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

html {
    scroll-behavior: smooth;
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: 'Outfit', system-ui, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

::selection {
    background: rgba(13, 110, 63, 0.2);
    color: #0D6E3F;
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #FDF6E3;
}
::-webkit-scrollbar-thumb {
    background: #0D6E3F;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #0a5631;
}

/* ===== Animations ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(12deg); }
    50% { transform: translateY(-12px) rotate(12deg); }
}

@keyframes floatSlow {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-8px) rotate(0deg); }
}

/* ===== Reveal on scroll ===== */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    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-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-left.revealed {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-right.revealed {
    opacity: 1;
    transform: translateX(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-scale.revealed {
    opacity: 1;
    transform: scale(1);
}

/* Stagger delays */
.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; }

/* ===== Navigation ===== */
.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: #0D6E3F;
    transition: width 0.3s ease;
}

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

/* ===== Mobile Menu ===== */
.mobile-link {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s ease, color 0.3s ease;
}

.mobile-link:hover {
    color: #0D6E3F;
}

/* ===== Feature cards ===== */
.feature-card {
    border-right: 1px solid rgba(255, 255, 255, 0.1);
    transition: background 0.4s ease;
}

.feature-card:last-child {
    border-right: none;
}

.feature-card:hover {
    background: rgba(255, 255, 255, 0.05);
}

/* ===== Photo grid hover ===== */
.group img {
    will-change: transform;
}

/* ===== Button ripple ===== */
button, a {
    cursor: pointer;
}

/* ===== Back to top ===== */
#backToTop {
    transition: opacity 0.3s ease, transform 0.3s ease, background 0.3s ease, box-shadow 0.3s ease;
}

#backToTop.visible {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

#backToTop:not(.visible) {
    transform: translateY(20px);
}

#backToTop:hover {
    box-shadow: 0 8px 24px rgba(13, 110, 63, 0.4);
}

/* ===== Geometric shape animations ===== */
.float-anim {
    animation: float 6s ease-in-out infinite;
}

.float-slow {
    animation: floatSlow 8s ease-in-out infinite;
}

/* ===== Image aspect ratio fallback ===== */
[class*="aspect-"] {
    position: relative;
}

[class*="aspect-"]::before {
    content: '';
    display: block;
    padding-top: 100%;
}

[class*="aspect-"] > img {
    position: absolute;
    inset: 0;
}

/* ===== Focus styles ===== */
a:focus-visible, button:focus-visible {
    outline: 2px solid #0D6E3F;
    outline-offset: 2px;
    border-radius: 4px;
}

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

/* ===== Print styles ===== */
@media print {
    nav, #backToTop, .feature-card {
        display: none;
    }
    body {
        background: white;
        color: black;
    }
}