/* Base & Reset */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    overflow-x: hidden;
}

/* Selection */
::selection {
    background: #c9982e;
    color: #0a1628;
}

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

#navbar.scrolled {
    background-color: rgba(10, 22, 40, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.05);
}

/* Mobile Menu */
#mobileMenu.open {
    opacity: 1;
    pointer-events: all;
}

.mobile-link {
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

#mobileMenu.open .mobile-link {
    opacity: 1;
    transform: translateY(0);
}

#mobileMenu.open .mobile-link:nth-child(1) { transition-delay: 0.1s; }
#mobileMenu.open .mobile-link:nth-child(2) { transition-delay: 0.15s; }
#mobileMenu.open .mobile-link:nth-child(3) { transition-delay: 0.2s; }
#mobileMenu.open .mobile-link:nth-child(4) { transition-delay: 0.25s; }
#mobileMenu.open .mobile-link:nth-child(5) { transition-delay: 0.3s; }

/* Hero Animations */
.hero-subtitle {
    animation: slideUp 0.8s ease forwards;
    opacity: 0;
    transform: translateY(20px);
}

.hero-headline {
    animation: slideUp 0.8s ease 0.15s forwards;
    opacity: 0;
    transform: translateY(30px);
}

.hero-desc {
    animation: slideUp 0.8s ease 0.3s forwards;
    opacity: 0;
    transform: translateY(20px);
}

.hero-cta {
    animation: slideUp 0.8s ease 0.45s forwards;
    opacity: 0;
    transform: translateY(20px);
}

.hero-image-wrapper {
    animation: fadeIn 1s ease 0.3s forwards;
    opacity: 0;
}

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

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

/* About Section */
.about-image {
    opacity: 0;
    transform: translateX(-30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.about-image.visible {
    opacity: 1;
    transform: translateX(0);
}

.about-content {
    opacity: 0;
    transform: translateX(30px);
    transition: opacity 0.8s ease 0.2s, transform 0.8s ease 0.2s;
}

.about-content.visible {
    opacity: 1;
    transform: translateX(0);
}

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

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

.service-card:nth-child(1) { transition-delay: 0s; }
.service-card:nth-child(2) { transition-delay: 0.15s; }
.service-card:nth-child(3) { transition-delay: 0.3s; }

/* Area Cards */
.area-card {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.area-card:nth-child(1) { transition-delay: 0s; }
.area-card:nth-child(2) { transition-delay: 0.1s; }
.area-card:nth-child(3) { transition-delay: 0.2s; }
.area-card:nth-child(4) { transition-delay: 0.3s; }

/* Testimonial Cards */
.testimonial-card {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.testimonial-card:nth-child(1) { transition-delay: 0s; }
.testimonial-card:nth-child(2) { transition-delay: 0.15s; }
.testimonial-card:nth-child(3) { transition-delay: 0.3s; }

/* Custom Select */
select option {
    background: #112240;
    color: #fff;
}

/* Form Focus States */
input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: #c9982e !important;
}

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

::-webkit-scrollbar-track {
    background: #0a1628;
}

::-webkit-scrollbar-thumb {
    background: #c9982e;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #d4a843;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .hero-headline {
        font-size: 2.5rem;
    }
    
    .hero-headline br {
        display: none;
    }
    
    .hero-headline span {
        display: inline;
    }
}