[hidden] { display: none !important; }
:root {
  --bg: #f7f8fa; --surface: #ffffff; --text: #18202a; --muted: #5b6573; --line: #dde2e8;
  --accent: #1f5f8b; --accent-ink: #ffffff; --ok: #1d7a46; --err: #b3261e; --drop: #eef4f9;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #111418; --surface: #1a1f25; --text: #e7ebf0; --muted: #9aa5b1; --line: #2c333b;
    --accent: #5fa8dc; --accent-ink: #0b1620; --ok: #59c38a; --err: #ff8a80; --drop: #16232e;
  }
}
:root[data-theme="dark"] {
  --bg: #111418; --surface: #1a1f25; --text: #e7ebf0; --muted: #9aa5b1; --line: #2c333b;
  --accent: #5fa8dc; --accent-ink: #0b1620; --ok: #59c38a; --err: #ff8a80; --drop: #16232e;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
.wrap { max-width: 880px; margin: 0 auto; padding: 0 16px; }
a { color: var(--accent); }
.top { background: var(--surface); border-bottom: 1px solid var(--line); }
.top .wrap { display: flex; align-items: center; justify-content: space-between; height: 56px; }
.top nav a { margin-left: 18px; text-decoration: none; color: var(--muted); }
.logo { font-size: 18px; letter-spacing: .2px; }
.hero h1 { font-size: clamp(26px, 5vw, 38px); line-height: 1.15; margin: 36px 0 12px; }
.lead { font-size: 18px; color: var(--muted); margin: 0 0 24px; }
.tool { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 18px; }
.drop { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px; min-height: 160px;
  border: 2px dashed var(--accent); border-radius: 12px; background: var(--drop); cursor: pointer; text-align: center; padding: 16px; }
.drop.over { filter: brightness(.95); }
.drop-title { font-weight: 600; font-size: 18px; }
.drop-sub { color: var(--muted); }
.tool-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 12px; }
.btn { display: inline-block; border: 0; border-radius: 9px; padding: 10px 16px; background: var(--accent); color: var(--accent-ink);
  font: inherit; font-weight: 600; text-decoration: none; cursor: pointer; }
.btn.ghost { background: transparent; color: var(--accent); border: 1px solid var(--accent); }
.btn.small { padding: 6px 10px; font-size: 14px; }
.link { background: none; border: 0; color: var(--accent); cursor: pointer; font: inherit; padding: 8px 0; text-decoration: underline; }
.summary { color: var(--muted); margin: 12px 0 0; }
.files { list-style: none; padding: 0; margin: 8px 0 0; }
.file { display: grid; grid-template-columns: 1fr auto auto; gap: 4px 12px; align-items: center; padding: 10px 0; border-top: 1px solid var(--line); }
.file .name { font-weight: 600; overflow-wrap: anywhere; }
.file .meta { grid-column: 1; grid-row: 2; color: var(--muted); font-size: 14px; }
.file .status { font-size: 14px; color: var(--muted); }
.file.done .status { color: var(--ok); }
.file.error .status { color: var(--err); }
.file .btn { grid-column: 3; grid-row: 1 / span 2; }
.ok-msg { color: var(--ok); margin: 8px 0 0; }
section { margin: 40px 0; }
.steps li { margin: 6px 0; }
.plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.plan { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 18px; }
.plan.featured { border: 2px solid var(--accent); }
.plan h3 { margin: 0; }
.amount { font-size: 30px; font-weight: 700; margin: 6px 0; }
.amount small { font-size: 15px; color: var(--muted); font-weight: 400; }
.plan ul { padding-left: 18px; }
.faq details { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; margin: 8px 0; }
.faq summary { cursor: pointer; font-weight: 600; }
.foot { color: var(--muted); font-size: 14px; padding-bottom: 40px; }
.modal { position: fixed; inset: 0; background: rgba(0, 0, 0, .45); display: flex; align-items: center; justify-content: center; padding: 16px; }
.modal[hidden] { display: none; }
.card { background: var(--surface); border-radius: 14px; padding: 22px; max-width: 460px; width: 100%; }
.card h2 { margin-top: 0; }
.row { display: flex; gap: 8px; margin-top: 6px; }
.row input { flex: 1; min-width: 0; padding: 10px; border: 1px solid var(--line); border-radius: 9px; background: var(--bg); color: var(--text); font: inherit; }
.code-msg { min-height: 1.4em; font-size: 14px; }
@media (max-width: 520px) {
  .top nav a { margin-left: 10px; font-size: 14px; }
  .file { grid-template-columns: 1fr auto; }
  .file .btn { grid-column: 1 / -1; grid-row: auto; justify-self: start; }
}
.promises { list-style: none; padding: 0; margin: 0 0 22px; }
.promises li { padding-left: 26px; position: relative; margin: 6px 0; }
.promises li::before { content: "✓"; position: absolute; left: 0; color: var(--ok); font-weight: 700; }
.example { display: grid; grid-template-columns: 1fr 260px; gap: 20px; align-items: start; }
.example figure { margin: 0; }
.example img { width: 100%; height: auto; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
.example figcaption { color: var(--muted); font-size: 14px; margin-top: 6px; }
.specs li, .guides li { margin: 6px 0; }
.article { max-width: 720px; }
.article h1 { font-size: clamp(26px, 5vw, 34px); line-height: 1.2; margin-top: 32px; }
.cta { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 16px; margin: 24px 0; }
@media (max-width: 640px) { .example { grid-template-columns: 1fr; } .example figure { max-width: 260px; } }