/* ═══════════════════════════════════════════════
 *  ВОРОШИЛОВ ПЛАСТ 06 – Стилове
 *  Само визуализация. JS логика в oferta.html / calc.js
 * ═══════════════════════════════════════════════ */
:root{--cream:#F5F5F5;--orange:#E8293C;--coral:#C8102E;--gold:#9B0020;--panel:rgba(255,255,255,.97);--border:rgba(200,16,46,.2);--txt:rgba(30,30,30,1);--txt2:rgba(30,30,30,.55);--glow:0 0 18px rgba(200,16,46,.2)}
*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}
body{font-family:'Open Sans',sans-serif;background:var(--cream);color:var(--txt);min-height:100vh}
.header{position:fixed;top:0;left:0;right:0;z-index:1000;padding:.7rem 3rem;display:flex;justify-content:space-between;align-items:center;background:#fff;border-bottom:3px solid var(--coral);box-shadow:0 2px 12px rgba(0,0,0,.1)}
.logo-img{height:55px;width:auto}
.ph{padding:2rem 5% 1.2rem;text-align:center;margin-top:80px}
.ptag{display:inline-block;font-family:'Roboto Mono',monospace;font-size:.73rem;color:var(--coral);padding:.4rem 1.1rem;border:1px solid var(--coral);margin-bottom:.7rem;letter-spacing:.2em;background:rgba(200,16,46,.06)}
h1{font-family:'Raleway',sans-serif;font-size:1.9rem;font-weight:700}h1 span{color:var(--coral)}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:1.4rem;padding:0 5% 1.4rem;max-width:1400px;margin:0 auto}
.s2-cols{display:grid;grid-template-columns:minmax(260px,1fr) minmax(280px,1fr);gap:1rem;align-items:start}
.s2-left{position:sticky;top:.5rem;align-self:start}
@media(max-width:1100px){.s2-cols{grid-template-columns:1fr}.s2-left{position:static}}
.panel{background:var(--panel);border:1px solid var(--border);padding:1.6rem;border-radius:4px;box-shadow:0 4px 20px rgba(200,16,46,.06)}
.ptitle{font-family:'Raleway',sans-serif;font-size:.83rem;color:var(--coral);margin-bottom:1.3rem;padding-bottom:.65rem;border-bottom:1px solid var(--border);letter-spacing:.12em}
.steps{display:flex;gap:.35rem;margin-bottom:1.6rem}
.stab{flex:1;text-align:center;padding:.5rem .2rem;font-family:'Roboto Mono',monospace;font-size:.65rem;letter-spacing:.07em;border:1px solid var(--border);color:var(--txt2);cursor:pointer;transition:all .2s;user-select:none}
.stab:hover,.stab.active{border-color:var(--coral);color:var(--coral);background:rgba(255,123,84,.07)}
.stab.done{border-color:var(--gold);color:var(--gold);background:rgba(200,16,46,.04)}
.fg{margin-bottom:1rem}
.fl{display:block;font-family:'Roboto Mono',monospace;font-size:.7rem;color:var(--txt2);margin-bottom:.32rem;letter-spacing:.1em}
.fi{width:100%;padding:.62rem .85rem;border:1px solid var(--border);background:white;font-family:'Open Sans',sans-serif;font-size:.92rem;color:var(--txt);outline:none;transition:border-color .2s}
.fi:focus{border-color:var(--coral)}
.frow{display:grid;grid-template-columns:1fr 1fr;gap:.85rem}
.rg{display:flex;gap:.4rem;flex-wrap:wrap}
.rb{padding:.42rem .85rem;border:1px solid var(--border);cursor:pointer;font-family:'Roboto Mono',monospace;font-size:.7rem;letter-spacing:.05em;color:var(--txt2);background:white;transition:all .2s;user-select:none}
.rb:hover{border-color:var(--coral);color:var(--coral)}
.rb.sel{border-color:var(--coral);color:var(--coral);background:rgba(255,123,84,.08)}
.mtabs{display:flex;gap:.35rem;margin-bottom:.85rem}
.mt{padding:.42rem .85rem;border:1px solid var(--border);cursor:pointer;font-family:'Roboto Mono',monospace;font-size:.68rem;letter-spacing:.05em;color:var(--txt2);background:white;transition:all .2s}
.mt:hover{border-color:var(--gold);color:var(--gold)}
.mt.active{border-color:var(--gold);color:var(--gold);background:rgba(200,16,46,.07)}
.plist{display:flex;flex-direction:column;gap:.4rem}
.pi{padding:.7rem .9rem;border:1px solid var(--border);cursor:pointer;display:flex;justify-content:space-between;align-items:center;background:white;transition:all .2s}
.pi:hover{border-color:var(--coral)}.pi.sel{border-color:var(--coral);background:rgba(255,123,84,.06)}
.pi-name{font-size:.81rem}.pi-price{font-family:'Roboto Mono',monospace;font-size:.76rem;color:var(--coral)}
.brow{display:flex;gap:.75rem;margin-top:1.3rem}
.btn{padding:.7rem 1.2rem;border:2px solid;cursor:pointer;font-family:'Raleway',sans-serif;font-size:.73rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;transition:all .2s;background:transparent;border-radius:3px}
.bp{border-color:var(--coral);color:var(--coral)}.bp:hover{background:var(--coral);color:white}
.bg{border-color:var(--border);color:var(--txt2)}.bg:hover{border-color:var(--coral);color:var(--coral)}
.bgrn{border-color:#4CAF50;color:#4CAF50}.bgrn:hover{background:#4CAF50;color:white}
.bfull{flex:1}.btn-sm{padding:.32rem .65rem;font-size:.64rem}
.sec-lbl{font-family:'Roboto Mono',monospace;font-size:.7rem;letter-spacing:.1em;color:var(--coral);padding:.5rem .7rem;background:rgba(200,16,46,.05);border:1px solid rgba(200,16,46,.2);margin-bottom:.6rem}
.ibox{background:rgba(255,123,84,.04);border:1px solid var(--border);padding:.85rem .9rem;margin-bottom:.6rem}
.ibox-lbl{font-family:'Roboto Mono',monospace;font-size:.68rem;color:var(--txt2);margin-bottom:.28rem;letter-spacing:.08em}
.ibox-val{font-size:.85rem}.ibox-price{font-family:'Roboto Mono',monospace;font-size:.8rem;color:var(--coral);margin-top:.22rem}
.warn{font-family:'Roboto Mono',monospace;font-size:.68rem;color:var(--orange);padding:.42rem .65rem;border-left:2px solid var(--orange);background:rgba(255,169,77,.07);margin-top:.35rem}
/* СЪРЧАЕМ DROPDOWN ЗА ПЪЛНЕЖИ/СТЪКЛА */
.fdsel{position:relative;margin-top:.35rem}
.fdsel-trigger{width:100%;display:flex;justify-content:space-between;align-items:center;padding:.6rem .75rem;font-size:.85rem;border:1px solid #d4cfc4;border-radius:3px;background:white;cursor:pointer;font-family:inherit;color:#2D2A26;text-align:left;line-height:1.3}
.fdsel-trigger:hover{border-color:var(--coral)}
.fdsel-cur{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.fdsel-cur small{color:var(--coral);font-family:'Roboto Mono',monospace;font-size:.78rem;margin-left:.4rem}
.fdsel-arr{color:#666;margin-left:.4rem;font-size:.7rem}
.fdsel-pop{position:absolute;top:100%;left:0;right:0;background:white;border:1px solid #d4cfc4;border-radius:3px;box-shadow:0 6px 18px rgba(0,0,0,.18);z-index:1000;max-height:420px;overflow:hidden;display:flex;flex-direction:column;margin-top:2px}
.fdsel-search{width:100%;padding:.7rem .85rem;font-size:.9rem;border:none;border-bottom:1px solid #e5e1d8;outline:none;font-family:inherit;box-sizing:border-box}
.fdsel-search:focus{background:#FFF8E0}
.fdsel-list{flex:1;overflow-y:auto;max-height:360px}
.fdsel-grp{padding:.45rem .85rem;background:#f5f2ed;font-size:.72rem;font-weight:600;color:var(--coral);letter-spacing:.04em;text-transform:uppercase;border-bottom:1px solid #e5e1d8;position:sticky;top:0;z-index:1}
.fdsel-item{padding:.6rem .85rem;font-size:.86rem;cursor:pointer;border-bottom:1px solid #f5f2ed;display:flex;justify-content:space-between;align-items:center;gap:.6rem;line-height:1.35}
.fdsel-item:hover{background:#FFF3E0}
.fdsel-prc{color:var(--coral);font-family:'Roboto Mono',monospace;font-size:.8rem;flex-shrink:0;font-weight:600}
/* DIVIDERS */
.div-chips{display:flex;flex-wrap:wrap;gap:.35rem;margin-bottom:.5rem;min-height:28px}
.div-chip{display:flex;align-items:center;gap:.3rem;font-family:'Roboto Mono',monospace;font-size:.68rem;background:rgba(200,16,46,.07);border:1px solid var(--border);padding:.22rem .55rem;color:var(--coral)}
.div-chip button{background:none;border:none;cursor:pointer;color:#c44;font-size:.75rem;padding:0 0 0 .2rem;line-height:1}
.div-chip button:hover{color:#900}
.div-add-row{display:flex;gap:.5rem;align-items:center}
.fi-sm{padding:.42rem .65rem;border:1px solid var(--border);background:white;font-family:'Open Sans',sans-serif;font-size:.88rem;color:var(--txt);outline:none;width:110px}
.fi-sm:focus{border-color:var(--coral)}
/* CELL GRID */
.cell-grid-wrap{background:#fafafa;border:1px solid var(--border);padding:.6rem;margin-bottom:.8rem;display:flex;align-items:center;justify-content:center}
#grid-svg{width:100%;height:auto;cursor:pointer;max-height:230px}
.cell-panel{background:rgba(255,123,84,.04);border:1px solid var(--border);padding:1rem;margin-bottom:.6rem}
.cell-panel-title{font-family:'Roboto Mono',monospace;font-size:.7rem;color:var(--coral);letter-spacing:.08em;margin-bottom:.7rem;padding-bottom:.4rem;border-bottom:1px solid var(--border)}
/* ACCESSORIES */
.acc-cat{margin-bottom:.45rem;border:1px solid var(--border)}
.acc-hdr{display:flex;justify-content:space-between;align-items:center;padding:.52rem .8rem;cursor:pointer;user-select:none;background:rgba(255,123,84,.04);transition:background .2s}
.acc-hdr:hover{background:rgba(255,123,84,.08)}
.acc-title{font-family:'Roboto Mono',monospace;font-size:.68rem;letter-spacing:.08em;color:var(--txt2)}
.acc-right{display:flex;align-items:center;gap:.7rem}
.acc-sum{font-family:'Roboto Mono',monospace;font-size:.7rem;color:var(--coral)}
.acc-arr{font-size:.68rem;color:var(--txt2);transition:transform .25s}
.acc-body{display:none;border-top:1px solid var(--border)}.acc-body.open{display:block}
.aitem{display:flex;align-items:center;gap:.55rem;padding:.45rem .8rem;border-bottom:1px solid rgba(255,123,84,.06);font-size:.79rem}
.aitem:last-child{border-bottom:none}
.aitem input[type=checkbox]{width:14px;height:14px;cursor:pointer;accent-color:var(--coral);flex-shrink:0}
.aname{flex:1}.aprice{font-family:'Roboto Mono',monospace;font-size:.7rem;color:var(--txt2);white-space:nowrap}
.aqw{display:flex;align-items:center;gap:.28rem}
.aqi{width:56px;padding:.26rem .38rem;border:1px solid var(--border);font-family:'Roboto Mono',monospace;font-size:.73rem;text-align:right;outline:none}
.aqi:focus{border-color:var(--coral)}
.aunit{font-family:'Roboto Mono',monospace;font-size:.66rem;color:var(--txt2)}
.asub{font-family:'Roboto Mono',monospace;font-size:.72rem;color:var(--coral);min-width:58px;text-align:right;white-space:nowrap}
/* DRAWING */
.dbox{background:white;border:1px solid var(--border);padding:.75rem;text-align:center;min-height:190px;display:flex;align-items:center;justify-content:center;margin-bottom:1.1rem}
#wsvg{max-width:100%;max-height:260px}
/* PRICE */
.ptable{width:100%;border-collapse:collapse;margin-bottom:.6rem}
.ptable tr{border-bottom:1px solid rgba(255,123,84,.08)}
.ptable td{padding:.4rem .2rem;font-size:.8rem}
.ptable td:last-child{text-align:right;font-family:'Roboto Mono',monospace;color:var(--coral)}
.plbl{color:var(--txt2);font-family:'Roboto Mono',monospace;font-size:.68rem;letter-spacing:.06em}
.pdet{color:var(--txt2);font-size:.68rem}
.disc-block{margin-top:.6rem;border-top:1px solid rgba(255,123,84,.15);padding-top:.5rem}
.disc-row{display:flex;justify-content:space-between;padding:.28rem .2rem;font-size:.8rem}
.disc-row .dlbl{color:var(--txt2)}.disc-row .dval{font-family:'Roboto Mono',monospace;color:var(--orange)}
.disc-row.sub-row .dlbl{font-weight:600;color:var(--txt)}.disc-row.sub-row .dval{color:var(--txt);font-weight:600}
.final-row{display:flex;justify-content:space-between;align-items:center;padding:.85rem .2rem 0;border-top:2px solid var(--coral);margin-top:.4rem}
.final-lbl{font-family:'Raleway',sans-serif;font-size:.82rem}
.final-val{font-family:'Raleway',sans-serif;font-size:1.3rem;color:var(--coral);text-shadow:var(--glow)}
/* QUOTE */
.qs{max-width:1400px;margin:0 auto;padding:0 5% 4rem}
.qt{width:100%;border-collapse:collapse;background:white;border:1px solid var(--border)}
.qt th{background:rgba(255,123,84,.07);padding:.7rem .85rem;text-align:left;font-family:'Roboto Mono',monospace;font-size:.67rem;color:var(--coral);letter-spacing:.08em;border-bottom:1px solid var(--border)}
.qt td{padding:.7rem .85rem;font-size:.8rem;border-bottom:1px solid rgba(255,123,84,.06);vertical-align:middle}
.qt tr:last-child td{border-bottom:none}
.tdr{text-align:right;font-family:'Roboto Mono',monospace;color:var(--coral)}
.tdnum{font-family:'Roboto Mono',monospace;color:var(--coral);font-weight:700}
.subrow td{background:rgba(200,16,46,.03);font-size:.76rem}.subrow .tdr{color:var(--gold)}
.btnx{background:none;border:none;cursor:pointer;color:var(--txt2);font-size:.85rem;padding:.2rem .35rem;transition:color .2s;line-height:1}.btnx:hover{color:#e44}
.empty{text-align:center;padding:2.3rem;font-family:'Roboto Mono',monospace;color:var(--txt2);letter-spacing:.1em;font-size:.8rem}
.disc-summary{background:rgba(255,123,84,.04);border-top:2px solid var(--coral)}
.disc-summary td{font-size:.82rem;padding:.6rem .85rem}
.disc-summary td.dr{text-align:right;font-family:'Roboto Mono',monospace}
.disc-final td{background:rgba(255,123,84,.08);font-family:'Raleway',sans-serif;font-weight:700;font-size:.95rem;color:var(--coral);padding:.9rem .85rem;border-top:2px solid var(--coral)}
.qt-svg-cell{width:300px;min-width:300px;padding:.6rem .7rem!important;background:#fafafa;border-right:1px solid rgba(255,123,84,.08)}
.qt-svg-cell svg{display:block;max-width:100%;height:auto}
.client-box{border:1px solid var(--border);padding:.9rem;margin-bottom:1rem}
.client-box-title{font-family:'Roboto Mono',monospace;font-size:.68rem;color:var(--gold);letter-spacing:.08em;margin-bottom:.65rem}
.install-row{display:flex;align-items:center;gap:.5rem;margin-bottom:.8rem;font-size:.82rem}
.install-row input[type=checkbox]{width:15px;height:15px;accent-color:var(--coral);cursor:pointer}
@media(max-width:860px){.grid{grid-template-columns:1fr}}

/* ═══ MOBILE RESPONSIVE ═══════════════════════════ */
@media(max-width:860px){
  /* Header */
  .header{padding:.5rem 1rem}
  .logo-img{height:42px}
  .ph{padding:1rem 4% .8rem;margin-top:62px}
  h1{font-size:1.35rem;line-height:1.25}
  .ptag{font-size:.62rem;padding:.32rem .8rem;letter-spacing:.12em}
  /* Grid + panels */
  .grid{padding:0 3% 1rem;gap:.9rem}
  .panel{padding:1rem .9rem}
  .ptitle{font-size:.74rem;margin-bottom:.85rem;padding-bottom:.5rem}
  /* Step tabs – по-компактни */
  .steps{gap:.2rem;margin-bottom:1rem;flex-wrap:wrap}
  .stab{padding:.45rem .15rem;font-size:.58rem;letter-spacing:.04em;flex:1 1 calc(50% - .1rem);min-width:0}
  /* Material tabs – flex wrap за телефон */
  .mtabs{flex-wrap:wrap;gap:.28rem}
  .mt{padding:.4rem .65rem;font-size:.62rem;flex:0 1 auto}
  /* Form rows стават колонни */
  .frow{grid-template-columns:1fr;gap:.65rem}
  .fl{font-size:.66rem}
  .fi{padding:.6rem .75rem;font-size:.95rem}
  /* Бутони */
  .brow{flex-wrap:wrap;gap:.5rem}
  .btn{padding:.65rem 1rem;font-size:.68rem;letter-spacing:.06em}
  .bfull{flex:1 1 100%}
  /* Профил списък */
  .pi{padding:.6rem .75rem}
  .pi-name{font-size:.78rem}
  /* Делители */
  .div-add-row{flex-wrap:wrap}
  .fi-sm{width:100%}
  /* SVG чертеж */
  #wsvg{max-height:240px}
  #grid-svg{max-height:280px}
  .cell-grid-wrap{padding:.4rem}
  .dbox{padding:.5rem;min-height:160px}
  /* Cell panel */
  .cell-panel{padding:.75rem}
  .cell-panel-title{font-size:.66rem;margin-bottom:.55rem}
  /* Опции на клетка – радиобутони уплътнени */
  .rg{gap:.3rem}
  .rb{padding:.4rem .65rem;font-size:.65rem}
  /* Аксесоари */
  .aitem{padding:.5rem .65rem;font-size:.74rem;gap:.45rem;flex-wrap:wrap}
  .aname{flex:1 1 100%;order:1}
  .aitem input[type=checkbox]{order:0}
  .aprice{order:2;font-size:.66rem}
  .aqw{order:3;margin-left:auto}
  .asub{order:4;min-width:54px;font-size:.7rem}
  .aqi{width:48px}
  /* Цени */
  .ptable td{padding:.42rem .15rem;font-size:.74rem}
  .plbl{font-size:.62rem}
  .pdet{font-size:.62rem}
  .final-lbl{font-size:.75rem}
  .final-val{font-size:1.15rem}
  /* Quote section */
  .qs{padding:0 3% 3rem}
  .qt-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
  .qt{min-width:560px}
  .qt th,.qt td{padding:.55rem .55rem;font-size:.72rem}
  .qt-svg-cell{width:140px;min-width:140px;padding:.4rem!important}
  /* Sec lbl */
  .sec-lbl{padding:.45rem .6rem;font-size:.66rem}
  /* Dropdown за стъкла/пълнежи */
  .fdsel-trigger{padding:.55rem .7rem;font-size:.82rem}
  .fdsel-pop{max-height:360px}
  .fdsel-item{padding:.55rem .7rem;font-size:.82rem}
  /* Login overlay */
  #login-overlay > div{min-width:0!important;width:90vw;padding:1.6rem 1.4rem!important}
}

/* Много малки телефони – < 480px */
@media(max-width:480px){
  .header{padding:.45rem .65rem}
  .logo-img{height:36px}
  h1{font-size:1.15rem}
  .grid{padding:0 2.5% .9rem;gap:.7rem}
  .panel{padding:.85rem .7rem}
  /* Step tabs – 2 на ред максимум */
  .stab{font-size:.55rem;padding:.4rem .1rem}
  /* Цялата дограма прозорец бутон */
  #outer-sash-ctrl button{font-size:.66rem!important;padding:.42rem .25rem!important}
  /* Размерите на чертежа */
  #wsvg{max-height:200px}
  #grid-svg{max-height:230px}
  /* Quote SVG още по-малък */
  .qt-svg-cell{width:110px;min-width:110px}
  .qt th,.qt td{padding:.45rem .35rem;font-size:.68rem}
  /* Финална цена */
  .final-val{font-size:1.05rem}
  .final-lbl{font-size:.7rem}
  /* Аксесоарни количества */
  .aqi{width:42px;font-size:.7rem}
  .asub{min-width:46px;font-size:.66rem}
}

/* ═══ TOAST NOTIFICATIONS ═══════════════════════════ */
#toast-stack{position:fixed;top:80px;right:20px;z-index:9998;display:flex;flex-direction:column;gap:.5rem;max-width:340px;pointer-events:none}
.toast{background:white;border-left:4px solid var(--coral);box-shadow:0 4px 18px rgba(0,0,0,.18);padding:.65rem .85rem .65rem .9rem;border-radius:3px;font-size:.78rem;line-height:1.35;color:var(--txt);animation:toast-in .25s ease-out;pointer-events:auto;cursor:pointer;display:flex;align-items:flex-start;gap:.5rem}
.toast.ok{border-left-color:#4CAF50}
.toast.warn{border-left-color:#FF9800}
.toast.err{border-left-color:#E53935}
.toast.info{border-left-color:#1E88E5}
.toast .ti{flex-shrink:0;font-size:1rem;line-height:1.1}
.toast .tc{flex:1;min-width:0;word-wrap:break-word}
.toast.fade-out{animation:toast-out .25s ease-in forwards}
@keyframes toast-in{from{transform:translateX(360px);opacity:0}to{transform:translateX(0);opacity:1}}
@keyframes toast-out{from{transform:translateX(0);opacity:1}to{transform:translateX(360px);opacity:0}}
@media(max-width:600px){
  #toast-stack{top:62px;right:8px;left:8px;max-width:none}
  .toast{font-size:.72rem;padding:.55rem .7rem}
}