/* ============================================================
   Sell1k.com – Global Stylesheet
   ============================================================ */

*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }

:root {
  --orange: #f97316;
  --orange-dark: #ea580c;
  --orange-light: #fff3e8;
  --dark: #0f172a;
  --text: #334155;
  --muted: #64748b;
  --border: #e2e8f0;
  --bg-soft: #f8fafc;
  --white: #ffffff;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--white);
  color: var(--dark);
  line-height: 1.7;
  font-size: 16px;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--orange); }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: 800px; margin: 0 auto; padding: 0 24px; }

/* ── HEADER / NAV ── */
header {
  background: var(--white);
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
  position: sticky;
  top: 0;
  z-index: 200;
}
.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 0;
  flex-wrap: wrap;
  gap: 12px;
}
.logo {
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--dark);
  text-decoration: none;
  letter-spacing: -0.5px;
}
.logo span { color: var(--orange); }
.nav-links { display: flex; gap: 28px; list-style: none; }
.nav-links a {
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text);
  transition: color 0.2s;
}
.nav-links a:hover, .nav-links a.active { color: var(--orange); }

/* ── BUTTONS ── */
.btn {
  display: inline-block;
  background: var(--orange);
  color: var(--white);
  padding: 12px 28px;
  border-radius: 40px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: background 0.2s, transform 0.15s;
  border: none;
  cursor: pointer;
}
.btn:hover { background: var(--orange-dark); transform: translateY(-2px); color: var(--white); }
.btn-outline {
  background: transparent;
  border: 2px solid var(--orange);
  color: var(--orange);
}
.btn-outline:hover { background: var(--orange); color: var(--white); }
.btn-dark {
  background: var(--dark);
  color: var(--white);
}
.btn-dark:hover { background: #1e293b; color: var(--white); }

/* ── FOOTER ── */
footer {
  background: var(--dark);
  color: #cbd5e1;
  padding: 56px 0 24px;
  margin-top: 60px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-brand .logo { color: var(--white); font-size: 1.4rem; margin-bottom: 12px; display: inline-block; }
.footer-brand p { font-size: 0.9rem; color: #94a3b8; line-height: 1.6; max-width: 280px; }
.footer-col h4 { color: var(--white); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 16px; }
.footer-col a { display: block; color: #94a3b8; text-decoration: none; font-size: 0.9rem; margin-bottom: 8px; transition: color 0.2s; }
.footer-col a:hover { color: var(--orange); }
.footer-bottom {
  border-top: 1px solid #1e293b;
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: #475569;
  flex-wrap: wrap;
  gap: 8px;
}
.footer-bottom a { color: #475569; text-decoration: none; }
.footer-bottom a:hover { color: var(--orange); }

/* ── HAMBURGER (mobile) ── */
.hamburger { display: none; background: none; border: none; cursor: pointer; padding: 4px; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--dark); margin: 5px 0; border-radius: 2px; transition: 0.3s; }

/* ── HERO SHARED ── */
.page-hero {
  background: linear-gradient(135deg, #fef9f4 0%, var(--white) 100%);
  padding: 64px 0 48px;
  border-bottom: 1px solid var(--border);
  text-align: center;
}
.page-hero h1 { font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; line-height: 1.15; letter-spacing: -0.5px; margin-bottom: 16px; }
.page-hero p { font-size: 1.15rem; color: var(--muted); max-width: 580px; margin: 0 auto; }

/* ── SECTION HEADING ── */
.section-heading { text-align: center; margin-bottom: 48px; }
.section-heading h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 800; margin-bottom: 12px; }
.section-heading p { color: var(--muted); font-size: 1.05rem; max-width: 520px; margin: 0 auto; }

/* ── CARDS ── */
.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: box-shadow 0.2s, transform 0.2s;
}
.card:hover { box-shadow: 0 8px 24px rgba(0,0,0,0.08); transform: translateY(-3px); }

/* ── BADGE ── */
.badge {
  display: inline-block;
  background: var(--orange-light);
  color: var(--orange-dark);
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 3px 10px;
  border-radius: 100px;
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .nav-links { display: none; flex-direction: column; width: 100%; background: var(--white); padding: 16px 0; gap: 4px; }
  .nav-links.open { display: flex; }
  .hamburger { display: block; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { justify-content: center; text-align: center; }
}