/* Coastal Modern Theme */
:root {
  --color-primary: #0d5e6e;
  --color-accent: #e8d5a3;
  --color-dark: #1b3a4b;
  --color-bg: #f7f9fb;
  --color-white: #ffffff;
  --color-text: #333333;
  --color-muted: #666666;
  --color-border: #e0e0e0;
  --font-body: system-ui, -apple-system, 'Segoe UI', sans-serif;
  --radius: 4px;
  --max-width: 1100px;
}

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

html {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
}

h1, h2, h3, h4 {
  color: var(--color-dark);
  font-weight: 300;
  line-height: 1.2;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 1.8rem; margin-bottom: 1rem; }
h3 { font-size: 1.3rem; margin-bottom: 0.5rem; }

p { margin-bottom: 1rem; }

a {
  color: var(--color-primary);
  text-decoration: none;
}
a:hover { text-decoration: underline; }
a:focus-visible, .btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.btn {
  display: inline-block;
  padding: 10px 24px;
  border: none;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  text-decoration: none;
  text-align: center;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
}
.btn-primary:hover {
  background: #0a4a58;
  text-decoration: none;
}

.btn-cta {
  background: var(--color-accent);
  color: var(--color-dark);
}
.btn-cta:hover {
  background: #d4c18e;
  text-decoration: none;
}

.section {
  padding: 3rem 0;
}

.card {
  background: var(--color-white);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: 0 1px 4px rgba(0,0,0,0.08);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
}