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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.container {
    width: 100%;
    max-width: 800px;
}

.verification-card {
    background: white;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    overflow: hidden;
    animation: slideIn 0.5s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.header {
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    color: white;
    padding: 40px 30px;
    text-align: center;
}

.logos {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 25px;
    flex-wrap: wrap;
}

.logo {
    height: 60px;
    width: auto;
    object-fit: contain;
    background: white;
    padding: 8px;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.header h1 {
    font-size: 2.2rem;
    margin-bottom: 10px;
    font-weight: 700;
}

.subtitle {
    font-size: 1.1rem;
    opacity: 0.95;
    font-weight: 300;
}

.workshop-details {
    padding: 30px;
    background: #f8f9fa;
    border-bottom: 1px solid #e0e0e0;
}

.workshop-details h2 {
    color: #1e3c72;
    margin-bottom: 20px;
    font-size: 1.5rem;
}

.details-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
}

.detail-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 15px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.detail-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.detail-item strong {
    color: #1e3c72;
    display: block;
    margin-bottom: 3px;
}

.verification-form {
    padding: 40px 30px;
}

.verification-form h2 {
    color: #1e3c72;
    margin-bottom: 10px;
    font-size: 1.8rem;
    text-align: center;
}

.form-description {
    text-align: center;
    color: #666;
    margin-bottom: 30px;
    font-size: 1.05rem;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: #333;
    font-weight: 600;
    font-size: 0.95rem;
}

.form-group input {
    width: 100%;
    padding: 15px;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-size: 1rem;
    transition: all 0.3s ease;
    font-family: inherit;
}

.form-group input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.input-hint {
    margin-top: 8px;
    font-size: 0.85rem;
    color: #666;
    font-style: italic;
}

.verify-btn {
    width: 100%;
    padding: 18px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin-top: 30px;
}

.verify-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.4);
}

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

.btn-icon {
    font-size: 1.3rem;
}

.error-message {
    margin-top: 20px;
    padding: 15px;
    background: #fee;
    border: 1px solid #fcc;
    border-radius: 10px;
    color: #c33;
    text-align: center;
    font-weight: 500;
    animation: shake 0.5s ease;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }
}

.footer-info {
    padding: 20px 30px;
    background: #f8f9fa;
    text-align: center;
    color: #666;
    font-size: 0.95rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .header h1 {
        font-size: 1.6rem;
    }

    .subtitle {
        font-size: 0.95rem;
    }

    .logos {
        gap: 15px;
    }

    .logo {
        height: 45px;
    }

    .details-grid {
        grid-template-columns: 1fr;
    }

    .verification-form {
        padding: 30px 20px;
    }
}

/* Loading animation */
.verify-btn.loading {
    pointer-events: none;
    opacity: 0.7;
}

.verify-btn.loading::after {
    content: "";
    width: 20px;
    height: 20px;
    border: 3px solid white;
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-left: 10px;
}

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