/*
CSS Variables for Light/Dark Mode
*/

@import url("https://fonts.googleapis.com/css2?family=Crimson+Pro:ital,wght@0,600;1,600&family=Nunito:ital,wght@0,200..1000;1,200..1000&display=swap");

:root {
  /* Light Mode Colors */
  --bg-primary: #f2f4fa;
  --bg-secondary: #ffffff;
  --bg-tertiary: #f0f1f3;
  --text-primary: #222;
  --text-secondary: #6c757d;
  --text-inverse: #ffffff;
  --border-color: #d8e2e0;

  /* Accent Colors */
  --accent-primary: #25a5ee;

  --accent-success: #27ae60;
  --accent-warning: #dc950c;
  --accent-danger: #dc3545;

  --tips-title-color: #906103d0;

  /* Component Specific */
  --input-bg: #ffffff;
  --input-border: #ced4da;
  --input-focus: #737785;
  --button-hover: #6b6e7e;
  --ad-bg: #f8f9fa;
  --ad-border: #dee2e6;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;

  /* Font family */
  --ff: "Nunito", sans-serif;
  --ff-mono: "Crimson Pro", serif;

  /* Transitions */
  --transition: all 0.4s ease;
}

/* Dark Mode */
body.dark-mode {
  --bg-primary: #1a1a2e;
  --bg-secondary: #16213e;
  --bg-tertiary: #0f3460;
  --text-primary: #eaeaea;
  --text-secondary: #a0aec0;
  --text-inverse: #1a1a2e;
  --border-color: #2d3748;
  --shadow: rgba(0, 0, 0, 0.3);
  --shadow-hover: rgba(0, 0, 0, 0.5);
  --input-bg: #16213e;
  --input-border: #2d3748;
  --tips-title-color: var(--text-primary);
}

body.dark-mode .scenario *,
body.dark-mode .season-btn *,
body.dark-mode .preset-btn .preset-name {
  color: #dedede;
}

/* ========================================
   Global Styles
   ======================================== 
*/
*,
::after,
::before {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  outline: 0;
  border: 0;
}

body {
  font-family: var(--ff);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  transition:
    background 0.3s ease,
    color 0.3s ease;
}

ul,
ol {
  margin-left: 1rem;
}

ul > *,
ol > * {
  margin-left: 0.5rem;
  margin-bottom: 0.4rem;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 5%;
}

input,
select,
select * {
  font-family: var(--ff);
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

strong {
  font-weight: 600;
  color: #000;
}

/* ========================================
   Typography
   ======================================== 
   */
p {
  font-weight: 400;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

h1,
h2,
h3,
h5 {
  font-family: var(--ff-mono);
  color: var(--text-primary);
  font-weight: 600;
  line-height: 1.3;
}

h2.sub,
h2 span {
  font-weight: 500;
}

h1 {
  font-size: 27px;
}

h2 {
  font-size: 23px;
  margin-top: 2.5rem;
}

h3 {
  font-size: 20px;
  margin: 4px 0 6px;
}

h5 {
  font-size: 14px;
}

a {
  color: inherit;
  text-decoration: underline;
}

ul {
  list-style: none;
}

h2 + p,
h2 + ul,
ul + p,
h2 + ol,
ol + p {
  margin-top: 0.5rem;
  margin-bottom: 0.5rem;
}

p + ul,
p + ol {
  margin-bottom: 1rem;
}

p + h3 {
  margin-top: 1.5rem;
}

input[type="checkbox"] {
  width: 20px;
  height: 20px;
  margin: 0;
  accent-color: var(--accent-primary);
}

blockquote,
.blockquote,
.code {
  display: block;
  font-size: 1rem;
  font-family: var(--ff-mono);
  background: #f0f1f3;
  padding: 1rem;
  border-radius: 6px;
  margin: 1rem 0;
  color: #08003a;

  strong {
    font-weight: 600;
  }
}

.col-2,
.col-3 {
  display: grid;
  gap: var(--spacing-xs);
}

.col-2 {
  grid-template-columns: 1fr 1fr;
}

.col-3 {
  grid-template-columns: 1fr 1fr 1fr;
}

/* For scheme purpose? */
#logo-image {
  display: none;
}

.page-content {
  ul li {
    position: relative;
  }

  ul li::before {
    content: "";
    width: 8px;
    aspect-ratio: 1/1;
    position: absolute;
    left: -1.2em;
    top: var(--spacing-xs);
    background: var(--accent-primary);
    border-radius: 50%;
  }

  h1 {
    line-height: 1.4;
    margin-block: var(--spacing-xs);
    text-transform: uppercase;
  }
}

/* ========================================
   Header
   ======================================== */
.header {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  padding: var(--spacing-sm) 0;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 10px var(--shadow);
}

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

#logo {
  line-height: 1.1;
  text-decoration: none;
  color: var(--text-primary);

  .logo {
    color: var(--accent-primary);
    font-size: 25px;
    text-transform: uppercase;
    font-weight: 600;
  }

  .logo span {
    color: var(--text-primary);
    font-weight: 600;
  }

  .tagline {
    font-size: 0.875rem;
    margin-bottom: 0;
  }
}

.theme-toggle {
  background-color: transparent;
  cursor: pointer;
  transition: var(--transition);
}

.theme-toggle:hover {
  transform: scale(1.2);
}

.theme-toggle .material-icons {
  opacity: 0.54; /* google standard */
  color: var(--text-secondary);
}

body.dark-mode .theme-toggle .material-icons {
  color: #ffffff;
  opacity: 1;
}

/* ========================================
   Ad Placeholders
   ======================================== */
.ad-placeholder {
  background: var(--ad-bg);
  border: 2px dashed var(--ad-border);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: var(--spacing-md) auto;
  opacity: 0.6;
}

.ad-label {
  color: var(--text-secondary);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.ad-top {
  max-width: 1200px;
  height: 90px;
}

.ad-sidebar {
  width: 300px;
  height: 250px;
  margin-top: 0;
}

.ad-bottom {
  max-width: 1200px;
  height: 90px;
  margin-bottom: var(--spacing-lg);
}

/* ========================================
   Main Content
   ======================================== */

.intro {
  max-width: 40rem;
  text-align: center;
  margin: 3rem auto 2rem;
}

.intro h2 {
  color: var(--text-primary);
  font-size: 1.7rem;
  margin-bottom: -4px;
}

/* ========================================
   Section Titles
   ======================================== */
.section-title {
  margin-bottom: var(--spacing-xs);
  font-weight: 600;
}

/* ========================================
   Quick Start Presets
   ======================================== */
.presets-section {
  margin-bottom: var(--spacing-lg);
}

.presets-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 5px;
}

.preset-btn {
  background: white;
  border: 1px solid var(--border-color);
  padding: var(--spacing-xs);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: var(--transition);

  &:hover {
    color: var(--accent-primary);
    border: 1px solid var(--accent-primary);
    box-shadow: 0px 0px 2px var(--accent-primary);
  }
}

.preset-name {
  font-size: 0.9rem;
  font-weight: 500;
}

/* ========================================
   Calculator Layout
   ======================================== */

.calculator-layout {
  display: grid;
  grid-template-columns: 25rem 1fr;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-xl);
}

.calculator-inputs {
  background: var(--bg-secondary);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
}

.calculator-results-wrapper {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  background: var(--bg-secondary);
}

/* ========================================
   Input Groups
   ======================================== */
.input-group {
  margin-bottom: var(--spacing-md);
}

.input-label {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-weight: 500;
  color: var(--text-primary);
  font-size: 1rem;
}

.tooltip {
  cursor: help;
  font-size: 0.875rem;
  opacity: 0.7;
  position: relative;
  color: var(--text-secondary);
}

.tooltip:hover::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 125%;
  left: 50%;
  transform: translateX(-50%);
  background: black;
  color: var(--text-inverse);
  padding: var(--spacing-xs);
  border-radius: var(--spacing-xs);
  font-size: 0.75rem;
  white-space: normal;
  width: 200px;
  z-index: 1000;
  box-shadow: 0 2px 10px var(--shadow);
}

.tooltip .material-icons {
  padding-top: 6px;
  font-size: 1.25rem;
}

/* Wrapper styling */
.rpm-toggle {
  display: flex;
  align-items: center;
  gap: 12px;
  position: relative;
}

.dark-mode .rpm-toggle::before {
  color: var(--text-primary-dark, #e0e0e0);
}

/* Style button as toggle switch */
.rpm-toggle-btn {
  position: relative;
  width: 44px;
  height: 24px;
  background-color: #d1d5db; /* Gray when OFF (Auto) */
  border: none;
  border-radius: 12px;
  cursor: pointer;
  transition: background-color 0.2s ease;
  padding: 0;
  text-indent: -9999px; /* Hide button text */
  flex-shrink: 0;
}

/* Switch knob (circle) */
.rpm-toggle-btn::before {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 20px;
  height: 20px;
  background-color: white;
  border-radius: 50%;
  transition: transform 0.2s ease;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* Active state - Manual mode ON */
.rpm-toggle-btn.active {
  background-color: var(--accent-primary); /* Blue when ON */
}

/* Move knob to right when active */
.rpm-toggle-btn.active::before {
  transform: translateX(20px);
}

/* Hover effects */
.rpm-toggle-btn:hover {
  opacity: 0.9;
}

/* Focus state for accessibility */
.rpm-toggle-btn:focus {
  outline: none;
  outline-offset: 2px;
}

/* Dark mode */
.dark-mode .rpm-toggle-btn {
  background-color: #4b5563;
}

.dark-mode .rpm-toggle-btn.active {
  background-color: #3b82f6;
}

.dark-mode .rpm-toggle-btn::before {
  background-color: #f9fafb;
}

/* ========================================
   Input Fields
   ======================================== */
.input-field,
.select-field {
  width: 100%;
  padding: var(--spacing-xs) var(--spacing-sm);
  border: 1px solid var(--input-border);
  border-radius: var(--radius-sm);
  font-size: 1rem;
  background: var(--input-bg);
  color: var(--text-primary);
  transition: var(--transition);
  appearance: none;
}

.select-field {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
  background-position: right 0.5rem center;
  background-repeat: no-repeat;
  background-size: 1.5em 1.5em;
  /* padding-right: 2.5rem; */
  print-color-adjust: exact;
}

.input-field:focus,
.select-field:focus {
  outline: none;
  border-color: var(--input-focus);
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.input-with-prefix {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.input-prefix {
  font-weight: 500;
  font-size: 1.125rem;
  color: var(--text-primary);
}

/* ========================================
   Sliders
   ======================================== */
.slider {
  width: 100%;
  height: 10px;
  border-radius: 5px;
  background: var(--bg-tertiary);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
  cursor: pointer;
}

.slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--accent-primary);
  cursor: pointer;
  box-shadow: 0 2px 6px var(--shadow);
  transition: var(--transition);
}

.slider::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.slider::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--accent-primary);
  cursor: pointer;
  border: none;
  box-shadow: 0 2px 6px var(--shadow);
  transition: var(--transition);
}

.slider::-moz-range-thumb:hover {
  transform: scale(1.2);
}

.slider-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

/* ========================================
   Device Split Display
   ======================================== */
.device-split-display,
.quality-labels {
  display: flex;
  justify-content: space-between;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
}

/* ========================================
   Quality Tier Slider
   ======================================== */

.quality-labels {
  /* display: flex; */
  display: none;
  justify-content: space-between;
  margin-bottom: var(--spacing-sm);
}

.quality-description {
  font-size: 14px;
  text-align: center;
  color: var(--accent-primary);
  font-weight: 600;
}

/* ========================================
   Season Buttons
   ======================================== */
.seasonality-labels {
  display: flex;
  margin-bottom: 6px;
  align-items: center;
}

.season-buttons {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-xs);
}

.season-btn {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  padding: var(--spacing-xs);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.season-btn:hover {
  border-color: var(--input-border);
  opacity: 0.8;
}

.season-btn.active {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  color: var(--text-inverse);
}

.season-name {
  font-weight: 600;
  font-size: 1rem;
}

.season-months {
  font-size: 0.75rem;
  opacity: 0.9;
}

/* ========================================
   Results Panel
   ======================================== */
.results-panel {
  background: var(--bg-secondary);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 20px var(--shadow);
}

.est-title-wrap {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--spacing-md);
}

.results-title {
  color: var(--text-primary);
}

.rpm-display {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-xs);
}

.rpm-value {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--accent-primary);
}

/* ========================================
   Revenue Scenarios
   ======================================== */
.scenarios {
  display: grid;
  grid-template-columns: 3fr 4fr 3fr;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-lg);
  align-items: center;
}

.scenario {
  color: #212529b0;
  text-align: center;
  background: var(--bg-tertiary);
  padding: var(--spacing-md) var(--spacing-xs);
  border-radius: var(--radius-md);
  transition: var(--transition);
  line-height: 1.2;
}

.scenario-primary {
  opacity: 1;
  padding: 3rem 0;
  background: var(--accent-primary);
  color: var(--text-inverse);
  box-shadow: 0px 0px 2px var(--accent-primary);

  .scenario-label {
    font-size: 14px;
    color: #f3f3f4;
    margin-top: -10px;
    margin-bottom: 1.6rem;
  }

  .scenario-sublabel {
    color: var(--text-primary-inverse, #d1e7f0);
  }
}

.scenario-label {
  font-size: 12px;
  line-height: 1;
  padding: 8px 1rem;
  border-radius: 5px;
  width: fit-content;
  text-align: center;
  text-transform: uppercase;
  font-weight: 600;
  margin: var(--spacing-xs) auto var(--spacing-md);
  background: #0002;
  color: #4d4d4e;
}

.scenario-value {
  font-size: 1.3rem;
  font-weight: 600;
}

.scenario-primary .scenario-value {
  font-size: 1.7rem;
  font-weight: 600;
}

.scenario-sublabel {
  margin-bottom: var(--spacing-lg);
  margin-top: 4px;
  font-weight: 400;
  color: var(--text-secondary);
}

.scenario-annual {
  font-weight: 600;
}

/* ========================================
   Tips Section
   ======================================== */
.tips-section {
  min-height: 16rem;
  background: var(--bg-tertiary);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-md);
}

.tips-title {
  font-size: 1rem;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 4px;
}

.tips-list {
  color: #282a2b;
  font-size: 0.875rem;
  line-height: 1.4;
  padding-inline: 1.4rem;
}

.tips-list li {
  margin-bottom: var(--spacing-xs);
  font-size: 15px;
}

body.dark-mode .tips-list {
  color: #eee;
}

.tips-info {
  font-size: 14px;
  margin-top: 14px;
}

/* ========================================
   Share Section
   ======================================== */
.share-section {
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--border-color);
}

.share-title {
  font-size: 1rem;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.share-buttons {
  display: flex;
  gap: var(--spacing-sm);
}

.share-btn {
  font-size: 15px;
  flex: 1;
  padding: var(--spacing-xs);
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-weight: 600;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
}

.twitter-btn {
  background: #1da1f2;
  color: white;
}

.twitter-btn:hover {
  background: #1a8cd8;
  transform: translateY(-2px);
}

.email-btn {
  background: #6c757d;
  color: white;
}

.email-btn:hover {
  background: #5a6268;
  transform: translateY(-2px);
}

.cta-button {
  display: block;
  width: fit-content;
  text-align: center;
  text-decoration: none;
  background: var(--accent-success);
  color: white;
  font-weight: 800;
  padding: var(--spacing-xs) var(--spacing-lg);
  border-radius: var(--spacing-md);
  margin: var(--spacing-lg) auto;
  transition: 250ms ease-in;
  box-shadow: 2px 2px 4px #cacacabf;
  gap: 2px;

  &:hover {
    background: #05be65;
    box-shadow: 2px 2px 4px #cececece;
  }
}

.inline-cta {
  background: #ffd04233;
  padding: var(--spacing-md) var(--spacing-lg);
  border-left: 6px solid var(--accent-warning);
  border-radius: 4px;
  margin: 2rem 0px 2rem 0;

  .tips-title {
    color: var(--tips-title-color);
    font-size: 1.1rem;
    margin-bottom: 0;
  }
}

/* ========================================
   Footer
   ======================================== */
.footer {
  background: #333;
  border-top: 1px solid var(--border-color);
  padding: var(--spacing-xl) 0;
  text-align: center;
  color: var(--border-color);

  strong {
    color: unset;
  }
}

.disclaimer,
.copyright {
  font-size: 0.875rem;
  opacity: 0.8;
  color: inherit;
}

.copyright {
  margin-top: 1rem;
}

.cts_pg {
  display: flex;
  gap: 5px;
}

/* ========================================
   Responsive Design - Tablet
   ======================================== */
@media (max-width: 992px) {
  .calculator-layout {
    grid-template-columns: 1fr;
  }

  .ad-sidebar {
    width: 100%;
    height: 250px;
    margin-top: var(--spacing-md);
  }
}

/* ========================================
   Responsive Design - Mobile
   ======================================== */
@media (max-width: 768px) {
  .header {
    padding: var(--spacing-sm) 0;
  }

  .intro h2 {
    font-size: 1.5rem;
  }

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

  .calculator-inputs,
  .results-panel {
    padding: var(--spacing-md);
  }

  .scenarios {
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
  }

  .scenario-value {
    font-size: 1.5rem;
  }

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

@media (max-width: 480px) {
  p {
    font-size: 17px;
    line-height: 1.7;
  }

  .col-2 {
    grid-template-columns: 1fr;
  }

  .navbar.link {
    display: none;
  }
  .container {
    padding: 0;
    background: transparent;
  }

  .container.header-content {
    padding-inline: 5%;
  }

  .calculator-inputs,
  .calculator-results-wrapper {
    border-radius: 0;
    border-inline: 0;
    border-block: 1px solid var(--border-color);
  }

  .intro {
    padding-inline: 5%;
  }

  .presets-section {
    padding-inline: 5%;
  }

  .season-btn {
    flex-direction: row;
    align-items: center;
    text-align: center;
    gap: 5px;
    justify-content: center;

    .season-months {
      font-size: unset;
    }
  }

  .rpm-toggle {
    flex-direction: column;
  }
  .inline-cta {
    padding: var(--spacing-sm);
    border-left: 4px solid var(--accent-warning);

    .tips-title {
      font-size: 1rem;
    }
  }
}

/* Responsive Design for the Matrix Tool */
@media screen and (max-width: 768px) {
  .matrix-table-intro {
    display: block;
    h1 {
      font-size: 1.8rem;
    }
  }
  /* Hide the headers but keep them accessible for screen readers */
  thead {
    display: none;
  }

  /* Force the table, tbody, and tr to behave like a block/container */
  table,
  tbody,
  tr {
    display: block;
    width: 100%;
  }

  tr {
    margin-bottom: 1.5rem;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    background: #fff;
    padding: 10px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
  }

  /* Each cell becomes a row with a label */
  td {
    display: flex;
    justify-content: space-between;
    align-items: center;
    text-align: right;
    padding: 8px 10px;
    border-bottom: 1px solid #f1f5f9;
  }

  td:last-child {
    border-bottom: none;
  }

  /* Inject labels using the :before pseudo-element */
  td:before {
    content: attr(data-label);
    font-weight: bold;
    text-transform: uppercase;
    font-size: 0.75rem;
    color: #64748b;
    text-align: left;
  }

  /* Style adjustments for the score pill on mobile */
  .score-cell {
    padding: 4px 12px;
    display: inline-block;
  }
  .stats-bar {
    flex-direction: column;
  }
}