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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 20px;
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    background: white;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    overflow: hidden;
}

/* Header */
.header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 50px 30px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.header::before {
    content: '✨';
    position: absolute;
    font-size: 100px;
    opacity: 0.1;
    top: -20px;
    left: 50px;
    animation: float 3s ease-in-out infinite;
}

.header::after {
    content: '🌟';
    position: absolute;
    font-size: 80px;
    opacity: 0.1;
    bottom: -10px;
    right: 80px;
    animation: float 4s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

.header h1 {
    font-size: 2.8rem;
    margin-bottom: 10px;
    font-weight: 700;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
    position: relative;
    z-index: 1;
}

.subtitle {
    font-size: 1.2rem;
    opacity: 0.95;
    position: relative;
    z-index: 1;
}

/* Main Content */
.main-content {
    padding: 40px 30px;
}

/* Calculator Section */
.calculator-section {
    margin-bottom: 40px;
}

.calculator-card {
    background: #f9fafb;
    border-radius: 12px;
    padding: 30px;
    border: 2px solid #e5e7eb;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.card-header {
    text-align: center;
    margin-bottom: 30px;
}

.card-header h2 {
    color: #667eea;
    font-size: 2rem;
    margin-bottom: 10px;
}

.card-description {
    color: #6b7280;
    font-size: 1rem;
}

/* Input Section */
.input-section {
    max-width: 600px;
    margin: 0 auto;
}

.date-inputs,
.name-inputs {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
    margin-bottom: 25px;
}

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

.input-group label {
    font-weight: 600;
    color: #374151;
    margin-bottom: 8px;
    font-size: 0.95rem;
}

.input-group input,
.input-group select {
    padding: 12px;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s;
}

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

.select-input {
    cursor: pointer;
    background-color: white;
}

/* Buttons */
.btn {
    width: 100%;
    padding: 15px 30px;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

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

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

/* Result Section */
.result-section {
    margin-top: 30px;
    animation: slideIn 0.5s ease-out;
}

.result-section.hidden {
    display: none;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.result-card {
    background: white;
    border-radius: 12px;
    padding: 30px;
    border: 3px solid #667eea;
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.2);
}

.result-card h3 {
    color: #374151;
    font-size: 1.5rem;
    margin-bottom: 20px;
    text-align: center;
}

/* Angel Number Display */
.angel-number-display {
    text-align: center;
    padding: 40px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 12px;
    margin-bottom: 25px;
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
}

.angel-number-display::before {
    content: '✨';
    display: block;
    font-size: 3rem;
    margin-bottom: 10px;
}

.number-value {
    font-size: 5rem;
    font-weight: 900;
    color: white;
    text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.3);
    display: block;
    margin: 10px 0;
}

/* Calculation Steps */
.calculation-steps {
    background: #f3f4f6;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 25px;
    font-family: 'Courier New', monospace;
    font-size: 0.95rem;
    line-height: 1.8;
    color: #374151;
}

.calculation-steps .step {
    margin-bottom: 8px;
    padding: 5px 0;
}

.calculation-steps .step strong {
    color: #667eea;
}

/* Letter Breakdown */
.letter-values {
    background: #f3f4f6;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 25px;
}

.letter-values h4 {
    color: #667eea;
    margin-bottom: 15px;
}

.letter-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(60px, 1fr));
    gap: 10px;
    margin-top: 10px;
}

.letter-item {
    background: white;
    padding: 10px;
    border-radius: 6px;
    text-align: center;
    border: 2px solid #e5e7eb;
}

.letter-item .letter {
    font-weight: 700;
    color: #667eea;
    font-size: 1.2rem;
}

.letter-item .value {
    color: #6b7280;
    font-size: 0.9rem;
}

/* Meaning Section */
.meaning-section {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    padding: 25px;
    border-radius: 8px;
    border-left: 5px solid #f59e0b;
}

.meaning-section h4 {
    color: #92400e;
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.meaning-section p {
    color: #78350f;
    line-height: 1.8;
    margin-bottom: 12px;
}

.meaning-section ul {
    list-style-position: inside;
    color: #78350f;
    margin-left: 10px;
}

.meaning-section li {
    margin-bottom: 8px;
}

/* Info Section */
.info-section {
    margin: 50px 0;
}

.info-section h2 {
    color: #667eea;
    font-size: 2rem;
    text-align: center;
    margin-bottom: 30px;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

.info-card {
    background: #f9fafb;
    padding: 25px;
    border-radius: 12px;
    border: 2px solid #e5e7eb;
    transition: transform 0.3s, box-shadow 0.3s;
}

.info-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.2);
}

.info-card h3 {
    color: #667eea;
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.info-card p {
    color: #4b5563;
    line-height: 1.8;
    margin-bottom: 10px;
}

/* Meanings Section */
.meanings-section {
    margin: 50px 0;
}

.meanings-section h2 {
    color: #667eea;
    font-size: 2rem;
    text-align: center;
    margin-bottom: 30px;
}

.meanings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
}

.meaning-card {
    background: white;
    padding: 20px;
    border-radius: 10px;
    border: 2px solid #e5e7eb;
    text-align: center;
    transition: all 0.3s;
}

.meaning-card:hover {
    transform: translateY(-5px);
    border-color: #667eea;
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.2);
}

.meaning-card.master {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border-color: #f59e0b;
}

.number-badge {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    font-weight: 900;
    margin: 0 auto 15px;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.master-badge {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.4);
}

.meaning-card h4 {
    color: #374151;
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.meaning-card p {
    color: #6b7280;
    font-size: 0.9rem;
}

/* Footer */
.footer {
    background: #f9fafb;
    padding: 25px;
    text-align: center;
    color: #6b7280;
    border-top: 2px solid #e5e7eb;
}

/* Responsive Design */
@media (max-width: 768px) {
    .header h1 {
        font-size: 2rem;
    }

    .subtitle {
        font-size: 1rem;
    }

    .main-content {
        padding: 20px 15px;
    }

    .calculator-card {
        padding: 20px;
    }

    .date-inputs,
    .name-inputs {
        grid-template-columns: 1fr;
    }

    .number-value {
        font-size: 3.5rem;
    }

    .meanings-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    }

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

@media (max-width: 480px) {
    body {
        padding: 10px;
    }

    .header {
        padding: 30px 20px;
    }

    .header h1 {
        font-size: 1.8rem;
    }

    .card-header h2 {
        font-size: 1.5rem;
    }

    .angel-number-display {
        padding: 25px;
    }

    .number-value {
        font-size: 3rem;
    }
}