:root {
  --ink: #1a1d23;
  --ink-soft: #565d6b;
  --bg: #ffffff;
  --bg-soft: #f4f6f8;
  --border: #e1e5ea;
  --accent: #d93025;
  --accent-ink: #ffffff;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.5;
}

.wrap { max-width: 760px; margin: 0 auto; padding: 0 20px; }

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px;
}
.logo { font-weight: 700; font-size: 1.25rem; }
.logo .accent { color: var(--accent); }
.site-header nav a {
  margin-left: 20px;
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 0.95rem;
}
.site-header nav a:hover { color: var(--ink); }

.hero { text-align: center; padding: 40px 20px 20px; }
.hero h1 { font-size: 2rem; margin-bottom: 10px; }
.hero .sub { color: var(--ink-soft); max-width: 520px; margin: 0 auto 30px; }

.dropzone {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 40px 20px;
  text-align: center;
  background: var(--bg-soft);
  transition: border-color 0.15s, background 0.15s;
}
.dropzone.drag-over { border-color: var(--accent); background: #fff5f4; }
.dz-label { font-weight: 600; margin: 0 0 6px; }
.dz-or { color: var(--ink-soft); margin: 6px 0; font-size: 0.9rem; }
.dz-hint { color: var(--ink-soft); font-size: 0.85rem; margin: 14px 0 0; }

.btn {
  display: inline-block;
  border: none;
  border-radius: var(--radius);
  padding: 10px 18px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
}
.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { background: #b9261d; }
.btn-ghost { background: transparent; color: var(--ink-soft); }
.btn-ghost:hover { color: var(--ink); }
.btn-lg { padding: 13px 28px; font-size: 1.05rem; }

.file-list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  text-align: left;
}
.file-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 8px;
  background: var(--bg);
  cursor: grab;
}
.file-list li.dragging { opacity: 0.4; }
.file-list .drag-handle { color: var(--ink-soft); }
.file-list .file-name { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; text-align: left; }
.file-list .file-size { color: var(--ink-soft); font-size: 0.85rem; white-space: nowrap; }
.file-list .remove-file {
  background: none; border: none; color: var(--ink-soft); cursor: pointer; font-size: 1.1rem; line-height: 1;
}
.file-list .remove-file:hover { color: var(--accent); }

.actions { margin-top: 24px; display: flex; gap: 12px; justify-content: center; }
.actions[hidden] { display: none; }

.status { margin-top: 16px; min-height: 1.2em; color: var(--ink-soft); font-size: 0.9rem; }
.status.error { color: var(--accent); }

.result { margin-top: 20px; }

.trust {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  padding: 40px 20px;
  text-align: center;
}
.trust-item h3 { font-size: 1rem; margin-bottom: 6px; }
.trust-item p { color: var(--ink-soft); font-size: 0.9rem; margin: 0; }

.pricing { padding: 50px 20px; text-align: center; }
.pricing h2 { margin-bottom: 24px; }
.plans {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  text-align: left;
}
.plan {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}
.plan h3 { margin: 0 0 4px; }
.plan .price { font-size: 1.6rem; font-weight: 700; margin: 0 0 16px; }
.plan .price span { font-size: 0.9rem; font-weight: 400; color: var(--ink-soft); }
.plan ul { padding-left: 18px; margin: 0 0 16px; color: var(--ink-soft); font-size: 0.92rem; }
.plan-pro { border-color: var(--accent); }

.faq { padding: 40px 20px 60px; }
.faq h2 { margin-bottom: 20px; }
.faq h3 { font-size: 1.02rem; margin: 20px 0 4px; }
.faq p { color: var(--ink-soft); margin: 0; }

.site-footer { padding: 24px 20px 50px; text-align: center; color: var(--ink-soft); font-size: 0.85rem; }

.modal {
  position: fixed;
  inset: 0;
  background: rgba(20, 22, 26, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 100;
}
.modal[hidden] { display: none; }
.modal-card {
  background: var(--bg);
  border-radius: var(--radius);
  padding: 28px;
  max-width: 380px;
  width: 100%;
  position: relative;
}
.modal-close {
  position: absolute;
  top: 12px; right: 14px;
  background: none; border: none;
  font-size: 1.4rem;
  cursor: pointer;
  color: var(--ink-soft);
}
.modal-card ul { padding-left: 18px; color: var(--ink-soft); font-size: 0.92rem; }
.checkout-fallback { color: var(--ink-soft); font-size: 0.85rem; margin-top: 10px; text-align: center; }

@media (max-width: 600px) {
  .trust, .plans { grid-template-columns: 1fr; }
  .hero h1 { font-size: 1.6rem; }
}