/* =========================
   Base / Reset / Tokens
========================= */
:root{
  --bg:#0A0A0B; --card:#121214; --muted:#8A8F98; --text:#EDEFF2;
  --primary:#3B82F6; --primary-2:#2563EB; --ring:#60A5FA55; --border:#1E1F23;
}

*{ box-sizing:border-box; }
html,body{
  margin:0; padding:0; background:var(--bg); color:var(--text);
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  line-height:1.6;
}
img{ max-width:100%; display:block; }
.container{ max-width:1120px; margin:0 auto; padding:0 20px; }

/* =========================
   Header / Navigation
========================= */
.header{
  position:sticky; top:0; z-index:30;
  background:linear-gradient(180deg,rgba(10,10,11,.9),rgba(10,10,11,.6));
  backdrop-filter:saturate(1.2) blur(8px);
  border-bottom:1px solid var(--border);
}
.nav{ display:flex; align-items:center; justify-content:space-between; height:64px; }
.logo{ display:flex; align-items:center; gap:10px; text-decoration:none; color:var(--text); font-weight:700; }
.logo img{ width:28px; height:28px; }
.nav-links{ display:flex; gap:18px; align-items:center; }
.nav-links a{ color:var(--text); text-decoration:none; font-weight:500; opacity:.9; }
.nav-links a:hover{ opacity:1; }
.nav-toggle{ display:none; background:none; border:none; color:var(--text); font-size:24px; }

/* =========================
   Typography / Helpers
========================= */
.lead{ font-size:18px; opacity:.95; }
.muted{ color:var(--muted); font-size:14px; }
.form-msg{ min-height:20px; margin-top:8px; color:var(--muted); }

/* =========================
   Buttons
========================= */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  background:var(--primary); border:1px solid var(--primary-2); color:#fff;
  padding:12px 18px; border-radius:12px; font-weight:600; text-decoration:none;
  box-shadow:0 0 0 0 var(--ring);
  transition:box-shadow .2s, transform .06s, border-color .2s;
  appearance:none; cursor:pointer;
}
.btn:hover{ box-shadow:0 0 0 6px var(--ring); }
.btn:active{ transform:translateY(1px); }
.btn--small{ padding:8px 12px; font-size:14px; border-radius:10px; }
.btn--ghost{ background:transparent; border:1px solid var(--border); }

/* =========================
   Generic Grid Helpers
========================= */
.grid-3{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:16px;
}

/* =========================
   Sections
========================= */
.card{ background:var(--card); border:1px solid var(--border); border-radius:16px; padding:16px; }

.hero{ padding:64px 0 32px; border-bottom:1px solid var(--border); }
.hero__grid{ display:grid; grid-template-columns:1.1fr .9fr; gap:32px; align-items:center; }
.hero h1{ font-size:42px; line-height:1.1; margin:0 0 14px; }

.cta-form{ display:flex; flex-direction:column; gap:10px; margin-top:16px; max-width:480px; }
.cta-form input{
  background:#0D0E10; border:1px solid var(--border); border-radius:12px;
  padding:12px 14px; color:var(--text); outline:none;
}
.cta-form input:focus{ border-color:var(--primary-2); box-shadow:0 0 0 6px var(--ring); }
.cta-form--inline{ flex-direction:row; gap:12px; }
.cta-form--inline input{ flex:1; }

.trust{ padding:16px 0; border-bottom:1px solid var(--border); }
.trust__row{ display:flex; align-items:center; gap:24px; justify-content:space-between; }
.trust__logos{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
  opacity:.7;
  align-items:center;
  justify-items:center;
}
.trust__logos img{ width:88px; height:auto; }

.how{ padding:56px 0 24px; border-bottom:1px solid var(--border); }
.how h2,.features h2,.pricing h2,.faq h2,.demo h2{ font-size:28px; margin:0 0 18px; }
.steps{ display:grid; grid-template-columns:repeat(3,1fr); gap:16px; }
.step__num{
  width:28px; height:28px; border-radius:8px;
  background:#0D0E10; border:1px solid var(--border);
  display:flex; align-items:center; justify-content:center; font-weight:700; margin-bottom:8px;
}

.cta-alt{ padding:40px 0; border-bottom:1px solid var(--border); }
.cta-alt__wrap{ display:flex; align-items:center; justify-content:space-between; gap:24px; }

.pricing{ padding:40px 0; border-bottom:1px solid var(--border); }
.pricing__grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:16px; }
.price__amount{ font-size:36px; font-weight:800; margin:0 0 8px; }
.price--focus{ outline:2px solid var(--primary-2); }

.faq{ padding:40px 0 64px; }
details{ background:var(--card); border:1px solid var(--border); border-radius:12px; padding:14px 16px; margin-bottom:12px; }
summary{ cursor:pointer; font-weight:600; }

.footer{ padding:28px 0; }
.footer__grid{ display:flex; align-items:flex-start; justify-content:space-between; gap:24px; }
.footer__nav{ display:flex; flex-wrap:wrap; gap:12px; }
.footer a{ color:var(--text); text-decoration:none; opacity:.85; }
.footer a:hover{ opacity:1; }

/* =========================
   DEMO v2 – Uploader
========================= */
.demo h2{ margin-bottom:16px; }
.demo .demo-wrap{ padding:20px; background:var(--card); border:1px solid var(--border); border-radius:16px; }

/* Dropzone */
.uploader{
  position:relative; display:grid; place-items:center;
  width:100%; max-width:560px; margin:0 auto; aspect-ratio:16/9;
  border:2px dashed rgba(255,255,255,.15); border-radius:16px;
  background:rgba(255,255,255,.03); cursor:pointer;
  transition:border-color .2s, background .2s, transform .08s;
}
.uploader:hover{ border-color:var(--primary-2); background:rgba(255,255,255,.06); }
.uploader.is-dragover{ border-color:var(--primary); background:rgba(59,130,246,.08); }
.uploader::before{
  content:"+"; position:absolute; top:50%; left:50%; transform:translate(-50%,-58%);
  font-size:72px; line-height:1; opacity:.85; pointer-events:none;
}
.uploader__center{
  position:absolute; left:50%; bottom:14px; transform:translateX(-50%);
  width:88%; text-align:center; pointer-events:none;
}
.uploader__title{ font-weight:800; }
.uploader__hint{ opacity:.9; }

/* Previews */
.preview-bar{ margin-top:16px; }
.preview-empty{ display:none; }

.preview-grid{
  display:grid; grid-template-columns:repeat(5,1fr); gap:12px;
}
.preview-grid .thumb{
  background:#0D0E10; border:1px solid var(--border); border-radius:12px; padding:6px;
  display:flex; flex-direction:column; align-items:center;
}
.preview-grid img{
  width:100%; aspect-ratio:1/1; object-fit:cover; border-radius:8px;
}
.preview-grid .cap{ margin-top:6px; }

/* Actions */
.actions-row{ display:flex; align-items:center; gap:12px; margin-top:16px; }
.btn[disabled]{ opacity:.5; cursor:not-allowed; }

/* Share */
.share{ margin-top:12px; }
.share-row{ display:flex; gap:8px; }
#shareUrl{
  flex:1; padding:10px 12px; border-radius:10px; border:1px solid var(--border);
  background:#0D0E10; color:var(--text);
}

/* =========================
   Account / Folder – Gallery
========================= */
.grid-files{
  display:grid;
  grid-template-columns:repeat(5,1fr);
  gap:12px;
}
.file-card{
  position:relative;
  background:#0D0E10; border:1px solid var(--border);
  border-radius:12px; padding:6px; cursor:pointer; user-select:none;
  transition:border-color .2s, box-shadow .2s;
}
.file-card img{
  width:100%;
  height:150px;
  object-fit:cover;
  border-radius:8px;
}
.file-meta{
  display:flex; align-items:center; justify-content:space-between; margin-top:6px;
  gap:8px;
}
.file-card input[type="checkbox"]{ display:none; }
.file-card.is-selected{ outline:2px solid var(--primary-2); outline-offset:2px; }
.file-card.is-selected img{ box-shadow:0 0 0 4px var(--ring); }
.file-actions{
  position:absolute; inset:0;
  display:flex; align-items:center; justify-content:center;
  opacity:0; pointer-events:none; transition:opacity .18s ease;
  z-index:2;
}
.file-card:hover .file-actions{ opacity:1; pointer-events:auto; }
.file-actions__inner{
  display:flex; gap:8px; padding:6px;
  background:rgba(0,0,0,.45); border:1px solid var(--border);
  border-radius:12px; backdrop-filter:saturate(1.2) blur(6px);
}
.file-actions .btn{ padding:8px 10px; border-radius:10px; }

/* =========================
   Responsive (single breakpoint ≤768px)
========================= */
@media (max-width: 768px){

  /* General layout */
  .container{ padding:0 16px; }

  /* Hero section */
  .hero__grid{ grid-template-columns:1fr; gap:20px; }
  .hero h1{ font-size:32px; }

  /* Form inline stack */
  .cta-form--inline{ flex-direction:column; gap:10px; }

  /* One-column grids */
  .grid-3,
  .pricing__grid,
  .steps{ grid-template-columns:1fr; }

  /* Navigation (dropdown) */
  .nav-links{
    display:none;
    position:absolute; top:64px; right:16px;
    background:var(--card); border:1px solid var(--border);
    padding:10px; border-radius:12px;
    flex-direction:column; gap:10px;
  }
  .nav-links.show{ display:flex; }
  .nav-toggle{ display:inline-block; }

  /* Trusted logos */
  .trust__row{gap:12px; }
  .trust__logos{ grid-template-columns:repeat(2,1fr); gap:16px; }

  /* Uploader */
  .upload-area{ display:flex; flex-direction:column; align-items:center; }
  .upload-side{ width:100%; }
  .upload-area .uploader{ max-width:280px; }

  /* Preview grid */
  .preview-grid{ grid-template-columns:repeat(2,1fr); }

  /* File gallery */
  .grid-files{ grid-template-columns:repeat(2,1fr); }

  /* Footer */
  .footer__grid{ flex-direction:column; gap:16px; }
}