/* 生活计算 — UI 第二轮：参考 Claude 暖米色编辑风设计语言（不冒充品牌） */
:root {
  /* Claude DESIGN.md colors */
  --primary: #cc785c;
  --primary-active: #a9583e;
  --primary-disabled: #e6dfd8;
  --primary-soft: #f3e8e2;
  --primary-ink: #a9583e;
  --ink: #141413;
  --body: #3d3d3a;
  --body-strong: #252523;
  --muted: #6c6a64;
  --muted-soft: #8e8b82;
  --hairline: #e6dfd8;
  --hairline-soft: #ebe6df;
  --canvas: #faf9f5;
  --surface-soft: #f5f0e8;
  --surface-card: #efe9de;
  --surface-cream-strong: #e8e0d2;
  --surface-dark: #181715;
  --surface-dark-elevated: #252320;
  --surface-dark-soft: #1f1e1b;
  --on-primary: #ffffff;
  --on-dark: #faf9f5;
  --on-dark-soft: #a09d96;
  --accent-teal: #5db8a6;
  --accent-amber: #e8a55a;
  --success: #5db872;
  --warning: #d4a017;
  --error: #c64545;

  /* Mapped aliases used across existing selectors */
  --bg: var(--canvas);
  --bg-accent: var(--surface-soft);
  --surface: var(--canvas);
  --surface-2: var(--surface-soft);
  --text: var(--ink);
  --border: var(--hairline);
  --border-strong: var(--surface-cream-strong);
  --accent: var(--accent-teal);
  --accent-soft: #e4f3ef;
  --warn: var(--warning);
  --danger: var(--error);
  --ok: var(--success);

  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-pill: 9999px;
  --radius: var(--radius-lg);
  --radius-btn: var(--radius-md);

  --shadow: 0 1px 3px rgba(20, 20, 19, 0.08);
  --shadow-hover: 0 2px 8px rgba(20, 20, 19, 0.1);
  --max: 1200px;
  --input-h: 44px;
  --focus-ring: 0 0 0 3px rgba(204, 120, 92, 0.15);
  --nav-h: 64px;
  --section: 96px;

  /* Serif display + humanist sans (system / free stacks; CJK fallbacks) */
  --font-display: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua",
    Georgia, "Songti SC", "Noto Serif SC", "Noto Serif TC", "Times New Roman", serif;
  --font: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC",
    "Noto Sans TC", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: var(--surface-dark);
    --bg-accent: var(--surface-dark-soft);
    --surface: var(--surface-dark-elevated);
    --surface-2: var(--surface-dark-soft);
    --text: var(--on-dark);
    --body: #c8c5bc;
    --body-strong: var(--on-dark);
    --muted: var(--on-dark-soft);
    --muted-soft: #7a776f;
    --border: #2e2c28;
    --border-strong: #3a3732;
    --primary: #d49278;
    --primary-active: #e0a890;
    --primary-soft: #3a2a24;
    --primary-ink: #e8b8a4;
    --hairline: #2e2c28;
    --surface-card: #252320;
    --surface-soft: #1f1e1b;
    --surface-cream-strong: #2e2c28;
    --accent: #5db8a6;
    --accent-soft: #1a332e;
    --warn: #e8a55a;
    --danger: #e07070;
    --ok: #5db872;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
    --shadow-hover: 0 2px 10px rgba(0, 0, 0, 0.45);
    --focus-ring: 0 0 0 3px rgba(212, 146, 120, 0.28);
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--body);
  background: var(--bg);
  line-height: 1.55;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  font-weight: 400;
}

/* Accessibility: skip link */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 10000;
  padding: 0.65rem 1rem;
  background: var(--primary);
  color: var(--on-primary);
  border-radius: var(--radius-md);
  font-family: var(--font);
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
}
.skip-link:focus {
  left: 0.75rem;
  top: 0.75rem;
  outline: none;
  box-shadow: var(--focus-ring);
}


h1, h2, h3, .page-title, .hero h1, .section-head h2, .card h2, .result-value {
  font-family: var(--font-display);
  font-weight: 400;
  color: var(--text);
  letter-spacing: -0.02em;
}

a {
  color: var(--primary);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

a:focus-visible,
button:focus-visible,
summary:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

img {
  max-width: 100%;
}

.container {
  width: min(100% - 1.5rem, var(--max));
  margin-inline: auto;
}

@media (min-width: 640px) {
  .container {
    width: min(100% - 2rem, var(--max));
  }
}

/* Header — cream nav, 64px */
.site-header {
  background: var(--canvas);
  border-bottom: 1px solid rgba(204, 120, 92, 0.14);
  position: sticky;
  top: 0;
  z-index: 50;
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

@media (prefers-color-scheme: dark) {
  .site-header {
    background: var(--surface-dark);
    border-bottom-color: var(--border);
  }
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1rem;
  min-height: var(--nav-h);
  padding: 0.5rem 0;
  flex-wrap: wrap;
}

.logo {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.2rem;
  color: var(--ink);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
  letter-spacing: -0.02em;
  transition: color 0.18s ease;
}

@media (prefers-color-scheme: dark) {
  .logo { color: var(--on-dark); }
}

.logo:hover {
  text-decoration: none;
  color: var(--primary);
}

.logo-mark {
  width: 1.75rem;
  height: 1.75rem;
  border-radius: var(--radius-md);
  background: var(--primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--on-primary);
  font-family: var(--font);
  font-size: 0.8rem;
  font-weight: 600;
  box-shadow: none;
  border: 1px solid rgba(169, 88, 62, 0.18);
  transition: background-color 0.18s ease, transform 0.18s ease, border-color 0.18s ease;
}
.logo:hover .logo-mark {
  background: var(--primary-active);
  border-color: rgba(169, 88, 62, 0.32);
  transform: translateY(-1px);
}

.nav {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex: 1;
  justify-content: flex-end;
  min-width: 0;
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  min-height: 44px;
  height: 44px;
  padding: 0 0.85rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--hairline);
  background: var(--canvas);
  color: var(--ink);
  font: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
}

@media (prefers-color-scheme: dark) {
  .nav-toggle {
    background: var(--surface-dark-elevated);
    color: var(--on-dark);
    border-color: var(--border);
  }
}

.nav-toggle:hover {
  background: var(--surface-card);
}

.nav-menu {
  display: flex;
  flex-wrap: wrap;
  gap: 0.2rem 0.35rem;
  align-items: center;
  justify-content: flex-end;
  min-width: 0;
}

.nav a,
.nav .nav-more > summary {
  color: var(--muted);
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.4rem 0.65rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  white-space: nowrap;
  line-height: 1.4;
  transition: color 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
  box-shadow: inset 0 -2px 0 transparent;
}

.nav a:hover,
.nav a[aria-current="page"],
.nav-more[open] > summary,
.nav-more > summary:hover {
  color: var(--primary-ink);
  background: var(--surface-card);
  text-decoration: none;
  box-shadow: inset 0 -2px 0 var(--primary);
}

@media (prefers-color-scheme: dark) {
  .nav a:hover,
  .nav a[aria-current="page"],
  .nav-more[open] > summary,
  .nav-more > summary:hover {
    color: var(--on-dark);
    background: var(--surface-dark-elevated);
  }
}

/* Main layout */
main {
  flex: 1;
  padding: 1.75rem 0 3rem;
}

.layout {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: minmax(0, 1fr);
}

@media (min-width: 1100px) {
  .layout.has-aside.has-ads {
    grid-template-columns: minmax(0, 1fr) 240px;
    align-items: start;
  }
}

/* Hero — cream canvas, serif display, editorial */
.hero {
  position: relative;
  overflow: hidden;
  background: var(--canvas);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-xl);
  padding: 2.5rem 2rem 2rem;
  box-shadow: none;
  margin-bottom: 1.5rem;
}

@media (prefers-color-scheme: dark) {
  .hero {
    background: var(--surface-dark-elevated);
    border-color: var(--border);
  }
}

.hero::before {
  content: "";
  position: absolute;
  inset: auto -8% -35% auto;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(204, 120, 92, 0.12), transparent 70%);
  pointer-events: none;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin: 0 0 0.85rem;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-pill);
  background: var(--surface-card);
  border: none;
  color: var(--ink);
  font-family: var(--font);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

@media (prefers-color-scheme: dark) {
  .hero-eyebrow {
    background: var(--surface-dark-soft);
    color: var(--on-dark-soft);
  }
}

.hero h1 {
  position: relative;
  margin: 0 0 0.65rem;
  font-size: clamp(2rem, 4.5vw, 3rem);
  letter-spacing: -0.03em;
  line-height: 1.1;
  font-weight: 400;
  color: var(--ink);
}

@media (prefers-color-scheme: dark) {
  .hero h1 { color: var(--on-dark); }
}

.hero p {
  position: relative;
  margin: 0;
  color: var(--body);
  max-width: 40rem;
  font-size: 1rem;
  line-height: 1.55;
}

.hero .region-strip {
  position: relative;
  margin-top: 1.35rem;
}

/* Cards — surface-card cream, lg radius, no heavy shadow */
.cards {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}

@media (min-width: 560px) {
  .cards {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  }
}

.cards.cards-regions {
  grid-template-columns: 1fr;
}

@media (min-width: 560px) {
  .cards.cards-regions {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .cards.cards-regions {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.card,
.tool-card {
  background: var(--surface-card);
  border: 1px solid transparent;
  border-radius: var(--radius-lg);
  padding: 1.65rem 1.55rem 1.5rem;
  box-shadow: none;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  transition: background 0.15s ease, border-color 0.15s ease;
  min-width: 0;
}

@media (prefers-color-scheme: dark) {
  .card,
  .tool-card {
    background: var(--surface-dark-elevated);
    border: 1px solid var(--border);
  }
}

.card:hover,
.tool-card:hover {
  box-shadow: none;
  background: var(--surface-cream-strong);
  border-color: rgba(204, 120, 92, 0.35);
}

@media (prefers-color-scheme: dark) {
  .card:hover,
  .tool-card:hover {
    background: var(--surface-dark-soft);
    border-color: var(--primary);
  }
}

.card-tag {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.65rem;
  border-radius: var(--radius-pill);
  font-family: var(--font);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  background: var(--canvas);
  color: var(--ink);
  border: none;
}

@media (prefers-color-scheme: dark) {
  .card-tag {
    background: var(--surface-dark-soft);
    color: var(--on-dark-soft);
  }
}

.card-tag.health { background: #e4f3ef; color: #2a7a6a; }
.card-tag.finance { background: var(--primary-soft); color: var(--primary-ink); }
.card-tag.spend { background: #f8edd9; color: #8a5a20; }
.card-tag.life { background: var(--surface-cream-strong); color: var(--body-strong); }
.card-tag.region { background: var(--primary); color: var(--on-primary); letter-spacing: 0.1em; text-transform: uppercase; font-size: 0.7rem; }

@media (prefers-color-scheme: dark) {
  .card-tag.health { background: #1a332e; color: #5db8a6; }
  .card-tag.finance { background: var(--primary-soft); color: var(--primary-ink); }
  .card-tag.spend { background: #3a2e1a; color: #e8a55a; }
  .card-tag.life { background: #2e2c28; color: var(--on-dark-soft); }
  .card-tag.region { background: var(--primary); color: var(--on-primary); }
}

.card-icon {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  background: var(--canvas);
}

@media (prefers-color-scheme: dark) {
  .card-icon { background: var(--surface-dark-soft); }
}

.card h2 {
  margin: 0;
  font-size: 1.125rem;
  line-height: 1.35;
  font-weight: 400;
  letter-spacing: -0.015em;
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  flex: 1;
  line-height: 1.55;
}

.card .btn {
  align-self: flex-start;
  margin-top: 0.35rem;
}

/* Tool page */
.page-title {
  margin: 0 0 0.4rem;
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 3.2vw, 2.4rem);
  letter-spacing: -0.035em;
  line-height: 1.12;
  font-weight: 400;
  color: var(--ink);
}

.page-desc {
  margin: 0.35rem 0 1.35rem;
  color: var(--muted);
  font-size: 0.98rem;
  line-height: 1.65;
  max-width: 46rem;
}

.panel {
  background: var(--canvas);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  padding: 1.5rem 1.75rem;
  box-shadow: none;
}

@media (min-width: 800px) {
  .panel {
    padding: 2rem;
  }
}

@media (prefers-color-scheme: dark) {
  .panel {
    background: var(--surface-dark-elevated);
    border-color: var(--border);
  }
}

.tool-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: minmax(0, 1fr);
}

@media (min-width: 800px) {
  .tool-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 1.75rem;
  }
}

.form-grid {
  display: grid;
  gap: 1rem;
}

.form-row {
  display: grid;
  gap: 0.35rem;
}

.form-row.two {
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--ink);
  font-family: var(--font);
  line-height: 1.45;
  overflow-wrap: anywhere;
}

@media (prefers-color-scheme: dark) {
  label { color: var(--on-dark); }
}

.hint {
  font-size: 0.82rem;
  line-height: 1.55;
  color: var(--muted-soft);
  font-weight: 400;
}
.hint a {
  color: var(--primary-ink);
  text-underline-offset: 2px;
}
.hint a:hover {
  color: var(--primary);
}

input[type="number"],
input[type="text"],
input[type="date"],
input[type="email"],
input[type="search"],
textarea,
select {
  width: 100%;
  min-height: var(--input-h);
  height: var(--input-h);
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
  font: inherit;
  font-size: 1rem;
  line-height: 1.4;
  font-variant-numeric: tabular-nums;
  background-color: var(--surface-card);
  color: var(--ink);
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
  appearance: none;
  -webkit-appearance: none;
}

textarea {
  height: auto;
  min-height: 6.5rem;
  resize: vertical;
  line-height: 1.55;
  font-variant-numeric: normal;
}

input::placeholder,
textarea::placeholder {
  color: var(--muted);
  opacity: 1;
}

select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%236c6a64' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 2.25rem;
}

@media (prefers-color-scheme: dark) {
  input[type="number"],
  input[type="text"],
  input[type="date"],
  input[type="email"],
  input[type="search"],
  textarea,
  select {
    background-color: var(--surface-dark);
    color: var(--on-dark);
    border-color: var(--border);
  }
  input::placeholder,
  textarea::placeholder {
    color: var(--on-dark-soft);
  }
  select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23a09d96' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
  }
}

input:hover,
select:hover,
textarea:hover {
  border-color: var(--surface-cream-strong);
  background-color: var(--surface-soft);
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--primary);
  background-color: var(--canvas);
  box-shadow: var(--focus-ring);
}

input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: none;
  border-color: var(--primary);
  box-shadow: var(--focus-ring);
}

input:disabled,
select:disabled,
textarea:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  background-color: var(--surface-cream-strong);
  color: var(--muted);
}

input:user-invalid,
select:user-invalid,
textarea:user-invalid,
input[aria-invalid="true"],
select[aria-invalid="true"],
textarea[aria-invalid="true"],
input.is-invalid,
select.is-invalid,
textarea.is-invalid {
  border-color: var(--error);
  background-color: #f8ece8;
  box-shadow: 0 0 0 3px rgba(198, 69, 69, 0.12);
}

/* keep select chevron when background-color changes */
select:hover,
select:focus,
select:focus-visible {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%236c6a64' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
}

.form-label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--ink);
  font-family: var(--font);
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.radio-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  padding: 0.28rem;
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
}

.radio-group label {
  position: relative;
  flex: 1 1 8.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  min-height: 44px;
  padding: 0.5rem 0.95rem;
  margin: 0;
  border-radius: var(--radius-md);
  font-weight: 500;
  font-size: 0.9rem;
  line-height: 1.3;
  color: var(--body);
  cursor: pointer;
  background: transparent;
  text-align: center;
  transition: background 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
}

.radio-group label:hover {
  background: var(--surface-soft);
  color: var(--body-strong);
}

.radio-group label:has(input:checked) {
  background: var(--primary);
  color: var(--on-primary);
}

.radio-group label:has(input:focus-visible) {
  box-shadow: var(--focus-ring);
}

.radio-group input[type="radio"] {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.form-fieldset {
  margin: 0;
  padding: 0.9rem 1rem 1rem;
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  background: var(--surface-soft);
  display: grid;
  gap: 0.85rem;
  min-width: 0;
}

.form-fieldset > legend {
  font-family: var(--font-display);
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--ink);
  padding: 0 0.4rem;
}

@media (prefers-color-scheme: dark) {
  .form-label {
    color: var(--on-dark);
  }
  .radio-group {
    background: var(--surface-dark-soft);
    border-color: var(--border);
  }
  .radio-group label:hover {
    background: var(--surface-dark-elevated);
  }
  .form-fieldset {
    background: var(--surface-dark-soft);
    border-color: var(--border);
  }
  .form-fieldset > legend {
    color: var(--on-dark);
  }
}

@media (prefers-reduced-motion: reduce) {
  .radio-group label {
    transition: none;
  }
}

/* Buttons — coral primary, md radius, 44px */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  min-height: 44px;
  height: auto;
  min-width: 44px;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  border: none;
  font-family: var(--font);
  font-size: 0.875rem;
  font-weight: 500;
  line-height: 1;
  cursor: pointer;
  background: var(--primary);
  color: var(--on-primary);
  text-decoration: none;
  box-shadow: none;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}

.btn:hover {
  background: var(--primary-active);
  text-decoration: none;
}

.btn:active {
  background: var(--primary-active);
}

.btn:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

.btn-secondary {
  background: var(--surface-card);
  color: var(--ink);
  border: 1px solid var(--hairline);
  box-shadow: none;
}

.btn-secondary:hover {
  background: var(--surface-cream-strong);
  border-color: rgba(204, 120, 92, 0.35);
  color: var(--primary-ink);
}

.btn-secondary:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
  border-color: var(--primary);
}

@media (prefers-color-scheme: dark) {
  .btn-secondary {
    background: var(--surface-dark-elevated);
    color: var(--on-dark);
    border-color: var(--border);
  }
  .btn-secondary:hover {
    background: var(--surface-dark-soft);
  }
}

.actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem 0.75rem;
  margin-top: 0.65rem;
  padding-top: 0.15rem;
}
.actions .btn,
.actions .btn-secondary {
  min-width: 6.5rem;
}
@media (max-width: 480px) {
  .actions {
    flex-direction: column;
    align-items: stretch;
    gap: 0.55rem;
  }
  .actions .btn,
  .actions .btn-secondary {
    width: 100%;
    min-width: 0;
  }
}

/* Results — dark surface or coral-tinted callout */
.results {
  display: grid;
  gap: 0.85rem;
}

.result-card {
  background: var(--surface-dark);
  border: none;
  border-radius: var(--radius-lg);
  padding: 1.5rem 1.35rem;
  color: var(--on-dark);
  box-shadow: none;
}

@media (max-width: 640px) {
  .result-card {
    padding: 1.25rem 1.1rem;
  }
}

.result-card .result-label {
  color: var(--on-dark-soft);
}

.result-card .result-value {
  color: var(--on-dark);
}

.result-card.neutral {
  background: var(--surface-card);
  color: var(--ink);
}

.result-card.neutral .result-label {
  color: var(--muted);
}

.result-card.neutral .result-value {
  color: var(--ink);
}

@media (prefers-color-scheme: dark) {
  .result-card {
    background: var(--surface-dark-soft);
    border: 1px solid var(--border);
  }
  .result-card.neutral {
    background: var(--surface-dark-elevated);
    color: var(--on-dark);
  }
  .result-card.neutral .result-label { color: var(--on-dark-soft); }
  .result-card.neutral .result-value { color: var(--on-dark); }
}

.result-label {
  font-family: var(--font);
  font-size: 0.8125rem;
  color: var(--muted);
  margin: 0 0 0.45rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  line-height: 1.4;
}

.result-value {
  font-size: clamp(1.85rem, 3.4vw, 2.4rem);
  font-weight: 400;
  letter-spacing: -0.03em;
  margin: 0;
  line-height: 1.2;
  word-break: break-word;
  font-variant-numeric: tabular-nums lining-nums;
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.1rem 0.4rem;
}

.result-value small {
  font-family: var(--font);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--on-dark-soft);
  opacity: 1;
  margin-left: 0;
  letter-spacing: 0.04em;
  vertical-align: baseline;
}

.result-card.neutral .result-value small {
  color: var(--muted);
}

.badge {
  display: inline-block;
  margin-top: 0.5rem;
  padding: 0.2rem 0.7rem;
  border-radius: var(--radius-pill);
  font-family: var(--font);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  background: var(--surface-card);
  color: var(--ink);
}

.badge.under { background: #dbeaf5; color: #2a5a7a; }
.badge.normal { background: #e4f3ef; color: #2a7a6a; }
.badge.over { background: #f8edd9; color: #8a5a20; }
.badge.obese { background: #f5e0e0; color: #8a3030; }

@media (prefers-color-scheme: dark) {
  .badge { background: var(--surface-dark-elevated); color: var(--on-dark); }
  .badge.under { background: #1a2e3a; color: #7ab0d0; }
  .badge.normal { background: #1a332e; color: #5db8a6; }
  .badge.over { background: #3a2e1a; color: #e8a55a; }
  .badge.obese { background: #3a1e1e; color: #e07070; }
}

.kv {
  display: grid;
  gap: 0;
  margin-top: 0.15rem;
}

.kv-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--hairline-soft);
  font-size: 0.92rem;
  line-height: 1.45;
  color: var(--body);
}

.kv-row:last-child {
  border-bottom: none;
}

.kv-row span:first-child {
  overflow-wrap: anywhere;
  color: var(--muted);
  flex: 1 1 auto;
}

.kv-row span:last-child {
  font-weight: 600;
  text-align: right;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  flex: 0 1 auto;
}

@media (prefers-color-scheme: dark) {
  .kv-row { border-bottom-color: var(--border); }
  .kv-row span:last-child { color: var(--on-dark); }
}

.table-wrap {
  overflow-x: auto;
  margin-top: 0.85rem;
  -webkit-overflow-scrolling: touch;
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
}

.table-wrap table {
  margin: 0;
}

.table-wrap caption {
  caption-side: top;
  text-align: left;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 0.02em;
  padding: 0.85rem 1rem 0.25rem;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  font-variant-numeric: tabular-nums lining-nums;
}

th,
td {
  padding: 0.7rem 0.9rem;
  border-bottom: 1px solid var(--hairline-soft);
  text-align: right;
  white-space: nowrap;
  color: var(--body);
}

th:first-child,
td:first-child,
.table-wrap th:first-child,
.table-wrap td:first-child {
  text-align: left;
  white-space: normal;
}

th {
  background: var(--surface-cream-strong);
  font-weight: 500;
  color: var(--muted);
  font-family: var(--font);
}

thead th {
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}

tr.is-total th,
tr.is-total td {
  font-weight: 600;
  color: var(--ink);
  background: var(--primary-soft);
  border-bottom: none;
}

.related-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.25rem;
}

.related-tools-label {
  flex: 1 0 100%;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 0.02em;
  margin: 0 0 0.05rem;
}

.related-tools a {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0.3rem 0.9rem;
  border-radius: var(--radius-pill);
  background: var(--surface-card);
  color: var(--body-strong);
  text-decoration: none;
  font-size: 0.875rem;
  border: 1px solid transparent;
  transition: background 0.15s ease, color 0.15s ease;
}

.related-tools a:hover {
  background: var(--primary-soft);
  color: var(--primary-ink);
}

.related-tools a:focus-visible {
  background: var(--primary-soft);
  color: var(--primary-ink);
  outline: none;
  box-shadow: var(--focus-ring);
}

@media (prefers-color-scheme: dark) {
  th, td { border-bottom-color: var(--border); }
  .table-wrap {
    background: var(--surface-dark-elevated);
    border-color: var(--border);
  }
  .table-wrap caption { color: var(--on-dark-soft); }
  th {
    background: var(--surface-dark-soft);
    color: var(--on-dark-soft);
  }
  td { color: var(--body); }
  tr.is-total th,
  tr.is-total td {
    background: rgba(204, 120, 92, 0.18);
    color: var(--on-dark);
  }
  .related-tools-label { color: var(--on-dark-soft); }
  .related-tools a {
    background: var(--surface-dark-elevated);
    color: var(--on-dark);
  }
  .related-tools a:hover,
  .related-tools a:focus-visible {
    background: rgba(204, 120, 92, 0.2);
    color: #e0a890;
  }
}

@media (prefers-reduced-motion: reduce) {
  .related-tools a { transition: none; }
}

.note {
  margin-top: 0.95rem;
  padding: 1rem 1.15rem 1rem 1.05rem;
  background: var(--surface-card);
  border: 1px solid rgba(204, 120, 92, 0.16);
  border-left: 3px solid var(--primary);
  border-radius: var(--radius-lg);
  font-size: 0.86rem;
  line-height: 1.58;
  color: #5c5348;
}

.note strong {
  color: var(--ink);
  font-weight: 600;
}

.note.info {
  background: #f3efe6;
  border-color: rgba(204, 120, 92, 0.18);
  border-left-color: var(--primary);
  color: #5a5248;
}

.note.info strong {
  color: var(--primary-ink);
}

@media (prefers-color-scheme: dark) {
  .note {
    background: #2a2622;
    border-color: rgba(212, 146, 120, 0.28);
    border-left-color: var(--primary);
    color: #cfc6b8;
  }
  .note strong {
    color: var(--on-dark);
  }
  .note.info {
    background: #2c2622;
    border-color: rgba(212, 146, 120, 0.3);
    border-left-color: var(--primary);
    color: #d2c8ba;
  }
  .note.info strong {
    color: var(--primary-ink);
  }
}

/* Ad placeholder — cream surface, soft coral dash */
.ad-slot {
  background: var(--surface-card);
  border: 1px dashed rgba(204, 120, 92, 0.28);
  border-radius: var(--radius-lg);
  color: var(--muted-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 120px;
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  user-select: none;
  box-shadow: none;
}

.ad-slot.banner {
  min-height: 90px;
  margin-top: 1.5rem;
  background: var(--surface-soft);
}

.ad-slot.is-placeholder,
.ad-aside.is-placeholder {
  display: none !important;
}

.ad-aside {
  position: sticky;
  top: 4.5rem;
}

/* Footer — dark warm surface */
.site-footer {
  background: var(--surface-dark);
  border-top: 1px solid rgba(204, 120, 92, 0.18);
  padding: 3rem 0 2.25rem;
  margin-top: auto;
  color: var(--on-dark-soft);
}

.footer-inner {
  display: grid;
  gap: 1.05rem;
  font-size: 0.875rem;
  color: var(--on-dark-soft);
}

.footer-inner > p:first-of-type {
  color: var(--on-dark);
  font-weight: 500;
  letter-spacing: 0.01em;
  font-size: 0.9rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1.35rem;
  max-height: none;
  padding-bottom: 0.35rem;
  border-bottom: 1px solid rgba(250, 249, 245, 0.08);
}

.footer-links a {
  color: var(--on-dark-soft);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color 0.15s ease;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: #e0a890;
  text-decoration: none;
}

.disclaimer {
  font-size: 0.75rem;
  line-height: 1.6;
  color: #8a8680;
  opacity: 1;
  max-width: 52rem;
  margin-top: 0.15rem;
  padding-top: 0.85rem;
  border-top: 1px solid rgba(250, 249, 245, 0.06);
}

/* Nav dropdown */
.nav-more {
  position: relative;
}

.nav-more > summary {
  list-style: none;
  cursor: pointer;
  font-weight: 500;
}

.nav-more > summary::-webkit-details-marker {
  display: none;
}

.nav-more > summary::after {
  content: " ▾";
  font-size: 0.7em;
}

.nav-panel {
  position: absolute;
  right: 0;
  top: calc(100% + 0.4rem);
  background: var(--canvas);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 1rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(140px, 1fr));
  gap: 0.75rem 1rem;
  min-width: min(360px, calc(100vw - 1.5rem));
  max-height: min(70vh, 520px);
  overflow: auto;
  z-index: 60;
}

@media (prefers-color-scheme: dark) {
  .nav-panel {
    background: var(--surface-dark-elevated);
    border-color: var(--border);
  }
}

.nav-group-title {
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--muted);
  margin-bottom: 0.25rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-family: var(--font);
}

.nav-group {
  display: grid;
  gap: 0.15rem;
}

.nav-group a {
  display: block;
  font-size: 0.82rem;
  padding: 0.3rem 0.4rem;
  border-radius: var(--radius-sm);
  color: var(--ink);
  white-space: normal;
}

@media (prefers-color-scheme: dark) {
  .nav-group a { color: var(--on-dark); }
}

.nav-group a:hover,
.nav-group a[aria-current="page"] {
  background: var(--surface-card);
  color: var(--primary);
  text-decoration: none;
}

@media (prefers-color-scheme: dark) {
  .nav-group a:hover,
  .nav-group a[aria-current="page"] {
    background: var(--surface-dark-soft);
  }
}

.nav a.nav-quick {
  font-size: 0.875rem;
}

.lang-switch {
  display: inline-flex;
  align-items: stretch;
  gap: 0.18rem;
  margin-left: 0.35rem;
  padding: 0.2rem;
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-pill);
  font-size: 0.8125rem;
  flex-shrink: 0;
  min-height: 36px;
  box-sizing: border-box;
}

.lang-switch a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  min-height: 28px;
  min-width: 3.15rem;
  padding: 0.15rem 0.8rem;
  border-radius: var(--radius-pill);
  text-decoration: none;
  font-weight: 500;
  line-height: 1;
  transition: color 0.15s ease, background 0.15s ease;
}

.lang-switch a:hover {
  color: var(--primary-ink);
  background: var(--surface-soft);
  text-decoration: none;
}

.lang-switch a[aria-current="true"] {
  color: var(--on-primary);
  background: var(--primary);
  font-weight: 600;
}

.lang-switch a:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

@media (prefers-color-scheme: dark) {
  .lang-switch {
    background: var(--surface-dark);
    border-color: var(--border);
  }
  .lang-switch a[aria-current="true"] {
    color: var(--on-primary);
    background: var(--primary);
  }
  .lang-switch a:hover:not([aria-current="true"]) {
    background: var(--surface-dark-elevated);
    color: var(--primary-ink);
  }
}

.lang-sep {
  display: none;
}

.nav-panel-regions {
  grid-template-columns: 1fr 1fr;
  min-width: 220px;
}

.nav-panel-regions a {
  display: block;
  padding: 0.45rem 0.55rem;
  border-radius: var(--radius-md);
  color: var(--ink);
  font-size: 0.88rem;
}

@media (prefers-color-scheme: dark) {
  .nav-panel-regions a { color: var(--on-dark); }
}

.nav-panel-regions a:hover,
.nav-panel-regions a[aria-current="page"] {
  background: var(--surface-card);
  color: var(--primary);
  text-decoration: none;
}

.region-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1rem 0 0;
}

.region-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.45rem 0.9rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--hairline);
  background: var(--canvas);
  color: var(--ink);
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  box-shadow: none;
  transition: border-color 0.15s, background 0.15s;
}

@media (prefers-color-scheme: dark) {
  .region-chip {
    background: var(--surface-dark-soft);
    border-color: var(--border);
    color: var(--on-dark);
  }
}

.region-chip:hover {
  border-color: var(--primary);
  color: var(--primary);
  text-decoration: none;
  background: var(--primary-soft);
}

.region-chip .flag {
  font-size: 1rem;
}

.section-head {
  margin: 2.5rem 0 1.1rem;
  padding-bottom: 0.55rem;
  border-bottom: 1px solid var(--hairline);
}

.section-head h2 {
  margin: 0 0 0.35rem;
  font-size: clamp(1.35rem, 2.2vw, 1.75rem);
  letter-spacing: -0.02em;
  font-weight: 400;
  line-height: 1.2;
  color: var(--ink);
}

.section-head p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.region-banner {
  margin: 0 0 1rem;
  padding: 1rem 1.15rem 1rem 1.25rem;
  border-radius: 12px;
  border: 1px solid var(--hairline);
  border-left: 3px solid var(--primary);
  background: #efe9de;
  color: var(--body);
  font-size: 0.9rem;
  box-shadow: none;
  position: relative;
}

.region-banner strong {
  color: var(--ink);
  font-weight: 500;
}

.region-banner ul {
  margin: 0.5rem 0 0;
  padding-left: 1.15rem;
}

.region-banner a {
  font-weight: 500;
}

@media (prefers-color-scheme: dark) {
  .region-banner {
    background: var(--surface-dark-elevated);
    color: var(--on-dark-soft);
  }
  .region-banner strong { color: var(--on-dark); }
}

.status-pill {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 500;
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-pill);
  vertical-align: middle;
  margin-left: 0.4rem;
  letter-spacing: 0.05em;
  font-family: var(--font);
  line-height: 1.2;
  border: 1px solid transparent;
}

.status-pill.ready {
  background: #e4f3ef;
  color: #1f6b5c;
  border-color: #cfe8e1;
}

.status-pill.partial {
  background: #f8edd9;
  color: #8a5a20;
  border-color: #efd9b5;
}

.status-pill.planned {
  background: var(--surface-cream-strong);
  color: var(--muted);
  border-color: var(--hairline);
}

@media (prefers-color-scheme: dark) {
  .status-pill.ready { background: #1a332e; color: #5db8a6; }
  .status-pill.partial { background: #3a2e1a; color: #e8a55a; }
  .status-pill.planned { background: #2e2c28; color: var(--on-dark-soft); }
}

.tool-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.65rem;
}

.tool-list li {
  background: var(--surface-card);
  border: 1px solid transparent;
  border-radius: var(--radius-lg);
  padding: 1rem 1.2rem;
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.55rem 0.75rem;
  transition: background 0.15s ease, border-color 0.15s ease;
  box-shadow: none;
}

@media (prefers-color-scheme: dark) {
  .tool-list li {
    background: var(--surface-dark-elevated);
    border: 1px solid var(--border);
  }
}

.tool-list li:hover {
  box-shadow: none;
  background: var(--surface-cream-strong);
  border-color: var(--primary);
}

@media (prefers-color-scheme: dark) {
  .tool-list li:hover {
    background: var(--surface-dark-soft);
    border-color: var(--primary);
  }
}

.tool-list a {
  font-weight: 500;
  color: var(--ink);
}

@media (prefers-color-scheme: dark) {
  .tool-list a { color: var(--on-dark); }
}

.tool-list a:hover {
  color: var(--primary);
}

/* Responsive nav / mobile */
@media (max-width: 900px) {
  .nav a.nav-quick {
    display: none;
  }
}

@media (max-width: 720px) {
  .nav-toggle {
    display: inline-flex;
  }

  .nav-menu {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 0.35rem;
    padding: 0.35rem 0 0.15rem;
  }

  .nav.is-open .nav-menu {
    display: flex;
  }

  .nav-menu > a,
  .nav-menu > .nav-more,
  .nav-menu > .lang-switch {
    width: 100%;
  }

  .nav-menu > a,
  .nav-more > summary {
    display: block;
  }

  .nav-panel {
    position: static;
    min-width: 0;
    width: 100%;
    margin-top: 0.35rem;
    grid-template-columns: 1fr 1fr;
    max-height: 55vh;
  }

  .lang-switch {
    width: 100%;
    margin: 0.35rem 0 0;
    justify-content: stretch;
  }
  .lang-switch a {
    flex: 1;
  }

  .region-strip {
    gap: 0.4rem;
  }

  .form-row.two {
    grid-template-columns: 1fr;
  }

  .tool-grid {
    grid-template-columns: 1fr;
    gap: 1.15rem;
  }

  .hero {
    padding: 1.75rem 1.25rem 1.5rem;
  }

  .hero h1 {
    font-size: 1.85rem;
  }

  .card {
    padding: 1.35rem;
  }

  .header-inner {
    padding: 0.7rem 0 0.65rem;
    gap: 0.65rem 0.85rem;
    align-items: center;
  }

  .logo {
    font-size: 1.1rem;
  }

  .nav-toggle {
    min-height: 44px;
    height: 44px;
    padding: 0 1rem;
  }

  .btn,
  .actions .btn,
  .actions .btn-secondary {
    min-height: 44px;
    height: auto;
    padding: 0.75rem 1.15rem;
  }

  label {
    line-height: 1.5;
  }

  .kv-row {
    flex-wrap: wrap;
    gap: 0.25rem 0.85rem;
    padding: 0.65rem 0;
  }

  .kv-row span:last-child {
    min-width: 4.5rem;
  }
}

@media (max-width: 899px) {
  .ad-aside {
    display: none;
  }

  .ad-slot.banner:not(.is-placeholder) {
    min-height: 72px;
    margin-top: 1rem;
  }

  .ad-slot:not(.is-placeholder) {
    min-height: 96px;
  }
}

@media (max-width: 400px) {
  .container {
    width: min(100% - 1rem, var(--max));
  }

  .card,
  .panel,
  .hero {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .nav-panel {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition: none !important;
    animation: none !important;
    scroll-behavior: auto !important;
  }

  .card:hover,
  .region-chip:hover {
    transform: none;
  }
}


.checkbox-label {
  display: inline-flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.9rem;
  line-height: 1.45;
  color: var(--body);
  cursor: pointer;
  font-weight: 400;
  padding: 0.55rem 0.45rem;
  margin: -0.15rem -0.25rem;
  border-radius: var(--radius-md);
  min-height: 44px;
  box-sizing: border-box;
  transition: background 0.15s ease;
}
.checkbox-label:hover {
  background: var(--surface-soft);
}
.checkbox-label input {
  width: 1.15rem;
  height: 1.15rem;
  min-height: 0;
  margin-top: 0.12rem;
  flex-shrink: 0;
  accent-color: var(--primary);
  cursor: pointer;
}


.field-affix {
  display: flex;
  align-items: stretch;
  width: 100%;
  min-height: var(--input-h);
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
}

.field-affix:hover {
  border-color: var(--surface-cream-strong);
  background: var(--surface-soft);
}

.field-affix:focus-within {
  border-color: var(--primary);
  background: var(--canvas);
  box-shadow: var(--focus-ring);
}

.field-affix input[type="number"],
.field-affix input[type="text"] {
  border: 0;
  box-shadow: none;
  background: transparent;
  border-radius: 0;
  min-height: calc(var(--input-h) - 2px);
  height: auto;
  flex: 1 1 auto;
  width: 0;
}

.field-affix input:hover,
.field-affix input:focus,
.field-affix input:focus-visible {
  border: 0;
  box-shadow: none;
  background: transparent;
}

.field-affix .affix {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  padding: 0 0.9rem;
  color: var(--muted);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  font-variant-numeric: tabular-nums;
  background: var(--surface-cream-strong);
  border-left: 1px solid var(--hairline);
}

@media (prefers-color-scheme: dark) {
  .field-affix {
    background: var(--surface-dark);
    border-color: var(--border);
  }
  .field-affix:hover {
    background: var(--surface-dark-soft);
    border-color: var(--border-strong);
  }
  .field-affix:focus-within {
    background: var(--surface-dark);
  }
  .field-affix .affix {
    background: var(--surface-dark-elevated);
    border-left-color: var(--border);
    color: var(--on-dark-soft);
  }
}

/* Result companion metrics under the main figure */
.result-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(9.5rem, 1fr));
  gap: 0.7rem;
}

.result-metric {
  background: var(--surface-card);
  border-radius: 12px;
  padding: 0.85rem 1rem;
  min-width: 0;
}

.result-metric .metric-label {
  margin: 0 0 0.35rem;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  color: var(--muted);
  line-height: 1.35;
}

.result-metric .metric-value {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--ink);
  font-variant-numeric: tabular-nums lining-nums;
  line-height: 1.3;
  word-break: break-word;
}

.result-metric .metric-value small {
  font-family: var(--font);
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 0.04em;
  margin-left: 0.28rem;
}

@media (max-width: 720px) {
  .result-metrics {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .result-metrics {
    grid-template-columns: 1fr;
  }
}

@media (prefers-color-scheme: dark) {
  .result-metric {
    background: var(--surface-dark-elevated);
  }
  .result-metric .metric-label {
    color: var(--on-dark-soft);
  }
  .result-metric .metric-value {
    color: var(--on-dark);
  }
  .result-metric .metric-value small {
    color: var(--on-dark-soft);
  }
}

/* Collapsible indication-rate editor */
details.adv-rates {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-left: 3px solid var(--primary);
  border-radius: var(--radius-lg);
  padding: 0;
  margin: 0.1rem 0 0.15rem;
}

details.adv-rates > summary {
  list-style: none;
  cursor: pointer;
  min-height: 44px;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.65rem 1rem;
  font-size: 0.9375rem;
  font-weight: 550;
  color: var(--ink);
  border-radius: calc(var(--radius-lg) - 1px);
}

details.adv-rates > summary::-webkit-details-marker {
  display: none;
}

details.adv-rates > summary::before {
  content: "";
  width: 0.42rem;
  height: 0.42rem;
  border-right: 2px solid var(--primary);
  border-bottom: 2px solid var(--primary);
  transform: rotate(-45deg);
  flex-shrink: 0;
  transition: transform 0.15s ease;
  margin-top: -0.12rem;
}

details.adv-rates[open] > summary::before {
  transform: rotate(45deg);
  margin-top: 0;
}

details.adv-rates > summary:focus {
  outline: none;
}

details.adv-rates > summary:focus-visible {
  box-shadow: var(--focus-ring);
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

details.adv-rates .adv-rates-body {
  display: grid;
  gap: 0.85rem;
  padding: 0 1rem 1rem;
}

@media (prefers-color-scheme: dark) {
  details.adv-rates {
    background: var(--surface-dark-elevated);
    border-color: var(--border);
  }
  details.adv-rates > summary {
    color: var(--on-dark);
  }
}


/* Status badge inside the dark result card + calculation formula strip (2026-11-09) */
[hidden] {
  display: none !important;
}

.result-card .result-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin: 0.6rem 0 0;
  padding: 0.28rem 0.7rem;
  border-radius: var(--radius-pill);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  line-height: 1.3;
}

.result-card .result-badge::before {
  content: "";
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: currentColor;
}

.result-card .result-badge.is-due {
  background: rgba(204, 120, 92, 0.18);
  color: #f0b59f;
}

.result-card .result-badge.is-exempt {
  background: rgba(93, 184, 166, 0.16);
  color: #8fd3c4;
}

.formula-line {
  margin-top: 0.85rem;
  padding: 0.85rem 1rem;
  background: var(--surface-soft);
  border: 1px solid var(--hairline);
  border-left: 3px solid var(--primary);
  border-radius: var(--radius-md);
}

.formula-line .formula-title {
  margin: 0 0 0.35rem;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.formula-line .formula-body {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--body-strong);
  font-variant-numeric: tabular-nums;
  overflow-wrap: anywhere;
}

.formula-line .formula-body strong {
  color: var(--primary-ink);
  font-weight: 600;
}

@media (max-width: 480px) {
  .formula-line .formula-body {
    font-size: 0.8rem;
  }
}

@media (prefers-color-scheme: dark) {
  .formula-line {
    background: var(--surface-dark-soft);
    border-color: var(--surface-dark-elevated);
    border-left-color: var(--primary);
  }
  .formula-line .formula-title {
    color: var(--on-dark-soft);
  }
  .formula-line .formula-body {
    color: var(--on-dark);
  }
  .formula-line .formula-body strong {
    color: #f0b59f;
  }
}


/* Holding-period rate ladder (SSD / reusable, 2026-11-09) */
.rate-ladder {
  margin-top: 1rem;
  padding: 0.9rem 1rem;
  background: var(--surface-soft);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
}

.rate-ladder-title {
  margin: 0 0 0.65rem;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.rate-ladder-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(7.5rem, 1fr));
  gap: 0.5rem;
}

.rate-ladder-item {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding: 0.65rem 0.75rem;
  min-height: 44px;
  background: var(--bg);
  border: 1px solid var(--hairline);
  border-left: 3px solid transparent;
  border-radius: var(--radius-sm);
  font-variant-numeric: tabular-nums;
}

.rate-ladder-item .rl-band {
  font-size: 0.8rem;
  color: var(--body-strong);
  font-weight: 500;
}

.rate-ladder-item .rl-rate {
  font-family: var(--font-mono);
  font-size: 0.92rem;
  color: var(--primary-ink);
  font-weight: 600;
}

.rate-ladder-item.is-active {
  border-left-color: var(--primary);
  background: #f3ebe3;
  box-shadow: inset 0 0 0 1px rgba(204, 120, 92, 0.18);
}

.rate-ladder-item.is-zero .rl-rate {
  color: var(--muted);
  font-weight: 500;
}

.rate-ladder-item.is-zero.is-active {
  background: #f4f1ea;
  border-left-color: #b5aea3;
}

@media (max-width: 480px) {
  .rate-ladder-list {
    grid-template-columns: 1fr;
  }
  .rate-ladder-item {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 0.85rem;
  }
}

@media (prefers-color-scheme: dark) {
  .rate-ladder {
    background: var(--surface-dark-soft);
    border-color: var(--surface-dark-elevated);
  }
  .rate-ladder-title {
    color: var(--on-dark-soft);
  }
  .rate-ladder-item {
    background: var(--surface-dark);
    border-color: var(--surface-dark-elevated);
  }
  .rate-ladder-item .rl-band {
    color: var(--on-dark);
  }
  .rate-ladder-item .rl-rate {
    color: #f0b59f;
  }
  .rate-ladder-item.is-active {
    background: rgba(204, 120, 92, 0.14);
    box-shadow: none;
  }
  .rate-ladder-item.is-zero .rl-rate {
    color: var(--on-dark-soft);
  }
  .rate-ladder-item.is-zero.is-active {
    background: rgba(181, 174, 163, 0.12);
    border-left-color: #8a8378;
  }
}


/* Net-pay comparison strip (PCB / reusable, 2026-11-09) */
.pay-slip-bar {
  display: flex;
  gap: 0.55rem;
  margin-top: 0.95rem;
  padding: 0.55rem;
  background: var(--canvas);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
}

.pay-slip-seg {
  flex: 1;
  min-width: 0;
  padding: 0.7rem 0.85rem;
  border-radius: var(--radius-md);
}

.pay-slip-seg.is-gross {
  background: var(--surface-soft);
}

.pay-slip-seg.is-pcb {
  background: var(--primary-soft);
  box-shadow: inset 3px 0 0 var(--primary);
}

.pay-slip-seg.is-net {
  background: var(--surface-card);
}

.pay-slip-seg .ps-label {
  margin: 0 0 0.3rem;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.pay-slip-seg .ps-value {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 550;
  letter-spacing: -0.02em;
  color: var(--ink);
  font-variant-numeric: tabular-nums lining-nums;
  line-height: 1.3;
  word-break: break-word;
}

.pay-slip-seg.is-pcb .ps-value {
  color: var(--primary-ink);
}

.pay-slip-seg .ps-value small {
  font-family: var(--font);
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 0.04em;
  margin-left: 0.22rem;
}

@media (max-width: 480px) {
  .pay-slip-bar {
    flex-direction: column;
  }
}

@media (prefers-color-scheme: dark) {
  .pay-slip-bar {
    background: var(--surface-dark);
    border-color: var(--surface-dark-elevated);
  }
  .pay-slip-seg.is-gross {
    background: var(--surface-dark-soft);
  }
  .pay-slip-seg.is-pcb {
    background: rgba(204, 120, 92, 0.16);
    box-shadow: inset 3px 0 0 var(--primary);
  }
  .pay-slip-seg.is-net {
    background: var(--surface-dark-elevated);
  }
  .pay-slip-seg .ps-label {
    color: var(--on-dark-soft);
  }
  .pay-slip-seg .ps-value {
    color: var(--on-dark);
  }
  .pay-slip-seg.is-pcb .ps-value {
    color: #f0b59f;
  }
  .pay-slip-seg .ps-value small {
    color: var(--on-dark-soft);
  }
}