/* ===================================
   Upgrade Computers — Custom Styles
   Classic & Elegant | Burgundy + Blush
   =================================== */

/* Base */
*, *::before, *::after {
    box-sizing: border-box;
}

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

body {
    overflow-x: hidden;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #fdf8f5;
}
::-webkit-scrollbar-thumb {
    background: #6B1D2A;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #8c1c2d;
}

/* Selection */
::selection {
    background: rgba(107, 29, 42, 0.15);
    color: #3a0f16;
}

/* Navbar Transitions */
.nav-link {
    position: relative;
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1.5px;
    background: #6B1D2A;
    transition: width 0.3s ease;
}
.nav-link:hover::after {
    width: 100%;
}

/* Navbar scroll state */
.navbar-scrolled {
    background: rgba(254, 252, 251, 0.95) !important;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
}

.navbar-transparent {
    background: transparent !important;
}

.nav-text-color {
    color: #2a2222 !important;
}

.navbar-scrolled .nav-text-color,
.navbar-transparent .nav-text-color {
    color: #2a2222;
}

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

.mobile-nav-link {
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.3s ease, transform 0.3s ease, color 0.3s ease;
}

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

.mobile-menu-open .mobile-nav-link:nth-child(1) { transition-delay: 0.05s; }
.mobile-menu-open .mobile-nav-link:nth-child(2) { transition-delay: 0.1s; }
.mobile-menu-open .mobile-nav-link:nth-child(3) { transition-delay: 0.15s; }
.mobile-menu-open .mobile-nav-link:nth-child(4) { transition-delay: 0.2s; }

/* Menu icon animation */
.menu-line {
    transform-origin: center;
}

.menu-open .menu-line:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}
.menu-open .menu-line:nth-child(2) {
    transform: translateY(-9px) rotate(-45deg);
}

/* Service Cards */
.service-card {
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 16px;
    border: 1px solid transparent;
    transition: border-color 0.5s ease;
    pointer-events: none;
}

.service-card:hover::before {
    border-color: rgba(255, 255, 255, 0.15);
}

/* Scroll Reveal Animations */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal[data-reveal] {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

@media (prefers-reduced-motion: no-preference) {
    .reveal[data-reveal] {
        opacity: 0;
        transform: translateY(24px);
    }
    .reveal[data-reveal].revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (prefers-reduced-motion: reduce) {
    .reveal[data-reveal] {
        opacity: 1;
        transform: none;
    }
}

/* Stagger delays */
.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; }

/* Form Select Arrow */
select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236B1D2A' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 0.75rem center;
    background-repeat: no-repeat;
    background-size: 1.25em 1.25em;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

/* Focus visible */
:focus-visible {
    outline: 2px solid #6B1D2A;
    outline-offset: 2px;
}

/* Button hover lift */
button, a {
    transition: all 0.3s ease;
}

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

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

/* Print styles */
@media print {
    nav, #contactForm, .reveal[data-reveal] {
        display: none !important;
    }
    body {
        color: #000;
        background: #fff;
    }
}