:root {
    --primary-blue: #0077b6;
    --accent-sand: #f4a261;
    --accent-green: #2a9d8f;
    --bg-color: #fdfcdc;
    --text-color: #333;
    --white: #ffffff;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; background-color: var(--bg-color); color: var(--text-color); line-height: 1.6; opacity: 0; transition: opacity 0.5s ease; }
body.loaded { opacity: 1; }

header { background: var(--white); padding: 1rem 5%; box-shadow: 0 2px 10px rgba(0,0,0,0.05); display: flex; justify-content: space-between; align-items: center; position: sticky; top: 0; z-index: 1000; }
.logo { font-size: 1.5rem; font-weight: bold; color: var(--primary-blue); text-decoration: none; display: flex; align-items: center; gap: 0.5rem; }
.logo svg { width: 30px; height: 30px; }
.nav-links { display: flex; gap: 2rem; list-style: none; }
.nav-links a { text-decoration: none; color: var(--text-color); font-weight: 600; transition: color 0.3s; }
.nav-links a:hover, .nav-links a.active { color: var(--accent-green); }
.menu-toggle { display: none; font-size: 1.8rem; background: none; border: none; color: var(--primary-blue); cursor: pointer; }

main { padding: 3rem 5%; min-height: calc(100vh - 160px); max-width: 1200px; margin: 0 auto; }

.hero { background: var(--primary-blue); color: var(--white); padding: 4rem 2rem; border-radius: 15px; text-align: center; margin-bottom: 3rem; position: relative; overflow: hidden; }
.hero img { position: absolute; top: 0; left: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0.4; z-index: 0; }
.hero-content { position: relative; z-index: 1; }
.hero h1 { font-size: 3rem; margin-bottom: 1rem; }
.hero p { font-size: 1.2rem; margin-bottom: 2rem; max-width: 600px; margin-inline: auto; }
.btn { background: var(--accent-sand); color: var(--white); padding: 1rem 2rem; text-decoration: none; border-radius: 8px; font-weight: bold; display: inline-block; transition: background 0.3s, transform 0.2s; }
.btn:hover { background: var(--accent-green); transform: translateY(-2px); }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2.5rem; }
.card { background: var(--white); border-radius: 12px; overflow: hidden; box-shadow: 0 5px 15px rgba(0,0,0,0.05); transition: transform 0.3s; display: flex; flex-direction: column; }
.card:hover { transform: translateY(-8px); }
.card img { width: 100%; height: 220px; object-fit: cover; background: #eaeaea; }
.card-content { padding: 1.5rem; flex-grow: 1; display: flex; flex-direction: column; }
.card-content h3 { color: var(--primary-blue); margin-bottom: 0.8rem; font-size: 1.3rem; }
.card-content p { color: #666; margin-bottom: 1.5rem; flex-grow: 1; }
.card-content a { text-decoration: none; color: var(--accent-green); font-weight: bold; align-self: flex-start; }

.article-page { max-width: 800px; margin: 0 auto; background: var(--white); padding: 3rem; border-radius: 15px; box-shadow: 0 5px 15px rgba(0,0,0,0.05); }
.article-page img { width: 100%; height: 400px; object-fit: cover; border-radius: 12px; margin-bottom: 2rem; background: #eaeaea; }
.article-page h1 { color: var(--primary-blue); font-size: 2.5rem; margin-bottom: 1rem; }
.article-page .meta { color: #888; font-size: 0.9rem; margin-bottom: 2rem; display: block; border-bottom: 1px solid #eee; padding-bottom: 1rem; }
.article-page h2 { color: var(--accent-green); margin: 2rem 0 1rem; font-size: 1.8rem; }
.article-page h3 { color: var(--primary-blue); margin: 1.5rem 0 0.8rem; font-size: 1.3rem; }
.article-page p { margin-bottom: 1.2rem; font-size: 1.1rem; }
blockquote { border-left: 5px solid var(--accent-sand); padding: 1.5rem; background: #fdfaf6; margin: 2rem 0; font-style: italic; font-size: 1.2rem; border-radius: 0 8px 8px 0; color: #555; }

.contact-form { max-width: 600px; margin: 0 auto; background: var(--white); padding: 3rem; border-radius: 15px; }
.contact-form .form-group { margin-bottom: 1.5rem; }
.contact-form label { display: block; margin-bottom: 0.5rem; font-weight: bold; color: var(--primary-blue); }
.contact-form input, .contact-form textarea { width: 100%; padding: 1rem; border: 1px solid #ddd; border-radius: 8px; font-family: inherit; transition: border 0.3s; }
.contact-form input:focus, .contact-form textarea:focus { outline: none; border-color: var(--accent-green); }
.contact-form button { width: 100%; border: none; cursor: pointer; font-size: 1.1rem; }

footer { background: var(--primary-blue); color: var(--white); text-align: center; padding: 2rem 5%; margin-top: auto; }
footer p { margin: 0; color: #d0e8f2; }

@media(max-width: 768px) {
    .nav-links { display: none; flex-direction: column; width: 100%; position: absolute; top: 100%; left: 0; background: var(--white); padding: 1.5rem 5%; box-shadow: 0 5px 10px rgba(0,0,0,0.1); gap: 1rem; text-align: center; }
    .nav-links.active { display: flex; }
    .menu-toggle { display: block; }
    .hero h1 { font-size: 2rem; }
    .article-page { padding: 1.5rem; }
    .article-page img { height: 250px; }
}