:root {
  --ink: #14251f;
  --muted: #607069;
  --accent: #176b4d;
  --accent-dark: #0f5139;
  --accent-soft: #e8f3ed;
  --paper: #f7f8f5;
  --white: #ffffff;
  --line: #dce3de;
  --warm: #f1eee7;
  --danger: #9b3b2d;
  --radius: 18px;
  --shadow: 0 18px 60px rgba(20, 37, 31, .08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

button,
input {
  font: inherit;
}

a {
  color: inherit;
}

.shell {
  width: min(1160px, calc(100% - 40px));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: -100px;
  left: 16px;
  z-index: 99;
  padding: 10px 16px;
  background: var(--ink);
  color: white;
}

.skip-link:focus {
  top: 12px;
}

.noscript {
  padding: 12px 20px;
  color: white;
  background: var(--danger);
  text-align: center;
  font-weight: 700;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: color-mix(in srgb, var(--paper) 92%, transparent);
  border-bottom: 1px solid rgba(20, 37, 31, .08);
  backdrop-filter: blur(12px);
}

.header-inner {
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 780;
  letter-spacing: -.02em;
}

.brand-mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: white;
  background: var(--accent);
  font-size: 12px;
  letter-spacing: .04em;
}

nav {
  display: flex;
  gap: 30px;
}

nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
}

nav a:hover {
  color: var(--accent);
}

.hero {
  min-height: 630px;
  padding: 35px 0 0px;
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: "$";
  position: absolute;
  right: 5%;
  top: 42px;
  color: transparent;
  -webkit-text-stroke: 1px rgba(23, 107, 77, .12);
  font: 700 430px/1 Georgia, serif;
  transform: rotate(8deg);
  pointer-events: none;
}

.eyebrow,
.kicker {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: .14em;
  font-size: 12px;
  font-weight: 800;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 9px;
}

.eyebrow span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 5px var(--accent-soft);
}

h1 {
  position: relative;
  z-index: 1;
  max-width: 880px;
  margin: 22px 0;
  font: 500 clamp(48px, 7.3vw, 88px)/.98 Georgia, "Times New Roman", serif;
  letter-spacing: -.045em;
}

h1 em {
  color: var(--accent);
  font-weight: 500;
}

.hero-copy {
  max-width: 610px;
  color: var(--muted);
  font-size: 19px;
}

.hero-actions {
  display: flex;
  gap: 12px;
  margin: 34px 0 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  min-height: 50px;
  padding: 0 22px;
  border-radius: 10px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 750;
}

.button.primary {
  color: white;
  background: var(--accent);
  box-shadow: 0 8px 24px rgba(23, 107, 77, .2);
}

.button.primary:hover {
  background: var(--accent-dark);
}

.button.secondary {
  background: var(--white);
  border: 1px solid var(--line);
}

.trust-row {
  display: flex;
  gap: 24px;
  color: var(--muted);
  font-size: 13px;
}

.calculator-section {
  padding: 70px 0;
  background: var(--white);
  border-block: 1px solid var(--line);
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 40px;
  margin-bottom: 38px;
}

.section-heading .kicker {
  margin: 0 0 8px;
}

.section-heading h2,
.faq h2 {
  margin: 0;
  font: 500 clamp(36px, 5vw, 54px)/1.05 Georgia, serif;
  letter-spacing: -.035em;
}

.section-heading>p {
  max-width: 410px;
  margin: 0;
  color: var(--muted);
}

.tabs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--line);
  border-radius: 14px 14px 0 0;
  overflow: hidden;
}

.tab {
  min-height: 90px;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  color: var(--muted);
  background: #fafbf9;
  border: 0;
  border-right: 1px solid var(--line);
  text-align: left;
  cursor: pointer;
}

.tab:last-child {
  border-right: 0;
}

.tab:hover {
  background: var(--accent-soft);
}

.tab.active {
  color: white;
  background: var(--accent);
}

.tab-number {
  align-self: flex-start;
  margin-top: 3px;
  font: 600 11px/1 ui-monospace, monospace;
  opacity: .7;
}

.tab b,
.tab small {
  display: block;
}

.tab b {
  font-size: 14px;
}

.tab small {
  margin-top: 3px;
  font-size: 11px;
  opacity: .75;
}

.calculator-card {
  box-shadow: var(--shadow);
  border: 1px solid var(--line);
  border-top: 0;
  border-radius: 0 0 var(--radius) var(--radius);
  overflow: hidden;
}

.tab-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.38fr) minmax(330px, .8fr);
}

.tab-panel[hidden] {
  display: none;
}

.form-side {
  padding: 42px 46px 48px;
}

.panel-title {
  display: flex;
  gap: 14px;
  align-items: center;
  margin-bottom: 32px;
}

.panel-title p,
.panel-title h3 {
  margin: 0;
}

.panel-title p {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: 10px;
  font-weight: 800;
}

.panel-title h3 {
  margin-top: 2px;
  font: 500 27px/1.2 Georgia, serif;
}

.icon-box {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  background: var(--accent-soft);
  color: var(--accent);
  border-radius: 12px;
  font-weight: 800;
}

.calc-form {
  display: grid;
  gap: 22px;
}

.calc-form label {
  display: grid;
  gap: 8px;
  color: var(--ink);
  font-size: 13px;
  font-weight: 700;
}

.hint {
  float: right;
  color: #8b9892;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .08em;
}

input[type="number"],
input[type="date"],
.date-input {
  width: 100%;
  height: 48px;
  padding: 0 14px;
  color: var(--ink);
  background: white;
  border: 1px solid #ccd6cf;
  border-radius: 9px;
  outline: none;
}

.date-input {
  font-variant-numeric: tabular-nums;
  letter-spacing: .025em;
}

.date-input::placeholder {
  color: #9aa59f;
}

.date-control {
  position: relative;
  display: block;
}

.date-control .date-input {
  padding-right: 50px;
}

.date-picker-button {
  position: absolute;
  top: 5px;
  right: 5px;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  color: var(--accent);
  background: var(--accent-soft);
  border: 0;
  border-radius: 7px;
  pointer-events: none;
  font-size: 0;
}

.date-picker-button::before {
  content: "";
  width: 15px;
  height: 14px;
  border: 1.5px solid currentColor;
  border-radius: 3px;
  box-shadow: inset 0 4px 0 -2px var(--accent-soft);
}

.date-picker-button::after {
  content: "";
  position: absolute;
  top: 12px;
  width: 9px;
  height: 1.5px;
  background: currentColor;
  box-shadow: -3px -3px 0 -1px currentColor, 3px -3px 0 -1px currentColor;
}

.date-control:hover .date-picker-button {
  background: #d9ebe1;
}

.date-control:focus-within .date-picker-button {
  outline: 3px solid rgba(23, 107, 77, .22);
  outline-offset: 1px;
}

.date-picker-native {
  position: absolute;
  z-index: 2;
  top: 5px;
  right: 5px;
  width: 38px !important;
  height: 38px !important;
  padding: 0 !important;
  opacity: 0;
  cursor: pointer;
}

.date-picker-native::-webkit-calendar-picker-indicator {
  position: absolute;
  inset: 0;
  width: auto;
  height: auto;
  margin: 0;
  opacity: 0;
  cursor: pointer;
}

input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

input[readonly] {
  color: #65736d;
  background: #eef1ed;
  cursor: not-allowed;
}

.money-input:has(input[readonly]) {
  background: #eef1ed;
  border-style: dashed;
}

.money-input {
  display: flex;
  align-items: center;
  border: 1px solid #ccd6cf;
  border-radius: 9px;
  overflow: hidden;
}

.money-input:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.money-input>span {
  padding-left: 15px;
  color: var(--muted);
  font-weight: 500;
}

.money-input input {
  border: 0;
  box-shadow: none !important;
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.check {
  grid-template-columns: auto 1fr !important;
  align-items: start;
  padding: 15px;
  background: #fafbf9;
  border: 1px solid var(--line);
  border-radius: 10px;
  cursor: pointer;
}

.check input {
  width: 17px;
  height: 17px;
  margin: 2px 0 0;
  accent-color: var(--accent);
}

.check b,
.check small {
  display: block;
}

.check small {
  margin-top: 3px;
  color: var(--muted);
  font-weight: 450;
  line-height: 1.45;
}

.conditional {
  display: none !important;
}

.conditional.visible {
  display: grid !important;
}

details {
  border-top: 1px solid var(--line);
}

details summary {
  padding: 17px 0 0;
  color: var(--accent);
  cursor: pointer;
  font-size: 13px;
  font-weight: 750;
}

.details-body {
  display: grid;
  gap: 17px;
  padding-top: 18px;
}

.result-side {
  padding: 46px 38px;
  color: white;
  background: var(--ink);
  display: flex;
  flex-direction: column;
}

.result-label {
  margin: 0;
  color: #aebbb5;
  text-transform: uppercase;
  letter-spacing: .13em;
  font-size: 10px;
  font-weight: 800;
}

.result-amount {
  display: block;
  margin: 12px 0 8px;
  font: 500 clamp(42px, 5vw, 64px)/1 Georgia, serif;
  letter-spacing: -.045em;
  overflow-wrap: anywhere;
}

.result-caption {
  min-height: 44px;
  margin: 0 0 24px;
  color: #aebbb5;
  font-size: 13px;
}

.result-caption.error {
  color: #ffb5a9;
}

.breakdown {
  border-top: 1px solid rgba(255, 255, 255, .15);
}

.breakdown-row {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 13px 0;
  border-bottom: 1px solid rgba(255, 255, 255, .1);
  font-size: 12px;
}

.breakdown-row span:first-child {
  color: #aebbb5;
}

.breakdown-row strong {
  text-align: right;
}

.formula {
  margin-top: 18px;
  padding: 14px;
  color: #bdd7ca;
  background: rgba(255, 255, 255, .06);
  border-radius: 9px;
  font: 12px/1.5 ui-monospace, SFMono-Regular, Consolas, monospace;
}

.legal-button {
  width: 100%;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  margin-top: 24px;
  color: #e8f3ed;
  background: rgba(255, 255, 255, .07);
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: 9px;
  cursor: pointer;
  font-size: 12px;
  font-weight: 750;
}

.legal-button:hover {
  background: rgba(255, 255, 255, .12);
  border-color: rgba(255, 255, 255, .32);
}

.legal-button:focus-visible,
.modal-close:focus-visible {
  outline: 3px solid #8bc7aa;
  outline-offset: 2px;
}

.legal-button span {
  font: 600 18px Georgia, serif;
}

.legal-note {
  margin: 0;
  padding-top: 16px;
  color: #82938b;
  font-size: 10px;
}

.legal-modal {
  width: min(680px, calc(100% - 30px));
  max-height: min(760px, calc(100vh - 30px));
  padding: 0;
  overflow: auto;
  color: var(--ink);
  background: var(--white);
  border: 0;
  border-radius: 18px;
  box-shadow: 0 30px 100px rgba(8, 24, 18, .28);
}

.legal-modal::backdrop {
  background: rgba(10, 24, 19, .62);
  backdrop-filter: blur(4px);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 24px;
  padding: 30px 32px 22px;
  border-bottom: 1px solid var(--line);
}

.modal-header .kicker {
  margin: 0 0 5px;
}

.modal-header h2 {
  margin: 0;
  font: 500 32px/1.1 Georgia, serif;
  letter-spacing: -.025em;
}

.modal-close {
  width: 38px;
  height: 38px;
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  color: var(--muted);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 50%;
  cursor: pointer;
  font-size: 25px;
  line-height: 1;
}

.modal-intro {
  margin: 0;
  padding: 22px 32px 8px;
  color: var(--muted);
}

.legal-list {
  display: grid;
  gap: 10px;
  padding: 14px 32px 28px;
}

.legal-item {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 16px;
  padding: 16px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 10px;
}

.legal-article {
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
}

.legal-item p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.legal-item p b {
  display: block;
  margin-bottom: 3px;
  color: var(--ink);
}

.modal-disclaimer {
  margin: 0;
  padding: 18px 32px 24px;
  color: var(--muted);
  background: var(--warm);
  font-size: 11px;
}

.notice {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 20px;
  margin-top: 24px;
  padding: 20px 24px;
  background: var(--warm);
  border-radius: 12px;
  font-size: 13px;
}

.notice p {
  margin: 0;
  color: var(--muted);
}

.method {
  padding-block: 34px;
}

.method-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
}

.method-grid article {
  padding: 28px 28px 0 0;
}

.method-grid article+article {
  padding-left: 28px;
  border-left: 1px solid var(--line);
}

.method-grid span {
  color: var(--accent);
  font: 600 11px ui-monospace, monospace;
}

.method-grid h3 {
  margin: 38px 0 10px;
  font: 500 24px Georgia, serif;
}

.method-grid p {
  margin: 0;
  color: var(--muted);
}

.faq {
  padding-block: 34px;
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 90px;
  border-top: 1px solid var(--line);
}

.faq .kicker {
  margin: 0 0 10px;
}

.faq-list details {
  border-bottom: 1px solid var(--line);
}

.faq-list summary {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 0;
  color: var(--ink);
  font-size: 16px;
}

.faq-list summary span {
  color: var(--accent);
}

.faq-list details[open] summary span {
  transform: rotate(45deg);
}

.faq-list p {
  margin: -6px 40px 22px 0;
  color: var(--muted);
}

footer {
  padding: 60px 0 24px;
  color: white;
  background: var(--ink);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 50px;
}

.footer-inner p {
  color: #9aaba3;
}

.footer-inner>div:last-child {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-inner>div:last-child p {
  margin: 0;
}

.footer-inner>div:last-child ul {
  display: grid;
  gap: 6px;
  margin: 0;
  padding-left: 18px;
}

.footer-inner a {
  text-decoration: none;
  font-size: 13px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  margin-top: 55px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, .12);
  color: #82938b;
  font-size: 11px;
}

.site-header-title {
  display: none;
}

@media (max-width: 820px) {
  .site-header-title {
    display: block;
    font: 500 clamp(15px, 6.3vw, 88px) / .98 Georgia, "Times New Roman", serif;
  }

   .site-header-title span{
    color: #0f5139;
  }

  nav {
    display: none;
  }

  .hero {
    min-height: auto;
    padding: 30px 0;
  }

  .hero::after {
    font-size: 260px;
    right: -15%;
  }

  .section-heading {
    align-items: start;
    flex-direction: column;
    gap: 15px;
  }

  .tabs {
    grid-template-columns: repeat(2, 1fr);
  }

  .tab:nth-child(2) {
    border-right: 0;
  }

  .tab:nth-child(-n+2) {
    border-bottom: 1px solid var(--line);
  }

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

  .result-side {
    min-height: 420px;
  }

  .faq {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

@media (max-width: 560px) {
  .shell {
    width: min(100% - 24px, 1160px);
  }

  h1 {
    font-size: 48px;
  }

  .calculator-section {
    padding-block: 34px !important;
  }

  .hero-actions,
  .trust-row {
    align-items: stretch;
    flex-direction: column;
  }

  .button {
    width: 100%;
    min-height: 48px;
  }

  .trust-row {
    gap: 7px;
  }

  .tabs {
    grid-template-columns: 1fr;
  }

  .tab {
    min-height: 68px;
    padding: 12px 15px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .tab:last-child {
    border-bottom: 0;
  }

  .form-side {
    padding: 32px 22px;
  }

  .result-side {
    min-height: auto;
    padding: 38px 24px;
  }

  .result-amount {
    font-size: 46px;
  }

  .field-grid {
    grid-template-columns: 1fr;
  }

  input[type="number"],
  input[type="date"],
  .date-input {
    font-size: 16px;
  }

  .date-picker-button,
  .date-picker-native {
    top: 2px;
    right: 2px;
    width: 44px !important;
    height: 44px !important;
  }

  .date-control .date-input {
    padding-right: 54px;
  }

  .check {
    min-height: 48px;
  }

  .legal-button {
    min-height: 48px;
  }

  .notice {
    grid-template-columns: 1fr;
    gap: 5px;
  }

  .method-grid {
    grid-template-columns: 1fr;
  }

  .method-grid article,
  .method-grid article+article {
    padding: 26px 0;
    border-left: 0;
    border-bottom: 1px solid var(--line);
  }

  .method-grid h3 {
    margin-top: 16px;
  }

  .footer-inner {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
    gap: 6px;
  }

  .modal-header,
  .modal-intro,
  .legal-list,
  .modal-disclaimer {
    padding-left: 20px;
    padding-right: 20px;
  }

  .legal-item {
    grid-template-columns: 1fr;
    gap: 5px;
  }
}

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