/* ===================================
   Site Header (Homepage Style)
   =================================== */
.site-header {
    background: #1a1a1a;
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

/* Prevent site-header from changing in dark mode */
[data-theme="dark"] .site-header {
    background: #1a1a1a !important;
}


.site-header__container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.site-header__logo-link {
    display: flex;
    align-items: center;
}

.site-header__logo {
    height: 60px;
    width: auto;
}

.site-nav {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.site-nav__link {
    color: #fff;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s;
    white-space: nowrap;
}

.site-nav__link:hover {
    color: #0693e3;
    transform: translateY(-2px);
}

.site-header__actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

/* Tool Title Section */
.tool-title-section {
    background: var(--bg-primary, #fff);
    padding: 2.5rem 1.5rem;
    text-align: center;
    border-bottom: 2px solid var(--border-primary, #ddd);
}

.tool-title {
    font-family: var(--font-display, 'Playfair Display', serif);
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary, #1a1a1a);
    margin: 0 0 0.75rem 0;
    line-height: 1.2;
}

.tool-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary, #666);
    margin: 0;
    line-height: 1.5;
}

/* Responsive Site Header */
@media (max-width: 768px) {
    .site-header__container {
        justify-content: center;
        text-align: center;
    }

    .site-nav {
        width: 100%;
        justify-content: center;
        gap: 1rem;
    }

    .site-header__actions {
        width: 100%;
        justify-content: center;
    }

    .tool-title {
        font-size: 1.5rem;
    }

    .tool-subtitle {
        font-size: 0.95rem;
    }
}



/* =====================================================
   INK COLOR MIXER - COMPLETE STYLESHEET
   ===================================================== */

/* =====================================================
   CSS VARIABLES (Required by SKILL.md)
   ===================================================== */
:root {
  /* Tool-Specific Brand Colors */
  --artist-purple: #7C3AED;
  --ink-black: #1A1A1A;
  --color-red: #EF4444;
  --color-yellow: #FBBF24;
  --color-blue: #3B82F6;
  --color-green: #10B981;
  --success-green: #10B981;

  /* Light Mode Colors */
  --bg-primary: #FFFFFF;
  --bg-secondary: #F9FAFB;
  --bg-tertiary: #F3F4F6;
  --bg-elevated: #FFFFFF;
  --text-primary: #1F2937;
  --text-secondary: #6B7280;
  --text-tertiary: #9CA3AF;
  --border-primary: #E5E7EB;
  --border-secondary: #D1D5DB;
  --card-bg: #FFFFFF;
  --shadow: rgba(0, 0, 0, 0.1);
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);

  /* Dark Mode Colors */
  --dark-bg-primary: #1F2937;
  --dark-bg-secondary: #111827;
  --dark-bg-tertiary: #374151;
  --dark-bg-elevated: #2D3748;
  --dark-text-primary: #F9FAFB;
  --dark-text-secondary: #D1D5DB;
  --dark-text-tertiary: #9CA3AF;
  --dark-border-primary: #374151;
  --dark-border-secondary: #4B5563;
  --dark-card-bg: #2D3748;
  --dark-shadow: rgba(0, 0, 0, 0.3);
  --dark-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --dark-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
  --dark-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
  --dark-shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6);

  /* Component Sizes (CONSISTENT across all tools per SKILL.md) */
  --logo-height: 40px;
  --logo-small-height: 28px;
  --header-height: 70px;
  --button-height: 44px;
  --coffee-btn-width: 160px;

  /* Layout */
  --max-width: 1200px;
  --border-radius: 8px;
  --border-radius-lg: 12px;
  --transition: all 0.3s ease;

  /* Spacing */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
}

/* Dark Mode Variable Overrides */
body.dark-mode {
  --bg-primary: var(--dark-bg-primary);
  --bg-secondary: var(--dark-bg-secondary);
  --bg-tertiary: var(--dark-bg-tertiary);
  --bg-elevated: var(--dark-bg-elevated);
  --text-primary: var(--dark-text-primary);
  --text-secondary: var(--dark-text-secondary);
  --text-tertiary: var(--dark-text-tertiary);
  --border-primary: var(--dark-border-primary);
  --border-secondary: var(--dark-border-secondary);
  --card-bg: var(--dark-card-bg);
  --shadow: var(--dark-shadow);
  --shadow-sm: var(--dark-shadow-sm);
  --shadow-md: var(--dark-shadow-md);
  --shadow-lg: var(--dark-shadow-lg);
  --shadow-xl: var(--dark-shadow-xl);
}

/* =====================================================
   BASE STYLES
   ===================================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  line-height: 1.6;
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  transition: var(--transition);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  text-decoration: none;
  color: inherit;
}

button {
  cursor: pointer;
  font-family: inherit;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--text-primary);
  font-weight: 600;
}

p, span, div, label, input, textarea, select {
  color: var(--text-primary);
}

/* =====================================================
   HEADER (Required by SKILL.md)
   ===================================================== */
.main-header {
  background-color: var(--bg-primary);
  border-bottom: 1px solid var(--border-primary);
  height: var(--header-height);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
}

.header-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.logo-img {
  height: var(--logo-height);
  width: auto;
  object-fit: contain;
}

.logo-text {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
}

.header-controls {
  display: flex;
  gap: var(--spacing-md);
  align-items: center;
}

.dark-mode-toggle {
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--border-radius);
  padding: var(--spacing-sm) var(--spacing-md);
  cursor: pointer;
  font-size: 20px;
  transition: var(--transition);
  height: var(--button-height);
  display: flex;
  align-items: center;
  justify-content: center;
}

.dark-mode-toggle:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-md);
}

/* New Header Styles (matching material-certification) */
.ink-mixer__header {
  background: linear-gradient(135deg, #3B82F6 0%, #8B5CF6 100%);
  border-bottom: 2px solid var(--border-primary);
  padding: var(--spacing-lg) 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.ink-mixer__header-content {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: var(--spacing-lg);
  align-items: center;
}

.ink-mixer__logo-container {
  display: flex;
  align-items: center;
}

.ink-mixer__logo {
  height: 50px;
  width: auto;
}

.ink-mixer__title-group {
  text-align: left;
}

.ink-mixer__header-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--artist-purple);
  margin: 0 0 var(--spacing-xs) 0;
  line-height: 1.2;
}

.ink-mixer__header-subtitle {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.4;
}

.ink-mixer__header-buttons {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.ink-mixer__embed-button {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  background: var(--artist-purple);
  color: white;
  border: none;
  border-radius: var(--border-radius);
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.ink-mixer__embed-button:hover {
  background: #6D28D9;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.embed-icon {
  font-size: 16px;
}

.ink-mixer__dark-mode-toggle {
  background: var(--bg-secondary);
  border: 2px solid var(--border-primary);
  border-radius: var(--border-radius);
  padding: var(--spacing-sm);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  font-size: 20px;
}

.ink-mixer__dark-mode-toggle:hover {
  border-color: var(--artist-purple);
  transform: scale(1.05);
}

/* Ko-fi Button */
.ink-mixer__kofi-button {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  background: #FF5E5B;
  color: white;
  border: none;
  border-radius: var(--border-radius);
  padding: var(--spacing-sm) var(--spacing-md);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  font-size: 0.9rem;
  text-decoration: none;
}

.ink-mixer__kofi-button:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  background: #FF4E4B;
}

.kofi-icon {
  font-size: 1.1rem;
  line-height: 1;
}

.kofi-text {
  white-space: nowrap;
}

/* Hide kofi text on small screens */
@media (max-width: 480px) {
  .kofi-text {
    display: none;
  }
}

/* =====================================================
   MAIN CONTENT
   ===================================================== */
.main-content {
  flex: 1;
  padding: var(--spacing-xl) 0;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.tool-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
  padding: var(--spacing-xl);
  background: linear-gradient(135deg, var(--artist-purple), #9333EA);
  border-radius: var(--border-radius-lg);
  color: white;
  box-shadow: var(--shadow-lg);
}

.tool-title {
  font-size: 32px;
  margin-bottom: var(--spacing-md);
  color: white;
}

.tool-description {
  font-size: 18px;
  margin-bottom: var(--spacing-lg);
  color: rgba(255, 255, 255, 0.9);
}

.embed-btn {
  background: rgba(255, 255, 255, 0.2);
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.3);
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--border-radius);
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  transition: var(--transition);
  height: var(--button-height);
}

.embed-btn:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* =====================================================
   DISCLAIMER
   ===================================================== */
.ink-mixer__disclaimer {
  background-color: rgba(239, 68, 68, 0.1);
  border-left: 4px solid var(--color-red);
  border-radius: var(--border-radius);
  padding: var(--spacing-lg);
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.ink-mixer__disclaimer-icon {
  font-size: 24px;
  flex-shrink: 0;
}

.ink-mixer__disclaimer-content {
  color: var(--text-primary);
  line-height: 1.6;
}

.ink-mixer__disclaimer-content strong {
  color: var(--color-red);
}

/* =====================================================
   TOOL INTERFACE
   ===================================================== */
.tool-interface {
  background-color: var(--bg-primary);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

/* =====================================================
   TABS
   ===================================================== */
.ink-mixer__tabs {
  display: flex;
  background-color: var(--bg-tertiary);
  border-bottom: 2px solid var(--border-primary);
  overflow-x: auto;
}

.ink-mixer__tab {
  flex: 1;
  min-width: 150px;
  padding: var(--spacing-md) var(--spacing-lg);
  background: transparent;
  border: none;
  border-bottom: 3px solid transparent;
  color: var(--text-secondary);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.ink-mixer__tab:hover {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
}

.ink-mixer__tab--active {
  background-color: var(--bg-primary);
  color: var(--artist-purple);
  border-bottom-color: var(--artist-purple);
}

.ink-mixer__tab-content {
  display: none;
  padding: var(--spacing-xl);
}

.ink-mixer__tab-content--active {
  display: block;
}

/* =====================================================
   SECTIONS
   ===================================================== */
.ink-mixer__section {
  background-color: var(--bg-primary);
  border-radius: var(--border-radius);
  padding: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.ink-mixer__section--compact {
  padding: var(--spacing-lg);
}

.ink-mixer__section-title {
  font-size: 24px;
  color: var(--text-primary);
  margin-bottom: var(--spacing-lg);
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.ink-mixer__step-number {
  background: linear-gradient(135deg, var(--artist-purple), #9333EA);
  color: white;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  flex-shrink: 0;
}

.ink-mixer__helper-text {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
  font-size: 14px;
}

/* =====================================================
   COLOR MIXER INTERFACE
   ===================================================== */
.ink-mixer__color-selectors {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.ink-mixer__color-row {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: var(--spacing-md);
  align-items: end;
}

.ink-mixer__color-control {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.ink-mixer__label {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
}

.ink-mixer__select {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid var(--border-primary);
  border-radius: var(--border-radius);
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 14px;
  height: var(--button-height);
  cursor: pointer;
}

.ink-mixer__select--small {
  width: auto;
  min-width: 100px;
}

.ink-mixer__input {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid var(--border-primary);
  border-radius: var(--border-radius);
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 14px;
  height: var(--button-height);
}

.ink-mixer__input:focus,
.ink-mixer__select:focus,
.ink-mixer__textarea:focus {
  outline: none;
  border-color: var(--artist-purple);
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
}

.ink-mixer__btn-remove {
  background: var(--color-red);
  color: white;
  border: none;
  border-radius: var(--border-radius);
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: 18px;
  height: var(--button-height);
  width: var(--button-height);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.ink-mixer__btn-remove:hover {
  background: #DC2626;
  transform: scale(1.05);
}

.ink-mixer__volume-control {
  margin: var(--spacing-lg) 0;
}

.ink-mixer__input-group {
  display: flex;
  gap: var(--spacing-sm);
}

/* =====================================================
   BUTTONS
   ===================================================== */
.ink-mixer__btn {
  padding: var(--spacing-sm) var(--spacing-lg);
  border: none;
  border-radius: var(--border-radius);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  height: var(--button-height);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
}

.ink-mixer__btn--primary {
  background: linear-gradient(135deg, var(--artist-purple), #9333EA);
  color: white;
  box-shadow: var(--shadow-md);
}

.ink-mixer__btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.ink-mixer__btn--secondary {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border-primary);
}

.ink-mixer__btn--secondary:hover {
  background: var(--bg-secondary);
  transform: translateY(-2px);
}

.ink-mixer__btn--success {
  background: var(--success-green);
  color: white;
  box-shadow: var(--shadow-md);
}

.ink-mixer__btn--success:hover {
  background: #059669;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.ink-mixer__btn--info {
  background: linear-gradient(135deg, #3B82F6, #2563EB);
  color: white;
  box-shadow: var(--shadow-md);
}

.ink-mixer__btn--info:hover:not(:disabled) {
  background: linear-gradient(135deg, #2563EB, #1D4ED8);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.ink-mixer__btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

.ink-mixer__button-group {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
  margin-top: var(--spacing-md);
}

@media (max-width: 768px) {
  .ink-mixer__button-group {
    flex-direction: column;
  }

  .ink-mixer__button-group .ink-mixer__btn {
    width: 100%;
  }
}

/* =====================================================
   RESULTS DISPLAY
   ===================================================== */
.ink-mixer__results-card {
  background-color: var(--bg-secondary);
  border-radius: var(--border-radius);
  padding: var(--spacing-xl);
  border: 1px solid var(--border-primary);
}

.ink-mixer__color-preview {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.ink-mixer__swatch {
  width: 150px;
  height: 150px;
  border-radius: var(--border-radius);
  margin: 0 auto var(--spacing-sm);
  box-shadow: var(--shadow-lg);
  border: 3px solid var(--border-primary);
}

.ink-mixer__swatch-note {
  font-size: 12px;
  color: var(--text-tertiary);
  font-style: italic;
}

.ink-mixer__ratio-display {
  text-align: center;
  margin-bottom: var(--spacing-xl);
  padding: var(--spacing-lg);
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.1), rgba(147, 51, 234, 0.1));
  border-radius: var(--border-radius);
}

.ink-mixer__ratio-display h3 {
  font-size: 18px;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.ink-mixer__ratio-formula {
  font-size: 24px;
  font-weight: 700;
  color: var(--artist-purple);
  font-family: 'Courier New', monospace;
}

.ink-mixer__measurements {
  margin-bottom: var(--spacing-xl);
}

.ink-mixer__measurements h3 {
  font-size: 18px;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.ink-mixer__table {
  width: 100%;
  border-collapse: collapse;
  background-color: var(--bg-primary);
  border-radius: var(--border-radius);
  overflow: hidden;
}

.ink-mixer__table thead {
  background: linear-gradient(135deg, var(--artist-purple), #9333EA);
  color: white;
}

.ink-mixer__table th,
.ink-mixer__table td {
  padding: var(--spacing-md);
  text-align: left;
  border-bottom: 1px solid var(--border-primary);
}

.ink-mixer__table th {
  font-weight: 600;
  font-size: 14px;
}

.ink-mixer__table td {
  color: var(--text-primary);
  font-size: 14px;
}

.ink-mixer__table tbody tr:hover {
  background-color: var(--bg-secondary);
}

/* =====================================================
   SAVE FORMULA SECTION
   ===================================================== */
.ink-mixer__save-section {
  padding-top: var(--spacing-xl);
  border-top: 2px solid var(--border-primary);
}

.ink-mixer__save-section h3 {
  font-size: 18px;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.ink-mixer__form-group {
  margin-bottom: var(--spacing-lg);
}

.ink-mixer__textarea {
  width: 100%;
  padding: var(--spacing-md);
  border: 1px solid var(--border-primary);
  border-radius: var(--border-radius);
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 14px;
  font-family: inherit;
  min-height: 80px;
  resize: vertical;
}

.ink-mixer__checkbox-label {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  cursor: pointer;
  user-select: none;
}

.ink-mixer__checkbox-label input[type="checkbox"] {
  width: 20px;
  height: 20px;
  cursor: pointer;
}

/* =====================================================
   FORMULA LIBRARY
   ===================================================== */
.ink-mixer__library-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.ink-mixer__library-actions {
  display: flex;
  gap: var(--spacing-sm);
}

.ink-mixer__search-bar {
  margin-bottom: var(--spacing-lg);
}

.ink-mixer__formula-library {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.ink-mixer__empty-state {
  text-align: center;
  color: var(--text-secondary);
  padding: var(--spacing-xl);
  font-style: italic;
}

.ink-mixer__formula-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--border-radius);
  padding: var(--spacing-lg);
  cursor: pointer;
  transition: var(--transition);
}

.ink-mixer__formula-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--artist-purple);
}

.ink-mixer__formula-card h4 {
  font-size: 18px;
  margin-bottom: var(--spacing-sm);
  color: var(--artist-purple);
}

.ink-mixer__formula-card p {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-sm);
}

.ink-mixer__formula-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-sm);
}

.ink-mixer__tag {
  background: var(--artist-purple);
  color: white;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 12px;
}

.ink-mixer__formula-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

/* Common Formula Buttons */
.ink-mixer__formula-category-header {
  color: var(--artist-purple);
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
  padding-bottom: var(--spacing-xs);
  border-bottom: 2px solid var(--artist-purple);
}

.ink-mixer__formula-category-header:first-child {
  margin-top: 0;
}

.ink-mixer__common-formula-btn {
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius);
  cursor: pointer;
  font-size: 14px;
  text-align: left;
  transition: var(--transition);
  color: var(--text-primary);
  width: 100%;
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
}

.ink-mixer__common-formula-btn:hover {
  background: var(--artist-purple);
  color: white;
  border-color: var(--artist-purple);
  transform: translateY(-1px);
}

.ink-mixer__common-formulas h3 {
  font-size: 20px;
  margin: var(--spacing-xl) 0 var(--spacing-md);
  color: var(--text-primary);
}

/* =====================================================
   GRAY WASH
   ===================================================== */
.ink-mixer__slider-container {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.ink-mixer__slider {
  flex: 1;
  height: 8px;
  border-radius: 4px;
  background: linear-gradient(90deg, #FFFFFF 0%, #000000 100%);
  outline: none;
  -webkit-appearance: none;
}

.ink-mixer__slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--artist-purple);
  cursor: pointer;
  box-shadow: var(--shadow-md);
}

.ink-mixer__slider::-moz-range-thumb {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--artist-purple);
  cursor: pointer;
  box-shadow: var(--shadow-md);
  border: none;
}

.ink-mixer__slider-value {
  font-size: 20px;
  font-weight: 700;
  color: var(--artist-purple);
  min-width: 60px;
  text-align: center;
}

.ink-mixer__gray-wash-results,
.ink-mixer__skin-tone-results {
  margin-top: var(--spacing-lg);
}

.ink-mixer__shade-ladder {
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-xl);
  border-top: 2px solid var(--border-primary);
}

.ink-mixer__shade-ladder h3 {
  font-size: 20px;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.ink-mixer__shade-ladder-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  gap: var(--spacing-md);
}

.ink-mixer__shade-card {
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
}

.ink-mixer__shade-card:hover {
  transform: translateY(-4px);
}

.ink-mixer__shade-swatch {
  width: 100%;
  height: 80px;
  border-radius: var(--border-radius);
  margin-bottom: var(--spacing-sm);
  border: 2px solid var(--border-primary);
  box-shadow: var(--shadow-sm);
}

.ink-mixer__shade-card span {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
}

/* =====================================================
   COLOR THEORY
   ===================================================== */
.ink-mixer__color-theory-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.ink-mixer__theory-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--border-radius);
  padding: var(--spacing-lg);
  text-align: center;
}

.ink-mixer__theory-swatch {
  width: 100%;
  height: 100px;
  border-radius: var(--border-radius);
  margin-bottom: var(--spacing-md);
  border: 2px solid var(--border-primary);
  box-shadow: var(--shadow-md);
}

.ink-mixer__theory-card h4 {
  font-size: 18px;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.ink-mixer__theory-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.ink-mixer__theory-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.ink-mixer__theory-card ul {
  text-align: left;
  padding-left: var(--spacing-lg);
}

.ink-mixer__theory-card li {
  margin-bottom: var(--spacing-xs);
  line-height: 1.5;
}

.ink-mixer__cheat-table {
  width: 100%;
  margin-top: var(--spacing-md);
  border-collapse: collapse;
  font-size: 14px;
}

.ink-mixer__cheat-table th,
.ink-mixer__cheat-table td {
  padding: var(--spacing-sm);
  text-align: left;
  border-bottom: 1px solid var(--border-primary);
}

.ink-mixer__cheat-table th {
  background: var(--artist-purple);
  color: white;
  font-weight: 600;
}

.ink-mixer__cheat-table tr:hover {
  background: var(--bg-secondary);
}

.ink-mixer__theory-section {
  margin-bottom: var(--spacing-xl);
}

.ink-mixer__theory-section h3 {
  font-size: 22px;
  margin-bottom: var(--spacing-lg);
  color: var(--text-primary);
}

.ink-mixer__tips-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.ink-mixer__tip-card {
  background-color: var(--bg-secondary);
  border-left: 4px solid var(--artist-purple);
  border-radius: var(--border-radius);
  padding: var(--spacing-lg);
}

.ink-mixer__tip-card h4 {
  font-size: 16px;
  margin-bottom: var(--spacing-sm);
  color: var(--artist-purple);
}

.ink-mixer__tip-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* =====================================================
   MORE TOOLS SECTION (Required by SKILL.md)
   ===================================================== */
.more-tools {
  padding: var(--spacing-xl) 0;
  background-color: var(--bg-tertiary);
  border-top: 1px solid var(--border-primary);
}

.section-title {
  font-size: 28px;
  text-align: center;
  margin-bottom: var(--spacing-xl);
  color: var(--text-primary);
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.tool-card {
  background: var(--card-bg);
  border: 1px solid var(--border-primary);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  text-decoration: none;
  color: var(--text-primary);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.tool-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--artist-purple);
}

.tool-card--active {
  border-color: var(--artist-purple);
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.1), rgba(147, 51, 234, 0.1));
}

.tool-icon {
  font-size: 40px;
  margin-bottom: var(--spacing-sm);
}

.tool-card h3 {
  margin: var(--spacing-sm) 0;
  font-size: 18px;
  color: var(--text-primary);
}

.tool-card p {
  margin: 0;
  font-size: 14px;
  color: var(--text-secondary);
}

/* =====================================================
   FOOTER (Required by SKILL.md)
   ===================================================== */
.main-footer {
  background-color: var(--bg-primary);
  border-top: 1px solid var(--border-primary);
  padding: var(--spacing-xl) 0;
  margin-top: auto;
}

.footer-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-lg);
}

.footer-logo .logo-img {
  height: var(--logo-height);
  width: auto;
}

.coffee-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  background: #FFDD00;
  color: #000000;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--border-radius-lg);
  text-decoration: none;
  font-weight: 600;
  width: var(--coffee-btn-width);
  justify-content: center;
  height: var(--button-height);
  transition: var(--transition);
  box-shadow: 0 2px 8px rgba(255, 221, 0, 0.3);
}

.coffee-btn:hover {
  background: #FFE84D;
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(255, 221, 0, 0.5);
}

.coffee-icon {
  font-size: 20px;
}

.footer-links {
  display: flex;
  gap: var(--spacing-lg);
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--artist-purple);
}

.footer-copyright {
  text-align: center;
  color: var(--text-secondary);
  font-size: 14px;
}

/* New Footer Styles (matching material-certification) */
.ink-mixer__footer {
  background: var(--bg-primary);
  border-top: 2px solid var(--border-primary);
  padding: var(--spacing-xl) 0;
  margin-top: var(--spacing-xl);
}

.ink-mixer__footer-logo-section {
  text-align: center;
  padding: var(--spacing-lg) 0;
  border-bottom: 1px solid var(--border-primary);
}

.ink-mixer__footer-logo {
  height: 60px;
  width: auto;
}

.ink-mixer__support-section {
  text-align: center;
  padding: var(--spacing-xl) var(--spacing-lg);
  background: var(--bg-secondary);
  max-width: 600px;
  margin: var(--spacing-xl) auto;
  border-radius: var(--border-radius-lg);
}

.ink-mixer__support-text {
  font-size: 1.1rem;
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
  font-weight: 500;
}

.ink-mixer__kofi {
  display: inline-block;
  transition: var(--transition);
}

.ink-mixer__kofi:hover {
  transform: scale(1.05);
}

.ink-mixer__kofi-img {
  height: 48px;
  width: auto;
  border-radius: 8px;
}

.ink-mixer__footer-info {
  text-align: center;
  padding: var(--spacing-lg) var(--spacing-lg) 0;
  max-width: 800px;
  margin: 0 auto;
}

.ink-mixer__copyright {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-sm);
}

.ink-mixer__legal {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Embed Page Ko-fi Button */
.embed-kofi-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  background: #FF5E5B;
  color: white;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius);
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  transition: var(--transition);
}

.embed-kofi-btn:hover {
  background: #E54845;
  transform: scale(1.05);
}

/* =====================================================
   MODAL (Required by SKILL.md)
   ===================================================== */
.modal {
  display: none;
  position: fixed;
  z-index: 2000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  align-items: center;
  justify-content: center;
}

.modal-content {
  background-color: var(--bg-primary);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  max-width: 600px;
  width: 90%;
  position: relative;
  box-shadow: var(--shadow-xl);
}

.modal-close {
  position: absolute;
  right: var(--spacing-lg);
  top: var(--spacing-lg);
  font-size: 28px;
  font-weight: bold;
  color: var(--text-secondary);
  cursor: pointer;
  line-height: 1;
}

.modal-close:hover {
  color: var(--text-primary);
}

.modal-content h2 {
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.modal-content p {
  margin-bottom: var(--spacing-lg);
  color: var(--text-secondary);
}

.modal-content textarea {
  width: 100%;
  height: 100px;
  padding: var(--spacing-md);
  border: 1px solid var(--border-primary);
  border-radius: var(--border-radius);
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  font-family: monospace;
  font-size: 12px;
  resize: vertical;
}

.copy-btn {
  background: var(--artist-purple);
  color: white;
  border: none;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--border-radius);
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  transition: var(--transition);
  height: var(--button-height);
}

.copy-btn:hover {
  background: #6D28D9;
  transform: translateY(-2px);
}

/* =====================================================
   EMBED MODE
   ===================================================== */
body.embed-mode {
  margin: 0;
  padding: 0;
}

.embed-header {
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-primary);
  padding: var(--spacing-sm) var(--spacing-md);
}

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

.embed-logo {
  height: var(--logo-small-height);
  width: auto;
}

.embed-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  flex: 1;
}

.coffee-btn-small {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: #FFDD00;
  color: #000000;
  padding: 4px 12px;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 600;
  font-size: 12px;
  transition: var(--transition);
}

.embed-main {
  padding: var(--spacing-md);
}

.embed-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-primary);
  padding: var(--spacing-sm);
  text-align: center;
  font-size: 12px;
}

.embed-footer a {
  color: var(--artist-purple);
  text-decoration: none;
}

/* =====================================================
   RESPONSIVE DESIGN
   ===================================================== */

/* Tablet and mobile devices */
@media (max-width: 768px) {
  /* Larger touch targets for mobile */
  .ink-mixer__btn,
  .ink-mixer__tab,
  button {
    min-height: 44px; /* iOS recommended minimum */
    -webkit-tap-highlight-color: rgba(124, 58, 237, 0.3);
  }

  .header-container {
    padding: 0 var(--spacing-md);
  }

  .logo-text {
    display: none;
  }

  /* New header responsive */
  .ink-mixer__header-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    text-align: center;
  }

  .ink-mixer__logo-container {
    justify-content: center;
  }

  .ink-mixer__logo {
    height: 40px;
  }

  .ink-mixer__title-group {
    text-align: center;
  }

  .ink-mixer__header-title {
    font-size: 1.25rem;
  }

  .ink-mixer__header-subtitle {
    font-size: 0.85rem;
  }

  .ink-mixer__header-buttons {
    justify-content: center;
  }

  .embed-text {
    display: none;
  }

  .tool-title {
    font-size: 24px;
  }

  .tool-description {
    font-size: 16px;
  }

  .ink-mixer__tabs {
    flex-wrap: wrap;
    gap: var(--spacing-xs);
  }

  .ink-mixer__tab {
    flex: 1 1 auto;
    min-width: 100px;
    font-size: 14px;
    padding: var(--spacing-sm) var(--spacing-md);
  }

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

  /* Stack inputs vertically on mobile */
  .ink-mixer__input-group {
    flex-direction: column;
    gap: var(--spacing-sm);
  }

  .ink-mixer__formula-library,
  .ink-mixer__formula-grid,
  .ink-mixer__color-theory-grid,
  .ink-mixer__tips-grid,
  .ink-mixer__theory-grid {
    grid-template-columns: 1fr;
  }

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

  .tools-grid {
    grid-template-columns: 1fr;
  }

  .footer-links {
    flex-direction: column;
    gap: var(--spacing-sm);
    text-align: center;
  }

  /* Improve table readability on mobile */
  .ink-mixer__table {
    font-size: 14px;
  }

  .ink-mixer__table th,
  .ink-mixer__table td {
    padding: var(--spacing-sm);
  }
}

/* Small mobile devices */
@media (max-width: 480px) {
  :root {
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 12px;
    --spacing-lg: 16px;
    --spacing-xl: 24px;
  }

  .tool-title {
    font-size: 20px;
  }

  .tool-description {
    font-size: 14px;
  }

  .ink-mixer__tab {
    font-size: 12px;
    padding: var(--spacing-xs) var(--spacing-sm);
  }

  .ink-mixer__section-title {
    font-size: 18px;
  }

  .ink-mixer__shade-ladder-grid {
    grid-template-columns: 1fr;
  }

  .coffee-btn {
    width: auto;
    min-width: 140px;
  }
}

/* Landscape orientation improvements */
@media (max-height: 600px) and (orientation: landscape) {
  .main-header {
    height: auto;
    min-height: 60px;
  }

  .tool-header {
    padding: var(--spacing-md) 0;
  }

  .ink-mixer__section {
    padding: var(--spacing-md);
  }
}

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

/* Skip to main content link */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--artist-purple);
  color: white;
  padding: 8px 16px;
  text-decoration: none;
  border-radius: 0 0 4px 0;
  z-index: 10000;
  font-weight: 600;
}

.skip-link:focus {
  top: 0;
}

/* Improved focus states for keyboard navigation */
*:focus-visible {
  outline: 3px solid var(--artist-purple);
  outline-offset: 2px;
  border-radius: var(--border-radius);
}

button:focus-visible,
.ink-mixer__btn:focus-visible,
.ink-mixer__tab:focus-visible {
  outline: 3px solid var(--artist-purple);
  outline-offset: 2px;
}

input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 3px solid var(--artist-purple);
  outline-offset: 1px;
  border-color: var(--artist-purple);
}

/* Ensure links have visible focus states */
a:focus-visible {
  outline: 3px solid var(--artist-purple);
  outline-offset: 2px;
  border-radius: 4px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --text-primary: #000000;
    --text-secondary: #333333;
    --border-primary: #000000;
  }

  body.dark-mode {
    --text-primary: #FFFFFF;
    --text-secondary: #CCCCCC;
    --border-primary: #FFFFFF;
  }
}

/* Reduce motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Screen reader only class */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* =====================================================
   UI POLISH & ENHANCEMENTS
   ===================================================== */

/* Loading states */
.ink-mixer__loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid var(--border-primary);
  border-top-color: var(--artist-purple);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Tooltips */
.ink-mixer__tooltip {
  position: relative;
  display: inline-block;
  cursor: help;
  border-bottom: 1px dotted var(--text-secondary);
}

.ink-mixer__tooltip-text {
  visibility: hidden;
  width: 200px;
  background-color: var(--ink-black);
  color: white;
  text-align: center;
  border-radius: 6px;
  padding: 8px;
  position: absolute;
  z-index: 1000;
  bottom: 125%;
  left: 50%;
  margin-left: -100px;
  opacity: 0;
  transition: opacity 0.3s;
  font-size: 13px;
  line-height: 1.4;
}

.ink-mixer__tooltip:hover .ink-mixer__tooltip-text {
  visibility: visible;
  opacity: 1;
}

/* Success/Error messages */
.ink-mixer__message {
  padding: var(--spacing-md);
  border-radius: var(--border-radius);
  margin: var(--spacing-md) 0;
  font-weight: 500;
  animation: slideDown 0.3s ease-out;
}

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

.ink-mixer__message--success {
  background: #D1FAE5;
  color: #065F46;
  border: 1px solid #10B981;
}

.ink-mixer__message--error {
  background: #FEE2E2;
  color: #991B1B;
  border: 1px solid #EF4444;
}

.ink-mixer__message--info {
  background: #DBEAFE;
  color: #1E40AF;
  border: 1px solid #3B82F6;
}

/* Smooth scroll behavior */
html {
  scroll-behavior: smooth;
}

/* Enhanced button interactions */
button:active,
.ink-mixer__btn:active {
  transform: translateY(1px);
}

/* Card hover effects enhancement */
.ink-mixer__formula-card,
.ink-mixer__theory-card {
  transition: all var(--transition);
}

.ink-mixer__formula-card:hover {
  border-color: var(--artist-purple);
}

.ink-mixer__theory-card:hover {
  border-color: var(--artist-purple);
}

/* Empty state improvements */
.ink-mixer__empty-state {
  text-align: center;
  padding: var(--spacing-xl);
  color: var(--text-secondary);
  font-style: italic;
  background: var(--bg-secondary);
  border-radius: var(--border-radius);
  border: 2px dashed var(--border-primary);
}

/* Badge styles */
.ink-mixer__badge {
  display: inline-block;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 600;
  background: var(--artist-purple);
  color: white;
  margin-left: var(--spacing-xs);
}

.ink-mixer__badge--new {
  background: #10B981;
}

.ink-mixer__badge--pro {
  background: #F59E0B;
}
/* =====================================================
   EMBED MODE STYLES (REQUIRED FOR ALL TOOLS)
   ===================================================== */

body.embed-mode {
  margin: 0;
  padding: 0;
  background: var(--bg-secondary);
}

/* Embed Header */
.embed-header {
  background: var(--bg-primary);
  border-bottom: 2px solid var(--border-primary);
  padding: var(--spacing-sm) var(--spacing-md);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.embed-header-content {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
}

.embed-logo {
  height: 32px;
  width: auto;
}

.embed-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  flex: 1;
}

.embed-header-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

/* Tool-specific action buttons in header (e.g., Save, Download) */
.embed-action-btn {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  background: var(--artist-purple);
  color: white;
  border: none;
  border-radius: var(--border-radius);
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.embed-action-btn:hover {
  background: #6D28D9;
  transform: translateY(-1px);
}

.embed-dark-toggle {
  background: var(--bg-secondary);
  border: 2px solid var(--border-primary);
  border-radius: var(--border-radius);
  padding: var(--spacing-xs);
  cursor: pointer;
  font-size: 18px;
  transition: var(--transition);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.embed-dark-toggle:hover {
  border-color: var(--artist-purple);
  transform: scale(1.05);
}

/* Embed Main Content */
.embed-main {
  padding: var(--spacing-md);
  max-width: 1200px;
  margin: 0 auto;
}

/* Embed Footer */
.embed-footer {
  background: var(--bg-primary);
  border-top: 2px solid var(--border-primary);
  padding: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.embed-footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.embed-footer-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition);
  border: 2px solid transparent;
}

.embed-footer-btn--tools {
  background: var(--artist-purple);
  color: white;
}

.embed-footer-btn--tools:hover {
  background: #6D28D9;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.embed-footer-btn--support {
  background: #FF5E5B;
  color: white;
}

.embed-footer-btn--support:hover {
  background: #E54845;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.embed-footer-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  transition: var(--transition);
}

.embed-footer-link:hover {
  color: var(--artist-purple);
  text-decoration: underline;
}

/* Mobile Responsive for Embed */
@media (max-width: 768px) {
  .embed-header-content {
    flex-wrap: wrap;
  }

  .embed-logo {
    height: 28px;
  }

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

  .embed-header-actions {
    flex-wrap: wrap;
  }

  .embed-footer-content {
    flex-direction: column;
    gap: var(--spacing-sm);
  }

  .embed-footer-btn {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .embed-title {
    font-size: 0.9rem;
    width: 100%;
    order: -1;
  }

  .btn-text {
    font-size: 0.85rem;
  }
}


/* Lock tool header colors in dark mode */
[data-theme="dark"] .header,
[data-theme="dark"] [class*="__header"] {
    background: var(--bg-secondary) !important;
    color: var(--text-primary) !important;
}


/* Lock footer colors - no change in dark mode */
[data-theme="dark"] .footer {
    background: #f8f9fa !important;
    color: #1a1a1a !important;
}

[data-theme="dark"] .footer__heading {
    color: #1a1a1a !important;
}

[data-theme="dark"] .footer__link {
    color: #495057 !important;
}

[data-theme="dark"] .footer__link:hover {
    color: #1a1a1a !important;
}


/* ===================================
   Feedback Card (Standardized)
   =================================== */
.feedback-card {
  background: var(--bg-primary);
  border-radius: var(--border-radius-lg, 12px);
  padding: var(--spacing-xl, 2.5rem);
  box-shadow: var(--shadow-lg, 0 4px 20px rgba(0, 0, 0, 0.1));
  max-width: 900px;
  margin: 0 auto;
  border: 3px solid #9b51e0;
}

/* Dark mode - subtle border */
[data-theme="dark"] .feedback-card {
  border: 2px solid var(--border-primary);
}

.feedback-header {
  text-align: center;
  margin-bottom: var(--spacing-xl, 2.5rem);
}

.feedback-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--spacing-md, 1.5rem);
  line-height: 1.2;
}

.feedback-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--spacing-md, 1.5rem);
}

.feedback-callout {
  background: var(--bg-secondary);
  padding: var(--spacing-md, 1.5rem);
  border-radius: var(--border-radius, 8px);
  border-left: 4px solid var(--artist-purple, #9b51e0);
  font-size: 1rem;
  color: var(--text-primary);
  margin-top: var(--spacing-md, 1.5rem);
}

.feedback-callout strong {
  color: var(--artist-purple, #9b51e0);
}

/* Form Styles */
.feedback-form {
  margin-top: var(--spacing-lg, 2rem);
}

.feedback-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg, 2rem);
  margin-bottom: var(--spacing-lg, 2rem);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs, 0.5rem);
}

.form-label {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-primary);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--spacing-sm, 1rem) var(--spacing-md, 1.5rem);
  border: 2px solid var(--border-primary);
  border-radius: var(--border-radius, 8px);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 1rem;
  font-family: inherit;
  transition: var(--transition, all 0.3s);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--artist-purple, #9b51e0);
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
  line-height: 1.5;
}

/* Responsive */
@media (max-width: 768px) {
  .feedback-card {
    padding: var(--spacing-lg, 2rem);
  }

  .feedback-title {
    font-size: 1.5rem;
  }

  .feedback-subtitle {
    font-size: 1rem;
  }

  .feedback-form-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md, 1.5rem);
  }
}