var(--lime);text-shadow:var(--gL);}
.mv.vi{color:var(--violet);text-shadow:var(--gV);}
.ml{font-size:.48rem;color:var(--muted);letter-spacing:.1em;text-transform:uppercase;display:block;margin-top:2px;}
@keyframes flk{50%{opacity:.25}}
/* ── CANVAS ─── */
canvas{display:block;width:100%;background:#030508;}

/* ── FREQ BARS ─── */
.fbars{display:flex;align-items:flex-end;gap:2px;height:56px;padding:6px 10px 0;background:#030508;}
.fbar{flex:1;border-radius:2px 2px 0 0;transition:height .1s ease,background .3s;min-width:0;}

/* ── CORE RINGS ─── */
.core-rings{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;padding:12px;background:#030508;}
.core-ring{display:flex;flex-direction:column;align-items:center;gap:4px;}
.ring-wrap{width:52px;height:52px;position:relative;}
.ring-wrap svg{width:100%;height:100%;transform:rotate(-90deg);}
.ring-bg{fill:none;stroke:var(--border);stroke-width:4;}
.ring-fg{fill:none;stroke-width:4;stroke-linecap:round;transition:stroke-dashoffset .2s ease;}
.ring-val{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-family:'Tektur',sans-serif;font-size:.52rem;font-weight:700;}
.ring-lbl{font-size:.48rem;color:var(--muted);letter-spacing:.08em;}

/* ── INPUTS ─── */
input,textarea,select{
  background:var(--bg);border:1px solid var(--border);
  color:var(--text);font-family:'Space Mono',monospace;
  font-size:.72rem;padding:9px 10px;border-radius:6px;outline:none;
  transition:border .2s;width:100%;-webkit-appearance:none;
}
input:focus,textarea:focus,select:focus{border-color:var(--neon);box-shadow:0 0 8px rgba(0,221,255,.2);}
textarea{resize:vertical;min-height:70px;}
label{font-size:.55rem;color:var(--muted);letter-spacing:.1em;display:block;margin-bottom:4px;text-transform:uppercase;}

/* ── BUTTONS ─── */
.btn{
  background:transparent;border:1px solid var(--neon);
  color:var(--neon);font-family:'Tektur',sans-serif;font-weight:700;
  font-size:.65rem;letter-spacing:.1em;padding:9px 14px;
  border-radius:6px;cursor:pointer;transition:all .2s;
  -webkit-tap-highlight-color:transparent;white-space:nowrap;
}
.btn:active{transform:scale(.96);}
.btn:hover,.btn:focus{background:rgba(0,221,255,.1);box-shadow:var(--gN);}
.btn.am{border-color:var(--amber);color:var(--amber);}
.btn.am:hover{background:rgba(255,184,0,.1);box-shadow:var(--gA);}
.btn.ro{border-color:var(--rose);color:var(--rose);}
.btn.ro:hover{background:rgba(255,61,110,.1);box-shadow:var(--gR);}
.btn.li{border-color:var(--lime);color:var(--lime);}
.btn.li:hover{background:rgba(163,255,0,.1);box-shadow:var(--gL);}
.btn.vi{border-color:var(--violet);color:var(--violet);}
.btn.vi:hover{background:rgba(155,92,255,.1);box-shadow:var(--gV);}
.btn.solid{background:var(--neon);color:#000;font-weight:700;}
.btn.solid:hover{background:#00eeff;}
.btn.sm{font-size:.58rem;padding:6px 10px;}
.btn-row{display:flex;gap:6px;flex-wrap:wrap;margin-top:8px;}
/* ── OUTPUT BOX ─── */
.outbox{
  background:var(--bg);border:1px solid var(--border);border-radius:6px;
  padding:9px 11px;font-size:.65rem;min-height:48px;word-break:break-all;
  line-height:1.7;color:#39ff8a;font-family:'Space Mono',monospace;white-space:pre-wrap;
  overflow-y:auto;max-height:160px;
}

/* ── KEY DISPLAY ─── */
.keybox{
  background:var(--bg);border:1px solid var(--border);border-radius:6px;
  padding:8px;font-size:.55rem;color:var(--amber);word-break:break-all;
  max-height:100px;overflow-y:auto;white-space:pre-wrap;
}

/* ── ALGO CHIPS ─── */
.chips{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:10px;}
.chip{
  background:rgba(28,45,80,.5);border:1px solid var(--border);
  color:var(--muted);font-size:.58rem;padding:5px 10px;
  border-radius:20px;cursor:pointer;transition:all .2s;
  font-family:'Tektur',sans-serif;font-weight:600;
}
.chip.sel{background:rgba(0,221,255,.12);color:var(--neon);border-color:var(--neon);}
.chip.am.sel{background:rgba(255,184,0,.12);color:var(--amber);border-color:var(--amber);}

/* ── HASH ROWS ─── */
.hash-rows{display:flex;flex-direction:column;gap:5px;margin-top:8px;}
.hash-row{display:flex;align-items:center;gap:6px;}
.hash-algo{font-size:.52rem;color:var(--muted);width:76px;flex-shrink:0;}
.hash-val{flex:1;font-size:.52rem;color:#39ff8a;word-break:break-all;padding:4px 7px;background:var(--bg);border-radius:4px;border:1px solid var(--border);}

/* ── PORT ITEMS ─── */
.port-item{
  background:var(--bg);border:1px solid var(--border);border-radius:8px;
  padding:11px 12px;display:flex;align-items:center;gap:10px;
  margin-bottom:8px;transition:border .2s;
}
.port-item.conn{border-color:rgba(0,221,255,.5);background:rgba(0,221,255,.04);}
.port-icon{font-size:1.3rem;flex-shrink:0;}
.port-info{flex:1;min-width:0;}
.port-name{font-family:'Tektur',sans-serif;font-size:.7rem;font-weight:700;color:var(--text);}
.port-desc{font-size:.54rem;color:var(--muted);margin-top:2px;}
.port-stat{font-size:.54rem;color:#39ff8a;margin-top:3px;word-break:break-all;}
.badge{font-size:.52rem;padding:3px 8px;border-radius:10px;white-space:nowrap;flex-shrink:0;}
.badge.on{background:rgba(0,221,255,.15);color:var(--neon);border:1px solid rgba(0,221,255,.4);}
.badge.off{background:rgba(28,45,80,.4);color:var(--muted);border:1px solid var(--border);}
.badge.busy{background:rgba(255,184,0,.15);color:var(--amber);border:1px solid rgba(255,184,0,.4);}
/* ── LOG ─── */
.log{
  background:var(--bg);border:1px solid var(--border);border-radius:6px;
  padding:8px 10px;height:130px;overflow-y:auto;
  display:flex;flex-direction:column;gap:2px;
  scrollbar-width:thin;
}
.log-ln{font-size:.6rem;line-height:1.5;}
.log-ln .ts{color:var(--muted);}
.log-ln .ok{color:var(--neon);}
.log-ln .warn{color:var(--amber);}
.log-ln .err{color:var(--rose);}
.log-ln .data{color:#39ff8a;}

/* ── MINING CARDS ─── */
.coin-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:10px;}
.coin-card{
  background:var(--bg);border:1px solid var(--border);border-radius:8px;
  padding:10px;cursor:pointer;transition:all .2s;
}
.coin-card:active{transform:scale(.97);}
.coin-card.sel{border-color:var(--lime);background:rgba(163,255,0,.05);}
.coin-sym{font-family:'Tektur',sans-serif;font-weight:900;font-size:1.1rem;color:var(--lime);text-shadow:var(--gL);}
.coin-name{font-size:.52rem;color:var(--muted);margin-top:2px;}
.coin-algo{font-size:.5rem;color:var(--neon);margin-top:4px;padding:2px 6px;background:rgba(0,221,255,.08);border-radius:10px;display:inline-block;}
.coin-price{font-size:.6rem;color:var(--amber);margin-top:5px;font-family:'Tektur',sans-serif;font-weight:700;}
.coin-diff{font-size:.48rem;color:var(--muted);margin-top:2px;}

/* ── PROFITABILITY TABLE ─── */
.profit-table{width:100%;border-collapse:collapse;font-size:.6rem;}
.profit-table th{padding:6px 8px;color:var(--muted);font-size:.5rem;letter-spacing:.1em;border-bottom:1px solid var(--border);text-align:left;font-family:'Tektur',sans-serif;}
.profit-table td{padding:6px 8px;border-bottom:1px solid rgba(28,45,80,.4);}
.profit-table tr:last-child td{border-bottom:none;}
.profit-table tr:hover td{background:rgba(0,221,255,.03);}

/* ── CHAT ─── */
.chat-wrap{display:flex;flex-direction:column;height:calc(100vh - 200px);min-height:300px;}
.chat-msgs{flex:1;overflow-y:auto;padding:10px;display:flex;flex-direction:column;gap:8px;scrollbar-width:thin;}
.cmsg{padding:9px 12px;border-radius:8px;font-size:.68rem;line-height:1.55;max-width:90%;animation:fadeUp .25s ease;}
@keyframes fadeUp{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}
.cmsg-u{background:rgba(0,221,255,.08);border:1px solid rgba(0,221,255,.25);color:var(--neon);align-self:flex-end;}
.cmsg-a{background:rgba(155,92,255,.08);border:1px solid rgba(155,92,255,.25);color:var(--text);align-self:flex-start;}
.cmsg-a .albl{font-size:.52rem;color:var(--violet);letter-spacing:.1em;display:block;margin-bottom:3px;font-family:'Tektur',sans-serif;}
.cmsg-s{background:rgba(255,61,110,.07);border:1px solid rgba(255,61,110,.2);color:var(--rose);font-size:.58rem;align-self:center;text-align:center;}
.chat-in{display:flex;gap:6px;padding:10px;border-top:1px solid var(--border);background:var(--surf);}
.chat-in input{flex:1;}
.thinking{display:inline-flex;gap:4px;align-items:center;}
.thinking span{width:5px;height:5px;background:var(--violet);border-radius:50%;animation:tb 1s infinite;}
.thinking span:nth-child(2){animation-delay:.15s;}
.thinking span:nth-child(3){animation-delay:.3s;}@keyframes tb{0%,60%,100%{transform:translateY(0)}30%{transform:translateY(-5px)}}

/* ── TERM ─── */
.term{background:#020406;border:1px solid var(--border);border-radius:6px;height:140px;overflow-y:auto;padding:8px 10px;font-size:.63rem;display:flex;flex-direction:column;gap:2px;}
.term-in-row{display:flex;align-items:center;gap:6px;padding:7px 10px;border-top:1px solid var(--border);background:#020406;border-radius:0 0 6px 6px;}
.term-prompt{color:var(--rose);white-space:nowrap;font-size:.68rem;}
#termIn{background:transparent;border:none;color:var(--neon);font-family:'Space Mono',monospace;font-size:.68rem;outline:none;width:100%;caret-color:var(--neon);}

/* ── SPACING ─── */
.p{padding:12px;}
.gap{display:flex;flex-direction:column;gap:8px;}
.row{display:flex;gap:8px;align-items:center;}
.mt{margin-top:8px;}
.mt2{margin-top:12px;}
.section-lbl{font-family:'Tektur',sans-serif;font-size:.55rem;font-weight:700;letter-spacing:.2em;color:var(--muted);text-transform:uppercase;margin-bottom:6px;}

/* ── REAL HW INFO ─── */
.hw-row{display:flex;justify-content:space-between;align-items:center;padding:6px 0;border-bottom:1px solid rgba(28,45,80,.4);font-size:.63rem;}
.hw-row:last-child{border-bottom:none;}
.hw-lbl{color:var(--muted);font-size:.58rem;}
.hw-val{color:var(--text);font-weight:700;text-align:right;max-width:60%;word-break:break-all;}

/* ── PROGRESS BAR ─── */
.pbar-wrap{margin-top:4px;}
.pbar-track{background:var(--border);border-radius:4px;height:5px;overflow:hidden;}
.pbar-fill{height:100%;border-radius:4px;transition:width .3s ease;}

/* ── TOGGLE ─── */
.toggle-row{display:flex;align-items:center;justify-content:space-between;padding:8px 0;}
.toggle-lbl{font-size:.65rem;color:var(--text);}
.toggle{width:40px;height:22px;background:var(--border);border-radius:11px;position:relative;cursor:pointer;transition:background .2s;flex-shrink:0;}
.toggle.on{background:var(--neon);}
.toggle::after{content:'';position:absolute;top:3px;left:3px;width:16px;height:16px;background:white;border-radius:50%;transition:transform .2s;}
.toggle.on::after{transform:translateX(18px);}

/* scrollbar */
::-webkit-scrollbar{width:3px;height:3px;}
::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px;}