/* ============================================
   EAGLE SPRING BACKPACK CAMP — CUSTOM STYLES
   ============================================ */

/* --- Reset & Base --- */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    margin: 0;
    overflow-x: hidden;
}

/* --- Custom Scrollbar --- */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #0f172a;
}
::-webkit-scrollbar-thumb {
    background: #14b8a6;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #0d9488;
}

/* --- Selection --- */
::selection {
    background: rgba(20, 184, 166, 0.3);
    color: #f0fdfa;
}

/* --- Animations --- */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.animate-fade-in {
    animation-name: fadeIn;
    animation-duration: 0.8s;
    animation-timing-function: cubic-bezier(0.22, 1, 0.36, 1);
    animation-iteration-count: 1;
}

/* --- Reveal on Scroll (progressive enhancement) --- */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
                transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

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

/* Default state for reduced motion — always visible */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
    }
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* --- Navbar --- */
#navbar {
    transition: background-color 0.4s ease, box-shadow 0.4s ease, padding 0.4s ease;
}

#navbar.scrolled {
    background-color: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.06);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: #14b8a6;
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

/* --- Buttons --- */
button, [type="submit"] {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

/* --- Mobile menu transitions --- */
#mobile-menu {
    animation: slideDown 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}

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

/* --- Focus styles --- */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
    outline: 2px solid #14b8a6;
    outline-offset: 2px;
}

/* --- Image aspect ratios --- */
.aspect-\[4\/3\] {
    aspect-ratio: 4 / 3;
}
.aspect-\[4\/5\] {
    aspect-ratio: 4 / 5;
}

/* --- Form select arrow override for dark bg --- */
select option {
    background: #1e293b;
    color: #f1f5f9;
}

/* --- Smooth image loading --- */
img {
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}

/* --- Print styles --- */
@media print {
    #navbar, #mobile-menu-btn, .reveal { display: none; }
    body { color: #000; background: #fff; }
    a { color: #000; }
}