*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    overflow-x: hidden;
}

/* Navbar */
#navbar {
    background: transparent;
    transition: background 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
}

#navbar.scrolled {
    background: rgba(247, 240, 247, 0.9);
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 20px rgba(107, 63, 107, 0.08);
}

.nav-link {
    position: relative;
}

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

#mobile-menu.open #bar1 {
    transform: translateY(7px) rotate(45deg);
}
#mobile-menu.open #bar2 {
    opacity: 0;
}
#mobile-menu.open #bar3 {
    transform: translateY(-7px) rotate(-45deg);
}

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

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

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-12px); }
}

@keyframes floatDelay {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
}

@keyframes floatSlow {
    0%, 100% { transform: translateY(0px) scale(1); }
    50% { transform: translateY(-16px) scale(1.05); }
}

.animate-fade-in-up {
    animation: fadeInUp 0.8s ease forwards;
}

.animate-fade-in-up-delay {
    animation: fadeInUp 0.8s ease 0.15s forwards;
    opacity: 0;
}

.animate-fade-in-up-delay-2 {
    animation: fadeInUp 0.8s ease 0.3s forwards;
    opacity: 0;
}

.animate-fade-in-up-delay-3 {
    animation: fadeInUp 0.8s ease 0.45s forwards;
    opacity: 0;
}

.animate-fade-in {
    animation: fadeIn 1s ease forwards;
}

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

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

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

/* Scroll reveal */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* Service cards */
.service-card {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.service-card:nth-child(2) { transition-delay: 0.15s; }
.service-card:nth-child(3) { transition-delay: 0.3s; }

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #F7F0F7;
}
::-webkit-scrollbar-thumb {
    background: #D9BFD9;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #C49EC4;
}

/* Selection */
::selection {
    background: rgba(232, 168, 73, 0.25);
    color: #4A2A4A;
}

/* Form focus styles */
input:focus, select:focus, textarea:focus {
    box-shadow: 0 0 0 3px rgba(232, 168, 73, 0.15);
}

/* Back to top */
#back-to-top.show {
    opacity: 1;
    pointer-events: all;
}

/* Smooth image loading */
img {
    image-rendering: auto;
}