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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    overflow-x: hidden;
}

::selection {
    background: rgba(201, 168, 76, 0.3);
    color: #fff;
}

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

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

@keyframes scrollLine {
    0% {
        opacity: 0;
        transform: scaleY(0);
        transform-origin: top;
    }
    50% {
        opacity: 1;
        transform: scaleY(1);
        transform-origin: top;
    }
    51% {
        transform-origin: bottom;
    }
    100% {
        opacity: 0;
        transform: scaleY(0);
        transform-origin: bottom;
    }
}

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

@keyframes slideInRight {
    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);
    }
}

.animate-fade-in {
    animation: fadeIn 0.8s ease-out forwards;
}

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

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

.reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.reveal-left.revealed {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.reveal-right.revealed {
    opacity: 1;
    transform: translateX(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.reveal-scale.revealed {
    opacity: 1;
    transform: scale(1);
}

/* === Scroll Line Animation === */
.animate-scroll-line {
    animation: scrollLine 2s ease-in-out infinite;
}

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

#navbar.scrolled {
    background: rgba(13, 5, 20, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(201, 168, 76, 0.1);
}

/* === Service Cards === */
.service-card {
    transition: transform 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3), 0 0 40px rgba(201, 168, 76, 0.05);
}

/* === Form Styles === */
input:focus,
select:focus,
textarea:focus {
    border-color: rgba(201, 168, 76, 0.6) !important;
    box-shadow: 0 0 0 3px rgba(201, 168, 76, 0.1);
}

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

::-webkit-scrollbar-track {
    background: #0d0514;
}

::-webkit-scrollbar-thumb {
    background: #3f1a6e;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #522490;
}

/* === Mobile Menu Transitions === */
.mobile-link {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s ease, color 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; }
.mobile-menu-open .mobile-link:nth-child(6) { transition-delay: 0.35s; }

/* === Hamburger Animation === */
#menuBtn.active #bar1 {
    transform: rotate(45deg) translate(5px, 5px);
}

#menuBtn.active #bar2 {
    opacity: 0;
}

#menuBtn.active #bar3 {
    transform: rotate(-45deg) translate(5px, -5px);
    width: 1.5rem;
}

/* === Utility === */
.glass {
    background: rgba(26, 10, 46, 0.6);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

/* === Print Styles === */
@media print {
    #navbar, #contactForm, .animate-scroll-line {
        display: none !important;
    }
    body {
        background: white;
        color: black;
    }
}