/* Base & Utilities */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    overflow-x: hidden;
}

/* Navbar */
#navbar {
    background: transparent;
}

#navbar.scrolled {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06), 0 4px 20px rgba(0, 0, 0, 0.04);
}

/* Mobile Menu */
#mobile-menu.open {
    translate: 0;
}

#mobile-menu {
    translate: 100%;
}

.menu-line:last-child {
    width: 1.4rem;
}

#mobile-menu-btn.active .menu-line:first-child {
    transform: rotate(45deg) translate(0.2rem, 0.2rem);
}

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

#mobile-menu-btn.active .menu-line:last-child {
    width: 1.4rem;
    transform: rotate(-45deg) translate(0.2rem, -0.2rem);
}

/* Hero Animations */
.hero-content {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s ease forwards;
}

.hero-image {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s ease 0.2s forwards;
}

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Scroll Reveal */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s ease, transform 0.7s 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; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }
.reveal-delay-6 { transition-delay: 0.6s; }

/* Service Cards */
.service-card {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease, background 0.5s ease, box-shadow 0.5s ease;
}

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

/* Why Cards */
.why-card {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease, background 0.4s ease, border-color 0.4s ease;
}

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

/* Floating Cards */
.absolute.-bottom-6.-left-6,
.absolute.-top-4.-right-4 {
    animation: float 4s ease-in-out infinite;
}

.absolute.-top-4.-right-4 {
    animation-delay: 2s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

/* Mobile Links */
.mobile-link {
    opacity: 0;
    animation: fadeIn 0.4s ease forwards;
}

.mobile-link:nth-child(1) { animation-delay: 0.1s; }
.mobile-link:nth-child(2) { animation-delay: 0.15s; }
.mobile-link:nth-child(3) { animation-delay: 0.2s; }
.mobile-link:nth-child(4) { animation-delay: 0.25s; }

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

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

::-webkit-scrollbar-track {
    background: #F7F7F8;
}

::-webkit-scrollbar-thumb {
    background: #D6D6DC;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #B0B0BC;
}

/* Select styling */
select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236B6B7A' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

/* Image hover */
.rounded-3xl.overflow-hidden {
    transition: transform 0.6s ease;
}

.rounded-3xl.overflow-hidden:hover img {
    transform: scale(1.03);
}

.rounded-3xl.overflow-hidden img {
    transition: transform 0.6s ease;
}