/* === Custom Styles for LUCRUM Incorporated === */

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

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

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Hero animations */
.hero-anim {
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
}

.hero-anim:nth-child(1) { animation-delay: 0.1s; }
.hero-anim:nth-child(2) { animation-delay: 0.3s; }
.hero-anim:nth-child(3) { animation-delay: 0.5s; }
.hero-anim:nth-child(4) { animation-delay: 0.7s; }

/* Scroll reveal */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.reveal:nth-child(2) { transition-delay: 0.1s; }
.reveal:nth-child(3) { transition-delay: 0.2s; }
.reveal:nth-child(4) { transition-delay: 0.3s; }

/* Service card stagger */
.service-card {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.service-card:nth-child(1) { transition-delay: 0.05s; }
.service-card:nth-child(2) { transition-delay: 0.1s; }
.service-card:nth-child(3) { transition-delay: 0.15s; }
.service-card:nth-child(4) { transition-delay: 0.2s; }
.service-card:nth-child(5) { transition-delay: 0.25s; }
.service-card:nth-child(6) { transition-delay: 0.3s; }

/* Navbar scroll state */
.navbar-scrolled {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(20px) !important;
    box-shadow: 0 1px 30px rgba(0, 0, 0, 0.08) !important;
}

.navbar-scrolled .font-serif {
    color: #0f172a !important;
}

/* Smooth scroll offset for fixed nav */
section[id] {
    scroll-margin-top: 80px;
}

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

::-webkit-scrollbar-track {
    background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(to bottom, #14b8a6, #0d9488);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(to bottom, #0d9488, #0f766e);
}

/* Selection color */
::selection {
    background: rgba(20, 184, 166, 0.2);
    color: #0f172a;
}

/* Focus styles */
input:focus,
select:focus,
textarea:focus {
    outline: none;
}

/* Mobile menu transition */
#mobile-menu {
    animation: fadeIn 0.3s ease;
}

/* Subtle gradient text utility */
.gradient-text {
    background: linear-gradient(135deg, #14b8a6, #0d9488);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Image hover zoom */
img {
    transition: transform 0.5s ease;
}

/* Process step hover */
.w-20.h-20.rounded-full.bg-gradient-to-br.from-teal-500.to-teal-700 {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

/* Link underline animation */
a.relative.group::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: #14b8a6;
    transition: width 0.3s ease;
}

/* Remove default link underline, use custom */
a.relative.group {
    text-decoration: none;
}

a.relative.group::after {
    display: none;
}

/* Form input focus ring animation */
input:focus,
select:focus,
textarea:focus {
    box-shadow: 0 0 0 4px rgba(20, 184, 166, 0.1);
}

/* Back to top button */
#back-to-top {
    transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease;
}

#back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

#back-to-top:not(.visible) {
    opacity: 0;
    visibility: hidden;
}

/* Decorative line animation */
@keyframes expandWidth {
    from { width: 0; }
    to { width: 100%; }
}

/* Print styles */
@media print {
    nav, #back-to-top, .hero-anim { 
        display: none !important; 
    }
    
    body { 
        color: #000; 
        background: #fff; 
    }
    
    section { 
        page-break-inside: avoid; 
    }
}