/* ==========================================================================
   SHARED PORTFOLIO CORE STYLES & INSTANT THEME SYSTEM
   ========================================================================== */

/* Universal Resets */
*, *::before, *::after {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  min-height: 100%;
  scroll-behavior: smooth;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

/* Instant Zero-Lag DOM Viewport Switching */
body.theme-dark {
  background-color: #000A18 !important;
}

body.theme-dark #portfolio-light {
  display: none !important;
}

body.theme-dark #portfolio-dark {
  display: block !important;
}

body.theme-light {
  background-color: #ffffff !important;
}

body.theme-light #portfolio-dark {
  display: none !important;
}

body.theme-light #portfolio-light {
  display: block !important;
}

/* Global Floating Theme Toggle Button */
.portfolio-theme-toggle-floating {
  position: fixed !important;
  bottom: 24px !important;
  right: 24px !important;
  z-index: 999999 !important;
  border-radius: 999px !important;
  padding: 10px 22px !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 10px !important;
  cursor: pointer !important;
  font-family: inherit !important;
  font-size: 14px !important;
  font-weight: 800 !important;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1) !important;
  text-decoration: none !important;
}

/* Dark Mode Theme Floating Button (Offers Switch to Light) */
body.theme-dark .portfolio-theme-toggle-floating {
  background: #ffffff !important;
  color: #0b0f19 !important;
  border: 2px solid #ff148d !important;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.7), 0 0 20px rgba(255, 20, 141, 0.4) !important;
}

body.theme-dark .portfolio-theme-toggle-floating:hover {
  transform: translateY(-3px) scale(1.04) !important;
  box-shadow: 0 14px 35px rgba(0, 0, 0, 0.8), 0 0 30px rgba(255, 20, 141, 0.6) !important;
}

/* Light Mode Theme Floating Button (Offers Switch to Dark) */
body.theme-light .portfolio-theme-toggle-floating {
  background: #1e0836 !important;
  color: #ffffff !important;
  border: 1.5px solid #a855f7 !important;
  box-shadow: 0 10px 30px rgba(108, 30, 178, 0.35) !important;
}

body.theme-light .portfolio-theme-toggle-floating:hover {
  transform: translateY(-3px) scale(1.04) !important;
  box-shadow: 0 14px 35px rgba(108, 30, 178, 0.5) !important;
  background: #2a0b4d !important;
}

/* Header Theme Toggle Buttons */
.portfolio-header-toggle-btn {
  border-radius: 999px !important;
  padding: 7px 16px !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 8px !important;
  cursor: pointer !important;
  font-family: inherit !important;
  font-size: 13px !important;
  font-weight: 800 !important;
  transition: all 0.2s ease !important;
  text-decoration: none !important;
}

body.theme-dark .portfolio-header-toggle-btn {
  background: #ffffff !important;
  color: #0b0f19 !important;
  border: 1px solid rgba(255, 255, 255, 0.9) !important;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3) !important;
}

body.theme-dark .portfolio-header-toggle-btn:hover {
  transform: scale(1.05) !important;
  background: #f1f5f9 !important;
  box-shadow: 0 6px 20px rgba(255, 20, 141, 0.35) !important;
}

body.theme-light .portfolio-header-toggle-btn {
  background: #2e1065 !important;
  color: #ffffff !important;
  border: 1px solid #c084fc !important;
  box-shadow: 0 4px 14px rgba(108, 30, 178, 0.25) !important;
}

body.theme-light .portfolio-header-toggle-btn:hover {
  transform: scale(1.05) !important;
  background: #3b0764 !important;
  border-color: #d8b4fe !important;
  box-shadow: 0 6px 20px rgba(108, 30, 178, 0.4) !important;
}

/* Floating Button Icon State Switchers */
body.theme-dark .theme-icon-light {
  display: none !important;
}
body.theme-dark .theme-icon-dark {
  display: inline-flex !important;
}

body.theme-light .theme-icon-dark {
  display: none !important;
}
body.theme-light .theme-icon-light {
  display: inline-flex !important;
}