/* ============================================================
   image-cart.css
   Storefront 子テーマ: assets/css/image-cart.css
   ============================================================ */

:root {
    --ic-primary:    #2c2d33;
    --ic-accent:     #cc2900;
    --ic-accent-h:   #a82200;
    --ic-surface:    #ffffff;
    --ic-surface2:   #f8f8f8;
    --ic-border:     #e1e1e1;
    --ic-focus:      #96588a;
    --ic-text:       #2c2d33;
    --ic-muted:      #767676;
    --ic-shadow:     0 4px 20px rgba(0,0,0,.14);
    --ic-shadow-lg:  0 16px 48px rgba(0,0,0,.2);
    --ic-radius:     4px;
    --ic-font:       -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial,
                     "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
    --ic-trans:      .2s ease;
}

/* ============================================================
   Envira Gallery オーバーレイ
   ============================================================ */

/* ホバー拡大用に transform の起点を設定 */
.envira-gallery-item {
    overflow: hidden;
}
.envira-gallery-item img {
    display: block;
    width: 100%;
    transition: transform var(--ic-trans);
}
.envira-gallery-item:hover img {
    transform: scale(1.05);
}

/* item-inner を重ね合わせの基準にする */
.envira-gallery-item-inner {
    position: relative;
    line-height: 0; /* inline-block の余白除去 */
}

/* オーバーレイ本体（通常は透明・ホバーで表示） */
.ic-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding: 10px;
    background: linear-gradient(to bottom, transparent 40%, rgba(0,0,0,.6) 100%);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--ic-trans);
    /* overflow:hidden より外に出ないようにする */
    overflow: hidden;
}
.envira-gallery-item:hover .ic-overlay,
.envira-gallery-item:focus-within .ic-overlay {
    opacity: 1;
    pointer-events: auto;
}
/* タッチデバイスは常時表示 */
@media (hover: none) {
    .ic-overlay {
        opacity: 1;
        pointer-events: auto;
        background: linear-gradient(to bottom, transparent 55%, rgba(0,0,0,.45) 100%);
    }
}

/* カートに入れるボタン */
.ic-btn-add {
    padding: 7px 14px;
    border: 2px solid rgba(255,255,255,.85);
    border-radius: var(--ic-radius);
    background: rgba(0,0,0,.3);
    backdrop-filter: blur(3px);
    -webkit-backdrop-filter: blur(3px);
    color: #ff5650;
    font: 600 .78rem/1 var(--ic-font);
    cursor: pointer;
    white-space: nowrap;
    letter-spacing: .03em;
    transition: background var(--ic-trans), transform var(--ic-trans);
}
.ic-btn-add:hover:not([disabled]) {
    background: rgba(255,255,255,.25);
    transform: translateY(-1px);
}
.ic-btn-add:focus-visible {
    outline: 3px solid #fff;
    outline-offset: 2px;
}
.ic-btn-add.is-added {
    background: rgba(30,30,40,.75);
    border-color: rgba(255,255,255,.35);
    color: rgba(255,255,255,.65);
    cursor: default;
}

/* ============================================================
   ヘッダーカートボタン（Storefront ナビ右側）
   ============================================================ */
#ic-widget {
    display: inline-flex;
    align-items: center;
    margin-left: 1em;
}
#ic-toggle {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: var(--ic-primary);
    color: #fff;
    border: none;
    border-radius: var(--ic-radius);
    font: 600 .82rem/1.4 var(--ic-font);
    cursor: pointer;
    white-space: nowrap;
    box-shadow: 0 2px 6px rgba(0,0,0,.15);
    transition: background var(--ic-trans), box-shadow var(--ic-trans);
}
#ic-toggle:hover { background: #3d3e45; box-shadow: var(--ic-shadow); }
#ic-toggle:focus-visible { outline: 3px solid var(--ic-focus); outline-offset: 2px; }

#ic-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 20px;
    height: 20px;
    padding: 0 4px;
    border-radius: 10px;
    background: var(--ic-accent);
    color: #fff;
    font: 700 .72rem/1 var(--ic-font);
}
#ic-badge[data-empty="true"] { background: rgba(255,255,255,.3); }

@keyframes ic-bounce {
    0%,100% { transform: scale(1); }
    40%      { transform: scale(1.4); }
    70%      { transform: scale(.85); }
}
#ic-badge.bounce { animation: ic-bounce .35s ease forwards; }

@media (max-width: 640px) {
    .ic-toggle-label { display: none; }
    #ic-toggle { padding: 8px 10px; }
}

/* ============================================================
   モーダル
   ============================================================ */
#ic-modal {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    font-family: var(--ic-font);
}
#ic-modal[hidden] { display: none; }

#ic-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(15,15,25,.6);
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
}

#ic-modal-box {
    position: relative;
    z-index: 1;
    background: var(--ic-surface);
    border-radius: var(--ic-radius);
    box-shadow: var(--ic-shadow-lg);
    width: 100%;
    max-width: 640px;
    max-height: 88vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    animation: ic-modal-in .2s ease both;
}
@keyframes ic-modal-in {
    from { opacity: 0; transform: translateY(10px) scale(.97); }
    to   { opacity: 1; transform: none; }
}

/* モーダルヘッダー */
#ic-modal-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 20px;
    border-bottom: 1px solid var(--ic-border);
    background: var(--ic-surface2);
    flex-shrink: 0;
}
#ic-modal-title {
    margin: 0;
    font-size: 1rem;
    font-weight: 700;
    color: var(--ic-text);
    /* Storefront の h2 スタイルをリセット */
    text-transform: none;
    letter-spacing: 0;
    border: none;
    padding: 0;
}
#ic-modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    line-height: 1;
    color: var(--ic-muted);
    cursor: pointer;
    padding: 2px 8px;
    border-radius: var(--ic-radius);
    transition: background var(--ic-trans);
}
#ic-modal-close:hover { background: var(--ic-border); color: var(--ic-text); }
#ic-modal-close:focus-visible { outline: 3px solid var(--ic-focus); outline-offset: 2px; }

/* モーダルボディ */
#ic-modal-body {
    flex: 1;
    overflow-y: auto;
    padding: 16px 20px;
    overscroll-behavior: contain;
}

#ic-empty-msg {
    text-align: center;
    color: var(--ic-muted);
    padding: 32px 0;
    margin: 0;
    font-size: .9rem;
}

/* カートリスト */
#ic-cart-list {
    list-style: none;
    margin: 0 0 16px;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
/* Storefront の ul スタイルをリセット */
#ic-cart-list, #ic-cart-list li {
    margin: 0;
    padding: 0;
    list-style: none;
    border: none;
}

.ic-cart-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 10px;
    background: var(--ic-surface2);
    border: 1px solid var(--ic-border);
    border-radius: var(--ic-radius);
}
.ic-cart-item__thumb {
    width: 52px;
    height: 40px;
    object-fit: cover;
    border-radius: 2px;
    flex-shrink: 0;
    display: block;
}
.ic-cart-item__title {
    flex: 1;
    margin: 0;
    font-size: .82rem;
    color: var(--ic-text);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.ic-cart-item__remove {
    background: none;
    border: 1px solid transparent;
    color: var(--ic-muted);
    cursor: pointer;
    padding: 3px 8px;
    border-radius: var(--ic-radius);
    font: .75rem var(--ic-font);
    transition: background var(--ic-trans), color var(--ic-trans);
    white-space: nowrap;
    flex-shrink: 0;
}
.ic-cart-item__remove:hover {
    background: #fce4e4;
    color: var(--ic-accent);
    border-color: var(--ic-accent);
}

/* フォーム */
#ic-form {
    margin-top: 18px;
    padding-top: 18px;
    border-top: 1px solid var(--ic-border);
}
#ic-form h3 {
    margin: 0 0 12px;
    font-size: .92rem;
    font-weight: 700;
    color: var(--ic-text);
    /* Storefront h3 リセット */
    text-transform: none;
    letter-spacing: 0;
    border: none;
    padding: 0;
}
.ic-field {
    margin-bottom: 12px;
}
.ic-field label {
    display: block;
    margin-bottom: 4px;
    font-size: .82rem;
    font-weight: 600;
    color: var(--ic-text);
    font-family: var(--ic-font);
}
.ic-field label span { color: var(--ic-accent); margin-left: 2px; }
.ic-field input,
.ic-field textarea {
    display: block;
    width: 100%;
    box-sizing: border-box;
    padding: 8px 11px;
    border: 1px solid var(--ic-border);
    border-radius: var(--ic-radius);
    background: var(--ic-surface);
    color: var(--ic-text);
    font: .85rem/1.5 var(--ic-font);
    -webkit-appearance: none;
    transition: border-color var(--ic-trans), box-shadow var(--ic-trans);
    margin: 0; /* Storefront リセット */
}
.ic-field input:focus,
.ic-field textarea:focus {
    outline: none;
    border-color: var(--ic-focus);
    box-shadow: 0 0 0 2px rgba(150,88,138,.2);
}
.ic-field input.is-invalid,
.ic-field textarea.is-invalid { border-color: var(--ic-accent); }
.ic-field textarea { resize: vertical; min-height: 72px; }
.ic-err {
    display: block;
    margin-top: 3px;
    font-size: .75rem;
    color: var(--ic-accent);
}

/* モーダルフッター */
#ic-modal-foot {
    padding: 14px 20px;
    border-top: 1px solid var(--ic-border);
    background: var(--ic-surface2);
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
#ic-count-text { font-size: .8rem; color: var(--ic-muted); }
#ic-modal-actions { display: flex; gap: 8px; }

/* クリアボタン */
#ic-clear-btn {
    padding: 9px 16px;
    border: 1px solid var(--ic-border);
    border-radius: var(--ic-radius);
    background: var(--ic-surface);
    color: var(--ic-muted);
    font: 600 .82rem/1.4 var(--ic-font);
    cursor: pointer;
    transition: background var(--ic-trans), color var(--ic-trans);
}
#ic-clear-btn:hover:not([disabled]) {
    background: #fce4e4;
    color: var(--ic-accent);
    border-color: var(--ic-accent);
}
#ic-clear-btn:disabled { opacity: .4; cursor: not-allowed; }

/* ZIPダウンロードボタン */
#ic-dl-btn {
    flex: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 9px 18px;
    border: none;
    border-radius: var(--ic-radius);
    background: var(--ic-accent);
    color: #fff;
    font: 700 .85rem/1.4 var(--ic-font);
    cursor: pointer;
    letter-spacing: .02em;
    transition: background var(--ic-trans), transform var(--ic-trans);
}
#ic-dl-btn:hover:not([disabled]) { background: var(--ic-accent-h); transform: translateY(-1px); }
#ic-dl-btn:disabled { opacity: .4; cursor: not-allowed; transform: none; }
#ic-dl-btn:focus-visible { outline: 3px solid var(--ic-primary); outline-offset: 2px; }

/* スピナー */
@keyframes ic-spin { to { transform: rotate(360deg); } }
.ic-spinner {
    display: inline-block;
    width: 14px; height: 14px;
    border: 2px solid rgba(255,255,255,.35);
    border-top-color: #fff;
    border-radius: 50%;
    animation: ic-spin .65s linear infinite;
    flex-shrink: 0;
}

/* ステータスメッセージ */
#ic-status { font-size: .8rem; min-height: 1.2em; }
#ic-status.loading { color: var(--ic-muted); }
#ic-status.error   { color: var(--ic-accent); font-weight: 600; }
#ic-status.success { color: #2a7a50; font-weight: 600; }

/* スマートフォン: 画面下からシート表示 */
@media (max-width: 540px) {
    #ic-modal { align-items: flex-end; padding: 0; }
    #ic-modal-box {
        max-height: 92vh;
        border-radius: var(--ic-radius) var(--ic-radius) 0 0;
        animation: ic-sheet-in .25s ease both;
    }
    @keyframes ic-sheet-in { from { transform: translateY(100%); } to { transform: none; } }
    #ic-modal-actions { flex-direction: column; }
    #ic-dl-btn, #ic-clear-btn { width: 100%; }
}

/* モーション軽減 */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}