/* ======================================================================
 * 产假育儿假天数测算 · 重新设计风格（区别于旧 maternity-leave 页面）
 * 配色用 --c-* 主题变量，深色模式自动切换；
 * 自定义主色用局部变量，在 [data-theme="dark"] 下单独覆盖。
 * ====================================================================== */

.plc {
    --plc-accent: #ff6b9d;
    --plc-accent-2: #7c5cff;
    --plc-grad-a: #fff1f6;
    --plc-grad-b: #eef2ff;
    max-width: 980px;
    margin: 0 auto;
    padding: 28px 18px 64px;
}

/* ===== 首屏 hero ===== */
.plc-hero {
    text-align: center;
    padding: 18px 12px 30px;
    background: linear-gradient(135deg, var(--plc-grad-a) 0%, var(--plc-grad-b) 100%);
    border: 1px solid var(--c-border, #eef1f6);
    border-radius: 22px;
    margin-bottom: 24px;
}
.plc-hero-badge {
    display: inline-block;
    font-size: 13px;
    font-weight: 600;
    color: var(--plc-accent);
    background: rgba(255, 107, 157, 0.12);
    padding: 6px 14px;
    border-radius: 999px;
    margin-bottom: 14px;
}
.plc-hero-title {
    font-size: clamp(26px, 5vw, 40px);
    line-height: 1.2;
    margin: 0 0 12px;
    font-weight: 800;
    color: var(--c-text, #1f2937);
    letter-spacing: -0.5px;
}
.plc-hero-title .grad {
    background: linear-gradient(120deg, var(--plc-accent), var(--plc-accent-2));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.plc-hero-sub {
    font-size: clamp(14px, 2.4vw, 17px);
    color: var(--c-text-sub, #5b6472);
    margin: 0 auto;
    max-width: 640px;
    line-height: 1.7;
}

/* ===== 布局：左操作 / 右结果 ===== */
.plc-calc {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
    margin-bottom: 18px;
}
.plc-card {
    background: var(--c-bg-card, #fff);
    border: 1px solid var(--c-border, #eef1f6);
    border-radius: 18px;
    padding: 22px;
    box-shadow: var(--shadow-sm, 0 1px 2px rgba(16, 24, 40, 0.06));
}
.plc-card-title {
    font-size: 17px;
    font-weight: 700;
    margin: 0 0 16px;
    color: var(--c-text, #1f2937);
}

/* ===== 表单 ===== */
.plc-field { margin-bottom: 18px; }
.plc-label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--c-text, #1f2937);
    margin-bottom: 8px;
}
.plc-input {
    width: 100%;
    height: 44px;
    padding: 0 14px;
    font-size: 15px;
    color: var(--c-text, #1f2937);
    background: var(--c-bg-soft, #f7f9fc);
    border: 1.5px solid var(--c-border, #e6eaf0);
    border-radius: 12px;
    outline: none;
    transition: border-color .2s, box-shadow .2s;
    box-sizing: border-box;
}
.plc-input:focus {
    border-color: var(--plc-accent);
    box-shadow: 0 0 0 3px rgba(255, 107, 157, 0.15);
}
.plc-hint {
    margin: 8px 0 0;
    font-size: 12.5px;
    line-height: 1.6;
    color: var(--c-text-sub, #7b8494);
}
.plc-hint b { color: var(--plc-accent); font-weight: 700; }

/* 分段切换 */
.plc-seg {
    display: inline-flex;
    background: var(--c-bg-soft, #f1f4f9);
    border-radius: 12px;
    padding: 4px;
    gap: 4px;
}
.plc-seg-btn {
    border: 0;
    background: transparent;
    color: var(--c-text-sub, #6b7280);
    font-size: 14px;
    font-weight: 600;
    padding: 8px 20px;
    border-radius: 9px;
    cursor: pointer;
    transition: all .2s;
}
.plc-seg-btn.active {
    background: var(--plc-accent);
    color: #fff;
    box-shadow: 0 4px 12px rgba(255, 107, 157, 0.3);
}

.plc-btns { margin-top: 6px; }
.plc-btn {
    border: 0;
    cursor: pointer;
    font-size: 15px;
    font-weight: 700;
    border-radius: 12px;
    padding: 12px 20px;
    transition: transform .15s, box-shadow .2s, background .2s;
}
.plc-btn:active { transform: translateY(1px); }
.plc-btn-ghost {
    background: var(--c-bg-soft, #f1f4f9);
    color: var(--c-text-sub, #5b6472);
}
.plc-btn-ghost:hover { background: var(--c-border, #e6eaf0); }

/* ===== 结果区 ===== */
.plc-result { display: flex; flex-direction: column; }
.plc-result-empty {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--c-text-sub, #8a93a3);
    text-align: center;
    gap: 10px;
    min-height: 280px;
}
.plc-emoji { font-size: 46px; }
.plc-hero {
    text-align: center;
}
.plc-result-body .plc-hero { background: none; border: 0; padding: 0 0 18px; margin: 0; }
.plc-result-body .plc-hero-label { font-size: 13px; color: var(--c-text-sub, #7b8494); font-weight: 600; }
.plc-hero-num {
    font-size: 60px;
    font-weight: 800;
    line-height: 1;
    margin: 6px 0;
    background: linear-gradient(120deg, var(--plc-accent), var(--plc-accent-2));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.plc-hero-num small { font-size: 20px; -webkit-text-fill-color: var(--c-text-sub, #7b8494); margin-left: 4px; }
.plc-hero-sub { font-size: 13.5px; color: var(--c-text-sub, #7b8494); }

.plc-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-bottom: 16px;
}
.plc-metric {
    background: var(--c-bg-soft, #f7f9fc);
    border-radius: 12px;
    padding: 12px 8px;
    text-align: center;
}
.plc-metric.is-hl { background: rgba(124, 92, 255, 0.10); }
.plc-metric .k { display: block; font-size: 12px; color: var(--c-text-sub, #7b8494); margin-bottom: 4px; }
.plc-metric .v { display: block; font-size: 18px; font-weight: 700; color: var(--c-text, #1f2937); }

.plc-bill { list-style: none; margin: 0 0 14px; padding: 0; }
.plc-bill li {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    padding: 9px 0;
    border-bottom: 1px dashed var(--c-border, #eee);
    font-size: 14px;
}
.plc-bill li .k { color: var(--c-text-sub, #6b7280); }
.plc-bill li .v { font-weight: 700; color: var(--c-text, #1f2937); text-align: right; }

.plc-note { font-size: 13px; line-height: 1.7; }
.plc-note p { margin: 0 0 8px; padding: 10px 12px; border-radius: 10px; }
.plc-note .calc-note--ok { background: rgba(16, 185, 129, 0.10); color: #047857; }
.plc-note .calc-note--warn { background: rgba(245, 158, 11, 0.12); color: #b45309; }

/* ===== AI 区 ===== */
.plc-ai { margin-bottom: 18px; }
.plc-ai-tag {
    font-size: 11px;
    font-weight: 700;
    color: #fff;
    background: linear-gradient(120deg, var(--plc-accent-2), var(--plc-accent));
    padding: 2px 8px;
    border-radius: 999px;
    vertical-align: middle;
    margin-left: 6px;
}
.plc-ai-row { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.plc-btn-ai {
    background: linear-gradient(120deg, var(--plc-accent), var(--plc-accent-2));
    color: #fff;
    box-shadow: 0 8px 20px rgba(124, 92, 255, 0.28);
}
.plc-btn-ai:hover { box-shadow: 0 10px 26px rgba(124, 92, 255, 0.38); }
.plc-btn-ai:disabled { opacity: .6; cursor: not-allowed; }
.plc-ai-status { font-size: 13.5px; color: var(--c-text-sub, #6b7280); }
.plc-ai-status.is-ok { color: #059669; font-weight: 600; }
.plc-ai-status.is-err { color: #dc2626; font-weight: 600; }
.plc-ai-result {
    margin-top: 16px;
    padding: 16px 18px;
    background: var(--c-bg-soft, #f7f9fc);
    border: 1px solid var(--c-border, #e6eaf0);
    border-radius: 14px;
    font-size: 14.5px;
    line-height: 1.85;
    color: var(--c-text, #1f2937);
    white-space: pre-wrap;
    max-height: 420px;
    overflow: auto;
}

/* ===== 对照表 ===== */
.plc-table-card { margin-bottom: 18px; }
.plc-table-head { margin-bottom: 14px; }
.plc-table-scroll { overflow-x: auto; }
.plc-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13.5px;
    min-width: 640px;
}
.plc-table th, .plc-table td {
    padding: 10px 12px;
    text-align: left;
    border-bottom: 1px solid var(--c-border, #eef1f6);
    color: var(--c-text, #1f2937);
}
.plc-table thead th {
    background: var(--c-bg-soft, #f3f6fb);
    font-weight: 700;
    position: sticky;
    top: 0;
}
.plc-table tbody tr:hover { background: var(--c-bg-soft, #fafbfe); }
.plc-table td:first-child { font-weight: 700; }

/* ===== 免责声明 ===== */
.plc-disclaim {
    font-size: 13px;
    line-height: 1.8;
    color: var(--c-text-sub, #6b7280);
    background: rgba(245, 158, 11, 0.08);
    border: 1px solid rgba(245, 158, 11, 0.20);
    border-radius: 14px;
    padding: 16px 18px;
    margin: 0 0 24px;
}
.plc-disclaim b { color: #b45309; }

/* ===== 落地页内容 ===== */
.plc-info {
    background: var(--c-bg-card, #fff);
    border: 1px solid var(--c-border, #eef1f6);
    border-radius: 18px;
    padding: 24px;
    margin-bottom: 18px;
}
.plc-info-head { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.plc-info-icon {
    width: 44px; height: 44px;
    display: grid; place-items: center;
    font-size: 22px;
    background: var(--c-bg-soft, #f3f6fb);
    border-radius: 12px;
}
.plc-info-head h2 { font-size: 19px; margin: 0; color: var(--c-text, #1f2937); }
.plc-info-desc { font-size: 14.5px; line-height: 1.9; color: var(--c-text, #374151); }
.plc-info-desc b { color: var(--plc-accent); }

.plc-faq { margin-top: 18px; }
.plc-faq-title { font-size: 16px; margin: 0 0 10px; color: var(--c-text, #1f2937); }
.plc-faq-item {
    border: 1px solid var(--c-border, #eef1f6);
    border-radius: 12px;
    padding: 0 14px;
    margin-bottom: 10px;
    background: var(--c-bg-soft, #fafbfe);
}
.plc-faq-item summary {
    cursor: pointer;
    font-weight: 600;
    font-size: 14.5px;
    padding: 13px 0;
    color: var(--c-text, #1f2937);
}
.plc-faq-a { font-size: 13.5px; line-height: 1.8; color: var(--c-text-sub, #5b6472); padding: 0 0 14px; }

/* ===== 相关工具 ===== */
.plc-related h3 { font-size: 16px; margin: 0 0 14px; color: var(--c-text, #1f2937); }
.plc-rel-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.plc-rel-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px;
    background: var(--c-bg-card, #fff);
    border: 1px solid var(--c-border, #eef1f6);
    border-radius: 14px;
    text-decoration: none;
    color: var(--c-text, #1f2937);
    transition: transform .15s, box-shadow .2s, border-color .2s;
}
.plc-rel-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md, 0 4px 16px rgba(16,24,40,.10));
    border-color: var(--plc-accent);
}
.plc-rel-icon { font-size: 24px; }
.plc-rel-body { flex: 1; display: flex; flex-direction: column; }
.plc-rel-body b { font-size: 14.5px; }
.plc-rel-body small { font-size: 12px; color: var(--c-text-sub, #8a93a3); }
.plc-rel-go { color: var(--plc-accent); font-weight: 700; }

/* ===== 响应式 ===== */
@media (max-width: 760px) {
    .plc-calc { grid-template-columns: 1fr; }
    .plc-rel-grid { grid-template-columns: 1fr; }
    .plc-hero-num { font-size: 48px; }
}

/* ===== 深色模式：自定义主色与渐变覆盖 ===== */
:root[data-theme="dark"] .plc {
    --plc-grad-a: #1b1430;
    --plc-grad-b: #141d33;
}
:root[data-theme="dark"] .plc-hero {
    border-color: var(--c-border);
}
:root[data-theme="dark"] .plc-hero-badge {
    background: rgba(255, 107, 157, 0.18);
}
:root[data-theme="dark"] .plc-info-desc b,
:root[data-theme="dark"] .plc-hint b { color: #ff9ec4; }
:root[data-theme="dark"] .plc-rel-body b { color: var(--c-text); }