/* gogohaku Custom Stylesheet */

body {
    font-family: 'Noto Sans', 'Noto Sans JP', sans-serif;
    scroll-behavior: smooth;
}

/* Glassmorphism Design Tokens */
.glass-card {
    background: rgba(26, 26, 26, 0.75);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.gold-glow {
    box-shadow: 0 0 25px rgba(212, 175, 55, 0.15), inset 0 0 10px rgba(212, 175, 55, 0.1);
    border-color: rgba(212, 175, 55, 0.3);
}

.hero-gradient {
    background: radial-gradient(circle at 50% 50%, rgba(212, 175, 55, 0.04) 0%, rgba(19, 19, 19, 1) 80%);
}

/* Animated SVG ROAS Chart CSS */
.chart-path {
    stroke-dasharray: 1000;
    stroke-dashoffset: 1000;
    animation: drawChart 3.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    filter: drop-shadow(0 0 10px rgba(242, 202, 80, 0.5));
}

@keyframes drawChart {
    to {
        stroke-dashoffset: 0;
    }
}

.pulse-marker {
    animation: pulseGlow 2.5s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

@keyframes pulseGlow {
    0% {
        r: 4px;
        opacity: 1;
        stroke-width: 1px;
    }
    50% {
        opacity: 0.8;
    }
    100% {
        r: 12px;
        opacity: 0;
        stroke-width: 3px;
    }
}

.tooltip-float {
    animation: floatTooltip 4s ease-in-out infinite;
}

@keyframes floatTooltip {
    0%, 100% {
        transform: translateY(0) scale(1);
    }
    50% {
        transform: translateY(-8px) scale(1.02);
    }
}

/* Scroll Animation Transitions */
.reveal-item {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.2, 0.8, 0.2, 1), transform 0.8s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.reveal-item.active {
    opacity: 1;
    transform: translateY(0);
}

/* Modal CSS transitions */
.modal-overlay {
    backdrop-filter: blur(8px);
    transition: opacity 0.4s ease;
}

.modal-content {
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.4s ease;
}

/* Custom Gold Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #131313;
}
::-webkit-scrollbar-thumb {
    background: rgba(212, 175, 55, 0.3);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(212, 175, 55, 0.6);
}