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

@keyframes heroFloat {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
}

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-30px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes fadeInModal { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUpModal {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes pulse-logo {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

body { 
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif; 
    background: #f4f4f4; 
    color: #333; 
    margin: 0;
    position: relative;
    overflow-x: hidden;
    min-height: 100vh;
    transition: background 0.3s ease, color 0.3s ease;
}

body.dark-mode {
    background: #1a1a1a;
    color: #e0e0e0;
}

body::before {
    content: "";
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: url('../img/xxx.jpg') no-repeat center;
    background-size: cover;
    opacity: 0.07;
    z-index: -1;
    pointer-events: none;
}

body.dark-mode::before { opacity: 0.02; }

[v-cloak] { display: none; }