/* ===== CSS Variables & Design System ===== */
:root {
    /* Premium Palette: Forest & Old Gold (User Requested) */
    /* https://colorhunt.co/palette/005f02427a43c0b87af2e3bb */

    --bg-deep: #1a1200;
    /* Dark Neutral Background */
    --bg-card: rgba(40, 30, 10, 0.4);
    /* #427A43 with opacity */
    --border-color: rgba(192, 184, 122, 0.3);
    /* #C0B87A */

    --accent-primary: #F2E3BB;
    /* Light Beige - Primary Highlights */
    --accent-gold: #F2E3BB;
    /* Mapped to Light Beige for brightness */
    --accent-secondary: #C0B87A;
    /* Muted Gold/Green */
    --accent-copper: #d4a045;
    /* Kept for deep shadows/accents */
    --accent-blue: #C0B87A;
    /* Replaced Blue with Muted Gold for consistency */

    --text-primary: #F2E3BB;
    /* Parchment White */
    --text-secondary: #dcd6b8;
    /* Muted Parchment */
    --text-gold: #F2E3BB;

    /* Typography */
    --font-serif: 'Playfair Display', serif;
    --font-sans: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* Spacing & Layout */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2.5rem;
    --spacing-xl: 4rem;

    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
}

/* ===== Reset & Base Styles ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-sans);
    background-color: #050505 !important;
    /* User Requested Background */
    background-image: url('BlackHoleDisk_desktop.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;

    color: var(--text-primary);
    line-height: 1.7;
    min-height: 100vh;
    overflow-x: hidden;
}

/* ===== Textures (No more smooth digital gradients) ===== */
.noise-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 50;
    /* Top layer texture */
    pointer-events: none;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.05'/%3E%3C/svg%3E");
    opacity: 0.05;
}

.vignette-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: radial-gradient(circle at center, transparent 0%, #000000 90%);
    pointer-events: none;
}

/* ===== Background ===== */
/* Removed .background-gradient and @keyframes backgroundPulse as they are replaced by .noise-overlay and .vignette-overlay */

/* ===== Container ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-lg);
}

/* ===== Header ===== */
.header {
    margin: var(--spacing-xl) 0;
    text-align: center;
    position: relative;
    z-index: 10;
}

.logo {
    font-family: var(--font-serif);
    font-size: 3.5rem;
    font-weight: 700;
    letter-spacing: -1px;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.logo-icon {
    font-size: 2.5rem;
    filter: none;
    /* Removed cheap glow */
    color: var(--accent-gold);
}

.tagline {
    font-family: var(--font-mono);
    color: var(--accent-gold);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* ===== Tactile Card Effect (Neo-Human) ===== */
.glass-effect {
    background: linear-gradient(145deg, rgba(15, 20, 35, 0.9), rgba(10, 15, 28, 0.95));
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(212, 175, 55, 0.08);
    /* Multi-layered shadow for "levitation" feel */
    box-shadow:
        0 20px 50px -10px rgba(0, 0, 0, 0.5),
        0 8px 20px -5px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-lg);
    position: relative;
}

/* Add subtle "paper texture" noise to cards */
.glass-effect::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: var(--radius-lg);
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.03'/%3E%3C/svg%3E");
    opacity: 0.4;
    pointer-events: none;
    z-index: 0;
}

/* ===== Floating Avatars ===== */
.floating-avatars {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -2;
    /* Changed z-index */
    overflow: hidden;
    opacity: 0.15;
    /* Very subtle */
    filter: grayscale(100%) sepia(20%);
    /* Old photo look */
}

.avatar {
    position: absolute;
    border-radius: 50%;
    overflow: hidden;
    box-shadow: 0 0 20px rgba(102, 126, 234, 0.3);
    border: 2px solid rgba(255, 255, 255, 0.1);
    animation: float 20s infinite ease-in-out;
    opacity: 0.6;
}

.avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.avatar-1 {
    top: 15%;
    left: 5%;
    width: 80px;
    height: 80px;
    animation-delay: 0s;
}

.avatar-2 {
    bottom: 15%;
    right: 5%;
    width: 100px;
    height: 100px;
    animation-delay: -5s;
}

.avatar-3 {
    top: 20%;
    right: 15%;
    width: 60px;
    height: 60px;
    animation-delay: -10s;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0) rotate(0deg);
    }

    50% {
        transform: translateY(-20px) rotate(5deg);
    }
}

/* ===== Header Updates ===== */
/* Removed .header redefinition as it's now defined above */
/* Removed .btn-large as it's replaced by .btn-primary */

/* ===== Interactive Elements (Neo-Human Style) ===== */
/* ===== Tactile Buttons ===== */
.btn-primary {
    background: linear-gradient(180deg, #1a2235 0%, #0d121c 100%);
    border: 1px solid rgba(212, 175, 55, 0.3);
    color: var(--accent-gold);
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 700;
    padding: var(--spacing-md) var(--spacing-xl);
    transition: all 0.1s cubic-bezier(0.4, 0, 0.2, 1);

    /* Physical Keycap Shadow */
    box-shadow:
        0 -1px 0 rgba(255, 255, 255, 0.05) inset,
        /* Top Highlight */
        0 4px 0 #05080f,
        /* 3D Side */
        0 5px 10px rgba(0, 0, 0, 0.5);
    /* Drop Shadow */

    cursor: pointer;
    border-radius: 6px;
    /* Slightly sharper */
    position: relative;
    z-index: 100;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.8);
}

.btn-primary:hover {
    background: linear-gradient(180deg, #202a40 0%, #101622 100%);
    color: #fff;
    transform: translateY(0px);
    /* No move on hover, just brightness */
    border-color: var(--accent-gold);
    box-shadow:
        0 -1px 0 rgba(255, 255, 255, 0.1) inset,
        0 4px 0 #05080f,
        0 5px 15px rgba(212, 175, 55, 0.15);
    /* Subtle gold glow */
}

.btn-primary:active {
    transform: translateY(4px);
    /* Physical Press */
    box-shadow:
        0 0 0 #05080f,
        /* Side disappears */
        inset 0 2px 5px rgba(0, 0, 0, 0.5);
    /* Inner shadow */
    border-color: rgba(212, 175, 55, 0.1);
}

/* ===== Main Layout Grid ===== */
.formula-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    /* More space for sim */
    gap: var(--spacing-xl);
    align-items: start;
    animation: fadeInUp 0.6s ease;
    max-width: 1400px;
    /* Added max-width */
    margin: 0 auto;
    /* Added margin auto */
}

.formula-grid.hidden {
    display: none !important;
}

.welcome-card {
    text-align: center;
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== Card Styling ===== */
.info-column,
.simulation-column {
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    height: 100%;
}

.badge {
    background: rgba(192, 184, 122, 0.15);
    color: #F2E3BB;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: 1px solid rgba(192, 184, 122, 0.3);
}

/* ===== Section Titles & Text ===== */
.section-title {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: #C0B87A;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: var(--spacing-sm);
    border-bottom: 1px solid rgba(192, 184, 122, 0.2);
    padding-bottom: 5px;
    display: inline-block;
}

.section-title::before {
    content: none;
}

/* Remove generic bar */

.formula-header {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
    /* Reduced from likely default or spacing-md */
}

.formula-name {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    color: var(--text-primary);
    line-height: 1.1;
    /* Tighter line height */
    margin: 0;
    /* Remove default margins */
    background: none;
    -webkit-text-fill-color: initial;
}

.badge {
    background: rgba(192, 184, 122, 0.15);
    color: #F2E3BB;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: 1px solid rgba(192, 184, 122, 0.3);
    transition: all 0.2s ease;
}

.badge:hover {
    background: rgba(192, 184, 122, 0.3);
    cursor: pointer;
    transform: translateY(-1px);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.explanation-text {
    font-family: var(--font-serif);
    /* Reading font */
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-top: 0;
    /* Ensure no spacing */
}

.example-text {
    font-family: var(--font-sans);
    font-size: 1rem;
    border-left: 2px solid var(--border-color);
    padding-left: var(--spacing-md);
    background: transparent;
}

/* ===== Equation Formatting ===== */
.equation-container {
    margin: var(--spacing-md) 0;
}

.equation {
    font-family: var(--font-mono);
    font-size: 1.4rem;
    color: #F2E3BB;
    background: rgba(192, 184, 122, 0.05);
    border-left: 2px solid #C0B87A;
    padding: var(--spacing-md);
    margin: var(--spacing-md) 0;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

/* ===== Simulation Area ===== */
.canvas-wrapper {
    position: relative;
    border-radius: var(--radius-sm);
    /* Changed radius */
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    background: #020c1b;
    /* Pitch black for focus */
    min-height: 400px;
    /* Ensure it has height even if canvas is empty */
    display: flex;
    /* Helps centering if needed */
    border: 1px solid var(--border-color);
    /* Added border */
}

#simulationCanvas {
    width: 100%;
    height: 100%;
    display: block;
}

.simulation-overlay-controls {
    position: absolute;
    bottom: 16px;
    right: 16px;
    display: flex;
    gap: 8px;
    background: rgba(0, 0, 0, 0.5);
    padding: 6px;
    border-radius: 12px;
    backdrop-filter: blur(4px);
}

.control-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.control-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.05);
}

.simulation-hint {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: var(--spacing-sm);
    opacity: 0.7;
}

/* ===== Responsive Breakpoint ===== */
@media (max-width: 900px) {
    .formula-grid {
        grid-template-columns: 1fr;
    }

    .floating-avatars {
        opacity: 0.3;
        /* Gold glow */
    }

    .header {
        text-align: center;
        margin-bottom: var(--spacing-xl);
        position: relative;
        z-index: 200;
        /* Ensure header is above noise overlay (50) */
    }

    .footer {
        text-align: center;
        margin-top: var(--spacing-xl);
        padding-top: var(--spacing-lg);
        color: var(--text-secondary);
        font-size: 0.9rem;
    }

    /* ===== Animations ===== */
    @keyframes fadeInDown {
        from {
            opacity: 0;
            transform: translateY(-30px);
        }

        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    @keyframes fadeInUp {
        from {
            opacity: 0;
            transform: translateY(30px);
        }

        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    /* ===== Responsive Design ===== */
    @media (max-width: 768px) {
        .container {
            padding: var(--spacing-md);
        }

        .logo {
            font-size: 2.5rem;
        }

        .logo-icon {
            font-size: 2rem;
        }

        .formula-header {
            flex-direction: column;
            align-items: stretch;
        }

        .formula-name {
            font-size: 1.5rem;
            text-align: center;
        }

        .btn {
            width: 100%;
            justify-content: center;
        }

        .equation {
            font-size: 1.5rem;
        }

        .simulation-controls {
            flex-direction: column;
        }
    }
}

/* ===== Buttons & Actions ===== */
.header-actions {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    margin-top: var(--spacing-md);
}

.btn {
    appearance: none;
    -webkit-appearance: none;
    outline: none;
    border: none;
    cursor: pointer;
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-sm);
    transition: all 0.2s ease;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-secondary {
    background: rgba(192, 184, 122, 0.1);
    border: 1px solid rgba(192, 184, 122, 0.4);
    color: #F2E3BB;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
}

.btn-secondary:hover {
    border-color: #F2E3BB;
    color: #fff;
    background: rgba(40, 40, 50, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.1);
}

/* ===== Premium Glass Modal ===== */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(5, 5, 5, 0.95);
    /* Deep dark overlay */
    backdrop-filter: blur(8px);
    z-index: 2000;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.modal:not(.hidden) {
    opacity: 1;
    pointer-events: auto;
}

.modal.hidden {
    display: flex;
    /* Override display:none to animate opacity instead */
    opacity: 0;
    pointer-events: none;
}

.modal-content {
    width: 90%;
    max-width: 600px;
    max-height: 80vh;
    /* Dark Neutral Gradient Modal */
    background: linear-gradient(135deg, rgba(20, 20, 25, 0.95), rgba(10, 10, 15, 0.98));
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow:
        0 0 30px rgba(0, 0, 0, 0.8),
        inset 0 0 20px rgba(0, 0, 0, 0.5);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    padding: var(--spacing-lg);
    position: relative;
    transform: translateY(20px);
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.modal:not(.hidden) .modal-content {
    transform: translateY(0);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    border-bottom: 1px solid rgba(192, 184, 122, 0.2);
    padding-bottom: var(--spacing-md);
}

.modal-header h3 {
    font-family: var(--font-serif);
    color: var(--accent-gold);
    font-size: 1.5rem;
    margin: 0;
}

.close-btn {
    background: transparent;
    border: 1px solid var(--text-secondary);
    color: var(--text-secondary);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 1.2rem;
}

.close-btn:hover {
    color: var(--accent-gold);
    border-color: var(--accent-gold);
    transform: rotate(90deg);
}

.formula-list {
    overflow-y: auto;
    flex-grow: 1;
    padding-right: var(--spacing-xs);
}

/* Custom Scrollbar for List */
.formula-list::-webkit-scrollbar {
    width: 6px;
}

.formula-list::-webkit-scrollbar-track {
    background: rgba(20, 20, 20, 0.3);
}

.formula-list::-webkit-scrollbar-thumb {
    background: rgba(192, 184, 122, 0.5);
    border-radius: 3px;
}

.formula-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-xs);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s ease;
}

.formula-item:hover {
    background: rgba(50, 50, 60, 0.4);
    border-color: #C0B87A;
    padding-left: var(--spacing-lg);
    /* Slide effect */
}

.formula-item-name {
    font-family: var(--font-mono);
    color: var(--text-primary);
    font-weight: 500;
}

.formula-item-category {
    font-size: 0.75rem;
    color: #F2E3BB;
    background: rgba(192, 184, 122, 0.15);
    padding: 2px 8px;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: 1px solid rgba(192, 184, 122, 0.2);
}

/* ===== Reaction GIF ===== */
.concept-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.reaction-gif {
    height: 40px;
    width: auto;
    border-radius: 4px;
    opacity: 0.8;
    transform: rotate(5deg);
    transition: all 0.3s ease;
}

.reaction-gif:hover {
    transform: scale(1.2) rotate(0deg);
    opacity: 1;
}

.reaction-gif.hidden {
    display: none;
}

/* ===== Loading Overlay ===== */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(5, 20, 5, 0.98);
    z-index: 3000;
    /* Highest priority */
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    transition: opacity 0.5s ease;
}

.loading-overlay.hidden {
    display: none;
}

.atom-spinner {
    margin-bottom: var(--spacing-md);
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
}

.loading-gif {
    width: 100px;
    height: auto;
    filter: drop-shadow(0 0 20px var(--accent-gold));
}

.loading-text {
    font-family: var(--font-mono);
    color: var(--accent-gold);
    font-size: 1.2rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    animation: pulse 1.5s infinite ease-in-out;
    max-width: 800px;
    /* Prevent it from touching edges */
    width: 80%;
    /* Ensure it matches bar */
    text-align: center;
    line-height: 1.5;
    margin: 0 auto;
    /* Center it */
}

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

    to {
        transform: rotate(360deg);
    }
}

@keyframes pulse {

    0%,
    100% {
        opacity: 0.6;
    }

    50% {
        opacity: 1;
    }
}

.progress-container {
    max-width: 800px;
    /* Match text width */
    width: 80%;
    /* Responsive width */
    height: 6px;
    /* Slightly thicker */
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    margin-top: var(--spacing-lg);
    overflow: hidden;
    position: relative;
    /* For alignment */
}

.progress-bar {
    width: 0%;
    height: 100%;
    background: var(--accent-gold);
    box-shadow: 0 0 15px var(--accent-gold);
    transition: width 0.1s linear;
}

/* ===== Real World Examples Typography ===== */
.data-card p {
    text-align: left;
    margin-bottom: var(--spacing-sm);
    line-height: 1.6;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.data-card strong {
    color: var(--accent-gold);
    display: inline-block;
    margin-right: 4px;
}

/* ===== Footer Credit ===== */
.footer-credit {
    position: fixed;
    bottom: var(--spacing-sm);
    right: var(--spacing-md);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.3);
    z-index: 100;
    pointer-events: none;
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* ===== Loading Overlay ===== */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.3s ease;
}

.loading-overlay.hidden {
    opacity: 0;
    pointer-events: none;
    display: none;
}

.loading-text {
    color: var(--accent-gold);
    font-family: var(--font-serif);
    font-size: 1.2rem;
    margin-top: var(--spacing-md);
    text-align: center;
    max-width: 600px;
    padding: 0 var(--spacing-md);
}

.loading-bar-container {
    width: 300px;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    margin-top: var(--spacing-md);
    overflow: hidden;
}

.loading-progress {
    height: 100%;
    background: var(--accent-gold);
    width: 0%;
    transition: width 0.1s linear;
}

/* ===== Generic Hidden Class ===== */
.hidden {
    display: none !important;
}

/* ===== Simulation Details ===== */
.simulation-details {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
    animation: fadeInDown 0.5s ease;
}

.simulation-details h4 {
    color: var(--accent-gold);
    font-family: var(--font-serif);
    margin-bottom: var(--spacing-xs);
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.simulation-details h4::before {
    content: '💡';
    font-size: 1rem;
}

.simulation-details ul {
    list-style: none;
    margin-top: var(--spacing-sm);
}

.simulation-details li {
    margin-bottom: 6px;
    padding-left: 16px;
    position: relative;
}

.simulation-details li::before {
    content: '•';
    color: var(--accent-gold);
    position: absolute;
    left: 0;
}