/* ToolROI — shared styles. Fast, no frameworks, mobile-first. */
:root {
  --navy: #101c33;
  --navy-2: #1a2c4f;
  --amber: #f59e0b;
  --amber-light: #fbbf24;
  --amber-dark: #b45309;
  --ink: #1c2433;
  --muted: #5b6577;
  --bg: #f7f5ef;
  --card: #ffffff;
  --line: #e5e0d2;
  --danger: #dc2626;
  --ok: #059669;
}
* { 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: 1.6;
}
a { color: var(--amber-dark); }
.wrap { max-width: 920px; margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header { background: var(--navy); color: #fff; }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; padding-top: 14px; padding-bottom: 14px; }
.brand { font-weight: 800; font-size: 1.25rem; color: #fff; text-decoration: none; letter-spacing: .2px; }
.brand span { color: var(--amber); }
.site-nav a { color: #cdd6e4; text-decoration: none; margin-left: 18px; font-size: .95rem; }
.site-nav a:hover { color: #fff; }
@media (max-width: 640px) {
  .site-header .wrap { flex-direction: column; gap: 10px; }
  .site-nav a { margin: 0 9px; }
}

/* Hero */
.hero { background: linear-gradient(160deg, var(--navy), var(--navy-2)); color: #fff; padding: 56px 0 64px; }
.hero h1 { font-size: 2.1rem; margin: 0 0 12px; line-height: 1.25; }
.hero p { color: #cdd6e4; font-size: 1.08rem; max-width: 640px; }
.btn {
  display: inline-block; background: var(--amber); color: #3a2503;
  font-weight: 700; padding: 13px 26px; border-radius: 10px;
  text-decoration: none; margin-top: 18px; font-size: 1.02rem;
}
.btn:hover { background: var(--amber-light); }
.btn-outline {
  display: inline-block; border: 2px solid var(--amber); color: var(--amber);
  padding: 11px 24px; border-radius: 10px; text-decoration: none; font-weight: 700; margin-top: 18px;
}

/* Sections & cards */
.section { padding: 40px 0; }
.section h2 { font-size: 1.5rem; margin: 0 0 8px; }
.section .lede { color: var(--muted); margin-top: 0; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 18px; margin-top: 20px; }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: 14px;
  padding: 22px; display: flex; flex-direction: column;
}
.card h3 { margin: 0 0 8px; font-size: 1.12rem; }
.card p { color: var(--muted); font-size: .96rem; margin: 0 0 14px; flex: 1; }
.card .btn, .card .btn-outline { margin-top: auto; text-align: center; }
.badge {
  display: inline-block; font-size: .75rem; font-weight: 700; letter-spacing: .4px;
  text-transform: uppercase; padding: 3px 10px; border-radius: 20px; margin-bottom: 10px;
}
.badge.live { background: #d1fae5; color: #065f46; }
.badge.soon { background: #fef3c7; color: #92400e; }
.card.disabled { opacity: .85; }

/* Content pages */
.page { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 30px; margin: 30px 0; }
.page h1 { margin-top: 0; }
.note {
  background: #fffbeb; border: 1px solid #fde68a; border-radius: 10px;
  padding: 14px 18px; font-size: .95rem; margin: 18px 0;
}
.note strong { color: #92400e; }
table.specs { width: 100%; border-collapse: collapse; margin: 18px 0; font-size: .95rem; }
table.specs th, table.specs td { border: 1px solid var(--line); padding: 10px 12px; text-align: left; }
table.specs th { background: #fdf6e3; }
ul.checklist { padding-left: 20px; }
ul.checklist li { margin-bottom: 8px; }
.sources { font-size: .92rem; color: var(--muted); }
.sources li { margin-bottom: 6px; }

/* Calculator tool */
.calc-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 18px; }
@media (max-width: 640px) { .calc-grid { grid-template-columns: 1fr; } }
.field label { display: block; font-weight: 700; margin-bottom: 6px; font-size: .95rem; }
.field input[type="number"], .field input[type="text"] {
  width: 100%; padding: 10px 12px; font-size: 1rem; border: 2px solid var(--line);
  border-radius: 10px; background: #fff;
}
.field input:focus { outline: none; border-color: var(--amber); }
.field .hint { font-size: .85rem; color: var(--muted); margin-top: 4px; }
.field input[type="range"] { width: 100%; accent-color: var(--amber); }
.field-error { color: var(--danger); font-size: .9rem; min-height: 1.2em; margin-top: 4px; }
.tool-row { display: flex; gap: 10px; align-items: center; margin-bottom: 10px; }
.tool-row input { flex: 1; padding: 10px 12px; font-size: .95rem; border: 2px solid var(--line); border-radius: 10px; }
.tool-row .rm { background: none; border: none; color: var(--danger); font-size: 1.2rem; cursor: pointer; padding: 6px; }
.result-card {
  background: linear-gradient(160deg, var(--navy), var(--navy-2)); color: #fff;
  border-radius: 14px; padding: 26px; margin: 24px 0;
}
.result-card h2 { color: #fff; margin-top: 0; }
.result-card .big { font-size: 2.2rem; font-weight: 800; color: var(--amber-light); margin: 6px 0; }
.result-card .sub { color: #cdd6e4; font-size: .95rem; }
.result-card table { width: 100%; border-collapse: collapse; margin-top: 16px; font-size: .95rem; }
.result-card th, .result-card td { text-align: left; padding: 8px 10px; border-bottom: 1px solid rgba(255,255,255,.15); }
.result-card th { color: var(--amber-light); }
.result-card td.pos { color: #6ee7b7; font-weight: 700; }
.result-card td.neg { color: #fca5a5; font-weight: 700; }
.math-note { background: #fffbeb; border: 1px solid #fde68a; border-radius: 10px; padding: 12px 16px; font-size: .9rem; margin: 18px 0; }
.share-box { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 16px; }
.share-box button {
  background: var(--amber); color: #3a2503; border: none; font-weight: 700;
  padding: 11px 20px; border-radius: 10px; cursor: pointer; font-size: .95rem;
}
.share-box button:hover { background: var(--amber-light); }
.share-box button.ghost { background: transparent; color: var(--amber); border: 2px solid var(--amber); }

/* Footer */
.site-footer { background: var(--navy); color: #94a3b8; padding: 30px 0; font-size: .9rem; margin-top: 40px; }
.site-footer a { color: #cdd6e4; text-decoration: none; margin-right: 16px; }
.site-footer a:hover { color: #fff; }
.site-footer p { margin: 8px 0; }

.site-footer .badges { display: flex; gap: 18px; align-items: center; flex-wrap: wrap; margin-top: 14px; }
.site-footer .badges img { height: 40px; width: auto; }
.site-footer .badges a { margin-right: 0; }