:root {
  --bg0:#020608; --bg1:#050d14; --bg2:#081622; --bg3:#0c1f2e;
  --ac1:#00e5ff; --ac2:#00ffa3; --ac3:#ff6b35; --warn:#ffb300; --danger:#ff3b3b;
  --txt:#b8d4e0; --txt2:#4a7080; --txtb:#e8f8ff;
  --b1:#0b2030; --b2:#1a4060; --b3:#245070;
  --glow1:rgba(0,229,255,.18); --glow2:rgba(0,255,163,.14);
  --panel-w:420px;
}
*{margin:0;padding:0;box-sizing:border-box}
html,body{height:100%;overflow:hidden}
body{background:var(--bg0);color:var(--txt);font-family:'Rajdhani',sans-serif;font-size:14px}

/* scanlines */
body::before{content:'';position:fixed;inset:0;
  background:repeating-linear-gradient(0deg,transparent,transparent 3px,rgba(0,0,0,.04) 3px,rgba(0,0,0,.04) 4px);
  pointer-events:none;z-index:9999}

/* ══ AUTH MODAL ══ */
#auth-overlay{
  position:fixed;inset:0;z-index:99997;
  background:rgba(2,6,8,0.97);
  display:flex;align-items:center;justify-content:center;
  backdrop-filter:blur(8px)}
#auth-overlay.hide{display:none}
.auth-box{
  background:var(--bg1);border:1px solid var(--b2);
  width:400px;max-width:95vw;
  box-shadow:0 40px 120px rgba(0,0,0,0.8),0 0 60px rgba(0,229,255,0.08)}
.auth-header{
  padding:24px 28px 20px;
  border-bottom:1px solid var(--b2);
  display:flex;flex-direction:column;align-items:center;gap:10px}
.auth-logo-wrap{
  width:52px;height:52px;
  background:conic-gradient(var(--ac1),var(--ac2),var(--ac1));
  clip-path:polygon(50% 0,100% 25%,100% 75%,50% 100%,0 75%,0 25%);
  display:flex;align-items:center;justify-content:center;
  font-size:22px;color:#000;font-weight:900;
  animation:hexPulse 3s ease-in-out infinite}
.auth-title{font-family:'Orbitron';font-size:20px;font-weight:900;color:var(--ac1);letter-spacing:4px}
.auth-sub{font-family:'Share Tech Mono';font-size:9px;color:var(--txt2);letter-spacing:4px;text-transform:uppercase}
.auth-body{padding:24px 28px}
.auth-tabs{display:flex;border-bottom:1px solid var(--b2);margin-bottom:20px}
.auth-tab{flex:1;padding:9px;font-family:'Share Tech Mono';font-size:10px;letter-spacing:1px;
  text-transform:uppercase;color:var(--txt2);background:transparent;border:none;cursor:pointer;
  border-bottom:2px solid transparent;transition:all .2s}
.auth-tab.active{color:var(--ac1);border-bottom-color:var(--ac1);background:rgba(0,229,255,.04)}
.auth-form{display:none}.auth-form.active{display:block}
.auth-field{margin-bottom:14px}
.auth-field label{display:block;margin-bottom:5px;font-family:'Share Tech Mono';font-size:9px;
  color:var(--txt2);letter-spacing:1px;text-transform:uppercase}
.auth-field input{
  width:100%;padding:10px 12px;background:var(--bg2);
  border:1px solid var(--b2);color:var(--txtb);
  font-family:'Share Tech Mono';font-size:12px;outline:none;transition:all .2s}
.auth-field input:focus{border-color:var(--ac1);box-shadow:0 0 0 1px var(--ac1),inset 0 0 10px rgba(0,229,255,.05)}
.auth-err{font-family:'Share Tech Mono';font-size:9px;color:var(--danger);
  letter-spacing:.5px;margin-bottom:10px;min-height:14px;text-align:center}
.auth-ok{font-family:'Share Tech Mono';font-size:9px;color:var(--ac2);
  letter-spacing:.5px;margin-bottom:10px;text-align:center}
.btn-auth{
  width:100%;padding:13px;margin-top:4px;
  background:linear-gradient(135deg,var(--ac1),var(--ac2));
  color:#000;border:none;cursor:pointer;
  font-family:'Orbitron';font-size:11px;font-weight:700;letter-spacing:2px;
  text-transform:uppercase;transition:all .25s;
  clip-path:polygon(0 0,calc(100% - 8px) 0,100% 8px,100% 100%,8px 100%,0 calc(100% - 8px))}
.btn-auth:hover{transform:translateY(-1px);box-shadow:0 6px 24px rgba(0,229,255,.35)}
.auth-contact{
  text-align:center;margin-top:16px;
  font-family:'Share Tech Mono';font-size:9px;color:var(--txt2);letter-spacing:.5px}
.auth-contact a{color:var(--ac1);text-decoration:none}
.auth-contact a:hover{color:var(--ac2)}

/* ══ SUBSCRIPTION / PAYWALL ══ */
#sub-overlay{
  position:fixed;inset:0;z-index:99996;
  background:rgba(2,6,8,0.96);
  display:none;align-items:center;justify-content:center;
  backdrop-filter:blur(6px)}
#sub-overlay.show{display:flex}
.sub-box{
  background:var(--bg1);border:1px solid var(--b2);
  width:520px;max-width:95vw;max-height:92vh;overflow-y:auto;
  box-shadow:0 40px 120px rgba(0,0,0,0.8);position:relative}
.sub-header{padding:20px 24px;border-bottom:1px solid var(--b2)}
.sub-header h2{font-family:'Orbitron';font-size:14px;letter-spacing:3px;color:var(--ac2)}
.sub-header p{font-family:'Share Tech Mono';font-size:10px;color:var(--txt2);margin-top:4px;letter-spacing:1px}
.plan-card{
  margin:16px 24px;padding:16px;
  border:1px solid var(--b2);background:var(--bg2);
  transition:all .2s;cursor:pointer}
.plan-card.selected{border-color:var(--ac2);background:rgba(0,255,163,.05);box-shadow:0 0 20px rgba(0,255,163,.1)}
.plan-card:hover:not(.selected){border-color:var(--b3)}
.plan-row{display:flex;align-items:center;justify-content:space-between}
.plan-name{font-family:'Orbitron';font-size:13px;color:var(--txtb)}
.plan-price{font-family:'Orbitron';font-size:20px;font-weight:900;color:var(--ac2)}
.plan-price span{font-size:10px;color:var(--txt2);font-weight:400}
.plan-features{margin-top:10px}
.plan-feat{font-family:'Share Tech Mono';font-size:10px;color:var(--txt);margin:3px 0;
  display:flex;align-items:center;gap:8px}
.plan-feat::before{content:'✓';color:var(--ac2);flex-shrink:0}
.plan-feat.lock::before{content:'🔒';color:var(--txt2)}
.sub-divider{height:1px;background:var(--b1);margin:0 24px}

/* ══ PAYMENT FORM ══ */
.pay-section{padding:16px 24px}
.pay-title{font-family:'Orbitron';font-size:10px;letter-spacing:2px;color:var(--ac1);
  text-transform:uppercase;margin-bottom:14px;
  display:flex;align-items:center;gap:8px}
.pay-title::after{content:'';flex:1;height:1px;background:linear-gradient(90deg,var(--b2),transparent)}
.pay-methods{display:flex;gap:8px;margin-bottom:16px}
.pay-method-btn{
  flex:1;padding:10px 6px;
  background:var(--bg2);border:1px solid var(--b2);
  color:var(--txt2);font-family:'Share Tech Mono';font-size:10px;
  cursor:pointer;transition:all .2s;text-align:center;letter-spacing:.5px}
.pay-method-btn.active{border-color:var(--ac1);color:var(--ac1);background:rgba(0,229,255,.07)}
.pay-method-btn:hover:not(.active){border-color:var(--b3);color:var(--txt)}
.pay-method-icon{font-size:18px;display:block;margin-bottom:4px}
.pay-fields{display:none}.pay-fields.active{display:block}
.pay-field{margin-bottom:12px}
.pay-field label{display:block;margin-bottom:4px;
  font-family:'Share Tech Mono';font-size:9px;color:var(--txt2);letter-spacing:.8px;text-transform:uppercase}
.pay-field input,.pay-field select{
  width:100%;padding:9px 11px;background:var(--bg0);
  border:1px solid var(--b2);color:var(--txtb);
  font-family:'Share Tech Mono';font-size:12px;outline:none;transition:all .2s}
.pay-field input:focus,.pay-field select:focus{border-color:var(--ac1)}
.pay-row2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.pay-summary{
  margin:0 24px 16px;padding:14px;
  background:var(--bg0);border:1px solid var(--b1)}
.pay-sum-row{display:flex;justify-content:space-between;align-items:center;
  font-family:'Share Tech Mono';font-size:11px;color:var(--txt);margin:4px 0}
.pay-sum-row.total{color:var(--ac2);font-size:13px;border-top:1px solid var(--b2);
  padding-top:8px;margin-top:8px}
.btn-pay{
  width:calc(100% - 48px);margin:0 24px 20px;padding:14px;
  background:linear-gradient(135deg,var(--ac2),var(--ac1));
  color:#000;border:none;cursor:pointer;
  font-family:'Orbitron';font-size:12px;font-weight:700;letter-spacing:2px;
  text-transform:uppercase;transition:all .25s;
  clip-path:polygon(0 0,calc(100% - 8px) 0,100% 8px,100% 100%,8px 100%,0 calc(100% - 8px))}
.btn-pay:hover{transform:translateY(-1px);box-shadow:0 8px 30px rgba(0,255,163,.35)}
.pay-secure{
  display:flex;align-items:center;justify-content:center;gap:6px;
  font-family:'Share Tech Mono';font-size:8.5px;color:var(--txt2);
  margin-bottom:16px;letter-spacing:.5px}
.pay-processing{display:none;text-align:center;padding:30px;flex-direction:column;
  align-items:center;gap:14px}
.pay-processing.show{display:flex}
.pay-ring{
  width:44px;height:44px;border:2px solid var(--b2);
  border-top-color:var(--ac2);border-radius:50%;
  animation:spin .7s linear infinite}
.pay-success{display:none;text-align:center;padding:30px;flex-direction:column;align-items:center;gap:12px}
.pay-success.show{display:flex}
.pay-success-icon{
  width:64px;height:64px;border-radius:50%;
  background:rgba(0,255,163,.15);border:2px solid var(--ac2);
  display:flex;align-items:center;justify-content:center;
  font-size:28px;
  animation:hexPulse 2s ease-in-out 3}
.pay-success h3{font-family:'Orbitron';font-size:14px;color:var(--ac2);letter-spacing:2px}
.pay-success p{font-family:'Share Tech Mono';font-size:10px;color:var(--txt);letter-spacing:.5px;line-height:1.8}

/* ══ USER BADGE in header ══ */
.user-badge{
  display:flex;align-items:center;gap:8px;
  padding:4px 12px;border:1px solid var(--b2);
  font-family:'Share Tech Mono';font-size:10px;color:var(--txt2);
  cursor:pointer;transition:all .2s;position:relative}
.user-badge:hover{border-color:var(--b3);color:var(--txtb)}
.user-avatar{
  width:22px;height:22px;border-radius:50%;
  background:linear-gradient(135deg,var(--ac1),var(--ac2));
  display:flex;align-items:center;justify-content:center;
  font-size:11px;color:#000;font-weight:900;flex-shrink:0}
.user-menu{
  display:none;position:absolute;top:calc(100% + 6px);right:0;
  background:var(--bg1);border:1px solid var(--b2);min-width:180px;z-index:200;
  box-shadow:0 16px 40px rgba(0,0,0,0.6)}
.user-badge:hover .user-menu,.user-menu:hover{display:block}
.user-menu-item{
  padding:10px 14px;font-family:'Share Tech Mono';font-size:10px;color:var(--txt);
  cursor:pointer;transition:background .15s;display:flex;align-items:center;gap:8px;
  border-bottom:1px solid var(--b1)}
.user-menu-item:hover{background:rgba(0,229,255,.06)}
.user-menu-item.danger{color:var(--danger)}
.sub-badge{
  font-family:'Share Tech Mono';font-size:8px;padding:2px 7px;
  border:1px solid var(--ac2);color:var(--ac2);letter-spacing:1px}
.sub-badge.free{border-color:var(--txt2);color:var(--txt2)}

/* ══ PAYWALL LOCK ══ */
.locked-overlay{
  position:absolute;inset:0;background:rgba(2,6,8,0.75);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:12px;z-index:50;backdrop-filter:blur(4px)}
.lock-icon{font-size:32px}
.lock-msg{font-family:'Share Tech Mono';font-size:10px;color:var(--txtb);letter-spacing:1px;text-align:center;line-height:1.8}
.btn-unlock{
  padding:9px 20px;background:linear-gradient(135deg,var(--ac2),var(--ac1));
  color:#000;border:none;cursor:pointer;
  font-family:'Orbitron';font-size:10px;font-weight:700;letter-spacing:1px;
  transition:all .2s}
.btn-unlock:hover{box-shadow:0 4px 16px rgba(0,255,163,.4);transform:translateY(-1px)}

/* ══ INTRO ANIMATION ══ */
#intro-screen{
  position:fixed;inset:0;z-index:99998;
  background:#020608;display:flex;flex-direction:column;
  align-items:center;justify-content:center;overflow:hidden;
  transition:opacity .7s ease, visibility .7s ease}
#intro-screen.hide{opacity:0;visibility:hidden;pointer-events:none}
#intro-canvas{position:absolute;inset:0;width:100%;height:100%}
.intro-content{position:relative;z-index:2;display:flex;flex-direction:column;align-items:center;gap:0}
.intro-hex-ring{
  width:110px;height:110px;
  background:conic-gradient(var(--ac1),var(--ac2),var(--ac1));
  clip-path:polygon(50% 0,100% 25%,100% 75%,50% 100%,0 75%,0 25%);
  display:flex;align-items:center;justify-content:center;
  animation:introHexSpin 2s cubic-bezier(.4,0,.2,1) forwards,introHexGlow 2s ease-in-out infinite 2s;
  opacity:0}
@keyframes introHexSpin{
  0%{opacity:0;transform:scale(.3) rotate(-180deg)}
  60%{opacity:1;transform:scale(1.1) rotate(10deg)}
  100%{opacity:1;transform:scale(1) rotate(0deg)}}
@keyframes introHexGlow{
  0%,100%{filter:drop-shadow(0 0 8px var(--ac1))}
  50%{filter:drop-shadow(0 0 28px var(--ac1)) drop-shadow(0 0 56px var(--ac2))}}
.intro-hex-inner{font-size:42px;color:#000;font-weight:900;line-height:1}
.intro-brand{
  font-family:'Orbitron',monospace;font-size:52px;font-weight:900;
  color:transparent;letter-spacing:8px;text-transform:uppercase;
  background:linear-gradient(135deg,var(--ac1),var(--ac2));
  -webkit-background-clip:text;background-clip:text;
  margin-top:24px;
  opacity:0;transform:translateY(20px);
  animation:introFadeUp .7s ease forwards;animation-delay:.9s}
@keyframes introFadeUp{to{opacity:1;transform:translateY(0)}}
.intro-tagline{
  font-family:'Share Tech Mono';font-size:13px;letter-spacing:6px;
  color:var(--txt2);text-transform:uppercase;margin-top:10px;
  opacity:0;animation:introFadeUp .5s ease forwards;animation-delay:1.4s}
.intro-version{
  font-family:'Share Tech Mono';font-size:10px;color:var(--ac1);
  letter-spacing:3px;margin-top:6px;
  opacity:0;animation:introFadeUp .5s ease forwards;animation-delay:1.7s}
.intro-bar-wrap{
  width:320px;height:2px;background:rgba(26,64,96,0.5);margin-top:40px;
  opacity:0;animation:introFadeUp .4s ease forwards;animation-delay:2s}
.intro-bar{
  height:100%;width:0%;background:linear-gradient(90deg,var(--ac1),var(--ac2));
  animation:introBarFill 1.6s ease forwards;animation-delay:2.1s}
@keyframes introBarFill{to{width:100%}}
.intro-status{
  font-family:'Share Tech Mono';font-size:9px;color:var(--txt2);
  letter-spacing:2px;margin-top:10px;
  opacity:0;animation:introFadeUp .4s ease forwards;animation-delay:2.1s}
.intro-status span{color:var(--ac2)}

/* ── HEADER ── */
header{
  height:56px;display:flex;align-items:center;justify-content:space-between;
  padding:0 24px;background:linear-gradient(180deg,rgba(0,229,255,.07),transparent);
  border-bottom:1px solid var(--b2);position:relative;z-index:100;flex-shrink:0}
.logo{display:flex;align-items:center;gap:12px}
.logo-hex{width:36px;height:36px;background:conic-gradient(var(--ac1),var(--ac2),var(--ac1));
  clip-path:polygon(50% 0,100% 25%,100% 75%,50% 100%,0 75%,0 25%);
  display:flex;align-items:center;justify-content:center;font-size:16px;color:#000;font-weight:900;
  animation:hexPulse 3s ease-in-out infinite}
@keyframes hexPulse{0%,100%{filter:drop-shadow(0 0 6px var(--ac1))}50%{filter:drop-shadow(0 0 16px var(--ac1))}}
.logo h1{font-family:'Orbitron';font-size:17px;font-weight:900;color:var(--ac1);letter-spacing:4px}
.logo span{font-family:'Share Tech Mono';font-size:9px;color:var(--txt2);letter-spacing:5px;display:block}
.hdr-right{display:flex;gap:20px;align-items:center}
.hdr-pill{font-family:'Share Tech Mono';font-size:10px;padding:4px 10px;border:1px solid var(--b2);
  color:var(--txt2);letter-spacing:1px;display:flex;align-items:center;gap:6px}
.hdr-pill .dot{width:5px;height:5px;border-radius:50%;animation:blink 2s ease-in-out infinite}
.dot-green{background:var(--ac2);box-shadow:0 0 6px var(--ac2)}
.dot-cyan{background:var(--ac1);box-shadow:0 0 6px var(--ac1)}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.25}}

/* ── LAYOUT ── */
.app{display:flex;height:calc(100vh - 56px)}

/* ── LEFT PANEL ── */
.left-panel{
  width:var(--panel-w);min-width:var(--panel-w);
  display:flex;flex-direction:column;
  background:var(--bg1);border-right:1px solid var(--b2);
  overflow:hidden}

/* tabs */
.tabs{display:flex;background:var(--bg0);border-bottom:1px solid var(--b2);flex-shrink:0}
.tab{flex:1;padding:9px 2px;font-family:'Share Tech Mono';font-size:8.5px;letter-spacing:.8px;
  text-transform:uppercase;color:var(--txt2);background:transparent;border:none;cursor:pointer;
  border-bottom:2px solid transparent;transition:all .2s;text-align:center}
.tab.active{color:var(--ac1);border-bottom-color:var(--ac1);background:rgba(0,229,255,.04)}
.tab:hover:not(.active){color:var(--txtb);background:rgba(255,255,255,.02)}

.form-body{flex:1;overflow-y:auto;padding:16px;scrollbar-width:thin;scrollbar-color:var(--b2) transparent}
.form-body::-webkit-scrollbar{width:3px}
.form-body::-webkit-scrollbar-thumb{background:var(--b2);border-radius:2px}

.sec{display:none}.sec.active{display:block}
.sec-title{font-family:'Orbitron';font-size:10px;letter-spacing:3px;color:var(--ac1);
  text-transform:uppercase;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.sec-title::after{content:'';flex:1;height:1px;background:linear-gradient(90deg,var(--b2),transparent)}

.fg{margin-bottom:11px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.row3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px}

label{display:block;margin-bottom:3px;font-size:9.5px;font-family:'Share Tech Mono';
  color:var(--txt2);letter-spacing:.8px;text-transform:uppercase}
label em{color:var(--ac2);font-style:normal}

input[type=text],input[type=number],select,textarea{
  width:100%;background:var(--bg2);border:1px solid var(--b2);color:var(--txtb);
  padding:7px 9px;font-family:'Share Tech Mono';font-size:11.5px;outline:none;transition:all .2s}
input:focus,select:focus,textarea:focus{border-color:var(--ac1);box-shadow:0 0 0 1px var(--ac1),inset 0 0 8px rgba(0,229,255,.06)}
select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='8' height='5'%3E%3Cpath d='M0 0l4 5 4-5z' fill='%2300e5ff'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 9px center;padding-right:24px;cursor:pointer}
select option{background:#0c1f2e}
textarea{resize:vertical;min-height:52px;line-height:1.5}

/* radio pills */
.rg{display:flex;flex-wrap:wrap;gap:5px}
.rp{padding:5px 9px;border:1px solid var(--b2);background:var(--bg2);
  color:var(--txt2);font-family:'Share Tech Mono';font-size:9.5px;cursor:pointer;
  transition:all .18s;user-select:none;letter-spacing:.5px}
.rp.sel{border-color:var(--ac1);color:var(--ac1);background:rgba(0,229,255,.09);
  box-shadow:inset 0 0 8px rgba(0,229,255,.06)}

/* slider */
input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:3px;background:var(--b2);outline:none;margin:6px 0}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:12px;height:12px;
  background:var(--ac1);border-radius:50%;cursor:pointer;box-shadow:0 0 6px var(--ac1)}
.sl-row{display:flex;align-items:center;gap:8px}
.sl-val{font-family:'Share Tech Mono';font-size:12px;color:var(--ac2);min-width:44px}

/* landing gear toggle */
.toggle-row{display:flex;align-items:center;justify-content:space-between;
  padding:8px 10px;border:1px solid var(--b2);background:var(--bg2);margin-bottom:11px}
.toggle-label{font-family:'Share Tech Mono';font-size:10px;color:var(--txt2);letter-spacing:.8px;text-transform:uppercase}
.toggle-switch{position:relative;width:38px;height:20px;flex-shrink:0}
.toggle-switch input{opacity:0;width:0;height:0;position:absolute}
.toggle-track{position:absolute;inset:0;background:var(--b1);border:1px solid var(--b2);
  cursor:pointer;transition:all .2s}
.toggle-track::before{content:'';position:absolute;width:14px;height:14px;left:2px;top:2px;
  background:var(--txt2);transition:all .2s}
.toggle-switch input:checked+.toggle-track{background:rgba(0,229,255,.12);border-color:var(--ac1)}
.toggle-switch input:checked+.toggle-track::before{transform:translateX(18px);background:var(--ac1);
  box-shadow:0 0 6px var(--ac1)}
.gear-params{display:none;padding:10px;border:1px solid var(--b2);border-top:none;
  background:rgba(0,229,255,.02);margin-bottom:11px}
.gear-params.show{display:block}

/* ── CG COMPONENT ROWS ── */
.cg-row{display:grid;grid-template-columns:1fr .7fr .7fr .7fr 22px;gap:4px;align-items:center;margin-bottom:5px}
.cg-row input{padding:5px 6px;font-size:10px}
.cg-row-del{background:transparent;border:none;color:var(--danger);cursor:pointer;font-size:14px;opacity:.5;transition:opacity .15s;padding:0}
.cg-row-del:hover{opacity:1}
.cg-row-hdr{display:grid;grid-template-columns:1fr .7fr .7fr .7fr 22px;gap:4px;margin-bottom:4px}
.cg-row-hdr span{font-family:'Share Tech Mono';font-size:8px;color:var(--txt2);letter-spacing:.5px;text-transform:uppercase}

/* ── GENERATE BAR ── */
.gen-bar{padding:12px 14px;border-top:1px solid var(--b2);background:var(--bg0);
  display:flex;gap:8px;align-items:center;flex-shrink:0}
.btn-gen{flex:1;padding:12px 8px;background:linear-gradient(135deg,var(--ac1),var(--ac2));
  color:#000;border:none;cursor:pointer;font-family:'Orbitron';font-size:11px;font-weight:700;
  letter-spacing:2px;text-transform:uppercase;transition:all .25s;
  clip-path:polygon(0 0,calc(100% - 8px) 0,100% 8px,100% 100%,8px 100%,0 calc(100% - 8px))}
.btn-gen:hover{transform:translateY(-1px);box-shadow:0 6px 24px rgba(0,229,255,.35)}
.btn-gen:active{transform:none}
.btn-sm{padding:11px 10px;background:transparent;border:1px solid;cursor:pointer;
  font-family:'Share Tech Mono';font-size:9px;letter-spacing:1px;transition:all .2s;white-space:nowrap}
.btn-json{border-color:var(--ac2);color:var(--ac2)}
.btn-json:hover{background:rgba(0,255,163,.08)}
.btn-csv{border-color:var(--warn);color:var(--warn)}
.btn-csv:hover{background:rgba(255,179,0,.08)}

/* ── RIGHT AREA ── */
.right-area{flex:1;display:flex;flex-direction:column;min-width:0}

/* viewport toolbar */
.vp-toolbar{
  height:40px;display:flex;align-items:center;justify-content:space-between;
  padding:0 16px;border-bottom:1px solid var(--b2);
  background:rgba(0,229,255,.025);flex-shrink:0}
.vp-title{font-family:'Orbitron';font-size:10px;letter-spacing:2px;color:var(--ac1)}
.vc{display:flex;gap:5px}
.vb{padding:4px 10px;font-family:'Share Tech Mono';font-size:9px;letter-spacing:.5px;
  background:transparent;border:1px solid var(--b2);color:var(--txt2);cursor:pointer;transition:all .18s}
.vb:hover,.vb.active{border-color:var(--ac1);color:var(--ac1);background:rgba(0,229,255,.06)}

/* main content row */
.main-row{flex:1;display:flex;min-height:0}

/* canvas */
.canvas-wrap{flex:1;position:relative;min-width:0}
canvas#c{width:100%;height:100%;display:block;cursor:grab}
canvas#c:active{cursor:grabbing}

/* empty state */
.empty{position:absolute;inset:0;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:14px;pointer-events:none}
.empty-ring{width:72px;height:72px;border:1px solid var(--b2);border-radius:50%;
  display:flex;align-items:center;justify-content:center;font-size:28px;
  background:radial-gradient(circle,rgba(0,229,255,.06),transparent);
  animation:float 4s ease-in-out infinite}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
.empty p{font-family:'Share Tech Mono';font-size:10px;letter-spacing:2px;color:var(--txt2);text-align:center}
.empty strong{color:var(--ac1);display:block;margin-bottom:4px;font-size:13px}

/* HUD */
.hud-tl{position:absolute;top:10px;left:12px;pointer-events:none;display:none}
.hud-axis{font-family:'Share Tech Mono';font-size:9px;letter-spacing:1px;margin:1px 0}
.ax-x{color:#ff5252}.ax-y{color:#69ff47}.ax-z{color:#448aff}
.hud-br{position:absolute;bottom:10px;right:12px;pointer-events:none;display:none;
  display:none;flex-direction:column;gap:4px;align-items:flex-end}
.hud-ln{font-family:'Share Tech Mono';font-size:9.5px;color:var(--txt2)}
.hud-ln span{color:var(--ac1)}

/* ── REVISION PANEL ── */
.rev-panel{
  width:260px;min-width:260px;background:var(--bg1);border-left:1px solid var(--b2);
  display:flex;flex-direction:column;overflow:hidden}
.rev-hdr{padding:10px 14px;border-bottom:1px solid var(--b2);
  font-family:'Orbitron';font-size:9px;letter-spacing:2px;color:var(--ac1);
  display:flex;align-items:center;justify-content:space-between;flex-shrink:0}
.rev-count{font-family:'Share Tech Mono';font-size:11px;color:var(--ac2)}
.rev-list{flex:1;overflow-y:auto;scrollbar-width:thin;scrollbar-color:var(--b2) transparent}
.rev-list::-webkit-scrollbar{width:3px}
.rev-list::-webkit-scrollbar-thumb{background:var(--b2)}
.rev-empty{padding:24px 14px;text-align:center;font-family:'Share Tech Mono';
  font-size:9px;color:var(--txt2);letter-spacing:1px;line-height:1.8}

.rev-card{
  border-bottom:1px solid var(--b1);padding:10px 14px;cursor:pointer;
  transition:background .18s;position:relative}
.rev-card:hover{background:rgba(0,229,255,.04)}
.rev-card.active-rev{background:rgba(0,229,255,.08);border-left:2px solid var(--ac1)}
.rev-card .rv-num{font-family:'Orbitron';font-size:9px;color:var(--ac1);letter-spacing:2px}
.rev-card .rv-name{font-family:'Share Tech Mono';font-size:11px;color:var(--txtb);margin:3px 0}
.rev-card .rv-ts{font-family:'Share Tech Mono';font-size:8.5px;color:var(--txt2)}
.rev-card .rv-cfg{font-family:'Share Tech Mono';font-size:8.5px;color:var(--ac2);margin-top:2px}
.rev-card .rv-actions{display:flex;gap:4px;margin-top:6px}
.rv-btn{padding:3px 7px;font-family:'Share Tech Mono';font-size:8px;letter-spacing:.5px;
  border:1px solid;background:transparent;cursor:pointer;transition:all .15s}
.rv-btn-load{border-color:var(--ac1);color:var(--ac1)}
.rv-btn-load:hover{background:rgba(0,229,255,.1)}
.rv-btn-bom{border-color:var(--ac2);color:var(--ac2)}
.rv-btn-bom:hover{background:rgba(0,255,163,.1)}
.rv-btn-del{border-color:var(--danger);color:var(--danger)}
.rv-btn-del:hover{background:rgba(255,59,59,.1)}
.rv-diff{font-family:'Share Tech Mono';font-size:8px;color:var(--txt2);margin-top:4px}
.rv-diff span{color:var(--warn)}

/* save revision bar */
.rev-save-bar{padding:10px 14px;border-top:1px solid var(--b2);background:var(--bg0);flex-shrink:0}
.rev-save-bar input{width:100%;margin-bottom:6px}
.btn-save-rev{width:100%;padding:8px;background:transparent;border:1px solid var(--ac2);
  color:var(--ac2);font-family:'Share Tech Mono';font-size:9px;letter-spacing:1px;
  cursor:pointer;transition:all .2s;text-transform:uppercase}
.btn-save-rev:hover{background:rgba(0,255,163,.08)}

/* ── SPECS STRIP ── */
.specs-strip{
  height:46px;border-top:1px solid var(--b2);background:rgba(0,0,0,.5);
  display:none;align-items:center;padding:0 16px;gap:20px;overflow-x:auto;flex-shrink:0}
.specs-strip::-webkit-scrollbar{display:none}
.si{display:flex;flex-direction:column;gap:1px;min-width:fit-content}
.si-l{font-family:'Share Tech Mono';font-size:8px;color:var(--txt2);letter-spacing:.8px}
.si-v{font-family:'Share Tech Mono';font-size:12px;color:var(--ac2)}
.si-v.warn{color:var(--warn)}.si-v.danger{color:var(--danger)}

/* BOM modal */
.modal-bg{display:none;position:fixed;inset:0;background:rgba(0,0,0,.75);z-index:1000;
  align-items:center;justify-content:center}
.modal-bg.show{display:flex}
.modal{background:var(--bg1);border:1px solid var(--b2);width:680px;max-width:94vw;
  max-height:80vh;display:flex;flex-direction:column;box-shadow:0 24px 80px rgba(0,0,0,.8)}

/* ── ANALYSIS MODAL ── */
.an-modal{width:96vw;max-width:1300px;max-height:92vh;display:flex;flex-direction:column}
.an-tabs{display:flex;border-bottom:1px solid var(--b2);flex-shrink:0;background:var(--bg0)}
.an-tab{padding:9px 16px;font-family:'Share Tech Mono';font-size:9px;letter-spacing:1px;
  text-transform:uppercase;color:var(--txt2);background:transparent;border:none;cursor:pointer;
  border-bottom:2px solid transparent;transition:all .2s}
.an-tab.active{color:var(--ac2);border-bottom-color:var(--ac2)}
.an-tab:hover:not(.active){color:var(--txtb)}
.an-body{flex:1;overflow-y:auto;padding:20px;scrollbar-width:thin;scrollbar-color:var(--b2) transparent;
  background:var(--bg1)}
.an-body::-webkit-scrollbar{width:3px}
.an-body::-webkit-scrollbar-thumb{background:var(--b2)}
.an-sec{display:none}.an-sec.active{display:block}
.charts-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.chart-card{background:var(--bg2);border:1px solid var(--b2);padding:16px}
.chart-card.wide{grid-column:1/-1}
.chart-title{font-family:'Orbitron';font-size:9px;letter-spacing:2px;color:var(--ac2);
  text-transform:uppercase;margin-bottom:12px}
.chart-canvas{width:100%;display:block}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:16px}
.stat-card{background:var(--bg2);border:1px solid var(--b2);padding:12px 14px}
.stat-label{font-family:'Share Tech Mono';font-size:8.5px;color:var(--txt2);letter-spacing:.8px;margin-bottom:4px}
.stat-value{font-family:'Orbitron';font-size:18px;color:var(--ac2);font-weight:700}
.stat-value.warn{color:var(--warn)}.stat-value.danger{color:var(--danger)}
.stat-unit{font-family:'Share Tech Mono';font-size:9px;color:var(--txt2);margin-top:2px}
.perf-table{width:100%;border-collapse:collapse;font-family:'Share Tech Mono';font-size:11px}
.perf-table th{text-align:left;padding:7px 10px;border-bottom:1px solid var(--b2);
  color:var(--ac1);font-size:8.5px;letter-spacing:1px;text-transform:uppercase}
.perf-table td{padding:6px 10px;border-bottom:1px solid var(--b1);color:var(--txt)}
.perf-table tr:hover td{background:rgba(0,229,255,.03)}
.perf-table .good{color:var(--ac2)}.perf-table .warn{color:var(--warn)}.perf-table .bad{color:var(--danger)}

/* ── MISSION PATH MODAL ── */
.mp-modal{width:96vw;max-width:1200px;max-height:92vh;display:flex;flex-direction:column}
.mp-body{flex:1;display:flex;min-height:0;overflow:hidden}
.mp-canvas-wrap{flex:1;position:relative;background:var(--bg0)}
#mp-canvas{display:block;cursor:crosshair}
.mp-sidebar{width:260px;display:flex;flex-direction:column;background:var(--bg1);border-left:1px solid var(--b2);overflow:hidden}
.mp-sb-hdr{padding:10px 14px;border-bottom:1px solid var(--b2);
  font-family:'Orbitron';font-size:9px;letter-spacing:2px;color:var(--ac3)}
.mp-wpt-list{flex:1;overflow-y:auto;scrollbar-width:thin;scrollbar-color:var(--b2) transparent}
.mp-wpt-list::-webkit-scrollbar{width:3px}
.mp-wpt{display:flex;align-items:center;gap:8px;padding:8px 12px;
  border-bottom:1px solid var(--b1);font-family:'Share Tech Mono';font-size:10px;cursor:default}
.mp-wpt-num{width:20px;height:20px;border:1px solid var(--ac3);color:var(--ac3);
  display:flex;align-items:center;justify-content:center;font-size:9px;flex-shrink:0}
.mp-wpt-info{flex:1;min-width:0}
.mp-wpt-name{color:var(--txtb);font-size:10px}
.mp-wpt-coords{color:var(--txt2);font-size:8.5px}
.mp-wpt-del{background:transparent;border:none;color:var(--danger);cursor:pointer;
  font-size:14px;opacity:.5;transition:opacity .15s;padding:0 4px}
.mp-wpt-del:hover{opacity:1}
.mp-sb-form{padding:10px 14px;border-top:1px solid var(--b2);background:var(--bg0);flex-shrink:0}
.mp-sb-form input,.mp-sb-form select{width:100%;margin-bottom:6px}
.mp-sb-form .row2{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.btn-add-wpt{width:100%;padding:8px;background:transparent;border:1px solid var(--ac3);
  color:var(--ac3);font-family:'Share Tech Mono';font-size:9px;cursor:pointer;
  letter-spacing:1px;transition:all .2s;margin-top:4px;text-transform:uppercase}
.btn-add-wpt:hover{background:rgba(255,107,53,.08)}
.mp-stats-bar{padding:8px 16px;border-top:1px solid var(--b2);background:rgba(0,0,0,.5);
  display:flex;gap:20px;flex-wrap:wrap;flex-shrink:0}
.mp-stat{display:flex;flex-direction:column;gap:1px}
.mp-stat-l{font-family:'Share Tech Mono';font-size:8px;color:var(--txt2);letter-spacing:.8px}
.mp-stat-v{font-family:'Share Tech Mono';font-size:12px;color:var(--ac3)}
.mp-toolbar{padding:8px 14px;border-bottom:1px solid var(--b2);
  display:flex;gap:8px;align-items:center;background:var(--bg0);flex-shrink:0}
.mp-tool-label{font-family:'Share Tech Mono';font-size:9px;color:var(--txt2);letter-spacing:1px;margin-right:4px}
.mp-mode-btn{padding:4px 10px;font-family:'Share Tech Mono';font-size:9px;letter-spacing:.5px;
  background:transparent;border:1px solid var(--b2);color:var(--txt2);cursor:pointer;transition:all .18s}
.mp-mode-btn.active{border-color:var(--ac3);color:var(--ac3);background:rgba(255,107,53,.08)}
.mp-mode-btn:hover:not(.active){color:var(--txtb);border-color:var(--b3)}
.alt-profile-wrap{height:80px;border-top:1px solid var(--b2);position:relative;flex-shrink:0}
.alt-profile-wrap canvas{display:block}
.alt-label{position:absolute;top:4px;left:12px;font-family:'Share Tech Mono';
  font-size:8px;color:var(--ac3);letter-spacing:1px;pointer-events:none}
.modal-hdr{padding:14px 18px;border-bottom:1px solid var(--b2);
  display:flex;align-items:center;justify-content:space-between;flex-shrink:0}
.modal-hdr h2{font-family:'Orbitron';font-size:12px;letter-spacing:2px;color:var(--ac1)}
.modal-close{background:transparent;border:1px solid var(--b2);color:var(--txt2);
  padding:4px 10px;cursor:pointer;font-family:'Share Tech Mono';font-size:10px;
  transition:all .2s}
.modal-close:hover{border-color:var(--danger);color:var(--danger)}
.modal-body{flex:1;overflow-y:auto;padding:14px 18px;scrollbar-width:thin;scrollbar-color:var(--b2) transparent}
.modal-body::-webkit-scrollbar{width:3px}
.modal-body::-webkit-scrollbar-thumb{background:var(--b2)}
.bom-table{width:100%;border-collapse:collapse;font-family:'Share Tech Mono';font-size:11px}
.bom-table th{text-align:left;padding:8px 10px;border-bottom:1px solid var(--b2);
  color:var(--ac1);font-size:9px;letter-spacing:1px;text-transform:uppercase}
.bom-table td{padding:7px 10px;border-bottom:1px solid var(--b1);color:var(--txt)}
.bom-table tr:hover td{background:rgba(0,229,255,.03)}
.bom-table .cat{color:var(--ac2);font-size:9px;letter-spacing:.5px}
.bom-table .qty{color:var(--txtb)}
.bom-table .spec{color:var(--txt2);font-size:10px}
.modal-footer{padding:10px 18px;border-top:1px solid var(--b2);
  display:flex;gap:8px;justify-content:flex-end;flex-shrink:0}
.btn-dl-bom{padding:8px 14px;background:transparent;border:1px solid var(--ac2);
  color:var(--ac2);font-family:'Share Tech Mono';font-size:9px;cursor:pointer;transition:all .2s}
.btn-dl-bom:hover{background:rgba(0,255,163,.08)}

/* loading */
.loading{display:none;position:absolute;inset:0;background:rgba(2,6,8,.92);
  align-items:center;justify-content:center;flex-direction:column;gap:16px;z-index:50}
.loading.show{display:flex}
.ld-ring{width:48px;height:48px;border:2px solid var(--b2);border-top-color:var(--ac1);
  border-radius:50%;animation:spin .75s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.ld-txt{font-family:'Share Tech Mono';font-size:10px;color:var(--ac1);letter-spacing:3px}

/* ════════════════════════════════════════════════════
   RESPONSIVE DESIGN
   ════════════════════════════════════════════════════ */

/* Sidebar Toggle (Hidden on Desktop) */
.sidebar-toggle {
  display: none;
  position: fixed;
  bottom: 20px;
  left: 20px;
  width: 50px;
  height: 50px;
  background: var(--ac1);
  border-radius: 50%;
  z-index: 1000;
  box-shadow: 0 4px 20px rgba(0,229,255,0.4);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  color: #000;
  font-size: 20px;
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
.sidebar-toggle.active {
  transform: rotate(90deg);
  background: var(--ac2);
  box-shadow: 0 4px 20px rgba(0,255,163,0.4);
}

@media (max-width: 1024px) {
  :root { --panel-w: 360px; }
  .rev-panel { width: 220px; min-width: 220px; }
  .vp-title { display: none; }
}

@media (max-width: 850px) {
  .app { flex-direction: column; height: auto; overflow: visible; }
  .left-panel {
    width: 100%; min-width: 100%;
    height: auto; border-right: none; border-bottom: 1px solid var(--b2);
    position: fixed; top: 56px; bottom: 0; z-index: 900;
    transform: translateX(-100%); transition: transform 0.4s ease;
  }
  .left-panel.show { transform: translateX(0); }
  .sidebar-toggle { display: flex; }
  
  .right-area { height: calc(100vh - 56px); }
  .main-row { flex-direction: column; height: auto; flex: 1; }
  .canvas-wrap { height: 60vh; }
  .rev-panel { 
    width: 100%; min-width: 100%; height: auto; 
    border-left: none; border-top: 1px solid var(--b2);
    max-height: 40vh;
  }
  
  .specs-strip { display: flex; }
  .logo h1 { font-size: 14px; }
  .logo span { font-size: 7px; letter-spacing: 3px; }
  .hdr-pill { display: none; }
  
  .charts-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 480px) {
  header { padding: 0 12px; }
  .logo-hex { width: 30px; height: 30px; font-size: 14px; }
  .auth-box, .sub-box { width: 100%; height: 100%; max-height: 100vh; border: none; }
  .btn-gen { font-size: 9px; letter-spacing: 1px; }
  .btn-sm { padding: 10px 6px; font-size: 8px; }
  .tab { font-size: 7.5px; }
  .stats-grid { grid-template-columns: 1fr; }
  
  .modal { width: 100%; height: 100%; max-height: 100vh; border: none; }
  .mp-body { flex-direction: column; }
  .mp-sidebar { width: 100%; height: 30vh; border-left: none; border-top: 1px solid var(--b2); }
}

/* Landscape orientation on small devices */
@media (max-height: 500px) and (max-width: 900px) {
  .app { flex-direction: row; height: calc(100vh - 56px); }
  .left-panel { height: 100%; position: relative; top: 0; transform: none; width: 280px; min-width: 280px; }
  .sidebar-toggle { display: none; }
  .canvas-wrap { height: 100%; }
  .rev-panel { display: none; }
}