:root {
  --bg: #f6f8fb;
  --surface: #ffffff;
  --surface-soft: #f0f5f8;
  --text: #17212b;
  --muted: #647181;
  --line: #dfe7ee;
  --primary: #0f766e;
  --primary-dark: #115e59;
  --accent: #2f6f9f;
  --warning: #b7791f;
  --danger: #b42318;
  --success: #287a3e;
  --shadow: 0 18px 50px rgba(17, 34, 48, 0.10);
  --shadow-sm: 0 10px 28px rgba(17, 34, 48, 0.08);
  --radius: 8px;
  --radius-lg: 14px;
}

* {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  background:
    linear-gradient(180deg, #eef6f6 0%, var(--bg) 34%, #ffffff 100%);
  color: var(--text);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  letter-spacing: 0;
}

a,
button,
input,
select {
  transition: border-color 160ms ease, box-shadow 160ms ease, background-color 160ms ease, color 160ms ease, transform 160ms ease;
}

.app-hero {
  padding: 42px 0 28px;
}

.hero-shell {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
}

.trust-badge {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  margin-bottom: 14px;
  border: 1px solid rgba(15, 118, 110, 0.22);
  border-radius: 999px;
  padding: 7px 12px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--primary-dark);
  font-size: 0.88rem;
  font-weight: 700;
}

.app-hero h1 {
  max-width: 760px;
  margin: 0;
  color: #10252c;
  font-size: clamp(2rem, 4vw, 3.4rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: 0;
}

.app-hero p {
  max-width: 690px;
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.hero-note {
  display: flex;
  align-items: center;
  gap: 10px;
  max-width: 290px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.82);
  color: var(--muted);
  box-shadow: var(--shadow-sm);
}

.hero-note i {
  color: var(--primary);
  font-size: 1.3rem;
}

.app-main {
  padding-bottom: 42px;
}

.calculator-card,
.content-section,
.disclaimer {
  border: 1px solid rgba(223, 231, 238, 0.92);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.94);
  box-shadow: var(--shadow);
}

.calculator-card {
  padding: 18px;
}

.loan-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 18px;
  border-radius: 12px;
  padding: 6px;
  background: #e7eef2;
}

.loan-tab {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 48px;
  border: 0;
  border-radius: var(--radius);
  background: transparent;
  color: #415160;
  font-weight: 750;
}

.loan-tab:hover,
.loan-tab:focus-visible {
  background: rgba(255, 255, 255, 0.72);
  color: var(--primary-dark);
}

.loan-tab.active {
  background: var(--surface);
  color: var(--primary-dark);
  box-shadow: 0 10px 24px rgba(15, 118, 110, 0.12);
}

.form-panel,
.result-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 22px;
  background: var(--surface);
}

.result-panel {
  position: sticky;
  top: 16px;
}

.panel-heading,
.section-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.eyebrow {
  margin: 0 0 3px;
  color: var(--primary);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h2,
h3 {
  margin: 0;
  color: var(--text);
  letter-spacing: 0;
}

h2 {
  font-size: 1.35rem;
  font-weight: 800;
}

h3 {
  font-size: 1.03rem;
  font-weight: 800;
}

.loan-icon,
.section-title-row > i {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  flex: 0 0 auto;
  border-radius: var(--radius);
  background: #e6f4f1;
  color: var(--primary);
  font-size: 1.25rem;
}

.calculated-at {
  color: var(--muted);
  font-size: 0.86rem;
  text-align: right;
}

.loan-form-section {
  display: none;
}

.loan-form-section.active {
  display: block;
}

.form-label,
legend.form-label {
  margin-bottom: 7px;
  color: #293947;
  font-weight: 750;
}

.form-control,
.form-select,
.input-group-text {
  min-height: 46px;
  border-color: #d4dee6;
  color: var(--text);
}

.form-control,
.form-select {
  border-radius: var(--radius);
}

.input-group-soft .input-group-text {
  background: var(--surface-soft);
  color: #526271;
  font-weight: 750;
}

.input-group-soft .form-control {
  border-left: 0;
}

.form-control:focus,
.form-select:focus,
.btn:focus-visible,
.loan-tab:focus-visible,
.segment-option:focus-visible {
  border-color: var(--primary);
  box-shadow: 0 0 0 0.22rem rgba(15, 118, 110, 0.18);
  outline: 0;
}

.is-invalid,
.is-invalid:focus {
  border-color: var(--danger);
}

.invalid-feedback {
  min-height: 20px;
  margin-top: 5px;
  color: var(--danger);
  font-size: 0.86rem;
}

.form-text {
  color: var(--muted);
}

.segmented-control {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 6px;
  border-radius: 12px;
  padding: 6px;
  background: #e7eef2;
}

.segment-option {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  margin: 0;
  border-radius: var(--radius);
  color: #415160;
  font-weight: 750;
  cursor: pointer;
}

.btn-check:checked + .segment-option {
  background: var(--surface);
  color: var(--primary-dark);
  box-shadow: 0 9px 20px rgba(15, 118, 110, 0.12);
}

.info-note,
.dsr-card p,
.disclaimer p {
  color: var(--muted);
  line-height: 1.65;
}

.info-note {
  border-left: 4px solid var(--accent);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 12px 14px;
  background: #eef6fb;
}

.optional-box,
.dsr-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  background: #fbfcfd;
}

.action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  border-radius: var(--radius);
  font-weight: 750;
}

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

.btn-primary:hover {
  border-color: var(--primary-dark);
  background: var(--primary-dark);
  transform: translateY(-1px);
}

.btn-outline-secondary {
  border-color: #bfccd7;
  color: #384958;
}

.btn-outline-secondary:hover {
  border-color: var(--primary);
  background: #edf8f6;
  color: var(--primary-dark);
}

.main-result-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
  border-radius: var(--radius-lg);
  padding: 24px;
  background: linear-gradient(135deg, #0f766e 0%, #2f6f9f 100%);
  color: #ffffff;
  box-shadow: 0 18px 35px rgba(15, 118, 110, 0.22);
}

.result-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  font-weight: 750;
  opacity: 0.92;
}

.main-result-card strong {
  display: block;
  font-size: clamp(2rem, 4vw, 3.15rem);
  line-height: 1;
  letter-spacing: 0;
}

.main-result-card p {
  max-width: 210px;
  margin: 0;
  color: rgba(255, 255, 255, 0.85);
  text-align: right;
}

.result-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.metric-card {
  display: flex;
  gap: 12px;
  min-height: 116px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px;
  background: var(--surface);
}

.metric-card i {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  flex: 0 0 auto;
  border-radius: var(--radius);
  background: #edf8f6;
  color: var(--primary);
  font-size: 1.1rem;
}

.metric-card span {
  display: block;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 700;
}

.metric-card strong {
  display: block;
  margin-top: 4px;
  font-size: 1.12rem;
  line-height: 1.25;
}

.chart-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 230px;
  gap: 18px;
  align-items: center;
  margin-top: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  background: #fbfcfd;
}

.chart-section p {
  margin: 8px 0 0;
  color: var(--muted);
}

.chart-wrap {
  position: relative;
  min-height: 190px;
  max-height: 230px;
}

.dsr-card {
  margin-top: 18px;
}

.dsr-pill,
.tag {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  border-radius: 999px;
  padding: 6px 10px;
  background: #edf2f7;
  color: #405161;
  font-size: 0.82rem;
  font-weight: 800;
}

.dsr-pill.low {
  background: #eaf7ee;
  color: var(--success);
}

.dsr-pill.medium {
  background: #fff8e8;
  color: var(--warning);
}

.dsr-pill.high {
  background: #fff0e8;
  color: #b45309;
}

.dsr-pill.very-high {
  background: #fff0f0;
  color: var(--danger);
}

.dsr-values {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.dsr-values div {
  border-radius: var(--radius);
  padding: 12px;
  background: #ffffff;
}

.dsr-values span {
  display: block;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 750;
}

.dsr-values strong {
  display: block;
  margin-top: 4px;
  font-size: 1rem;
}

.content-section,
.disclaimer {
  margin-top: 22px;
  padding: 22px;
}

.table {
  margin-bottom: 0;
}

.table caption {
  color: var(--muted);
}

.table thead th {
  border-bottom: 1px solid var(--line);
  color: #415160;
  font-size: 0.84rem;
  text-transform: uppercase;
}

.table tbody td {
  border-color: #edf1f5;
  color: var(--text);
}

.table .best-payment {
  background: #eaf7ee;
  color: var(--success);
}

.table .best-interest {
  background: #eef6fb;
  color: var(--accent);
}

.disclaimer {
  background: #f9fbfc;
}

.disclaimer h2 {
  margin-bottom: 8px;
  font-size: 1.05rem;
}

.print-only {
  display: none;
}

@media (max-width: 991.98px) {
  .hero-shell {
    align-items: stretch;
    flex-direction: column;
  }

  .hero-note {
    max-width: none;
  }

  .result-panel {
    position: static;
  }
}

@media (max-width: 767.98px) {
  .app-hero {
    padding: 28px 0 18px;
  }

  .calculator-card,
  .content-section,
  .disclaimer {
    border-radius: 12px;
  }

  .calculator-card {
    padding: 12px;
  }

  .form-panel,
  .result-panel,
  .content-section,
  .disclaimer {
    padding: 16px;
  }

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

  .main-result-card {
    align-items: flex-start;
    flex-direction: column;
    padding: 20px;
  }

  .main-result-card p {
    max-width: none;
    text-align: left;
  }

  .result-grid,
  .chart-section,
  .dsr-values {
    grid-template-columns: 1fr;
  }

  .chart-wrap {
    max-width: 260px;
    margin: 0 auto;
  }

  .action-row .btn {
    width: 100%;
  }
}

@media print {
  @page {
    size: A4;
    margin: 14mm;
  }

  body {
    background: #ffffff;
    color: #000000;
    font-size: 11pt;
  }

  .no-print,
  .loan-tabs,
  .action-row,
  .form-panel,
  .toast-container {
    display: none !important;
  }

  .print-only {
    display: block !important;
  }

  .app-hero {
    padding: 0 0 12px;
  }

  .hero-shell {
    display: block;
  }

  .trust-badge,
  .hero-note {
    display: none;
  }

  .app-hero h1 {
    font-size: 22pt;
  }

  .app-hero p {
    color: #333333;
  }

  .container {
    max-width: none !important;
    width: 100% !important;
    padding: 0 !important;
  }

  .calculator-card,
  .content-section,
  .disclaimer,
  .result-panel,
  .main-result-card,
  .metric-card,
  .chart-section,
  .dsr-card {
    border: 1px solid #d8d8d8;
    box-shadow: none !important;
    break-inside: avoid;
  }

  .calculator-card,
  .content-section,
  .disclaimer {
    margin-top: 10px;
    padding: 12px;
  }

  .result-panel {
    padding: 0;
    border: 0;
  }

  .row,
  .col-lg-5,
  .col-lg-7 {
    display: block !important;
    width: 100% !important;
    max-width: 100% !important;
  }

  .main-result-card {
    background: #ffffff !important;
    color: #000000;
    padding: 14px;
  }

  .main-result-card p,
  .chart-section p,
  .info-note,
  .dsr-card p,
  .disclaimer p {
    color: #333333;
  }

  .main-result-card strong {
    font-size: 24pt;
  }

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

  .chart-section {
    grid-template-columns: 1fr 180px;
  }

  .chart-wrap {
    min-height: 160px;
    max-height: 180px;
  }

  .content-section {
    page-break-inside: avoid;
  }

  .disclaimer {
    font-size: 9pt;
  }
}