:root {
  --bg: #f7f6f3;
  --text: #1c1c1c;
  --muted: #7a7a7a;
  --line: #e5e2dc;
}

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

html, body {
  height: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI",
               Inter, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  display: flex;
  flex-direction: column;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 28px;
}

/* Header & Navigation */
header {
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav h1 {
  font-size: 22px;
  font-weight: 500;
  letter-spacing: 0.08em;
}

.nav a.brand {
  text-decoration: none;
  color: inherit;
}

.nav ul {
  list-style: none;
  display: flex;
  gap: 32px;
}

.nav a {
  font-size: 14px;
  color: var(--muted);
  transition: color 0.2s ease;
}

.nav a:hover {
  color: var(--text);
}

/* Main */
main {
  flex: 1;
}

/* Hero */
.hero {
  margin-top: 180px;
}

.hero h2 {
  font-size: 42px;
  font-weight: 500;
  max-width: 600px;
}

.hero p {
  font-size: 18px;
  color: var(--muted);
  max-width: 520px;
  margin-top: 20px;
}

/* Footer */
footer {
  padding: 32px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
  text-align: center;
}
input, textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--line);
  background: transparent;
  font-size: 16px;
  font-family: inherit;
}

button {
  background: none;
  border: 1px solid var(--text);
  padding: 12px 28px;
  font-size: 14px;
  cursor: pointer;
}

button:hover {
  background: var(--text);
  color: var(--bg);
}