/* Base Styles */
* {
    font-family: 'Inter', sans-serif;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.animate-fadeIn {
    animation: fadeIn 0.5s ease-out;
}

.animate-slideIn {
    animation: slideIn 0.3s ease-out;
}

.animate-pulse {
    animation: pulse 2s infinite;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f5f9;
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(to bottom, #10b981, #14b8a6);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(to bottom, #059669, #0d9488);
}

/* Tab Buttons */
.tab-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    border-radius: 0.75rem;
    font-weight: 500;
    font-size: 0.875rem;
    color: #6b7280;
    background: white;
    border: 1px solid #e5e7eb;
    white-space: nowrap;
    transition: all 0.2s ease;
}

.tab-btn:hover {
    background: #f9fafb;
    color: #374151;
}

.tab-btn.active {
    background: linear-gradient(to right, #059669, #0d9488);
    color: white;
    border-color: transparent;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

/* Option Cards */
.option-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.25rem;
    border: 2px solid #e5e7eb;
    border-radius: 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
    background: white;
}

.option-card:hover {
    border-color: #10b981;
    background: #f0fdf4;
}

.option-card.selected {
    border-color: #10b981;
    background: linear-gradient(to right, #ecfdf5, #f0fdfa);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.option-card .radio-circle {
    width: 24px;
    height: 24px;
    border: 2px solid #d1d5db;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.2s ease;
}

.option-card.selected .radio-circle {
    border-color: #10b981;
    background: #10b981;
}

.option-card.selected .radio-circle::after {
    content: '';
    width: 8px;
    height: 8px;
    background: white;
    border-radius: 50%;
}

/* Checkbox Cards */
.checkbox-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.25rem;
    border: 2px solid #e5e7eb;
    border-radius: 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
    background: white;
}

.checkbox-card:hover {
    border-color: #10b981;
    background: #f0fdf4;
}

.checkbox-card.selected {
    border-color: #10b981;
    background: linear-gradient(to right, #ecfdf5, #f0fdfa);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.checkbox-card .checkbox-box {
    width: 24px;
    height: 24px;
    border: 2px solid #d1d5db;
    border-radius: 0.375rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.2s ease;
}

.checkbox-card.selected .checkbox-box {
    border-color: #10b981;
    background: #10b981;
}

/* Input Styles */
.custom-input {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid #e5e7eb;
    border-radius: 0.75rem;
    font-size: 1rem;
    transition: all 0.2s ease;
    outline: none;
}

.custom-input:focus {
    border-color: #10b981;
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.custom-input::placeholder {
    color: #9ca3af;
}

/* Range Slider */
.custom-range {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 8px;
    background: #e5e7eb;
    border-radius: 10px;
    outline: none;
    margin: 1rem 0;
}

.custom-range::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    background: linear-gradient(to right, #10b981, #14b8a6);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.4);
    transition: transform 0.2s ease;
}

.custom-range::-webkit-slider-thumb:hover {
    transform: scale(1.1);
}

.custom-range::-moz-range-thumb {
    width: 24px;
    height: 24px;
    background: linear-gradient(to right, #10b981, #14b8a6);
    border-radius: 50%;
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.4);
}

/* Result Cards */
.result-card {
    background: linear-gradient(to right, #f0fdf4, #f0fdfa);
    border: 1px solid #d1fae5;
    border-radius: 1rem;
    padding: 1.5rem;
    margin-bottom: 1rem;
}

.result-card h4 {
    font-weight: 600;
    color: #065f46;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.result-card p, .result-card ul {
    color: #374151;
    font-size: 0.9375rem;
    line-height: 1.6;
}

.result-card ul {
    list-style: none;
    padding: 0;
}

.result-card ul li {
    padding: 0.375rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.result-card ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #10b981;
    font-weight: bold;
}

/* Day Cards */
.day-card {
    background: white;
    border: 1px solid #e5e7eb;
    border-radius: 1rem;
    padding: 1.25rem;
    margin-bottom: 1rem;
    transition: all 0.2s ease;
}

.day-card:hover {
    border-color: #10b981;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.1);
}

.day-card .day-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid #e5e7eb;
}

.day-card .day-name {
    font-weight: 700;
    font-size: 1.125rem;
    color: #059669;
}

.day-card .day-content {
    display: grid;
    gap: 0.75rem;
}

.day-card .activity {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    font-size: 0.9375rem;
    color: #374151;
}

.day-card .activity-icon {
    width: 28px;
    height: 28px;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.day-card .activity-icon.workout {
    background: #fef3c7;
    color: #d97706;
}

.day-card .activity-icon.meal {
    background: #dbeafe;
    color: #2563eb;
}

.day-card .activity-icon.sleep {
    background: #ede9fe;
    color: #7c3aed;
}

/* Equipment Card */
.equipment-card {
    background: white;
    border: 1px solid #e5e7eb;
    border-radius: 1rem;
    padding: 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: all 0.2s ease;
}

.equipment-card:hover {
    border-color: #10b981;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.1);
}

.equipment-card .equipment-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(to bottom right, #ecfdf5, #f0fdfa);
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #059669;
    flex-shrink: 0;
}

.equipment-card .equipment-info h4 {
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 0.25rem;
}

.equipment-card .equipment-info p {
    font-size: 0.875rem;
    color: #6b7280;
}

.equipment-card .priority-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-left: auto;
}

.equipment-card .priority-badge.essential {
    background: #fef2f2;
    color: #dc2626;
}

.equipment-card .priority-badge.recommended {
    background: #fef3c7;
    color: #d97706;
}

.equipment-card .priority-badge.optional {
    background: #f0fdf4;
    color: #16a34a;
}

/* Meal Card */
.meal-card {
    background: white;
    border: 1px solid #e5e7eb;
    border-radius: 1rem;
    padding: 1.25rem;
    margin-bottom: 1rem;
}

.meal-card .meal-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.meal-card .meal-icon {
    width: 40px;
    height: 40px;
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.meal-card .meal-icon.breakfast {
    background: #fef3c7;
    color: #d97706;
}

.meal-card .meal-icon.lunch {
    background: #dbeafe;
    color: #2563eb;
}

.meal-card .meal-icon.dinner {
    background: #fce7f3;
    color: #db2777;
}

.meal-card .meal-icon.snack {
    background: #d1fae5;
    color: #059669;
}

.meal-card .meal-name {
    font-weight: 600;
    color: #1f2937;
}

.meal-card .meal-time {
    font-size: 0.875rem;
    color: #6b7280;
}

.meal-card .meal-content {
    color: #374151;
    font-size: 0.9375rem;
    line-height: 1.6;
}

/* Print Styles */
@media print {
    body {
        background: white !important;
    }
    
    header, footer, #printBtn, #downloadBtn, #restartBtn, .tab-btn {
        display: none !important;
    }
    
    #resultsScreen {
        display: block !important;
    }
    
    .tab-content {
        display: block !important;
        page-break-inside: avoid;
    }
}

/* Responsive */
@media (max-width: 768px) {
    .grid-cols-3 {
        grid-template-columns: repeat(1, minmax(0, 1fr));
    }
    
    .tab-btn {
        padding: 0.625rem 1rem;
        font-size: 0.8125rem;
    }
    
    #questionContainer {
        padding: 1.5rem;
    }
}

/* Loading dots animation */
.loading-dots::after {
    content: '';
    animation: dots 1.5s steps(4, end) infinite;
}

@keyframes dots {
    0%, 20% { content: ''; }
    40% { content: '.'; }
    60% { content: '..'; }
    80%, 100% { content: '...'; }
}

/* Markdown content styling */
.markdown-content h1, .markdown-content h2, .markdown-content h3 {
    font-weight: 700;
    color: #1f2937;
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

.markdown-content h1 { font-size: 1.5rem; }
.markdown-content h2 { font-size: 1.25rem; }
.markdown-content h3 { font-size: 1.125rem; }

.markdown-content p {
    margin-bottom: 1rem;
    line-height: 1.7;
}

.markdown-content ul, .markdown-content ol {
    margin-bottom: 1rem;
    padding-left: 1.5rem;
}

.markdown-content li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

.markdown-content strong {
    font-weight: 600;
    color: #065f46;
}

.markdown-content em {
    font-style: italic;
    color: #6b7280;
}