/* Trade-Worth — public marketing site. White / light-grey / orange. */
:root {
  --orange:        #f6841f;
  --orange-dark:   #d96e10;
  --orange-soft:   #fff1e3;
  --white:         #ffffff;
  --grey-50:       #f7f8fa;
  --grey-100:      #eef0f3;
  --grey-200:      #e2e5ea;
  --grey-300:      #cbd0d8;
  --grey-500:      #7c848f;
  --grey-700:      #454b54;
  --grey-900:      #1f2329;
  --shadow:        0 1px 3px rgba(31,35,41,.08), 0 1px 2px rgba(31,35,41,.06);
  --shadow-lg:     0 20px 45px -20px rgba(31,35,41,.28), 0 8px 20px -12px rgba(31,35,41,.14);
  --radius:        14px;
  --maxw:          1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--grey-900);
  background: var(--white);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--orange-dark); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; }
h1, h2, h3 { letter-spacing: -.5px; line-height: 1.15; margin: 0 0 .5em; }
p { margin: 0 0 1em; }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.narrow { max-width: 760px; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-weight: 700; font-size: 15px; cursor: pointer;
  border-radius: 10px; padding: 13px 22px; border: 1px solid transparent;
  transition: background .15s, box-shadow .15s, transform .05s; white-space: nowrap;
}
.btn:hover { text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--orange); color: #fff; box-shadow: 0 6px 16px -6px rgba(246,132,31,.7); }
.btn-primary:hover { background: var(--orange-dark); color: #fff; }
.btn-ghost { background: var(--white); color: var(--grey-900); border-color: var(--grey-300); }
.btn-ghost:hover { background: var(--grey-50); }
.btn-light { background: rgba(255,255,255,.14); color: #fff; border-color: rgba(255,255,255,.35); }
.btn-light:hover { background: rgba(255,255,255,.24); color:#fff; }
.btn-lg { font-size: 16px; padding: 15px 28px; }
.btn-block { width: 100%; }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 30;
  background: rgba(255,255,255,.9); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--grey-200);
}
.site-header .container { display: flex; align-items: center; height: 68px; gap: 6px; }
.brand { font-weight: 800; font-size: 21px; letter-spacing: -.6px; color: var(--grey-900); margin-right: 22px; white-space: nowrap; }
.brand:hover { text-decoration: none; }
.brand .rig { color: var(--orange); }
.site-nav { display: flex; align-items: center; gap: 2px; }
.site-nav a {
  color: var(--grey-700); font-weight: 600; font-size: 15px;
  padding: 8px 12px; border-radius: 8px;
}
.site-nav a:hover { background: var(--grey-100); text-decoration: none; color: var(--grey-900); }
.site-nav a.active { color: var(--orange-dark); background: var(--orange-soft); }
.header-spacer { flex: 1; }
.header-cta { display: flex; align-items: center; gap: 10px; }
.header-cta a.link { color: var(--grey-700); font-weight: 600; font-size: 15px; padding: 8px 10px; }
.nav-toggle { display: none; }
@media (max-width: 900px) {
  .site-nav, .header-cta .link { display: none; }
}

/* ---------- hero ---------- */
.hero {
  background:
    radial-gradient(1100px 460px at 78% -8%, var(--orange-soft), transparent 60%),
    linear-gradient(180deg, #fff, var(--grey-50));
  border-bottom: 1px solid var(--grey-200);
  padding: 84px 0 72px;
}
.hero .eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--orange-soft); color: var(--orange-dark);
  font-weight: 700; font-size: 13px; padding: 6px 14px; border-radius: 40px;
  border: 1px solid #ffd9b3; margin-bottom: 22px;
}
.hero h1 { font-size: 52px; font-weight: 800; max-width: 820px; }
.hero .lede { font-size: 20px; color: var(--grey-700); max-width: 660px; margin-bottom: 28px; }
.hero .cta-row { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.hero .cta-note { color: var(--grey-500); font-size: 14px; margin: 18px 0 0; }
.hero-split { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
@media (max-width: 900px) {
  .hero { padding: 56px 0 48px; }
  .hero h1 { font-size: 36px; }
  .hero .lede { font-size: 18px; }
  .hero-split { grid-template-columns: 1fr; gap: 32px; }
}

/* ---------- mock UI card (hero art) ---------- */
.mock {
  background: var(--white); border: 1px solid var(--grey-200); border-radius: 16px;
  box-shadow: var(--shadow-lg); overflow: hidden;
}
.mock .bar { display: flex; align-items: center; gap: 6px; padding: 12px 14px; border-bottom: 1px solid var(--grey-100); background: var(--grey-50); }
.mock .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--grey-300); }
.mock .bar .t { margin-left: 10px; font-size: 12px; font-weight: 700; color: var(--grey-500); }
.mock .body { padding: 18px; }
.mock .line { display: flex; justify-content: space-between; padding: 10px 0; border-bottom: 1px dashed var(--grey-100); font-size: 14px; }
.mock .line:last-child { border-bottom: none; }
.mock .line .lbl { color: var(--grey-500); }
.mock .line .val { font-weight: 700; }
.mock .total { display: flex; justify-content: space-between; margin-top: 12px; padding-top: 14px; border-top: 2px solid var(--grey-200); font-size: 18px; font-weight: 800; }
.mock .total .val { color: var(--orange); }
.mock .stamp { display:inline-block; margin-top:14px; background: var(--orange-soft); color: var(--orange-dark); font-weight:700; font-size:12px; padding:5px 12px; border-radius: 30px; }

/* ---------- sections ---------- */
.section { padding: 76px 0; }
.section.grey { background: var(--grey-50); border-top: 1px solid var(--grey-200); border-bottom: 1px solid var(--grey-200); }
.section-head { text-align: center; max-width: 680px; margin: 0 auto 48px; }
.section-head h2 { font-size: 34px; font-weight: 800; }
.section-head p { font-size: 18px; color: var(--grey-700); margin: 0; }
.kicker { text-transform: uppercase; letter-spacing: 1.2px; font-size: 13px; font-weight: 800; color: var(--orange-dark); margin-bottom: 10px; }

/* ---------- results band ---------- */
.results { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.stat { background: var(--white); border: 1px solid var(--grey-200); border-radius: var(--radius); padding: 26px 22px; box-shadow: var(--shadow); }
.stat .big { font-size: 40px; font-weight: 800; color: var(--orange); letter-spacing: -1.5px; }
.stat .cap { font-weight: 700; margin-top: 4px; }
.stat .cap span { display: block; color: var(--grey-500); font-weight: 500; font-size: 14px; margin-top: 4px; }
@media (max-width: 900px) { .results { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .results { grid-template-columns: 1fr; } }

/* ---------- how it works ---------- */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.step { background: var(--white); border: 1px solid var(--grey-200); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow); }
.step .n { width: 40px; height: 40px; border-radius: 10px; background: var(--orange-soft); color: var(--orange-dark); font-weight: 800; display: flex; align-items: center; justify-content: center; margin-bottom: 16px; }
.step h3 { font-size: 19px; }
.step p { color: var(--grey-700); margin: 0; }
@media (max-width: 820px) { .steps { grid-template-columns: 1fr; } }

/* ---------- feature strip ---------- */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.feature { padding: 4px; }
.feature .ico { width: 46px; height: 46px; border-radius: 12px; background: var(--orange-soft); color: var(--orange-dark); display: flex; align-items: center; justify-content: center; font-size: 22px; margin-bottom: 14px; }
.feature h3 { font-size: 18px; }
.feature p { color: var(--grey-700); margin: 0; }
@media (max-width: 820px) { .features { grid-template-columns: 1fr; } }

/* ---------- trade callouts ---------- */
.trades { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.trade-card {
  display: block; background: var(--white); border: 1px solid var(--grey-200); border-radius: var(--radius);
  padding: 28px; box-shadow: var(--shadow); transition: transform .12s, box-shadow .12s; color: inherit;
}
.trade-card:hover { text-decoration: none; transform: translateY(-3px); box-shadow: var(--shadow-lg); border-color: #ffd9b3; }
.trade-card .ico { font-size: 30px; margin-bottom: 12px; }
.trade-card h3 { font-size: 20px; }
.trade-card p { color: var(--grey-700); margin: 0 0 12px; }
.trade-card .go { font-weight: 700; color: var(--orange-dark); }
@media (max-width: 820px) { .trades { grid-template-columns: 1fr; } }

/* ---------- testimonials ---------- */
.quotes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.quote { background: var(--white); border: 1px solid var(--grey-200); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow); }
.quote .stars { color: var(--orange); letter-spacing: 2px; margin-bottom: 10px; }
.quote blockquote { margin: 0 0 18px; font-size: 16px; color: var(--grey-900); }
.quote .who { display: flex; align-items: center; gap: 12px; }
.quote .avatar { width: 42px; height: 42px; border-radius: 50%; background: var(--orange-soft); color: var(--orange-dark); font-weight: 800; display: flex; align-items: center; justify-content: center; }
.quote .who .nm { font-weight: 700; }
.quote .who .rl { color: var(--grey-500); font-size: 13px; }
@media (max-width: 820px) { .quotes { grid-template-columns: 1fr; } }

/* ---------- pricing ---------- */
.tiers { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; align-items: start; }
.tier { background: var(--white); border: 1px solid var(--grey-200); border-radius: var(--radius); padding: 30px; box-shadow: var(--shadow); display: flex; flex-direction: column; }
.tier.pop { border: 2px solid var(--orange); box-shadow: var(--shadow-lg); position: relative; }
.tier .tag { position: absolute; top: -13px; left: 50%; transform: translateX(-50%); background: var(--orange); color: #fff; font-weight: 700; font-size: 12px; padding: 5px 14px; border-radius: 30px; }
.tier h3 { font-size: 20px; margin-bottom: 4px; }
.tier .desc { color: var(--grey-500); font-size: 14px; margin-bottom: 18px; }
.tier .price { font-size: 44px; font-weight: 800; letter-spacing: -2px; }
.tier .price span { font-size: 16px; font-weight: 600; color: var(--grey-500); letter-spacing: 0; }
.tier ul { list-style: none; padding: 0; margin: 22px 0; flex: 1; }
.tier li { padding: 8px 0 8px 28px; position: relative; color: var(--grey-700); border-bottom: 1px solid var(--grey-100); }
.tier li:before { content: "✓"; position: absolute; left: 0; top: 8px; color: var(--orange); font-weight: 800; }
@media (max-width: 900px) { .tiers { grid-template-columns: 1fr; } }

/* ---------- CTA band ---------- */
.cta-band { background: linear-gradient(120deg, var(--grey-900), #2c333d); color: #fff; border-radius: 20px; padding: 56px; text-align: center; }
.cta-band h2 { font-size: 32px; color: #fff; }
.cta-band p { color: #c9ced6; font-size: 18px; max-width: 560px; margin: 0 auto 26px; }
.cta-band .cta-row { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
@media (max-width: 700px) { .cta-band { padding: 36px 24px; } }

/* ---------- footer ---------- */
.site-footer { background: var(--grey-900); color: #c9ced6; padding: 56px 0 32px; }
.site-footer a { color: #c9ced6; }
.site-footer a:hover { color: #fff; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px; margin-bottom: 40px; }
.footer-grid .brand { color: #fff; }
.footer-grid .brand + p { color: #9aa1ab; max-width: 260px; font-size: 14px; }
.footer-col h4 { color: #fff; font-size: 13px; text-transform: uppercase; letter-spacing: .8px; margin: 0 0 14px; }
.footer-col a { display: block; padding: 5px 0; font-size: 15px; }
.footer-bottom { border-top: 1px solid #333a44; padding-top: 24px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: 14px; color: #9aa1ab; }
.footer-bottom .legal { display: flex; gap: 18px; flex-wrap: wrap; }
@media (max-width: 820px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .footer-grid { grid-template-columns: 1fr; } }

/* ---------- forms (demo / signup) ---------- */
.form-page { padding: 56px 0; background: var(--grey-50); min-height: calc(100vh - 68px); }
.form-card { background: var(--white); border: 1px solid var(--grey-200); border-radius: 16px; box-shadow: var(--shadow-lg); padding: 36px; }
.form-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
@media (max-width: 860px) { .form-wrap { grid-template-columns: 1fr; } }
.form-card h1 { font-size: 26px; }
.field { margin-bottom: 16px; }
.field label { display: block; font-weight: 600; font-size: 14px; margin-bottom: 6px; color: var(--grey-700); }
.field input, .field select, .field textarea {
  width: 100%; font: inherit; padding: 11px 13px;
  border: 1px solid var(--grey-300); border-radius: 10px; background: var(--white); color: var(--grey-900);
}
.field textarea { min-height: 96px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--orange); box-shadow: 0 0 0 3px var(--orange-soft); }
.field-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 520px) { .field-2 { grid-template-columns: 1fr; } }
.form-note { color: var(--grey-500); font-size: 13px; margin-top: 12px; text-align: center; }
.msg { padding: 12px 15px; border-radius: 10px; font-weight: 600; margin-bottom: 16px; }
.msg.err { background: #fdeaea; color: #c0392b; }
.msg.ok { background: #e6f6ec; color: #1a7f43; }
.hidden { display: none !important; }
.sell-list { list-style: none; padding: 0; margin: 20px 0 0; }
.sell-list li { padding: 10px 0 10px 30px; position: relative; color: var(--grey-700); }
.sell-list li:before { content: "✓"; position: absolute; left: 0; color: var(--orange); font-weight: 800; }

/* ---------- legal / content pages ---------- */
.doc { padding: 56px 0 72px; }
.doc h1 { font-size: 34px; }
.doc .updated { color: var(--grey-500); margin-bottom: 32px; }
.doc h2 { font-size: 22px; margin-top: 36px; }
.doc h3 { font-size: 18px; margin-top: 24px; }
.doc p, .doc li { color: var(--grey-700); }
.doc ul { padding-left: 22px; }

/* ---------- page hero (sub pages) ---------- */
.page-hero { background: linear-gradient(180deg, #fff, var(--grey-50)); border-bottom: 1px solid var(--grey-200); padding: 64px 0 56px; text-align: center; }
.page-hero h1 { font-size: 40px; font-weight: 800; }
.page-hero p { font-size: 19px; color: var(--grey-700); max-width: 640px; margin: 0 auto; }
@media (max-width:820px){ .page-hero h1 { font-size: 30px; } }

/* trade page benefit grid */
.benefits { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.benefit { background: var(--white); border: 1px solid var(--grey-200); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow); }
.benefit .ico { font-size: 26px; margin-bottom: 10px; }
.benefit h3 { font-size: 18px; }
.benefit p { color: var(--grey-700); margin: 0; }
@media (max-width: 700px) { .benefits { grid-template-columns: 1fr; } }