:root {
  /* Palette sampled from the Pakar Tukang logo */
  --bg: #fffdf9;
  --surface: #ffffff;
  --surface-2: #fbf5ed;
  --border: #ece3d6;
  --text: #0d2d5b;        /* navy — headings */
  --text-body: #38507a;   /* softened navy — body copy */
  --text-dim: #7c8aa3;
  --brand: #f4671f;       /* orange — primary CTA */
  --brand-dim: #d9540f;
  --gold: #fbae10;
  --green: #7cb92e;
  --blue: #2a95d3;
  --danger: #dc2626;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text-body);
  line-height: 1.5;
}

a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }

.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }

/* ── Nav ─────────────────────────────────────────────── */
nav.topnav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 20px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
nav.topnav .brand { display: flex; align-items: center; }
nav.topnav .brand img { height: 44px; width: auto; display: block; }
nav.topnav .links { display: flex; gap: 24px; align-items: center; }
nav.topnav .links a { color: var(--text-body); font-weight: 600; font-size: 14px; }
nav.topnav .links a.active { color: var(--brand); }
nav.topnav .links a:hover { color: var(--brand); text-decoration: none; }

.lang-switch {
  display: flex;
  border: 1px solid var(--border);
  border-radius: 999px;
  overflow: hidden;
}
.lang-switch button {
  border: none;
  background: var(--surface);
  color: var(--text-dim);
  font-size: 12px;
  font-weight: 700;
  padding: 6px 12px;
  cursor: pointer;
  letter-spacing: 0.02em;
}
.lang-switch button.active {
  background: var(--brand);
  color: #fff;
}
.lang-switch button:not(.active):hover {
  background: var(--surface-2);
  color: var(--text-body);
}

/* ── Buttons ─────────────────────────────────────────── */
.btn {
  display: inline-block;
  padding: 10px 18px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-weight: 600;
  cursor: pointer;
  font-size: 14px;
}
.btn:hover { background: var(--surface-2); text-decoration: none; }
.btn-primary { background: var(--brand); border-color: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-dim); border-color: var(--brand-dim); }
.btn-sm { padding: 6px 12px; font-size: 13px; }

/* ── Hero ────────────────────────────────────────────── */
.hero {
  padding: 80px 20px;
  text-align: center;
  background:
    radial-gradient(ellipse 900px 400px at 15% 0%, rgba(251,174,16,0.12), transparent 60%),
    radial-gradient(ellipse 900px 400px at 85% 0%, rgba(42,149,211,0.10), transparent 60%);
}
.hero h1 { font-size: 42px; margin: 0 0 16px; color: var(--text); }
.hero p { color: var(--text-body); font-size: 18px; max-width: 640px; margin: 0 auto 32px; }
.hero .cta { display: flex; gap: 14px; justify-content: center; }

.section { padding: 48px 20px; }
.section h2 { font-size: 26px; margin-bottom: 8px; color: var(--text); }
.section .lead { color: var(--text-dim); margin-bottom: 32px; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 20px; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: 0 1px 2px rgba(13, 45, 91, 0.04);
}
.card h3 { margin: 0 0 6px; font-size: 17px; color: var(--text); }
.card .meta { color: var(--text-dim); font-size: 13px; margin-bottom: 10px; }

/* How-it-works cards get a rotating accent border, echoing the four logo quadrants */
.grid .card:nth-child(4n+1) { border-top: 3px solid var(--gold); }
.grid .card:nth-child(4n+2) { border-top: 3px solid var(--brand); }
.grid .card:nth-child(4n+3) { border-top: 3px solid var(--green); }
.grid .card:nth-child(4n+4) { border-top: 3px solid var(--blue); }

.badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--surface-2);
  color: var(--text-body);
  margin-right: 6px;
}
.badge.high-ticket { background: #fff2d9; color: #b3690a; }

/* ── Forms ───────────────────────────────────────────── */
.form { max-width: 560px; }
.form label { display: block; font-size: 13px; color: var(--text-dim); margin: 16px 0 6px; }
.form input, .form select, .form textarea {
  width: 100%;
  padding: 10px 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
}
.form input:focus, .form select:focus, .form textarea:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(244, 103, 31, 0.12);
}
.form textarea { min-height: 120px; resize: vertical; }
.form .row { display: flex; gap: 12px; }
.form .row > div { flex: 1; }

.alert { padding: 12px 16px; border-radius: var(--radius); margin-bottom: 16px; font-size: 14px; }
.alert-error { background: #fdecea; border: 1px solid var(--danger); color: #b91c1c; }
.alert-success { background: #eef6e3; border: 1px solid var(--green); color: #4d7a17; }

.empty { color: var(--text-dim); text-align: center; padding: 40px 0; }

footer {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-dim);
  font-size: 13px;
  border-top: 1px solid var(--border);
  margin-top: 40px;
  background: var(--surface-2);
}