/* ============================================================
 * intern-relocation-cost-calc.css — 实习落脚成本计算器
 * 主题：启程站台（深青绿 + 暖橘 + 米白票据），与站内其他工具配色完全错开
 * ============================================================ */

.irc-page {
    --irc-teal: #0f766e;
    --irc-teal-2: #14b8a6;
    --irc-teal-deep: #0b3b37;
    --irc-orange: #ea580c;
    --irc-orange-2: #fb923c;
    --irc-paper: #fdfaf3;
    --irc-ink: #10312e;
    --irc-line: rgba(15, 118, 110, 0.18);
    --irc-line-strong: rgba(15, 118, 110, 0.32);
    --irc-soft: rgba(15, 118, 110, 0.07);
    --irc-soft2: rgba(15, 118, 110, 0.13);
    --irc-card: #ffffff;
    --irc-text: #17332f;
    --irc-faint: #5d7b76;
    --irc-shadow: 0 14px 34px rgba(11, 59, 55, 0.10);
    --irc-radius: 18px;
    --irc-mono: "JetBrains Mono", "Cascadia Mono", Consolas, "Courier New", monospace;
}

:root[data-theme="dark"] .irc-page {
    --irc-teal: #2dd4bf;
    --irc-teal-2: #5eead4;
    --irc-teal-deep: #08201e;
    --irc-orange: #fb923c;
    --irc-orange-2: #fdba74;
    --irc-paper: #122a27;
    --irc-ink: #d9f2ee;
    --irc-line: rgba(45, 212, 191, 0.22);
    --irc-line-strong: rgba(45, 212, 191, 0.38);
    --irc-soft: rgba(45, 212, 191, 0.09);
    --irc-soft2: rgba(45, 212, 191, 0.16);
    --irc-card: #102522;
    --irc-text: #e2f4f1;
    --irc-faint: #93b6b0;
    --irc-shadow: 0 16px 38px rgba(0, 0, 0, 0.38);
}

/* ---------- 首屏 ---------- */
.irc-hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 344px;
    gap: 26px;
    align-items: start;
    padding: 30px 30px 26px;
    border-radius: 26px;
    background:
        radial-gradient(120% 130% at 88% -10%, rgba(251, 146, 60, .30) 0%, rgba(251, 146, 60, 0) 46%),
        radial-gradient(100% 120% at 0% 0%, rgba(20, 184, 166, .34) 0%, rgba(20, 184, 166, 0) 52%),
        linear-gradient(140deg, #0d4a45 0%, #0f766e 52%, #115e59 100%);
    color: #f0fffb;
    box-shadow: var(--irc-shadow);
    position: relative;
    overflow: hidden;
}

.irc-hero::after {
    content: "";
    position: absolute;
    right: -60px;
    bottom: -80px;
    width: 320px;
    height: 320px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, .16);
    background: radial-gradient(circle at 35% 30%, rgba(255, 255, 255, .12), transparent 62%);
    pointer-events: none;
}

.irc-hero-copy { min-width: 0; position: relative; z-index: 1; }

.irc-kicker {
    display: inline-block;
    font-size: 12.5px;
    font-weight: 700;
    letter-spacing: 1.6px;
    color: #ffd8ae;
    padding: 5px 12px;
    border: 1px solid rgba(255, 216, 174, .42);
    border-radius: 999px;
    background: rgba(255, 255, 255, .08);
}

.irc-hero h1 {
    margin: 14px 0 0;
    font-size: 30px;
    line-height: 1.28;
    font-weight: 800;
    letter-spacing: .4px;
    color: #ffffff;
}

.irc-lead {
    margin: 12px 0 0;
    max-width: 720px;
    font-size: 14.5px;
    line-height: 1.85;
    color: rgba(240, 255, 251, .88);
}

.irc-lead b { color: #ffd8ae; font-weight: 700; }

.irc-tags {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
    margin: 16px 0 0;
    padding: 0;
}

.irc-tags li {
    font-size: 12px;
    padding: 5px 11px;
    border-radius: 999px;
    background: rgba(255, 255, 255, .13);
    border: 1px solid rgba(255, 255, 255, .18);
    color: #f3fffc;
}

.irc-quick {
    margin-top: 18px;
    padding: 15px 16px 14px;
    border-radius: 16px;
    background: rgba(255, 255, 255, .95);
    box-shadow: 0 10px 26px rgba(3, 40, 37, .22);
    color: var(--irc-text);
}

:root[data-theme="dark"] .irc-quick { background: rgba(6, 32, 30, .82); color: var(--irc-text); }

.irc-quick-title {
    font-size: 13px;
    font-weight: 700;
    color: var(--irc-teal);
    margin-bottom: 10px;
}

:root[data-theme="dark"] .irc-quick-title { color: var(--irc-teal-2); }

.irc-quick-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr auto;
    gap: 10px;
    align-items: end;
}

.irc-quick-field { display: flex; flex-direction: column; gap: 5px; min-width: 0; }
.irc-quick-field span { font-size: 12px; color: var(--irc-faint); font-weight: 600; }

.irc-quick-field input,
.irc-quick-field select {
    height: 40px;
    border-radius: 10px;
    border: 1px solid var(--irc-line-strong);
    background: var(--irc-card);
    color: var(--irc-text);
    padding: 0 10px;
    font-size: 14px;
    font-family: inherit;
    min-width: 0;
}

.irc-quick-field input:focus,
.irc-quick-field select:focus { outline: 2px solid var(--irc-teal-2); outline-offset: 1px; }

/* ---------- 票据卡 ---------- */
.irc-slip {
    position: relative;
    z-index: 1;
    background: var(--irc-paper);
    color: #17332f;
    border-radius: 16px;
    padding: 0 0 14px;
    box-shadow: 0 18px 40px rgba(2, 26, 24, .38);
    overflow: hidden;
}

:root[data-theme="dark"] .irc-slip { color: var(--irc-text); }

.irc-slip::before,
.irc-slip::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    height: 10px;
    background:
        radial-gradient(circle at 6px 5px, transparent 5.5px, var(--irc-paper) 5.6px) 0 0 / 14px 10px repeat-x;
    -webkit-mask-image: radial-gradient(circle at 6px 5px, transparent 5.5px, #000 5.7px);
    mask-image: radial-gradient(circle at 6px 5px, transparent 5.5px, #000 5.7px);
}

.irc-slip::before { top: -6px; transform: scaleY(-1); }
.irc-slip::after { bottom: -6px; background-color: var(--irc-paper); }

.irc-slip-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 10px;
    padding: 18px 18px 10px;
    border-bottom: 1px dashed rgba(15, 118, 110, .35);
    margin-bottom: 12px;
}

.irc-slip-head b { font-size: 14px; letter-spacing: .5px; color: var(--irc-teal); }
.irc-slip-head span { font-size: 11.5px; color: #6d8a85; }

.irc-slip-hero { padding: 0 18px 12px; }
.irc-slip-label { font-size: 12px; color: #5d7b76; }
.irc-slip-val {
    font-family: var(--irc-mono);
    font-size: 34px;
    font-weight: 800;
    color: var(--irc-orange);
    line-height: 1.2;
    letter-spacing: -.5px;
}
.irc-slip-val em { font-style: normal; font-size: 14px; margin-left: 4px; color: #5d7b76; }
.irc-slip-sub { margin-top: 6px; font-size: 12px; line-height: 1.7; color: #5d7b76; }

.irc-slip-rows { padding: 0 18px; }

.irc-slip-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 8px 0;
    border-bottom: 1px dotted rgba(15, 118, 110, .22);
    font-size: 13px;
}

.irc-slip-row:last-child { border-bottom: 0; }
.irc-slip-row .k { color: #5d7b76; }
.irc-slip-row .v { font-family: var(--irc-mono); font-weight: 700; color: #17332f; }
.irc-slip-row.is-key { border-top: 1px dashed rgba(15, 118, 110, .4); }
.irc-slip-row.is-key .k { color: var(--irc-teal); font-weight: 700; }
.irc-slip-row.is-key .v { color: var(--irc-orange); font-size: 16px; }
.irc-slip-row .v.is-back { color: #0f766e; }

/* ---------- 徽标 ---------- */
.irc-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
    white-space: nowrap;
}
.irc-badge.is-safe { background: #d9f2ea; color: #0b6b4f; }
.irc-badge.is-warn { background: #fdf0d5; color: #92600a; }
.irc-badge.is-danger { background: #fde2e1; color: #b02a22; }
.irc-badge.is-idle { background: #e8eeed; color: #5d7b76; }

:root[data-theme="dark"] .irc-badge.is-safe { background: rgba(45, 212, 191, .18); color: #5eead4; }
:root[data-theme="dark"] .irc-badge.is-warn { background: rgba(251, 191, 36, .18); color: #fcd34d; }
:root[data-theme="dark"] .irc-badge.is-danger { background: rgba(248, 113, 113, .2); color: #fca5a5; }
:root[data-theme="dark"] .irc-badge.is-idle { background: rgba(255, 255, 255, .1); color: #9fb8b4; }

/* ---------- 预设条 ---------- */
.irc-presets {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin: 18px 0 0;
    padding: 12px 16px;
    background: var(--irc-card);
    border: 1px solid var(--irc-line);
    border-radius: 14px;
}

.irc-presets-label { font-size: 12.5px; font-weight: 700; color: var(--irc-faint); margin-right: 2px; }

.irc-presets button {
    font-family: inherit;
    font-size: 12.5px;
    font-weight: 600;
    padding: 6px 12px;
    border-radius: 999px;
    border: 1px solid var(--irc-line-strong);
    background: var(--irc-soft);
    color: var(--irc-teal);
    cursor: pointer;
    transition: all .18s;
}

.irc-presets button:hover { background: var(--irc-teal); color: #fff; border-color: transparent; transform: translateY(-1px); }

/* ---------- 提示条 ---------- */
.irc-alert {
    margin-top: 14px;
    padding: 12px 16px;
    border-radius: 12px;
    border: 1px solid rgba(234, 88, 12, .34);
    background: rgba(251, 146, 60, .12);
    color: #9a3412;
    font-size: 13.5px;
    line-height: 1.7;
}

:root[data-theme="dark"] .irc-alert { color: #fdba74; }

/* ---------- 面板 ---------- */
.irc-panel {
    margin-top: 20px;
    padding: 24px 26px 26px;
    background: var(--irc-card);
    border: 1px solid var(--irc-line);
    border-radius: var(--irc-radius);
    box-shadow: var(--irc-shadow);
}

.irc-panel-head { margin-bottom: 18px; }

.irc-pk {
    display: inline-block;
    font-size: 11.5px;
    font-weight: 800;
    letter-spacing: 1.4px;
    color: var(--irc-teal);
    padding: 4px 11px;
    border-radius: 8px;
    background: var(--irc-soft);
    border: 1px solid var(--irc-line);
}

.irc-pk.is-solid { background: var(--irc-teal); color: #fff; border-color: transparent; }

.irc-panel-head h2 {
    margin: 10px 0 0;
    font-size: 20px;
    font-weight: 800;
    color: var(--irc-text);
    letter-spacing: .2px;
}

.irc-panel-head p {
    margin: 7px 0 0;
    font-size: 13.5px;
    line-height: 1.8;
    color: var(--irc-faint);
}

.irc-cols { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 26px; }
.irc-col { min-width: 0; }

.irc-sub {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 20px 0 12px;
    font-size: 14.5px;
    font-weight: 700;
    color: var(--irc-text);
}

.irc-sub:first-child { margin-top: 0; }
.irc-sub i {
    font-style: normal;
    width: 21px;
    height: 21px;
    border-radius: 7px;
    display: grid;
    place-items: center;
    font-size: 11.5px;
    font-weight: 800;
    color: #fff;
    background: var(--irc-teal);
    flex: none;
}
.irc-sub-note { font-size: 12px; font-weight: 500; color: var(--irc-faint); }

.irc-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(178px, 1fr));
    gap: 12px;
}

.irc-field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.irc-label { font-size: 12.5px; font-weight: 600; color: var(--irc-text); display: flex; gap: 6px; align-items: baseline; }
.irc-label span { font-size: 11.5px; font-weight: 500; color: var(--irc-faint); }

.irc-input,
.irc-select {
    width: 100%;
    height: 40px;
    border-radius: 10px;
    border: 1px solid var(--irc-line-strong);
    background: var(--irc-paper);
    color: var(--irc-text);
    padding: 0 11px;
    font-size: 14px;
    font-family: inherit;
    transition: border-color .16s, box-shadow .16s;
}

.irc-mono { font-family: var(--irc-mono); letter-spacing: .2px; }

.irc-input:focus,
.irc-select:focus {
    outline: none;
    border-color: var(--irc-teal);
    box-shadow: 0 0 0 3px var(--irc-soft2);
}

.irc-select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--irc-faint) 50%), linear-gradient(135deg, var(--irc-faint) 50%, transparent 50%); background-position: calc(100% - 16px) 17px, calc(100% - 11px) 17px; background-size: 5px 5px, 5px 5px; background-repeat: no-repeat; }

.irc-hint {
    margin: 12px 0 0;
    padding: 11px 13px;
    background: var(--irc-soft);
    border-left: 3px solid var(--irc-teal-2);
    border-radius: 0 10px 10px 0;
    font-size: 12.5px;
    line-height: 1.8;
    color: var(--irc-faint);
}
.irc-hint b { color: var(--irc-teal); }
:root[data-theme="dark"] .irc-hint b { color: var(--irc-teal-2); }

/* ---------- 房型磁贴 ---------- */
.irc-types { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; }

.irc-type {
    text-align: left;
    font-family: inherit;
    border: 1.5px solid var(--irc-line);
    background: var(--irc-paper);
    border-radius: 13px;
    padding: 10px 12px;
    cursor: pointer;
    transition: all .18s;
    color: var(--irc-text);
}

.irc-type .n { display: block; font-size: 13.5px; font-weight: 700; }
.irc-type .r { display: block; font-size: 11.5px; color: var(--irc-faint); margin-top: 2px; line-height: 1.5; }
.irc-type:hover { border-color: var(--irc-teal-2); transform: translateY(-1px); }
.irc-type.on { border-color: var(--irc-teal); background: var(--irc-soft2); box-shadow: 0 6px 16px var(--irc-soft); }
.irc-type.on .n { color: var(--irc-teal); }
:root[data-theme="dark"] .irc-type.on .n { color: var(--irc-teal-2); }

/* ---------- KPI 卡片 ---------- */
.irc-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(168px, 1fr));
    gap: 12px;
}

.irc-stats.is-quick { margin-top: 4px; }

.irc-stat {
    padding: 14px 15px;
    border-radius: 14px;
    background: var(--irc-paper);
    border: 1px solid var(--irc-line);
    min-width: 0;
}

.irc-stat .lb { font-size: 12px; color: var(--irc-faint); }
.irc-stat .nm {
    font-family: var(--irc-mono);
    font-size: 22px;
    font-weight: 800;
    color: var(--irc-text);
    line-height: 1.35;
    letter-spacing: -.4px;
}
.irc-stat .nm em { font-style: normal; font-size: 12px; margin-left: 3px; color: var(--irc-faint); font-weight: 600; }
.irc-stat .sb { font-size: 11.5px; color: var(--irc-faint); margin-top: 3px; line-height: 1.55; }
.irc-stat.is-key { background: linear-gradient(135deg, var(--irc-teal) 0%, #115e59 100%); border-color: transparent; }
.irc-stat.is-key .lb { color: rgba(255, 255, 255, .78); }
.irc-stat.is-key .nm { color: #fff; }
.irc-stat.is-key .nm em { color: rgba(255, 255, 255, .8); }
.irc-stat.is-key .sb { color: rgba(255, 255, 255, .78); }
.irc-stat.is-warn { background: rgba(251, 146, 60, .13); border-color: rgba(234, 88, 12, .3); }
.irc-stat.is-warn .nm { color: var(--irc-orange); }
.irc-stat.is-danger { background: rgba(248, 113, 113, .12); border-color: rgba(220, 38, 38, .28); }
.irc-stat.is-danger .nm { color: #b91c1c; }
:root[data-theme="dark"] .irc-stat.is-warn .nm { color: #fdba74; }
:root[data-theme="dark"] .irc-stat.is-danger .nm { color: #fca5a5; }

/* ---------- 现金流拆解 ---------- */
.irc-flow { margin-top: 18px; display: flex; flex-direction: column; gap: 10px; }

.irc-flow-row {
    display: grid;
    grid-template-columns: 132px minmax(0, 1fr) 96px;
    align-items: center;
    gap: 12px;
    padding: 9px 12px;
    border-radius: 11px;
    background: var(--irc-paper);
    border: 1px solid var(--irc-line);
    font-size: 13px;
}

.irc-flow-row .fl { color: var(--irc-text); font-weight: 600; }
.irc-flow-row .ft { height: 9px; border-radius: 999px; background: var(--irc-soft2); overflow: hidden; }
.irc-flow-row .fb { height: 100%; border-radius: 999px; background: linear-gradient(90deg, var(--irc-teal-2), var(--irc-teal)); }
.irc-flow-row.is-back .fb { background: linear-gradient(90deg, #34d399, #059669); }
.irc-flow-row.is-cost .fb { background: linear-gradient(90deg, var(--irc-orange-2), var(--irc-orange)); }
.irc-flow-row .fv { font-family: var(--irc-mono); font-weight: 700; text-align: right; color: var(--irc-text); }
.irc-flow-row.is-back .fv { color: #047857; }
.irc-flow-row.is-cost .fv { color: var(--irc-orange); }
:root[data-theme="dark"] .irc-flow-row.is-back .fv { color: #34d399; }
:root[data-theme="dark"] .irc-flow-row.is-cost .fv { color: #fdba74; }

/* ---------- 风险列表 ---------- */
.irc-risks { display: grid; grid-template-columns: repeat(auto-fit, minmax(272px, 1fr)); gap: 12px; }

.irc-risk {
    padding: 13px 15px;
    border-radius: 13px;
    border: 1px solid var(--irc-line);
    background: var(--irc-paper);
    border-left-width: 4px;
}

.irc-risk.is-danger { border-left-color: #dc2626; background: rgba(248, 113, 113, .09); }
.irc-risk.is-warn { border-left-color: var(--irc-orange); background: rgba(251, 146, 60, .09); }
.irc-risk.is-safe { border-left-color: #059669; background: rgba(16, 185, 129, .08); }
.irc-risk .rt { font-size: 13.5px; font-weight: 700; color: var(--irc-text); display: flex; align-items: center; gap: 7px; }
.irc-risk .rt i { font-style: normal; font-size: 15px; }
.irc-risk .rb { margin-top: 6px; font-size: 12.5px; line-height: 1.75; color: var(--irc-faint); }
.irc-risk .rb b { color: var(--irc-text); }

/* ---------- 工具条 / 按钮 ---------- */
.irc-toolbar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.irc-toolbar .irc-input { width: 240px; }

.irc-actions { display: flex; flex-wrap: wrap; gap: 10px; }

.irc-btn {
    font-family: inherit;
    font-size: 13.5px;
    font-weight: 700;
    padding: 10px 17px;
    border-radius: 11px;
    border: 1px solid var(--irc-line-strong);
    background: var(--irc-paper);
    color: var(--irc-teal);
    cursor: pointer;
    transition: all .18s;
}

.irc-btn:hover { transform: translateY(-1px); border-color: var(--irc-teal); }
.irc-btn--primary { background: var(--irc-teal); border-color: transparent; color: #fff; }
.irc-btn--primary:hover { background: #115e59; }
.irc-btn--ghost { background: transparent; color: var(--irc-faint); }
.irc-btn--solid { background: var(--irc-orange); border-color: transparent; color: #fff; height: 40px; white-space: nowrap; }
.irc-btn--solid:hover { background: #c2410c; }

/* ---------- 表格 ---------- */
.irc-table-wrap { margin-top: 14px; overflow-x: auto; border: 1px solid var(--irc-line); border-radius: 14px; }

.irc-table { width: 100%; border-collapse: collapse; min-width: 760px; font-size: 13px; }

.irc-table th {
    text-align: left;
    padding: 11px 13px;
    background: var(--irc-soft);
    color: var(--irc-teal);
    font-weight: 700;
    white-space: nowrap;
    border-bottom: 1px solid var(--irc-line);
}

.irc-table td { padding: 10px 13px; border-bottom: 1px solid var(--irc-line); color: var(--irc-text); white-space: nowrap; }
.irc-table tr:last-child td { border-bottom: 0; }
.irc-table tbody tr:hover { background: var(--irc-soft); }
.irc-table .num { font-family: var(--irc-mono); font-weight: 700; }
.irc-table .neg { color: #b91c1c; }
:root[data-theme="dark"] .irc-table .neg { color: #fca5a5; }
.irc-op { width: 62px; }

.irc-del {
    font-family: inherit;
    font-size: 12px;
    padding: 4px 9px;
    border-radius: 8px;
    border: 1px solid var(--irc-line-strong);
    background: transparent;
    color: var(--irc-faint);
    cursor: pointer;
}
.irc-del:hover { border-color: #dc2626; color: #dc2626; }

.irc-empty { margin: 12px 0 0; font-size: 12.5px; color: var(--irc-faint); }

/* ---------- 批量输入 / 文本 ---------- */
.irc-bulk {
    width: 100%;
    min-height: 120px;
    border-radius: 12px;
    border: 1px solid var(--irc-line-strong);
    background: var(--irc-paper);
    color: var(--irc-text);
    padding: 12px 13px;
    font-family: var(--irc-mono);
    font-size: 12.5px;
    line-height: 1.8;
    resize: vertical;
}

.irc-bulk:focus { outline: none; border-color: var(--irc-teal); box-shadow: 0 0 0 3px var(--irc-soft2); }

.irc-pre {
    margin: 0;
    padding: 14px 15px;
    border-radius: 12px;
    background: var(--irc-paper);
    border: 1px solid var(--irc-line);
    font-family: var(--irc-mono);
    font-size: 12px;
    line-height: 1.85;
    color: var(--irc-text);
    white-space: pre-wrap;
    word-break: break-all;
    max-height: 320px;
    overflow: auto;
}

/* ---------- FAQ ---------- */
.irc-faq { display: flex; flex-direction: column; gap: 10px; }

.irc-faq-item {
    border: 1px solid var(--irc-line);
    border-radius: 12px;
    background: var(--irc-paper);
    overflow: hidden;
}

.irc-faq-item summary {
    cursor: pointer;
    padding: 12px 15px;
    font-size: 14px;
    font-weight: 700;
    color: var(--irc-text);
    list-style: none;
    position: relative;
    padding-right: 34px;
}

.irc-faq-item summary::-webkit-details-marker { display: none; }
.irc-faq-item summary::after { content: "＋"; position: absolute; right: 14px; top: 11px; color: var(--irc-teal); font-weight: 800; }
.irc-faq-item[open] summary::after { content: "－"; }
.irc-faq-a { padding: 0 15px 14px; font-size: 13px; line-height: 1.9; color: var(--irc-faint); }
.irc-faq-a b { color: var(--irc-text); }

.irc-comments { margin-top: 22px; }

/* ---------- Toast ---------- */
.irc-toast {
    position: fixed;
    left: 50%;
    bottom: 32px;
    transform: translateX(-50%) translateY(20px);
    background: var(--irc-teal-deep);
    color: #fff;
    font-size: 13.5px;
    padding: 11px 20px;
    border-radius: 999px;
    box-shadow: 0 12px 30px rgba(0, 0, 0, .26);
    opacity: 0;
    pointer-events: none;
    transition: all .24s;
    z-index: 9999;
}

.irc-toast.on { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
    .irc-hero { grid-template-columns: minmax(0, 1fr); }
    .irc-slip { max-width: 460px; }
}

@media (max-width: 900px) {
    .irc-cols { grid-template-columns: minmax(0, 1fr); gap: 18px; }
    .irc-hero { padding: 24px 20px 22px; }
    .irc-hero h1 { font-size: 26px; }
    .irc-quick-row { grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }
    .irc-quick-row .irc-btn { width: 100%; }
    .irc-panel { padding: 20px 17px 22px; }
    .irc-flow-row { grid-template-columns: 108px minmax(0, 1fr) 84px; font-size: 12.5px; }
}

@media (max-width: 560px) {
    .irc-hero h1 { font-size: 23px; }
    .irc-lead { font-size: 13.5px; line-height: 1.8; }
    .irc-slip-val { font-size: 29px; }
    .irc-flow-row { grid-template-columns: minmax(0, 1fr) 78px; grid-template-areas: "l v" "t t"; }
    .irc-flow-row .fl { grid-area: l; }
    .irc-flow-row .fv { grid-area: v; }
    .irc-flow-row .ft { grid-area: t; }
    .irc-toolbar .irc-input { width: 100%; }
    .irc-presets { gap: 6px; }
    .irc-presets button { font-size: 12px; padding: 5px 10px; }
}

.irc-page, .irc-sheet { min-width: 0; }
.irc-hero *, .irc-panel * { box-sizing: border-box; }

/* ---------- 打印稿 ---------- */
.irc-sheet { display: none; }

@media print {
    @page { size: A4; margin: 12mm; }

    body * { visibility: hidden !important; }
    .irc-sheet, .irc-sheet * { visibility: visible !important; }
    .irc-sheet {
        display: block !important;
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        font-family: "Songti SC", "Microsoft YaHei", sans-serif;
        color: #000;
        background: #fff;
    }

    .irc-print {
        border: 1px solid #333;
        border-radius: 6px;
        padding: 6mm;
        font-size: 12px;
        line-height: 1.7;
    }

    .irc-print h2 { font-size: 17px; margin: 0 0 2mm; text-align: center; }
    .irc-print .sub { text-align: center; font-size: 11px; color: #444; margin-bottom: 4mm; }
    .irc-print h3 { font-size: 13px; margin: 4mm 0 2mm; border-left: 3px solid #000; padding-left: 2mm; }
    .irc-print table { width: 100%; border-collapse: collapse; font-size: 11.5px; }
    .irc-print th, .irc-print td { border: 1px solid #555; padding: 1.6mm 2mm; text-align: left; }
    .irc-print th { background: #eee; }
    .irc-print .note { margin-top: 3mm; font-size: 11px; color: #333; line-height: 1.7; }
    .irc-print .sign { margin-top: 6mm; display: flex; justify-content: space-between; font-size: 11.5px; }
}