/* --- Dental Premium CSS --- */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

:root {
    --primary: #0077b6;
    --primary-light: #00b4d8;
    --primary-dark: #023e8a;
    --text-main: #333;
    --text-light: #777;
    --bg-main: #f8f9fa;
    --font-main: 'Poppins', sans-serif;
}

body { font-family: var(--font-main); color: var(--text-main); background: var(--bg-main); margin: 0; padding: 0; }
a { text-decoration: none; color: var(--primary); transition: 0.3s; }
a:hover { color: var(--primary-light); }

.top-header { background: var(--primary-dark); color: #fff; padding: 0.5rem 2rem; font-size: 0.9rem; display: flex; justify-content: flex-end; }
.main-header { background: #fff; padding: 1.5rem 2rem; display: flex; justify-content: space-between; align-items: center; box-shadow: 0 4px 20px rgba(0,0,0,0.05); position: sticky; top: 0; z-index: 100; }
.logo { font-size: 1.8rem; font-weight: 700; color: var(--primary-dark); display: flex; align-items: center; gap: 0.5rem; }
.nav { display: flex; gap: 2rem; font-weight: 500; }

.hero {
    background: linear-gradient(135deg, #caf0f8 0%, #90e0ef 100%);
    padding: 6rem 2rem; display: flex; justify-content: center; align-items: center;
}
.hero-box {
    background: #fff; padding: 4rem; border-radius: 20px; box-shadow: 0 20px 50px rgba(0,0,0,0.1);
    max-width: 600px; text-align: center;
}
.hero-box h1 { font-size: 3rem; color: var(--primary-dark); margin-bottom: 1rem; line-height: 1.2; }
.hero-box p { font-size: 1.1rem; color: var(--text-light); margin-bottom: 2rem; }
.btn {
    background: var(--primary); color: #fff; padding: 1rem 2rem; border-radius: 50px; font-weight: 600;
    display: inline-block; box-shadow: 0 10px 20px rgba(0, 119, 182, 0.3);
}
.btn:hover { transform: translateY(-3px); box-shadow: 0 15px 25px rgba(0, 119, 182, 0.4); color: #fff; }

.services { padding: 5rem 2rem; text-align: center; max-width: 1200px; margin: 0 auto; }
.services h2 { font-size: 2.5rem; color: var(--primary-dark); margin-bottom: 3rem; }
.s-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 2rem; }
.s-card { background: #fff; padding: 2.5rem; border-radius: 15px; box-shadow: 0 5px 15px rgba(0,0,0,0.05); }
.s-card h3 { color: var(--primary); font-size: 1.5rem; margin-bottom: 1rem; }

footer { background: var(--primary-dark); color: #fff; text-align: center; padding: 3rem 2rem; }
footer a { color: #caf0f8; margin: 0 1rem; }