* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

h1, h2 {
    color: #667eea !important;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: black;
    min-height: 100vh;
    color: white;
}

.dashboard-header {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    padding: 1rem 2rem;
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    justify-content: center;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: bold;
    color: white;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    text-align: center;
}

.sop-validator-section {
    max-width: 1400px;
    margin: 2rem auto;
    padding: 0 2rem;
}

.validator-header {
    text-align: center;
    margin-bottom: 3rem;
    padding: 2rem;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1), rgba(118, 75, 162, 0.1));
    border-radius: 20px;
    border: 1px solid rgba(102, 126, 234, 0.2);
}

.header-visual {
    margin-bottom: 1.5rem;
}

.validation-icon {
    display: flex;
    justify-content: center;
    align-items: center;
}

.validator-header h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #667eea, #764ba2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.subtitle-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.subtitle-line {
    width: 100px;
    height: 2px;
    background: linear-gradient(90deg, transparent, #667eea, transparent);
}

.subtitle {
    color: #a5b4fc;
    font-size: 1.2rem;
    font-weight: 500;
}

.validator-description {
    color: #cbd5e1;
    font-size: 1.1rem;
    line-height: 1.6;
    max-width: 800px;
    margin: 0 auto;
}

#content {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.content-header {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    text-align: center;
    background: linear-gradient(135deg, #667eea, #764ba2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.input-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

@media (max-width: 968px) {
    .input-section {
        grid-template-columns: 1fr;
    }
}

.input-group {
    display: flex;
    flex-direction: column;
}

.content-subheader {
    font-size: 1.3rem;
    margin-bottom: 0.8rem;
    color: #a5b4fc;
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.step-number {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    font-weight: bold;
}

textarea {
    width: 100%;
    min-height: 300px;
    padding: 1rem;
    background: rgba(0, 0, 0, 0.3);
    border: 2px solid rgba(102, 126, 234, 0.3);
    border-radius: 10px;
    color: white;
    font-family: 'Courier New', monospace;
    font-size: 0.95rem;
    resize: vertical;
    transition: all 0.3s ease;
}

textarea:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 20px rgba(102, 126, 234, 0.3);
}

textarea::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

.validation-button {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    border: none;
    padding: 1rem 3rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.validation-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.6);
}

.validation-button:active {
    transform: translateY(0);
}

.validation-button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

#results-section {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 2px solid rgba(102, 126, 234, 0.2);
}

.status-badge {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

.status-valid {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.4);
}

.status-invalid {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: white;
    box-shadow: 0 4px 15px rgba(239, 68, 68, 0.4);
}

.validation-result {
    background: rgba(0, 0, 0, 0.3);
    border: 2px solid rgba(102, 126, 234, 0.3);
    border-radius: 10px;
    padding: 2rem;
    color: #e2e8f0;
    font-size: 1rem;
    line-height: 1.8;
    white-space: pre-wrap;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.validation-result strong {
    color: #667eea;
    font-size: 1.1rem;
}

.validation-result h3 {
    color: #a5b4fc;
    margin-top: 1.5rem;
    margin-bottom: 0.8rem;
}

.validation-result ul {
    margin-left: 1.5rem;
    margin-top: 0.5rem;
}

.validation-result li {
    margin-bottom: 0.5rem;
    color: #cbd5e1;
}

/* Loading animation */
@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.button-loader svg {
    animation: spin 1s linear infinite;
}