/* ST Designer v11 */
:root{
  --bg:#03050a;
  --bg-soft:#070b12;
  --panel:#090e17;
  --panel-2:#0e1420;
  --text:#f4f8ff;
  --muted:#8793a5;
  --line:rgba(255,255,255,.1);
  --line-strong:rgba(255,255,255,.18);
  --cyan:#11dffc;
  --violet:#9634ff;
  --green:#25d366;
  --radius:24px;
  --ease:cubic-bezier(.2,.75,.25,1);
}
*{box-sizing:border-box}
html{background:var(--bg);scroll-behavior:smooth}
body{
  margin:0;
  min-width:320px;
  background:
    radial-gradient(circle at 10% 12%,rgba(17,223,252,.07),transparent 28%),
    radial-gradient(circle at 90% 55%,rgba(150,52,255,.07),transparent 32%),
    var(--bg);
  color:var(--text);
  font-family:"Tajawal",system-ui,-apple-system,"Segoe UI",sans-serif;
  line-height:1.5;
  overflow-x:hidden;
}
body.en{font-family:"Montserrat",system-ui,sans-serif}
button,input,select{font:inherit}
button{color:inherit}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
::selection{background:rgba(17,223,252,.28)}
.designer-noise{
  position:fixed;inset:0;z-index:20;pointer-events:none;opacity:.025;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 160 160' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.82' numOctaves='3' stitchTiles='stitchTiles'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.designer-header{
  position:sticky;top:0;z-index:30;height:82px;padding:0 clamp(18px,4vw,62px);
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  border-bottom:1px solid var(--line);background:rgba(3,5,10,.82);backdrop-filter:blur(18px);
}
.designer-brand{display:flex;align-items:center;gap:12px;direction:ltr}
.designer-brand img{width:46px;height:46px;border-radius:13px;object-fit:cover}
.designer-brand span{display:flex;flex-direction:column}
.designer-brand strong{font-family:"Montserrat";font-size:14px;letter-spacing:.08em}
.designer-brand small{font-family:"Montserrat";font-size:7px;letter-spacing:.23em;color:#748094;margin-top:3px}
.header-tools{display:flex;align-items:center;gap:10px}
.language-switch{
  height:38px;padding:0 11px;border:1px solid var(--line);border-radius:999px;
  background:rgba(255,255,255,.025);display:flex;align-items:center;gap:8px;cursor:pointer
}
.language-switch span{font-family:"Montserrat";font-size:9px;color:#687486}
.language-switch span.active{color:#fff}
.language-switch i{width:23px;height:12px;border-radius:999px;background:linear-gradient(90deg,var(--cyan),var(--violet));position:relative}
.language-switch i::after{content:"";position:absolute;width:8px;height:8px;border-radius:50%;background:#fff;top:2px;right:2px;transition:.25s}
body.en .language-switch i::after{right:13px}
.back-link{
  height:38px;padding:0 14px;border:1px solid var(--line);border-radius:999px;
  display:flex;align-items:center;gap:13px;font-size:11px;font-weight:800;transition:.2s
}
.back-link:hover{border-color:rgba(17,223,252,.4);background:rgba(17,223,252,.05)}
.back-link i{font-style:normal;color:var(--cyan)}
.designer-app{padding:52px clamp(18px,4vw,62px) 80px}
.intro-panel{
  max-width:1450px;margin:0 auto 42px;display:grid;grid-template-columns:1.15fr .85fr;
  align-items:end;gap:55px
}
.eyebrow{font-family:"Montserrat";font-size:9px;letter-spacing:.24em;color:var(--cyan)}
.intro-panel h1{
  margin:18px 0 0;font-size:clamp(43px,6vw,86px);line-height:1.03;
  letter-spacing:-.045em;font-weight:900
}
.intro-panel h1 em{
  font-style:normal;background:linear-gradient(95deg,var(--cyan),var(--violet));
  -webkit-background-clip:text;background-clip:text;color:transparent
}
.intro-panel p{margin:0;color:var(--muted);font-size:15px;line-height:1.95;max-width:580px}
.workspace{
  max-width:1450px;margin:auto;display:grid;grid-template-columns:minmax(360px,470px) minmax(0,1fr);
  gap:20px;align-items:start
}
.controls-panel{
  border:1px solid var(--line);border-radius:30px;background:rgba(9,14,23,.9);
  overflow:hidden
}
.control-section{padding:25px;border-bottom:1px solid var(--line)}
.control-section:last-child{border-bottom:0}
.control-heading{display:flex;gap:13px;align-items:flex-start;margin-bottom:20px}
.control-heading>span{
  font-family:"Montserrat";font-size:8px;color:var(--cyan);letter-spacing:.15em;
  padding-top:5px
}
.control-heading h2{font-size:17px;margin:0}
.control-heading small{display:block;color:#697689;font-size:9px;margin-top:4px}
.field-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.field{display:flex;flex-direction:column;gap:8px;min-width:0}
.field-full{margin-bottom:12px}
.field>span,.color-field>span{font-size:10px;color:#c5cedb;font-weight:700}
.field input,.field select{
  width:100%;height:45px;border:1px solid var(--line);border-radius:12px;
  background:rgba(255,255,255,.025);color:#fff;padding:0 12px;outline:0
}
.field input:focus,.field select:focus{border-color:rgba(17,223,252,.55);box-shadow:0 0 0 4px rgba(17,223,252,.05)}
.field select option{background:#0b1018}
.range-row{
  min-height:45px;padding:0 11px;border:1px solid var(--line);border-radius:12px;
  background:rgba(255,255,255,.025);display:flex;align-items:center;gap:10px
}
.range-row input{height:auto;padding:0;border:0;box-shadow:none;background:transparent;accent-color:var(--cyan)}
.range-row output{direction:ltr;font-family:"Montserrat";font-size:9px;color:#91a0b4;min-width:34px;text-align:center}
.type-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:9px}
.type-card{
  min-height:70px;padding:10px;border:1px solid var(--line);border-radius:14px;
  background:rgba(255,255,255,.018);display:flex;align-items:center;gap:10px;text-align:start;cursor:pointer;transition:.2s
}
.type-card:last-child{grid-column:1/-1}
.type-card:hover,.type-card.active{border-color:rgba(17,223,252,.42);background:rgba(17,223,252,.055)}
.type-card.active{box-shadow:inset 0 0 0 1px rgba(17,223,252,.12)}
.type-card span{font-size:10px;font-weight:800}
.type-icon{
  width:38px;height:38px;flex:0 0 38px;border-radius:10px;display:grid;place-items:center;
  font-family:"Montserrat";font-style:normal;font-weight:900;background:#111722
}
.front-icon{color:#fff;text-shadow:0 0 7px var(--cyan),0 0 15px var(--cyan)}
.halo-icon{color:#10141c;box-shadow:0 0 12px var(--violet)}
.neon-icon{color:#fff0ff;text-shadow:0 0 4px #fff,0 0 12px #ff45fa}
.rgb-icon{background:linear-gradient(135deg,#ff435e,#ffd23e,#28e99b,#2f7bff,#b93dff);color:#fff}
.none-icon{color:#8c97a8}
.color-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin-bottom:12px}
.color-field{
  min-width:0;padding:10px;border:1px solid var(--line);border-radius:13px;background:rgba(255,255,255,.018)
}
.color-field>div{display:flex;align-items:center;gap:8px;margin-top:9px}
.color-field input{width:31px;height:31px;border:0;padding:0;background:transparent;cursor:pointer}
.color-field output{font-family:"Montserrat";font-size:7px;color:#718095;direction:ltr;white-space:nowrap}
.toggle-row{
  margin-top:12px;min-height:58px;padding:11px 12px;border:1px solid var(--line);
  border-radius:13px;background:rgba(255,255,255,.018);display:flex;align-items:center;justify-content:space-between;gap:14px;cursor:pointer
}
.toggle-row>span{display:flex;flex-direction:column}
.toggle-row strong{font-size:11px}
.toggle-row small{font-size:8px;color:#6d798b;margin-top:3px}
.toggle-row input{position:absolute;opacity:0;pointer-events:none}
.toggle-row>i{
  width:42px;height:23px;border-radius:999px;background:#1a2230;position:relative;flex:0 0 42px;transition:.2s
}
.toggle-row>i::after{content:"";position:absolute;width:17px;height:17px;border-radius:50%;background:#6d7888;top:3px;right:3px;transition:.2s}
.toggle-row input:checked+i{background:linear-gradient(90deg,#119353,#25d366)}
.toggle-row input:checked+i::after{right:22px;background:#fff}
body.en .toggle-row>i::after{right:auto;left:3px}
body.en .toggle-row input:checked+i::after{left:22px;right:auto}
.rgb-toggle-row[hidden]{display:none}
.scene-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:9px;margin-bottom:12px}
.scene-card{
  min-height:58px;padding:8px;border:1px solid var(--line);border-radius:13px;
  background:rgba(255,255,255,.018);display:flex;align-items:center;gap:9px;cursor:pointer
}
.scene-card:hover,.scene-card.active{border-color:rgba(17,223,252,.42)}
.scene-card i{width:34px;height:34px;border-radius:9px;flex:0 0 34px}
.scene-card span{font-size:9px;font-weight:800}
.scene-dark{background:linear-gradient(145deg,#252b35,#090c11)}
.scene-light{background:linear-gradient(145deg,#f1ece3,#b8b4ac)}
.scene-concrete{background:repeating-linear-gradient(35deg,#777 0 2px,#626262 2px 5px)}
.scene-store{background:linear-gradient(#101722 55%,#7ad9e8 56% 59%,#05070b 60%)}
.action-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px}
.action-button{
  min-height:49px;padding:0 13px;border:1px solid var(--line);border-radius:13px;
  display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:10px;font-weight:900;cursor:pointer;transition:.2s
}
.action-button:hover{transform:translateY(-2px)}
.action-button i{font-style:normal}
.primary-action{background:linear-gradient(105deg,var(--cyan),#59baff 50%,var(--violet));color:#031018;border:0}
.whatsapp-action{background:#128c4a;border-color:rgba(37,211,102,.45)}
.secondary-action,.reset-action{background:rgba(255,255,255,.025)}
.designer-disclaimer{margin:15px 0 0;color:#697689;font-size:9px;line-height:1.85}
.preview-panel{
  position:sticky;top:102px;min-width:0;border:1px solid var(--line);border-radius:30px;
  background:rgba(9,14,23,.82);overflow:hidden
}
.preview-toolbar{
  min-height:57px;padding:0 18px;border-bottom:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:15px
}
.preview-toolbar>div{display:flex;align-items:center;gap:9px}
.preview-toolbar strong{font-size:11px}
.live-dot{width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 12px var(--green)}
.preview-meta{font-family:"Montserrat";font-size:7px;color:#728095;letter-spacing:.08em}
.preview-meta span{padding:6px 8px;border:1px solid var(--line);border-radius:999px}
.canvas-shell{
  position:relative;aspect-ratio:16/9;overflow:hidden;background:#070a10;touch-action:manipulation
}
#designerCanvas{display:block;width:100%;height:100%;object-fit:contain}
.canvas-loading{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;gap:11px;
  background:#070a10;transition:opacity .35s,visibility .35s
}
.canvas-loading.hide{opacity:0;visibility:hidden}
.canvas-loading span{width:17px;height:17px;border-radius:50%;border:2px solid #253043;border-top-color:var(--cyan);animation:spin .8s linear infinite}
.canvas-loading b{font-size:10px;color:#93a0b1}
.preview-summary{
  min-height:80px;padding:13px 18px;display:grid;grid-template-columns:repeat(3,1fr);gap:10px;border-top:1px solid var(--line)
}
.preview-summary>div{min-width:0;display:flex;flex-direction:column;gap:4px}
.preview-summary span{font-size:8px;color:#6f7b8d}
.preview-summary strong{font-size:11px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mobile-sticky-actions{display:none}
.toast{
  position:fixed;z-index:100;left:50%;bottom:24px;max-width:calc(100% - 30px);
  transform:translate(-50%,20px);padding:12px 16px;border:1px solid var(--line-strong);
  border-radius:999px;background:#111824;color:#fff;font-size:11px;box-shadow:0 18px 55px rgba(0,0,0,.45);
  opacity:0;visibility:hidden;transition:.25s
}
.toast.show{opacity:1;visibility:visible;transform:translate(-50%,0)}
.noscript-message{position:fixed;inset:auto 20px 20px;padding:15px;background:#a62237;color:#fff;border-radius:14px;z-index:120}
@keyframes spin{to{transform:rotate(360deg)}}

@media(max-width:1100px){
  .workspace{grid-template-columns:minmax(330px,410px) minmax(0,1fr)}
  .intro-panel{grid-template-columns:1fr}
}
@media(max-width:900px){
  .designer-header{height:72px}
  .designer-app{padding-top:35px}
  .workspace{
    display:flex;
    flex-direction:column;
    align-items:stretch;
  }
  .preview-panel{
    position:sticky;
    top:82px;
    z-index:18;
    order:0;
    align-self:stretch;
    box-shadow:0 22px 55px rgba(0,0,0,.42);
    background:rgba(9,14,23,.96);
    backdrop-filter:blur(16px);
  }
  .controls-panel{order:1}
  .intro-panel{margin-bottom:28px}
  .canvas-shell{max-height:none}
}
@media(max-width:620px){
  .preview-panel{
    top:74px;
    border-radius:18px;
  }
  .preview-toolbar{
    min-height:44px;
  }
  .preview-summary{
    min-height:58px;
    padding-top:8px;
    padding-bottom:8px;
  }
  .designer-header{padding:0 13px}
  .designer-brand img{width:40px;height:40px}
  .designer-brand strong{font-size:11px}
  .designer-brand small{font-size:6px}
  .back-link span{display:none}
  .back-link{width:38px;padding:0;justify-content:center}
  .designer-app{padding:28px 12px 96px}
  .intro-panel h1{font-size:clamp(37px,11vw,52px);line-height:1.13}
  .intro-panel p{font-size:13px}
  .workspace{gap:12px}
  .controls-panel,.preview-panel{border-radius:22px}
  .control-section{padding:20px 16px}
  .field-grid{grid-template-columns:1fr}
  .color-grid{grid-template-columns:1fr}
  .color-field>div{justify-content:space-between}
  .type-grid{grid-template-columns:1fr 1fr}
  .scene-grid{grid-template-columns:1fr 1fr}
  .preview-toolbar{padding:0 12px}
  .preview-meta span:last-child{display:none}
  .preview-summary{padding:11px 12px;min-height:70px}
  .preview-summary strong{font-size:9px}
  .action-grid{grid-template-columns:1fr}
  .mobile-sticky-actions{
    position:fixed;z-index:50;left:10px;right:10px;bottom:10px;padding:7px;
    border:1px solid var(--line-strong);border-radius:999px;background:rgba(8,12,19,.9);
    backdrop-filter:blur(16px);display:grid;grid-template-columns:1fr 1fr;gap:7px
  }
  .mobile-sticky-actions button{
    min-height:45px;border:0;border-radius:999px;font-weight:900;display:flex;align-items:center;justify-content:center;gap:12px
  }
  .mobile-sticky-actions button:first-child{background:linear-gradient(105deg,var(--cyan),var(--violet));color:#031018}
  .mobile-sticky-actions button:last-child{background:#128c4a;color:#fff}
  .mobile-sticky-actions i{font-style:normal}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important}
}


/* ==========================================================
   V12 3D DESIGNER
   ========================================================== */
.preview-panel{
  box-shadow:0 24px 64px rgba(0,0,0,.32);
}
.canvas-shell{
  background:
    radial-gradient(circle at 50% 12%, rgba(255,255,255,.06), transparent 26%),
    linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,0)),
    #070a10;
}
.preview-toolbar strong::after{
  content:" / 3D";
  color:var(--cyan);
  font-family:"Montserrat";
  font-size:10px;
  letter-spacing:.12em;
  margin-inline-start:8px;
}
@media(min-width:621px){
  .field-grid{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
}