/* ============================================================
 * ck.css —— 「暖厨小票」风格（餐饮开店 Pro 系列 · 第四套皮肤）
 * 作用域 .ck；亮/暗双主题（:root[data-theme="dark"]）
 * 区别于 tdx.css（深蓝交易终端 · 冷色石板 · 直角终端感）：
 * 奶油纸底 / 番茄红+焦糖橙 / 大圆角 / 餐厅小票结果单 / 虚线分隔
 * ============================================================ */

.ck {
    --ck-bg1: #f6ead8;
    --ck-bg2: #fbf5ea;
    --ck-card: #fffdf7;
    --ck-line: #ead9bf;
    --ck-line2: #f2e7d2;
    --ck-text: #3b2a1c;
    --ck-muted: #7d6752;
    --ck-faint: #a8917a;
    --ck-accent: #d9481f;
    --ck-accent2: #f08c00;
    --ck-accent-soft: rgba(217, 72, 31, .08);
    --ck-up: #2f9e44;
    --ck-down: #e03131;
    --ck-gold: #b7791f;
    --fin-danger: #e03131;
    --fin-up: #2f9e44;
    --ck-input-bg: #fbf3e4;
    --ck-shadow: 0 2px 8px rgba(120, 72, 20, .07), 0 14px 32px rgba(120, 72, 20, .08);
    color: var(--ck-text);
    font-variant-numeric: tabular-nums;
}

:root[data-theme="dark"] .ck {
    --ck-bg1: #17100a;
    --ck-bg2: #1d150c;
    --ck-card: #241a10;
    --ck-line: #3d2d1c;
    --ck-line2: #31241671;
    --ck-text: #f3e4cf;
    --ck-muted: #c0a583;
    --ck-faint: #8f785e;
    --ck-accent: #ff7a4d;
    --ck-accent2: #ffb03a;
    --ck-accent-soft: rgba(255, 122, 77, .12);
    --ck-up: #51cf66;
    --ck-down: #ff6b6b;
    --ck-gold: #f5c26b;
    --fin-danger: #ff6b6b;
    --fin-up: #51cf66;
    --ck-input-bg: #1e1509;
    --ck-shadow: 0 2px 8px rgba(0, 0, 0, .35), 0 16px 38px rgba(0, 0, 0, .42);
}

/* ---------------- 面包屑 ---------------- */
.ck-crumb {
    display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
    font-size: 13px; color: var(--ck-muted); margin: 6px 0 18px;
}
.ck-crumb a { color: var(--ck-accent); text-decoration: none; }
.ck-crumb a:hover { text-decoration: underline; }
.ck-crumb .sep { color: var(--ck-faint); }

/* ---------------- Hero（暖厨招牌） ---------------- */
.ck-hero {
    position: relative; overflow: hidden;
    border-radius: 20px; padding: 34px 30px 30px;
    background:
        repeating-linear-gradient(45deg, rgba(255, 255, 255, .07) 0 14px, transparent 14px 28px),
        linear-gradient(125deg, #b0310f 0%, #e0571f 48%, #f08c00 100%);
    color: #fff4e4;
    box-shadow: 0 18px 42px rgba(176, 49, 15, .32);
    margin-bottom: 22px;
}
:root[data-theme="dark"] .ck-hero {
    background:
        repeating-linear-gradient(45deg, rgba(255, 176, 58, .05) 0 14px, transparent 14px 28px),
        linear-gradient(125deg, #3a1608 0%, #6b2a10 52%, #8a4d08 100%);
    border: 1px solid #4d3319;
}
.ck-hero h1 {
    margin: 0 0 12px; font-size: 30px; line-height: 1.25; font-weight: 800; letter-spacing: .5px;
}
.ck-hero p { margin: 0; font-size: 14.5px; line-height: 1.9; color: #ffe3c2; max-width: 880px; }
.ck-hero p b { color: #fff; font-weight: 700; }
.ck-hero-head { display: flex; gap: 18px; align-items: flex-start; }
.ck-hero-icon {
    flex: 0 0 auto; width: 58px; height: 58px; border-radius: 16px;
    display: flex; align-items: center; justify-content: center; font-size: 30px;
    background: rgba(255, 255, 255, .14); border: 1px solid rgba(255, 255, 255, .22);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, .2);
}
.ck-theme {
    position: absolute; top: 14px; right: 14px; z-index: 2;
    border: 1px solid rgba(255, 255, 255, .32); background: rgba(255, 255, 255, .12);
    color: #fff4e4; font-size: 12.5px; padding: 6px 12px; border-radius: 999px;
    cursor: pointer; transition: background .2s;
}
.ck-theme:hover { background: rgba(255, 255, 255, .22); }
.ck-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.ck-tag {
    font-size: 12px; color: #ffedd6; padding: 5px 12px; border-radius: 999px;
    background: rgba(255, 255, 255, .12); border: 1px solid rgba(255, 255, 255, .26);
    letter-spacing: .3px;
}

/* ---------------- 卡片 ---------------- */
.ck-stack { display: flex; flex-direction: column; gap: 20px; }
.ck-card {
    background: var(--ck-card); border: 1px solid var(--ck-line);
    border-radius: 18px; padding: 24px 24px 22px; box-shadow: var(--ck-shadow);
}
.ck-card-title {
    margin: 0 0 18px; font-size: 17.5px; font-weight: 800; letter-spacing: .4px;
    display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
}
.ck-card-title .fi {
    display: inline-flex; align-items: center; justify-content: center;
    width: 34px; height: 34px; border-radius: 10px; font-size: 18px;
    background: var(--ck-accent-soft); border: 1px solid var(--ck-line);
}
.ck-sub { font-size: 12.5px; font-weight: 500; color: var(--ck-faint); letter-spacing: .2px; }

/* ---------------- 表单 ---------------- */
.ck-grid { display: grid; gap: 16px 18px; }
.ck-grid.g2 { grid-template-columns: repeat(2, 1fr); }
.ck-grid.g3 { grid-template-columns: repeat(3, 1fr); }
.ck-field { display: flex; flex-direction: column; gap: 7px; min-width: 0; }
.ck-label {
    font-size: 13px; font-weight: 700; color: var(--ck-muted);
    letter-spacing: .3px;
}
.ck-label small { font-weight: 500; color: var(--ck-faint); letter-spacing: .2px; }
.ck-input, .ck-select, .ck-textarea {
    width: 100%; box-sizing: border-box;
    background: var(--ck-input-bg); border: 1px solid var(--ck-line);
    color: var(--ck-text); border-radius: 10px; padding: 10px 12px;
    font-size: 14.5px; font-variant-numeric: tabular-nums;
    transition: border-color .15s, box-shadow .15s;
}
.ck-input:focus, .ck-select:focus, .ck-textarea:focus {
    outline: none; border-color: var(--ck-accent);
    box-shadow: 0 0 0 3px var(--ck-accent-soft);
}
.ck-input--sm { padding: 6px 9px; font-size: 13.5px; }
.ck-textarea { resize: vertical; line-height: 1.7; }
.is-invalid { border-color: var(--fin-danger) !important; }
.ck-input-group { display: flex; align-items: stretch; }
.ck-input-group .ck-input { border-radius: 10px 0 0 10px; border-right: none; }
.ck-addon {
    display: flex; align-items: center; padding: 0 12px;
    background: var(--ck-line2); border: 1px solid var(--ck-line);
    border-radius: 0 10px 10px 0; font-size: 13px; color: var(--ck-muted); white-space: nowrap;
}

/* 分段选择器（配合 Fin.initSeg：容器 [data-fin-seg]，按钮 data-value，active 高亮） */
.ck-seg {
    display: inline-flex; flex-wrap: wrap; background: var(--ck-input-bg);
    border: 1px solid var(--ck-line); border-radius: 12px; padding: 3px; gap: 3px;
}
.ck-seg button {
    border: none; background: transparent; color: var(--ck-muted);
    font-size: 13.5px; font-weight: 600; padding: 7px 16px; border-radius: 9px;
    cursor: pointer; transition: all .15s; letter-spacing: .3px;
}
.ck-seg button:hover { color: var(--ck-text); }
.ck-seg button.active {
    background: linear-gradient(120deg, var(--ck-accent), var(--ck-accent2));
    color: #fff; box-shadow: 0 3px 10px rgba(217, 72, 31, .32);
}

/* ---------------- 按钮 ---------------- */
.ck-btns { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 18px; }
.ck-btn {
    border: none; cursor: pointer; border-radius: 12px;
    padding: 11px 22px; font-size: 14px; font-weight: 700; letter-spacing: .5px;
    color: #fff; background: linear-gradient(120deg, var(--ck-accent), var(--ck-accent2));
    box-shadow: 0 6px 16px rgba(217, 72, 31, .3);
    transition: transform .12s, box-shadow .12s, opacity .12s;
}
.ck-btn:hover { transform: translateY(-1px); box-shadow: 0 9px 22px rgba(217, 72, 31, .36); }
.ck-btn:active { transform: translateY(0); }
.ck-btn:disabled { opacity: .55; cursor: not-allowed; transform: none; }
.ck-btn--ghost {
    background: transparent; color: var(--ck-accent);
    border: 1px solid var(--ck-line); box-shadow: none;
}
.ck-btn--ghost:hover { border-color: var(--ck-accent); background: var(--ck-accent-soft); }
.ck-btn--sm { padding: 7px 14px; font-size: 13px; border-radius: 10px; }
.ck-btn--danger {
    background: transparent; color: var(--ck-down);
    border: 1px solid var(--ck-line); box-shadow: none;
}
.ck-btn--danger:hover { border-color: var(--ck-down); background: rgba(224, 49, 49, .08); }

/* ---------------- 状态 / 徽章 ---------------- */
.ck-status { margin-top: 12px; font-size: 13px; min-height: 18px; }
.ck-status.err { color: var(--fin-danger); }
.ck-badge {
    display: inline-block; font-size: 12.5px; font-weight: 700;
    padding: 4px 12px; border-radius: 999px; letter-spacing: .3px;
}
.ck-badge.ok { color: var(--ck-up); background: rgba(47, 158, 68, .12); border: 1px solid rgba(47, 158, 68, .32); }
.ck-badge.warn { color: var(--ck-gold); background: rgba(183, 121, 31, .1); border: 1px solid rgba(183, 121, 31, .32); }
.ck-badge.err { color: var(--ck-down); background: rgba(224, 49, 49, .09); border: 1px solid rgba(224, 49, 49, .32); }
:root[data-theme="dark"] .ck-badge.ok { background: rgba(81, 207, 102, .12); border-color: rgba(81, 207, 102, .3); }
:root[data-theme="dark"] .ck-badge.warn { background: rgba(245, 194, 107, .1); border-color: rgba(245, 194, 107, .32); }
:root[data-theme="dark"] .ck-badge.err { background: rgba(255, 107, 107, .1); border-color: rgba(255, 107, 107, .32); }

/* ---------------- 结果小票（餐厅结账单） ---------------- */
.ck-receipt {
    position: relative; border: 1px dashed var(--ck-line); border-radius: 14px;
    background:
        repeating-linear-gradient(0deg, transparent 0 26px, var(--ck-line2) 26px 27px),
        var(--ck-input-bg);
    padding: 22px 22px 20px;
}
.ck-receipt-head { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; align-items: baseline; }
.ck-receipt-head .lt { font-size: 13px; font-weight: 800; letter-spacing: 1.2px; color: var(--ck-muted); }
.ck-receipt-head .lh { font-size: 12px; color: var(--ck-faint); }
.ck-hero-num {
    margin: 12px 0 4px; font-size: 46px; font-weight: 800; line-height: 1.1;
    letter-spacing: .5px; font-variant-numeric: tabular-nums; color: var(--ck-accent);
}
:root[data-theme="dark"] .ck-hero-num { color: var(--ck-accent2); }
.ck-hero-sub { font-size: 13.5px; color: var(--ck-muted); line-height: 1.8; }
.ck-kpis {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 20px;
}
.ck-kpi {
    border: 1px solid var(--ck-line); border-radius: 12px; padding: 13px 14px;
    background: var(--ck-card);
}
.ck-kpi .k-label { font-size: 12px; font-weight: 700; color: var(--ck-muted); letter-spacing: .4px; }
.ck-kpi .k-val { margin-top: 7px; font-size: 19px; font-weight: 800; font-variant-numeric: tabular-nums; word-break: break-all; }
.ck-kpi .k-val.up { color: var(--ck-up); }
.ck-kpi .k-val.down { color: var(--ck-down); }
.ck-kpi .k-val.gold { color: var(--ck-gold); }
.ck-kpi .k-note { margin-top: 5px; font-size: 11.5px; color: var(--ck-faint); }

/* 明细行（小票逐行） */
.ck-rows { margin-top: 18px; border-top: 2px dashed var(--ck-line); }
.ck-row {
    display: flex; justify-content: space-between; align-items: baseline; gap: 16px;
    padding: 11px 2px; border-bottom: 1px dashed var(--ck-line); font-size: 14px;
}
.ck-row .r-label { color: var(--ck-muted); }
.ck-row .r-val { font-weight: 700; text-align: right; font-variant-numeric: tabular-nums; }
.ck-row .r-val.pos { color: var(--ck-up); }
.ck-row .r-val.neg { color: var(--ck-down); }

/* 提示条 */
.ck-note {
    display: flex; gap: 11px; margin-top: 18px; padding: 14px 16px;
    border: 1px solid var(--ck-line); border-left: 5px solid var(--ck-accent2);
    border-radius: 12px; background: var(--ck-accent-soft);
    font-size: 13.5px; line-height: 1.85; color: var(--ck-muted);
}
.ck-note b { color: var(--ck-text); }
.ck-note .ni { flex: 0 0 auto; font-size: 17px; }

/* ---------------- 表格 ---------------- */
.ck-table-wrap {
    overflow-x: auto; border: 1px solid var(--ck-line); border-radius: 12px;
    max-height: 460px; overflow-y: auto;
}
.ck-table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.ck-table thead th {
    position: sticky; top: 0; z-index: 1;
    background: var(--ck-line2); color: var(--ck-muted);
    font-size: 12px; font-weight: 800; letter-spacing: .5px;
    text-align: left; padding: 11px 14px; border-bottom: 1px solid var(--ck-line);
}
:root[data-theme="dark"] .ck-table thead th { background: #2b1f12; }
.ck-table tbody td { padding: 7px 14px; border-bottom: 1px dashed var(--ck-line2); }
.ck-table tbody tr:hover { background: var(--ck-accent-soft); }
.ck-table tfoot td {
    padding: 10px 14px; font-weight: 800; border-top: 2px solid var(--ck-line);
    background: var(--ck-accent-soft);
}
.ck-table .neg { color: var(--ck-down); }
.ck-table .pos { color: var(--ck-up); }

/* ---------------- AI ---------------- */
.ck-ai { margin-top: 16px; }
.ck-ai-body {
    border: 1px dashed var(--ck-line); border-radius: 12px;
    padding: 16px 18px; font-size: 14px; line-height: 1.95;
    color: var(--ck-text); background: var(--ck-input-bg);
    white-space: pre-wrap; word-break: break-word;
}
.ck-ai-body.empty { color: var(--ck-faint); }

/* ---------------- 标签页（配合 Fin.initTabs：.active 切换） ---------------- */
.ck-tabs {
    display: flex; gap: 6px; flex-wrap: wrap; margin: 26px 0 0;
    border-bottom: 2px dashed var(--ck-line);
}
.ck-tab {
    border: none; background: transparent; cursor: pointer;
    padding: 11px 18px; font-size: 14px; font-weight: 700; letter-spacing: .5px;
    color: var(--ck-muted); border-bottom: 3px solid transparent; margin-bottom: -2px;
    transition: color .15s, border-color .15s;
}
.ck-tab:hover { color: var(--ck-text); }
.ck-tab.active { color: var(--ck-accent); border-bottom-color: var(--ck-accent); }
.ck-panel {
    display: none; padding: 22px 6px 8px; font-size: 14.5px; line-height: 1.95; color: var(--ck-text);
}
.ck-panel.active { display: block; }
.ck-panel h2 { font-size: 16.5px; margin: 18px 0 8px; font-weight: 800; letter-spacing: .4px; }
.ck-panel h2:first-child { margin-top: 0; }
.ck-panel p { margin: 8px 0; color: var(--ck-muted); }
.ck-panel p b, .ck-panel li b { color: var(--ck-text); }
.ck-panel ul { margin: 8px 0; padding-left: 22px; color: var(--ck-muted); }
.ck-panel li { margin: 6px 0; }
.ck-panel code {
    background: var(--ck-accent-soft); color: var(--ck-accent);
    padding: 2px 8px; border-radius: 6px; font-size: 13.5px;
}

/* 更新记录 */
.ck-timeline li { display: flex; gap: 12px; align-items: baseline; flex-wrap: wrap; margin: 10px 0; }
.ck-timeline .ver {
    font-size: 12px; font-weight: 800; color: #fff; background: linear-gradient(120deg, var(--ck-accent), var(--ck-accent2));
    padding: 2px 10px; border-radius: 999px; letter-spacing: .5px;
}
.ck-timeline .date { font-size: 12.5px; color: var(--ck-faint); font-variant-numeric: tabular-nums; }
.ck-timeline .txt { flex: 1 1 100%; font-size: 13.5px; color: var(--ck-muted); }

/* FAQ */
.ck-faq details {
    border: 1px solid var(--ck-line); border-radius: 12px; margin: 10px 0;
    background: var(--ck-input-bg); overflow: hidden;
}
.ck-faq summary {
    cursor: pointer; padding: 13px 16px; font-size: 14px; font-weight: 700;
    list-style: none; position: relative; padding-right: 40px;
}
.ck-faq summary::after {
    content: '+'; position: absolute; right: 16px; top: 50%; transform: translateY(-50%);
    font-size: 18px; color: var(--ck-accent); font-weight: 800;
}
.ck-faq details[open] summary::after { content: '−'; }
.ck-faq summary::-webkit-details-marker { display: none; }
.ck-faq .a { padding: 0 16px 14px; font-size: 13.5px; line-height: 1.9; color: var(--ck-muted); }

/* ---------------- 相关工具 ---------------- */
.ck-rel-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.ck-rel {
    display: flex; gap: 11px; align-items: center; text-decoration: none;
    border: 1px solid var(--ck-line); border-radius: 12px; padding: 13px 14px;
    background: var(--ck-input-bg); transition: border-color .15s, transform .15s;
}
.ck-rel:hover { border-color: var(--ck-accent); transform: translateY(-2px); }
.ck-rel .ri { font-size: 22px; flex: 0 0 auto; }
.ck-rel b { display: block; font-size: 13.5px; color: var(--ck-text); }
.ck-rel small { font-size: 12px; color: var(--ck-faint); }

/* ---------------- fin-common.js 兼容样式 ---------------- */
/* toast（append 到 body，需全局） */
.fin-toast {
    position: fixed; left: 50%; bottom: 46px; z-index: 99999;
    transform: translateX(-50%) translateY(16px);
    background: #3b2313; color: #ffe9d2; font-size: 13.5px; font-weight: 600;
    padding: 11px 20px; border-radius: 999px; letter-spacing: .4px;
    border: 1px solid rgba(255, 176, 58, .3);
    box-shadow: 0 12px 32px rgba(60, 30, 8, .4);
    opacity: 0; pointer-events: none; transition: opacity .22s, transform .22s;
}
.fin-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
/* AI 加载省略号动画 */
.fin-ai-dots::after { content: ''; display: inline-block; width: 1.4em; text-align: left; animation: ckDots 1.2s steps(4, end) infinite; }
@keyframes ckDots {
    0% { content: ''; }
    25% { content: '.'; }
    50% { content: '..'; }
    75% { content: '...'; }
}

/* ---------------- 响应式 ---------------- */
@media (max-width: 900px) {
    .ck-grid.g3 { grid-template-columns: repeat(2, 1fr); }
    .ck-kpis { grid-template-columns: repeat(2, 1fr); }
    .ck-rel-grid { grid-template-columns: repeat(2, 1fr); }
    .ck-hero h1 { font-size: 24px; }
    .ck-hero-num { font-size: 36px; }
}
@media (max-width: 560px) {
    .ck-grid.g3, .ck-grid.g2 { grid-template-columns: 1fr; }
    .ck-hero { padding: 26px 18px 22px; }
    .ck-hero-head { flex-direction: column; }
    .ck-card { padding: 18px 16px; }
    .ck-kpis { grid-template-columns: 1fr 1fr; }
    .ck-rel-grid { grid-template-columns: 1fr; }
    .ck-tab { padding: 10px 12px; font-size: 13px; }
}