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

@keyframes float-delay {
    0%, 100% { transform: translateY(0px) rotate(45deg); }
    50% { transform: translateY(-8px) rotate(45deg); }
}

.animate-float {
    animation: float 4s ease-in-out infinite;
}

.animate-float-delay {
    animation: float-delay 5s ease-in-out infinite;
    animation-delay: 1s;
}

/* ─── Scroll Reveal ─── */
.reveal {
    opacity: 1;
    transform: none;
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.7s ease, transform 0.7s ease;
    }

    .reveal.visible {
        opacity: 1;
        transform: none;
    }

    .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; }
    .reveal-delay-5 { transition-delay: 0.5s; }
    .reveal-delay-6 { transition-delay: 0.6s; }
}

/* ─── Service Card Hover ─── */
.service-card {
    will-change: transform;
}

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

/* ─── Navbar Scroll State ─── */
.nav-scrolled {
    background: rgba(15, 23, 42, 0.95) !important;
    backdrop-filter: blur(12px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* ─── Selection Color ─── */
::selection {
    background: #0d9488;
    color: #fff;
}

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

::-webkit-scrollbar-track {
    background: #0f172a;
}

::-webkit-scrollbar-thumb {
    background: #14b8a6;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #2dd4bf;
}

/* ─── Focus Styles ─── */
a:focus-visible,
button:focus-visible {
    outline: 2px solid #2dd4bf;
    outline-offset: 2px;
    border-radius: 4px;
}

/* ─── Mobile Menu Transition ─── */
#mobile-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

#mobile-menu.open {
    max-height: 400px;
}

/* ─── Reduce Motion ─── */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }
}