/* ===== 车衣 vs 镀晶 ===== */
.ppf-hero {
    background: linear-gradient(150deg, #fdf4ff 0%, #eef2ff 100%);
    border: 1px solid #c4b5fd;
    border-radius: 22px;
    padding: 28px;
    margin-bottom: 26px;
    box-shadow: 0 12px 36px rgba(76, 29, 149, .10);
}
.ppf-head { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
.ppf-logo {
    font-size: 28px; width: 52px; height: 52px; border-radius: 14px;
    background: linear-gradient(135deg, #6d28d9 0%, #c4b5fd 100%);
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 6px 16px rgba(109, 40, 217, .3);
}
.ppf-title { font-size: 20px; font-weight: 800; color: #4c1d95; }
.ppf-sub { font-size: 13px; color: #64748b; margin-top: 2px; }

.ppf-body { display: grid; grid-template-columns: 1.15fr 1fr; gap: 18px; }
.ppf-form {
    background: rgba(255,255,255,.92); border: 1px solid #c4b5fd;
    border-radius: 16px; padding: 16px;
}
.ppf-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.ppf-field { display: flex; flex-direction: column; gap: 4px; }
.ppf-field > span { font-size: 12px; color: #64748b; font-weight: 600; }
.ppf-field input, .ppf-field select {
    border: 2px solid #ede9fe; border-radius: 10px; padding: 9px 12px;
    font-size: 14px; background: #fff; color: #0f172a; outline: none; transition: border-color .2s;
}
.ppf-field input:focus, .ppf-field select:focus { border-color: #8b5cf6; }

.ppf-result {
    background: rgba(255,255,255,.92); border: 1px solid #e2e8f0;
    border-radius: 16px; padding: 16px; display: flex; flex-direction: column; gap: 12px;
}
.ppf-bars { display: flex; flex-direction: column; gap: 8px; }
.ppf-bar-row { display: flex; align-items: center; gap: 8px; }
.ppf-bar-row > span { width: 34px; font-size: 12px; color: #64748b; font-weight: 700; flex-shrink: 0; }
.ppf-track { flex: 1; height: 16px; border-radius: 999px; background: #f5f3ff; overflow: hidden; }
.ppf-track i { display: block; height: 100%; width: 0; border-radius: 999px; transition: width .4s; }
.ppf-film { background: linear-gradient(90deg, #7c3aed, #c4b5fd); }
.ppf-coat { background: linear-gradient(90deg, #f59e0b, #fcd34d); }
.ppf-bar-row b { width: 82px; text-align: right; font-size: 13px; color: #0f172a; font-variant-numeric: tabular-nums; flex-shrink: 0; }
.ppf-break { list-style: none; display: flex; flex-direction: column; gap: 6px; }
.ppf-break li {
    display: flex; justify-content: space-between; align-items: center; gap: 10px;
    background: #f5f3ff; border: 1px solid #ede9fe; border-radius: 10px;
    padding: 8px 12px; font-size: 13px; color: #6d28d9;
}
.ppf-break li b { color: #0f172a; font-variant-numeric: tabular-nums; }
.ppf-break li.ok { border-color: #8b5cf6; background: #ede9fe; color: #4c1d95; font-weight: 700; }
.ppf-break li.ok.bad { border-color: #f59e0b; background: #fffbeb; color: #92400e; }
.ppf-note { margin-top: 14px; font-size: 12px; color: #64748b; line-height: 1.7; }

@media (max-width: 860px) {
    .ppf-body { grid-template-columns: 1fr; }
    .ppf-hero { padding: 20px 14px; }
}

/* ===== 深色模式 ===== */
[data-theme="dark"] .ppf-hero {
    background: linear-gradient(150deg, #2e1065 0%, #0f172a 100%);
    border-color: rgba(196, 181, 253, .22);
}
[data-theme="dark"] .ppf-title { color: #ddd6fe; }
[data-theme="dark"] .ppf-form, [data-theme="dark"] .ppf-result {
    background: rgba(255,255,255,.05); border-color: rgba(196, 181, 253, .18);
}
[data-theme="dark"] .ppf-field input, [data-theme="dark"] .ppf-field select {
    background: rgba(255,255,255,.06); color: #e2e8f0; border-color: rgba(196,181,253,.25);
}
[data-theme="dark"] .ppf-field > span { color: #94a3b8; }
[data-theme="dark"] .ppf-track { background: rgba(255,255,255,.08); }
[data-theme="dark"] .ppf-bar-row b { color: #e2e8f0; }
[data-theme="dark"] .ppf-break li { background: rgba(255,255,255,.04); border-color: rgba(148,163,184,.2); color: #94a3b8; }
[data-theme="dark"] .ppf-break li b { color: #e2e8f0; }
[data-theme="dark"] .ppf-break li.ok { background: rgba(124,58,237,.2); border-color: rgba(167,139,250,.4); color: #ddd6fe; }
[data-theme="dark"] .ppf-break li.ok.bad { background: rgba(217,119,6,.18); border-color: rgba(251,191,36,.4); color: #fde68a; }