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

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(30px, -30px) scale(1.05);
    }
    66% {
        transform: translate(-20px, 20px) scale(0.95);
    }
}

@keyframes floatDelay {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(-25px, 25px) scale(1.08);
    }
    66% {
        transform: translate(15px, -15px) scale(0.92);
    }
}

@keyframes pulseSlow {
    0%, 100% {
        opacity: 0.1;
        transform: translate(-50%, -50%) scale(1);
    }
    50% {
        opacity: 0.18;
        transform: translate(-50%, -50%) scale(1.1);
    }
}

@keyframes scrollLine {
    0% {
        opacity: 0;
        transform: scaleY(0);
        transform-origin: top;
    }
    50% {
        opacity: 1;
        transform: scaleY(1);
        transform-origin: top;
    }
    51% {
        transform-origin: bottom;
    }
    100% {
        opacity: 0;
        transform: scaleY(0);
        transform-origin: bottom;
    }
}

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

.animate-fade-in-up {
    animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

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

.animate-float-delay {
    animation: floatDelay 10s ease-in-out infinite;
}

.animate-pulse-slow {
    animation: pulseSlow 6s ease-in-out infinite;
}

.animate-scroll-line {
    animation: scrollLine 2s ease-in-out infinite;
}

.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);
}

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

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

/* Selection color */
::selection {
    background-color: rgba(16, 185, 129, 0.3);
    color: #fefdf8;
}

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

::-webkit-scrollbar-track {
    background: #050e0a;
}

::-webkit-scrollbar-thumb {
    background: #047857;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #10b981;
}

/* Navbar transitions */
#navbar.scrolled {
    background: rgba(5, 14, 10, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(16, 185, 129, 0.1);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

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

/* Hamburger animation */
.menu-line:nth-child(1) {
    transform-origin: center;
}

.menu-line:nth-child(2) {
    transform-origin: center;
}

.menu-line:nth-child(3) {
    transform-origin: center;
}

#menu-btn.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
}

#menu-btn.active .menu-line:nth-child(2) {
    opacity: 0;
}

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

/* Service card hover glow */
.service-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 1rem;
    padding: 1px;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0), rgba(16, 185, 129, 0));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    transition: background 0.5s ease;
    pointer-events: none;
}

/* Form focus styles */
input:focus,
textarea:focus,
select:focus {
    border-color: rgba(16, 185, 129, 0.6) !important;
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1) !important;
}

/* Reduce motion for accessibility */
@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;
    }

    .scroll-reveal {
        opacity: 1;
        transform: none;
    }
}

/* Mobile responsive adjustments */
@media (max-width: 768px) {
    .hero-orb {
        display: none;
    }

    #hero {
        min-height: 100vh;
    }
}