body, html {
    margin: 0;
    padding: 0;
    height: 100%;
    width: 100%;
    overflow: hidden;
    background-color: #000;
    font-family: 'Poppins', 'Inter', 'Segoe UI', Arial, sans-serif;
}

#particle-container {
    position: absolute;
    width: 100%;
    height: 100%;
}

#particle-svg {
    display: block;
}

/* Control panel styling */
.control-panel {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 100;
    background-color: rgba(0,0,0,0.85);
    padding: 15px;
    border-radius: 8px;
    color: white;
    box-shadow: 0 0 15px rgba(0,0,0,0.7);
    min-width: 280px;
    max-width: 350px;
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255,255,255,0.1);
}

.control-header {
    margin: 0 0 15px 0;
    font-size: 18px;
    border-bottom: 1px solid rgba(255,255,255,0.3);
    padding-bottom: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.control-section {
    margin-bottom: 20px;
}

.control-section-title {
    font-size: 14px;
    font-weight: bold;
    margin-bottom: 10px;
    color: rgba(255,255,255,0.85);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.control-group {
    margin-bottom: 12px;
}

.control-label {
    display: block;
    margin-bottom: 6px;
    font-size: 14px;
}

.control-row {
    display: flex;
    align-items: center;
    gap: 10px;
}

.slider-container {
    display: flex;
    align-items: center;
    width: 100%;
    gap: 10px;
}

.slider {
    flex-grow: 1;
    height: 5px;
}

.value-display {
    background: rgba(255,255,255,0.1);
    padding: 3px 8px;
    border-radius: 3px;
    min-width: 30px;
    text-align: center;
    font-family: monospace;
}

.control-btn {
    padding: 8px 12px;
    cursor: pointer;
    border: none;
    border-radius: 4px;
    font-weight: bold;
    transition: all 0.2s ease;
}

.primary-btn {
    background-color: #4CAF50;
    color: white;
    width: 100%;
    padding: 10px;
    margin-top: 5px;
}

.secondary-btn {
    background-color: #2196F3;
    color: white;
}

.export-btn {
    background-color: #FF5722;
    color: white;
}

.control-btn:hover {
    filter: brightness(1.1);
    transform: translateY(-1px);
}

.control-btn:active {
    transform: translateY(1px);
}

.tabs {
    display: flex;
    margin-bottom: 15px;
}

.tab {
    flex: 1;
    text-align: center;
    padding: 8px;
    cursor: pointer;
    border-bottom: 2px solid transparent;
}

.tab.active {
    border-bottom: 2px solid #4CAF50;
    font-weight: bold;
}

input[type="color"] {
    width: 40px;
    height: 40px;
    border: none;
    padding: 0;
    cursor: pointer;
}

input[type="number"] {
    background-color: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: 3px;
    padding: 5px;
    color: white;
    width: 70px;
}

#darknotify-loading {
    position: fixed;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    font-size: 2.2rem;
    font-family: 'Poppins', 'Inter', 'Segoe UI', Arial, sans-serif;
    font-weight: 700;
    letter-spacing: 0.03em;
    color: #fff;
    text-shadow: none;
    z-index: 200;
    pointer-events: none;
    user-select: none;
    transition: color 0.2s;
    will-change: opacity;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: auto;
    width: 100vw;
    text-align: center;
    line-height: 1.2;
}

@media (max-width: 600px) {
    #darknotify-loading {
        font-size: 2.3rem;
        line-height: 1.5;
    }
}

#darknotify-email {
    position: fixed;
    left: 50%;
    bottom: 32px;
    transform: translateX(-50%);
    font-size: 1.1rem;
    font-family: 'Poppins', 'Inter', 'Segoe UI', Arial, sans-serif;
    color: #fff;
    opacity: 0.7;
    z-index: 201;
    pointer-events: none;
    user-select: text;
    text-align: center;
    letter-spacing: 0.02em;
}