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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    overflow-x: hidden;
}

::selection {
    background: rgba(110, 231, 183, 0.3);
    color: #064e3b;
}

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

#navbar.scrolled {
    background-color: rgba(254, 253, 248, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(6, 78, 59, 0.08);
}

#navbar.scrolled .nav-link {
    color: rgba(6, 78, 59, 0.7);
}

#navbar.scrolled .nav-link:hover {
    color: #047857;
}

#navbar.scrolled .font-serif.text-2xl {
    color: #064e3b;
}

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

#mobile-menu.open .mobile-nav-link:nth-child(1) { opacity: 1; transform: translateY(0); transition-delay: 0.1s; }
#mobile-menu.open .mobile-nav-link:nth-child(2) { opacity: 1; transform: translateY(0); transition-delay: 0.15s; }
#mobile-menu.open .mobile-nav-link:nth-child(3) { opacity: 1; transform: translateY(0); transition-delay: 0.2s; }
#mobile-menu.open .mobile-nav-link:nth-child(4) { opacity: 1; transform: translateY(0); transition-delay: 0.25s; }

.menu-line {
    transition: transform 0.3s ease, opacity 0.3s ease;
}

#mobile-menu-btn.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
}
#mobile-menu-btn.active .menu-line:nth-child(2) {
    opacity: 0;
}
#mobile-menu-btn.active .menu-line:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -4px);
    width: 1.25rem;
}

/* === Floating Cards === */
.floating-card {
    animation: float 6s ease-in-out infinite;
}

.card-1 { animation-delay: 0s; }
.card-2 { animation-delay: -1.5s; }
.card-3 { animation-delay: -3s; }
.card-4 { animation-delay: -4.5s; }
.card-5 { animation-delay: -2s; }

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

/* === Service Cards === */
.service-card {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.service-card.visible {
    opacity: 1;
    transform: translateY(0);
}

/* === Gallery === */
.gallery-item {
    opacity: 0;
    transform: scale(0.95);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.gallery-item.visible {
    opacity: 1;
    transform: scale(1);
}

/* === Scroll Animations === */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* === Custom Scrollbar === */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #fdf8ee;
}
::-webkit-scrollbar-thumb {
    background: #a7f3d0;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #6ee7b7;
}

/* === Form Select === */
select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23047857' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

/* === Responsive Tweaks === */
@media (max-width: 768px) {
    html {
        scroll-padding-top: 60px;
    }
}