/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Vazirmatn', sans-serif;
}

:root {
    --primary: #4f46e5;
    --primary-light: #818cf8;
    --secondary: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --dark: #1f2937;
    --light: #f9fafb;
    --gray: #6b7280;
    --gray-light: #e5e7eb;
    --radius: 12px;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

body {
    
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    color: var(--dark);
    line-height: 1.6;
    padding: 20px;
    min-height: 100vh;
}

.container {
    max-width: 800px;
    margin: 0 auto;
}

/* Header */
.header {
    text-align: center;

    padding: 20px;
}

.header h1 {
    font-size: 1.5rem;
    color: var(--primary);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.subtitle {
    color: var(--gray);
    font-size: .8rem;
}

/* Cards */
.card {
    background: white;
    border-radius: var(--radius);
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
}

.card h2 {
    font-size: 1.3rem;
    margin-bottom: 20px;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

/* Forms */
.form-section {
    margin-bottom: 15px;
    border-bottom: 1px solid var(--gray-light);
}

.form-section h3 {
    font-size: 1.1rem;
    margin-bottom: 15px;
    color: var(--dark);
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 15px;
}

@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--dark);
    font-size: 0.9rem;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--gray-light);
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.form-group input[type="number"] {
    direction: ltr;
    text-align: left;
}

.hint {
    display: block;
    margin-top: 5px;
    font-size: 0.8rem;
    color: var(--gray);
}

.date-inputs {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    gap: 10px;
}

/* Buttons */
.submit-btn {
    width: 100%;
    padding: 15px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.submit-btn:hover {
    background: var(--primary-light);
    transform: translateY(-2px);
}

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

/* Info List */
.info-list {
    list-style: none;
}

.info-list li {
    padding: 10px 0;
    color: var(--dark);
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.info-list li i {
    color: var(--secondary);
    margin-top: 3px;
}

/* Modal */
.modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.9);
    width: 95%;
    max-width: 800px;
    max-height: 85vh;
    background: white;
    border-radius: var(--radius);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    z-index: 1001;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    overflow: hidden;
}

.modal.active {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, -50%) scale(1);
}

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(3px);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-header {
    padding: 20px 30px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: white;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-header h2 {
    font-size: 1.3rem;
    margin: 0;
    color: white;
}

.close-btn {
    background: none;
    border: none;
    color: white;
    font-size: 2rem;
    cursor: pointer;
    line-height: 1;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.close-btn:hover {
    opacity: 0.8;
}

.modal-body {
    padding: 30px;
    overflow-y: auto;
    max-height: calc(85vh - 80px);
}

/* Results Display */
.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.result-card {
    background: var(--light);
    border-radius: 8px;
    padding: 20px;
    border-left: 4px solid var(--primary);
    transition: transform 0.3s ease;
}

.result-card:hover {
    transform: translateY(-3px);
}

.result-card h3 {
    font-size: 1rem;
    margin-bottom: 10px;
    color: var(--dark);
    display: flex;
    align-items: center;
    gap: 8px;
}

.result-card .number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
    margin: 10px 0;
    text-align: center;
}

.result-card .desc {
    font-size: 0.9rem;
    color: var(--gray);
    margin-top: 10px;
}

/* Lists */
.number-list {
    list-style: none;
    margin: 20px 0;
}

.number-list li {
    padding: 12px 15px;
    background: white;
    border-radius: 8px;
    margin-bottom: 10px;
    border: 1px solid var(--gray-light);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.number-list .label {
    font-weight: 600;
    color: var(--dark);
}

.number-list .value {
    font-weight: 700;
    color: var(--primary);
    font-size: 1.1rem;
}

/* Dates Display */
.dates-display {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border-radius: 8px;
    padding: 20px;
    margin: 20px 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.date-item {
    text-align: center;
}

.date-item .type {
    font-size: 0.9rem;
    color: var(--gray);
    margin-bottom: 5px;
}

.date-item .date {
    font-weight: 700;
    color: var(--dark);
    font-size: 1.1rem;
}

/* Traits */
.traits-section {
    margin: 25px 0;
}

.traits-section h3 {
    font-size: 1.1rem;
    margin-bottom: 15px;
    color: var(--dark);
    display: flex;
    align-items: center;
    gap: 10px;
}

.traits-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 10px;
}

.trait-item {
    background: white;
    padding: 10px 15px;
    border-radius: 6px;
    border: 1px solid var(--gray-light);
    font-size: 0.9rem;
    color: var(--dark);
    text-align: center;
}

/* Footer */
.footer {
    text-align: center;
    padding: 20px;
    color: var(--gray);
    font-size: 0.9rem;
    
    border-top: 1px solid var(--gray-light);
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    .card {
        padding: 20px;
    }
    
    .modal-header {
        padding: 15px 20px;
    }
    
    .modal-body {
        padding: 20px;
    }
    
    .results-grid {
        grid-template-columns: 1fr;
    }
    
    .traits-list {
        grid-template-columns: 1fr;
    }
}