/* Custom CSS Variables for Theme Support */
:root {
    --gradient-start: #667eea;
    --gradient-end: #764ba2;
    --header-gradient-start: #f093fb;
    --header-gradient-end: #f5576c;
}

/* Dark mode overrides */
[data-bs-theme="dark"] {
    --gradient-start: #4a5fb8;
    --gradient-end: #5c3a80;
    --header-gradient-start: #d674e0;
    --header-gradient-end: #d13f51;
}

/* Body gradient background */
body {
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%) !important;
    min-height: 100vh;
    padding: 20px;
}

/* Container styling */
.container-fluid {
    max-width: 1200px;
    margin: 0 auto;
    background: var(--bs-body-bg);
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    overflow: hidden;
}

/* Header gradient */
.bg-gradient {
    background: linear-gradient(135deg, var(--header-gradient-start) 0%, var(--header-gradient-end) 100%) !important;
    border-radius: 15px 15px 0 0;
}

/* Tab animations */
.tab-content {
    display: none;
    animation: fadeIn 0.3s;
}

.tab-content.active {
    display: block;
}

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

/* Nav pills customization */
.nav-pills .nav-link {
    border-radius: 0;
    border-bottom: 3px solid transparent;
    transition: all 0.3s;
}

.nav-pills .nav-link.active {
    background: var(--bs-body-bg) !important;
    color: var(--gradient-start) !important;
    border-bottom-color: var(--gradient-start);
    font-weight: bold;
}

.nav-pills .nav-link:hover:not(.active) {
    background: var(--bs-secondary-bg);
}

/* Form labels */
.form-label.fw-semibold {
    color: var(--bs-body-color);
}

/* Ingredient list styling */
.ingredient-item {
    background: var(--bs-body-bg);
    padding: 10px 15px;
    margin-bottom: 8px;
    border-radius: 5px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.ingredient-item button {
    background: #dc3545;
    color: white;
    border: none;
    padding: 5px 15px;
    border-radius: 3px;
    cursor: pointer;
    transition: background 0.3s;
}

.ingredient-item button:hover {
    background: #c82333;
}

/* Primary button gradient */
.btn-primary {
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%) !important;
    border: none;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

/* Recipe cards */
.recipe-card {
    background: var(--bs-secondary-bg);
    padding: 20px;
    margin-bottom: 15px;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.2s, box-shadow 0.2s;
}

.recipe-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.recipe-card h3 {
    margin: 0 0 10px 0;
    color: var(--gradient-start);
}

.recipe-card .category {
    display: inline-block;
    background: var(--gradient-start);
    color: white;
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 12px;
    margin-bottom: 10px;
}

.recipe-card button {
    margin-right: 10px;
    margin-top: 10px;
}

/* Button styles */
.btn-edit {
    background: #ffc107;
    color: #212529;
    padding: 8px 16px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background 0.3s;
    font-weight: 500;
}

.btn-edit:hover {
    background: #e0a800;
}

.btn-delete {
    background: #dc3545;
    color: white;
    padding: 8px 16px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background 0.3s;
}

.btn-delete:hover {
    background: #c82333;
}

/* Day cards for week plan */
.day-card {
    background: var(--bs-body-bg);
    border: 2px solid var(--bs-border-color);
    padding: 15px;
    margin-bottom: 15px;
    border-radius: 8px;
}

.day-card h4 {
    color: var(--gradient-start);
    margin-bottom: 10px;
}

.day-card .recipe-item {
    padding: 8px;
    background: var(--bs-secondary-bg);
    margin-bottom: 5px;
    border-radius: 4px;
}

/* Shopping list */
#shopping-list {
    background: var(--bs-warning-bg-subtle);
    padding: 20px;
    border-radius: 8px;
    border: 2px solid var(--bs-warning-border-subtle);
}

[data-bs-theme="dark"] #shopping-list {
    background: rgba(255, 193, 7, 0.1);
    border-color: rgba(255, 193, 7, 0.3);
}

/* Dark mode - Manual item form styling */
[data-bs-theme="dark"] #shopping-list .manual-item-form {
    background: rgba(100, 100, 100, 0.3) !important;
    border: 1px solid rgba(255, 193, 7, 0.3);
}

[data-bs-theme="dark"] #shopping-list .manual-item-form h4 {
    color: var(--bs-body-color);
}

[data-bs-theme="dark"] #shopping-list .manual-item-form input,
[data-bs-theme="dark"] #shopping-list .manual-item-form select {
    background: var(--bs-body-bg);
    color: var(--bs-body-color);
    border: 1px solid var(--bs-border-color);
}

[data-bs-theme="dark"] #shopping-list .manual-item-form input::placeholder {
    color: var(--bs-secondary-color);
}

.shopping-item {
    padding: 8px 0;
    border-bottom: 1px solid var(--bs-border-color);
}

.shopping-item:last-child {
    border-bottom: none;
}

/* Modal styling */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
}

.modal-content {
    background: var(--bs-body-bg);
    margin: 15% auto;
    padding: 30px;
    border-radius: 10px;
    width: 90%;
    max-width: 400px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    color: var(--bs-body-color);
}

.close {
    color: var(--bs-secondary);
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.3s;
}

.close:hover {
    color: var(--bs-body-color);
}

/* Alert styling */
.alert {
    padding: 15px;
    margin-bottom: 20px;
    border-radius: 5px;
}

.alert-success {
    background: var(--bs-success-bg-subtle);
    border: 1px solid var(--bs-success-border-subtle);
    color: var(--bs-success-text-emphasis);
}

.alert-error {
    background: var(--bs-danger-bg-subtle);
    border: 1px solid var(--bs-danger-border-subtle);
    color: var(--bs-danger-text-emphasis);
}

/* Quick assign buttons */
.quick-assign-buttons {
    display: flex;
    gap: 10px;
    margin: 15px 0;
}

.btn-quick {
    flex: 1;
    background: #17a2b8;
    color: white;
    padding: 10px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background 0.3s;
}

.btn-quick:hover {
    background: #138496;
}

.btn-danger {
    background: #dc3545;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background 0.3s;
}

.btn-danger:hover {
    background: #c82333;
}

/* Form group spacing for modal */
.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 8px;
    border: 1px solid var(--bs-border-color);
    border-radius: 5px;
    background: var(--bs-body-bg);
    color: var(--bs-body-color);
}

/* Theme toggle button */
#theme-toggle {
    transition: transform 0.3s;
}

#theme-toggle:hover {
    transform: scale(1.1);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    body {
        padding: 10px;
    }

    .recipe-card button {
        font-size: 14px;
        padding: 6px 12px;
    }

    .modal-content {
        margin: 30% auto;
        width: 95%;
    }
}