:root {
  --primary: #0f172a;
  --accent: #2563eb;
  --light: #f8fafc;
  --text: #334155;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
  background-color: var(--light);
  color: var(--text);
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

header {
  background: var(--primary);
  color: white;
  padding: 1rem 5%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.logo span {
  color: var(--accent);
}

.webmail-btn {
  background: var(--accent);
  color: white;
  padding: 0.5rem 1.2rem;
  text-decoration: none;
  border-radius: 5px;
  font-weight: 600;
  transition: background 0.3s;
}

.webmail-btn:hover {
  background: #1d4ed8;
}

.hero {
  text-align: center;
  padding: 5rem 1rem;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: white;
}

.hero h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.2rem;
  color: #94a3b8;
  max-width: 600px;
  margin: 0 auto;
}

.container {
  max-width: 900px;
  margin: -3rem auto 3rem;
  padding: 0 1rem;
  flex: 1;
}

.card {
  background: white;
  border-radius: 8px;
  padding: 2.5rem;
  box-shadow: 0 4px 6px -1px rgba(0,0,0,0.1);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 1.5rem;
}

.contact-item h3 {
  color: var(--primary);
  font-size: 1rem;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
  border-bottom: 2px solid var(--accent);
  display: inline-block;
}

.contact-item p {
  margin-bottom: 0.3rem;
}

.contact-item a {
  color: var(--accent);
  text-decoration: none;
}

.contact-item a:hover {
  text-decoration: underline;
}

footer {
  text-align: center;
  padding: 1.5rem;
  background: #e2e8f0;
  font-size: 0.9rem;
  color: #64748b;
}