/* Base & Typography */
html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    overflow-x: hidden;
}

/* Clip path for hero */
.clip-hero-right {
    clip-path: polygon(30% 0, 100% 0, 100% 100%, 0% 100%);
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #fdfbf7;
}
::-webkit-scrollbar-thumb {
    background: #d44a28;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #b8351c;
}

/* Navbar scroll state */
.nav-scrolled {
    background: rgba(254, 252, 248, 0.95) !important;
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(45, 36, 24, 0.08);
}

.nav-scrolled .menu-line {
    background: #2d2418;
}

/* Mobile menu animations */
.mobile-menu-open {
    opacity: 1 !important;
    pointer-events: all !important;
}

.menu-active .menu-line:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}
.menu-active .menu-line:nth-child(2) {
    opacity: 0;
}
.menu-active .menu-line:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
    width: 24px;
}

/* Program card hover */
.program-card {
    transform: translateY(0);
}

.program-card:hover {
    transform: translateY(-4px);
}

/* Scroll reveal base (progressive enhancement) */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    }
    
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
    
    .reveal-delay-1 { transition-delay: 0.1s; }
    .reveal-delay-2 { transition-delay: 0.2s; }
    .reveal-delay-3 { transition-delay: 0.3s; }
    .reveal-delay-4 { transition-delay: 0.4s; }
}

/* Select dropdown arrow */
select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%232d2418' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    appearance: none;
    -webkit-appearance: none;
}

/* Subtle pattern for hero background */
#hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23d44a28' fill-opacity='0.03' fill-rule='evenodd'%3E%3Cpath d='M0 40L40 0H20L0 20M40 40V20L20 40'/%3E%3C/g%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 0;
}