.cn-calculators {
  --cn-calc-bg: #0b100c;
  --cn-calc-panel: #141c15;
  --cn-calc-panel-2: #19231a;
  --cn-calc-text: #f5f8f2;
  --cn-calc-muted: #b8c4b5;
  --cn-calc-line: rgba(255,255,255,.14);
  --cn-calc-lime: var(--cn-lime, #a8ef27);
  --cn-calc-ink: #071006;
  max-width: 1180px;
  margin: 0 auto;
  padding: clamp(24px, 4vw, 64px) clamp(16px, 3vw, 32px) 80px;
  color: var(--cn-calc-text);
}

.cn-calculators *, .cn-calculators *::before, .cn-calculators *::after { box-sizing: border-box; }
.cn-calculators a { color: #dff8b4; text-underline-offset: .18em; }
.cn-calculators :focus-visible { outline: 3px solid var(--cn-calc-lime); outline-offset: 3px; }

.cn-calc-hero {
  position: relative;
  overflow: hidden;
  margin-bottom: clamp(28px, 5vw, 58px);
  padding: clamp(30px, 6vw, 72px);
  border: 1px solid rgba(168,239,39,.22);
  border-radius: 28px;
  background:
    radial-gradient(circle at 92% 12%, rgba(168,239,39,.22), transparent 31%),
    linear-gradient(145deg, #1a251a 0%, #0b100c 72%);
  box-shadow: 0 24px 70px rgba(0,0,0,.22);
}

.cn-calc-hero::after {
  content: '';
  position: absolute;
  right: -80px;
  bottom: -110px;
  width: 280px;
  height: 280px;
  border: 1px solid rgba(168,239,39,.28);
  border-radius: 50%;
  box-shadow: 0 0 0 34px rgba(168,239,39,.045), 0 0 0 68px rgba(168,239,39,.025);
  pointer-events: none;
}

.cn-calc-eyebrow {
  margin: 0 0 12px;
  color: var(--cn-calc-lime);
  font-size: .78rem;
  font-weight: 900;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.cn-calc-hero h1 {
  position: relative;
  z-index: 1;
  max-width: 850px;
  margin: 0;
  color: #fff;
  font-size: clamp(2.25rem, 7vw, 5.5rem);
  line-height: .98;
  letter-spacing: -.04em;
}

.cn-calc-lead {
  position: relative;
  z-index: 1;
  max-width: 780px;
  margin: 22px 0 0;
  color: #d5ded2;
  font-size: clamp(1rem, 2.2vw, 1.28rem);
  line-height: 1.65;
}

.cn-calc-quick {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 18px;
  margin-bottom: clamp(42px, 7vw, 82px);
}

.cn-calc-card {
  grid-column: span 4;
  display: flex;
  min-height: 230px;
  flex-direction: column;
  gap: 12px;
  padding: 26px;
  border: 1px solid var(--cn-calc-line);
  border-radius: 20px;
  background: linear-gradient(160deg, var(--cn-calc-panel-2), var(--cn-calc-bg));
  color: var(--cn-calc-text) !important;
  text-decoration: none;
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}

.cn-calc-card:nth-child(1), .cn-calc-card:nth-child(2) { grid-column: span 6; }
.cn-calc-card:hover { transform: translateY(-4px); border-color: rgba(168,239,39,.65); box-shadow: 0 18px 40px rgba(0,0,0,.22); }
.cn-calc-card__tag { align-self: flex-start; padding: 5px 9px; border-radius: 999px; background: rgba(168,239,39,.12); color: var(--cn-calc-lime); font-size: .75rem; font-weight: 900; letter-spacing: .06em; text-transform: uppercase; }
.cn-calc-card strong { color: #fff; font-size: clamp(1.25rem, 2.5vw, 1.8rem); line-height: 1.15; }
.cn-calc-card > span:not(.cn-calc-card__tag):not(.cn-calc-card__action) { color: var(--cn-calc-muted); line-height: 1.55; }
.cn-calc-card__action { margin-top: auto; color: var(--cn-calc-lime); font-weight: 900; }

.cn-calc-layout { display: grid; gap: 22px; }
.cn-calc-panel, .cn-calc-copy {
  margin-bottom: 28px;
  padding: clamp(24px, 4vw, 44px);
  border: 1px solid var(--cn-calc-line);
  border-radius: 22px;
  background: var(--cn-calc-panel);
}
.cn-calc-panel--featured { border-color: rgba(168,239,39,.24); background: linear-gradient(145deg, #172016, #0c100c); box-shadow: 0 24px 70px rgba(0,0,0,.2); }
.cn-calc-panel h2, .cn-calc-copy h2 { margin: 0 0 14px; color: #fff; font-size: clamp(1.55rem, 3vw, 2.35rem); letter-spacing: -.025em; }
.cn-calc-panel > p, .cn-calc-copy > p { color: #d0d9cd; line-height: 1.65; }

.cn-calc-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(190px, .55fr) auto;
  gap: 16px;
  align-items: end;
  margin-top: 24px;
}
.cn-calc-form--three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.cn-calc-form--grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.cn-calc-form--three .cn-calc-button, .cn-calc-form--grid .cn-calc-button { align-self: stretch; min-height: 52px; }
.cn-calc-form label { display: grid; gap: 8px; color: #fff; font-weight: 800; line-height: 1.35; }
.cn-calc-form label span { color: var(--cn-calc-muted); font-size: .86em; font-weight: 650; }
.cn-calc-form small { color: var(--cn-calc-muted); font-size: .78rem; font-weight: 500; line-height: 1.45; }
.cn-calc-form input, .cn-calc-form select {
  width: 100%;
  min-height: 52px;
  margin: 0;
  padding: 11px 13px;
  border: 1px solid rgba(255,255,255,.26);
  border-radius: 10px;
  background: #f7faf5;
  color: #101710;
  font: inherit;
  font-weight: 700;
}
.cn-calc-form input::placeholder { color: #647064; opacity: 1; }
.cn-calculators .cn-calc-form input[type="text"],
.cn-calculators .cn-calc-form input[type="number"] {
  background: #f7faf5 !important;
  color: #101710 !important;
}
.cn-calculators .cn-calc-form input::placeholder { color: #526052 !important; opacity: 1; }
.cn-calc-form [hidden] { display: none !important; }

.cn-calc-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 11px 18px;
  border: 1px solid rgba(255,255,255,.3);
  border-radius: 999px;
  background: transparent;
  color: #fff !important;
  font: inherit;
  font-weight: 900;
  line-height: 1.2;
  text-align: center;
  text-decoration: none !important;
  cursor: pointer;
}
.cn-calc-button--primary { border-color: var(--cn-calc-lime); background: var(--cn-calc-lime); color: var(--cn-calc-ink) !important; }
.cn-calculators .cn-calc-button--primary { border-color: var(--cn-calc-lime) !important; background: var(--cn-calc-lime) !important; color: var(--cn-calc-ink) !important; }
.cn-calc-button:hover { border-color: var(--cn-calc-lime); }

.cn-calc-result {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  align-items: baseline;
  margin-top: 24px;
  padding: 20px 22px;
  border-left: 5px solid var(--cn-calc-lime);
  border-radius: 12px;
  background: rgba(168,239,39,.09);
}
.cn-calc-result[hidden] { display: none; }
.cn-calc-result strong { width: 100%; color: var(--cn-calc-lime); font-size: clamp(1.6rem, 4vw, 2.8rem); line-height: 1.12; }
.cn-calc-result span { color: #edf3ea; line-height: 1.5; }
.cn-calc-result--error { border-color: #ff9c73; background: rgba(255,119,73,.11); }
.cn-calc-result--error strong { color: #ffc0a6; font-size: 1.25rem; }

.cn-calc-formula { margin: 20px 0 0 !important; padding-top: 18px; border-top: 1px solid var(--cn-calc-line); color: var(--cn-calc-muted) !important; font-size: .92rem; }
.cn-calc-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 22px 0; padding: 0; counter-reset: steps; list-style: none; }
.cn-calc-steps li { position: relative; min-height: 88px; padding: 17px 16px 17px 52px; border-radius: 14px; background: rgba(255,255,255,.06); color: #e7eee4; line-height: 1.45; counter-increment: steps; }
.cn-calc-steps li::before { content: counter(steps); position: absolute; top: 16px; left: 16px; display: grid; width: 26px; height: 26px; place-items: center; border-radius: 50%; background: var(--cn-calc-lime); color: var(--cn-calc-ink); font-weight: 900; }
.cn-calc-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 22px; }
.cn-calc-privacy { margin: 28px 0 0; padding: 15px 18px; border-left: 3px solid rgba(168,239,39,.65); color: var(--cn-calc-muted); font-size: .9rem; }

.cn-calc-wiki-link {
  margin: 32px 0;
  padding: 22px;
  border: 1px solid rgba(168,239,39,.3);
  border-radius: 16px;
  background: linear-gradient(145deg, #172016, #0c100c);
  color: #f5f8f2;
}
.cn-calc-wiki-link p { margin: 8px 0 0; }
.cn-calc-wiki-link a { color: #dff8b4; font-weight: 900; }

@media (max-width: 980px) {
  .cn-calc-card, .cn-calc-card:nth-child(1), .cn-calc-card:nth-child(2) { grid-column: span 6; }
  .cn-calc-form--grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 720px) {
  .cn-calculators { padding-inline: 12px; }
  .cn-calc-hero { border-radius: 20px; }
  .cn-calc-quick { display: grid; grid-template-columns: 1fr; }
  .cn-calc-card, .cn-calc-card:nth-child(1), .cn-calc-card:nth-child(2) { grid-column: auto; min-height: 190px; }
  .cn-calc-form, .cn-calc-form--three, .cn-calc-form--grid { grid-template-columns: 1fr; }
  .cn-calc-steps { grid-template-columns: 1fr; }
  .cn-calc-actions { display: grid; }
  .cn-calc-result { display: grid; }
}

@media (prefers-reduced-motion: reduce) {
  .cn-calc-card { transition: none; }
}