/* Custom styles for R-R Concrete Contractors */

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

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

@keyframes float-delayed {
    0%, 100% { transform: translateY(0px) rotate(45deg); }
    50% { transform: translateY(-15px) rotate(50deg); }
}

@keyframes float-slow {
    0%, 100% { transform: translateY(0px) rotate(12deg); }
    50% { transform: translateY(-10px) rotate(17deg); }
}

.animate-float {
    animation: float 6s ease-in-out infinite;
}

.animate-float-delayed {
    animation: float-delayed 7s ease-in-out infinite;
}

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

/* Service card hover effect */
.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 107, 74, 0.05) 0%, transparent 60%);
    opacity: 0;
    transition: opacity 0.5s ease;
    border-radius: 16px;
    z-index: 0;
}

.service-card:hover::before {
    opacity: 1;
}

/* Navbar scroll effect */
nav.scrolled {
    background: rgba(26, 29, 32, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 107, 74, 0.1);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

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

/* Menu button animation */
.menu-line {
    transition: all 0.3s ease;
}

#menu-btn.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

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

/* Selection color */
::selection {
    background: rgba(255, 107, 74, 0.3);
    color: #fff;
}

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

::-webkit-scrollbar-track {
    background: #1A1D20;
}

::-webkit-scrollbar-thumb {
    background: #3D4249;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #FF6B4A;
}

/* Intersection observer fade-in */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-delay-1 { transition-delay: 0.1s; }
.fade-in-delay-2 { transition-delay: 0.2s; }
.fade-in-delay-3 { transition-delay: 0.3s; }
.fade-in-delay-4 { transition-delay: 0.4s; }

/* Project card image */
.project-card img {
    transition: transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* Counter animation */
.counter {
    display: inline-block;
}