/* --- Premium Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;700;900&family=Roboto+Mono:wght@400;500&display=swap');

/* --- Core Variables (Light Glassmorphism Theme) --- */
:root {
    --bg-color: #f8f9fa;
    /* Modified for glass effect */
    --surface-color: rgba(255, 255, 255, 0.65); 
    --border-color: rgba(222, 226, 230, 0.8);
    --shadow-color: rgba(0, 0, 0, 0.07);
    /* Original text colors for high contrast */
    --text-primary: #212529;
    --text-secondary: #6c757d;
    --accent-primary: #0d6efd;
    --accent-secondary: #0a58ca;
    --skeleton-color: #e9ecef;
    --green-color: #16a34a;
    --red-color: #dc2626;
}

/* --- Animated Gradient Background --- */
.background-gradient {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    background: linear-gradient(45deg, #e0c3fc, #8ec5fc, #f0f9ff, #a1c4fd);
    background-size: 400% 400%;
    animation: gradient-animation 20s ease infinite;
}
@keyframes gradient-animation {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* --- Base & Body --- */
body {
    background-color: var(--bg-color); /* Fallback */
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* --- Glassmorphism UI Components --- */
.content-card {
    background: var(--surface-color);
    backdrop-filter: blur(12px) saturate(120%);
    -webkit-backdrop-filter: blur(12px) saturate(120%);
    border: 1px solid var(--border-color);
    border-radius: 1rem; /* 16px */
    box-shadow: 0 8px 32px 0 var(--shadow-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.content-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px 0 var(--shadow-color);
}

.hash-link {
    color: var(--accent-primary);
    font-family: 'Roboto Mono', monospace;
    transition: color 0.2s ease;
    text-decoration: none;
    font-weight: 500;
}
.hash-link:hover {
    color: var(--accent-secondary);
    text-decoration: underline;
}

.placeholder-text-secondary::placeholder {
    color: var(--text-secondary);
    opacity: 0.8;
}

/* Data Table Styling */
.data-table-container {
    max-height: 500px;
    overflow-y: auto;
    -webkit-mask-image: linear-gradient(to bottom, black 95%, transparent 100%);
    mask-image: linear-gradient(to bottom, black 95%, transparent 100%);
}
.data-table {
    width: 100%;
    border-collapse: collapse;
}
.data-table th, .data-table td {
    padding: 14px 18px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
}
.data-table th {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    position: sticky;
    top: 0;
    background: rgba(248, 249, 250, 0.75); /* Semi-transparent version of --bg-color */
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}
.data-table tr {
    transition: background-color 0.2s ease;
}
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover { background-color: rgba(0, 123, 253, 0.05); }

/* Skeleton Loader */
.skeleton {
    background-color: var(--skeleton-color);
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
    border-radius: 8px;
}
@keyframes pulse {
    50% { opacity: .6; }
}

/* Animations */
@keyframes slide-up-fade-in {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
.animate-slide-up-fade-in {
    animation: slide-up-fade-in 0.5s ease forwards;
}

/* Custom Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
    background-color: #ced4da;
    border-radius: 10px;
    border: 2px solid transparent;
    background-clip: content-box;
}
::-webkit-scrollbar-thumb:hover { background-color: #adb5bd; }

/* Utility colors */
.text-green { color: var(--green-color); }
.text-red { color: var(--red-color); }