/* ==========================================================================
   SQL Mastery - Main Stylesheet (style.css)
   ========================================================================== */

:root {
  --color-peach: #EBAF87;
  --color-peach-light: #F4DDCB;
  --color-cream: #F7E5D3;
  --color-cream-light: #FCF7F0;
  --color-maroon: #7C2928;
  --color-maroon-dark: #521B18;
  --color-maroon-deep: #3E1311;
  --color-text: #1F1714;
  --color-border: #E2BEA2;
  --color-border-dark: #D49F7B;
  --color-gold: #E5A835;
  --color-gold-light: #F59E0B;
}

html {
  scroll-behavior: smooth;
  color: var(--color-text);
  background-color: var(--color-peach);
  font-family: 'Plus Jakarta Sans', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

body {
  margin: 0;
  padding: 0;
  overflow-x: hidden;
  background-color: var(--color-peach);
  color: var(--color-text);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #F4DDCB;
}
::-webkit-scrollbar-thumb {
  background: #7C2928;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #521B18;
}

/* Diagonal Strikethrough */
.strikethrough-red {
  position: relative;
  display: inline-block;
}
.strikethrough-red::after {
  content: '';
  position: absolute;
  left: -4px;
  right: -4px;
  top: 52%;
  height: 3px;
  background-color: #DC2626;
  transform: rotate(-3deg);
  border-radius: 2px;
}

/* Animations */
@keyframes softPulse {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.92;
    transform: scale(1.02);
  }
}
.animate-soft-pulse {
  animation: softPulse 2.5s infinite ease-in-out;
}

@keyframes marquee {
  0% {
    transform: translateX(0%);
  }
  100% {
    transform: translateX(-50%);
  }
}
.animate-marquee {
  display: inline-flex;
  white-space: nowrap;
  animation: marquee 25s linear infinite;
}
.animate-marquee:hover {
  animation-play-state: paused;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.animate-fadeIn {
  animation: fadeIn 0.25s ease-out forwards;
}

@keyframes slideUp {
  from {
    transform: translateY(100%);
  }
  to {
    transform: translateY(0);
  }
}
.animate-slideUp {
  animation: slideUp 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* Hide scrollbar helper */
.no-scrollbar::-webkit-scrollbar {
  display: none;
}
.no-scrollbar {
  -ms-overflow-style: none;
  scrollbar-width: none;
}

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

/* Accordion Transition */
.faq-accordion-body {
  display: none;
}
.faq-accordion-item.active .faq-accordion-body {
  display: block;
}
.faq-accordion-item.active .faq-icon {
  transform: rotate(90deg);
  color: #7C2928;
}
.faq-icon {
  transition: transform 0.2s ease;
}

/* Tab active styles */
.sample-tab-btn.active {
  background-color: #7C2928 !important;
  color: #FFFFFF !important;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  transform: scale(1.05);
}
.sample-thumb-btn.active {
  border-color: #7C2928 !important;
  box-shadow: 0 10px 15px -3px rgba(124, 41, 40, 0.25), 0 0 0 3px #7C2928 !important;
  transform: scale(1.05);
  opacity: 1 !important;
  background-color: #FFFFFF !important;
}

#thumb-hover-preview {
  animation: popIn 0.18s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes popIn {
  from {
    opacity: 0;
    transform: translate(-50%, 8px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translate(-50%, 0) scale(1);
  }
}

/* Modal styling */
.sql-modal-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 9999;
  background-color: rgba(0, 0, 0, 0.88);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  align-items: center;
  justify-content: center;
  padding: 0.5rem;
}
.sql-modal-backdrop.flex,
.sql-modal-backdrop.show {
  display: flex !important;
}

/* Mobile & touch optimizations */
* {
  -webkit-tap-highlight-color: transparent;
}

html, body {
  max-width: 100%;
  overflow-x: hidden;
}

.overflow-x-auto,
.overflow-y-auto {
  -webkit-overflow-scrolling: touch;
}

/* Safe area for modern mobile devices (iPhone home indicator) */
@supports (padding-bottom: env(safe-area-inset-bottom)) {
  #mobile-sticky-bar {
    padding-bottom: max(0.75rem, env(safe-area-inset-bottom));
  }
}

/* Fluid responsive typography on very small mobile devices (<= 380px) */
@media (max-width: 380px) {
  h1 {
    font-size: 1.85rem !important;
    line-height: 1.25 !important;
  }
  h2 {
    font-size: 1.6rem !important;
    line-height: 1.25 !important;
  }
  .sample-tab-btn {
    padding-left: 0.75rem !important;
    padding-right: 0.75rem !important;
    font-size: 0.75rem !important;
  }
}

/* Ensure buttons have comfortable minimum touch targets (44px) */
button, a.inline-flex, a.flex {
  touch-action: manipulation;
}

/* Image rendering smoothness */
img {
  image-rendering: -webkit-optimize-contrast;
}