:root{
  --bg:#0f1115;
  --panel:#171a21;
  --panel-2:#1e222b;
  --fg:#f2f4f8;
  --muted:#a4aebd;
  --line:#2b313c;
  --accent:#4d8dff;
  --accent-fg:#06101f;
  --good:#3fbf87;
  --bad:#ff6b6b;
  --radius:14px;
  --sans:system-ui,-apple-system,'Segoe UI','Noto Sans Arabic','Dubai','Geeza Pro',Tahoma,Roboto,Arial,sans-serif;
  /* Desktop previews render at this width, then scale down to fit the card. */
  --frame-width:1280px;
  --frame-height:1600px;
  --frame-scale:.3;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--fg);font-family:var(--sans);
  font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased;
}
:root[dir=ltr] body{line-height:1.6}
h1,h2,h3{line-height:1.3;margin:0 0 .5em}
:root[dir=ltr] h1,:root[dir=ltr] h2,:root[dir=ltr] h3{line-height:1.15;letter-spacing:-.025em}
h1{font-size:clamp(1.8rem,5vw,2.8rem);font-weight:800}
h2{font-size:clamp(1.4rem,3.8vw,2.1rem);font-weight:800}
h3{font-size:1.05rem;font-weight:700}
p{margin:0 0 1rem}
a{color:var(--accent)}
img{max-width:100%;display:block}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:4px}

.wrap{width:min(1280px,100% - 2rem);margin-inline:auto}
.wrap.narrow{width:min(760px,100% - 2rem)}
.skip{position:absolute;inset-inline-start:-9999px;background:var(--accent);color:var(--accent-fg);padding:.7rem 1rem;z-index:20}
.skip:focus{inset-inline-start:.5rem;top:.5rem}

/* ------------------------------------------------------------------ topbar */
.topbar{border-bottom:1px solid var(--line);background:rgba(15,17,21,.92);position:sticky;top:0;z-index:10;backdrop-filter:blur(8px)}
.bar{display:flex;align-items:center;gap:1rem;padding:.85rem 0;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:.6rem;font-weight:800;color:var(--fg);text-decoration:none}
.brand-mark{width:22px;height:22px;border-radius:6px;background:linear-gradient(135deg,var(--accent),#8f6bff);flex:0 0 auto}
.tag{margin:0;color:var(--muted);font-size:.9rem;flex:1 1 auto}
.lang-switch{flex:0 0 auto;font-family:system-ui,'Segoe UI',Arial,sans-serif}

/* ------------------------------------------------------------------- forms */
.step{padding:clamp(1.75rem,5vw,3.5rem) 0}
.eyebrow{text-transform:uppercase;letter-spacing:.16em;font-size:.72rem;font-weight:800;color:var(--accent);margin:0 0 .6rem}
.lede{color:var(--muted);font-size:1.05rem;max-width:62ch}
.section-head{margin-bottom:1.5rem}

form{display:grid;gap:1.15rem;margin-top:2rem}
.row{display:grid;gap:1.15rem;grid-template-columns:1fr}
.field{display:grid;gap:.35rem}
fieldset.field{border:1.5px solid var(--line);border-radius:12px;padding:1rem;margin:0;gap:1rem}
legend{font-weight:700;font-size:.95rem;padding-inline:.4rem}
label{font-weight:650;font-size:.92rem}
.req,.opt{font-weight:500;font-size:.7rem;text-transform:uppercase;letter-spacing:.08em;margin-inline-start:.35rem}
.req{color:var(--accent)}
.opt{color:var(--muted)}
input[type=text],input[type=tel],input[type=email],input[type=file],textarea{
  font:inherit;font-size:1rem;padding:.7rem .8rem;border:1.5px solid var(--line);
  border-radius:10px;background:var(--panel);color:var(--fg);width:100%;
}
input[type=file]{padding:.55rem .6rem;color:var(--muted)}
input::placeholder,textarea::placeholder{color:#6c7789}
textarea{resize:vertical;min-height:80px;line-height:1.6}
.hint{color:var(--muted);font-size:.85rem;margin:0}
.fine{color:var(--muted);font-size:.85rem;margin-top:1.5rem}
.error{color:var(--bad);font-weight:600;margin:.5rem 0 0}
.actions{display:flex;flex-wrap:wrap;align-items:center;gap:.75rem;margin-top:.5rem}

.choice-row{display:flex;flex-wrap:wrap;gap:.6rem}
.choice{display:inline-flex;align-items:center;gap:.45rem;padding:.55rem .9rem;border:1.5px solid var(--line);
  border-radius:10px;background:var(--panel);cursor:pointer;font-weight:600;font-size:.92rem}
.choice:has(input:checked){border-color:var(--accent);color:var(--accent)}
.choice input{accent-color:var(--accent);margin:0}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.4rem;
  font:inherit;font-weight:700;font-size:.98rem;padding:.75rem 1.3rem;border-radius:11px;
  border:1.5px solid transparent;cursor:pointer;text-decoration:none;
}
.btn-primary{background:var(--accent);color:var(--accent-fg)}
.btn-primary:hover:not(:disabled){filter:brightness(1.1)}
.btn-ghost{background:transparent;color:var(--fg);border-color:var(--line)}
.btn-ghost:hover:not(:disabled){border-color:var(--accent);color:var(--accent)}
.btn-small{padding:.45rem .85rem;font-size:.85rem;border-radius:9px}
.btn:disabled{opacity:.5;cursor:not-allowed}

.logo-preview{display:flex;align-items:center;gap:.8rem;color:var(--muted);font-size:.85rem;
  padding:.75rem;border:1.5px dashed var(--line);border-radius:12px}
.logo-preview img{max-height:44px;width:auto;background:#fff;border-radius:6px;padding:4px}
.palette-row{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap;margin-top:.4rem}
.swatches{display:inline-flex;gap:.3rem}
.swatch{width:22px;height:22px;border-radius:6px;border:1px solid var(--line);display:inline-block}

/* --------------------------------------------------------------- proposals */
.toolbar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1rem;margin-bottom:1.25rem}
.viewport-toggle{display:inline-flex;border:1.5px solid var(--line);border-radius:11px;overflow:hidden;background:var(--panel)}
.toggle{font:inherit;font-size:.88rem;font-weight:650;padding:.5rem 1rem;border:0;background:transparent;color:var(--muted);cursor:pointer}
.toggle.is-active{background:var(--accent);color:var(--accent-fg)}

.proposal-grid{display:grid;gap:1.25rem;grid-template-columns:1fr}
@media (min-width:900px){
  .row{grid-template-columns:1fr 1fr}
  .proposal-grid{grid-template-columns:repeat(3,1fr)}
}

.card{background:var(--panel);border:1.5px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column}
.card.is-selected{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent)}
.card-head{padding:.9rem 1rem;border-bottom:1px solid var(--line);display:flex;align-items:flex-start;justify-content:space-between;gap:.6rem}
.card-head h3{margin:0 0 .15rem}
.card-note{color:var(--muted);font-size:.82rem;margin:0;line-height:1.45}
.pill{display:inline-block;background:var(--panel-2);color:var(--muted);border:1px solid var(--line);
  border-radius:999px;padding:.1rem .55rem;font-size:.72rem;font-weight:700;white-space:nowrap}
.pill.is-good{color:var(--good);border-color:rgba(63,191,135,.4)}

/* The preview frame always renders at a real device width and is scaled to fit,
   so "desktop" shows the desktop layout even on a phone. */
.frame-shell{position:relative;overflow:hidden;border-bottom:1px solid var(--line);background:var(--panel-2)}
.frame-shell iframe{border:0;display:block;background:#fff;transform-origin:top left}
.frame-shell[data-viewport=desktop] iframe{
  width:var(--frame-width);
  height:var(--frame-height);
  transform:scale(var(--frame-scale));
}
.frame-shell[data-viewport=mobile]{display:flex;justify-content:center;padding:.75rem 0}
.frame-shell[data-viewport=mobile] iframe{
  width:390px;height:var(--frame-height);
  transform:scale(var(--frame-scale));
  border-radius:12px;box-shadow:0 6px 26px rgba(0,0,0,.35);
}
.frame-cover{position:absolute;inset:0;cursor:zoom-in;background:transparent;border:0;padding:0}
.frame-empty{display:grid;place-items:center;min-height:280px;color:var(--muted);font-size:.9rem;text-align:center;padding:1rem}

.spinner{width:22px;height:22px;border:2.5px solid var(--line);border-top-color:var(--accent);border-radius:50%;
  animation:spin .8s linear infinite;margin:0 auto .7rem}
@keyframes spin{to{transform:rotate(360deg)}}
@media (prefers-reduced-motion:reduce){.spinner{animation-duration:2.5s}}

.card-body{padding:1rem;display:grid;gap:.75rem}
.card-actions{display:flex;flex-wrap:wrap;gap:.5rem}
.refine-row{display:grid;gap:.5rem}
.refine-row input{font-size:.92rem}
.warnings{margin:0;padding-inline-start:1.1rem;color:var(--muted);font-size:.78rem;list-style:disc}
.versions{display:flex;flex-wrap:wrap;gap:.35rem;align-items:center;font-size:.78rem;color:var(--muted)}
.version-btn{font:inherit;font-size:.78rem;padding:.15rem .5rem;border-radius:7px;border:1px solid var(--line);
  background:var(--panel-2);color:var(--muted);cursor:pointer}
.version-btn.is-current{border-color:var(--accent);color:var(--accent)}
.card-error{color:var(--bad);font-size:.85rem;margin:0}

/* -------------------------------------------------------------------- done */
.done-card{background:var(--panel);border:1.5px solid var(--line);border-radius:var(--radius);padding:1.25rem;margin-bottom:1rem}
.done-label{font-weight:700;margin:0 0 .35rem;font-size:.92rem}
.done-url{font-size:1.05rem;margin:0 0 1rem;word-break:break-all}
.copy-row{display:flex;gap:.5rem;flex-wrap:wrap}
.copy-row input{flex:1 1 260px;font-size:.85rem;font-family:ui-monospace,Menlo,Consolas,monospace}
.leads-head{display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap}
.leads-list{display:grid;gap:.6rem;margin-top:.75rem}
.lead{border:1px solid var(--line);border-radius:10px;padding:.7rem .85rem;background:var(--panel-2)}
.lead-meta{color:var(--muted);font-size:.78rem;margin:0 0 .3rem}
.lead-msg{margin:0;white-space:pre-wrap;font-size:.92rem}

/* ------------------------------------------------------------------ modal */
dialog#preview-modal{
  width:min(1400px,96vw);max-width:96vw;height:92vh;max-height:92vh;padding:0;border:1.5px solid var(--line);
  border-radius:var(--radius);background:var(--panel);color:var(--fg);overflow:hidden;
}
dialog#preview-modal::backdrop{background:rgba(0,0,0,.72)}
.modal-head{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.75rem 1rem;border-bottom:1px solid var(--line);flex-wrap:wrap}
.modal-head h2{margin:0;font-size:1.05rem}
.modal-body{height:calc(92vh - 62px);overflow:auto;background:var(--panel-2)}
.modal-body iframe{border:0;background:#fff;display:block;transform-origin:top left}
/* Full-size desktop view: render at 1280px and scale to the dialog width. */
.modal-body[data-viewport=desktop] iframe{width:var(--frame-width);height:var(--modal-frame-height,1600px);transform:scale(var(--modal-scale,1))}
.modal-body[data-viewport=mobile]{display:flex;justify-content:center}
.modal-body[data-viewport=mobile] iframe{width:390px;height:100%;transform:none;border-inline:1px solid var(--line)}

.footer{border-top:1px solid var(--line);padding:1.5rem 0;color:var(--muted);font-size:.85rem;margin-top:2rem}
.footer p{margin:0}