/* ======== 扫码点餐系统 v2 ======== */
:root {
    --pri: #d4513b;
    --pri-d: #b8432f;
    --pri-l: #fff5f3;
    --bg: #f2f1ed;
    --card: #fff;
    --txt: #2c2c2c;
    --txt2: #8c8c8c;
    --txt3: #bbb;
    --line: #eee;
    --green: #3a9d6e;
    --orange: #e8953a;
    --shadow: 0 2px 12px rgba(0,0,0,.06);
    --radius: 14px;
    --bottom-h: 64px;
    --top-h: 52px;
    --tabs-h: 44px;
    --safe-b: env(safe-area-inset-bottom, 0px);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "PingFang SC", "Microsoft YaHei", sans-serif;
    background: var(--bg);
    color: var(--txt);
    -webkit-tap-highlight-color: transparent;
    -webkit-font-smoothing: antialiased;
    user-select: none;
    overflow-x: hidden;
}

/* ==================== TOP BAR ==================== */
.topbar {
    position: sticky;
    top: 0;
    z-index: 50;
    background: var(--pri);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
    height: var(--top-h);
    box-shadow: 0 2px 8px rgba(0,0,0,.12);
}
.kitchen-topbar { background: #1e1e2e; }

.topbar-brand { font-size: 1.15em; font-weight: 700; letter-spacing: .5px; }
.topbar-right { display: flex; align-items: center; gap: 10px; }

.table-chip {
    background: rgba(255,255,255,.2);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: .82em;
    cursor: pointer;
    backdrop-filter: blur(4px);
}
.table-chip:hover { background: rgba(255,255,255,.3); }

.mode-switch {
    width: 32px; height: 32px;
    border-radius: 50%;
    border: none;
    background: rgba(255,255,255,.18);
    font-size: 1em;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: .15s;
}
.mode-switch:hover { background: rgba(255,255,255,.3); transform: scale(1.05); }


.pay-btn {
    padding: 5px 12px;
    border-radius: 16px;
    border: none;
    background: #ffc107;
    color: #333;
    font-size: .82em;
    font-weight: 700;
    cursor: pointer;
    animation: payPulse 2s infinite;
}
@keyframes payPulse { 0%,100% { box-shadow: 0 0 0 0 rgba(255,193,7,.5); } 50% { box-shadow: 0 0 0 6px rgba(255,193,7,0); } }

.sound-btn {
    width: 32px; height: 32px;
    border-radius: 50%;
    border: none;
    background: rgba(255,255,255,.15);
    color: #fff;
    font-size: 1em;
    cursor: pointer;
}
.live-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: #4f4;
    animation: pulse 2s infinite;
}
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .3; } }

/* ==================== TABS ==================== */
.tabs-bar {
    position: sticky;
    top: var(--top-h);
    z-index: 49;
    background: #fff;
    border-bottom: 1px solid var(--line);
    display: flex;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    height: var(--tabs-h);
    padding: 0 12px;
}
.tabs-bar::-webkit-scrollbar { display: none; }

.tab-item {
    flex-shrink: 0;
    padding: 10px 16px;
    font-size: .9em;
    color: var(--txt2);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: .15s;
    white-space: nowrap;
    font-weight: 500;
}
.tab-item.active { color: var(--pri); border-bottom-color: var(--pri); font-weight: 600; }

/* ==================== MENU AREA ==================== */
.menu-area {
    padding: 12px 14px;
    padding-bottom: calc(var(--bottom-h) + var(--safe-b) + 20px);
}

.cat-block { margin-bottom: 20px; }

/* Category banner */
.cat-banner {
    width: 100%;
    height: 120px;
    background-size: cover;
    background-position: center;
    border-radius: 12px;
    margin-bottom: 12px;
    cursor: pointer;
    box-shadow: var(--shadow);
    transition: transform .15s;
}
.cat-banner:active { transform: scale(.98); }

/* Card quantity badge */
.card-qty-badge {
    position: absolute;
    top: 6px;
    right: 6px;
    background: var(--pri);
    color: #fff;
    min-width: 22px;
    height: 22px;
    border-radius: 11px;
    font-size: .72em;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 5px;
}

.cat-title {
    font-size: 1em;
    font-weight: 700;
    color: var(--pri);
    padding: 6px 2px 10px;
    display: flex;
    align-items: center;
    gap: 6px;
}
.cat-title::before { content: ''; display: inline-block; width: 3px; height: 16px; background: var(--pri); border-radius: 2px; }

.menu-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
}

/* ==================== MENU ITEM CARD ==================== */
.menu-card {
    background: var(--card);
    border-radius: var(--radius);
    padding: 0;
    display: flex;
    align-items: stretch;
    gap: 0;
    box-shadow: var(--shadow);
    cursor: pointer;
    transition: transform .1s, box-shadow .1s;
    border: 1.5px solid transparent;
    position: relative;
    overflow: hidden;
}
.menu-card:active { transform: scale(.985); }
.menu-card.has-cart { border-color: var(--pri); }

.menu-card-img {
    width: 100px;
    min-height: 96px;
    flex-shrink: 0;
    background: linear-gradient(135deg, #f8f4f0, #f0ebe4);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.6em;
    position: relative;
    overflow: hidden;
}

.menu-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    inset: 0;
}

.menu-card-body {
    flex: 1;
    min-width: 0;
    padding: 14px 14px 14px 12px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.menu-card-name { font-weight: 600; font-size: 1.1em; margin-bottom: 2px; }
.menu-card-en { font-size: .85em; color: var(--txt2); margin-bottom: 4px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.menu-card-price { font-weight: 700; color: var(--pri); font-size: 1.05em; }
.menu-card-price small { font-size: .7em; color: var(--txt3); font-weight: 400; margin-left: 2px; }
.menu-card-sizes { font-size: .75em; color: var(--txt3); margin-top: 2px; }

.menu-card-ctrl {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}

.qty-btn {
    width: 28px; height: 28px;
    border-radius: 50%;
    border: 1.5px solid var(--pri);
    background: #fff;
    color: var(--pri);
    font-size: 1em;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    transition: all .12s;
}
.qty-btn:active { background: var(--pri); color: #fff; transform: scale(.9); }
.qty-num { font-weight: 700; font-size: .9em; min-width: 18px; text-align: center; }
.add-btn {
    background: var(--pri);
    color: #fff;
    border: none;
    padding: 7px 16px;
    border-radius: 18px;
    font-size: .82em;
    font-weight: 600;
    cursor: pointer;
    transition: .12s;
    white-space: nowrap;
}
.add-btn:active { background: var(--pri-d); transform: scale(.95); }

/* ==================== BOTTOM BAR ==================== */
.bottom-bar {
    position: fixed;
    bottom: 0; left: 0; right: 0;
    z-index: 60;
    background: #fff;
    border-top: 1px solid var(--line);
    padding: 8px 16px;
    padding-bottom: calc(8px + var(--safe-b));
    box-shadow: 0 -2px 12px rgba(0,0,0,.06);
}

.bottom-bar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--pri);
    color: #fff;
    border-radius: 28px;
    padding: 10px 16px;
    cursor: pointer;
    transition: .12s;
}
.bottom-bar-inner:active { opacity: .9; transform: scale(.985); }

.bb-left { position: relative; display: flex; align-items: center; gap: 6px; }
.bb-icon { font-size: 1.2em; }
.bb-badge {
    position: absolute;
    top: -8px; left: -6px;
    background: #fff;
    color: var(--pri);
    border-radius: 12px;
    padding: 1px 7px;
    font-size: .7em;
    font-weight: 700;
}
.bb-total { font-size: 1.1em; font-weight: 700; }
.bb-action { font-size: .9em; opacity: .9; }

/* ==================== POPUP SHEET ==================== */
.popup-mask {
    position: fixed; inset: 0;
    background: rgba(0,0,0,.4);
    z-index: 100;
    display: none;
    align-items: flex-end;
    justify-content: center;
}
.popup-mask.show { display: flex; }

.popup-sheet {
    background: #fff;
    width: 100%;
    max-width: 500px;
    max-height: 80vh;
    border-radius: 18px 18px 0 0;
    padding: 16px 18px 24px;
    overflow-y: auto;
    animation: slideUp .25s ease;
}
@keyframes slideUp { from { transform: translateY(100%); } to { transform: translateY(0); } }

.popup-handle {
    width: 36px; height: 4px;
    background: #ddd;
    border-radius: 2px;
    margin: 0 auto 12px;
}

/* ==================== CART SHEET ==================== */
.cart-sheet-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 10px;
}
.cart-sheet-header h3 { font-size: 1.1em; }
.text-btn { background: none; border: none; color: var(--txt2); font-size: .85em; cursor: pointer; }

.cart-sheet-items { max-height: 45vh; overflow-y: auto; margin-bottom: 12px; }

.cart-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid var(--line);
    gap: 8px;
}
.cart-row-info { flex: 1; min-width: 0; }
.cart-row-name { font-weight: 600; font-size: .9em; }
.cart-row-meta { font-size: .78em; color: var(--txt2); }
.cart-row-price { font-weight: 700; color: var(--pri); white-space: nowrap; font-size: .9em; }
.cart-row-ctrl { display: flex; align-items: center; gap: 4px; flex-shrink: 0; }

.cart-sheet-foot {}
.remark-input {
    width: 100%; padding: 10px 14px;
    border: 1px solid #e0e0e0;
    border-radius: 10px;
    font-size: .9em; outline: none;
    margin-bottom: 10px;
}
.remark-input:focus { border-color: var(--pri); }

.submit-btn {
    width: 100%; padding: 13px;
    background: var(--pri);
    color: #fff;
    border: none; border-radius: 12px;
    font-size: 1em; font-weight: 700;
    cursor: pointer;
    transition: .12s;
}
.submit-btn:active { background: var(--pri-d); transform: scale(.98); }
.submit-btn:disabled { opacity: .5; }

/* ==================== TRACKING ==================== */
.track-sheet { text-align: center; }
.track-icon { font-size: 3em; margin-bottom: 8px; }
.track-id { color: var(--txt2); font-size: .9em; margin: 4px 0 16px; }
.track-progress { margin: 16px 0; }

.progress-steps {
    display: flex;
    justify-content: center;
    gap: 0;
}
.progress-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    flex: 1;
    position: relative;
}
.progress-step::after {
    content: '';
    position: absolute;
    top: 16px;
    left: 50%;
    width: 100%;
    height: 2px;
    background: #e0e0e0;
}
.progress-step:last-child::after { display: none; }
.progress-step.done::after { background: var(--green); }

.progress-dot {
    width: 32px; height: 32px;
    border-radius: 50%;
    background: #e0e0e0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: .9em;
    z-index: 1;
    transition: .3s;
}
.progress-step.done .progress-dot { background: var(--green); color: #fff; }
.progress-step.active .progress-dot { background: var(--orange); color: #fff; animation: pulse 1.5s infinite; }

.progress-label { font-size: .75em; color: var(--txt3); margin-top: 4px; }
.progress-step.done .progress-label { color: var(--green); }
.progress-step.active .progress-label { color: var(--orange); font-weight: 600; }

.text-btn-sm {
    background: none; border: none; color: var(--pri);
    font-size: .85em; cursor: pointer;
    padding: 6px 12px;
}

/* ==================== TABLE INPUT ==================== */
.table-input {
    width: 100%; padding: 12px 16px;
    border: 2px solid #e0e0e0;
    border-radius: 12px;
    font-size: 1.1em; text-align: center; outline: none;
    margin: 8px 0;
}
.table-input:focus { border-color: var(--pri); }

.table-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
}
.table-cell {
    padding: 16px 8px;
    background: #f8f8f8;
    border: 2px solid #eee;
    border-radius: 12px;
    font-size: 1.1em;
    font-weight: 700;
    cursor: pointer;
    transition: .15s;
}
.table-cell:hover { background: var(--pri-l); border-color: var(--pri); color: var(--pri); }
.table-cell.sel { background: var(--pri); border-color: var(--pri); color: #fff; }

/* ==================== ITEM DETAIL POPUP ==================== */
.item-detail-name { font-size: 1.2em; font-weight: 700; margin-bottom: 6px; }
.item-detail-price { font-size: 1.3em; font-weight: 700; color: var(--pri); margin-bottom: 14px; }

.size-group {
    display: flex;
    gap: 10px;
    margin-bottom: 16px;
}
.size-opt {
    flex: 1; padding: 12px;
    border: 2px solid #eee;
    border-radius: 12px;
    text-align: center;
    cursor: pointer;
    transition: .15s;
}
.size-opt.sel { border-color: var(--pri); background: var(--pri-l); }
.size-opt .sz { font-size: .85em; color: var(--txt2); }
.size-opt .pr { font-size: 1.1em; font-weight: 700; color: var(--pri); }

.detail-actions {
    display: flex;
    gap: 10px;
    align-items: center;
}
.detail-actions .qty-ctrl { flex: 1; justify-content: center; }
.detail-actions .qty-btn { width: 34px; height: 34px; font-size: 1.2em; }
.detail-actions .qty-num { font-size: 1.1em; }

.confirm-btn {
    flex: 2;
    padding: 13px;
    background: var(--pri);
    color: #fff;
    border: none;
    border-radius: 12px;
    font-size: 1em; font-weight: 700;
    cursor: pointer;
}

/* ==================== KITCHEN KANBAN ==================== */
.stats-strip {
    display: flex;
    gap: 8px;
    padding: 12px 14px;
    background: #fff;
    border-bottom: 1px solid var(--line);
    overflow-x: auto;
}
.stat-item {
    flex: 1;
    min-width: 70px;
    text-align: center;
    font-size: .78em;
    color: var(--txt2);
    padding: 8px 4px;
    background: #fafafa;
    border-radius: 10px;
}
.s-num { display: block; font-size: 1.5em; font-weight: 700; color: var(--txt); }

.kanban {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    gap: 8px;
    padding: 10px 10px 20px;
    height: calc(100vh - var(--top-h) - 100px);
    overflow: hidden;
}
.kanban-col {
    background: #fff;
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}
.col-head {
    padding: 12px;
    font-weight: 700;
    font-size: .85em;
    text-align: center;
    flex-shrink: 0;
}
.draft-head { background: #f3e5f5; color: #7b1fa2; }
.pending-head { background: #fff3cd; color: #856404; }
.accepted-head { background: #d1ecf1; color: #0c5460; }
.done-head { background: #d4edda; color: #155724; }

.col-body {
    flex: 1;
    overflow-y: auto;
    padding: 8px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

/* Order card */
.order-card {
    background: #fafafa;
    border-radius: 10px;
    padding: 12px;
    border-left: 3px solid #ddd;
    font-size: .85em;
    cursor: default;
    animation: cardIn .3s ease;
    transition: border-color .3s, box-shadow .3s;
}
@keyframes cardIn { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: translateY(0); } }

.order-card.pending-card { border-left-color: var(--orange); }
.order-card.draft-card { border-left-color: #9c27b0; background: #fdf8ff; }
.order-card.accepted-card { border-left-color: #2196F3; }
.order-card.done-card { border-left-color: var(--green); }

/* 紧急：等待 > 10 分钟 */
.order-card.urgent {
    border-left-color: #e74c3c;
    box-shadow: 0 0 0 1px rgba(231,76,60,.2);
}
.order-card.very-urgent {
    border-left-color: #c0392b;
    box-shadow: 0 0 0 2px rgba(231,76,60,.35);
    animation: urgentPulse 2s ease infinite;
}
@keyframes urgentPulse {
    0%, 100% { box-shadow: 0 0 0 2px rgba(231,76,60,.35); }
    50% { box-shadow: 0 0 0 4px rgba(231,76,60,.15); }
}

.oc-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
}
.oc-table { font-weight: 700; font-size: .95em; }
.oc-elapsed { color: var(--txt3); font-size: .75em; }
.oc-elapsed-warn { color: #e74c3c; font-weight: 600; }

.oc-items { color: var(--txt2); font-size: 1.5em; line-height: 1.6; }
.oc-item { display: flex; justify-content: space-between; align-items: baseline; }
.oc-item-name { font-size: 1em; }
.oc-item-name small { color: var(--txt3); font-size: .75em; }
.oc-item-qty {
    font-weight: 700;
    color: var(--pri);
    font-size: .85em;
    background: var(--pri-l);
    padding: 0 6px;
    border-radius: 8px;
    flex-shrink: 0;
}
.oc-more { color: var(--txt3); font-size: .78em; margin-top: 2px; }

.oc-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 6px;
}
.oc-total { font-weight: 700; color: var(--pri); font-size: .95em; }
.oc-remark { font-size: .78em; color: var(--orange); margin: 4px 0; font-style: italic; }
.oc-actions { display: flex; gap: 4px; flex-wrap: wrap; }

.oc-draft-tag { font-size: .75em; color: #9c27b0; }
.oc-done-tag { font-size: .75em; color: var(--green); font-weight: 600; }

.kanban-empty {
    text-align: center;
    color: #ccc;
    padding: 30px 10px;
    font-size: .85em;
}

.k-btn {
    padding: 4px 10px;
    border-radius: 6px;
    border: none;
    font-size: .78em;
    font-weight: 600;
    cursor: pointer;
    transition: .1s;
}
.k-btn:active { transform: scale(.95); }
.k-btn-accept { background: #2196F3; color: #fff; }
.k-btn-done { background: var(--green); color: #fff; }
.k-btn-cancel { background: #ccc; color: #666; }
.k-btn-revert { background: var(--orange); color: #fff; }

/* ==================== TOAST ==================== */
.toast-container {
    position: fixed;
    top: 60px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 200;
    display: flex;
    flex-direction: column;
    gap: 6px;
    pointer-events: none;
}
.toast-item {
    background: #333;
    color: #fff;
    padding: 10px 20px;
    border-radius: 20px;
    font-size: .85em;
    white-space: nowrap;
    animation: toastIn .25s ease, toastOut .25s ease 1.8s forwards;
    pointer-events: auto;
}
.toast-warn { background: var(--orange); }
@keyframes toastIn { from { opacity: 0; transform: translateY(-12px); } to { opacity: 1; transform: translateY(0); } }
@keyframes toastOut { from { opacity: 1; } to { opacity: 0; } }

/* ==================== RESPONSIVE ==================== */
@media (max-width: 500px) {
    .menu-grid { grid-template-columns: 1fr; }
    .kanban { grid-template-columns: 1fr; height: auto; }
    .col-body { max-height: 40vh; }
}
@media (min-width: 501px) and (max-width: 800px) {
    .kanban { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 801px) and (max-width: 1200px) {
    .kanban { grid-template-columns: 1fr 1fr 1fr; }
}
@media (min-width: 1201px) {
    .menu-grid { grid-template-columns: 1fr 1fr; }
}

/* ==================== 下单成功弹窗 ==================== */
.success-sheet {
    text-align: center;
    padding: 32px 20px 24px;
}

.success-anim-icon {
    font-size: 4em;
    animation: successPop .5s cubic-bezier(.68,-.55,.265,1.55);
}

@keyframes successPop {
    0% { transform: scale(0); opacity: 0; }
    60% { transform: scale(1.2); }
    100% { transform: scale(1); opacity: 1; }
}

.success-sheet .success-title {
    font-size: 1.5em;
    font-weight: 800;
    color: var(--green);
    margin: 8px 0;
}

.success-order-id {
    font-size: .88em;
    color: var(--txt2);
    margin-bottom: 4px;
}

.success-order-id strong {
    color: var(--pri);
    letter-spacing: .5px;
}

.success-sheet .success-sub {
    font-size: .82em;
    color: var(--txt3);
    margin-bottom: 20px;
}

.success-sheet .submit-btn {
    width: 100%;
    max-width: 260px;
}