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

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

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

/* Geometric Background Shapes */
.geo-shape {
    position: absolute;
    opacity: 0.6;
}

.geo-circle-1 {
    width: 500px;
    height: 500px;
    border: 2px solid rgba(255, 107, 82, 0.15);
    border-radius: 50%;
    top: -100px;
    right: -100px;
    animation: float 20s ease-in-out infinite;
}

.geo-circle-2 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255, 107, 82, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    bottom: 10%;
    left: 5%;
    animation: float 15s ease-in-out infinite reverse;
}

.geo-rect-1 {
    width: 120px;
    height: 120px;
    background: rgba(255, 107, 82, 0.06);
    border: 1px solid rgba(255, 107, 82, 0.12);
    top: 25%;
    right: 35%;
    transform: rotate(45deg);
    animation: float 12s ease-in-out infinite;
}

.geo-triangle {
    width: 0;
    height: 0;
    border-left: 60px solid transparent;
    border-right: 60px solid transparent;
    border-bottom: 104px solid rgba(255, 107, 82, 0.05);
    bottom: 20%;
    right: 15%;
    animation: float 18s ease-in-out infinite reverse;
}

.geo-dots {
    width: 100px;
    height: 100px;
    background-image: radial-gradient(circle, rgba(255, 107, 82, 0.3) 1px, transparent 1px);
    background-size: 12px 12px;
    top: 40%;
    left: 10%;
    opacity: 0.5;
    animation: float 14s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    33% { transform: translateY(-20px) rotate(2deg); }
    66% { transform: translateY(10px) rotate(-1deg); }
}

/* Scroll Reveal */
.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.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Navbar */
#navbar.scrolled {
    background: rgba(26, 26, 26, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* Mobile Menu */
.mobile-link {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s 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; }
#mobile-menu.open .mobile-link:nth-child(5) { transition-delay: 0.3s; }

/* Mobile menu button animation */
#mobile-menu-btn.active .nav-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

#mobile-menu-btn.active .nav-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
    width: 1.5rem;
}

/* Service Cards */
.service-card {
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.5s ease, border-color 0.5s ease;
}

.service-card:hover {
    box-shadow: 0 20px 60px rgba(255, 107, 82, 0.1);
}

/* Smooth selection */
::selection {
    background: rgba(255, 107, 82, 0.3);
    color: white;
}

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

::-webkit-scrollbar-track {
    background: #1a1a1a;
}

::-webkit-scrollbar-thumb {
    background: #3d3d3d;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #ff6b52;
}