body {
    background: #0b0f1a;
    color: #e8ecf4;
    font-family: 'Noto Sans SC', system-ui, -apple-system, sans-serif;
    overflow-x: hidden;
}

.glass {
    background: rgba(26, 31, 46, 0.6);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: all 0.3s ease;
}

.glass:hover {
    background: rgba(26, 31, 46, 0.75);
    border-color: rgba(6, 182, 212, 0.2);
    box-shadow: 0 8px 32px rgba(6, 182, 212, 0.1);
}

.glass-strong {
    background: rgba(26, 31, 46, 0.85);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.2);
}

.gradient-text {
    background: linear-gradient(135deg, #06b6d4, #10b981, #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    background-size: 200% 200%;
    animation: gradient-shift 4s ease infinite;
}

.gradient-border {
    position: relative;
}

.gradient-border::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(135deg, #06b6d4, #8b5cf6, #10b981);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    animation: gradient-border-shift 3s ease infinite;
}

@keyframes gradient-border-shift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.glow-cyan {
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.3), 0 0 60px rgba(6, 182, 212, 0.1);
}

.glow-violet {
    box-shadow: 0 0 20px rgba(139, 92, 246, 0.3), 0 0 60px rgba(139, 92, 246, 0.1);
}

.mesh-gradient {
    background:
        radial-gradient(ellipse at 20% 50%, rgba(6, 182, 212, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(139, 92, 246, 0.12) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 80%, rgba(16, 185, 129, 0.1) 0%, transparent 50%);
}

.noise-overlay {
    position: relative;
}

.noise-overlay::after {
    content: '';
    position: absolute;
    inset: 0;
    opacity: 0.03;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    pointer-events: none;
    border-radius: inherit;
}

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

@keyframes pulse-slow {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

@keyframes gradient-shift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes ping {
    75%, 100% {
        transform: scale(2);
        opacity: 0;
    }
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.animate-float {
    animation: float 6s ease-in-out infinite;
}

.animate-pulse-slow {
    animation: pulse-slow 4s ease-in-out infinite;
}

.animate-spin {
    animation: spin 1s linear infinite;
}

.animate-ping {
    animation: ping 1s cubic-bezier(0, 0, 0.2, 1) infinite;
}

*, *::before, *::after {
    border-color: rgba(42, 47, 62, 1);
}

*:focus {
    outline-color: rgba(6, 182, 212, 0.5);
}

select option {
    background: #1a1f2e;
    color: #e8ecf4;
}

input:focus, textarea:focus, select:focus {
    outline: none;
    border-color: rgba(6, 182, 212, 0.5);
    box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.15), 0 0 20px rgba(6, 182, 212, 0.1);
}

input, textarea, select {
    transition: all 0.3s ease;
}

.line-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: rgba(26, 31, 46, 0.5);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, rgba(6, 182, 212, 0.4), rgba(139, 92, 246, 0.4));
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, rgba(6, 182, 212, 0.6), rgba(139, 92, 246, 0.6));
}

.fade-in {
    animation: fadeIn 0.6s ease-out forwards;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.product-card {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.05), transparent);
    transition: left 0.6s ease;
}

.product-card:hover::before {
    left: 100%;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(6, 182, 212, 0.15), 0 0 40px rgba(139, 92, 246, 0.1);
}

.btn-primary {
    background: linear-gradient(135deg, #06b6d4, #8b5cf6);
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.btn-primary::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.2) 0%, transparent 60%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.btn-primary:hover::after {
    opacity: 1;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(6, 182, 212, 0.3);
}

.btn-primary:active {
    transform: translateY(0);
}

.text-shimmer {
    background: linear-gradient(90deg, #06b6d4 0%, #8b5cf6 25%, #10b981 50%, #8b5cf6 75%, #06b6d4 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shimmer-text 3s linear infinite;
}

@keyframes shimmer-text {
    0% { background-position: 0% center; }
    100% { background-position: 200% center; }
}

.card-hover-effect {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.card-hover-effect:hover {
    transform: translateY(-4px) scale(1.01);
}

.page-transition {
    animation: pageEnter 0.5s ease-out forwards;
}

@keyframes pageEnter {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.stagger-1 { animation-delay: 0.1s; }
.stagger-2 { animation-delay: 0.2s; }
.stagger-3 { animation-delay: 0.3s; }
.stagger-4 { animation-delay: 0.4s; }
.stagger-5 { animation-delay: 0.5s; }

.loading-skeleton {
    background: linear-gradient(90deg, rgba(42, 47, 62, 0.5) 25%, rgba(42, 47, 62, 0.8) 50%, rgba(42, 47, 62, 0.5) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
}

@keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.pulse-dot {
    position: relative;
}

.pulse-dot::before {
    content: '';
    position: absolute;
    width: 8px;
    height: 8px;
    background: #10b981;
    border-radius: 50%;
    animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
    0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.4); }
    70% { box-shadow: 0 0 0 10px rgba(16, 185, 129, 0); }
    100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.gradient-bg {
    background: linear-gradient(135deg, #0b0f1a 0%, #1a1f2e 50%, #0b0f1a 100%);
    background-size: 400% 400%;
    animation: gradient-bg 15s ease infinite;
}

@keyframes gradient-bg {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.hero-glow {
    position: relative;
}

.hero-glow::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at center, rgba(6, 182, 212, 0.08) 0%, transparent 50%);
    pointer-events: none;
    animation: hero-glow-pulse 8s ease-in-out infinite;
}

@keyframes hero-glow-pulse {
    0%, 100% { opacity: 0.5; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.1); }
}

.feature-icon {
    transition: all 0.3s ease;
}

.feature-icon:hover {
    transform: rotate(10deg) scale(1.1);
}

.nav-link {
    position: relative;
    transition: all 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #06b6d4, #8b5cf6);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.nav-link:hover::after {
    width: 80%;
}

.badge-glow {
    animation: badge-glow 2s ease-in-out infinite;
}

@keyframes badge-glow {
    0%, 100% { box-shadow: 0 0 5px rgba(16, 185, 129, 0.3); }
    50% { box-shadow: 0 0 20px rgba(16, 185, 129, 0.5); }
}

.page-enter {
    animation: pageEnter 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes pageEnter {
    from {
        opacity: 0;
        transform: translateY(6px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.tabular-nums {
    font-variant-numeric: tabular-nums;
    font-feature-settings: "tnum";
}

.line-clamp-1 {
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

details > summary {
    list-style: none;
}

details > summary::-webkit-details-marker {
    display: none;
}

details[open] > summary svg {
    transform: rotate(180deg);
}