/* GST Calculator Styles for WP Coder Plugin
   Created by converting React application to vanilla HTML, CSS, and JavaScript
-------------------------------------------------- */

/* Base Styles and CSS Variables */
:root {
  /* Colors for light mode */
  --color-primary: #0055ff;
  --color-primary-hover: rgba(0, 85, 255, 0.9);
  --color-background: #f8f9fa;
  --color-card: #ffffff;
  --color-card-shadow: rgba(0, 0, 0, 0.08);
  --color-input-bg: #ffffff;
  --color-input-border: #d1d5db;
  --color-input-text: #333333;
  --color-label: #4b5563;
  --color-text-header: #111827;
  --color-text-body: #374151;
  --color-text-subheader: #4b5563;
  --color-success: #10b981;
  --color-info-bg: #f9fafb;
  --color-border: #e5e7eb;
  --color-table-header: #f3f4f6;
  --color-table-border: #e5e7eb;
  --color-info-box-bg: #f3f4f6;
  --color-rate-bg: #f3f4f6;
  --color-toast-bg: #ffffff;
  --color-toast-shadow: rgba(0, 0, 0, 0.1);
  --color-toast-success: #10b981;
  --color-toast-error: #ef4444;
}

/* Dark Mode Variables */
[data-theme="dark"] {
  --color-primary: #3b82f6;
  --color-primary-hover: rgba(59, 130, 246, 0.9);
  --color-background: #111827;
  --color-card: #1f2937;
  --color-card-shadow: rgba(0, 0, 0, 0.3);
  --color-input-bg: #374151;
  --color-input-border: #4b5563;
  --color-input-text: #e5e7eb;
  --color-label: #9ca3af;
  --color-text-header: #f9fafb;
  --color-text-body: #d1d5db;
  --color-text-subheader: #9ca3af;
  --color-success: #34d399;
  --color-info-bg: rgba(31, 41, 55, 0.5);
  --color-border: #374151;
  --color-table-header: #1f2937;
  --color-table-border: #374151;
  --color-info-box-bg: #272d38;
  --color-rate-bg: #272d38;
  --color-toast-bg: #1f2937;
  --color-toast-shadow: rgba(0, 0, 0, 0.5);
  --color-toast-success: #34d399;
  --color-toast-error: #f87171;
}

/* Typography */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

/* General Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  font-size: 16px;
  line-height: 1.5;
  background-color: var(--color-background);
  color: var(--color-text-body);
  transition: background-color 0.3s ease;
}

/* Main Container Styles */
.gst-calculator-wrapper {
  min-height: 100vh;
  background-color: var(--color-background);
  transition: background-color 0.3s ease;
}

.gst-calculator {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem;
}

@media (min-width: 640px) {
  .gst-calculator {
    padding: 1.5rem;
  }
}

@media (min-width: 1024px) {
  .gst-calculator {
    padding: 2rem;
  }
}

/* Theme Toggle */
.theme-toggle-container {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 50;
}

.theme-toggle-button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--color-input-border);
  background-color: var(--color-card);
  color: var(--color-text-body);
  cursor: pointer;
  transition: all 0.3s ease;
  outline: none;
}

.theme-toggle-button:hover {
  background-color: var(--color-info-bg);
}

/* Header Styles */
.gst-header {
  margin-bottom: 2rem;
  text-align: center;
}

.gst-header h1 {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--color-text-header);
  margin-bottom: 0.5rem;
}

.gst-header p {
  font-size: 1rem;
  color: var(--color-text-body);
}

/* Card Styles */
.card {
  background-color: var(--color-card);
  border-radius: 0.5rem;
  box-shadow: 0 4px 6px var(--color-card-shadow);
  transition: all 0.3s ease;
  overflow: hidden;
  height: 100%;
}

.card:hover {
  box-shadow: 0 10px 15px var(--color-card-shadow);
}

.card-content {
  padding: 1.5rem;
}

.card-title {
  display: flex;
  align-items: center;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text-header);
  margin-bottom: 1rem;
}

.card-title .material-icons {
  margin-right: 0.5rem;
  color: var(--color-primary);
}

/* Grid Layout */
.calculators-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

@media (min-width: 1024px) {
  .calculators-grid {
    grid-template-columns: 2fr 1fr;
  }
}

.info-cards-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 2rem;
}

@media (min-width: 768px) {
  .info-cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .info-cards-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Form Elements */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: flex;
  align-items: center;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-subheader);
  margin-bottom: 0.25rem;
}

.help-icon {
  font-size: 1rem;
  margin-left: 0.25rem;
  color: var(--color-label);
  cursor: help;
}

.form-input, .form-select {
  width: 100%;
  padding: 0.5rem 0.75rem;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--color-input-text);
  background-color: var(--color-input-bg);
  border: 1px solid var(--color-input-border);
  border-radius: 0.375rem;
  transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
  outline: none;
}

.form-input:focus, .form-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.25);
}

.input-with-icon {
  position: relative;
}

.input-icon {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-label);
  pointer-events: none;
}

.input-with-icon .form-input {
  padding-left: 1.75rem;
}

/* Toggle Switch */
.toggle-container {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--color-text-body);
}

.switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--color-info-box-bg);
  transition: .4s;
}

.slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: .4s;
}

input:checked + .slider {
  background-color: var(--color-primary);
}

input:focus + .slider {
  box-shadow: 0 0 1px var(--color-primary);
}

input:checked + .slider:before {
  transform: translateX(20px);
}

.slider.round {
  border-radius: 24px;
}

.slider.round:before {
  border-radius: 50%;
}

/* Calculator Controls */
.calculator-controls {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
  .calculator-controls {
    grid-template-columns: repeat(2, 1fr);
  }
}

.calculation-type-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem;
  margin-bottom: 1.5rem;
  background-color: var(--color-info-bg);
  border-radius: 0.375rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.calculation-type-container h3 {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-subheader);
}

.calculation-type-container p {
  font-size: 0.75rem;
  color: var(--color-label);
  margin-top: 0.25rem;
}

/* Results Section */
.results-container {
  background-color: var(--color-info-bg);
  border-radius: 0.375rem;
  padding: 1rem;
  margin-bottom: 1.5rem;
}

.results-container h3 {
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--color-text-header);
  margin-bottom: 1rem;
}

.results-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.result-item {
  background-color: var(--color-card);
  padding: 0.75rem;
  border-radius: 0.25rem;
  box-shadow: 0 1px 2px var(--color-card-shadow);
}

.result-label {
  font-size: 0.875rem;
  color: var(--color-label);
}

.result-value {
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--color-text-header);
}

.result-gst {
  color: var(--color-primary);
}

.result-total {
  color: var(--color-success);
}

/* Buttons */
.action-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: 0.375rem;
  transition: all 0.2s ease;
  cursor: pointer;
  outline: none;
}

.btn .material-icons {
  font-size: 1rem;
  margin-right: 0.25rem;
}

.btn-primary {
  background-color: var(--color-primary);
  color: white;
  border: none;
}

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

.btn-outline {
  background-color: transparent;
  color: var(--color-text-body);
  border: 1px solid var(--color-input-border);
}

.btn-outline:hover {
  background-color: var(--color-info-bg);
}

/* Info Content */
.info-content {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.info-section {
  margin-bottom: 1rem;
}

.info-section.with-border {
  border-top: 1px solid var(--color-border);
  padding-top: 1rem;
}

.info-section h3 {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-subheader);
  margin-bottom: 0.5rem;
}

.formula-box {
  background-color: var(--color-info-box-bg);
  padding: 0.75rem;
  border-radius: 0.25rem;
  font-size: 0.875rem;
}

.formula-box p {
  margin-bottom: 0.25rem;
  color: var(--color-text-body);
}

.tips-list {
  list-style: none;
  margin-top: 0.5rem;
  font-size: 0.875rem;
  color: var(--color-text-body);
}

.tips-list li {
  display: flex;
  align-items: flex-start;
  margin-bottom: 0.5rem;
}

.tips-list .material-icons {
  color: var(--color-primary);
  margin-right: 0.5rem;
  font-size: 1rem;
}

.rates-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.rate-item {
  background-color: var(--color-rate-bg);
  padding: 0.5rem;
  border-radius: 0.25rem;
}

.rate-value {
  font-weight: 500;
  color: var(--color-text-header);
}

.rate-description {
  font-size: 0.75rem;
  color: var(--color-label);
}

/* Itemized Calculator */
.itemized-calculator-card {
  margin-top: 2rem;
}

.itemized-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.itemized-header p {
  font-size: 0.875rem;
  color: var(--color-text-body);
}

.table-container {
  overflow-x: auto;
  margin-bottom: 1rem;
}

.itemized-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin-bottom: 1rem;
}

.itemized-table th {
  padding: 0.75rem 1rem;
  text-align: left;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-label);
  background-color: var(--color-table-header);
  border-bottom: 1px solid var(--color-table-border);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.itemized-table td {
  padding: 0.75rem 1rem;
  vertical-align: middle;
  border-bottom: 1px solid var(--color-table-border);
}

.itemized-table tr:last-child td {
  border-bottom: none;
}

.add-item-button {
  margin-bottom: 1.5rem;
}

/* Custom rate input for itemized calculator */
.custom-rate-input {
  margin-top: 0.5rem;
  width: 100%;
}

/* Itemized Summary */
.itemized-summary {
  background-color: var(--color-info-bg);
  border-radius: 0.375rem;
  padding: 1rem;
}

.itemized-summary h3 {
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--color-text-header);
  margin-bottom: 1rem;
}

.summary-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  .summary-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.summary-item {
  background-color: var(--color-card);
  padding: 0.75rem;
  border-radius: 0.25rem;
  box-shadow: 0 1px 2px var(--color-card-shadow);
}

.summary-label {
  font-size: 0.875rem;
  color: var(--color-label);
}

.summary-value {
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--color-text-header);
}

/* Info Cards */
.info-card {
  height: 100%;
}

.info-card-header {
  display: flex;
  align-items: center;
  margin-bottom: 1rem;
}

.info-card-header .material-icons {
  font-size: 1.5rem;
  color: var(--color-primary);
  margin-right: 0.75rem;
}

.info-card-header h3 {
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--color-text-header);
}

.info-card p {
  font-size: 0.875rem;
  color: var(--color-text-body);
  margin-bottom: 0.75rem;
}

.info-link {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-primary);
  text-decoration: none;
}

.info-link:hover {
  text-decoration: underline;
}

.faq-list {
  list-style: none;
  font-size: 0.875rem;
  color: var(--color-text-body);
}

.faq-list li {
  display: flex;
  align-items: flex-start;
  margin-bottom: 0.5rem;
}

.faq-list .material-icons {
  color: var(--color-primary);
  margin-right: 0.5rem;
  font-size: 1rem;
}

/* Saved Calculations */
.no-saved-calculations-message {
  font-size: 0.875rem;
  color: var(--color-text-body);
}

.saved-calculation {
  background-color: var(--color-info-bg);
  padding: 0.5rem;
  border-radius: 0.25rem;
  margin-bottom: 0.5rem;
  font-size: 0.75rem;
}

.saved-calculation-header {
  display: flex;
  justify-content: space-between;
}

.saved-calculation-header .date {
  font-weight: 500;
  color: var(--color-text-subheader);
}

.saved-calculation-header .type {
  color: var(--color-text-body);
}

.saved-calculation-details {
  margin-top: 0.25rem;
  color: var(--color-text-body);
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 1rem;
  right: 1rem;
  z-index: 100;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.toast {
  display: flex;
  align-items: center;
  padding: 0.75rem 1rem;
  background-color: var(--color-toast-bg);
  border-radius: 0.375rem;
  box-shadow: 0 4px 6px var(--color-toast-shadow);
  transform: translateY(100%);
  opacity: 0;
  transition: transform 0.3s ease, opacity 0.3s ease;
  max-width: 300px;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast-icon {
  margin-right: 0.75rem;
}

.toast-content {
  flex: 1;
}

.toast-title {
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--color-text-header);
}

.toast-message {
  font-size: 0.75rem;
  color: var(--color-text-body);
}

.toast-success .toast-icon {
  color: var(--color-toast-success);
}

.toast-error .toast-icon {
  color: var(--color-toast-error);
}

/* Utility Classes */
.hidden {
  display: none;
}

/* Item Delete Button */
.delete-btn {
  color: #ef4444;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.2s;
}

.delete-btn:hover {
  color: #dc2626;
}

/* Custom Rate Container */
.custom-rate-container {
  margin-top: 0.75rem;
  animation: fadeIn 0.3s ease forwards;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* WordPress Compatibility */
.entry-content .gst-calculator-wrapper,
.site-content .gst-calculator-wrapper,
.wp-block-column .gst-calculator-wrapper,
.wp-block .gst-calculator-wrapper {
  margin: 0;
  padding: 0;
  width: 100%;
}

/* WP Coder Plugin overrides */
.wp-coder-wrapper .gst-calculator-wrapper {
  all: initial;
  display: block;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}

.wp-coder-wrapper .gst-calculator-wrapper * {
  box-sizing: border-box;
}