:root {
  --primary: oklch(0.65 0.25 260);
  --primary-hover: oklch(0.6 0.25 260);
  --bg: oklch(0.98 0.01 260);
  --card-bg: oklch(1 0 0);
  --text: oklch(0.2 0.02 260);
  --text-muted: oklch(0.5 0.02 260);
  --border: oklch(0.9 0.02 260);
  --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --radius: 12px;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.5;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: 100vh;
}

.container {
  max-width: 800px;
  width: 100%;
  container-type: inline-size;
}

header {
  text-align: center;
  margin-bottom: 3rem;
}

header h1 {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  margin-bottom: 0.5rem;
}

header p {
  color: var(--text-muted);
  font-size: 1.125rem;
}

/* Form Styles */
.form-container {
  background: var(--card-bg);
  padding: 2rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.5rem;
  font-size: 0.875rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: inherit;
  font-size: 1rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px oklch(0.65 0.25 260 / 0.2);
}

button[type="submit"] {
  width: 100%;
  padding: 0.75rem;
  background-color: var(--primary);
  color: white;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: background-color 0.2s;
}

button[type="submit"]:hover {
  background-color: var(--primary-hover);
}

@container (max-width: 500px) {
  .form-container {
    padding: 1.5rem;
  }
}