/* 設定全域變數做為主題顏色與樣式基準 */
:root {
    /* 卡通風格、高彩度、粗邊框的配色 */
    --primary-color: #ff4757; 
    --primary-hover: #ff6b81;
    --accent-color: #2ed573;
    --bg-color: #fce38a; /* 亮黃色背景 */
    --container-bg: #ffffff;
    --text-color: #2f3542;
    --text-muted: #57606f;
    --border-color: #2f3542; /* 卡通風格的粗黑邊框 */
    --border-width: 4px; /* 粗細度 */
    --shadow-solid: 6px 6px 0px #2f3542; /* 卡通式純色落陰影 */
}

/* 重置預設樣式並套用字體 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Noto Sans TC', 'Comic Sans MS', sans-serif;
}

/* 網頁整體背景，使用活潑的普普風圓點點 */
body {
    background-color: var(--bg-color);
    background-image: radial-gradient(#f3a683 15%, transparent 16%), radial-gradient(#f3a683 15%, transparent 16%);
    background-size: 40px 40px;
    background-position: 0 0, 20px 20px;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--text-color);
    padding: 40px 20px;
}

/* 卡片主容器：加上粗邊框與硬陰影 */
.container {
    background-color: var(--container-bg);
    max-width: 680px;
    width: 100%;
    border-radius: 20px;
    border: var(--border-width) solid var(--border-color);
    box-shadow: var(--shadow-solid);
    padding: 40px;
    position: relative;
}

/* 頂部標題與敘述 */
header {
    text-align: center;
    margin-bottom: 30px;
    position: relative;
}

/* 新增：頂部裝飾圖片 */
.header-image {
    width: 60px;
    height: 60px;
    object-fit: contain;
    margin-bottom: 5px;
    animation: floating 2s ease-in-out infinite;
}

/* 簡單的上下浮動動畫 */
@keyframes floating {
    0% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
    100% { transform: translateY(0); }
}

header h1 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 10px;
    font-weight: 900;
    text-shadow: 3px 3px 0px #ffb8b8;
    letter-spacing: 2px;
}

header p {
    color: var(--text-color);
    font-weight: 800;
    font-size: 1.1rem;
    background-color: #fff200;
    display: inline-block;
    padding: 5px 15px;
    border-radius: 10px;
    border: 2px solid var(--border-color);
    transform: rotate(-1deg);
}

/* 輸入區域設計 */
.input-section {
    margin-bottom: 25px; 
}

.input-group {
    display: flex;
    gap: 12px;
    margin-bottom: 15px;
}

/* 文字輸入框：加入粗邊框 */
input[type="text"], .storage-select {
    flex: 1;
    padding: 12px 18px;
    border: var(--border-width) solid var(--border-color);
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 800;
    outline: none;
    background-color: #fff;
    color: var(--text-color);
    transition: transform 0.2s;
}

input[type="text"]:focus, .storage-select:focus {
    transform: translateY(-2px);
    box-shadow: 4px 4px 0px rgba(0,0,0,0.1);
}

.storage-select {
    flex: 0.5; 
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232f3542' stroke-width='4' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1.2em;
}

/* 推薦調味料標籤區域 */
.dynamic-suggestions {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 15px;
}

.dynamic-suggestions.hidden {
    display: none;
}

.suggest-label {
    font-size: 0.95rem;
    color: var(--primary-color);
    font-weight: 900;
    white-space: nowrap;
}

.suggestion-chips-container {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

/* 推薦標籤鈕：卡通風按鈕 */
.suggest-chip {
    background-color: #7bed9f;
    color: var(--text-color);
    border: 3px solid var(--border-color);
    box-shadow: 3px 3px 0px var(--border-color);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 800;
    cursor: pointer;
    transition: transform 0.1s;
}

.suggest-chip:hover {
    transform: translate(2px, 2px);
    box-shadow: 1px 1px 0px var(--border-color);
}

.hint-text {
    font-size: 0.9rem;
    color: #4b6584;
    font-weight: 700;
    text-align: center;
    background: #f1f2f6;
    padding: 8px;
    border-radius: 8px;
    border: 3px dashed var(--border-color);
}

/* 放入冰箱按鈕 */
#addBtn {
    padding: 12px 25px;
    background-color: #1e90ff; 
    color: white;
    border: var(--border-width) solid var(--border-color);
    box-shadow: 4px 4px 0px var(--border-color);
    border-radius: 12px;
    white-space: nowrap;
    font-weight: 900;
    font-size: 1.1rem;
    cursor: pointer;
    transition: transform 0.1s, box-shadow 0.1s;
}

#addBtn:hover {
    background-color: #70a1ff;
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0px var(--border-color);
}

#addBtn:active {
    transform: translate(4px, 4px);
    box-shadow: 0px 0px 0px var(--border-color);
}

/* ============================
   超級卡通冰箱外觀
   ============================ */
.fridge-wrapper {
    display: flex;
    justify-content: center;
    margin-bottom: 35px;
}

.fridge {
    width: 360px;
    height: 500px; 
    background-color: #70a1ff; /* 亮藍色卡通冰箱外殼 */
    border: var(--border-width) solid var(--border-color);
    border-radius: 20px 20px 10px 10px;
    padding: 15px;
    box-shadow: var(--shadow-solid);
    position: relative;
}

/* 畫上冰箱手把裝飾 */
.fridge::before {
    content: '';
    position: absolute;
    width: 15px;
    height: 80px;
    background-color: #dfe4ea;
    border: 3px solid var(--border-color);
    border-radius: 8px;
    right: 20px;
    top: 60px;
    z-index: 5;
}

.fridge::after {
    content: '';
    position: absolute;
    width: 15px;
    height: 120px;
    background-color: #dfe4ea;
    border: 3px solid var(--border-color);
    border-radius: 8px;
    right: 20px;
    bottom: 120px;
    z-index: 5;
}


.fridge-inner {
    background-color: #ffffff;
    height: 100%;
    border: var(--border-width) solid var(--border-color);
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    overflow: hidden; 
}

/* 冷凍庫 */
.freezer-section {
    flex: 1; 
    background-color: #eccc68; /* 明亮的黃色背景代表冷凍庫 */
    border-bottom: var(--border-width) solid var(--border-color);
    display: flex;
    flex-direction: column;
    position: relative;
}

/* 冷藏室 */
.fridge-section {
    flex: 2; 
    display: flex;
    flex-direction: column;
    position: relative;
    background-color: #ffffff;
}

.section-label {
    font-size: 0.9rem;
    color: var(--text-color);
    padding: 6px 12px;
    position: absolute;
    top: 5px;
    left: 5px;
    font-weight: 900;
    pointer-events: none;
    background-color: rgba(255,255,255,0.8);
    border-radius: 8px;
    border: 3px solid var(--border-color);
}

/* 冰箱層架 */
.shelf {
    flex: 1;
    display: flex;
    align-items: flex-end;
    padding: 30px 10px 15px 10px;
    gap: 12px;
    flex-wrap: wrap; 
    position: relative;
    align-content: flex-end;
}

#shelf-fridge-1 {
    border-bottom: var(--border-width) solid var(--border-color); 
}

/* 蔬果保鮮盒: 綠色調 */
#shelf-fridge-2 {
    background-color: #a4b0be; 
    background-image: repeating-linear-gradient(45deg, transparent, transparent 10px, rgba(255,255,255,0.4) 10px, rgba(255,255,255,0.4) 20px);
    border-top: var(--border-width) solid var(--border-color);
}

/* ============================
   食材標籤：卡通粗線條與高彩度
   ============================ */
.ingredient-chip {
    background-color: #ffa502;
    color: white;
    padding: 6px 10px;
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border: 3px solid var(--border-color);
    box-shadow: 3px 3px 0px var(--border-color);
    transition: transform 0.1s;
    animation: dropIn 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    cursor: pointer;
    min-width: 65px;
}

/* 偶數與特定倍數的標籤可以換個顏色讓它繽紛點！ */
.ingredient-chip:nth-child(even) {
    background-color: #ff4757;
}

.ingredient-chip:nth-child(3n) {
    background-color: #2ed573;
}

.ingredient-chip.selected {
    background-color: #1e90ff; /* 選取變成藍色 */
    transform: scale(1.1) rotate(-5deg); 
    box-shadow: 5px 5px 0px var(--border-color);
}

.chip-name {
    font-weight: 900;
    font-size: 1.2rem; /* 放大加入 Emoji 後的心情 */
    text-shadow: 1px 1px 0px rgba(0,0,0,0.3);
}

.chip-date {
    font-size: 0.75rem;
    color: #fff;
    margin-top: 4px;
    font-weight: 800;
    background: var(--border-color);
    padding: 1px 5px;
    border-radius: 4px;
}

.ingredient-chip:hover {
    transform: translateY(-5px);
    z-index: 10;
}

.ingredient-chip .remove-btn {
    background: #ff6348;
    color: white;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.1rem;
    font-weight: 900;
    position: absolute;
    top: -12px;
    right: -12px;
    border: 3px solid var(--border-color);
    cursor: pointer;
    opacity: 0;
    line-height: 1;
}

.ingredient-chip:hover .remove-btn {
    opacity: 1;
}

.remove-btn:hover {
    background: #eccc68;
    transform: scale(1.2) rotate(15deg);
}

/* ============================
   生成按鈕：超大卡通按鍵
   ============================ */
.action-section {
    text-align: center;
    margin-bottom: 25px;
}

.primary-btn {
    background-color: #ff4757;
    color: white;
    padding: 18px 30px;
    font-size: 1.4rem;
    font-weight: 900;
    border-radius: 16px;
    border: var(--border-width) solid var(--border-color);
    box-shadow: 6px 6px 0px var(--border-color);
    width: 100%;
    cursor: pointer;
    transition: transform 0.1s, box-shadow 0.1s;
    outline: none;
    letter-spacing: 1px;
}

.primary-btn:hover {
    background-color: #ff6b81;
    transform: translate(2px, 2px);
    box-shadow: 4px 4px 0px var(--border-color);
}

.primary-btn:active {
    transform: translate(6px, 6px);
    box-shadow: 0px 0px 0px var(--border-color);
}

.primary-btn:disabled {
    background: #a4b0be;
    box-shadow: 0px 0px 0px var(--border-color);
    transform: translate(6px, 6px);
    cursor: not-allowed;
}

/* ============================
   食譜展示卡片
   ============================ */
.recipe-section {
    background-color: #fff;
    padding: 30px;
    border-radius: 20px;
    border: var(--border-width) solid var(--border-color);
    box-shadow: var(--shadow-solid);
    animation: slideUpFade 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    margin-top: 20px;
}

.recipe-section::before {
    content: "🎀 叮咚！食譜完成！";
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%) rotate(-2deg);
    background: #1e90ff;
    color: white;
    padding: 6px 18px;
    border-radius: 12px;
    border: 3px solid var(--border-color);
    font-size: 1.05rem;
    font-weight: 900;
}

.recipe-section.hidden {
    display: none;
}

.recipe-section h2 {
    color: var(--primary-color);
    margin-top: 15px;
    margin-bottom: 20px;
    font-size: 1.8rem;
    text-align: center;
    font-weight: 900;
}

.recipe-content h3 {
    background: var(--border-color);
    display: inline-block;
    padding: 6px 15px;
    border-radius: 8px;
    color: white;
    margin-top: 15px;
    margin-bottom: 15px;
    font-size: 1.15rem;
    font-weight: 800;
    box-shadow: 3px 3px 0px #ff6b81;
}

.recipe-content ul, .recipe-content ol {
    margin-left: 25px;
    color: var(--text-color);
    font-weight: 800;
    line-height: 1.6;
    font-size: 1.1rem;
}

.recipe-content li {
    margin-bottom: 15px;
}

/* 推薦食材區塊 */
.suggested-section {
    background-color: #ffb8b8;
    border: 3px solid var(--border-color);
    padding: 15px;
    margin: 20px 0;
    border-radius: 12px;
    box-shadow: 4px 4px 0px var(--border-color);
}

.suggested-section h3 {
    margin-top: 0;
    color: white;
    text-shadow: 1px 1px 0px var(--border-color);
    background: transparent;
    border-radius: 0;
    padding: 0;
    box-shadow: none;
    font-size: 1.2rem;
}

.suggestions-text {
    color: var(--text-color);
    font-weight: 900;
    font-size: 1.05rem;
    margin-top: 10px;
}

/* ============================
   異動紀錄區塊
   ============================ */
.history-section {
    background: #fff;
    border: var(--border-width) solid var(--border-color);
    border-radius: 16px;
    padding: 15px 20px;
    margin-bottom: 25px;
    box-shadow: var(--shadow-solid);
    max-height: 150px;
    overflow-y: auto;
}

.history-section h3 {
    font-size: 1.2rem;
    color: var(--text-color);
    margin-top: 0;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 4px dashed #ff6b81;
    font-weight: 900;
}

.history-list {
    list-style: none;
    font-size: 1rem;
    font-weight: 800;
}

.history-list li {
    padding: 10px 0;
    border-bottom: 2px dashed #dfe4ea;
    display: flex;
    align-items: center;
    gap: 8px;
}

.history-list li:last-child {
    border-bottom: none;
}

.history-time {
    background: var(--border-color);
    color: white;
    padding: 2px 6px;
    border-radius: 6px;
    font-size: 0.85rem;
}

.action-add {
    color: #2ed573;
}

.action-remove {
    color: #ff4757;
}

@keyframes slideUpFade {
    0% { opacity: 0; transform: translateY(30px); }
    100% { opacity: 1; transform: translateY(0); }
}

@keyframes dropIn {
    0% { transform: translateY(-20px) scale(0.8); opacity: 0; }
    50% { transform: translateY(5px) scale(1.1); }
    100% { transform: translateY(0) scale(1); opacity: 1; }
}

@keyframes fadeInList {
    from { opacity: 0; transform: translateX(-10px); }
    to { opacity: 1; transform: translateX(0); }
}

/* 自訂捲軸樣式 */
.history-section::-webkit-scrollbar {
    width: 8px;
}
.history-section::-webkit-scrollbar-thumb {
    background-color: var(--border-color);
    border-radius: 4px;
}