/* CKSTEM Agents — Crack the Safe — SPY-TECH NEON design system (v6)
 * Premium glassmorphism + neon, with chunky tactile buttons (Duolingo-style press).
 * Fonts: Orbitron (titles), Space Grotesk (UI), JetBrains Mono (all numbers).
 *
 * COLOR ROLES:
 *   --neon   : per-vault primary accent (interactive surfaces, ready states)
 *   --neon2  : per-vault secondary accent (B-zone / variety)
 *   --gold   : live numeric values + primary CTA
 *   text light on deep navy base.
 */

:root{
  --navy:#080C1A; --navy-2:#050810;
  --panel-fill-1:rgba(13,21,48,.82); --panel-fill-2:rgba(8,12,26,.70);
  --panel-border:rgba(0,245,255,.25);
  --neon:#00F5FF; --neon-rgb:0,245,255;
  --neon2:#A855F7; --neon2-rgb:168,85,247;
  --gold:#FFD23F; --gold-rgb:255,210,63;
  --text:#E8F4FF; --dim:#5C7398;
  --good:#7CFFB0; --good-rgb:124,255,176;
  --bad:#FF6B8A; --bad-rgb:255,107,138;

  --disp:'Orbitron',sans-serif;
  --ui:'Space Grotesk','Segoe UI',sans-serif;
  --mono:'JetBrains Mono','Consolas',monospace;
  --topbar-h:48px;
}

*{box-sizing:border-box;margin:0;padding:0}
html,body{font-family:var(--ui);color:var(--text);overflow-x:hidden;-webkit-font-smoothing:antialiased}
body{
  background:
    radial-gradient(ellipse 80% 50% at 50% 0%, #0A1A4A 0%, transparent 70%),
    radial-gradient(ellipse 60% 40% at 18% 100%, #2A0A4A 0%, transparent 60%),
    linear-gradient(180deg,var(--navy),var(--navy-2));
}
/* animated tech grid */
body::before{
  content:'';position:fixed;inset:0;pointer-events:none;z-index:0;
  background-image:
    linear-gradient(rgba(var(--neon-rgb),.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(var(--neon-rgb),.045) 1px,transparent 1px);
  background-size:44px 44px;
  animation:grid-drift 24s linear infinite;
}
@keyframes grid-drift{to{transform:translateY(44px)}}

#game{width:100vw;position:relative;z-index:1}
.shell{display:grid;grid-template-rows:var(--topbar-h) 1fr;min-height:100dvh}

/* ============ TOP BAR ============ */
.topbar{
  display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:10px;
  padding:6px 14px;background:linear-gradient(180deg,rgba(10,8,28,.9),rgba(6,3,12,.7));
  border-bottom:1px solid rgba(var(--neon-rgb),.15);z-index:50;
}
.agent-credential{display:flex;align-items:center;gap:12px}
.round-badge{width:34px;height:34px;border-radius:50%;display:block;
  border:1px solid rgba(var(--neon-rgb),.4);box-shadow:0 0 14px rgba(var(--neon-rgb),.3)}
.agent-info{display:none}
.mission-title{text-align:center;overflow:hidden}
.mission-num{display:none}
.mission-name{
  display:block;font-family:var(--disp);font-weight:700;font-size:12px;letter-spacing:.14em;
  color:var(--neon);text-transform:uppercase;text-shadow:0 0 12px rgba(var(--neon-rgb),.5);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.mission-mechanic{display:none}
.topbar-right{display:flex;align-items:center;gap:6px}
.mute-btn{
  background:transparent;border:1px solid var(--dim);border-radius:8px;width:34px;height:34px;
  font-size:14px;color:var(--text);cursor:pointer;font-family:inherit;padding:0;
}
.mute-btn:hover{border-color:var(--neon);color:var(--neon)}
.mute-btn:active{transform:translateY(1px)}
.vault-clock{
  font-family:var(--disp);font-weight:700;font-size:16px;color:var(--gold);letter-spacing:.06em;
  border:1px solid rgba(var(--gold-rgb),.35);border-radius:8px;padding:5px 11px;
  box-shadow:0 0 14px rgba(var(--gold-rgb),.12);font-variant-numeric:tabular-nums;
}
.vc-label{display:none}
.vault-clock.warning{color:var(--bad);border-color:rgba(var(--bad-rgb),.5);animation:warn-flash 1s ease-in-out infinite}
@keyframes warn-flash{0%,100%{box-shadow:0 0 14px rgba(var(--bad-rgb),.2)}50%{box-shadow:0 0 22px rgba(var(--bad-rgb),.6)}}

/* ============ AGENT REGISTRATION (onboarding) ============ */
.reg-screen{display:grid;place-items:center;height:100dvh;padding:16px}
.reg-panel{position:relative;width:min(420px,94vw);text-align:center;padding:28px 24px 22px;border-radius:22px;overflow:hidden;
  background:linear-gradient(135deg,var(--panel-fill-1),var(--panel-fill-2));
  backdrop-filter:blur(16px) saturate(180%);-webkit-backdrop-filter:blur(16px) saturate(180%);
  border:1px solid var(--panel-border);
  box-shadow:0 0 0 1px rgba(255,255,255,.05) inset,0 12px 40px rgba(0,0,0,.65),0 0 50px rgba(var(--neon-rgb),.12),0 0 100px rgba(var(--neon2-rgb),.08)}
.reg-panel::before{content:'';position:absolute;top:0;left:10%;right:10%;height:1px;
  background:linear-gradient(90deg,transparent,rgba(var(--neon-rgb),.8) 40%,rgba(255,255,255,.9) 50%,rgba(var(--neon-rgb),.8) 60%,transparent)}
.reg-panel::after{content:'';position:absolute;left:0;right:0;top:-14%;height:14%;pointer-events:none;
  background:linear-gradient(180deg,transparent,rgba(var(--neon-rgb),.05) 30%,rgba(var(--neon-rgb),.14) 50%,rgba(var(--neon-rgb),.05) 70%,transparent);
  animation:scan-beam 3.4s cubic-bezier(.4,0,.6,1) infinite}
.reg-badge{width:92px;height:92px;border-radius:50%;border:1px solid rgba(var(--neon-rgb),.4);
  box-shadow:0 0 26px rgba(var(--neon-rgb),.35);margin-bottom:12px}
.reg-eyebrow{font-family:var(--ui);font-weight:700;font-size:12px;letter-spacing:.34em;color:var(--neon2);text-transform:uppercase;text-shadow:0 0 12px rgba(var(--neon2-rgb),.4);margin-bottom:2px}
.reg-title{font-family:var(--disp);font-weight:900;font-size:clamp(22px,6.5vw,30px);line-height:1.05;letter-spacing:.05em;color:var(--neon);text-shadow:0 0 20px rgba(var(--neon-rgb),.55)}
.reg-sub{font-family:var(--ui);font-size:10px;letter-spacing:.18em;color:var(--dim);text-transform:uppercase;margin-top:6px}
.reg-line{font-family:var(--mono);font-size:13px;color:var(--good);margin:16px 0 4px}
.reg-label{display:block;font-family:var(--ui);font-size:10px;letter-spacing:.18em;color:var(--neon2);margin:12px 0 8px;text-transform:uppercase}
.reg-input{width:100%;text-align:center;font-family:var(--mono);font-weight:700;font-size:26px;letter-spacing:.12em;color:var(--gold);
  background:rgba(4,8,20,.8);border:2px solid rgba(var(--neon-rgb),.4);border-radius:12px;padding:12px;outline:none;text-transform:uppercase}
.reg-input::placeholder{color:var(--dim);letter-spacing:.08em;font-weight:400}
.reg-input:focus{border-color:var(--neon);box-shadow:0 0 0 2px var(--navy),0 0 0 3px var(--neon),0 0 18px rgba(var(--neon-rgb),.4)}
.reg-begin{width:100%;margin-top:16px;font-family:var(--ui);font-weight:700;font-size:15px;letter-spacing:.06em;text-transform:uppercase;
  padding:14px;border-radius:12px;cursor:pointer;color:#08121f;border:1px solid var(--gold);
  background:linear-gradient(180deg,#FFE066,var(--gold));box-shadow:0 5px 0 #C99A00;transition:transform .08s,box-shadow .08s}
.reg-begin:disabled{opacity:.45;cursor:not-allowed;background:rgba(255,255,255,.06);color:var(--dim);border-color:var(--dim);box-shadow:none}
.reg-begin.ready{animation:cta-pulse 2s ease-in-out infinite}
.reg-begin:not(:disabled):active{transform:translateY(4px);box-shadow:0 1px 0 #C99A00}
.reg-foot{margin-top:14px;font-family:var(--ui);font-size:11px;letter-spacing:.08em;color:var(--dim)}

/* ============ STAGE ============ */
.vault-stage{position:relative;display:grid;place-items:center;padding:14px 12px}
.vault-backdrop{display:none}

/* ============ GLASS VAULT PANEL ============ */
.puzzle-host{
  position:relative;z-index:2;width:min(480px,94vw);border-radius:22px;overflow:hidden;
  background:linear-gradient(135deg,var(--panel-fill-1),var(--panel-fill-2));
  backdrop-filter:blur(16px) saturate(180%);-webkit-backdrop-filter:blur(16px) saturate(180%);
  border:1px solid var(--panel-border);
  box-shadow:
    0 0 0 1px rgba(255,255,255,.05) inset,
    0 10px 36px rgba(0,0,0,.6),
    0 0 44px rgba(var(--neon-rgb),.1),
    0 0 90px rgba(var(--neon2-rgb),.07);
}
/* glass edge highlight */
.puzzle-host::before{
  content:'';position:absolute;top:0;left:10%;right:10%;height:1px;z-index:4;
  background:linear-gradient(90deg,transparent,rgba(var(--neon-rgb),.8) 40%,rgba(255,255,255,.9) 50%,rgba(var(--neon-rgb),.8) 60%,transparent);
}
/* scan beam */
.puzzle-host::after{
  content:'';position:absolute;left:0;right:0;top:-14%;height:14%;pointer-events:none;z-index:1;
  background:linear-gradient(180deg,transparent,rgba(var(--neon-rgb),.05) 30%,rgba(var(--neon-rgb),.14) 50%,rgba(var(--neon-rgb),.05) 70%,transparent);
  animation:scan-beam 3.4s cubic-bezier(.4,0,.6,1) infinite;
}
@keyframes scan-beam{0%{top:-14%;opacity:0}6%{opacity:1}90%{opacity:1}100%{top:108%;opacity:0}}

.panel-header{
  display:flex;align-items:center;gap:9px;padding:9px 16px 9px 16px;position:relative;z-index:3;
  background:linear-gradient(180deg,rgba(var(--neon-rgb),.06),transparent);
  border-bottom:1px solid rgba(var(--neon-rgb),.12);
}
.panel-header::before{
  content:'';width:8px;height:8px;border-radius:50%;flex-shrink:0;
  background:radial-gradient(circle,var(--good),#2a8a3e);box-shadow:0 0 8px rgba(var(--good-rgb),.8);
  animation:led 2s ease-in-out infinite;
}
@keyframes led{0%,100%{opacity:1}50%{opacity:.5}}
.panel-title{font-family:var(--ui);font-size:10px;letter-spacing:2.5px;color:var(--dim);font-weight:700;text-transform:uppercase}

.panel-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:14px;align-items:center;position:relative;z-index:3}

/* ============ HERO REVEAL ============ */
.hero-light{position:absolute;inset:0;z-index:3;pointer-events:none;opacity:0;transform:scale(.2);
  background:radial-gradient(circle,rgba(var(--gold-rgb),.95) 0%,rgba(var(--neon-rgb),.5) 35%,transparent 70%);
  transition:opacity .5s ease,transform 1s ease-out;mix-blend-mode:screen}
.hero-light.firing{opacity:1;transform:scale(1.4)}
.hero-light.final-burst{
  background:radial-gradient(circle,rgba(255,255,255,.98) 0%,rgba(var(--gold-rgb),.85) 25%,rgba(var(--neon2-rgb),.55) 55%,transparent 75%);
  animation:final-burst 1.8s ease-in-out infinite}
@keyframes final-burst{0%,100%{transform:scale(1.4)}50%{transform:scale(1.55)}}
.pixel{position:absolute;left:50%;bottom:-260px;transform:translateX(-50%);width:210px;height:210px;z-index:5;
  transition:bottom .7s cubic-bezier(.18,.89,.32,1.28);pointer-events:none}
.pixel svg{width:100%;height:100%}
.pixel.revealed{bottom:18px}
.reveal-card{position:absolute;left:50%;top:14%;transform:translate(-50%,30px) scale(.85);width:min(420px,92vw);z-index:6;
  background:linear-gradient(135deg,rgba(13,21,48,.95),rgba(8,12,26,.9));backdrop-filter:blur(14px);
  border:1px solid rgba(var(--gold-rgb),.5);border-radius:18px;padding:20px;text-align:center;opacity:0;pointer-events:none;
  transition:opacity .5s ease,transform .6s cubic-bezier(.18,.89,.32,1.28);
  box-shadow:0 12px 44px rgba(0,0,0,.7),0 0 30px rgba(var(--gold-rgb),.3)}
.reveal-card.visible{opacity:1;transform:translate(-50%,0) scale(1);pointer-events:auto}
.reveal-label{font-family:var(--ui);font-size:11px;letter-spacing:4px;color:var(--neon);font-weight:700;text-transform:uppercase}
.reveal-title{font-family:var(--disp);font-size:20px;font-weight:900;color:var(--gold);letter-spacing:1px;margin:6px 0 12px;text-shadow:0 0 18px rgba(var(--gold-rgb),.4)}
.reveal-wordmark{display:block;max-width:230px;width:75%;height:auto;margin:8px auto 14px;filter:drop-shadow(0 2px 8px rgba(0,0,0,.5))}
.reveal-btn{font-family:var(--ui);font-weight:700;font-size:14px;letter-spacing:.06em;text-transform:uppercase;width:100%;
  padding:14px;border-radius:12px;cursor:pointer;color:#08121f;border:1px solid var(--gold);
  background:linear-gradient(180deg,#FFE066,var(--gold));box-shadow:0 5px 0 #C99A00;transition:.08s}
.reveal-btn:active{transform:translateY(4px);box-shadow:0 1px 0 #C99A00}
body.revealing .puzzle-host{opacity:0;pointer-events:none;transition:opacity .4s ease}

/* ============================================================
   SHARED PUZZLE PRIMITIVES
   ============================================================ */
.dv-prompt,.pp-prompt,.sc-prompt,.ff-prompt,.ms-prompt{text-align:center;font-size:14px;line-height:1.5;color:var(--text);font-family:var(--ui)}
.dv-prompt>div,.pp-prompt>div,.sc-prompt>div,.ff-prompt>div,.ms-prompt>div{margin:2px 0}
.dv-prompt b,.pp-prompt b,.sc-prompt b,.ff-prompt b,.ms-prompt b{color:var(--neon)}
.dv-target,.pp-target,.ms-target{font-family:var(--mono);font-weight:800;color:var(--gold);font-size:18px;font-variant-numeric:tabular-nums;text-shadow:0 0 10px rgba(var(--gold-rgb),.3)}

/* Neon chunky chip (tactile press) — used by L1, L3 pad, L5 tray */
.dv-chip,.sc-pad-key,.ms-tray-chip{
  font-family:var(--mono);font-weight:700;color:var(--neon);cursor:pointer;
  background:rgba(var(--neon-rgb),.08);border:1.5px solid rgba(var(--neon-rgb),.5);border-radius:14px;
  box-shadow:0 4px 0 rgba(var(--neon-rgb),.25),0 0 14px rgba(var(--neon-rgb),.2),inset 0 1px 0 rgba(255,255,255,.1);
  transition:transform .08s ease,box-shadow .08s ease;font-variant-numeric:tabular-nums;
}
.dv-chip:active,.sc-pad-key:active,.ms-tray-chip:active{transform:translateY(4px);box-shadow:0 0 0 rgba(0,0,0,0),0 0 18px rgba(var(--neon-rgb),.5)}
.dv-chip.used,.ms-tray-chip.used{opacity:.22;pointer-events:none;transform:translateY(2px);box-shadow:none}

/* Action buttons */
.dv-actions,.pp-actions,.ff-actions,.ms-actions,.sc-actions{display:flex;gap:8px;width:100%}
.dv-action-btn,.pp-action-btn,.sc-action-btn,.ff-action-btn,.ms-action-btn{
  flex:1;font-family:var(--ui);font-weight:700;font-size:13px;letter-spacing:.06em;text-transform:uppercase;
  padding:13px;border-radius:12px;cursor:pointer;color:var(--text);
  background:rgba(255,255,255,.04);border:1px solid var(--dim);transition:.08s;
}
.dv-action-btn:hover,.pp-action-btn:hover,.sc-action-btn:hover,.ff-action-btn:hover,.ms-action-btn:hover{border-color:var(--text)}
.dv-action-btn:active,.pp-action-btn:active,.sc-action-btn:active,.ff-action-btn:active,.ms-action-btn:active{transform:translateY(2px)}
.dv-action-btn:disabled,.pp-action-btn:disabled,.sc-action-btn:disabled,.ff-action-btn:disabled,.ms-action-btn:disabled{opacity:.35;cursor:not-allowed;transform:none}
/* Primary CTA — gold, chunky, breathing */
.dv-crack.ready,.pp-lock.ready,.ff-light.ready,.ms-lock.ready,.sc-test.ready{
  color:#08121f;border:1px solid var(--gold);background:linear-gradient(180deg,#FFE066,var(--gold));
  box-shadow:0 5px 0 #C99A00,0 0 18px rgba(var(--gold-rgb),.4);animation:cta-pulse 2s ease-in-out infinite}
.dv-crack.ready:active,.pp-lock.ready:active,.ff-light.ready:active,.ms-lock.ready:active,.sc-test.ready:active{transform:translateY(4px);box-shadow:0 1px 0 #C99A00}
@keyframes cta-pulse{0%,100%{box-shadow:0 5px 0 #C99A00,0 0 14px rgba(var(--gold-rgb),.3)}50%{box-shadow:0 5px 0 #C99A00,0 0 28px rgba(var(--gold-rgb),.7)}}

/* Eval feedback — appears in normal flow below the action buttons. The panel
   grows to fit, the page/iframe grows with the panel. No clipping. */
.dv-status,.pp-status-msg,.sc-status,.ff-status,.ms-status{width:100%}
.dv-eval,.pp-eval,.sc-eval,.ff-eval,.ms-eval{
  background:rgba(0,0,0,.4);border:1px solid rgba(var(--neon-rgb),.2);border-left:3px solid var(--dim);
  padding:12px 16px;border-radius:10px;
  font-size:13px;line-height:1.55;font-family:var(--mono);
  animation:eval-slide-in .3s cubic-bezier(.18,.89,.32,1.28);
}
@keyframes eval-slide-in{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}
.dv-eval.win,.pp-eval.win,.sc-eval.win,.ff-eval.win,.ms-eval.win{border-left-color:var(--good);background:rgba(var(--good-rgb),.08)}
.dv-eval.try-again,.pp-eval.try-again,.sc-eval.try-again,.ff-eval.try-again,.ms-eval.try-again{border-left-color:var(--bad);background:rgba(var(--bad-rgb),.06)}
.dv-eval b,.pp-eval b,.sc-eval b,.ff-eval b,.ms-eval b{color:var(--gold);font-variant-numeric:tabular-nums}
.dv-eval-verdict{margin-top:6px;font-weight:700;font-size:14px;font-family:var(--ui)}

/* Glowing recessed slot — used by L1, L5 */
.dv-slot,.ms-cell.empty{
  background:rgba(4,8,20,.8);border:2px solid rgba(255,255,255,.08);border-radius:12px;
  color:var(--dim);font-family:var(--mono);font-weight:700;box-shadow:inset 0 2px 8px rgba(0,0,0,.6);
  transition:border-color .2s,box-shadow .2s,color .2s;
}
.dv-slot.filled,.ms-cell.filled{
  color:var(--gold);border-color:var(--gold);
  box-shadow:0 0 16px rgba(var(--gold-rgb),.4),inset 0 2px 8px rgba(0,0,0,.4);animation:slot-pop .22s ease-out}
@keyframes slot-pop{0%{transform:scale(1)}40%{transform:scale(1.12)}100%{transform:scale(1)}}
.dv-slot.active,.ms-cell.empty.active{
  border-color:var(--neon);color:var(--neon);animation:slot-pulse 1.4s ease-in-out infinite}
@keyframes slot-pulse{0%,100%{box-shadow:0 0 8px rgba(var(--neon-rgb),.4),inset 0 2px 8px rgba(0,0,0,.4)}50%{box-shadow:0 0 24px rgba(var(--neon-rgb),.85),inset 0 2px 8px rgba(0,0,0,.4)}}

/* ===== L1 Digit Vault ===== */
.dv-wrap,.pp-wrap,.sc-wrap,.ff-wrap,.ms-wrap{display:flex;flex-direction:column;gap:14px;align-items:center;width:100%}
.dv-numbers{display:flex;gap:22px;align-items:center;justify-content:center}
.dv-num{display:flex;flex-direction:column;align-items:center;gap:6px}
.dv-num-label{font-family:var(--disp);font-weight:700;font-size:15px;letter-spacing:.1em;color:var(--neon2);text-shadow:0 0 12px rgba(var(--neon2-rgb),.6)}
.dv-num:last-child .dv-num-label{color:var(--neon);text-shadow:0 0 12px rgba(var(--neon-rgb),.6)}
.dv-num-slots{display:flex;gap:6px}
.dv-slot{width:48px;height:58px;font-size:28px;cursor:pointer;padding:0}
.dv-equations{display:flex;flex-direction:column;gap:8px;width:100%;
  background:rgba(0,0,0,.3);border:1px solid rgba(var(--neon-rgb),.12);border-radius:12px;padding:12px 14px}
.dv-eq{display:grid;grid-template-columns:1fr auto 1fr auto;align-items:center;gap:10px;font-family:var(--mono);font-size:17px;color:rgba(232,244,255,.8)}
.dv-eq-lhs{text-align:right;font-variant-numeric:tabular-nums}
.dv-eq-eq{color:var(--dim)}
.dv-eq-rhs{background:rgba(0,0,0,.4);color:var(--gold);font-weight:700;padding:4px 12px;border-radius:6px;min-width:58px;text-align:center;font-variant-numeric:tabular-nums;text-shadow:0 0 10px rgba(var(--gold-rgb),.3)}
.dv-eq-target{font-family:var(--mono);font-size:11px;color:var(--dim);white-space:nowrap}
.dv-eq-target b{color:var(--gold)}
.dv-digit-tray{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
.dv-chip{width:56px;height:56px;font-size:28px}

/* ===== L2 Perimeter Painter ===== */
.pp-status{display:flex;gap:14px;background:rgba(0,0,0,.3);padding:10px 16px;border-radius:10px;font-family:var(--mono);border:1px solid rgba(var(--neon-rgb),.12)}
.pp-stat{display:flex;flex-direction:column;align-items:center;min-width:64px}
.pp-stat-label{font-size:9px;letter-spacing:1.5px;color:var(--dim)}
.pp-stat-val{font-size:22px;font-weight:800;color:var(--gold);font-variant-numeric:tabular-nums;text-shadow:0 0 10px rgba(var(--gold-rgb),.3)}
.pp-stat-val.bad{color:var(--bad)}
.pp-stat-target{font-size:10px;color:var(--dim)}
.pp-grid{display:grid;grid-template-columns:repeat(var(--g),1fr);gap:3px;width:min(330px,82vmin);aspect-ratio:1/1;
  background:rgba(0,0,0,.4);padding:5px;border-radius:10px;border:1px solid rgba(var(--neon-rgb),.15)}
.pp-cell{background:rgba(4,8,20,.7);border:1px solid rgba(255,255,255,.06);cursor:pointer;padding:0;border-radius:4px;transition:background .1s,transform .08s,box-shadow .15s}
.pp-cell:hover{background:rgba(var(--neon-rgb),.12)}
.pp-cell.on{background:linear-gradient(135deg,var(--neon),var(--neon2));border-color:rgba(255,255,255,.4);box-shadow:0 0 12px rgba(var(--neon-rgb),.5),inset 0 0 6px rgba(255,255,255,.3)}
.pp-cell:active{transform:scale(.92)}

/* ===== L3 Symbol Cipher ===== */
.sc-clues{display:grid;gap:6px;width:100%}
.sc-clue{background:rgba(0,0,0,.3);border:1px solid rgba(255,255,255,.06);border-left:3px solid var(--dim);border-radius:8px;
  padding:9px 14px;font-family:var(--mono);font-size:16px;display:flex;justify-content:space-between;align-items:center;color:var(--text)}
.sc-clue.ok{border-left-color:var(--good);background:rgba(var(--good-rgb),.07)}
.sc-clue.bad{border-left-color:var(--bad);background:rgba(var(--bad-rgb),.06)}
.sc-clue-light{font-size:18px}
.sc-key{width:100%;background:rgba(0,0,0,.3);border:1px solid rgba(var(--neon-rgb),.15);border-radius:10px;padding:10px}
.sc-key-label{font-size:9px;color:var(--dim);letter-spacing:2px;text-align:center;margin-bottom:6px}
.sc-key-row{display:flex;gap:7px;justify-content:center;flex-wrap:wrap}
.sc-key-slot{display:flex;flex-direction:column;align-items:center;padding:6px 4px;min-width:52px;cursor:pointer;
  background:rgba(4,8,20,.8);border:2px solid rgba(255,255,255,.08);border-radius:10px;transition:.15s}
.sc-key-slot.active{border-color:var(--neon);box-shadow:0 0 0 1px var(--navy),0 0 0 2px var(--neon),0 0 14px rgba(var(--neon-rgb),.5)}
.sc-key-sym{font-size:24px;color:var(--neon2);text-shadow:0 0 10px rgba(var(--neon2-rgb),.5)}
.sc-key-val{font-family:var(--mono);font-size:18px;font-weight:800;color:var(--dim);font-variant-numeric:tabular-nums}
.sc-key-val.set{color:var(--gold);text-shadow:0 0 10px rgba(var(--gold-rgb),.4)}
.sc-pad{width:100%}
.sc-pad-label{font-size:10px;letter-spacing:1.5px;color:var(--dim);text-align:center;margin-bottom:6px}
.sc-pad-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:7px}
.sc-pad-key{padding:12px 0;font-size:17px}
.sc-pad-clear{color:var(--bad);border-color:rgba(var(--bad-rgb),.5);background:rgba(var(--bad-rgb),.08);box-shadow:0 4px 0 rgba(var(--bad-rgb),.25)}
.sc-actions{display:flex;width:100%}

/* ===== L4 Fraction Fuse ===== */
.ff-target{font-family:var(--mono);font-weight:800;font-size:34px;color:var(--gold);display:block;margin-top:4px;text-shadow:0 0 16px rgba(var(--gold-rgb),.4)}
.ff-tiles{display:flex;gap:9px;justify-content:center;flex-wrap:wrap}
.ff-tile{width:78px;height:94px;cursor:pointer;font-family:var(--mono);color:var(--text);display:grid;place-items:center;border-radius:14px;
  background:rgba(4,8,20,.8);border:2px solid rgba(var(--neon-rgb),.3);
  box-shadow:0 4px 0 rgba(var(--neon-rgb),.2),inset 0 1px 0 rgba(255,255,255,.06);transition:transform .12s,box-shadow .12s,border-color .12s}
.ff-tile.on{border-color:var(--neon);background:rgba(var(--neon-rgb),.12);transform:translateY(-3px);
  box-shadow:0 7px 0 rgba(var(--neon-rgb),.25),0 0 18px rgba(var(--neon-rgb),.5)}
.ff-tile:active{transform:translateY(1px)}
.ff-frac{display:flex;flex-direction:column;align-items:center}
.ff-num,.ff-den{font-size:28px;font-weight:800;line-height:1;font-variant-numeric:tabular-nums}
.ff-bar{width:30px;height:3px;background:currentColor;margin:3px 0;box-shadow:0 0 6px currentColor}
.ff-current{font-family:var(--mono);font-size:13px;color:var(--dim)}
.ff-current #ffSum{color:var(--gold);font-weight:800;font-size:18px}

/* ===== L5 Magic Square ===== */
.ms-target-display{display:flex;flex-direction:column;align-items:center;gap:2px;font-family:var(--mono)}
.ms-target-display .ms-tl{font-size:10px;letter-spacing:2px;color:var(--dim)}
.ms-target-display .ms-tv{font-size:30px;font-weight:800;color:var(--gold);font-variant-numeric:tabular-nums;text-shadow:0 0 16px rgba(var(--gold-rgb),.4)}
.ms-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:7px;width:min(280px,78vmin)}
.ms-cell{aspect-ratio:1/1;border-radius:12px;display:grid;place-items:center;font-family:var(--mono);font-weight:700;font-size:30px;
  color:var(--text);cursor:pointer;font-variant-numeric:tabular-nums;transition:.12s}
.ms-cell.given{background:rgba(var(--neon2-rgb),.1);border:1px solid rgba(var(--neon2-rgb),.35);color:var(--text);cursor:default}
.ms-cell.empty{border-style:dashed}
.ms-keypad{display:grid;grid-template-columns:repeat(6,1fr);gap:6px;width:100%}
.ms-key{font-family:var(--mono);font-weight:700;font-size:18px;color:var(--neon);cursor:pointer;padding:11px 0;
  background:rgba(var(--neon-rgb),.08);border:1.5px solid rgba(var(--neon-rgb),.5);border-radius:10px;
  box-shadow:0 3px 0 rgba(var(--neon-rgb),.25),inset 0 1px 0 rgba(255,255,255,.1);transition:transform .08s,box-shadow .08s;font-variant-numeric:tabular-nums}
.ms-key:active{transform:translateY(3px);box-shadow:0 0 14px rgba(var(--neon-rgb),.5)}
.ms-key-back{color:var(--bad);border-color:rgba(var(--bad-rgb),.5);background:rgba(var(--bad-rgb),.08);box-shadow:0 3px 0 rgba(var(--bad-rgb),.25)}
.ms-tray{display:flex;gap:8px;justify-content:center;flex-wrap:wrap}
.ms-tray-chip{width:50px;height:50px;font-size:22px}
.ms-sums{display:none}

/* ============ DESKTOP UPGRADES ============ */
@media(min-width:521px){
  :root{--topbar-h:54px}
  .round-badge{width:42px;height:42px}
  .agent-info{display:flex;flex-direction:column;gap:3px;line-height:1.15}
  .agent-callsign{font-family:var(--disp);font-size:14px;font-weight:700;color:var(--text);letter-spacing:.04em}
  .agent-prefix{color:var(--dim);font-weight:500;letter-spacing:.12em;margin-right:.15em}
  .agent-rank{font-size:9px;color:var(--dim);letter-spacing:.14em;text-transform:uppercase}
  .mission-name{font-size:14px}
  .vault-clock{font-size:19px;padding:6px 13px}
  .panel-body{padding:20px 22px 22px}
  .dv-numbers{gap:26px}
  .dv-num-label{font-size:17px}
  .dv-slot{width:52px;height:62px;font-size:30px}
  .dv-eq{font-size:19px}
  .dv-chip{width:60px;height:60px;font-size:30px}
  .pp-grid{width:min(360px,58vmin)}
  .ms-grid{width:min(320px,58vmin)}
}
@media(min-width:901px){
  :root{--topbar-h:58px}
  .mission-name{font-size:15px}
  .round-badge{width:46px;height:46px}
  .puzzle-host{width:min(520px,90vw)}
}

/* ============ PHONE — reduce GPU load ============ */
@media(max-width:520px){
  body::before{animation:none}
  .puzzle-host{backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
  .puzzle-host::after{animation-duration:4s}
  .ff-tile{width:66px;height:82px}
  .ff-num,.ff-den{font-size:24px}
  .ff-target{font-size:28px}
}
@media(max-height:520px) and (orientation:landscape){
  :root{--topbar-h:40px}
  .pixel{display:none}
}

/* ============================================================
   PER-VAULT NEON ACCENTS (dark glass base stays; hue shifts)
   ============================================================ */
body.theme-diamond{ --neon:#00F5FF; --neon-rgb:0,245,255;   --neon2:#A855F7; --neon2-rgb:168,85,247; }
body.theme-pharaoh{ --neon:#FFC94D; --neon-rgb:255,201,77;  --neon2:#FF8A3D; --neon2-rgb:255,138,61;  --panel-border:rgba(255,201,77,.28) }
body.theme-cyber{   --neon:#00FF9C; --neon-rgb:0,255,156;   --neon2:#36E2FF; --neon2-rgb:54,226,255;  --panel-border:rgba(0,255,156,.28) }
body.theme-dragon{  --neon:#FF7A3D; --neon-rgb:255,122,61;  --neon2:#FF3D5E; --neon2-rgb:255,61,94;   --gold:#FFD24D; --panel-border:rgba(255,122,61,.3) }
body.theme-final{   --neon:#FF3DF0; --neon-rgb:255,61,240;  --neon2:#7C5BFF; --neon2-rgb:124,91,255;  --gold:#FFE04D; --panel-border:rgba(255,61,240,.32) }