/* Basic styling for SMS compliance website */
:root {
  --bg: #f7f8fb;
  --surface: #ffffff;
  --text: #1f2937;
  --muted: #6b7280;
  --line: #d1d5db;
  --accent: #0f766e;
  --accent-dark: #115e59;
  --max: 920px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}
header {
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
}
.nav-wrap, .container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 20px;
}
.nav-wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  min-height: 68px;
}
.brand {
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
  font-size: 1.1rem;
}
nav a {
  color: var(--text);
  text-decoration: none;
  margin-left: 16px;
  font-size: 0.98rem;
}
nav a:hover, .link:hover { color: var(--accent-dark); }
.hero {
  padding: 54px 0 24px;
}
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 26px;
  margin: 18px 0;
}
h1, h2, h3 { line-height: 1.2; }
h1 { font-size: 2rem; margin: 0 0 10px; }
h2 { font-size: 1.45rem; margin-top: 0; }
h3 { font-size: 1.05rem; margin-bottom: 8px; }
p, li { color: var(--text); }
.muted { color: var(--muted); }
.notice {
  background: #ecfeff;
  border-left: 4px solid var(--accent);
  padding: 12px 14px;
  border-radius: 8px;
}
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
}
footer {
  max-width: var(--max);
  margin: 32px auto 48px;
  padding: 0 20px;
  color: var(--muted);
  font-size: 0.95rem;
}
ul { padding-left: 20px; }
form {
  display: grid;
  gap: 14px;
}
label { font-weight: 600; }
input, textarea {
  width: 100%;
  margin-top: 6px;
  padding: 11px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  font: inherit;
  background: #fff;
}
textarea { min-height: 120px; resize: vertical; }
.checkbox {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-weight: 400;
}
.checkbox input {
  width: auto;
  margin-top: 4px;
}
button {
  width: fit-content;
  background: var(--accent);
  color: white;
  border: 0;
  border-radius: 10px;
  padding: 11px 16px;
  font: inherit;
  cursor: pointer;
}
button:hover { background: var(--accent-dark); }
.small { font-size: 0.94rem; }
code {
  background: #f3f4f6;
  padding: 1px 5px;
  border-radius: 4px;
}