@import url('https://fonts.googleapis.com/css2?family=Vazirmatn:wght@300;400;500;600;700&display=swap');
*{box-sizing:border-box;font-family:Vazirmatn,Tahoma,sans-serif;margin:0;padding:0}
html,body{height:100%;background:#080808}
:root{
  --gold:#D9A441; --gold2:#C8A84B; --amber:#E0A458; --bg:#0a0a0a; --bg2:#141414;
  --bg3:#1c1c1c; --line:#262626; --line2:#333; --txt:#f2ece0; --muted:#8f877a; --ok:#7bbf6a;
}
.sw{direction:rtl;background:radial-gradient(ellipse at top,#12100b 0%,#080808 55%);
  color:var(--txt);min-height:100vh;display:flex;flex-direction:column;position:relative;overflow:hidden}
/* ambient glow */
.sw::before{content:'';position:absolute;top:-15%;right:-5%;width:50%;height:60%;
  background:radial-gradient(circle,rgba(217,164,65,.10),transparent 70%);pointer-events:none;z-index:0}
.sw::after{content:'';position:absolute;bottom:-10%;left:-5%;width:45%;height:50%;
  background:radial-gradient(circle,rgba(217,164,65,.06),transparent 70%);pointer-events:none;z-index:0}

/* ---------- LANDING (centered) ---------- */
.landing{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;padding:40px 24px;position:relative;z-index:2;min-height:100vh;
  transition:opacity .5s ease,transform .6s cubic-bezier(.4,0,.2,1)}
.sw.started .landing{opacity:0;transform:translateY(-40px);pointer-events:none;
  position:absolute;inset:0;height:0;overflow:hidden}
.eyebrow{display:inline-flex;align-items:center;gap:7px;font-size:12px;color:var(--gold);
  border:1px solid rgba(217,164,65,.3);background:rgba(217,164,65,.06);
  padding:6px 16px;border-radius:100px;margin-bottom:26px;letter-spacing:.3px}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--gold);
  box-shadow:0 0 8px var(--gold);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
.landing h1{font-size:clamp(28px,5vw,52px);font-weight:700;line-height:1.25;
  background:linear-gradient(120deg,#fff 20%,var(--gold) 90%);-webkit-background-clip:text;
  background-clip:text;color:transparent;max-width:760px;margin-bottom:18px}
.landing .lead{font-size:clamp(15px,2vw,19px);color:#c9c0b2;max-width:620px;line-height:1.8;margin-bottom:14px}
.landing .sub{font-size:14px;color:var(--muted);max-width:560px;line-height:2;margin-bottom:34px}
.start-btn{background:linear-gradient(135deg,var(--gold),var(--amber));color:#1a1207;border:none;
  padding:16px 38px;border-radius:14px;font-size:17px;font-weight:600;cursor:pointer;
  display:inline-flex;align-items:center;gap:10px;transition:.2s;
  box-shadow:0 8px 30px rgba(217,164,65,.3),inset 0 1px 0 rgba(255,255,255,.25)}
.start-btn:hover{transform:translateY(-3px) scale(1.02);box-shadow:0 14px 40px rgba(217,164,65,.45)}
.start-btn:active{transform:translateY(-1px) scale(1)}
.trust{display:flex;gap:26px;margin-top:32px;flex-wrap:wrap;justify-content:center}
.trust .it{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted)}
.trust .it i{color:var(--gold);font-size:17px}

/* ---------- CONFIGURATOR ---------- */
.app{display:none;grid-template-columns:1fr 360px;flex:1;min-height:0;position:relative;z-index:2;height:100vh}
.sw.started .app{display:grid;animation:fadeUp .6s cubic-bezier(.4,0,.2,1)}
@keyframes fadeUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}
.main{overflow-y:auto;padding:0;height:100vh}
.topbar{position:sticky;top:0;z-index:5;background:rgba(10,10,10,.85);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);padding:16px 28px;display:flex;align-items:center;justify-content:space-between}
.topbar h2{font-size:17px;font-weight:600;color:var(--gold);display:flex;align-items:center;gap:9px}
.topbar h2 i{font-size:19px}
.topbar .info-btn{background:transparent;border:1px solid var(--line);color:var(--muted);
  font-size:12px;padding:7px 14px;border-radius:9px;cursor:pointer;display:flex;align-items:center;gap:6px}
.topbar .info-btn:hover{border-color:var(--gold);color:var(--gold)}
.intro-panel{max-height:0;overflow:hidden;transition:max-height .5s ease;background:var(--bg2);
  border-bottom:1px solid var(--line)}
.intro-panel.open{max-height:500px}
.intro-panel .ib{padding:20px 28px}
.intro-panel p{font-size:13px;line-height:2;color:#bdb4a5;margin-bottom:9px}
.steps{padding:26px 28px}

.step{margin-bottom:18px;opacity:0;transform:translateY(12px);transition:opacity .45s ease,transform .45s ease}
.step.show{opacity:1;transform:translateY(0)}
.step-t{font-size:14px;color:var(--txt);margin-bottom:14px;font-weight:600;
  display:flex;align-items:center;gap:9px;justify-content:center}
.step-t .n{background:linear-gradient(135deg,var(--gold),var(--amber));color:#1a1207;
  width:24px;height:24px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:700;flex:none;box-shadow:0 2px 8px rgba(217,164,65,.3)}
.opts{display:flex;flex-wrap:wrap;gap:10px;align-items:stretch;justify-content:center;max-width:680px;margin:0 auto}
.opt{background:var(--bg2);border:1px solid var(--line2);color:var(--txt);
  padding:11px 18px;border-radius:13px;font-size:14px;cursor:pointer;transition:.16s;
  text-align:center;min-width:74px;position:relative}
.opt:hover{border-color:var(--gold);background:#1a160d;transform:translateY(-2px)}
.opt.sel{background:linear-gradient(135deg,rgba(217,164,65,.18),rgba(224,164,88,.1));
  border-color:var(--gold);box-shadow:0 0 0 1px var(--gold),0 4px 14px rgba(217,164,65,.2)}
.opt.sel::after{content:'✓';position:absolute;top:-7px;right:-7px;background:var(--gold);
  color:#1a1207;width:18px;height:18px;border-radius:50%;font-size:11px;font-weight:700;
  display:flex;align-items:center;justify-content:center}
.opt small{display:block;font-size:10.5px;opacity:.7;margin-top:3px}

.pgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(132px,1fr));gap:12px;
  max-width:680px;margin:0 auto;max-height:340px;overflow-y:auto;padding:4px}
.pcard{background:var(--bg2);border:1px solid var(--line2);border-radius:15px;
  padding:11px;cursor:pointer;transition:.16s;text-align:center}
.pcard:hover{border-color:var(--gold);transform:translateY(-3px);background:#1a160d}
.pcard.sel{border-color:var(--gold);background:#1c1810;box-shadow:0 0 0 1px var(--gold)}
.pthumb{width:100%;height:72px;border-radius:10px;background:linear-gradient(135deg,#1f1f1f,#121212);
  display:flex;align-items:center;justify-content:center;margin-bottom:9px;color:var(--gold);
  position:relative;overflow:hidden;border:1px solid #222}
.pthumb img{width:100%;height:100%;object-fit:cover}
.pthumb i{font-size:28px;opacity:.35}
.pthumb .code{position:absolute;bottom:5px;left:6px;font-size:9px;color:var(--muted);
  background:rgba(0,0,0,.7);padding:1px 6px;border-radius:5px}
.pcard .pname{font-size:11.5px;line-height:1.5;color:var(--txt)}
.pcard .star{color:var(--gold)}

/* collapsed step bar */
.step.collapsed{margin-bottom:9px;cursor:pointer}
.cbar{display:flex;align-items:center;gap:11px;background:var(--bg2);border:1px solid var(--line);
  border-radius:12px;padding:11px 16px;transition:.15s;max-width:680px;margin:0 auto}
.cbar:hover{border-color:var(--gold);background:#181410}
.cbar-n{background:rgba(217,164,65,.15);color:var(--gold);width:22px;height:22px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;flex:none}
.cbar-t{font-size:12px;color:var(--muted);flex:none}
.cbar-v{font-size:13.5px;color:var(--txt);font-weight:600;flex:1}
.cbar-edit{background:transparent;border:1px solid var(--line2);color:var(--muted);font-size:11px;
  padding:5px 12px;border-radius:8px;cursor:pointer;display:flex;align-items:center;gap:5px;flex:none}
.cbar-edit:hover{border-color:var(--gold);color:var(--gold)}

.qty{display:inline-flex;align-items:center;border:1px solid var(--gold);border-radius:11px;
  overflow:hidden;background:#ece3d0 !important}
.qty button{background:#ded3bb !important;border:none;color:#1a1207 !important;width:36px;height:38px;cursor:pointer;
  font-size:20px;font-weight:700;font-family:inherit;transition:.12s;line-height:1;-webkit-text-fill-color:#1a1207}
.qty button:hover{background:var(--gold) !important;color:#1a1207 !important}
.qty span{min-width:46px;text-align:center;font-size:17px;font-weight:700;color:#1a1207 !important;background:#ece3d0 !important;-webkit-text-fill-color:#1a1207}
.qrow{display:flex;align-items:center;gap:14px;flex-wrap:wrap;justify-content:center;max-width:680px;margin:0 auto}
.qrow .lbl{font-size:13px;color:var(--muted)}
.skip{font-size:12px;color:var(--muted);cursor:pointer;text-decoration:underline;text-underline-offset:3px}
.skip:hover{color:var(--gold)}

.len-in{background:#ece3d0 !important;border:1px solid var(--gold) !important;color:#1a1207 !important;padding:12px 14px;
  border-radius:12px;font-size:18px;width:160px;outline:none;text-align:center;font-weight:700;-webkit-text-fill-color:#1a1207}
.len-in:focus{border-color:var(--gold);box-shadow:0 0 0 3px rgba(217,164,65,.25)}
.len-in::-webkit-inner-spin-button,.len-in::-webkit-outer-spin-button{opacity:1;height:26px}
.len-ok{background:linear-gradient(135deg,var(--gold),var(--amber));color:#1a1207;border:none;
  padding:12px 22px;border-radius:12px;font-size:14px;font-weight:600;cursor:pointer;font-family:inherit}
.len-ok:hover{transform:translateY(-2px)}
.len-note{background:linear-gradient(90deg,#15110a,#0f0d08);border:1px solid #322714;color:#c8b48a;
  font-size:12px;padding:12px 15px;border-radius:11px;margin:14px auto 0;line-height:1.9;max-width:680px}
.len-note i{color:var(--gold);margin-left:5px}
.ledinfo{font-size:12px;color:var(--muted);margin:12px auto 0;line-height:1.9;background:var(--bg2);
  border:1px solid var(--line);border-radius:12px;padding:11px 15px;max-width:680px;text-align:center}
.ledinfo b{color:var(--gold)}
.smart-note{display:flex;gap:11px;align-items:flex-start;margin:16px auto 0;max-width:680px;
  background:linear-gradient(90deg,#1c1408,#13100a);border:1px solid rgba(217,164,65,.4);
  border-radius:13px;padding:14px 16px;font-size:12.5px;line-height:1.95;color:#e8d4ab}
.smart-note i{color:var(--gold);font-size:19px;flex:none;margin-top:1px}

/* ---------- SUMMARY (full height, refined) ---------- */
.summary{background:linear-gradient(180deg,#161512,#100f0c);border-right:1px solid var(--line);
  padding:24px 22px;display:flex;flex-direction:column;height:100vh;overflow:hidden}
.sum-t{font-size:15px;color:var(--gold);margin-bottom:16px;font-weight:600;display:flex;align-items:center;gap:8px}
.sum-scroll{overflow-y:auto;flex:1;min-height:0;margin-bottom:10px;padding-left:12px}
.sum-scroll::-webkit-scrollbar,.steps::-webkit-scrollbar,.main::-webkit-scrollbar,.pgrid::-webkit-scrollbar{width:7px}
.sum-scroll::-webkit-scrollbar-thumb,.steps::-webkit-scrollbar-thumb,.main::-webkit-scrollbar-thumb,.pgrid::-webkit-scrollbar-thumb{background:#333;border-radius:10px}
.sum-scroll::-webkit-scrollbar-thumb:hover,.steps::-webkit-scrollbar-thumb:hover{background:var(--gold)}
.sum-scroll::-webkit-scrollbar-track,.steps::-webkit-scrollbar-track{background:transparent}
.sum-line{display:flex;justify-content:space-between;align-items:center;font-size:13px;padding:9px 0;
  border-bottom:1px dashed #262626;color:var(--muted);cursor:pointer;border-radius:8px;transition:.12s}
.sum-line:hover{background:#1a160d;padding-right:8px;padding-left:8px}
.sum-line .k{display:flex;align-items:center;gap:7px}
.sum-line .k i{font-size:14px;color:var(--gold);opacity:0;transition:.12s}
.sum-line:hover .k i{opacity:1}
.sum-line b{color:var(--txt);font-weight:500;direction:ltr;text-align:left}
.sum-line.pr{cursor:default}.sum-line.pr:hover{background:none;padding:9px 0}
.sum-empty{font-size:13px;color:var(--muted);line-height:2;padding:20px 10px;text-align:center}
.total{flex:none;padding-top:14px;border-top:1px solid var(--line)}
.t-row{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--muted);padding:5px 0}
.t-row b{color:var(--txt);font-weight:500;direction:ltr}
.t-row.tdisc b{color:var(--ok)}
.t-final{display:flex;justify-content:space-between;align-items:baseline;margin-top:10px;padding-top:12px;border-top:1px dashed #333}
.t-final span{font-size:14px;color:var(--muted)}
.t-final b{font-size:28px;font-weight:700;color:var(--gold);direction:ltr}
.t-final b small{font-size:13px;color:var(--muted);font-weight:400}
.sum-pr{margin-top:10px;padding-top:8px;border-top:1px solid #222}
.cta{margin-top:12px;display:flex;flex-direction:column;gap:7px}
.btn{padding:10px;border-radius:11px;font-size:13px;cursor:pointer;border:none;font-weight:600;font-family:inherit;transition:.15s}
.btn:active{transform:scale(.98)}
.btn-p{background:linear-gradient(135deg,var(--gold),var(--amber));color:#1a1207;box-shadow:0 4px 16px rgba(217,164,65,.25)}
.btn-p:hover{transform:translateY(-2px)}
.btn-s{background:transparent;border:1px solid var(--line2);color:var(--txt)}
.btn-s:hover{border-color:var(--gold)}
.reset-btn{background:transparent;border:1px solid var(--line);color:var(--muted);font-size:11px;
  padding:8px;border-radius:9px;cursor:pointer;font-family:inherit;display:flex;align-items:center;
  justify-content:center;gap:6px;margin-top:1px}
.reset-btn:hover{border-color:#a04444;color:#d77}

@media(max-width:760px){.app{grid-template-columns:1fr}
  .summary{height:auto;border-right:none;border-top:1px solid var(--line)}
  .main{height:auto}.app{height:auto}}