@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@500;700;800&family=Pretendard:wght@400;500;600;700;800&display=swap');

:root{
  --bg:#050813;
  --panel:rgba(12,18,37,.72);
  --panel-strong:rgba(17,26,52,.94);
  --line:rgba(138,169,255,.17);
  --text:#edf4ff;
  --muted:#8fa3c6;
  --cyan:#6cf3ff;
  --blue:#6b8cff;
  --violet:#ad7cff;
  --pink:#ff6fd8;
  --lime:#93ffbf;
  --warning:#ffc768;
  --danger:#ff668d;
  --shadow:0 24px 80px rgba(0,0,0,.35);
  --radius:24px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  min-height:100vh;
  color:var(--text);
  background:
    radial-gradient(circle at 15% -10%, rgba(79,112,255,.20), transparent 35%),
    radial-gradient(circle at 90% 5%, rgba(204,75,255,.16), transparent 28%),
    linear-gradient(180deg,#060918 0%,#050712 40%,#03050b 100%);
  font-family:Pretendard,Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  overflow-x:hidden;
}
button,input{font:inherit}
button{color:inherit}
.noise{
  position:fixed;inset:0;pointer-events:none;z-index:20;opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.8'/%3E%3C/svg%3E");
}
.aurora{position:fixed;border-radius:50%;filter:blur(90px);pointer-events:none;opacity:.18}
.aurora-a{width:420px;height:420px;left:-180px;top:18%;background:#4675ff}
.aurora-b{width:380px;height:380px;right:-150px;top:55%;background:#be49ff}

.topbar{
  position:sticky;top:0;z-index:15;
  display:flex;justify-content:space-between;align-items:center;
  gap:18px;padding:16px clamp(18px,3vw,42px);
  backdrop-filter:blur(20px);
  background:linear-gradient(180deg,rgba(4,7,16,.94),rgba(4,7,16,.63));
  border-bottom:1px solid var(--line);
}
.brand{display:flex;align-items:center;gap:14px}
.brand-mark{
  display:grid;place-items:center;width:48px;height:48px;border-radius:14px;
  background:linear-gradient(135deg,rgba(108,243,255,.18),rgba(173,124,255,.22));
  border:1px solid rgba(108,243,255,.25);box-shadow:inset 0 0 24px rgba(108,243,255,.08);
  color:var(--cyan);font:800 27px Orbitron,sans-serif;
}
.eyebrow{
  margin:0 0 5px;color:#7186ad;font-size:10px;font-weight:800;letter-spacing:.18em;text-transform:uppercase;
}
.brand h1{margin:0;font:800 clamp(15px,2vw,22px) Orbitron,sans-serif;letter-spacing:.04em}
.brand h1 span{color:var(--cyan)}
.top-actions{display:flex;align-items:center;gap:10px}
.xp-wrap{display:grid;grid-template-columns:auto 110px auto;gap:8px;align-items:center;color:#8fa3c6;font-size:10px;font-weight:800}
.xp{height:6px;background:#131b33;border-radius:99px;overflow:hidden;width:110px}
.xp i{display:block;width:0;height:100%;background:linear-gradient(90deg,var(--cyan),var(--violet));box-shadow:0 0 16px rgba(108,243,255,.8);transition:.35s}
.ghost-btn,.boost-btn{
  border:1px solid var(--line);border-radius:12px;padding:10px 13px;cursor:pointer;font-weight:800;font-size:11px;letter-spacing:.05em;
  transition:.2s transform,.2s border,.2s background;
}
.ghost-btn{background:#0b1020}
.boost-btn{background:linear-gradient(135deg,rgba(108,243,255,.19),rgba(173,124,255,.25));border-color:rgba(108,243,255,.3)}
.ghost-btn:hover,.boost-btn:hover{transform:translateY(-2px);border-color:rgba(108,243,255,.65)}

.page{width:min(1540px,calc(100% - 28px));margin:22px auto 42px;position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:310px minmax(0,1fr) 300px;gap:14px;align-items:stretch}
.panel{
  border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(180deg,rgba(14,21,43,.84),rgba(8,13,27,.74));
  box-shadow:var(--shadow);backdrop-filter:blur(18px);overflow:hidden;position:relative;
}
.panel::before{
  content:"";position:absolute;inset:0 0 auto 0;height:1px;background:linear-gradient(90deg,transparent,rgba(108,243,255,.45),transparent);
  pointer-events:none;
}
.controls-panel,.mission-panel{padding:20px}
.panel-title,.section-header,.stage-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
.panel-title h2,.section-header h2,.stage-head h2{margin:0;font-size:20px;letter-spacing:-.03em}
.live-dot{
  display:flex;align-items:center;gap:6px;color:var(--lime);font:700 10px Orbitron,sans-serif;border:1px solid rgba(147,255,191,.23);
  padding:7px 9px;border-radius:99px;background:rgba(147,255,191,.06)
}
.live-dot::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime);box-shadow:0 0 12px var(--lime);animation:pulse 1.3s infinite}
@keyframes pulse{50%{opacity:.35;transform:scale(.7)}}

.control-block{margin-top:22px}
.control-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:11px;font-size:13px;font-weight:700}
.control-head output{font:700 13px Orbitron,sans-serif;color:var(--cyan)}
input[type="range"]{
  --fill:50%;
  width:100%;height:7px;border-radius:999px;appearance:none;outline:none;cursor:pointer;
  background:linear-gradient(90deg,var(--cyan) 0 var(--fill),#17233e var(--fill) 100%);
}
input[type="range"]::-webkit-slider-thumb{
  appearance:none;width:19px;height:19px;border-radius:50%;background:white;border:4px solid var(--cyan);box-shadow:0 0 18px rgba(108,243,255,.7)
}
input[type="range"]::-moz-range-thumb{
  width:12px;height:12px;border-radius:50%;background:white;border:4px solid var(--cyan);box-shadow:0 0 18px rgba(108,243,255,.7)
}
.range-scale{display:flex;justify-content:space-between;margin-top:8px;color:#65799d;font-size:9px;font-weight:700}
.spectrum{
  height:6px;border-radius:99px;margin-top:10px;
  background:linear-gradient(90deg,#7b2cff 0%,#4669ff 14%,#22b7ff 28%,#35e5aa 43%,#d5f15a 57%,#ffd34b 68%,#ff8c40 79%,#ff5160 90%,#7d1628 100%);
  opacity:.85;
}
.section-label{display:flex;align-items:center;justify-content:space-between;margin:24px 0 10px;font-size:12px;font-weight:800}
.section-label small{color:#62789d;font-weight:700}
.metal-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}
.metal-btn{
  position:relative;text-align:left;border:1px solid var(--line);background:#0b1122;border-radius:13px;padding:11px;cursor:pointer;transition:.18s;
}
.metal-btn strong{display:block;font-size:12px}
.metal-btn span{display:block;margin-top:3px;color:#758aad;font-size:10px}
.metal-btn.active{border-color:rgba(108,243,255,.62);background:linear-gradient(135deg,rgba(108,243,255,.12),rgba(107,140,255,.09));box-shadow:inset 0 0 18px rgba(108,243,255,.06)}
.metal-btn:hover{transform:translateY(-1px);border-color:rgba(108,243,255,.38)}
.preset-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.preset-grid button{
  background:#0b1122;border:1px solid var(--line);border-radius:12px;padding:10px 7px;cursor:pointer;font-size:11px;font-weight:800;
}
.preset-grid button:hover{border-color:rgba(173,124,255,.55);background:#101831}

.stage-panel{padding:20px}
.state-chip,.level-badge{
  font:800 10px Orbitron,sans-serif;padding:8px 10px;border-radius:99px;border:1px solid rgba(108,243,255,.23);color:var(--cyan);background:rgba(108,243,255,.07)
}
.sim-stage{
  position:relative;height:430px;margin-top:14px;border:1px solid rgba(123,152,223,.18);border-radius:20px;overflow:hidden;
  background:
    linear-gradient(rgba(108,243,255,.032) 1px,transparent 1px),
    linear-gradient(90deg,rgba(108,243,255,.032) 1px,transparent 1px),
    radial-gradient(circle at 50% 50%,rgba(56,80,142,.18),transparent 50%),
    #070c18;
  background-size:34px 34px,34px 34px,auto,auto;
}
.sim-stage::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(108,243,255,.035),transparent 10% 90%,rgba(173,124,255,.035));pointer-events:none}
#simCanvas{width:100%;height:100%;display:block}
.hud-label{
  position:absolute;top:13px;color:#64789e;font:700 9px Orbitron,sans-serif;letter-spacing:.12em;
}
.source-label{left:16px}.target-label{left:48%;transform:translateX(-50%)}.collector-label{right:16px}
.impact-flash{
  position:absolute;width:90px;height:90px;border-radius:50%;left:42%;top:50%;transform:translate(-50%,-50%) scale(.2);
  background:radial-gradient(circle,rgba(255,255,255,.96),rgba(108,243,255,.55) 22%,rgba(108,243,255,0) 70%);
  opacity:0;pointer-events:none;
}
.impact-flash.flash{animation:flash .42s ease-out}
@keyframes flash{0%{opacity:0;transform:translate(-50%,-50%) scale(.1)}25%{opacity:1}100%{opacity:0;transform:translate(-50%,-50%) scale(1.6)}}
.threshold-banner{
  position:absolute;left:50%;top:18%;transform:translate(-50%,-16px);opacity:0;pointer-events:none;
  font:800 13px Orbitron,sans-serif;color:white;letter-spacing:.12em;padding:10px 14px;border-radius:10px;
  background:linear-gradient(135deg,rgba(108,243,255,.25),rgba(173,124,255,.27));border:1px solid rgba(108,243,255,.4);box-shadow:0 0 30px rgba(108,243,255,.15)
}
.threshold-banner.show{animation:banner 1.2s ease}
@keyframes banner{0%{opacity:0;transform:translate(-50%,-20px) scale(.9)}15%,70%{opacity:1;transform:translate(-50%,0) scale(1)}100%{opacity:0;transform:translate(-50%,8px)}}

.metric-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:10px}
.metric{
  padding:12px 13px;border:1px solid rgba(127,157,227,.13);border-radius:14px;background:rgba(8,13,26,.66)
}
.metric span{display:block;color:#7186a9;font-size:10px;font-weight:700}
.metric strong{display:block;margin-top:5px;font:700 clamp(12px,1.15vw,15px) Orbitron,sans-serif}
.metric.hot{background:linear-gradient(135deg,rgba(108,243,255,.09),rgba(173,124,255,.08));border-color:rgba(108,243,255,.20)}
.metric.hot strong{color:var(--cyan)}
.equation-strip{
  margin-top:10px;padding:12px 14px;border-radius:15px;border:1px solid rgba(173,124,255,.18);background:linear-gradient(90deg,rgba(173,124,255,.08),rgba(108,243,255,.05));
  display:flex;align-items:center;justify-content:space-between;gap:16px
}
.eq-main span{display:block;color:#7b8ca9;font-size:9px;font-weight:700;text-transform:uppercase;letter-spacing:.1em}
.eq-main strong{display:block;margin-top:3px;font:700 14px Orbitron,sans-serif}
.eq-status{color:#aebfe0;font:600 12px Orbitron,sans-serif;text-align:right}

.mission-list{display:grid;gap:9px;margin-top:18px}
.mission{
  display:grid;grid-template-columns:38px 1fr auto;gap:10px;align-items:center;padding:12px;border-radius:15px;border:1px solid var(--line);background:#0a1020;transition:.25s
}
.mission-icon{
  width:36px;height:36px;border-radius:11px;display:grid;place-items:center;background:#121c34;color:#7187b0;font:800 11px Orbitron,sans-serif
}
.mission h3{margin:0;font-size:12px}
.mission p{margin:4px 0 0;color:#7184a7;font-size:10px;line-height:1.45}
.mission-state{font:800 8px Orbitron,sans-serif;color:#5f7396}
.mission.done{border-color:rgba(147,255,191,.36);background:linear-gradient(135deg,rgba(147,255,191,.08),rgba(108,243,255,.035))}
.mission.done .mission-icon{color:#072012;background:var(--lime);box-shadow:0 0 22px rgba(147,255,191,.25)}
.mission.done .mission-state{color:var(--lime)}
.level-badge{color:var(--violet);border-color:rgba(173,124,255,.23);background:rgba(173,124,255,.07)}
.insight-card{
  margin-top:14px;padding:15px;border-radius:16px;background:linear-gradient(145deg,rgba(107,140,255,.10),rgba(173,124,255,.08));border:1px solid rgba(137,124,255,.18)
}
.insight-card h3{margin:0 0 8px;font-size:14px}
.insight-card p:last-child{margin:0;color:#a8b8d3;font-size:11px;line-height:1.65}
.log-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:12px}
.primary-mini,.ghost-mini{
  border-radius:12px;padding:10px;border:1px solid var(--line);cursor:pointer;font-size:11px;font-weight:800
}
.primary-mini{background:linear-gradient(135deg,rgba(108,243,255,.18),rgba(107,140,255,.18));border-color:rgba(108,243,255,.28)}
.ghost-mini{background:#0a1020}

.graphs-panel{margin-top:14px;padding:22px}
.section-header{margin-bottom:16px}
.section-note{margin:3px 0 0;color:#6e82a6;font-size:11px}
.graph-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.graph-card{border:1px solid var(--line);border-radius:18px;background:rgba(7,12,25,.68);padding:14px;min-width:0}
.graph-title{display:flex;align-items:flex-start;justify-content:space-between;gap:8px}
.graph-title span{color:#65799c;font:700 9px Orbitron,sans-serif}
.graph-title h3{margin:3px 0 0;font:700 15px Orbitron,sans-serif}
.graph-title b{color:var(--cyan);font-size:10px}
.graph-card canvas{width:100%;height:220px;display:block;margin-top:8px}
.graph-card p{margin:7px 0 0;color:#7084a5;font-size:10px;line-height:1.45}

.bottom-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:14px;margin-top:14px}
.theory-panel,.log-panel{padding:22px}
.theory-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.theory-grid article{
  min-height:145px;padding:15px;border-radius:16px;border:1px solid var(--line);background:rgba(8,13,26,.67)
}
.theory-grid article>span{color:#566b91;font:800 10px Orbitron,sans-serif}
.theory-grid h3{margin:18px 0 7px;font-size:14px}
.theory-grid p{margin:0;color:#8296b7;font-size:11px;line-height:1.6}
.theory-grid strong{color:#dce9ff}
.section-header.compact{margin-bottom:10px}
.section-header.compact>span{color:#6e82a6;font-size:10px}
.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:14px}
table{width:100%;border-collapse:collapse;min-width:560px;font-size:10px}
th,td{padding:10px 9px;text-align:right;border-bottom:1px solid rgba(127,157,227,.09);white-space:nowrap}
th:first-child,td:first-child,th:nth-child(2),td:nth-child(2){text-align:left}
th{color:#7489aa;background:#0a1020;font-weight:800}
td{color:#aab8ce}
tr:last-child td{border-bottom:none}
.empty-row td{text-align:center!important;color:#586c8f;padding:28px}
footer{display:flex;justify-content:space-between;gap:12px;color:#506383;font-size:9px;padding:18px 7px 0;text-transform:uppercase;letter-spacing:.08em}

.toast-stack{position:fixed;z-index:40;right:18px;bottom:18px;display:grid;gap:8px;pointer-events:none}
.toast{
  width:min(340px,calc(100vw - 36px));padding:13px 14px;border-radius:14px;border:1px solid rgba(108,243,255,.22);
  background:rgba(10,16,32,.93);backdrop-filter:blur(18px);box-shadow:0 16px 50px rgba(0,0,0,.35);
  transform:translateY(10px);opacity:0;animation:toast .3s forwards;color:#dce9ff;font-size:11px
}
.toast strong{color:var(--cyan)}
@keyframes toast{to{transform:none;opacity:1}}
.confetti-canvas{position:fixed;inset:0;width:100vw;height:100vh;pointer-events:none;z-index:50}

@media (max-width:1180px){
  .hero-grid{grid-template-columns:285px 1fr}
  .mission-panel{grid-column:1/-1}
  .mission-list{grid-template-columns:repeat(3,1fr)}
  .mission{grid-template-columns:38px 1fr}.mission-state{grid-column:2}
  .insight-card{margin-top:10px}
}
@media (max-width:920px){
  .topbar{position:relative;align-items:flex-start}
  .top-actions{flex-wrap:wrap;justify-content:flex-end}
  .xp-wrap{display:none}
  .hero-grid{grid-template-columns:1fr}
  .mission-panel{grid-column:auto}
  .controls-panel{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}
  .controls-panel .panel-title{grid-column:1/-1}
  .metal-section,.preset-section{align-self:end}
  .mission-list{grid-template-columns:1fr}
  .graph-grid{grid-template-columns:1fr}
  .bottom-grid{grid-template-columns:1fr}
  .theory-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:640px){
  .page{width:min(100% - 18px,1540px);margin-top:10px}
  .topbar{padding:12px 10px}
  .brand-mark{width:40px;height:40px}
  .brand .eyebrow{display:none}
  .brand h1{font-size:13px}
  .ghost-btn{display:none}
  .boost-btn{padding:9px;font-size:9px}
  .controls-panel{display:block}
  .sim-stage{height:360px}
  .metric-grid{grid-template-columns:repeat(2,1fr)}
  .equation-strip{display:block}
  .eq-status{text-align:left;margin-top:8px}
  .theory-grid{grid-template-columns:1fr}
  footer{display:block}
}