:root {
  --bg:#020617; --panel:#0f172a; --line:#1e293b; --line-soft:rgba(148,163,184,.15); --text:#e5e7eb; --muted:#94a3b8;
  --primary:#22c55e; --primary-2:#16a34a; --danger:#f87171; --info:#60a5fa; --shadow:0 12px 28px rgba(0,0,0,.28); --radius-xl:24px;
}
*{box-sizing:border-box} html,body{margin:0;padding:0;background:linear-gradient(180deg,#020617 0%,#081120 100%);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif} body{min-height:100vh} button,input,select,textarea{font:inherit} img{display:block;max-width:100%}
.visually-hidden{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.hidden{display:none!important}
.app-shell{width:100%;min-height:100vh;padding-bottom:96px}.topbar{position:sticky;top:0;z-index:30;backdrop-filter:blur(12px);background:rgba(2,6,23,.88);border-bottom:1px solid rgba(30,41,59,.9);padding:14px 16px}.brand-wrap{display:flex;align-items:center;gap:12px;max-width:1180px;margin:0 auto}.brand-badge{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,#22c55e,#16a34a);color:#fff;font-weight:800;box-shadow:var(--shadow)}.topbar h1{margin:0;font-size:1.15rem}.topbar p{margin:2px 0 0;color:var(--muted);font-size:.92rem}
.main-layout{max-width:1180px;margin:0 auto;padding:16px;display:grid;grid-template-columns:1fr;gap:16px}.builder-card,.preview-card{background:rgba(15,23,42,.94);border:1px solid var(--line);border-radius:var(--radius-xl);box-shadow:var(--shadow);padding:16px}.preview-card{position:sticky;top:86px;align-self:start}.stepper{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:16px}.step-pill{border:1px solid var(--line);background:#0b1220;color:var(--muted);padding:12px 10px;border-radius:999px;font-weight:700;text-align:center;cursor:pointer}.step-pill.active{background:linear-gradient(135deg,#1d4ed8,#2563eb);color:#fff;border-color:transparent}.step-section{display:none}.step-section.active{display:block}.section-head{margin-bottom:14px}.section-head h2{margin:0 0 4px;font-size:1.2rem}.section-head p{margin:0;color:var(--muted);font-size:.95rem}
.type-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.type-card{width:100%;text-align:left;padding:14px;border-radius:18px;border:1px solid var(--line);background:linear-gradient(180deg,#0b1220,#0f172a);color:var(--text);cursor:pointer;min-height:108px}.type-card.active{border-color:#22c55e;box-shadow:0 0 0 1px rgba(34,197,94,.22) inset;background:linear-gradient(180deg,#0f1d16,#0f172a)}.type-icon{display:inline-flex;font-size:1.35rem;margin-bottom:8px}.type-title{display:block;font-weight:800;margin-bottom:4px}.type-desc{display:block;color:var(--muted);font-size:.88rem;line-height:1.35}
.form-grid{display:grid;grid-template-columns:1fr;gap:14px}.field{display:flex;flex-direction:column;gap:8px}.field-half{width:100%}label{font-weight:700;font-size:.96rem}input[type="text"],input[type="url"],input[type="email"],input[type="tel"],input[type="password"],textarea,select{width:100%;min-height:52px;padding:14px;border-radius:14px;border:1px solid var(--line);background:#0b1220;color:var(--text);outline:none}input:focus,textarea:focus,select:focus,.dropzone:focus-visible{border-color:var(--info);box-shadow:0 0 0 4px rgba(96,165,250,.14)}textarea{min-height:120px;resize:vertical}input[type="color"]{width:100%;min-height:52px;border-radius:14px;border:1px solid var(--line);background:#0b1220;padding:8px}small{color:var(--muted);line-height:1.45}.check-wrap{display:flex;align-items:center;gap:12px;background:#0b1220;border:1px solid var(--line);border-radius:14px;min-height:52px;padding:0 14px}.validation-message{display:none;margin-top:-2px;color:var(--danger);font-size:.86rem;line-height:1.4}.field.has-error input,.field.has-error textarea,.field.has-error select{border-color:var(--danger);box-shadow:0 0 0 4px rgba(248,113,113,.1)}.field.has-error .validation-message{display:block}.field.is-valid input:not([type="color"]),.field.is-valid textarea,.field.is-valid select{border-color:rgba(34,197,94,.6)}
.size-presets{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.size-chip{min-height:50px;border-radius:14px;border:1px solid var(--line);background:#0b1220;color:var(--text);font-weight:800;cursor:pointer}.size-chip.active{background:linear-gradient(135deg,#22c55e,#16a34a);color:#fff;border-color:transparent;box-shadow:0 8px 18px rgba(34,197,94,.18)}
.dropzone{position:relative;border:1px dashed rgba(96,165,250,.35);border-radius:18px;background:radial-gradient(circle at top,rgba(96,165,250,.10),transparent 55%),linear-gradient(180deg,rgba(15,23,42,.94),rgba(11,18,32,.98));min-height:148px;padding:14px;cursor:pointer}.dropzone.is-dragover{border-color:rgba(34,197,94,.72);box-shadow:0 0 0 4px rgba(34,197,94,.12)}.dropzone-inner{min-height:118px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:12px}.dropzone-icon{width:56px;height:56px;border-radius:16px;display:grid;place-items:center;background:rgba(96,165,250,.14);border:1px solid rgba(96,165,250,.18);font-size:1.45rem}.dropzone-copy{display:grid;gap:4px}.dropzone-copy span{color:var(--muted);font-size:.92rem}.dropzone-btn{min-height:42px;padding:0 14px}.logo-meta{display:grid;grid-template-columns:60px 1fr auto;gap:12px;align-items:center;margin-top:10px;padding:10px;border-radius:16px;border:1px solid var(--line-soft);background:rgba(11,18,32,.9)}.logo-thumb-wrap{width:60px;height:60px;border-radius:14px;background:linear-gradient(45deg,#f8fafc 25%,#eef2f7 25%,#eef2f7 50%,#f8fafc 50%,#f8fafc 75%,#eef2f7 75%,#eef2f7 100%);background-size:16px 16px;overflow:hidden;border:1px solid rgba(148,163,184,.16)}#logoThumb{width:100%;height:100%;object-fit:contain}.logo-meta-copy{display:grid;gap:4px}.logo-meta-copy span{color:var(--muted);font-size:.86rem}.ghost-btn{min-height:40px;border-radius:12px;padding:0 12px;border:1px solid var(--line);background:transparent;color:var(--text);cursor:pointer}
.preview-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:14px}.preview-head h3{margin:0 0 4px;font-size:1.1rem}.preview-frame{border:1px solid var(--line);border-radius:20px;background:linear-gradient(45deg,#f8fafc 25%,#eef2f7 25%,#eef2f7 50%,#f8fafc 50%,#f8fafc 75%,#eef2f7 75%,#eef2f7 100%);background-size:20px 20px;height:clamp(280px,44vh,420px);display:grid;place-items:center;padding:18px;overflow:hidden}.qr-preview{width:100%;height:100%;display:grid;place-items:center;overflow:hidden}.qr-preview svg,.qr-preview img,.qr-preview canvas{max-width:100%;max-height:100%;width:auto!important;height:auto!important;object-fit:contain;display:block}.preview-error{color:var(--danger);font-size:.95rem;text-align:center;line-height:1.5;padding:16px}.qr-preview-image{max-width:100%;max-height:100%;display:block}.preview-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}.meta-pill{background:#0b1220;border:1px solid var(--line);color:var(--muted);border-radius:999px;padding:8px 12px;font-size:.9rem}.primary-btn,.secondary-btn{min-height:50px;border-radius:14px;padding:0 16px;border:none;cursor:pointer;font-weight:800}.primary-btn{background:linear-gradient(135deg,var(--primary),#16a34a);color:#fff}.primary-btn:disabled{opacity:.55;cursor:not-allowed}.secondary-btn{background:#0b1220;color:var(--text);border:1px solid var(--line)}.bottom-nav{position:fixed;left:0;right:0;bottom:0;z-index:40;display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:12px 16px calc(12px + env(safe-area-inset-bottom));background:rgba(2,6,23,.94);backdrop-filter:blur(10px);border-top:1px solid rgba(30,41,59,.95)}
@media (min-width:920px){.main-layout{grid-template-columns:minmax(0,1.08fr) 400px;align-items:start}.type-grid{grid-template-columns:repeat(3,1fr)}.form-grid{grid-template-columns:repeat(2,1fr)}.field:not(.field-half):not(.field-inline){grid-column:1 / -1}.size-presets{grid-template-columns:repeat(4,1fr)}.bottom-nav{max-width:1180px;margin:0 auto;left:50%;transform:translateX(-50%);border:1px solid rgba(30,41,59,.95);border-bottom:none;border-top-left-radius:18px;border-top-right-radius:18px}}