/* ===================================
   TRANSACTION SIMULATOR STYLES
   =================================== */

.simulator-container {
    background: linear-gradient(145deg, #0f172a, #1e293b);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 16px;
    padding: 30px;
    max-width: 600px;
    margin: 40px auto;
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.simulator-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #3b82f6, #a855f7);
}

.sim-input-group {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
}

.sim-input {
    flex: 1;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: white;
    padding: 12px 20px;
    border-radius: 8px;
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    outline: none;
    transition: all 0.3s ease;
}

.sim-input:focus {
    border-color: #3b82f6;
    background: rgba(59, 130, 246, 0.05);
    box-shadow: 0 0 10px rgba(59, 130, 246, 0.1);
}

.sim-btn {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: white;
    border: none;
    padding: 12px 25px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    gap: 10px;
}

.sim-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(59, 130, 246, 0.4);
}

.sim-btn:active {
    transform: translateY(0);
}

.sim-result {
    background: #020617;
    border-radius: 8px;
    padding: 20px;
    border-left: 4px solid #10b981;
    display: none; /* Hidden by default */
    animation: slideDown 0.3s ease-out;
}

.sim-result.visible {
    display: block;
}

.result-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.result-badge {
    background: rgba(16, 185, 129, 0.15);
    color: #10b981;
    font-size: 12px;
    padding: 4px 8px;
    border-radius: 4px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.result-hash {
    font-family: 'JetBrains Mono', monospace;
    font-size: 13px;
    color: #94a3b8;
    word-break: break-all;
    background: rgba(255, 255, 255, 0.02);
    padding: 10px;
    border-radius: 4px;
}

.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
    display: none;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes spin {
    to { transform: rotate(360deg); }
}