/* =========================================================
   niDar Tools — EMI Calculator
   Original Professional Tool UI
   ========================================================= */

:root {
  --emi-primary: #2e7d32;
  --emi-primary-dark: #1b5e20;
  --emi-primary-light: #e8f5e9;
  --emi-accent: #66bb6a;

  --emi-bg: #f5f8f6;
  --emi-card: #ffffff;
  --emi-text: #17211b;
  --emi-muted: #68756d;
  --emi-border: #dfe7e1;
  --emi-input: #ffffff;

  --emi-danger: #c62828;
  --emi-danger-bg: #ffebee;

  --emi-shadow:
    0 12px 35px rgba(24, 50, 31, 0.08);

  --emi-radius: 20px;
}


/* =========================================================
   PAGE
   ========================================================= */

.emi-page {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 42px 0 70px;
  color: var(--emi-text);
}


/* =========================================================
   HERO
   ========================================================= */

.emi-hero {
  max-width: 820px;
  margin: 0 auto 38px;
  text-align: center;
}

.emi-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 15px;
  border: 1px solid rgba(46, 125, 50, 0.18);
  border-radius: 999px;
  background: var(--emi-primary-light);
  color: var(--emi-primary-dark);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.emi-hero h1 {
  margin: 16px 0 10px;
  font-size: clamp(2rem, 5vw, 3.3rem);
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.emi-hero p {
  max-width: 680px;
  margin: 0 auto;
  color: var(--emi-muted);
  font-size: 1.05rem;
  line-height: 1.7;
}


/* =========================================================
   MAIN WORKSPACE
   ========================================================= */

.emi-workspace {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: 24px;
  align-items: start;
}


/* =========================================================
   CARD
   ========================================================= */

.emi-card {
  background: var(--emi-card);
  border: 1px solid var(--emi-border);
  border-radius: var(--emi-radius);
  box-shadow: var(--emi-shadow);
}

.emi-input-card,
.emi-result-card {
  padding: 26px;
}

.emi-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
}

.emi-card-header h2 {
  margin: 5px 0 0;
  font-size: 1.35rem;
  line-height: 1.25;
}

.emi-section-label {
  display: inline-block;
  color: var(--emi-primary);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}


/* =========================================================
   INPUTS
   ========================================================= */

.emi-field {
  margin-bottom: 20px;
}

.emi-field label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.92rem;
  font-weight: 750;
}

.emi-field small {
  display: block;
  margin-top: 6px;
  color: var(--emi-muted);
  font-size: 0.76rem;
  line-height: 1.45;
}

.emi-optional {
  color: var(--emi-muted);
  font-size: 0.75rem;
  font-weight: 500;
}

.emi-input-wrap {
  display: flex;
  align-items: center;
  min-height: 52px;
  overflow: hidden;
  background: var(--emi-input);
  border: 1px solid var(--emi-border);
  border-radius: 13px;
  transition:
    border-color 0.2s ease,
    box-shadow 0.2s ease;
}

.emi-input-wrap:focus-within {
  border-color: var(--emi-primary);
  box-shadow: 0 0 0 4px rgba(46, 125, 50, 0.1);
}

.emi-prefix,
.emi-suffix {
  flex: 0 0 auto;
  padding: 0 15px;
  color: var(--emi-primary-dark);
  font-weight: 800;
}

.emi-input-wrap input {
  width: 100%;
  min-width: 0;
  height: 50px;
  padding: 0 14px;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--emi-text);
  font: inherit;
  font-size: 1rem;
  font-weight: 650;
}

.emi-input-wrap .emi-prefix + input {
  padding-left: 0;
}

.emi-input-wrap input::-webkit-outer-spin-button,
.emi-input-wrap input::-webkit-inner-spin-button {
  margin: 0;
  -webkit-appearance: none;
}

.emi-input-wrap input[type="number"] {
  -moz-appearance: textfield;
}

.emi-tenure-row {
  display: grid;
  grid-template-columns: 1fr 145px;
  gap: 10px;
}

.emi-tenure-row input,
.emi-tenure-row select {
  width: 100%;
  height: 52px;
  min-width: 0;
  padding: 0 14px;
  border: 1px solid var(--emi-border);
  border-radius: 13px;
  outline: 0;
  background: var(--emi-input);
  color: var(--emi-text);
  font: inherit;
  font-weight: 650;
}

.emi-tenure-row input:focus,
.emi-tenure-row select:focus {
  border-color: var(--emi-primary);
  box-shadow: 0 0 0 4px rgba(46, 125, 50, 0.1);
}


/* =========================================================
   BUTTONS
   ========================================================= */

.emi-actions {
  display: flex;
  gap: 10px;
  margin-top: 26px;
}

.emi-primary-btn,
.emi-secondary-btn,
.emi-small-btn {
  min-height: 48px;
  padding: 0 20px;
  border-radius: 12px;
  font: inherit;
  font-weight: 750;
  cursor: pointer;
  transition:
    transform 0.18s ease,
    box-shadow 0.18s ease,
    background 0.18s ease;
}

.emi-primary-btn {
  flex: 1;
  border: 1px solid var(--emi-primary);
  background: var(--emi-primary);
  color: #ffffff;
  box-shadow: 0 8px 18px rgba(46, 125, 50, 0.18);
}

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

.emi-secondary-btn {
  border: 1px solid var(--emi-border);
  background: transparent;
  color: var(--emi-text);
}

.emi-secondary-btn:hover {
  border-color: var(--emi-primary);
  color: var(--emi-primary);
}

.emi-primary-btn:active,
.emi-secondary-btn:active,
.emi-small-btn:active {
  transform: translateY(0);
}

.emi-small-btn {
  min-height: 40px;
  padding: 0 14px;
  border: 1px solid rgba(46, 125, 50, 0.2);
  background: var(--emi-primary-light);
  color: var(--emi-primary-dark);
  font-size: 0.82rem;
}


/* =========================================================
   ERROR
   ========================================================= */

.emi-error {
  min-height: 20px;
  margin-top: 12px;
  padding: 0;
  color: var(--emi-danger);
  font-size: 0.82rem;
  line-height: 1.45;
}

.emi-error:not(:empty) {
  padding: 10px 12px;
  border-radius: 10px;
  background: var(--emi-danger-bg);
}


/* =========================================================
   MAIN EMI RESULT
   ========================================================= */

.emi-main-result {
  position: relative;
  overflow: hidden;
  margin-bottom: 22px;
  padding: 25px;
  border-radius: 17px;
  background:
    linear-gradient(
      135deg,
      var(--emi-primary-light),
      rgba(255, 255, 255, 0.7)
    );
  border: 1px solid rgba(46, 125, 50, 0.13);
}

.emi-main-result::after {
  content: "₹";
  position: absolute;
  right: 18px;
  bottom: -28px;
  color: rgba(46, 125, 50, 0.06);
  font-size: 8rem;
  font-weight: 900;
  pointer-events: none;
}

.emi-main-result span {
  display: block;
  color: var(--emi-muted);
  font-size: 0.84rem;
  font-weight: 700;
}

.emi-main-result strong {
  position: relative;
  z-index: 1;
  display: block;
  margin: 5px 0;
  color: var(--emi-primary-dark);
  font-size: clamp(2rem, 5vw, 2.7rem);
  line-height: 1.15;
  letter-spacing: -0.035em;
}

.emi-main-result small {
  position: relative;
  z-index: 1;
  color: var(--emi-muted);
  font-size: 0.76rem;
}


/* =========================================================
   SUMMARY
   ========================================================= */

.emi-summary-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 24px;
}

.emi-summary-item {
  padding: 16px;
  border: 1px solid var(--emi-border);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.45);
}

.emi-summary-item span {
  display: block;
  margin-bottom: 6px;
  color: var(--emi-muted);
  font-size: 0.75rem;
}

.emi-summary-item strong {
  display: block;
  color: var(--emi-text);
  font-size: 1rem;
}


/* =========================================================
   PAYMENT BREAKDOWN
   ========================================================= */

.emi-breakdown {
  padding-top: 4px;
}

.emi-breakdown-heading h3 {
  margin: 0 0 12px;
  font-size: 0.98rem;
}

.emi-breakdown-bar {
  display: flex;
  width: 100%;
  height: 13px;
  overflow: hidden;
  border-radius: 999px;
  background: var(--emi-border);
}

.emi-principal-bar {
  height: 100%;
  background: var(--emi-primary);
  transition: width 0.5s ease;
}

.emi-interest-bar {
  height: 100%;
  background: #a5b5aa;
  transition: width 0.5s ease;
}

.emi-breakdown-legend {
  display: flex;
  justify-content: space-between;
  gap: 15px;
  margin-top: 10px;
  color: var(--emi-muted);
  font-size: 0.76rem;
}

.emi-breakdown-legend span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.emi-breakdown-legend strong {
  color: var(--emi-text);
}

.emi-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.emi-dot-principal {
  background: var(--emi-primary);
}

.emi-dot-interest {
  background: #a5b5aa;
}


/* =========================================================
   EXTRA PAYMENT
   ========================================================= */

.emi-extra-result {
  margin-top: 22px;
  padding: 18px;
  border: 1px solid rgba(46, 125, 50, 0.15);
  border-radius: 15px;
  background: var(--emi-primary-light);
}

.emi-extra-result h3 {
  margin: 0 0 14px;
  color: var(--emi-primary-dark);
  font-size: 0.95rem;
}

.emi-extra-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.emi-extra-grid span {
  display: block;
  margin-bottom: 5px;
  color: var(--emi-muted);
  font-size: 0.7rem;
}

.emi-extra-grid strong {
  color: var(--emi-text);
  font-size: 0.88rem;
}


/* =========================================================
   SCHEDULE SECTION
   ========================================================= */

.emi-schedule-section {
  margin-top: 58px;
}

.emi-section-heading {
  max-width: 760px;
  margin: 0 auto 25px;
  text-align: center;
}

.emi-section-heading h2 {
  margin: 6px 0 8px;
  font-size: clamp(1.55rem, 3vw, 2.15rem);
  line-height: 1.2;
}

.emi-section-heading p {
  margin: 0;
  color: var(--emi-muted);
  line-height: 1.65;
}

.emi-table-card {
  overflow: hidden;
}

.emi-table-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 20px 22px;
  border-bottom: 1px solid var(--emi-border);
}

.emi-table-toolbar strong {
  display: block;
  margin-bottom: 4px;
}

.emi-table-toolbar span {
  display: block;
  color: var(--emi-muted);
  font-size: 0.76rem;
}

.emi-table-container {
  width: 100%;
  overflow-x: auto;
}

.emi-table-container table {
  width: 100%;
  min-width: 780px;
  border-collapse: collapse;
}

.emi-table-container th,
.emi-table-container td {
  padding: 13px 15px;
  border-bottom: 1px solid var(--emi-border);
  text-align: right;
  white-space: nowrap;
  font-size: 0.78rem;
}

.emi-table-container th:first-child,
.emi-table-container td:first-child {
  text-align: center;
}

.emi-table-container th {
  background: var(--emi-primary-light);
  color: var(--emi-primary-dark);
  font-weight: 800;
}

.emi-table-container td {
  color: var(--emi-text);
}

.emi-table-container tbody tr:last-child td {
  border-bottom: 0;
}

.emi-table-container tbody tr:hover {
  background: rgba(46, 125, 50, 0.035);
}


/* =========================================================
   INFORMATION CARDS
   ========================================================= */

.emi-info-section,
.emi-features-section {
  margin-top: 65px;
}

.emi-info-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.emi-info-card {
  padding: 22px;
  background: var(--emi-card);
  border: 1px solid var(--emi-border);
  border-radius: 17px;
  box-shadow: 0 8px 25px rgba(24, 50, 31, 0.045);
}

.emi-info-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  margin-bottom: 17px;
  border-radius: 10px;
  background: var(--emi-primary-light);
  color: var(--emi-primary-dark);
  font-weight: 850;
}

.emi-info-card h3 {
  margin: 0 0 8px;
  font-size: 0.98rem;
}

.emi-info-card p {
  margin: 0;
  color: var(--emi-muted);
  font-size: 0.82rem;
  line-height: 1.6;
}


/* =========================================================
   FEATURES
   ========================================================= */

.emi-feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.emi-feature-card {
  padding: 23px;
  border: 1px solid var(--emi-border);
  border-radius: 17px;
  background: var(--emi-card);
  box-shadow: 0 8px 25px rgba(24, 50, 31, 0.045);
}

.emi-feature-card > span {
  display: block;
  margin-bottom: 14px;
  font-size: 1.65rem;
}

.emi-feature-card h3 {
  margin: 0 0 8px;
  font-size: 0.98rem;
}

.emi-feature-card p {
  margin: 0;
  color: var(--emi-muted);
  font-size: 0.82rem;
  line-height: 1.6;
}


/* =========================================================
   DISCLAIMER
   ========================================================= */

.emi-disclaimer {
  max-width: 900px;
  margin: 58px auto 0;
  padding: 20px 22px;
  border: 1px solid var(--emi-border);
  border-radius: 15px;
  background: var(--emi-card);
}

.emi-disclaimer h2 {
  margin: 0 0 7px;
  font-size: 0.95rem;
}

.emi-disclaimer p {
  margin: 0;
  color: var(--emi-muted);
  font-size: 0.78rem;
  line-height: 1.65;
}


/* =========================================================
   DARK THEME
   ========================================================= */

html[data-theme="dark"] {
  --emi-bg: #101511;
  --emi-card: #171d18;
  --emi-text: #edf4ee;
  --emi-muted: #aeb9b1;
  --emi-border: #2b352d;
  --emi-input: #121712;
  --emi-primary-light: rgba(76, 175, 80, 0.12);
  --emi-danger-bg: rgba(198, 40, 40, 0.14);
  --emi-shadow:
    0 14px 38px rgba(0, 0, 0, 0.25);
}

html[data-theme="dark"] .emi-main-result {
  background:
    linear-gradient(
      135deg,
      rgba(46, 125, 50, 0.16),
      rgba(23, 29, 24, 0.8)
    );
}

html[data-theme="dark"] .emi-summary-item {
  background: rgba(255, 255, 255, 0.015);
}

html[data-theme="dark"] .emi-interest-bar,
html[data-theme="dark"] .emi-dot-interest {
  background: #718078;
}


/* =========================================================
   SENIOR THEME
   ========================================================= */

html[data-theme="senior"] {
  --emi-primary: #0b6b28;
  --emi-primary-dark: #064d1c;
  --emi-primary-light: #e3f4e7;
  --emi-text: #111111;
  --emi-muted: #333333;
  --emi-border: #9ca79f;
  --emi-input: #ffffff;
  --emi-card: #ffffff;
}

html[data-theme="senior"] .emi-page {
  font-size: 1.08rem;
}

html[data-theme="senior"] .emi-hero h1 {
  font-size: clamp(2.3rem, 6vw, 3.7rem);
}

html[data-theme="senior"] .emi-hero p,
html[data-theme="senior"] .emi-field small,
html[data-theme="senior"] .emi-info-card p,
html[data-theme="senior"] .emi-feature-card p,
html[data-theme="senior"] .emi-disclaimer p {
  font-size: 0.95rem;
}

html[data-theme="senior"] .emi-field label,
html[data-theme="senior"] .emi-summary-item strong {
  font-size: 1rem;
}

html[data-theme="senior"] .emi-input-wrap,
html[data-theme="senior"] .emi-tenure-row input,
html[data-theme="senior"] .emi-tenure-row select {
  min-height: 58px;
}

html[data-theme="senior"] .emi-input-wrap input {
  height: 56px;
  font-size: 1.08rem;
}

html[data-theme="senior"] .emi-primary-btn,
html[data-theme="senior"] .emi-secondary-btn {
  min-height: 56px;
  font-size: 1rem;
}


/* =========================================================
   RESPONSIVE — TABLET
   ========================================================= */

@media (max-width: 980px) {

  .emi-workspace {
    grid-template-columns: 1fr;
  }

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

}


/* =========================================================
   RESPONSIVE — MOBILE
   ========================================================= */

@media (max-width: 640px) {

  .emi-page {
    width: min(100% - 22px, 1180px);
    padding-top: 28px;
    padding-bottom: 50px;
  }

  .emi-hero {
    margin-bottom: 28px;
  }

  .emi-hero h1 {
    font-size: 2rem;
  }

  .emi-hero p {
    font-size: 0.9rem;
  }

  .emi-input-card,
  .emi-result-card {
    padding: 18px;
  }

  .emi-card-header {
    margin-bottom: 19px;
  }

  .emi-card-header h2 {
    font-size: 1.15rem;
  }

  .emi-tenure-row {
    grid-template-columns: 1fr 125px;
  }

  .emi-actions {
    flex-direction: column;
  }

  .emi-secondary-btn {
    width: 100%;
  }

  .emi-summary-grid {
    grid-template-columns: 1fr 1fr;
    gap: 9px;
  }

  .emi-summary-item {
    padding: 13px;
  }

  .emi-breakdown-legend {
    flex-direction: column;
    gap: 7px;
  }

  .emi-extra-grid {
    grid-template-columns: 1fr;
  }

  .emi-schedule-section,
  .emi-info-section,
  .emi-features-section {
    margin-top: 48px;
  }

  .emi-table-toolbar {
    align-items: flex-start;
    flex-direction: column;
    padding: 17px;
  }

  .emi-small-btn {
    width: 100%;
  }

  .emi-info-grid,
  .emi-feature-grid {
    grid-template-columns: 1fr;
  }

  .emi-info-card,
  .emi-feature-card {
    padding: 19px;
  }

}


/* =========================================================
   VERY SMALL SCREENS
   ========================================================= */

@media (max-width: 390px) {

  .emi-page {
    width: calc(100% - 16px);
  }

  .emi-input-card,
  .emi-result-card {
    padding: 15px;
  }

  .emi-tenure-row {
    grid-template-columns: 1fr;
  }

  .emi-summary-grid {
    grid-template-columns: 1fr;
  }

  .emi-main-result {
    padding: 20px;
  }

}


/* =========================================================
   ACCESSIBILITY
   ========================================================= */

.emi-primary-btn:focus-visible,
.emi-secondary-btn:focus-visible,
.emi-small-btn:focus-visible,
.emi-input-wrap:focus-within,
.emi-tenure-row input:focus-visible,
.emi-tenure-row select:focus-visible {
  outline: 3px solid rgba(46, 125, 50, 0.22);
  outline-offset: 2px;
}


/* =========================================================
   REDUCED MOTION
   ========================================================= */

@media (prefers-reduced-motion: reduce) {

  .emi-primary-btn,
  .emi-secondary-btn,
  .emi-small-btn,
  .emi-principal-bar,
  .emi-interest-bar {
    transition: none;
  }

}