/* ==========================================================================
   实习薪酬与到手收入测算器 /tool/intern-pay-calc
   视觉主题：银行流水票据 —— 酒红勃艮第（#8c1c3a）+ 米金（#b08127）+ 奶油白
   质感关键词：票据齿孔、骑缝虚线、等宽流水数字、流水小票
   深浅双主题：跟随导航栏 #themeToggle，页面内不另设切换开关
   ========================================================================== */

.ipc-page {
    --ipc-paper: #f3ece1;
    --ipc-paper-2: #fffdf8;
    --ipc-paper-3: #f7f1e6;
    --ipc-ink: #2c2021;
    --ipc-ink-2: #6b5a55;
    --ipc-ink-3: #9c8b84;
    --ipc-line: #e2d5c4;
    --ipc-line-2: #efe6d8;
    --ipc-wine: #8c1c3a;
    --ipc-wine-2: #ab2b4c;
    --ipc-wine-soft: #f7e7ea;
    --ipc-gold: #b08127;
    --ipc-gold-soft: #f8eeda;
    --ipc-green: #1f6b4d;
    --ipc-green-soft: #e3f1e9;
    --ipc-shadow: 0 18px 40px rgba(70, 40, 36, .12);
    --ipc-shadow-sm: 0 6px 18px rgba(70, 40, 36, .08);
    --ipc-radius: 18px;
    --ipc-mono: "JetBrains Mono", "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
    --ipc-serif: Georgia, "Times New Roman", "Songti SC", "SimSun", serif;
}

:root[data-theme="dark"] .ipc-page {
    --ipc-paper: #17110f;
    --ipc-paper-2: #201816;
    --ipc-paper-3: #2a201d;
    --ipc-ink: #f4ebe3;
    --ipc-ink-2: #c0ada5;
    --ipc-ink-3: #8d7a74;
    --ipc-line: #3a2c28;
    --ipc-line-2: #2c211e;
    --ipc-wine: #e78ea0;
    --ipc-wine-2: #f0a8b6;
    --ipc-wine-soft: #33191f;
    --ipc-gold: #dfb45f;
    --ipc-gold-soft: #2d2413;
    --ipc-green: #6fc39a;
    --ipc-green-soft: #122a20;
    --ipc-shadow: 0 18px 44px rgba(0, 0, 0, .55);
    --ipc-shadow-sm: 0 6px 18px rgba(0, 0, 0, .42);
}

.ipc-page {
    position: relative;
    color: var(--ipc-ink);
    font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    line-height: 1.78;
    font-variant-numeric: tabular-nums;
    padding: 30px 30px 34px;
    margin-top: 22px;
    border: 1px solid var(--ipc-line);
    border-radius: var(--ipc-radius);
    box-shadow: var(--ipc-shadow);
    background:
        radial-gradient(820px 380px at 12% -12%, rgba(176, 129, 39, .16), transparent 60%),
        repeating-linear-gradient(0deg, transparent 0 30px, rgba(140, 28, 58, .045) 30px 31px),
        linear-gradient(180deg, var(--ipc-paper-2), var(--ipc-paper));
}

.ipc-page * { box-sizing: border-box; }
.ipc-page h1,
.ipc-page h2,
.ipc-page h3 { margin: 0; line-height: 1.38; }
.ipc-page h1 { font-size: 32px; font-weight: 800; color: var(--ipc-wine); letter-spacing: .5px; }
.ipc-page h2 { font-size: 20px; font-weight: 800; color: var(--ipc-ink); }
.ipc-page h3 { font-size: 15px; font-weight: 700; color: var(--ipc-ink); }

.ipc-hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 380px;
    gap: 30px;
    align-items: start;
    margin-bottom: 20px;
}

.ipc-kicker {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 2.5px;
    color: var(--ipc-wine);
    background: var(--ipc-wine-soft);
    border: 1px solid var(--ipc-line);
    border-radius: 999px;
    padding: 3px 14px;
    margin-bottom: 13px;
}

.ipc-lead {
    margin: 12px 0 15px;
    font-size: 15px;
    color: var(--ipc-ink-2);
    max-width: 60ch;
    line-height: 1.95;
}
.ipc-lead b { color: var(--ipc-wine); font-weight: 700; }

.ipc-tags { list-style: none; margin: 0 0 18px; padding: 0; display: flex; flex-wrap: wrap; gap: 7px; }
.ipc-tags li {
    font-size: 12px;
    color: var(--ipc-ink-2);
    background: var(--ipc-paper-2);
    border: 1px solid var(--ipc-line);
    border-radius: 999px;
    padding: 3px 11px;
}

.ipc-quick {
    position: relative;
    background: var(--ipc-paper-2);
    border: 1px solid var(--ipc-line);
    border-radius: 14px;
    padding: 16px 20px;
    box-shadow: var(--ipc-shadow-sm);
    max-width: 620px;
    overflow: hidden;
}
.ipc-quick::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 6px;
    background:
        radial-gradient(circle at 3px 6px, var(--ipc-paper) 3px, transparent 3.5px) 0 0 / 6px 14px repeat-y;
}
.ipc-quick-title {
    font-size: 13px;
    font-weight: 800;
    color: var(--ipc-wine);
    margin-bottom: 11px;
    letter-spacing: .5px;
}
.ipc-quick-row { display: flex; flex-wrap: wrap; gap: 12px; align-items: flex-end; }
.ipc-quick-field { display: flex; flex-direction: column; gap: 4px; }
.ipc-quick-field span { font-size: 12px; color: var(--ipc-ink-3); }
.ipc-quick-field input, .ipc-quick-field select {
    font: inherit;
    font-size: 14px;
    color: var(--ipc-ink);
    background: var(--ipc-paper-3);
    border: 1px solid var(--ipc-line);
    border-radius: 9px;
    padding: 7px 10px;
    outline: none;
    min-width: 130px;
}
.ipc-quick-field input:focus, .ipc-quick-field select:focus { border-color: var(--ipc-wine); }

.ipc-ticket {
    position: relative;
    background: var(--ipc-paper-2);
    border: 1px solid var(--ipc-line);
    border-radius: 16px;
    padding: 20px 22px 22px;
    box-shadow: var(--ipc-shadow-sm);
    overflow: hidden;
}
.ipc-ticket::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 8px;
    background:
        radial-gradient(circle at 4px 0, var(--ipc-paper-2) 4px, transparent 4.5px) 0 0 / 16px 8px repeat-x;
    background-position: 0 100%;
}
.ipc-ticket-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding-bottom: 11px;
    border-bottom: 1px dashed var(--ipc-line);
    margin-bottom: 14px;
}
.ipc-ticket-head b { font-size: 15px; color: var(--ipc-wine); font-family: var(--ipc-serif); letter-spacing: .5px; }
.ipc-ticket-head span { font-size: 12px; color: var(--ipc-ink-3); }

.ipc-net { text-align: center; padding: 6px 0 12px; }
.ipc-net-label { font-size: 12.5px; color: var(--ipc-ink-2); letter-spacing: 3px; }
.ipc-net-val {
    font-family: var(--ipc-mono);
    font-size: 40px;
    font-weight: 800;
    color: var(--ipc-wine);
    line-height: 1.12;
    letter-spacing: -1px;
}
.ipc-net-val em { font-style: normal; font-size: 16px; color: var(--ipc-ink-3); margin-left: 4px; }
.ipc-net-sub { font-size: 12.5px; color: var(--ipc-ink-2); line-height: 1.75; margin-top: 3px; }

.ipc-ticket-rows { border-top: 1px dashed var(--ipc-line); padding-top: 10px; }
.ipc-ticket-row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 10px;
    padding: 4px 0;
    font-size: 13px;
}
.ipc-ticket-row .k { color: var(--ipc-ink-2); }
.ipc-ticket-row .v { font-family: var(--ipc-mono); font-weight: 700; color: var(--ipc-ink); }
.ipc-ticket-row.is-key .v { color: var(--ipc-wine); font-size: 15px; }
.ipc-ticket-row .v.is-minus { color: var(--ipc-gold); }

.ipc-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 12px;
    font-weight: 800;
    padding: 3px 11px;
    border-radius: 999px;
    border: 1px solid transparent;
    white-space: nowrap;
}
.ipc-badge.is-safe { background: var(--ipc-green-soft); color: var(--ipc-green); border-color: var(--ipc-green); }
.ipc-badge.is-warn { background: var(--ipc-gold-soft); color: var(--ipc-gold); border-color: var(--ipc-gold); }
.ipc-badge.is-danger { background: var(--ipc-wine-soft); color: var(--ipc-wine); border-color: var(--ipc-wine); }

.ipc-presets { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.ipc-presets-label { font-size: 12px; font-weight: 700; letter-spacing: 1px; color: var(--ipc-ink-3); }
.ipc-presets button {
    font: inherit;
    font-size: 13px;
    color: var(--ipc-wine);
    background: var(--ipc-paper-2);
    border: 1px solid var(--ipc-line);
    border-radius: 999px;
    padding: 5px 14px;
    cursor: pointer;
    transition: all .15s ease;
}
.ipc-presets button:hover { border-color: var(--ipc-wine); background: var(--ipc-wine-soft); }

.ipc-alert {
    border-radius: 12px;
    border: 1px solid var(--ipc-wine);
    background: var(--ipc-wine-soft);
    color: var(--ipc-wine);
    font-size: 13px;
    line-height: 1.8;
    padding: 11px 16px;
    margin-bottom: 16px;
}
.ipc-alert.is-warn { border-color: var(--ipc-gold); background: var(--ipc-gold-soft); color: var(--ipc-gold); }
.ipc-alert.is-info { border-color: var(--ipc-green); background: var(--ipc-green-soft); color: var(--ipc-green); }
.ipc-alert ul { margin: 4px 0 0; padding-left: 18px; }
.ipc-alert li { margin: 2px 0; }

.ipc-panel {
    background: var(--ipc-paper-2);
    border: 1px solid var(--ipc-line);
    border-radius: 16px;
    padding: 22px 24px;
    margin-bottom: 18px;
    box-shadow: var(--ipc-shadow-sm);
    position: relative;
}
.ipc-panel-head { margin-bottom: 16px; }
.ipc-pk {
    display: inline-block;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 2px;
    color: var(--ipc-paper-2);
    background: var(--ipc-wine);
    border-radius: 6px;
    padding: 2px 9px;
    margin-bottom: 9px;
}
.ipc-pk.is-gold { background: var(--ipc-gold); }
.ipc-panel-head h2 { margin-bottom: 5px; }
.ipc-panel-head p { margin: 0; font-size: 13px; color: var(--ipc-ink-2); line-height: 1.8; }

.ipc-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; }
.ipc-col { min-width: 0; }

.ipc-sub {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    margin: 0 0 11px;
}
.ipc-sub + .ipc-sub { margin-top: 20px; }
.ipc-sub i {
    font-style: normal;
    width: 22px;
    height: 22px;
    border-radius: 7px;
    background: var(--ipc-wine-soft);
    color: var(--ipc-wine);
    border: 1px solid var(--ipc-line);
    font-size: 12px;
    font-weight: 800;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: none;
}
.ipc-sub-note { font-size: 12px; font-weight: 400; color: var(--ipc-ink-3); }

.ipc-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.ipc-field { display: flex; flex-direction: column; gap: 5px; }
.ipc-label { font-size: 13px; font-weight: 600; color: var(--ipc-ink-2); }
.ipc-label span { font-size: 11px; font-weight: 400; color: var(--ipc-ink-3); }
.ipc-input, .ipc-select {
    font: inherit;
    font-size: 14px;
    color: var(--ipc-ink);
    background: var(--ipc-paper-3);
    border: 1px solid var(--ipc-line);
    border-radius: 10px;
    padding: 8px 11px;
    width: 100%;
    outline: none;
    transition: border-color .15s ease, box-shadow .15s ease;
}
.ipc-input:focus, .ipc-select:focus {
    border-color: var(--ipc-wine);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--ipc-wine) 13%, transparent);
}
.ipc-mono { font-family: var(--ipc-mono); }
.ipc-hint { font-size: 12px; color: var(--ipc-ink-3); line-height: 1.75; margin: 9px 0 0; }
.ipc-hint b { color: var(--ipc-wine); }

.ipc-stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.ipc-stats.is-quick { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.ipc-stat {
    background: var(--ipc-paper-3);
    border: 1px solid var(--ipc-line-2);
    border-radius: 12px;
    padding: 13px 15px;
}
.ipc-stat-label { font-size: 12px; color: var(--ipc-ink-3); }
.ipc-stat-val {
    font-family: var(--ipc-mono);
    font-size: 23px;
    font-weight: 800;
    color: var(--ipc-wine);
    line-height: 1.25;
    margin-top: 2px;
}
.ipc-stat-val em { font-style: normal; font-size: 12px; font-weight: 600; color: var(--ipc-ink-3); margin-left: 3px; }
.ipc-stat.is-gold .ipc-stat-val { color: var(--ipc-gold); }
.ipc-stat.is-green .ipc-stat-val { color: var(--ipc-green); }
.ipc-stat-sub { font-size: 11.5px; color: var(--ipc-ink-3); margin-top: 3px; line-height: 1.6; }

.ipc-flow { margin-top: 16px; border: 1px solid var(--ipc-line); border-radius: 12px; overflow: hidden; }
.ipc-flow-row {
    display: grid;
    grid-template-columns: 132px 1fr 118px;
    gap: 12px;
    align-items: center;
    padding: 10px 14px;
    border-bottom: 1px dashed var(--ipc-line-2);
    font-size: 13px;
}
.ipc-flow-row:last-child { border-bottom: none; }
.ipc-flow-row .k { color: var(--ipc-ink-2); }
.ipc-flow-row .v { font-family: var(--ipc-mono); font-weight: 700; text-align: right; }
.ipc-flow-row .bar { height: 16px; background: var(--ipc-paper-3); border-radius: 8px; overflow: hidden; }
.ipc-flow-row .bar i { display: block; height: 100%; border-radius: 8px; transition: width .35s ease; }
.ipc-flow-row.is-gross .bar i { background: linear-gradient(90deg, var(--ipc-gold), #e3c579); }
.ipc-flow-row.is-ins .bar i { background: linear-gradient(90deg, var(--ipc-wine), var(--ipc-wine-2)); }
.ipc-flow-row.is-tax .bar i { background: linear-gradient(90deg, #8a6b2f, #b8934a); }
.ipc-flow-row.is-net { background: var(--ipc-wine-soft); }
.ipc-flow-row.is-net .k { color: var(--ipc-wine); font-weight: 700; }
.ipc-flow-row.is-net .v { color: var(--ipc-wine); font-size: 16px; }

.ipc-btn {
    font: inherit;
    font-size: 14px;
    font-weight: 700;
    color: var(--ipc-ink);
    background: var(--ipc-paper-2);
    border: 1px solid var(--ipc-line);
    border-radius: 10px;
    padding: 9px 18px;
    cursor: pointer;
    transition: all .15s ease;
    white-space: nowrap;
}
.ipc-btn:hover { border-color: var(--ipc-wine); color: var(--ipc-wine); }
.ipc-btn--primary { background: var(--ipc-wine); border-color: var(--ipc-wine); color: #fff; }
.ipc-btn--primary:hover { background: var(--ipc-wine-2); border-color: var(--ipc-wine-2); color: #fff; }
.ipc-btn--gold { background: var(--ipc-gold); border-color: var(--ipc-gold); color: #fff; }
.ipc-btn--gold:hover { filter: brightness(1.06); color: #fff; }
.ipc-btn--ghost { background: transparent; }
.ipc-btn--mini { font-size: 12px; padding: 4px 11px; border-radius: 999px; }
.ipc-btn:disabled { opacity: .5; cursor: not-allowed; }

.ipc-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; }
.ipc-toolbar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-bottom: 14px; }
.ipc-toolbar .ipc-input { max-width: 230px; }

.ipc-table-wrap { overflow-x: auto; border: 1px solid var(--ipc-line); border-radius: 12px; background: var(--ipc-paper-2); }
.ipc-table { width: 100%; border-collapse: collapse; font-size: 13px; min-width: 680px; }
.ipc-table th, .ipc-table td { padding: 9px 12px; text-align: left; border-bottom: 1px solid var(--ipc-line-2); }
.ipc-table th { font-size: 12px; color: var(--ipc-ink-3); background: var(--ipc-paper-3); white-space: nowrap; font-weight: 700; }
.ipc-table td { color: var(--ipc-ink); }
.ipc-table td.ipc-mono, .ipc-table .ipc-mono { font-family: var(--ipc-mono); }
.ipc-table tbody tr:last-child td { border-bottom: none; }
.ipc-table tbody tr:hover { background: var(--ipc-paper-3); }
.ipc-table .ipc-empty td { text-align: center; color: var(--ipc-ink-3); padding: 22px 0; }
.ipc-del {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    border: none;
    background: var(--ipc-wine-soft);
    color: var(--ipc-wine);
    font-size: 12px;
    font-weight: 800;
    cursor: pointer;
    line-height: 1;
}
.ipc-del:hover { background: var(--ipc-wine); color: #fff; }
.ipc-op { white-space: nowrap; }

.ipc-risks { display: grid; gap: 11px; }
.ipc-risk {
    display: flex;
    gap: 13px;
    align-items: flex-start;
    background: var(--ipc-paper-3);
    border: 1px solid var(--ipc-line-2);
    border-left: 4px solid var(--ipc-ink-3);
    border-radius: 11px;
    padding: 12px 15px;
}
.ipc-risk.is-danger { border-left-color: var(--ipc-wine); }
.ipc-risk.is-warn { border-left-color: var(--ipc-gold); }
.ipc-risk.is-safe { border-left-color: var(--ipc-green); }
.ipc-risk-icon {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 800;
    line-height: 1;
    flex: none;
    background: var(--ipc-paper-2);
    border: 1px solid var(--ipc-line);
    color: var(--ipc-ink-3);
}
.ipc-risk.is-danger .ipc-risk-icon { background: var(--ipc-wine); border-color: var(--ipc-wine); color: #fff; }
.ipc-risk.is-warn .ipc-risk-icon { background: var(--ipc-gold); border-color: var(--ipc-gold); color: #fff; }
.ipc-risk.is-safe .ipc-risk-icon { background: var(--ipc-green); border-color: var(--ipc-green); color: #fff; }
.ipc-risk-body b { display: block; font-size: 13.5px; color: var(--ipc-ink); margin-bottom: 2px; }
.ipc-risk-body p { margin: 0; font-size: 12.5px; color: var(--ipc-ink-2); line-height: 1.8; }
.ipc-risk-body p b { display: inline; font-family: var(--ipc-mono); color: var(--ipc-wine); }

.ipc-bulk {
    width: 100%;
    min-height: 104px;
    font-family: var(--ipc-mono);
    font-size: 13px;
    line-height: 1.8;
    color: var(--ipc-ink);
    background: var(--ipc-paper-3);
    border: 1px solid var(--ipc-line);
    border-radius: 11px;
    padding: 10px 12px;
    outline: none;
    resize: vertical;
}
.ipc-bulk:focus { border-color: var(--ipc-wine); }

.ipc-pre {
    margin: 0;
    background: var(--ipc-paper-3);
    border: 1px solid var(--ipc-line-2);
    border-radius: 12px;
    padding: 14px 16px;
    font-family: var(--ipc-mono);
    font-size: 12.5px;
    line-height: 1.85;
    color: var(--ipc-ink-2);
    white-space: pre-wrap;
    word-break: break-all;
    max-height: 380px;
    overflow: auto;
}

.ipc-faq { display: flex; flex-direction: column; gap: 10px; }
.ipc-faq-item {
    background: var(--ipc-paper-3);
    border: 1px solid var(--ipc-line-2);
    border-radius: 12px;
    overflow: hidden;
}
.ipc-faq-item summary {
    cursor: pointer;
    font-size: 14px;
    font-weight: 700;
    color: var(--ipc-ink);
    padding: 12px 42px 12px 16px;
    list-style: none;
    position: relative;
}
.ipc-faq-item summary::-webkit-details-marker { display: none; }
.ipc-faq-item summary::after {
    content: "+";
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--ipc-wine);
    font-size: 18px;
    font-weight: 800;
}
.ipc-faq-item[open] summary::after { content: "−"; }
.ipc-faq-a { padding: 0 16px 14px; font-size: 13px; line-height: 1.95; color: var(--ipc-ink-2); }
.ipc-faq-a b { color: var(--ipc-wine); }

.ipc-comments { margin-bottom: 20px; }
.ipc-sheet { display: none; }

.ipc-toast {
    position: fixed;
    left: 50%;
    bottom: 32px;
    transform: translateX(-50%) translateY(16px);
    background: rgba(44, 32, 33, .95);
    color: #fff;
    font-size: 14px;
    padding: 10px 20px;
    border-radius: 10px;
    opacity: 0;
    pointer-events: none;
    transition: all .3s ease;
    z-index: 9999;
    max-width: 86vw;
}
.ipc-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

@media (max-width: 1020px) {
    .ipc-hero { grid-template-columns: 1fr; }
    .ipc-cols { grid-template-columns: 1fr; }
    .ipc-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
    .ipc-page { padding: 22px 15px 26px; }
    .ipc-page h1 { font-size: 25px; }
    .ipc-grid, .ipc-stats, .ipc-stats.is-quick { grid-template-columns: 1fr; }
    .ipc-flow-row { grid-template-columns: 92px 1fr 96px; gap: 8px; }
    .ipc-quick-row { gap: 8px; }
    .ipc-quick-field input, .ipc-quick-field select { min-width: 110px; }
}

@media print {
    body > *:not(.detail-wrap) { display: none !important; }
    .detail-wrap .container > *:not(.ipc-sheet) { display: none !important; }
    .ipc-sheet {
        display: block !important;
        color: #000;
        font-size: 12px;
        line-height: 1.8;
    }
    .ipc-sheet h1 { font-size: 20px; color: #000; margin: 0 0 4px; }
    .ipc-sheet .ipc-sheet-meta { font-size: 11px; color: #444; margin-bottom: 14px; }
    .ipc-sheet table { width: 100%; border-collapse: collapse; margin-bottom: 14px; }
    .ipc-sheet th, .ipc-sheet td { border: 1px solid #999; padding: 5px 8px; text-align: left; }
    .ipc-sheet th { background: #eee; }
    .ipc-sheet .ipc-sheet-sign { margin-top: 26px; display: flex; gap: 60px; color: #333; }
    .ipc-toast, .ipc-comments, .ipc-alert { display: none !important; }
}