/* PrintFarm Pricer */
:root {
  --bg: #faf7f2;
  --surface: #ffffff;
  --ink: #1c1917;
  --ink-soft: #57534e;
  --ink-faint: #a8a29e;
  --line: #e7e2da;
  --accent: #ea580c;
  --accent-dark: #c2410c;
  --accent-soft: #ffedd5;
  --good: #15803d;
  --good-soft: #dcfce7;
  --bad: #b91c1c;
  --bad-soft: #fee2e2;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(28, 25, 23, 0.05), 0 8px 24px -12px rgba(28, 25, 23, 0.12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 20px; }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(250, 247, 242, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.header-row { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.brand { text-decoration: none; color: var(--ink); font-weight: 800; font-size: 1.05rem; letter-spacing: -0.01em; }
.brand b { color: var(--accent); }
.site-header nav { display: flex; align-items: center; gap: 20px; }
.site-header nav a { text-decoration: none; color: var(--ink-soft); font-weight: 500; font-size: 0.92rem; }
.site-header nav a:hover { color: var(--ink); }

/* ---------- hero ---------- */
.hero { padding: 72px 0 56px; text-align: center; background: linear-gradient(180deg, #fff7ed 0%, var(--bg) 100%); }
.eyebrow {
  display: inline-block; font-size: 0.8rem; font-weight: 600; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--accent-dark);
  background: var(--accent-soft); padding: 5px 14px; border-radius: 999px; margin: 0 0 18px;
}
.hero h1 { font-size: clamp(2rem, 5.5vw, 3.4rem); font-weight: 800; letter-spacing: -0.03em; margin: 0 0 16px; }
.hero .sub { max-width: 640px; margin: 0 auto 28px; color: var(--ink-soft); font-size: 1.08rem; }
.hero-ctas { display: flex; flex-direction: column; align-items: center; gap: 12px; }
.hero-note { font-size: 0.85rem; color: var(--ink-faint); }

/* ---------- buttons ---------- */
.btn {
  display: inline-block; border: 1px solid var(--line); background: var(--surface);
  color: var(--ink); font-weight: 600; font-size: 0.92rem; font-family: var(--sans);
  padding: 9px 18px; border-radius: 10px; cursor: pointer; text-decoration: none;
  transition: transform 0.06s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.btn:hover { box-shadow: var(--shadow); }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dark); }
.btn-big { padding: 13px 28px; font-size: 1.02rem; border-radius: 12px; }
.btn-small { padding: 6px 14px; font-size: 0.85rem; }
.btn[disabled] { opacity: 0.5; cursor: not-allowed; }

/* ---------- layout ---------- */
.calc-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr); gap: 24px; padding: 40px 0 24px; align-items: start; }
.results { position: sticky; top: 76px; display: flex; flex-direction: column; gap: 20px; }
.inputs { display: flex; flex-direction: column; gap: 20px; }

.card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow);
}
.card h2 { margin: 0 0 14px; font-size: 1.02rem; font-weight: 700; letter-spacing: -0.01em; display: flex; align-items: center; gap: 10px; }
.stepnum {
  display: inline-flex; align-items: center; justify-content: center;
  width: 24px; height: 24px; border-radius: 8px; flex: none;
  background: var(--accent-soft); color: var(--accent-dark); font-size: 0.8rem; font-weight: 800;
}
.card-note { margin: -6px 0 14px; font-size: 0.85rem; color: var(--ink-soft); }

/* ---------- fields ---------- */
.field-row { display: flex; gap: 12px; flex-wrap: wrap; }
.field-row + .field-row { margin-top: 12px; }
.field { display: flex; flex-direction: column; gap: 5px; flex: 1 1 110px; min-width: 0; }
.field.grow { flex: 2 1 180px; }
.field span { font-size: 0.78rem; font-weight: 600; color: var(--ink-soft); white-space: nowrap; }
.field input, .field select {
  font: 500 0.95rem var(--sans); color: var(--ink);
  border: 1px solid var(--line); border-radius: 9px; padding: 9px 10px; background: #fff;
  width: 100%; min-width: 0;
}
.field input:focus, .field select:focus { outline: 2px solid var(--accent); outline-offset: -1px; border-color: var(--accent); }
.field input[type="number"] { font-family: var(--mono); font-size: 0.9rem; }
.hint {
  display: inline-flex; align-items: center; justify-content: center;
  width: 15px; height: 15px; border-radius: 50%; font-style: normal; font-size: 0.68rem;
  background: var(--line); color: var(--ink-soft); cursor: help; vertical-align: 1px;
}

/* chips */
.chips-row { align-items: flex-end; }
.chips { display: flex; gap: 8px; flex: 2 1 auto; flex-wrap: wrap; padding-bottom: 2px; }
.chip {
  border: 1px solid var(--line); background: #fff; border-radius: 999px;
  padding: 7px 14px; font-size: 0.84rem; font-weight: 600; color: var(--ink-soft); cursor: pointer;
}
.chip:hover { border-color: var(--accent); color: var(--accent-dark); }
.chip.active { background: var(--accent); border-color: var(--accent); color: #fff; }

/* fee toggles */
.fee-toggles { margin-top: 14px; display: flex; flex-direction: column; gap: 8px; }
.fee-toggle { display: flex; align-items: flex-start; gap: 9px; font-size: 0.85rem; color: var(--ink-soft); cursor: pointer; }
.fee-toggle input { margin-top: 2px; accent-color: var(--accent); }
.fee-toggle b { color: var(--ink); font-weight: 600; }
.fee-toggle small { display: block; color: var(--ink-faint); }

/* ---------- results ---------- */
.big-cost { font-family: var(--mono); font-size: 2.6rem; font-weight: 700; letter-spacing: -0.02em; margin: 2px 0 12px; }
.cost-bar { display: flex; height: 14px; border-radius: 7px; overflow: hidden; background: var(--line); margin-bottom: 14px; }
.cost-bar span { display: block; height: 100%; min-width: 0; }
.cost-lines { list-style: none; margin: 0; padding: 0; font-size: 0.88rem; }
.cost-lines li { display: flex; align-items: center; gap: 8px; padding: 5px 0; border-bottom: 1px dashed var(--line); color: var(--ink-soft); }
.cost-lines li:last-child { border-bottom: none; }
.cost-lines .dot { width: 9px; height: 9px; border-radius: 3px; flex: none; }
.cost-lines .amt { margin-left: auto; font-family: var(--mono); font-size: 0.84rem; color: var(--ink); }

.verdict { font-size: 0.95rem; margin: -4px 0 14px; color: var(--ink-soft); }
.verdict b { color: var(--ink); }
.verdict .profit-good { color: var(--good); }
.verdict .profit-bad { color: var(--bad); }

.table-scroll { overflow-x: auto; margin: 0 -6px; }
.channel-table { width: 100%; border-collapse: collapse; font-size: 0.88rem; min-width: 520px; }
.channel-table th {
  text-align: right; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.04em;
  color: var(--ink-faint); font-weight: 700; padding: 6px 8px; border-bottom: 2px solid var(--line);
}
.channel-table th:first-child { text-align: left; }
.channel-table th small { font-weight: 500; text-transform: none; letter-spacing: 0; }
.channel-table td { padding: 9px 8px; border-bottom: 1px solid var(--line); text-align: right; font-family: var(--mono); font-size: 0.85rem; white-space: nowrap; }
.channel-table td:first-child { text-align: left; font-family: var(--sans); font-weight: 600; }
.channel-table tr:last-child td { border-bottom: none; }
.channel-table .rec { color: var(--accent-dark); font-weight: 700; }
.profit-pos { color: var(--good); background: var(--good-soft); border-radius: 6px; }
.profit-neg { color: var(--bad); background: var(--bad-soft); border-radius: 6px; }
.margin-cell { color: var(--ink-soft); }
tr.expandable { cursor: pointer; }
tr.fee-detail td { font-size: 0.78rem; color: var(--ink-faint); background: #fcfaf7; padding: 4px 8px 4px 24px; text-align: left; font-family: var(--sans); white-space: normal; }

.fine { font-size: 0.76rem; color: var(--ink-faint); margin: 10px 0 0; }
.fine a { color: inherit; }

/* save / library */
.save-row { display: flex; gap: 10px; align-items: flex-end; flex-wrap: wrap; }
.saved-list { margin-top: 12px; display: flex; flex-direction: column; gap: 6px; }
.saved-item {
  display: flex; align-items: center; gap: 10px; padding: 8px 12px;
  border: 1px solid var(--line); border-radius: 10px; font-size: 0.88rem; background: #fcfaf7;
}
.saved-item .name { font-weight: 600; flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.saved-item .meta { font-family: var(--mono); font-size: 0.78rem; color: var(--ink-soft); }
.saved-item button { border: none; background: none; cursor: pointer; color: var(--ink-faint); font-size: 0.85rem; padding: 2px 4px; }
.saved-item button:hover { color: var(--bad); }
.saved-item .load { color: var(--accent-dark); font-weight: 600; }

/* ---------- pro section ---------- */
.pro-section { padding: 48px 0 8px; }
.section-title { text-align: center; font-size: 1.7rem; font-weight: 800; letter-spacing: -0.02em; margin: 0 0 28px; }
.plans { display: grid; grid-template-columns: 1fr 1.15fr; gap: 22px; max-width: 780px; margin: 0 auto; align-items: start; }
.plan h3 { margin: 0 0 4px; font-size: 1.05rem; }
.plan-price { font-family: var(--mono); font-size: 2rem; font-weight: 700; margin-bottom: 10px; }
.plan ul { list-style: none; padding: 0; margin: 0 0 16px; font-size: 0.9rem; color: var(--ink-soft); }
.plan ul li { padding: 5px 0; }
.plan-pro { border: 2px solid var(--accent); position: relative; }
.plan-flag {
  position: absolute; top: -12px; left: 20px; background: var(--accent); color: #fff;
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.04em; padding: 3px 12px; border-radius: 999px;
}
.plan-pro .btn-big { width: 100%; text-align: center; }
.license-row { display: flex; gap: 8px; margin-top: 14px; }
.license-row input { flex: 1; min-width: 0; font: 500 0.85rem var(--mono); border: 1px solid var(--line); border-radius: 9px; padding: 8px 10px; }

/* ---------- faq ---------- */
.faq { padding: 48px 0 40px; max-width: 760px; margin: 0 auto; }
.faq details { border-bottom: 1px solid var(--line); padding: 4px 0; }
.faq summary { cursor: pointer; font-weight: 600; padding: 12px 0; font-size: 0.98rem; }
.faq summary:hover { color: var(--accent-dark); }
.faq p { color: var(--ink-soft); font-size: 0.92rem; margin: 0 0 14px; }

/* ---------- footer ---------- */
.site-footer { border-top: 1px solid var(--line); padding: 28px 0 40px; text-align: center; background: var(--surface); }
.site-footer p { margin: 4px 0; font-size: 0.9rem; }

/* ---------- toast ---------- */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  background: var(--ink); color: #fff; font-size: 0.9rem; font-weight: 500;
  padding: 11px 20px; border-radius: 10px; box-shadow: var(--shadow); z-index: 100;
  opacity: 0; transition: opacity 0.2s ease; pointer-events: none; max-width: 90vw; text-align: center;
}
.toast.show { opacity: 1; }

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .calc-grid { grid-template-columns: 1fr; }
  .results { position: static; }
  .plans { grid-template-columns: 1fr; }
  .site-header nav a:not(.btn) { display: none; }
  .hero { padding: 48px 0 36px; }
}