.calculators-page { background: #fff; }
.calculators-hero { position: relative; overflow: hidden; padding: 58px 0 34px; background: linear-gradient(180deg, #f3fff7 0%, #fff 100%); }
.calculators-hero::before { content: ""; position: absolute; width: 330px; height: 330px; right: -155px; top: -180px; border: 48px solid rgba(120, 233, 162, .13); border-radius: 50%; }
.calculators-hero-grid { position: relative; z-index: 1; max-width: 820px; text-align: center; }
.calculators-breadcrumb { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 18px; color: #617b86; font-size: .84rem; font-weight: 750; }
.calculators-hero .calculators-breadcrumb { justify-content: center; }
.calculators-breadcrumb a { color: #087a52; }
.calculators-hero h1 { max-width: 790px; margin-inline: auto; font-size: clamp(2.3rem, 4.6vw, 3.8rem); line-height: 1.02; }
.calculators-hero .lead { max-width: 650px; margin: 16px auto 0; }
.calculators-hero-note { padding: 27px; border: 1px solid #cce2e6; border-radius: 25px; background: #fff; box-shadow: 0 22px 54px rgba(0, 46, 69, .09); }
.calculators-hero-note strong { display: block; margin-bottom: 8px; color: var(--ink); font-size: 1.2rem; line-height: 1.25; }
.calculators-hero-note p { margin: 0; color: #587481; line-height: 1.55; }
.calculators-note-icon { width: 54px; height: 54px; display: grid; place-items: center; margin-bottom: 18px; border-radius: 16px; color: var(--ink); background: var(--mint); font-size: 1.35rem; font-weight: 950; }
.tools-selector { position: relative; z-index: 2; display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 8px; margin: 29px auto 0; }
.tools-selector a { min-height: 42px; display: inline-flex; align-items: center; justify-content: center; padding: 9px 17px; border: 1px solid #c9dce2; border-radius: 999px; color: #456572; background: #fff; font-size: .86rem; font-weight: 750; transition: transform .18s ease, color .18s ease, border-color .18s ease, background .18s ease; }
.tools-selector a:hover { color: var(--ink); border-color: #85b9a0; transform: translateY(-2px); }
.tools-selector a.is-active { color: var(--ink); border-color: var(--mint); background: var(--mint); box-shadow: 0 9px 22px rgba(74, 217, 130, .18); }
.calculators-library { padding: 30px 0 90px; }
.calculators-heading { max-width: 760px; margin-bottom: 34px; }
.calculators-heading h2 { font-size: clamp(2rem, 4vw, 3.15rem); }
.calculators-heading p { margin: 14px 0 0; color: var(--muted); font-size: 1.05rem; }
.calculator-cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.calculator-card { min-height: 385px; display: flex; flex-direction: column; overflow: hidden; border: 1px solid #d3e3e8; border-radius: 24px; background: #fff; box-shadow: 0 16px 40px rgba(0, 46, 69, .06); transition: transform .24s ease, box-shadow .24s ease, border-color .24s ease; }
.calculator-card:hover { transform: translateY(-6px); border-color: #91d9ad; box-shadow: 0 24px 50px rgba(0, 46, 69, .12); }
.calculator-card-visual { position: relative; min-height: 142px; display: grid; place-items: center; overflow: hidden; background: linear-gradient(145deg, #eaffef, #f6fbfc); }
.calculator-card-visual img { position: relative; z-index: 1; width: 100%; height: auto; display: block; object-fit: contain; object-position: center; transition: transform .38s cubic-bezier(.2, .8, .2, 1); }
.calculator-card:hover .calculator-card-visual img { transform: scale(1.025); }
.calculator-card:nth-child(2n) .calculator-card-visual { background: linear-gradient(145deg, #e7f4f8, #f5fffa); }
.calculator-card-visual::before, .calculator-card-visual::after { content: ""; position: absolute; border: 1px solid rgba(0, 46, 69, .08); border-radius: 50%; }
.calculator-card-visual::before { width: 180px; height: 180px; right: -65px; top: -92px; }
.calculator-card-visual::after { width: 105px; height: 105px; left: -42px; bottom: -60px; }
.calculator-card-symbol { position: relative; z-index: 1; min-width: 88px; height: 76px; display: grid; place-items: center; padding: 0 18px; border: 1px solid rgba(0, 46, 69, .11); border-radius: 21px; color: var(--ink); background: rgba(255, 255, 255, .9); box-shadow: 0 14px 28px rgba(0, 46, 69, .1); font-size: 1.65rem; font-weight: 950; letter-spacing: -.04em; }
.calculator-card-body { flex: 1; display: flex; flex-direction: column; padding: 23px; }
.calculator-card-label { align-self: flex-start; margin-bottom: 13px; color: #087a52; font-size: .74rem; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; }
.calculator-card h3 { margin: 0 0 10px; font-size: 1.35rem; }
.calculator-card p { margin: 0 0 22px; color: #5d7782; font-size: .95rem; line-height: 1.55; }
.calculator-card .button { align-self: flex-start; margin-top: auto; min-height: 44px; padding: 9px 18px; }
.calculators-seo-band { padding: 76px 0; color: #fff; background: var(--ink); }
.calculators-seo-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 68px; align-items: start; }
.calculators-seo-band h2 { color: #fff; font-size: clamp(2rem, 4vw, 3.2rem); }
.calculators-seo-band .lead { margin: 18px 0 0; color: #c3d6dc; }
.calculators-benefits { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.calculators-benefit { padding: 20px; border: 1px solid rgba(255, 255, 255, .14); border-radius: 18px; background: rgba(255, 255, 255, .055); }
.calculators-benefit strong { display: block; margin-bottom: 7px; color: var(--mint); }
.calculators-benefit p { margin: 0; color: #d0e0e5; font-size: .92rem; line-height: 1.5; }

.calculator-tool-hero { position: relative; overflow: hidden; padding: 46px 0 76px; background: radial-gradient(circle at 82% 6%, rgba(120, 233, 162, .2), transparent 26%), var(--ink); }
.calculator-tool-hero::after { content: ""; position: absolute; width: 420px; height: 420px; left: -250px; bottom: -290px; border: 64px solid rgba(255, 255, 255, .045); border-radius: 50%; pointer-events: none; }
.calculator-tool-intro { max-width: 850px; margin: 0 auto 34px; text-align: center; }
.calculator-tool-intro .calculators-breadcrumb { justify-content: center; }
.calculator-tool-intro .calculators-breadcrumb { color: #aac5cf; }
.calculator-tool-intro .calculators-breadcrumb a { color: var(--mint); }
.calculator-tool-intro .eyebrow { color: var(--mint); }
.calculator-tool-intro h1 { color: #fff; font-size: clamp(2.1rem, 4.2vw, 3.55rem); }
.calculator-tool-intro .lead { max-width: 680px; margin: 15px auto 0; color: #c7d9df; }
.calculator-shell { position: relative; z-index: 1; max-width: 880px; margin: 0 auto; overflow: hidden; border: 1px solid rgba(255, 255, 255, .28); border-radius: 28px; background: #fff; box-shadow: 0 30px 80px rgba(0, 17, 26, .34); }
.calculator-shell-top { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 17px 25px; color: #fff; background: var(--ink); }
.calculator-shell-top strong { color: #fff; }
.calculator-shell-top span { color: #bbd3db; font-size: .82rem; }
.calculator-form { padding: 29px; }
.calculator-fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 17px; }
.calculator-field { min-width: 0; }
.calculator-field-wide { grid-column: 1 / -1; }
.calculator-field label { display: block; margin-bottom: 7px; color: var(--ink); font-size: .91rem; font-weight: 800; }
.calculator-field small { display: block; margin-top: 6px; color: #718993; font-size: .76rem; line-height: 1.35; }
.calculator-field input, .calculator-field select { width: 100%; min-height: 51px; padding: 11px 13px; border: 1px solid #bcd1d9; border-radius: 13px; color: var(--ink); background: #fff; outline: none; transition: border-color .18s, box-shadow .18s; }
.calculator-field input:focus, .calculator-field select:focus { border-color: #0d9364; box-shadow: 0 0 0 4px rgba(11, 140, 94, .11); }
.calculator-contact-gate { position: relative; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 17px; margin-top: 26px; padding: 24px; border: 1px solid #cce1d3; border-radius: 20px; background: #f2fff6; }
.calculator-contact-gate:not([hidden]) { animation: calculator-gate-in .32s cubic-bezier(.2, .8, .2, 1) both; }
@keyframes calculator-gate-in { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
.calculator-contact-gate::before { content: ""; position: absolute; top: 0; left: 24px; right: 24px; height: 3px; border-radius: 0 0 4px 4px; background: linear-gradient(90deg, #0b8c5e, var(--mint-2)); }
.calculator-contact-copy { grid-column: 1 / -1; }
.calculator-contact-copy strong { display: block; color: var(--ink); font-size: 1.08rem; }
.calculator-contact-copy p { margin: 3px 0 0; color: #607a85; font-size: .86rem; }
.calculator-privacy { grid-column: 1 / -1; margin: -1px 0 0; color: #6b838c; font-size: .74rem; line-height: 1.45; }
.calculator-privacy a { color: var(--ink); font-weight: 800; text-decoration: underline; text-underline-offset: 2px; }
.calculator-first-action { width: 100%; min-height: 54px; margin-top: 24px; border: 0; }
.calculator-submit { grid-column: 1 / -1; width: 100%; min-height: 53px; border: 0; }
.calculator-form-message { grid-column: 1 / -1; min-height: 0; margin: 0; color: #b32727; font-size: .86rem; font-weight: 750; }
.calculator-result-panel { margin: 0 29px 29px; padding: 27px; border-radius: 22px; color: #fff; background: var(--ink); animation: calculator-result-in .42s cubic-bezier(.2, .8, .2, 1) both; }
@keyframes calculator-result-in { from { opacity: 0; transform: translateY(15px) scale(.98); } to { opacity: 1; transform: translateY(0) scale(1); } }
.calculator-result-panel > p { margin: 0 0 4px; color: var(--mint); font-size: .78rem; font-weight: 900; letter-spacing: .09em; text-transform: uppercase; }
.calculator-result-panel h2 { color: #fff; font-size: clamp(1.65rem, 3vw, 2.4rem); }
.calculator-result-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin-top: 20px; }
.calculator-result-item { padding: 16px; border: 1px solid rgba(255, 255, 255, .13); border-radius: 16px; background: rgba(255, 255, 255, .06); }
.calculator-result-item span { display: block; margin-bottom: 6px; color: #bfd3da; font-size: .78rem; line-height: 1.3; }
.calculator-result-item strong { display: block; color: #fff; font-size: 1.2rem; line-height: 1.15; }
.calculator-result-item.is-primary { border-color: rgba(189, 255, 202, .46); background: rgba(189, 255, 202, .12); }
.calculator-result-item.is-primary strong { color: var(--mint); font-size: 1.55rem; }
.calculator-disclaimer { margin: 17px 0 0; color: #aec6cf; font-size: .76rem; line-height: 1.45; }
.calculator-frequency-plan { margin-top: 24px; }
.calculator-frequency-plan h3 { margin: 0 0 14px; color: #fff; font-size: 1.2rem; }
.calculator-frequency-list { display: grid; gap: 10px; }
.calculator-frequency-list article { display: grid; grid-template-columns: minmax(190px,.7fr) 1.3fr; gap: 18px; align-items: start; padding: 16px 18px; border: 1px solid rgba(255,255,255,.13); border-radius: 16px; background: rgba(255,255,255,.055); }
.calculator-frequency-list article div { display: flex; flex-direction: column; gap: 5px; }
.calculator-frequency-list article strong { color: #fff; font-size: .95rem; }
.calculator-frequency-list article span { color: var(--mint); font-size: .82rem; font-weight: 850; }
.calculator-frequency-list article p { margin: 0; color: #c7d8de; font-size: .85rem; line-height: 1.5; }
.calculator-explainer { padding: 76px 0; }
.calculator-article { width: min(100%, 850px); margin: 0 auto; }
.calculator-article h2 { margin: 0 0 16px; font-size: clamp(1.85rem, 3.5vw, 2.8rem); }
.calculator-article h3 { margin: 35px 0 10px; }
.calculator-article p { color: #4f6d79; line-height: 1.75; }
.calculator-formula { margin: 28px 0; padding: 22px 24px; border-left: 4px solid #0b8c5e; border-radius: 0 16px 16px 0; color: var(--ink); background: #effbf3; font-weight: 800; }
.calculator-faq { margin-top: 55px; }
.calculator-faq details { border-top: 1px solid #dbe7e9; }
.calculator-faq details:last-child { border-bottom: 1px solid #dbe7e9; }
.calculator-faq summary { padding: 18px 0; color: var(--ink); font-weight: 850; cursor: pointer; }
.calculator-faq details p { margin: -6px 0 20px; }
.related-calculators { padding: 68px 0 82px; background: var(--paper); }
.related-calculators h2 { margin-bottom: 27px; font-size: clamp(1.8rem, 3vw, 2.6rem); }
.related-calculator-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 17px; }
.related-calculator { display: flex; flex-direction: column; padding: 21px; border: 1px solid #d4e3e7; border-radius: 19px; background: #fff; transition: transform .2s, box-shadow .2s; }
.related-calculator:hover { transform: translateY(-4px); box-shadow: 0 16px 32px rgba(0, 46, 69, .08); }
.related-calculator span { color: #078657; font-size: .73rem; font-weight: 900; text-transform: uppercase; }
.related-calculator strong { margin: 8px 0 18px; color: var(--ink); line-height: 1.3; }
.related-calculator small { margin-top: auto; color: var(--ink); font-weight: 850; }

@media (max-width: 1000px) {
  .calculator-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 760px) {
  .calculators-hero { padding: 42px 0 25px; }
  .calculators-seo-grid { grid-template-columns: 1fr; gap: 28px; }
  .calculators-hero h1 { font-size: clamp(2.15rem, 10.5vw, 3.05rem); }
  .tools-selector { flex-wrap: nowrap; justify-content: flex-start; max-width: calc(100vw - 20px); margin-top: 24px; padding: 0 10px 8px; overflow-x: auto; scrollbar-width: none; }
  .tools-selector::-webkit-scrollbar { display: none; }
  .tools-selector a { flex: 0 0 auto; }
  .calculators-library { padding: 23px 0 62px; }
  .calculator-cards, .calculators-benefits, .calculator-fields, .calculator-contact-gate, .calculator-result-grid, .related-calculator-grid { grid-template-columns: 1fr; }
  .calculator-card { min-height: 350px; }
  .calculators-seo-band { padding: 56px 0; }
  .calculator-tool-hero { padding: 34px 0 54px; }
  .calculator-tool-intro h1 { font-size: clamp(2.15rem, 11vw, 3.2rem); }
  .calculator-shell { border-radius: 23px; }
  .calculator-shell-top { align-items: flex-start; flex-direction: column; gap: 2px; padding: 15px 20px; }
  .calculator-form { padding: 21px; }
  .calculator-contact-gate { padding: 21px 18px; }
  .calculator-result-panel { margin: 0 21px 21px; padding: 22px; }
  .calculator-frequency-list article { grid-template-columns: 1fr; gap: 9px; }
  .calculator-explainer { padding: 58px 0; }
  .related-calculators { padding: 52px 0 68px; }
}
@media (prefers-reduced-motion: reduce) {
  .calculator-card, .calculator-card-visual img, .related-calculator, .calculator-result-panel { animation: none; transition: none; }
}