/* Custom styles for Quam Petroleum */

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Navigation scroll state */
.nav-scrolled {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(12px) !important;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08), 0 4px 24px rgba(0, 0, 0, 0.04);
}

.nav-scrolled .nav-logo-text {
    color: #0f172a !important;
}

/* Mobile menu animation */
#mobile-menu {
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Scroll reveal animations - progressive enhancement */
.reveal {
    opacity: 1;
    transform: none;
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Only apply hidden state for animation if user prefers motion */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
    }
    
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Hero text animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-badge {
    animation: fadeInUp 0.6s ease-out 0.2s both;
}

.hero-headline {
    animation: fadeInUp 0.6s ease-out 0.4s both;
}

.hero-subheadline {
    animation: fadeInUp 0.6s ease-out 0.6s both;
}

.hero-ctas {
    animation: fadeInUp 0.6s ease-out 0.8s both;
}

/* Button hover effects */
a[href="#contact"],
button[type="submit"] {
    position: relative;
    overflow: hidden;
}

a[href="#contact"]::after,
button[type="submit"]::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at var(--x, 50%) var(--y, 50%), rgba(255,255,255,0.15), transparent 60%);
    opacity: 0;
    transition: opacity 0.3s;
}

a[href="#contact"]:hover::after,
button[type="submit"]:hover::after {
    opacity: 1;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
    background: #94a3b8;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #64748b;
}

/* Form focus styles */
input:focus,
select:focus,
textarea:focus {
    outline: none;
}

/* Selection color */
::selection {
    background: #99f6e4;
    color: #042f2e;
}