/* =========================================================
   フロントエンドスタイル - 家庭科デジタルスーパー
   ========================================================= */

.ds-super-container {
    --ds-bg: #fff8f0;
    --ds-panel: #ffffff;
    --ds-ink: #2d1810;
    --ds-muted: #8b6f47;
    --ds-line: #ffd4a3;
    --ds-accent: #ff6b35;
    --ds-price: #e63946;
    --ds-good: #06a94d;
    --ds-cart-bg: #fff3e6;
    --ds-shadow: 0 8px 24px rgba(255,107,53,.15);
    --ds-radius: 20px;
}

.ds-super-container * {
    box-sizing: border-box;
}

.ds-super-container {
    font-family: system-ui,-apple-system,"Segoe UI",Roboto,"Noto Sans JP","Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;
    background: linear-gradient(135deg, #fff8f0 0%, #ffe8d6 100%);
    color: var(--ds-ink);
    padding-bottom: 40px;
}

/* ヘッダー */
.ds-header {
    padding: 20px 20px 16px;
    max-width: 1600px;
    margin: 0 auto;
    background: linear-gradient(135deg, #ff6b35 0%, #ff8c42 100%);
    color: #fff;
    border-radius: 0 0 24px 24px;
    box-shadow: 0 4px 20px rgba(255,107,53,.25);
}

.ds-header h1 {
    margin: 0 0 12px;
    font-size: 32px;
    letter-spacing: .02em;
    text-shadow: 2px 2px 4px rgba(0,0,0,.2);
}

.ds-sub {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    align-items: center;
    font-size: 16px;
}

.ds-chip {
    display: inline-flex;
    gap: 10px;
    align-items: center;
    padding: 8px 14px;
    border: 2px solid rgba(255,255,255,.3);
    border-radius: 999px;
    background: rgba(255,255,255,.2);
    backdrop-filter: blur(10px);
    color: #fff;
}

.ds-chip b {
    color: #fff;
    font-size: 17px;
    text-shadow: 1px 1px 2px rgba(0,0,0,.2);
}

/* メインコンテナ */
.ds-wrap {
    max-width: 1600px;
    margin: 0 auto;
    padding: 20px;
}

.ds-layout {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 20px;
    align-items: start;
}

@media (max-width: 1100px) {
    .ds-layout {
        grid-template-columns: 1fr;
    }
}

.ds-panel {
    background: var(--ds-panel);
    border: 2px solid var(--ds-line);
    border-radius: var(--ds-radius);
    box-shadow: var(--ds-shadow);
    overflow: hidden;
}

/* タブ */
.ds-tabs {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    padding: 16px;
    border-bottom: 2px solid var(--ds-line);
    background: linear-gradient(180deg, #fff5eb 0%, #ffffff 100%);
}

.ds-tab {
    border: 2px solid var(--ds-line);
    background: #fff;
    color: var(--ds-ink);
    padding: 14px 20px;
    border-radius: 16px;
    cursor: pointer;
    font-size: 18px;
    font-weight: 900;
    user-select: none;
    min-height: 52px;
    transition: all 0.2s;
}

.ds-tab:hover {
    background: #fff8f0;
    transform: translateY(-2px);
}

.ds-tab[aria-selected="true"] {
    border-color: var(--ds-accent);
    background: linear-gradient(135deg, #ff6b35 0%, #ff8c42 100%);
    color: #fff;
    box-shadow: 0 4px 12px rgba(255,107,53,.3);
}

/* コントロール */
.ds-controls {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    padding: 16px;
    border-bottom: 2px solid var(--ds-line);
    align-items: center;
    background: #fffcf7;
}

.ds-search {
    flex: 1;
    min-width: 280px;
    display: flex;
    gap: 10px;
    align-items: center;
}

.ds-search-input {
    width: 100%;
    border: 2px solid var(--ds-line);
    border-radius: 16px;
    padding: 14px 16px;
    font-size: 18px;
    outline: none;
    background: #fff;
    transition: all 0.2s;
}

.ds-search-input:focus {
    box-shadow: 0 0 0 4px rgba(255,107,53,.15);
    border-color: var(--ds-accent);
}

.ds-budget {
    display: flex;
    gap: 10px;
    align-items: center;
    white-space: nowrap;
}

.ds-budget-label {
    font-size: 17px;
    font-weight: 700;
    color: var(--ds-accent);
}

.ds-budget-input {
    width: 140px;
    border: 2px solid var(--ds-line);
    border-radius: 16px;
    padding: 14px 16px;
    font-size: 18px;
    outline: none;
    background: #fff;
    text-align: right;
    transition: all 0.2s;
}

.ds-budget-input:focus {
    box-shadow: 0 0 0 4px rgba(255,107,53,.15);
    border-color: var(--ds-accent);
}

/* 商品グリッド */
.ds-grid {
    padding: 16px;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

@media (max-width: 1400px) {
    .ds-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 900px) {
    .ds-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 700px) {
    .ds-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 500px) {
    .ds-grid {
        grid-template-columns: 1fr;
    }
}

.ds-card {
    border: 2px solid var(--ds-line);
    border-radius: 18px;
    overflow: hidden;
    background: #fff;
    display: flex;
    flex-direction: column;
    min-height: 260px;
    transition: all 0.2s;
}

.ds-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(255,107,53,.2);
}

.ds-thumb {
    aspect-ratio: 1 / 1;
    background: linear-gradient(135deg, #fff5eb 0%, #ffe8d6 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border-bottom: 2px solid var(--ds-line);
}

.ds-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.ds-meta {
    padding: 14px 14px 16px;
    display: flex;
    gap: 8px;
    flex-direction: column;
    flex: 1;
}

.ds-name {
    font-size: 19px;
    font-weight: 900;
    line-height: 1.3;
    color: var(--ds-ink);
}

.ds-price {
    font-size: 24px;
    font-weight: 900;
    color: var(--ds-price);
    text-shadow: 1px 1px 0px rgba(230,57,70,.1);
}

.ds-cat {
    font-size: 14px;
    color: var(--ds-muted);
    font-weight: 600;
    margin-top: -2px;
}

.ds-btn {
    width: 100%;
    border: 0;
    border-top: 2px solid var(--ds-line);
    background: linear-gradient(135deg, #ff6b35 0%, #ff8c42 100%);
    cursor: pointer;
    padding: 16px;
    font-size: 18px;
    font-weight: 900;
    color: #fff;
    min-height: 60px;
    transition: all 0.2s;
    text-shadow: 1px 1px 2px rgba(0,0,0,.2);
}

.ds-btn:hover {
    background: linear-gradient(135deg, #ff5722 0%, #ff6b35 100%);
}

.ds-btn:active {
    transform: translateY(2px);
}

/* カート */
.ds-cart-container {
    position: sticky;
    top: 20px;
    max-height: calc(100vh - 40px);
    display: flex;
    flex-direction: column;
}

.ds-cart-head {
    padding: 16px;
    border-bottom: 2px solid var(--ds-line);
    background: linear-gradient(135deg, #ff6b35 0%, #ff8c42 100%);
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: center;
    flex-shrink: 0;
}

.ds-cart-head h2 {
    margin: 0;
    font-size: 24px;
    color: #fff;
    text-shadow: 2px 2px 4px rgba(0,0,0,.2);
}

.ds-cart-count {
    font-size: 20px;
    font-weight: 900;
    color: #fff;
    background: rgba(255,255,255,.25);
    padding: 6px 12px;
    border-radius: 999px;
    text-shadow: 1px 1px 2px rgba(0,0,0,.2);
}

.ds-cart-body {
    padding: 16px;
    background: var(--ds-cart-bg);
    overflow-y: auto;
    flex: 1;
    min-height: 0;
}

.ds-cart-body::-webkit-scrollbar {
    width: 10px;
}

.ds-cart-body::-webkit-scrollbar-track {
    background: #ffe8d6;
    border-radius: 10px;
}

.ds-cart-body::-webkit-scrollbar-thumb {
    background: #ff6b35;
    border-radius: 10px;
}

.ds-cart-body::-webkit-scrollbar-thumb:hover {
    background: #ff5722;
}

.ds-cart-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin: 0 0 16px 0;
    padding: 0;
    list-style: none;
}

.ds-cart-item {
    border: 2px solid var(--ds-line);
    border-radius: 18px;
    padding: 14px;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 12px;
    align-items: center;
    background: #fff;
    transition: all 0.2s;
}

.ds-cart-item:hover {
    box-shadow: 0 4px 12px rgba(255,107,53,.15);
}

.ds-cart-item-left {
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 0;
}

.ds-cart-item-title {
    font-weight: 900;
    font-size: 18px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--ds-ink);
}

.ds-cart-item-subtxt {
    color: var(--ds-muted);
    font-size: 15px;
    font-weight: 600;
}

.ds-qty {
    display: flex;
    align-items: center;
    gap: 10px;
}

.ds-qty-btn {
    width: 50px;
    height: 50px;
    border-radius: 14px;
    border: 2px solid var(--ds-line);
    background: linear-gradient(135deg, #fff 0%, #fff8f0 100%);
    cursor: pointer;
    font-size: 24px;
    font-weight: 900;
    color: var(--ds-accent);
    transition: all 0.2s;
}

.ds-qty-btn:hover {
    background: linear-gradient(135deg, #ff6b35 0%, #ff8c42 100%);
    color: #fff;
    border-color: var(--ds-accent);
}

.ds-qty-btn:active {
    transform: scale(0.95);
}

.ds-qty-num {
    width: 50px;
    text-align: center;
    font-size: 22px;
    font-weight: 900;
    color: var(--ds-price);
}

.ds-totals {
    margin-top: 16px;
    border-top: 2px solid var(--ds-line);
    padding-top: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    background: #fff;
    padding: 16px;
    border-radius: 16px;
    border: 2px solid var(--ds-line);
}

.ds-row {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    font-size: 18px;
    font-weight: 700;
}

.ds-row-big {
    font-size: 28px;
    font-weight: 900;
    color: var(--ds-price);
    padding-top: 12px;
    border-top: 2px dashed var(--ds-line);
}

.ds-hint {
    margin-top: 12px;
    padding: 14px 16px;
    border-radius: 18px;
    background: #fff;
    border: 2px dashed var(--ds-line);
    color: var(--ds-muted);
    font-size: 14px;
    line-height: 1.6;
}

.ds-cart-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 16px;
}

.ds-action-btn {
    border: 2px solid var(--ds-line);
    background: #fff;
    border-radius: 18px;
    padding: 16px;
    cursor: pointer;
    font-size: 18px;
    font-weight: 900;
    min-height: 60px;
    transition: all 0.2s;
}

.ds-action-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,.1);
}

.ds-action-btn:active {
    transform: translateY(0);
}

.ds-action-primary {
    border-color: var(--ds-good);
    background: linear-gradient(135deg, #06a94d 0%, #0cd963 100%);
    color: #fff;
    box-shadow: 0 4px 12px rgba(6,169,77,.3);
    text-shadow: 1px 1px 2px rgba(0,0,0,.2);
}

.ds-action-primary:hover {
    background: linear-gradient(135deg, #059142 0%, #06a94d 100%);
}

.ds-action-download {
    border-color: #0ea5e9;
    background: linear-gradient(135deg, #0ea5e9 0%, #38bdf8 100%);
    color: #fff;
    box-shadow: 0 4px 12px rgba(14,165,233,.3);
    text-shadow: 1px 1px 2px rgba(0,0,0,.2);
}

.ds-action-download:hover {
    background: linear-gradient(135deg, #0284c7 0%, #0ea5e9 100%);
}

.ds-status {
    margin-top: 14px;
    padding: 14px 16px;
    border-radius: 18px;
    border: 2px solid var(--ds-line);
    background: #fff;
    font-size: 16px;
    font-weight: 600;
    line-height: 1.5;
}

.ds-status.ds-good {
    border-color: var(--ds-good);
    background: linear-gradient(135deg, rgba(6,169,77,.1) 0%, #fff 100%);
    color: #059142;
}

.ds-status.ds-bad {
    border-color: var(--ds-price);
    background: linear-gradient(135deg, rgba(230,57,70,.1) 0%, #fff 100%);
    color: #c31825;
}

.ds-muted {
    color: var(--ds-muted);
}