@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, #F0F9FF 0%, #F5F7FA 50%, #FFFFFF 100%);
    min-height: 100vh;
    font-size: 16px; /* Mobile base */
    line-height: 1.5;
    color: #374151; /* neutral-700 */
}

@media (min-width: 768px) {
    body {
        font-size: 17px; /* Tablet */
    }
}

@media (min-width: 1024px) {
    body {
        font-size: 18px; /* Desktop */
    }
}

/* Glassmorphism Components */
.glass-panel {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.5);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.05);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.glass-panel:hover {
    background: rgba(255, 255, 255, 0.8);
    border-color: rgba(255, 255, 255, 0.8);
    box-shadow: 0 12px 40px rgba(15, 118, 110, 0.1);
    transform: translateY(-2px);
}

.glass-nav {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

/* Utility Classes for Typography Rhythm */
.section-spacing {
    padding-top: 40px;
    padding-bottom: 40px;
}

@media (min-width: 768px) {
    .section-spacing {
        padding-top: 60px;
        padding-bottom: 60px;
    }
}

@media (min-width: 1024px) {
    .section-spacing {
        padding-top: 80px;
        padding-bottom: 80px;
    }
}

.text-shadow {
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.hero-text-shadow {
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

/* Accessibility Focus Styles */
:focus-visible {
    outline: 2px solid #0F766E;
    outline-offset: 2px;
}