:root {
  --bg: #fbfaf8; --fg: #1a1a1a; --muted: #5f5f5f; --line: #e4e1dc;
  --card: #ffffff; --accent: #1f6f4a; --accent-fg: #ffffff;
  --warn-bg: #fdf6e7; --warn-line: #e3c987;
  --auto: #1f6f4a; --auto-bg: #e7f2ec; --file: #8a5a1f; --file-bg: #f8efe2;
  --radius: 10px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #16181a; --fg: #ececec; --muted: #a2a2a2; --line: #2e3134;
    --card: #1d2023; --accent: #4bbd86; --accent-fg: #10261c;
    --warn-bg: #2a2415; --warn-line: #6b5a2c;
    --auto: #4bbd86; --auto-bg: #17301f; --file: #d9a45f; --file-bg: #2e2517;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--fg);
  font: 17px/1.65 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
.wrap { max-width: 760px; margin-inline: auto; padding-inline: 20px; }
section.wrap { padding-block: 40px; border-bottom: 1px solid var(--line); }
h1 { font-size: clamp(1.85rem, 5.5vw, 2.7rem); line-height: 1.18; letter-spacing: -.02em; margin: 0 0 .4em; }
h2 { font-size: 1.4rem; letter-spacing: -.01em; margin: 0 0 .7em; }
h3 { font-size: 1.08rem; margin: 1.6em 0 .4em; }
p { margin: 0 0 1em; }
a { color: var(--accent); }

.hdr { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-block: 18px; flex-wrap: wrap; }
.logo { font-weight: 700; letter-spacing: -.02em; text-decoration: none; color: var(--fg); }
.hdr nav a { margin-left: 14px; font-size: .93rem; }

.hero { padding-top: 26px; }
.lede { font-size: 1.16rem; color: var(--fg); margin-bottom: .6em; }
.sub { color: var(--muted); }
.note { font-size: .88rem; color: var(--muted); }
.muted { color: var(--muted); }

.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin: 22px 0 10px; }
.btn {
  display: inline-block; padding: 13px 22px; border-radius: var(--radius);
  font-weight: 600; text-decoration: none; border: 1px solid transparent;
  cursor: pointer; font-size: 1rem; font-family: inherit;
}
.btn-primary { background: var(--accent); color: var(--accent-fg); }
.btn-primary[disabled] { background: var(--line); color: var(--muted); cursor: not-allowed; }
.btn-secondary { background: var(--fg); color: var(--bg); }
.btn-ghost { border-color: var(--line); color: var(--fg); }

.grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; }
.card h3 { margin-top: 0; }
.card p:last-child, .card ul:last-child { margin-bottom: 0; }
.card-pro { border-color: var(--accent); }
.card ul { margin: 0; padding-left: 1.15em; }

.price { font-size: 1.5rem; font-weight: 700; margin: 0 0 .1em; }
.price span { font-size: .95rem; font-weight: 400; color: var(--muted); }
.price-alt { color: var(--muted); font-size: .95rem; }
.price-big { font-size: 1.8rem; font-weight: 700; margin-bottom: .2em; }
.price-big span { font-size: 1rem; font-weight: 400; color: var(--muted); }

.steps { padding-left: 1.3em; }
.steps li { margin-bottom: .7em; }
.cols { columns: 2; column-gap: 28px; padding-left: 1.15em; margin-bottom: 1.2em; }
@media (max-width: 520px) { .cols { columns: 1; } }

.tbl { width: 100%; border-collapse: collapse; font-size: .95rem; }
.tbl th, .tbl td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
.tbl th { font-size: .82rem; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }
.tag { display: inline-block; padding: 3px 9px; border-radius: 999px; font-size: .8rem; font-weight: 600; white-space: nowrap; }
.tag-auto { background: var(--auto-bg); color: var(--auto); }
.tag-file { background: var(--file-bg); color: var(--file); }

.callout { border-left: 3px solid var(--accent); padding: 2px 0 2px 14px; color: var(--muted); }
.disclaimer { background: var(--warn-bg); border: 1px solid var(--warn-line); border-radius: var(--radius); padding: 16px 18px; }
.disclaimer p { margin: .5em 0 0; font-size: .93rem; }
.promise { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; margin: 18px 0; }
.promise h3 { margin-top: 0; }
.promise ul { margin: 0; padding-left: 1.15em; }
.promise li { margin-bottom: .6em; }
.promise li:last-child { margin-bottom: 0; }

details { border-bottom: 1px solid var(--line); padding: 14px 0; }
details summary { cursor: pointer; font-weight: 600; }
details p { margin: .8em 0 0; }

.waitlist { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 12px; }
.waitlist input, .waitlist select {
  padding: 12px 13px; border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--card); color: var(--fg); font: inherit; font-size: 1rem;
}
.waitlist input[type=email] { flex: 1 1 220px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

.prose { padding-block: 20px 40px; }
.prose h2 { margin-top: 1.7em; font-size: 1.15rem; }
.prose ul { padding-left: 1.15em; }
.prose li { margin-bottom: .5em; }

.ftr { padding-block: 28px 40px; font-size: .9rem; color: var(--muted); }
.ftr p { margin-bottom: .6em; }

/* ---------------- alat /cek ---------------- */
.privasi {
  background: var(--auto-bg); border: 1px solid var(--auto);
  border-radius: var(--radius); padding: 16px 18px; margin-top: 18px;
}
.privasi p { margin: .5em 0 0; font-size: .93rem; }

.zona {
  border: 2px dashed var(--line); border-radius: var(--radius);
  padding: 28px 18px; text-align: center; background: var(--card);
}
.zona.hover { border-color: var(--accent); background: var(--auto-bg); }
.zona p { margin: 0 0 .6em; }
.zona .btn { margin-bottom: .6em; }

.tempel-wrap { margin-top: 14px; }
.tempel-wrap textarea {
  width: 100%; margin: 8px 0; padding: 11px; border: 1px solid var(--line);
  border-radius: var(--radius); background: var(--card); color: var(--fg);
  font: 13px/1.5 ui-monospace, SFMono-Regular, Menlo, monospace; resize: vertical;
}

.berkas { margin-top: 14px; }
.berkas-judul { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
.btn-link {
  background: none; border: 0; color: var(--muted); cursor: pointer;
  font: inherit; font-size: .88rem; text-decoration: underline; padding: 0;
}

.kontrol { display: grid; gap: 10px; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); margin: 10px 0; }
.field { display: flex; flex-direction: column; gap: 4px; font-size: .85rem; color: var(--muted); }
.field select {
  padding: 8px 10px; border: 1px solid var(--line); border-radius: 7px;
  background: var(--card); color: var(--fg); font: inherit; font-size: .93rem; max-width: 100%;
}

.tbl .angka { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.card-total { border-color: var(--accent); }
.note.warn { color: var(--file); }
.card h4 { font-size: .95rem; margin: 1.2em 0 .3em; }
#hasil .card { margin-bottom: 14px; }
#hasil .card:last-child { margin-bottom: 0; }