/* ============================================================
   SYNTAX CORNER — styles.css
   Modern Dark Aesthetic matching YouTube Channel Logo & Art
   Palette:
     --bg-primary:       #0A0D14 (Deep Midnight Black)
     --bg-secondary:     #0E121B (Surface Elevated)
     --bg-card:          #131824 (Card Surface)
     --bg-card-hover:    #182030 (Hover Elevation)
     --border-subtle:    #1E2638
     --border-highlight: #2E3A52
     --text-primary:     #F8FAFC
     --text-secondary:   #94A3B8
     --text-muted:       #64748B
     --gradient-brand:   linear-gradient(135deg, #FF007A 0%, #FF7A00 100%)
     --gradient-accent:  linear-gradient(135deg, #00C2FF 0%, #9B51E0 50%, #FF007A 100%)
     --gradient-btn:     linear-gradient(135deg, #FF5E00 0%, #FFA116 100%)
   ============================================================ */

:root {
  --bg-primary: #0A0D14;
  --bg-secondary: #0E121B;
  --bg-card: #131824;
  --bg-card-hover: #182030;
  --border-subtle: #1E2638;
  --border-highlight: #2E3A52;
  --border-glow: rgba(155, 81, 224, 0.25);
  
  --text-primary: #F8FAFC;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;

  --accent-orange: #FF7A00;
  --accent-purple: #9B51E0;
  --accent-cyan: #00C2FF;
  --accent-pink: #FF007A;

  --gradient-brand: linear-gradient(135deg, #FF007A 0%, #FF7A00 100%);
  --gradient-accent: linear-gradient(135deg, #00C2FF 0%, #9B51E0 50%, #FF007A 100%);
  --gradient-btn: linear-gradient(135deg, #FF5E00 0%, #FFA116 100%);
  --gradient-btn-hover: linear-gradient(135deg, #FF701A 0%, #FFB033 100%);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  --font-main: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-code: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

@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;
  }
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.65;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ——— Ambient Lighting ——— */
.ambient-glow {
  position: fixed;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
  filter: blur(120px);
  opacity: 0.18;
}
.ambient-glow-1 {
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 400px;
  background: radial-gradient(circle, #9B51E0 0%, #00C2FF 50%, transparent 80%);
}
.ambient-glow-2 {
  bottom: 10%;
  right: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, #FF7A00 0%, #FF007A 60%, transparent 80%);
  opacity: 0.12;
}

/* ——— Accessibility Focus ——— */
:focus-visible {
  outline: 2px solid var(--accent-orange);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ——— Links ——— */
a {
  color: inherit;
  text-decoration: none;
}

/* ——— Container ——— */
.container {
  width: 100%;
  max-width: 1140px;
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 5vw, 2.5rem);
  position: relative;
  z-index: 1;
}

/* ——— Typography ——— */
h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.025em;
  color: var(--text-primary);
}

p {
  color: var(--text-secondary);
  line-height: 1.7;
}

.gradient-text {
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

/* ——— Buttons ——— */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: inherit;
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.01em;
  padding: 0.7rem 1.4rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  white-space: nowrap;
  line-height: 1;
}

.btn-primary {
  background: var(--gradient-btn);
  color: #0A0D14;
  font-weight: 700;
  box-shadow: 0 4px 18px rgba(255, 122, 0, 0.25);
}
.btn-primary:hover:not(:disabled) {
  background: var(--gradient-btn-hover);
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(255, 122, 0, 0.38);
  color: #000000;
}
.btn-primary:active:not(:disabled) {
  transform: translateY(0);
}
.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  box-shadow: none;
}

.btn-ghost {
  background-color: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
  border-color: var(--border-subtle);
  backdrop-filter: blur(8px);
}
.btn-ghost:hover:not(:disabled) {
  background-color: rgba(255, 255, 255, 0.09);
  border-color: var(--border-highlight);
  color: #FFFFFF;
  transform: translateY(-1px);
}

.btn-sm {
  font-size: 0.8125rem;
  padding: 0.5rem 1rem;
}

.btn-lg {
  font-size: 0.95rem;
  padding: 0.85rem 1.75rem;
  border-radius: var(--radius-md);
}

.btn-full {
  width: 100%;
}

/* ================================================================
   HEADER
   ================================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 900;
  background-color: rgba(10, 13, 20, 0.85);
  border-bottom: 1px solid var(--border-subtle);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  height: 64px;
}

/* Wordmark */
.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
}

.wordmark-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1.5px solid var(--border-highlight);
  object-fit: cover;
  flex-shrink: 0;
}

.wordmark-text {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
}

.wordmark-syntax {
  color: var(--text-primary);
}

.wordmark-corner {
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Desktop nav */
.main-nav { display: none; }
@media (min-width: 820px) {
  .main-nav { display: flex; }
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  list-style: none;
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: color 0.15s ease, background-color 0.15s ease;
}
.nav-link:hover,
.nav-link:focus-visible {
  color: var(--text-primary);
  background-color: rgba(255, 255, 255, 0.05);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Mobile Toggle */
.mobile-menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 38px;
  height: 38px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  cursor: pointer;
  padding: 8px;
  transition: border-color 0.15s ease;
}
.mobile-menu-toggle:hover { border-color: var(--border-highlight); }

@media (min-width: 820px) {
  .mobile-menu-toggle { display: none; }
}

.hamburger-bar {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--text-primary);
  border-radius: 2px;
  transition: transform 0.22s ease, opacity 0.22s ease;
  transform-origin: center;
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.mobile-menu-toggle[aria-expanded="true"] .hamburger-bar:nth-child(2) {
  opacity: 0;
}
.mobile-menu-toggle[aria-expanded="true"] .hamburger-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Drawer */
.mobile-nav {
  display: none;
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  padding: 1.25rem 0 1.75rem;
}
.mobile-nav.open { display: block; }
@media (min-width: 820px) {
  .mobile-nav { display: none !important; }
}

.mobile-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  padding-inline: clamp(1.25rem, 5vw, 2.5rem);
}

.mobile-nav-link {
  display: block;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border-subtle);
  transition: color 0.15s ease;
}
.mobile-nav-link:hover { color: var(--text-primary); }
.mobile-nav-cta { margin-top: 1.25rem; }

/* ================================================================
   HERO SECTION (Centered & Modern)
   ================================================================ */
.hero-section {
  padding-block: clamp(4rem, 10vw, 6.5rem) clamp(3rem, 7vw, 4.5rem);
  text-align: center;
  position: relative;
}

.hero-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: 840px;
  margin-inline: auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.785rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #E2E8F0;
  padding: 0.4rem 0.95rem;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: 1.75rem;
  backdrop-filter: blur(8px);
}

.hero-badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent-orange);
  box-shadow: 0 0 8px var(--accent-orange);
}

.hero-heading {
  font-size: clamp(2.35rem, 6vw, 4.1rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.035em;
  margin-bottom: 1.4rem;
}

.hero-subtext {
  font-size: clamp(1rem, 2.2vw, 1.18rem);
  color: var(--text-secondary);
  max-width: 660px;
  line-height: 1.7;
  margin-bottom: 2.2rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.85rem;
  margin-bottom: 2.5rem;
}

/* Highlights Bar */
.hero-highlights {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.25rem 2rem;
  margin-bottom: 3rem;
  padding: 0.85rem 1.5rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-subtle);
}

.highlight-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.highlight-check {
  color: var(--accent-orange);
  font-weight: 700;
}

/* Code Terminal Mockup */
.hero-code-wrapper {
  width: 100%;
  max-width: 640px;
  perspective: 1000px;
}

.code-terminal {
  background: var(--bg-card);
  border: 1px solid var(--border-highlight);
  border-radius: var(--radius-md);
  text-align: left;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5), 0 0 30px rgba(155, 81, 224, 0.1);
  transition: transform 0.3s ease, border-color 0.3s ease;
}
.code-terminal:hover {
  border-color: rgba(0, 194, 255, 0.4);
  transform: translateY(-2px);
}

.terminal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 1rem;
  background: #0E121B;
  border-bottom: 1px solid var(--border-subtle);
}

.terminal-dots {
  display: flex;
  gap: 6px;
}
.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.dot-red { background: #EF4444; }
.dot-yellow { background: #F59E0B; }
.dot-green { background: #10B981; }

.terminal-title {
  font-family: var(--font-code);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.terminal-badge {
  font-family: var(--font-code);
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--accent-orange);
  background: rgba(255, 122, 0, 0.1);
  padding: 0.15rem 0.45rem;
  border-radius: 3px;
  letter-spacing: 0.05em;
}

.terminal-body {
  padding: 1.1rem 1.3rem;
  font-family: var(--font-code);
  font-size: 0.825rem;
  line-height: 1.6;
  overflow-x: auto;
  color: #E2E8F0;
}

.code-kw { color: #F472B6; }
.code-cls { color: #38BDF8; font-weight: 600; }
.code-fn { color: #FBBF24; }
.code-str { color: #34D399; }
.code-num { color: #A78BFA; }
.code-cmt { color: #64748B; font-style: italic; }

/* ================================================================
   SHARED SECTION HEADERS
   ================================================================ */
.section-header {
  text-align: center;
  margin-bottom: 3.2rem;
}

.section-tag {
  display: inline-block;
  font-size: 0.725rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-orange);
  margin-bottom: 0.65rem;
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.45rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 0.65rem;
}

.section-subtitle {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin-inline: auto;
}

/* ================================================================
   PRODUCTS SECTION
   ================================================================ */
.products-section {
  padding-block: clamp(4rem, 8vw, 6rem);
  border-top: 1px solid var(--border-subtle);
  background: rgba(14, 18, 27, 0.4);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 340px), 1fr));
  gap: 2rem;
}

.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}
.product-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 122, 0, 0.4);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4), 0 0 25px rgba(255, 122, 0, 0.08);
}

.product-card-cover {
  background: #0B0E16;
  padding: 1.75rem;
  display: flex;
  justify-content: center;
  align-items: center;
  border-bottom: 1px solid var(--border-subtle);
}
.product-card-cover img {
  width: 100%;
  max-width: 200px;
  height: auto;
  display: block;
  border-radius: 6px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
}

.product-card-body {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.product-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
}

.product-card-desc {
  font-size: 0.885rem;
  color: var(--text-secondary);
  line-height: 1.6;
  flex: 1;
}

.product-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 0.35rem;
}

.product-badge {
  display: inline-flex;
  align-items: center;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
}

.product-card-footer {
  padding: 1.25rem 1.5rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
  background: rgba(14, 18, 27, 0.5);
}

.product-price {
  font-size: 1.55rem;
  font-weight: 800;
  color: #FFFFFF;
  letter-spacing: -0.02em;
}

.product-card-actions {
  display: flex;
  gap: 0.5rem;
}

/* ================================================================
   TOP 3 POPULAR VIDEOS SECTION
   ================================================================ */
.videos-section {
  padding-block: clamp(4rem, 8vw, 6rem);
  border-top: 1px solid var(--border-subtle);
  position: relative;
}

.videos-header-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #38BDF8;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  background: rgba(56, 189, 248, 0.08);
  border: 1px solid rgba(56, 189, 248, 0.25);
  margin-bottom: 0.75rem;
}

.live-pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #38BDF8;
  box-shadow: 0 0 10px #38BDF8;
  animation: pulseGlow 1.8s infinite;
}

@keyframes pulseGlow {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

.videos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 320px), 1fr));
  gap: 1.75rem;
  margin-bottom: 2.75rem;
}

.video-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}
.video-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 194, 255, 0.4);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5), 0 0 25px rgba(0, 194, 255, 0.1);
}

.video-thumb-wrapper {
  position: relative;
  aspect-ratio: 16 / 9;
  background: #000000;
  overflow: hidden;
  cursor: pointer;
}

.video-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}
.video-card:hover .video-thumb {
  transform: scale(1.04);
}

.video-play-btn {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 52px;
  height: 52px;
  background: rgba(10, 13, 20, 0.8);
  border: 1.5px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}
.video-card:hover .video-play-btn {
  transform: scale(1.12);
  background: var(--accent-orange);
  color: #0A0D14;
  border-color: var(--accent-orange);
}

.video-rank-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-sm);
  background: rgba(10, 13, 20, 0.85);
  backdrop-filter: blur(8px);
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.15);
  display: flex;
  align-items: center;
  gap: 0.3rem;
}
.video-rank-1 {
  border-color: #FFA116;
  color: #FFA116;
}
.video-rank-2 {
  border-color: #38BDF8;
  color: #38BDF8;
}
.video-rank-3 {
  border-color: #F472B6;
  color: #F472B6;
}

.video-views-badge {
  position: absolute;
  bottom: 10px;
  right: 10px;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.2rem 0.55rem;
  border-radius: 4px;
  background: rgba(0, 0, 0, 0.8);
  color: #F8FAFC;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.video-info {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 0.75rem;
}

.video-title {
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.video-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border-subtle);
  padding-top: 0.75rem;
}

.video-author {
  font-size: 0.785rem;
  font-weight: 500;
  color: var(--text-muted);
}

.video-watch-link {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--accent-orange);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition: gap 0.2s ease;
}
.video-watch-link:hover {
  gap: 0.5rem;
  color: #FFB033;
}

/* Channel CTA banner at bottom of videos */
.videos-footer-cta {
  background: linear-gradient(135deg, rgba(155, 81, 224, 0.08) 0%, rgba(255, 122, 0, 0.08) 100%);
  border: 1px solid var(--border-highlight);
  border-radius: var(--radius-md);
  padding: 1.75rem 2rem;
}

.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.cta-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}
.cta-desc {
  font-size: 0.885rem;
  color: var(--text-secondary);
}

/* ================================================================
   HOW IT WORKS
   ================================================================ */
.how-it-works-section {
  padding-block: clamp(4rem, 8vw, 6rem);
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-secondary);
}

.steps-list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
}
@media (min-width: 768px) {
  .steps-list {
    grid-template-columns: repeat(3, 1fr);
  }
}

.step-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 2rem 1.75rem;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: transform 0.2s ease, border-color 0.2s ease;
}
.step-item:hover {
  transform: translateY(-3px);
  border-color: var(--border-highlight);
}

.step-num-badge {
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  color: var(--accent-orange);
  background: rgba(255, 122, 0, 0.1);
  padding: 0.2rem 0.55rem;
  border-radius: 4px;
  width: fit-content;
}

.step-icon {
  color: var(--accent-cyan);
  margin-block: 0.25rem;
}

.step-title {
  font-size: 1.1rem;
  font-weight: 700;
}

.step-desc {
  font-size: 0.885rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.coming-soon-note {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 0.84rem;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1.25rem;
  margin-top: 2.25rem;
  max-width: 720px;
  margin-inline: auto;
}

/* ================================================================
   ABOUT SECTION
   ================================================================ */
.about-section {
  padding-block: clamp(4rem, 8vw, 6rem);
  border-top: 1px solid var(--border-subtle);
}

.about-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}
@media (min-width: 820px) {
  .about-inner {
    grid-template-columns: 280px 1fr;
    gap: 4.5rem;
  }
}

.about-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 2.5rem 1.75rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
}

.about-avatar-wrapper {
  position: relative;
  width: 90px;
  height: 90px;
}
.about-avatar-img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--border-highlight);
}

.about-brand-tag {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-orange);
  background: rgba(255, 122, 0, 0.1);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
}

.about-slogan {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  font-style: italic;
}

.about-text .section-title {
  text-align: left;
  margin-bottom: 1rem;
}
.about-text p {
  font-size: 0.95rem;
  margin-bottom: 1.25rem;
}

.about-values {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-subtle);
}

.value-item {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
}
.value-icon {
  color: var(--accent-orange);
  font-size: 1rem;
  margin-top: 0.15rem;
}
.value-item strong {
  display: block;
  font-size: 0.925rem;
  color: var(--text-primary);
  margin-bottom: 0.15rem;
}
.value-item p {
  font-size: 0.85rem;
  margin-bottom: 0;
}

/* ================================================================
   FAQ SECTION
   ================================================================ */
.faq-section {
  padding-block: clamp(4rem, 8vw, 6rem);
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-secondary);
}

.faq-inner {
  max-width: 760px;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color 0.2s ease;
}
.faq-item:hover {
  border-color: var(--border-highlight);
}

.faq-question-btn {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  text-align: left;
  background: transparent;
  border: none;
  padding: 1.15rem 1.4rem;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
  gap: 1rem;
  transition: color 0.15s ease;
}
.faq-question-btn:hover {
  color: var(--accent-orange);
}
.faq-question-btn[aria-expanded="true"] {
  color: var(--accent-orange);
}

.faq-icon {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.22s ease, background 0.22s ease;
}
.faq-question-btn[aria-expanded="true"] .faq-icon {
  transform: rotate(45deg);
  background: rgba(255, 122, 0, 0.15);
  color: var(--accent-orange);
}

.faq-answer {
  display: none;
  padding: 0 1.4rem 1.25rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  border-top: 1px solid rgba(255, 255, 255, 0.03);
  padding-top: 0.75rem;
}
.faq-answer.open {
  display: block;
}

/* ================================================================
   CONTACT SECTION
   ================================================================ */
.contact-section {
  padding-block: clamp(4rem, 8vw, 6rem);
  border-top: 1px solid var(--border-subtle);
}

.contact-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: start;
}
@media (min-width: 820px) {
  .contact-inner {
    grid-template-columns: 1fr 1fr;
    gap: 4.5rem;
  }
}

.contact-text .section-title {
  text-align: left;
  margin-bottom: 0.75rem;
}
.contact-text p {
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

.contact-email-link {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--accent-orange);
  background: rgba(255, 122, 0, 0.08);
  border: 1px solid rgba(255, 122, 0, 0.25);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
  word-break: break-all;
}
.contact-email-link:hover {
  background: rgba(255, 122, 0, 0.16);
  border-color: var(--accent-orange);
  transform: translateY(-1px);
}

.contact-form-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.75rem;
}

.contact-form,
.modal-buy-form {
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
}

.form-notice {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.75rem 0.95rem;
  line-height: 1.5;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-label {
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--text-primary);
}

.form-input {
  font-family: inherit;
  font-size: 0.9375rem;
  color: #FFFFFF;
  background-color: #0E121B;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.7rem 0.95rem;
  width: 100%;
  transition: border-color 0.15s ease, background-color 0.15s ease;
}
.form-input:focus {
  outline: none;
  border-color: var(--accent-orange);
  background-color: #121724;
}
.form-input:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}
.form-input.input-error {
  border-color: #EF4444;
}

.form-textarea {
  resize: vertical;
  min-height: 105px;
}

.form-error {
  font-size: 0.8rem;
  color: #EF4444;
  font-weight: 500;
  min-height: 1.2em;
}

/* ================================================================
   FOOTER
   ================================================================ */
.site-footer {
  background: #07090F;
  border-top: 1px solid var(--border-subtle);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  padding-block: clamp(3.5rem, 6vw, 4.5rem);
}
@media (min-width: 640px) {
  .footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 900px) {
  .footer-inner { grid-template-columns: 2fr 1fr 1fr; }
}

.footer-wordmark {
  margin-bottom: 0.85rem;
  display: inline-flex;
}

.footer-brand-desc {
  font-size: 0.885rem;
  color: var(--text-secondary);
  line-height: 1.65;
  max-width: 320px;
  margin-bottom: 0.85rem;
}

.footer-email {
  font-size: 0.885rem;
  color: var(--text-primary);
  text-decoration: underline;
  text-decoration-color: var(--border-highlight);
  transition: color 0.15s ease;
}
.footer-email:hover { color: var(--accent-orange); }

.footer-social {
  margin-top: 1.25rem;
}

.footer-yt-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: #FFFFFF;
  background: rgba(255, 0, 122, 0.1);
  border: 1px solid rgba(255, 0, 122, 0.3);
  padding: 0.55rem 1rem;
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
}
.footer-yt-btn:hover {
  background: var(--gradient-brand);
  border-color: transparent;
  color: #0A0D14;
  transform: translateY(-1px);
}

.footer-nav-heading {
  font-size: 0.775rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.footer-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.footer-link {
  font-size: 0.885rem;
  color: var(--text-secondary);
  transition: color 0.15s ease;
}
.footer-link:hover { color: var(--accent-orange); }

.footer-legal-note {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.85rem;
  line-height: 1.5;
}

.footer-bottom {
  border-top: 1px solid var(--border-subtle);
  padding-block: 1.4rem;
}

.footer-bottom-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
}

.footer-copyright {
  font-size: 0.825rem;
  color: var(--text-muted);
}
.footer-disclaimer {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ================================================================
   MODAL
   ================================================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background-color: rgba(5, 7, 12, 0.82);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.22s ease, visibility 0.22s ease;
}
.modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.modal-panel {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-highlight);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 820px;
  max-height: calc(100vh - 2rem);
  overflow-y: auto;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.7), 0 0 40px rgba(155, 81, 224, 0.15);
  transform: translateY(14px);
  transition: transform 0.22s ease;
}
.modal-overlay.open .modal-panel {
  transform: translateY(0);
}

.modal-close {
  position: absolute;
  top: 1.1rem;
  right: 1.1rem;
  z-index: 10;
  width: 36px;
  height: 36px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-secondary);
  transition: background 0.15s ease, color 0.15s ease;
}
.modal-close:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #FFFFFF;
}

.modal-content-grid {
  display: grid;
  grid-template-columns: 1fr;
}
@media (min-width: 640px) {
  .modal-content-grid {
    grid-template-columns: 280px 1fr;
  }
}

.modal-cover-col {
  background: #0A0D14;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 2.5rem 1.75rem;
  border-right: 1px solid var(--border-subtle);
}

.modal-cover-img {
  width: 100%;
  max-width: 200px;
  height: auto;
  border-radius: 6px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6);
}

.modal-info-col {
  padding: 2.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.95rem;
}

.modal-category {
  font-size: 0.725rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-orange);
}

.modal-title {
  font-size: 1.45rem;
  font-weight: 800;
  color: #FFFFFF;
  letter-spacing: -0.02em;
}

.modal-description {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.modal-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  padding-block: 0.35rem;
}

.modal-features li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.885rem;
  color: #E2E8F0;
}
.modal-features li::before {
  content: '✓';
  color: var(--accent-orange);
  font-weight: 700;
}

.modal-meta {
  display: flex;
  gap: 0.5rem;
}

.modal-meta-badge {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
}

.modal-price-row {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  padding-top: 0.25rem;
}

.modal-price {
  font-size: 1.85rem;
  font-weight: 800;
  color: #FFFFFF;
}

.modal-price-note {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.modal-checkout-notice {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  background: rgba(255, 122, 0, 0.08);
  border: 1px solid rgba(255, 122, 0, 0.25);
  border-radius: var(--radius-sm);
  padding: 0.75rem 0.95rem;
}

/* ================================================================
   TOAST
   ================================================================ */
.toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%) translateY(1.5rem);
  background: #182030;
  color: #FFFFFF;
  border: 1px solid var(--border-highlight);
  font-size: 0.885rem;
  font-weight: 500;
  padding: 0.75rem 1.6rem;
  border-radius: var(--radius-full);
  z-index: 2000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.22s ease, transform 0.22s ease;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  max-width: calc(100vw - 2rem);
  text-align: center;
}
.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}