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

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

body {
    overflow-x: hidden;
}

::selection {
    background: rgba(45, 212, 191, 0.3);
    color: #f0fdf9;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #0a1628;
}
::-webkit-scrollbar-thumb {
    background: #2d4472;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #14b8a6;
}

/* Animation Keyframes */
@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(2deg); }
}

@keyframes float-reverse {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(20px) rotate(-2deg); }
}

@keyframes scroll-line {
    0% { top: -16px; opacity: 0; }
    50% { opacity: 1; }
    100% { top: 48px; opacity: 0; }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

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

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Hero Orbs */
.hero-orb {
    animation: float 8s ease-in-out infinite;
}

.orb-1 {
    animation-delay: 0s;
    animation-duration: 10s;
}

.orb-2 {
    animation-delay: -3s;
    animation-duration: 12s;
}

.orb-3 {
    animation-delay: -5s;
    animation-duration: 14s;
}

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

/* Reveal Animations */
.reveal-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* Navbar */
#navbar {
    backdrop-filter: blur(0px);
    background: transparent;
    transition: backdrop-filter 0.5s ease, background 0.5s ease, box-shadow 0.5s ease;
}

#navbar.scrolled {
    backdrop-filter: blur(20px);
    background: rgba(6, 14, 26, 0.85);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.05);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: linear-gradient(90deg, #2dd4bf, #5eead4);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.nav-link:hover {
    color: #5eead4 !important;
}

/* Mobile Menu */
#mobile-menu.active {
    opacity: 1;
    pointer-events: all;
}

.mobile-nav-link {
    position: relative;
    transition: color 0.3s ease, transform 0.3s ease;
}

.mobile-nav-link:hover {
    color: #5eead4;
    transform: translateX(8px);
}

/* Product Cards */
.product-card {
    position: relative;
    overflow: hidden;
}

.product-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(135deg, rgba(45, 212, 191, 0.2), transparent, rgba(45, 212, 191, 0.1));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.product-card:hover::before {
    opacity: 1;
}

/* Button Effects */
.btn-primary {
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.btn-primary:hover::before {
    width: 300px;
    height: 300px;
}

/* Divider */
.section-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(45, 212, 191, 0.2), transparent);
}

/* Image Hover */
img {
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Focus States */
a:focus-visible,
button:focus-visible {
    outline: 2px solid #2dd4bf;
    outline-offset: 4px;
    border-radius: 4px;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
    
    .reveal-up, .reveal-left, .reveal-right {
        opacity: 1;
        transform: none;
    }
}

/* Responsive */
@media (max-width: 768px) {
    .font-serif {
        font-size: clamp(1.5rem, 5vw, 2rem);
    }
}