@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+TC:wght@400;500;700&family=Noto+Sans+JP:wght@400;500;700&family=Noto+Sans+KR:wght@400;500;700&family=Poppins:wght@400;500;600;700;800&display=swap');

html, body { margin: 0; padding: 0; background: #ffffff; }

.nc-calculator {
  --slate-50: #f8fafc;
  --slate-100: #f1f5f9;
  --slate-200: #e2e8f0;
  --slate-300: #cbd5e1;
  --slate-400: #94a3b8;
  --slate-500: #64748b;
  --slate-600: #475569;
  --slate-700: #334152;
  --slate-800: #1e293b;
  --slate-900: #0f172a;
  --cyan-50: #ecfeff;
  --cyan-100: #cffafe;
  --cyan-600: #0891b2;
  --cyan-700: #0e7490;
  --amber-50: #fffbeb;
  --amber-700: #b45309;
  --white: #ffffff;
  color: var(--slate-900);
  background: var(--white);
  font-family: 'Poppins', 'Noto Sans TC', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  line-height: 1.7;
}

.nc-calculator:lang(ja) { font-family: 'Poppins', 'Noto Sans JP', 'Noto Sans TC', 'Noto Sans KR', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif; }
.nc-calculator:lang(ko) { font-family: 'Poppins', 'Noto Sans KR', 'Noto Sans TC', 'Noto Sans JP', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif; }

.nc-calculator *, .nc-calculator *::before, .nc-calculator *::after { box-sizing: border-box; }
.nc-calculator a { color: inherit; }

.nc-calculator .container { width: min(880px, 100%); margin: 0 auto; padding: 0 1.5rem; }

.nc-calculator .header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--slate-200);
}
.nc-calculator .nav { min-height: 4.5rem; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.nc-calculator .brand { display: inline-flex; align-items: center; gap: .6rem; text-decoration: none; font-size: 1.1rem; font-weight: 700; color: var(--slate-900); }
.nc-calculator .brand img { flex-shrink: 0; display: block; }
.nc-calculator .home-link { color: var(--cyan-700); font-weight: 600; text-decoration: none; font-size: .92rem; }
.nc-calculator .home-link:hover { text-decoration: underline; }

.nc-calculator .breadcrumb { font-size: .85rem; color: var(--slate-500); margin: 1.75rem 0 .5rem; }
.nc-calculator .breadcrumb a { color: var(--slate-500); text-decoration: none; }
.nc-calculator .breadcrumb a:hover { color: var(--cyan-700); text-decoration: underline; }

.nc-calculator .section { padding: 1.5rem 0 5rem; }

.nc-calculator h1, .nc-calculator h2, .nc-calculator h3, .nc-calculator p { margin-top: 0; }
.nc-calculator h1, .nc-calculator h2, .nc-calculator h3 { text-wrap: balance; }
.nc-calculator .lead, .nc-calculator .body-copy { text-wrap: pretty; }

.nc-calculator h1 { max-width: 760px; margin-bottom: 1rem; font-size: clamp(1.8rem, 4.5vw, 2.5rem); font-weight: 800; line-height: 1.2; }
.nc-calculator h2 { max-width: 760px; margin: 0 0 1rem; font-size: clamp(1.1rem, 2.6vw, 1.3rem); font-weight: 800; line-height: 1.25; }
.nc-calculator .lead { max-width: 720px; color: var(--slate-700); font-size: clamp(1.02rem, 2vw, 1.15rem); margin-bottom: 1.5rem; }
.nc-calculator .body-copy { max-width: 720px; color: var(--slate-700); font-size: 1.02rem; line-height: 1.85; margin-bottom: 1rem; }
.nc-calculator .small-copy { max-width: 720px; color: var(--slate-500); font-size: .88rem; line-height: 1.7; }

/* 輸入面板 */
.nc-calculator .calc-panel {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1.5rem 1.75rem; background: var(--slate-50); border-radius: 1.25rem;
  padding: 1.75rem; margin-bottom: 2rem;
}
.nc-calculator .field-label {
  display: block; font-size: .8rem; font-weight: 700; color: var(--slate-500);
  text-transform: uppercase; letter-spacing: .03em; margin-bottom: .6rem;
}
.nc-calculator select.calc-select {
  width: 100%; padding: .75rem .9rem; border-radius: .7rem; border: 1px solid var(--slate-300);
  background: var(--white); color: var(--slate-900); font-size: .98rem; font-family: inherit;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right .8rem center;
  padding-right: 2.2rem;
}
.nc-calculator select.calc-select:focus { outline: 2px solid var(--cyan-600); outline-offset: 1px; }

.nc-calculator .pill-group { display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; gap: .5rem; }
.nc-calculator .pill-btn {
  text-align: center; padding: .65rem .5rem; border-radius: .7rem;
  border: 1px solid var(--slate-300); background: var(--white); color: var(--slate-700);
  font-size: .92rem; font-weight: 600; cursor: pointer; font-family: inherit;
}
.nc-calculator .pill-btn:hover { border-color: var(--cyan-600); }
.nc-calculator .pill-btn.active { background: var(--cyan-700); border-color: var(--cyan-700); color: var(--white); }
.nc-calculator .pill-btn:focus-visible { outline: 2px solid var(--cyan-600); outline-offset: 1px; }

.nc-calculator .months-field { display: flex; align-items: center; gap: .75rem; }
.nc-calculator input.calc-range { flex: 1; accent-color: var(--cyan-700); }
.nc-calculator .months-value { min-width: 3.6rem; text-align: right; font-weight: 700; color: var(--slate-900); font-size: 1rem; }

/* 結果面板 */
.nc-calculator .result-panel {
  border: 1px solid var(--slate-200); border-radius: 1.25rem; padding: 1.75rem;
}
.nc-calculator .result-headline { display: flex; align-items: baseline; gap: .6rem; flex-wrap: wrap; margin-bottom: .3rem; }
.nc-calculator .result-amount { font-size: clamp(1.8rem, 5vw, 2.4rem); font-weight: 800; color: var(--slate-900); }
.nc-calculator .result-caption { color: var(--slate-500); font-size: .92rem; margin-bottom: 1.5rem; }
.nc-calculator .result-total { color: var(--slate-600); font-size: .95rem; margin-bottom: 1.5rem; }
.nc-calculator .result-total strong { color: var(--slate-900); }

.nc-calculator .cat-list { display: flex; flex-direction: column; gap: .9rem; }
.nc-calculator .cat-row { display: flex; align-items: center; gap: .9rem; }
.nc-calculator .cat-icon { font-size: 1.3rem; flex-shrink: 0; width: 1.8rem; text-align: center; }
.nc-calculator .cat-main { flex: 1; min-width: 0; }
.nc-calculator .cat-name { font-size: .9rem; font-weight: 600; color: var(--slate-700); margin-bottom: .3rem; }
.nc-calculator .cat-bar-track { height: .45rem; border-radius: 9999px; background: var(--slate-100); overflow: hidden; }
.nc-calculator .cat-bar-fill { height: 100%; border-radius: 9999px; background: var(--cyan-600); }
.nc-calculator .cat-amount { flex-shrink: 0; text-align: right; font-weight: 700; color: var(--slate-900); font-size: .95rem; min-width: 6.5rem; }
.nc-calculator .cat-amount span { display: block; font-weight: 500; color: var(--slate-400); font-size: .76rem; }

.nc-calculator .pill { display: inline-flex; align-items: center; padding: .2rem .65rem; border-radius: 9999px; font-size: .78rem; font-weight: 600; }
.nc-calculator .pill-cyan { background: var(--cyan-50); color: var(--cyan-700); }

.nc-calculator .lang-switcher {
  margin-top: 2.5rem; padding-top: 1.5rem; border-top: 1px solid var(--slate-200);
  font-size: .88rem; color: var(--slate-500);
}
.nc-calculator .lang-switcher a { color: var(--cyan-700); text-decoration: underline; margin-left: .3rem; }

.nc-calculator .next-step { margin-top: 2rem; }
.nc-calculator .next-step a {
  display: inline-flex; align-items: center; gap: .4rem; color: var(--cyan-700);
  font-weight: 700; text-decoration: none; font-size: .95rem;
}
.nc-calculator .next-step a:hover { text-decoration: underline; }

.nc-calculator .footer { padding: 2rem 0; border-top: 1px solid var(--slate-200); color: var(--slate-500); font-size: .88rem; text-align: center; }

@media (min-width: 720px) {
  .nc-calculator .calc-layout { display: grid; grid-template-columns: minmax(0, 1fr); gap: 0; }
}

@media (max-width: 640px) {
  .nc-calculator .container { padding: 0 1rem; }
  .nc-calculator .calc-panel { padding: 1.25rem; }
  .nc-calculator .cat-amount { min-width: 5rem; font-size: .88rem; }
}