:root{font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif;color:#172033;background:#f4f7fb;font-synthesis:none}*{box-sizing:border-box}body{margin:0;min-height:100vh}button,input,select{font:inherit}.login-shell{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at 20% 20%,#e4f2ff,transparent 36%),linear-gradient(135deg,#f7fbff,#eef4fb)}.login-card{width:min(420px,100%);background:#fff;border:1px solid #e3eaf3;border-radius:20px;padding:34px;box-shadow:0 24px 70px rgba(27,55,93,.12)}.brand-block{display:flex;align-items:center;gap:14px;margin-bottom:28px}.brand-logo{width:52px;height:52px;object-fit:contain}.brand-block h1{margin:0;font-size:25px}.brand-block p{margin:5px 0 0;color:#7a8799}.login-form,.stack-form{display:grid;gap:16px}label{display:grid;gap:7px;font-size:13px;color:#5a6678}input,select{width:100%;border:1px solid #d6dfeb;border-radius:9px;padding:10px 12px;background:#fff;color:#172033;outline:none}input:focus,select:focus{border-color:#2979ff;box-shadow:0 0 0 3px rgba(41,121,255,.1)}.primary-button,.secondary-button{border:0;border-radius:9px;padding:11px 16px;cursor:pointer}.primary-button{background:#216fff;color:#fff}.primary-button:hover{background:#145ddd}.secondary-button{background:#edf3ff;color:#245fca}.compact{padding:9px 14px}.form-error{color:#d42b35;margin:0}.app-shell{min-height:100vh;display:grid;grid-template-columns:230px minmax(0,1fr)}.sidebar{position:sticky;top:0;height:100vh;background:#111b2d;color:#d9e4f5;padding:20px 15px;display:flex;flex-direction:column;z-index:30}.sidebar-brand{display:flex;align-items:center;gap:11px;padding:2px 8px 24px}.brand-mark{width:38px;height:38px;border-radius:12px;background:#2878ff;display:grid;place-items:center;font-size:20px;font-weight:800}.sidebar-brand strong,.sidebar-brand small{display:block}.sidebar-brand small{font-size:11px;color:#8191aa;margin-top:3px}.sidebar nav{display:grid;gap:7px}.nav-item{border:0;background:transparent;color:#aebbd0;text-align:left;padding:12px 14px;border-radius:9px;cursor:pointer}.nav-item:hover,.nav-item.active{background:#21314b;color:#fff}.sidebar-foot{margin-top:auto;border-top:1px solid #26354e;padding:16px 8px 0;display:grid;gap:9px;font-size:13px}.text-button{border:0;background:transparent;color:#8eb8ff;text-align:left;padding:0;cursor:pointer}.main-content{min-width:0}.topbar{height:76px;background:#fff;border-bottom:1px solid #e6ebf2;display:flex;align-items:center;gap:14px;padding:0 24px;position:sticky;top:0;z-index:20}.topbar h2{font-size:20px;margin:0}.topbar p{font-size:12px;color:#7c889a;margin:5px 0 0}.topbar-user{margin-left:auto;color:#536077;font-size:13px}.menu-button{display:none;border:0;background:#edf3fb;border-radius:8px;padding:8px 11px}.page-section{padding:22px;display:grid;gap:18px}.filter-panel{background:#fff;border:1px solid #e4eaf2;border-radius:13px;padding:14px;display:flex;align-items:end;gap:12px;flex-wrap:wrap}.filter-panel label{min-width:150px}.date-presets{display:flex;gap:6px;align-self:center}.date-presets button{border:1px solid #dfe6f0;background:#fff;border-radius:8px;padding:8px 10px;cursor:pointer}.date-presets button.active{background:#eaf1ff;border-color:#7ba5ff;color:#1b61da}.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.metric-card{background:#fff;border:1px solid #e4eaf2;border-radius:13px;padding:17px;min-height:108px}.metric-label{font-size:13px;color:#778397}.metric-value{font-size:25px;font-weight:700;margin-top:13px;letter-spacing:-.4px}.metric-sub{font-size:12px;margin-top:8px;color:#6f7d91}.metric-sub.up{color:#d43b46}.metric-sub.down{color:#13955a}.grid-two{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(310px,1fr);gap:18px}.panel{background:#fff;border:1px solid #e4eaf2;border-radius:13px;padding:17px;min-width:0}.panel-title{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}.panel-title h3{font-size:16px;margin:0}.panel-title span{font-size:12px;color:#7c8899}.table-wrap{overflow:auto;border:1px solid #edf0f5;border-radius:9px}table{width:100%;border-collapse:collapse;white-space:nowrap}th,td{padding:11px 12px;border-bottom:1px solid #edf0f5;text-align:right;font-size:13px}th{background:#f7f9fc;color:#536174;font-weight:600;position:sticky;top:0}th:nth-child(2),td:nth-child(2),th:nth-child(3),td:nth-child(3){text-align:left}.trend-chart{height:240px;display:flex;align-items:flex-end;gap:4px;padding:14px 6px 28px;border-bottom:1px solid #edf1f6;overflow-x:auto}.trend-column{min-width:9px;flex:1;max-width:28px;display:flex;align-items:flex-end;gap:2px;height:100%;position:relative}.bar-payment,.bar-profit{width:50%;border-radius:3px 3px 0 0}.bar-payment{background:#3b82f6}.bar-profit{background:#22a66f}.trend-label{position:absolute;bottom:-22px;left:50%;transform:translateX(-50%);font-size:9px;color:#8290a3;white-space:nowrap}.summary-list{display:grid;gap:10px}.summary-row{display:flex;justify-content:space-between;align-items:center;padding:12px;background:#f7f9fc;border-radius:9px}.summary-row strong{font-size:19px}.risk-badge{display:inline-flex;border-radius:999px;padding:4px 9px;font-size:11px}.risk-stockout{background:#ffe7e9;color:#c62935}.risk-low{background:#fff1d6;color:#a66300}.risk-overstock{background:#e6efff;color:#225dc0}.risk-slow{background:#eceff3;color:#59677a}.users-layout{grid-template-columns:360px minmax(0,1fr)}.check-row{display:flex;align-items:center;gap:8px}.check-row input{width:auto}.toast{position:fixed;right:20px;bottom:20px;background:#18253a;color:#fff;padding:12px 16px;border-radius:9px;z-index:100;box-shadow:0 12px 30px rgba(0,0,0,.18)}@media(max-width:1100px){.metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-two{grid-template-columns:1fr}.users-layout{grid-template-columns:1fr}}@media(max-width:760px){.app-shell{display:block}.sidebar{position:fixed;left:-250px;width:230px;transition:left .2s}.sidebar.open{left:0}.menu-button{display:inline-block}.topbar{padding:0 14px}.topbar-user{display:none}.page-section{padding:13px}.metric-grid{grid-template-columns:1fr 1fr;gap:10px}.metric-card{padding:13px;min-height:95px}.metric-value{font-size:20px}.filter-panel{align-items:stretch}.filter-panel label,.filter-panel button{width:100%}.date-presets{width:100%}.date-presets button{flex:1}.panel{padding:12px}}@media(max-width:430px){.metric-grid{grid-template-columns:1fr}.login-card{padding:25px}}

[hidden]{display:none!important}

/* mobile-date-overlay-v4 */
.date-control {
    display: block;
    position: relative;
    width: 100%;
    min-width: 0;
}

.date-display {
    display: none;
}

@media (max-width: 760px) {
    html {
        -webkit-text-size-adjust: 100%;
    }

    .filter-panel {
        display: grid;
        grid-template-columns: minmax(0, 1fr);
        align-items: stretch;
        gap: 12px;
    }

    .filter-panel > *,
    .filter-panel label {
        width: 100%;
        min-width: 0 !important;
        max-width: 100%;
    }

    .date-presets {
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 8px;
    }

    .date-presets button {
        width: 100%;
        min-width: 0;
        padding: 10px 4px;
    }

    .date-field {
        display: grid;
        gap: 6px;
        font-size: 14px;
    }

    .date-control {
        height: 44px;
        min-height: 44px;
        border: 1px solid #d6dfeb;
        border-radius: 9px;
        background: #fff;
        overflow: hidden;
    }

    .date-display {
        display: flex;
        align-items: center;
        justify-content: space-between;
        width: 100%;
        height: 100%;
        padding: 0 12px;
        color: #172033;
        font-size: 16px;
        line-height: 1;
        pointer-events: none;
    }

    .date-display::after {
        content: "▾";
        color: #66758a;
        font-size: 14px;
    }

    .date-control input[type="date"] {
        position: absolute !important;
        inset: 0 !important;
        z-index: 2;
        display: block !important;
        width: 100% !important;
        height: 100% !important;
        min-width: 0 !important;
        min-height: 0 !important;
        max-width: none !important;
        max-height: none !important;
        margin: 0 !important;
        padding: 0 !important;
        border: 0 !important;
        border-radius: 0 !important;
        opacity: 0 !important;
        cursor: pointer;
    }

    .primary-button.compact,
    .secondary-button.compact {
        min-height: 44px;
        padding: 9px 14px;
        font-size: 16px;
    }
}