/* ===========================
   VARIABLES & RESET
   =========================== */
:root {
    --color-primary: #1a1a1a; /* Noir */
    --color-secondary: #f5e6d3; /* Beige clair */
    --color-bg: #faf8f5; /* Blanc cassé */
    --color-accent: #f9f3d6; /* Jaune pâle */
    --color-text: #2c2c2c;
    --color-light: #ffffff;
    --color-success: #4caf50;
    --color-danger: #f44336;
    --color-info: #2196f3;
    --border-radius: 12px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 6px 16px rgba(0, 0, 0, 0.15);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, var(--color-bg) 0%, var(--color-secondary) 100%);
    color: var(--color-text);
    line-height: 1.6;
    padding-bottom: 160px;
    padding-top: 0.5rem;
    min-height: 100vh;
}

/* ===========================
   HEADER - REMOVED
   =========================== */

/* ===========================
   MODE TOGGLE
   =========================== */
.mode-toggle {
    display: flex;
    gap: var(--spacing-xs);
    padding: 0.5rem;
    background: var(--color-light);
    margin: 0.5rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.mode-btn {
    flex: 1;
    padding: 0.65rem;
    border: 2px solid var(--color-primary);
    background: transparent;
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.85rem;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.mode-btn.active {
    background: var(--color-primary);
    color: var(--color-light);
}

.mode-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

/* ===========================
   SEARCH BAR
   =========================== */
.search-container {
    padding: 0 0.5rem;
    margin-bottom: 0.5rem;
    position: relative;
}

#searchBar {
    width: 100%;
    padding: 0.65rem;
    font-size: 0.95rem;
    border: 2px solid var(--color-secondary);
    border-radius: var(--border-radius);
    background: var(--color-light);
    transition: all 0.3s ease;
}

#searchBar:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(26, 26, 26, 0.1);
}

.search-results {
    position: absolute;
    top: 100%;
    left: var(--spacing-sm);
    right: var(--spacing-sm);
    background: var(--color-light);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-hover);
    max-height: 400px;
    overflow-y: auto;
    z-index: 50;
    display: none;
}

.search-results.active {
    display: block;
}

.search-result-item {
    padding: var(--spacing-sm);
    border-bottom: 1px solid var(--color-secondary);
    cursor: pointer;
    transition: background 0.2s ease;
}

.search-result-item:hover {
    background: var(--color-accent);
}

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

.search-category {
    font-size: 0.75rem;
    color: #888;
    margin-top: 0.25rem;
}

/* ===========================
   ACTIONS BUTTONS
   =========================== */
.actions-top {
    display: flex;
    gap: var(--spacing-xs);
    padding: 0 0.5rem 0.5rem;
}

.actions-bottom {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--color-light);
    padding: 0.65rem;
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    z-index: 99;
}

.btn-action {
    padding: 0.7rem 1rem;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-light);
}

.btn-secondary {
    background: var(--color-secondary);
    color: var(--color-text);
    flex: 1;
}

.btn-success {
    background: var(--color-success);
    color: var(--color-light);
}

.btn-danger {
    background: var(--color-danger);
    color: var(--color-light);
    flex: 1;
}

.btn-info {
    background: var(--color-info);
    color: var(--color-light);
}

.btn-action:active {
    transform: scale(0.97);
}

/* ===========================
   MAIN CONTENT
   =========================== */
main {
    padding: 0 0.5rem;
}

.section-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-primary);
    margin: 0.75rem 0 0.5rem;
    padding: 0.4rem 0.75rem;
    background: var(--color-accent);
    border-left: 4px solid var(--color-primary);
    border-radius: 4px;
}

.favorites-section {
    margin-bottom: 0.75rem;
}

.category-card {
    background: var(--color-light);
    border-radius: var(--border-radius);
    padding: 0.75rem;
    margin-bottom: 1rem;
    box-shadow: var(--shadow);
}

.items-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

/* ===========================
   ITEM
   =========================== */
.item {
    background: var(--color-bg);
    padding: var(--spacing-sm);
    border-radius: 8px;
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

.item.checked {
    border-color: var(--color-primary);
    background: var(--color-accent);
}

.item-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xs);
}

.item-checkbox {
    width: 24px;
    height: 24px;
    cursor: pointer;
    accent-color: var(--color-primary);
}

.item-name {
    flex: 1;
    font-weight: 600;
    font-size: 1rem;
    color: var(--color-text);
}

.favorite-badge {
    background: var(--color-accent);
    color: var(--color-primary);
    padding: 0.2rem 0.5rem;
    border-radius: 12px;
    font-size: 0.7rem;
    font-weight: 700;
}

.item-details {
    display: none;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-sm);
}

.item.checked .item-details {
    display: grid;
}

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

.input-label {
    font-size: 0.75rem;
    color: #666;
    margin-bottom: 0.25rem;
    font-weight: 600;
}

.item-quantity {
    padding: 0.5rem;
    border: 2px solid var(--color-secondary);
    border-radius: 6px;
    font-size: 0.95rem;
    width: 100%;
}

.item-unit {
    padding: 0.5rem;
    border: 2px solid var(--color-secondary);
    border-radius: 6px;
    font-size: 0.95rem;
    background: var(--color-light);
    cursor: pointer;
}

.item-comment {
    grid-column: 1 / -1;
    padding: 0.5rem;
    border: 2px solid var(--color-secondary);
    border-radius: 6px;
    font-size: 0.9rem;
    font-family: inherit;
    resize: vertical;
    min-height: 60px;
}

.item-quantity:focus,
.item-unit:focus,
.item-comment:focus {
    outline: none;
    border-color: var(--color-primary);
}

/* ===========================
   FOOTER
   =========================== */
.footer {
    text-align: center;
    padding: var(--spacing-md);
    color: #666;
    font-size: 0.85rem;
    margin-top: var(--spacing-lg);
}

.save-indicator {
    color: var(--color-success);
    font-weight: 600;
    margin-top: 0.5rem;
}

/* ===========================
   RESPONSIVE
   =========================== */
@media (min-width: 768px) {
    body {
        padding-bottom: 120px;
    }

    main {
        max-width: 900px;
        margin: 0 auto;
    }

    .actions-bottom {
        max-width: 900px;
        left: 50%;
        transform: translateX(-50%);
        flex-direction: row;
    }

    .mode-toggle {
        max-width: 900px;
        margin: var(--spacing-sm) auto;
    }

    .search-container {
        max-width: 900px;
        margin: 0 auto var(--spacing-sm);
    }

    .actions-top {
        max-width: 900px;
        margin: 0 auto;
        padding-bottom: var(--spacing-sm);
    }
}

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

.category-card {
    animation: fadeIn 0.3s ease;
}

/* ===========================
   SCROLLBAR
   =========================== */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--color-primary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #333;
}

/* ===========================
   HIDDEN CLASS
   =========================== */
.hidden {
    display: none !important;
}

/* ===========================
   EMPTY STATE
   =========================== */
.empty-state {
    text-align: center;
    padding: var(--spacing-lg);
    color: #999;
    font-style: italic;
}