/* ========== BASE ========== */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

::selection {
    background-color: #059669;
    color: #fefce8;
}

/* ========== NAVBAR ========== */
#navbar {
    background: transparent;
    transition: background-color 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
}

#navbar.scrolled {
    background: rgba(254, 253, 248, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 1px 20px rgba(6, 78, 59, 0.08);
}

/* ========== MOBILE MENU ========== */
#mobile-menu.open {
    opacity: 1;
    pointer-events: all;
}

.mobile-link {
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.3s ease, transform 0.3s ease, color 0.3s ease;
}

#mobile-menu.open .mobile-link {
    opacity: 1;
    transform: translateY(0);
}

#mobile-menu.open .mobile-link:nth-child(1) { transition-delay: 0.1s; }
#mobile-menu.open .mobile-link:nth-child(2) { transition-delay: 0.15s; }
#mobile-menu.open .mobile-link:nth-child(3) { transition-delay: 0.2s; }
#mobile-menu.open .mobile-link:nth-child(4) { transition-delay: 0.25s; }

/* ========== HERO GEOMETRIC SHAPES ========== */
.geo-shape {
    position: absolute;
    opacity: 0.12;
    pointer-events: none;
}

.geo-circle-1 {
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, #34d399 0%, transparent 70%);
    top: -100px;
    right: -80px;
    animation: float-slow 8s ease-in-out infinite;
}

.geo-circle-2 {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: radial-gradient(circle, #6ee7b7 0%, transparent 70%);
    bottom: 15%;
    left: 5%;
    animation: float-slow 6s ease-in-out infinite reverse;
}

.geo-square-1 {
    width: 120px;
    height: 120px;
    background: #059669;
    top: 25%;
    left: 8%;
    border-radius: 24px;
    transform: rotate(45deg);
    animation: spin-slow 20s linear infinite;
}

.geo-triangle-1 {
    width: 0;
    height: 0;
    border-left: 60px solid transparent;
    border-right: 60px solid transparent;
    border-bottom: 104px solid #34d399;
    top: 60%;
    right: 5%;
    animation: float-slow 7s ease-in-out infinite;
    opacity: 0.08;
}

.geo-circle-3 {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    border: 3px solid #6ee7b7;
    top: 40%;
    right: 15%;
    animation: float-slow 5s ease-in-out infinite reverse;
}

.geo-ring-1 {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    border: 4px solid #a7f3d0;
    bottom: 10%;
    left: 15%;
    animation: spin-slow 15s linear infinite reverse;
}

@keyframes float-slow {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(3deg); }
}

@keyframes spin-slow {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ========== SERVICE CARDS ========== */
.service-card {
    opacity: 1;
}

/* ========== GALLERY ========== */
.gallery-item {
    height: 250px;
}

@media (min-width: 1024px) {
    .gallery-item {
        height: 300px;
    }
}

.gallery-item:nth-child(1),
.gallery-item:nth-child(4),
.gallery-item:nth-child(7) {
    grid-row: span 2;
    height: 520px;
}

/* ========== SCROLL REVEAL ========== */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
    .geo-shape {
        animation: none;
    }
    html {
        scroll-behavior: auto;
    }
}

/* ========== CUSTOM SCROLLBAR ========== */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #ecfdf5;
}
::-webkit-scrollbar-thumb {
    background: #059669;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #047857;
}