/* ==========================================================================
   SupaEdit - Ultra Minimalist Dark & Light Theme System
   ========================================================================== */

:root, body.dark-theme, body:not(.light-theme) {
  /* Minimalist Dark Color Palette */
  --bg-primary: #09090b;       /* Deep Matte Carbon Black */
  --bg-secondary: #121215;     /* Minimal Card Dark */
  --bg-tertiary: #18181b;      /* Minimal Surface / Input */
  
  --glass-bg: #121215;
  --glass-bg-hover: #1c1c21;
  --glass-border: #27272a;     /* Subdued Subtle Border */
  --glass-border-accent: #3f3f46;

  --text-primary: #f4f4f5;     /* Crisp High Contrast White */
  --text-secondary: #a1a1aa;   /* Soft Muted Gray */
  --text-muted: #71717a;       /* Dark Subdued Gray */

  --accent-primary: #ffffff;   /* Pure Minimal White */
  --accent-primary-hover: #e4e4e7;
  --accent-secondary: #38bdf8; /* Minimal Sky Blue Accent */
  --accent-cyan: #38bdf8;
  --accent-emerald: #22c55e;
  --accent-amber: #f59e0b;
  --accent-rose: #ef4444;

  --gradient-primary: linear-gradient(135deg, #27272a 0%, #09090b 100%);
  --gradient-glass: #121215;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 15px rgba(255, 255, 255, 0.05);

  --font-main: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Outfit', sans-serif;
  
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Light Theme Minimal Overrides */
body.light-theme {
  --bg-primary: #f4f4f5;
  --bg-secondary: #ffffff;
  --bg-tertiary: #e4e4e7;
  
  --glass-bg: #ffffff;
  --glass-bg-hover: #f4f4f5;
  --glass-border: #d4d4d8;
  --glass-border-accent: #a1a1aa;

  --text-primary: #09090b;
  --text-secondary: #52525b;
  --text-muted: #71717a;

  --accent-primary: #09090b;
  --accent-primary-hover: #18181b;
  --accent-secondary: #0284c7;

  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
}

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

button {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: none;
  border: none;
  padding: 0;
  margin: 0;
  cursor: pointer;
  -webkit-appearance: none;
  appearance: none;
}

html {
  background-color: var(--bg-primary);
}

html, body {
  width: 100%;
  min-height: 100vh;
  font-family: var(--font-main);
  background: transparent !important;
  color: var(--text-primary);
  overflow-x: hidden;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

/* Background Stellar Canvas (Fixed Behind Content) */
#stellarBg {
  position: fixed !important;
  top: 0 !important;
  left: 0 !important;
  width: 100vw !important;
  height: 100vh !important;
  z-index: -1 !important;
  pointer-events: none !important;
  opacity: 1 !important;
}

/* Header & Navigation Bar (Glued to Top) */
.app-header {
  position: sticky !important;
  top: 0 !important;
  z-index: 1000 !important;
  padding: 0.65rem 0 !important;
  background: var(--bg-primary) !important;
  border-bottom: 1px solid var(--glass-border) !important;
}

.header-container {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex !important;
  flex-direction: row !important;
  align-items: center !important;
  justify-content: space-between !important;
  flex-wrap: nowrap !important;
  gap: 1rem;
}

.header-nav-links {
  display: flex !important;
  flex-direction: row !important;
  align-items: center !important;
  gap: 0.5rem;
  margin: 0 1rem;
}

.header-actions {
  display: flex !important;
  flex-direction: row !important;
  align-items: center !important;
  gap: 0.75rem !important;
  flex-shrink: 0;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0;
  border-radius: var(--radius-md);
  border: none;
  background: transparent !important;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.brand-logo:hover {
  opacity: 0.85;
  transform: scale(0.98);
  background: transparent !important;
  box-shadow: none !important;
}

.logo-icon-glow {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #38bdf8;
  transition: all 0.25s ease;
}

.brand-icon {
  width: 20px;
  height: 20px;
  color: #38bdf8;
  stroke: #38bdf8;
  transition: color 0.25s ease, stroke 0.25s ease;
}

.brand-logo:hover .logo-icon-glow {
  transform: scale(1.04);
  background: linear-gradient(90deg, #ffffff 0%, #38bdf8 40%, #7dd3fc 70%, #ffffff 100%) !important;
  background-size: 300% 300% !important;
  animation: movingGradient 2s ease infinite !important;
  border-color: #38bdf8 !important;
  box-shadow: 0 0 20px rgba(56, 189, 248, 0.45) !important;
}

.brand-logo:hover .brand-icon {
  color: #09090b !important;
  stroke: #09090b !important;
}

.brand-name {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.accent-badge {
  color: var(--text-secondary);
  font-weight: 400;
}

.brand-tagline {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 400;
}

/* Animated Moving Gradient Hover System (White -> Sky Blue -> Cyan) */
@keyframes movingGradient {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.header-nav-link,
#showHubBtn,
.privacy-badge,
#themeToggleBtn {
  position: relative;
  transition: all var(--transition-fast);
  border-radius: var(--radius-md);
}

.header-nav-link:hover,
#showHubBtn:hover,
.privacy-badge:hover,
#themeToggleBtn:hover {
  background: linear-gradient(90deg, #ffffff 0%, #38bdf8 40%, #7dd3fc 70%, #ffffff 100%) !important;
  background-size: 300% 300% !important;
  animation: movingGradient 2s ease infinite !important;
  color: #09090b !important;
  border-color: #38bdf8 !important;
  box-shadow: 0 0 20px rgba(56, 189, 248, 0.45) !important;
}

.header-nav-link:hover > span,
.header-nav-link:hover > svg,
.header-nav-link:hover > i,
#showHubBtn:hover > span,
#showHubBtn:hover > svg,
#showHubBtn:hover > i,
.privacy-badge:hover > span,
.privacy-badge:hover > svg,
.privacy-badge:hover > i,
#themeToggleBtn:hover > span,
#themeToggleBtn:hover > svg,
#themeToggleBtn:hover > i {
  color: #09090b !important;
}

.privacy-badge {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-full);
  background: rgba(34, 197, 94, 0.08);
  border: 1px solid rgba(34, 197, 94, 0.25);
  color: #4ade80;
  font-size: 0.78rem;
  font-weight: 500;
  position: relative;
  cursor: pointer;
}

.shield-icon {
  width: 15px;
  height: 15px;
}

/* Tooltip Popover (Theme-Aware & Legible in Dark & Light Modes) */
.tooltip-trigger .tooltip {
  visibility: hidden;
  opacity: 0;
  width: 250px;
  text-align: center;
  border-radius: var(--radius-md);
  padding: 0.75rem 0.9rem;
  position: absolute;
  z-index: 9999;
  top: 130%;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.78rem;
  font-weight: 500;
  line-height: 1.45;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
  pointer-events: none;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
}

/* Dark Mode Tooltip */
body.dark-theme .tooltip-trigger .tooltip,
.tooltip-trigger .tooltip {
  background-color: #18181b !important;
  color: #fafafa !important;
  border: 1px solid #3f3f46 !important;
}

/* Light Mode Tooltip */
body.light-theme .tooltip-trigger .tooltip {
  background-color: #ffffff !important;
  color: #09090b !important;
  border: 1px solid #e4e4e7 !important;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.12) !important;
}

.tooltip-trigger:hover .tooltip {
  visibility: visible;
  opacity: 1;
}

/* Minimalist Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.6rem 1.15rem;
  border-radius: var(--radius-md);
  font-family: var(--font-main);
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid transparent;
  outline: none;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.btn svg {
  width: 17px;
  height: 17px;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: var(--accent-primary);
  color: var(--bg-primary);
  border: 1px solid var(--accent-primary);
}

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

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

.btn-secondary:hover {
  background: var(--bg-secondary);
  border-color: var(--glass-border-accent);
}

body.light-theme .btn-secondary {
  background: #e4e4e7 !important;
  color: #09090b !important;
  border: 1px solid #d4d4d8 !important;
  font-weight: 600 !important;
}

body.light-theme .btn-secondary:hover {
  background: #d4d4d8 !important;
  color: #09090b !important;
  border-color: #a1a1aa !important;
}

.btn-success {
  background: var(--accent-emerald);
  color: #ffffff;
  font-weight: 600;
}

.btn-success:hover {
  background: #16a34a;
}

.btn-danger-outline {
  background: transparent;
  color: var(--accent-rose);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.btn-danger-outline:hover {
  background: rgba(239, 68, 68, 0.1);
}

.btn-block {
  width: 100%;
}

.btn-sm {
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
}

.icon-btn {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.icon-btn:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border-color: var(--glass-border-accent);
}

/* Layout Workspace */
.workspace-layout {
  max-width: 1440px;
  margin: 1.5rem auto;
  padding: 0 1.5rem;
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 1.5rem;

  @media (max-width: 960px) {
    grid-template-columns: 1fr;
  }
}

.workspace-layout.hidden {
  display: none !important;
  visibility: hidden !important;
  opacity: 0 !important;
  height: 0 !important;
  margin: 0 !important;
  padding: 0 !important;
  overflow: hidden !important;
  pointer-events: none !important;
}

/* Studio Tools Section Header & Spacing System */
.panel-header {
  margin-bottom: 2.5rem !important;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.panel-title {
  font-size: 1.85rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

.panel-subtitle {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

/* Universal Hidden Utility Class */
.hidden {
  display: none !important;
  visibility: hidden !important;
  opacity: 0 !important;
}

/* ==========================================================================
   Mobile Responsiveness Polish (iPhone, Android & Tablets)
   ========================================================================== */
@media (max-width: 768px) {
  .header-container {
    padding: 0.5rem 1rem !important;
    gap: 0.5rem !important;
    flex-wrap: wrap !important;
  }

  .header-nav-links {
    margin: 0 !important;
    gap: 0.35rem !important;
  }

  .header-nav-link {
    padding: 0.35rem 0.6rem !important;
    font-size: 0.78rem !important;
  }

  .privacy-badge {
    display: none !important; /* Oculta badge de privacidade em telas pequenas para não poluir */
  }

  .hub-header {
    padding: 1.5rem 1rem !important;
  }

  .hub-title {
    font-size: 1.5rem !important;
    line-height: 1.25 !important;
  }

  .hub-grid {
    grid-template-columns: 1fr !important;
    gap: 0.85rem !important;
  }

  .workspace-layout {
    padding: 0 0.75rem !important;
    gap: 1rem !important;
    margin: 0.75rem auto !important;
  }

  .workspace-grid {
    grid-template-columns: 1fr !important;
    gap: 1rem !important;
  }

  .controls-sidebar {
    order: 2;
  }

  .preview-area {
    order: 1;
    min-height: 260px !important;
    padding: 0.65rem !important;
  }

  .comparison-slider-container {
    max-height: 320px !important;
  }

  .pricing-grid {
    grid-template-columns: 1fr !important;
    gap: 1.25rem !important;
  }
}

@media (max-width: 480px) {
  .brand-name {
    font-size: 1.15rem !important;
  }

  .logo-icon-glow {
    width: 32px !important;
    height: 32px !important;
  }

  .brand-icon {
    width: 16px !important;
    height: 16px !important;
  }

  .btn {
    font-size: 0.82rem !important;
    padding: 0.55rem 0.85rem !important;
  }

  .hub-search-input {
    font-size: 0.85rem !important;
    padding-left: 2.4rem !important;
  }
}