/* 
 * Financial Calculator Framework Stylesheet
 * Integrated Style Guide matching Keepx.io
 */

:root {
  --primary: #1565C0;
  --primary-hover: #0D47A1;
  --primary-light: #E3F2FD;
  --accent: #FE3F40;
  --accent-light: #FFEBEE;
  --text-main: #1E293B;
  --text-muted: #64748B;
  --text-inverse: #FFFFFF;
  --bg-main: #F8FAFC;
  --bg-card: #FFFFFF;
  --border: #E2E8F0;
  --border-focus: #90CAF9;
  --success: #2E7D32;
  --error: #D32F2F;
  --font-family: 'Poppins', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.02);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.05);
  --shadow-lg: 0 10px 25px -5px rgba(15, 23, 42, 0.08);
  --transition: all 0.2s ease-in-out;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Sticky Header Layout from Keepx.io */
.header-area {
  background-color: var(--bg-card);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  position: sticky;
  top: 0;
  z-index: 1000;
  width: 100%;
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 15px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo h4 {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-main);
  text-decoration: none;
  display: inline-block;
}

.logo h4 span {
  color: var(--accent);
}

.logo {
  text-decoration: none;
}

.nav-menu {
  display: flex;
  list-style: none;
  align-items: center;
  gap: 24px;
}

.nav-menu li a {
  text-decoration: none;
  color: var(--text-main);
  font-weight: 500;
  font-size: 14px;
  transition: var(--transition);
}

.nav-menu li a:hover,
.nav-menu li a.active {
  color: var(--primary);
}

.contact-btn {
  background-color: var(--accent);
  color: var(--text-inverse) !important;
  padding: 8px 20px;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 600;
  transition: var(--transition);
}

.contact-btn:hover {
  background-color: #e03536;
  box-shadow: 0 4px 10px rgba(254, 63, 64, 0.3);
}

/* Main Layout Grid */
.main-wrapper {
  max-width: 1200px;
  margin: 0 auto;
  padding: 30px 20px;
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 30px;
}

/* Sidebar Menu */
.sidebar-wrapper {
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: sticky;
  top: 90px;
  height: fit-content;
}

.sidebar-panel {
  background-color: var(--bg-card);
  border-radius: 12px;
  border: 1px solid var(--border);
  padding: 20px;
  box-shadow: var(--shadow-md);
}

.sidebar-title {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 1px;
  margin-bottom: 15px;
  padding-bottom: 5px;
  border-bottom: 1px solid var(--border);
}

.sidebar-menu {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sidebar-item button {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 10px 15px;
  border-radius: 8px;
  font-family: var(--font-family);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-main);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 10px;
}

.sidebar-item button:hover {
  background-color: var(--bg-main);
  color: var(--primary);
}

.sidebar-item.active button {
  background-color: var(--primary-light);
  color: var(--primary);
  font-weight: 600;
}

/* Content Area Layout */
.content-panel {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* Calculator Shell */
.calculator-card {
  background-color: var(--bg-card);
  border-radius: 12px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-md);
  padding: 30px;
  width: 80%;
}

.calc-header {
  margin-bottom: 25px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 15px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.calc-title-section {
  max-width: 80%;
}

.calc-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.calc-description {
  font-size: 14px;
  color: var(--text-muted);
}

/* Help Icon & Tooltips */
.help-icon {
  background-color: var(--bg-main);
  color: var(--text-muted);
  border-radius: 50%;
  width: 22px;
  height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: bold;
  cursor: help;
  position: relative;
  transition: var(--transition);
  border: 1px solid var(--border);
}

.help-icon:hover {
  background-color: var(--primary-light);
  color: var(--primary);
  border-color: var(--primary-light);
}

.tooltip-text {
  visibility: hidden;
  width: 260px;
  background-color: var(--text-main);
  color: #fff;
  text-align: left;
  border-radius: 6px;
  padding: 10px 12px;
  position: absolute;
  z-index: 10;
  bottom: 125%;
  right: 0;
  margin-bottom: 5px;
  opacity: 0;
  transition: opacity 0.2s ease-in-out;
  font-size: 12px;
  line-height: 1.4;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
  font-weight: 400;
}

.help-icon:hover .tooltip-text {
  visibility: visible;
  opacity: 1;
}

/* Two-Column Calculator Grid */
.calc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

/* Inputs Section Styles */
.inputs-section {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.input-group-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 5px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  position: relative;
  margin-top: 10px;
}

.label-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.form-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-main);
}

.input-container {
  position: relative;
  display: flex;
  align-items: center;
}

.form-input {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  font-family: var(--font-family);
  font-size: 15px;
  color: var(--text-main);
  outline: none;
  background-color: var(--bg-main);
  transition: var(--transition);
}

.form-input:focus {
  border-color: var(--primary);
  background-color: #FFFFFF;
  box-shadow: 0 0 0 3px rgba(21, 101, 192, 0.15);
}

.form-input.error {
  border-color: var(--error);
  background-color: var(--accent-light);
}

/* Suffix elements */
.input-suffix {
  position: absolute;
  right: 16px;
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 600;
  pointer-events: none;
}

/* Custom spacing for inputs with suffix */
.form-input.has-suffix {
  padding-right: 48px;
}

.validation-error {
  font-size: 12px;
  color: var(--error);
  font-weight: 500;
  margin-top: 2px;
}

/* Dynamic List / Repeater System */
.dynamic-list-container {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 15px;
  background-color: #FAFBFD;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.dynamic-list-row {
  display: flex;
  gap: 10px;
  align-items: center;
  animation: slideDown 0.2s ease-out;
}

.dynamic-list-row .form-input {
  background-color: #FFFFFF;
}

.btn-remove-row {
  background-color: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: 6px;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  flex-shrink: 0;
  font-size: 18px;
}

.btn-remove-row:hover {
  background-color: var(--accent-light);
  color: var(--error);
  border-color: var(--error);
}

.btn-add-row {
  background-color: var(--bg-card);
  color: var(--primary);
  border: 1px dashed var(--primary);
  border-radius: 8px;
  padding: 10px;
  font-family: var(--font-family);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-top: 5px;
}

.btn-add-row:hover {
  background-color: var(--primary-light);
  color: var(--primary-hover);
}

/* Highlight calculated inputs */
.form-input.calculated-val {
  color: var(--primary) !important;
  font-weight: 600;
  background-color: var(--bg-main);
  border-style: solid;
}

/* Header controls wrapper */
.calc-header-controls {
  display: flex;
  align-items: center;
  gap: 15px;
}

/* Control Options: Mockup Layout */
.calc-actions-wrapper {
  margin-top: 25px;
  display: flex;
  gap: 15px;
  align-items: stretch;
}

/* Left share result box */
.share-box-btn {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 15px 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  width: 140px;
  flex-shrink: 0;
  font-family: var(--font-family);
  transition: var(--transition);
}

.share-box-btn:hover {
  background-color: var(--bg-main);
  border-color: var(--primary-light);
  transform: translateY(-1px);
}

.share-icon-circle {
  background-color: var(--accent);
  color: var(--text-inverse);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 8px rgba(254, 63, 64, 0.2);
}

.share-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-main);
}

/* Right stacked action buttons */
.action-stack-buttons {
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex-grow: 1;
  justify-content: space-between;
}

.btn-stack {
  width: 100%;
  height: calc(50% - 5px);
  border: 1px solid var(--border);
  border-radius: 8px;
  background-color: var(--bg-card);
  color: var(--text-main);
  font-family: var(--font-family);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-stack:hover {
  background-color: var(--bg-main);
  border-color: var(--text-muted);
  color: var(--primary);
}

.btn-stack.outline {
  border-color: var(--border);
  background-color: var(--bg-card);
}

.btn-stack.outline:hover {
  background-color: var(--accent-light);
  border-color: var(--accent);
  color: var(--accent);
}

/* Unit Selector Toggle */
.unit-toggle-group {
  display: flex;
  background-color: var(--bg-main);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 2px;
  align-items: center;
}

.unit-toggle-btn {
  background: none;
  border: none;
  padding: 6px 16px;
  font-family: var(--font-family);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  border-radius: 18px;
  cursor: pointer;
  transition: var(--transition);
}

.unit-toggle-btn.active {
  background-color: var(--primary);
  color: var(--text-inverse);
  box-shadow: var(--shadow-sm);
}


/* Results Section Styles */
.results-section {
  display: flex;
  flex-direction: column;
  gap: 15px;
  height: fit-content;
}

.result-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  transition: var(--transition);
  overflow: hidden;
}

.result-card.highlight {
  border-color: var(--primary-light);
  background: linear-gradient(145deg, #FFFFFF 0%, #FAFCFF 100%);
  border-left: 4px solid var(--primary);
}

.result-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.result-label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 4px;
}

.result-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
}

.result-value {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-main);
  transition: color 0.15s ease;
}

.result-card.highlight .result-value {
  color: var(--primary);
}

/* Actions in result card */
.btn-copy {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-copy:hover {
  background-color: var(--bg-main);
  color: var(--primary);
}

.btn-copy.copied {
  color: var(--success);
}

.copy-tooltip {
  position: absolute;
  top: 10px;
  right: 40px;
  background-color: var(--success);
  color: #fff;
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 4px;
  opacity: 0;
  transition: opacity 0.2s ease;
  pointer-events: none;
}

.btn-copy.copied+.copy-tooltip {
  opacity: 1;
}

/* Ad Placement Containers */
.ad-slot {
  background-color: #F1F5F9;
  border: 1px dashed #CBD5E1;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.ad-slot::after {
  content: 'ADVERTISEMENT PLACEHOLDER';
  font-size: 10px;
  font-weight: 600;
  color: #94A3B8;
  letter-spacing: 1px;
}

.top-ad {
  height: 90px;
  max-width: 728px;
  margin: 0 auto 25px auto;
  width: 100%;
}

.middle-ad {
  height: 250px;
  width: 100%;
  margin: 15px 0;
}

.bottom-ad {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 60px;
  background-color: #FFFFFF;
  border-top: 1px solid var(--border);
  box-shadow: 0 -4px 10px rgba(0, 0, 0, 0.05);
  z-index: 999;
  margin: 0;
  border-radius: 0;
}

.bottom-ad::after {
  content: 'STICKY BOTTOM AD SLOT';
}

/* Modern Professional Footer */
footer {
  background-color: #1E293B;
  color: #94A3B8;
  padding: 40px 20px 80px 20px;
  /* Padding bottom accounts for sticky ad */
  margin-top: 50px;
  text-align: center;
  font-size: 13px;
  border-top: 3px solid var(--primary);
}

footer p {
  margin-bottom: 8px;
}

footer a {
  color: #FFFFFF;
  text-decoration: none;
  font-weight: 500;
}

footer a:hover {
  color: var(--primary-light);
}

/* Animation Keyframes */
@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Responsive Rules */
/* Custom Date and Ratio Layouts */
.split-date-container {
  display: flex;
  align-items: center;
  gap: 8px;
}

.split-date-container select.form-input {
  flex-grow: 1;
  padding: 8px 12px;
}

.split-date-container input.form-input {
  width: 80px;
  text-align: center;
  padding: 8px;
}

.split-date-separator {
  font-weight: 600;
  color: var(--text-muted);
}

.inline-ratio-container {
  display: flex;
  align-items: center;
  gap: 8px;
}

.inline-ratio-container input.form-input {
  width: 80px;
  text-align: center;
  padding: 8px;
}

.inline-ratio-separator {
  font-weight: 600;
  color: var(--text-muted);
}

.calc-inline-actions {
  display: flex;
  gap: 15px;
  justify-content: center;
  margin-top: 15px;
}

.btn-calc-inline {
  background-color: #E2E8F0;
  color: #1E293B;
  border: 1px solid #CBD5E1;
  padding: 8px 16px;
  border-radius: 4px;
  font-family: var(--font-family);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.btn-calc-inline:hover {
  background-color: #CBD5E1;
}

.form-group-horizontal {
  flex-direction: row;
  align-items: center;
  justify-content: flex-end;
}

.form-group-horizontal .label-container {
  flex: 0 0 120px;
  justify-content: flex-end;
  margin-right: 15px;
}

.form-group-horizontal .form-label {
  margin-bottom: 0;
}

@media (max-width: 992px) {
  .main-wrapper {
    grid-template-columns: 1fr;
  }

  .sidebar-panel {
    width: 100%;
  }
}

@media (max-width: 768px) {
  .calc-grid {
    grid-template-columns: 1fr;
    gap: 25px;
  }

  .header-container {
    flex-direction: column;
    gap: 15px;
  }

  .nav-menu {
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
  }

  .calculator-card {
    padding: 20px;
    width: 100%;
  }
}

/* Extended Results Styling */
.extended-results-section {
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  width: 100%;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 15px;
  font-size: 14px;
}

.data-table th, .data-table td {
  padding: 12px 15px;
  text-align: right;
  border-bottom: 1px solid var(--border);
}

.data-table th:first-child, .data-table td:first-child {
  text-align: left;
}

.data-table th {
  background-color: var(--primary-light);
  color: var(--primary-hover);
  font-weight: 600;
}

.data-table tr:hover {
  background-color: #f1f5f9;
}

.calculated-val {
  color: #2563EB !important; /* Blue color for dynamically calculated values */
  font-weight: 600 !important;
  background-color: #F8FAFC !important;
}