/* RecipifyHub App Components CSS */
/* Shared styling for app pages (planner, calculator, profile, nutrition analysis) */

.app-hero {
    text-align: center;
    margin-bottom: 2rem;
    padding: 3rem 0 2rem;
    background: linear-gradient(135deg, rgba(var(--primary-rgb), 0.05), rgba(var(--secondary-rgb), 0.05));
    border-radius: var(--border-radius-lg);
}

.app-hero h1 {
    font-size: clamp(2rem, 6vw, 2.8rem);
    margin-bottom: 0.5rem;
    position: relative;
    display: inline-block;
    overflow-wrap: anywhere;
}

.app-hero h1::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 2px;
}

.app-subtitle {
    font-size: 1.2rem;
    color: var(--gray);
    margin-top: 1rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.app-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.app-card {
    background-color: var(--surface-strong);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    margin-bottom: 1.5rem;
    border: 1px solid rgba(var(--primary-rgb), 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.app-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.app-card-header {
    padding: 1.25rem 1.5rem;
    background-color: rgba(var(--primary-rgb), 0.05);
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(var(--primary-rgb), 0.1);
}

.app-card-header h2, 
.app-card-header h3 {
    margin: 0;
    display: flex;
    align-items: center;
    font-size: 1.4rem;
}

.app-card-header h2 i, 
.app-card-header h3 i {
    margin-right: 0.75rem;
    color: var(--primary);
}

.app-card-body {
    padding: 1.5rem;
}

.app-card-footer {
    padding: 1.25rem 1.5rem;
    background-color: rgba(var(--primary-rgb), 0.02);
    border-top: 1px solid rgba(var(--primary-rgb), 0.05);
}

/* App Grid Layouts */
.app-grid-2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
    gap: 1.5rem;
}

.app-grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr));
    gap: 1.5rem;
}

.app-grid-4 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 1fr));
    gap: 1.5rem;
}

/* App Components */
.app-stat-card {
    padding: 1.5rem;
    border-radius: var(--border-radius);
    background-color: white;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.08);
    display: flex;
    align-items: center;
    transition: transform 0.3s ease;
}

.app-stat-card:hover {
    transform: translateY(-5px);
}

.app-stat-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(var(--primary-rgb), 0.1);
    color: var(--primary);
    border-radius: 10px;
    margin-right: 1rem;
    font-size: 1.5rem;
}

.app-stat-content h4 {
    margin: 0 0 0.25rem 0;
    font-size: 1rem;
    color: var(--gray);
}

.app-stat-value {
    font-size: 1.8rem;
    font-weight: 700;
    margin: 0;
    line-height: 1.2;
    color: var(--dark);
}

/* App Tabs */
.app-tabs {
    display: flex;
    border-bottom: 1px solid var(--gray-light);
    margin-bottom: 1.5rem;
    overflow-x: auto;
    scrollbar-width: none;
}

.app-tabs::-webkit-scrollbar {
    display: none;
}

.app-tab {
    padding: 0.75rem 1.5rem;
    cursor: pointer;
    font-weight: 500;
    color: var(--gray);
    position: relative;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.app-tab.active {
    color: var(--primary);
}

.app-tab::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--primary);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.app-tab.active::after {
    transform: scaleX(1);
}

.app-tab-content {
    display: none;
}

.app-tab-content.active {
    display: block;
    animation: fadeIn 0.5s ease forwards;
}

/* App Forms */
.app-form-group {
    margin-bottom: 1.5rem;
}

.app-form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.app-form-control {
    display: block;
    width: 100%;
    min-width: 0;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    border: 1px solid var(--gray-light);
    border-radius: var(--border-radius);
    background-color: white;
    transition: all 0.3s ease;
}

.app-form-control:focus {
    border-color: var(--primary-light);
    box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.15);
    outline: none;
}

.app-input-group {
    display: flex;
}

.app-input-group .app-form-control {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
    flex-grow: 1;
}

.app-input-group-append {
    display: flex;
    align-items: center;
    padding: 0 1rem;
    background-color: rgba(var(--primary-rgb), 0.05);
    border: 1px solid var(--gray-light);
    border-left: none;
    border-top-right-radius: var(--border-radius);
    border-bottom-right-radius: var(--border-radius);
}

/* App Buttons */
.app-btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 500;
    text-align: center;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
}

@media (max-width: 720px) {
    .app-hero {
        padding: 2rem 1rem 1.5rem;
    }

    .app-subtitle {
        font-size: 1rem;
    }

    .app-container {
        padding: 0 1rem;
    }

    .app-card-header,
    .app-card-body,
    .app-card-footer {
        padding-left: 1rem;
        padding-right: 1rem;
    }
}

.app-btn-primary {
    background-color: var(--primary);
    color: white;
    box-shadow: 0 4px 6px rgba(var(--primary-rgb), 0.2);
}

.app-btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 8px rgba(var(--primary-rgb), 0.25);
}

.app-btn-secondary {
    background-color: var(--secondary);
    color: white;
    box-shadow: 0 4px 6px rgba(var(--secondary-rgb), 0.2);
}

.app-btn-secondary:hover {
    background-color: var(--secondary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 8px rgba(var(--secondary-rgb), 0.25);
}

.app-btn-outline {
    background-color: transparent;
    border: 1px solid var(--gray-light);
    color: var(--gray-dark);
}

.app-btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
}

.app-btn-block {
    display: block;
    width: 100%;
}

.app-btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

/* App Loading Spinner */
.app-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(var(--primary-rgb), 0.2);
    border-top: 4px solid var(--primary);
    border-radius: 50%;
    animation: app-spin 1s linear infinite;
    margin: 2rem auto;
}

@keyframes app-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* App Utilities */
.app-text-primary { color: var(--primary); }
.app-text-secondary { color: var(--secondary); }
.app-text-success { color: var(--success); }
.app-text-danger { color: var(--danger); }
.app-text-warning { color: var(--warning); }
.app-text-info { color: var(--info); }

.app-bg-light { background-color: var(--light); }
.app-bg-primary-light { background-color: rgba(var(--primary-rgb), 0.1); }
.app-bg-secondary-light { background-color: rgba(var(--secondary-rgb), 0.1); }

.app-mt-1 { margin-top: 0.5rem; }
.app-mt-2 { margin-top: 1rem; }
.app-mt-3 { margin-top: 1.5rem; }
.app-mt-4 { margin-top: 2rem; }
.app-mt-5 { margin-top: 3rem; }

.app-mb-1 { margin-bottom: 0.5rem; }
.app-mb-2 { margin-bottom: 1rem; }
.app-mb-3 { margin-bottom: 1.5rem; }
.app-mb-4 { margin-bottom: 2rem; }
.app-mb-5 { margin-bottom: 3rem; }

.app-mx-auto { margin-left: auto; margin-right: auto; }

.app-text-center { text-align: center; }
.app-text-right { text-align: right; }

.app-d-flex { display: flex; }
.app-align-center { align-items: center; }
.app-justify-between { justify-content: space-between; }
.app-flex-wrap { flex-wrap: wrap; }
.app-gap-1 { gap: 0.5rem; }
.app-gap-2 { gap: 1rem; }
.app-gap-3 { gap: 1.5rem; }

/* Responsive Adjustments */
@media (max-width: 992px) {
    .app-grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .app-grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .app-grid-2 {
        grid-template-columns: 1fr;
    }
    
    .app-grid-3 {
        grid-template-columns: 1fr;
    }
    
    .app-hero h1 {
        font-size: 2rem;
    }
    
    .app-subtitle {
        font-size: 1.1rem;
    }
}