/* SounDisruptr - Pure Pitch Black & Gold System */
@import url('https://fonts.googleapis.com/css2?family=Anton&family=Montserrat:wght@400;500;600;700;800&display=swap');

:root {
  /* Solid Pitch Black Canvas Palette */
  --surface-ground: #0A0A0A;      /* Pure Pitch Black */
  --surface-card: #141414;        /* Dark Charcoal Card */
  --surface-elevated: #1E1E1E;    /* Elevated Container */
  --border-subtle: #262626;       /* Subtle Border */

  /* Text Colors */
  --text-primary: #FFFFFF;        /* Crisp Pure White */
  --text-secondary: #B3B3B3;      /* Muted Cool Gray */
  --text-muted: #666666;          /* Muted Ash */

  /* Brand Accents & Integrated Gold */
  --brand-red: #EF2A1F;           /* SounDisruptr Red */
  --brand-red-glow: rgba(239, 42, 31, 0.35);
  
  --brand-gold: #E2B755;          /* Metallic Bright Gold */
  --brand-gold-dark: #C59B27;     /* Darker Gold on Hover */
  --brand-gold-glow: rgba(226, 183, 85, 0.25);

  --card-hero-bg: #141414;

  /* Typography */
  --font-heading: 'Anton', sans-serif;
  --font-body: 'Montserrat', sans-serif;
  --radius-card: 16px;
  --radius-pill: 9999px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--surface-ground);
  color: var(--text-secondary);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* Gold Text Utilities */
.text-gold {
  color: var(--brand-gold) !important;
}

.highlight-gold {
  color: var(--brand-gold);
}

.highlight-red {
  color: var(--brand-red);
}

/* Gold Badge Component */
.gold-badge {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--brand-gold);
  background: rgba(226, 183, 85, 0.1);
  border: 1px solid var(--brand-gold-dark);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-pill);
  margin-bottom: 0.85rem;
}

/* Header Base */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 1.1rem 2rem;
}

.nav-container {
  max-width: 1240px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo Left */
.logo {
  height: 38px;
  width: auto;
  display: block;
  filter: brightness(0) invert(1);
}

/* Right-side Cluster */
.nav-right-cluster {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  position: relative;
}

/* View Courses Button */
.btn-courses {
  border: 1px solid var(--brand-gold);
  color: var(--brand-gold);
  background: transparent;
  padding: 0.65rem 1.5rem;
  border-radius: var(--radius-pill);
  text-decoration: none;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.88rem;
  transition: all 0.25s ease;
  white-space: nowrap;
}

.btn-courses:hover {
  background-color: var(--brand-gold);
  color: #000000;
  box-shadow: 0 0 20px var(--brand-gold-glow);
}

/* Hamburger Icon */
.menu-toggle {
  display: none;
}

.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  cursor: pointer;
  z-index: 1010;
  width: 32px;
  height: 32px;
}

.hamburger span {
  display: block;
  height: 2px;
  background-color: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.hamburger span:nth-child(1) { width: 26px; }
.hamburger span:nth-child(2) { width: 18px; }
.hamburger span:nth-child(3) { width: 26px; }

.hamburger:hover span {
  width: 26px;
  background-color: var(--brand-gold);
}

/* Flyout Drawer Menu */
.flyout-drawer {
  position: fixed;
  top: 0;
  right: -320px;
  width: 300px;
  height: 100vh;
  background-color: var(--surface-card);
  border-left: 1px solid var(--border-subtle);
  padding: 6rem 2rem 2rem;
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.8);
  transition: right 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 1005;
}

.menu-toggle:checked ~ .flyout-drawer {
  right: 0;
}

.menu-toggle:checked ~ .hamburger span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
  width: 24px;
}
.menu-toggle:checked ~ .hamburger span:nth-child(2) {
  opacity: 0;
}
.menu-toggle:checked ~ .hamburger span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
  width: 24px;
}

.drawer-title {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  color: var(--brand-gold);
  display: block;
  margin-bottom: 1.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-subtle);
}

.vertical-menu {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.vertical-menu a {
  color: var(--text-primary);
  text-decoration: none;
  font-family: var(--font-body);
  font-size: 1.1rem;
  font-weight: 600;
  transition: color 0.2s ease, transform 0.2s ease;
  display: inline-block;
}

.vertical-menu a:hover {
  color: var(--brand-gold);
  transform: translateX(4px);
}

/* Hero Section */
.hero {
  position: relative;
  padding: 4rem 1.5rem 3rem;
  max-width: 1240px;
  margin: 0 auto;
  background: radial-gradient(
    circle at 50% 0%, 
    rgba(226, 183, 85, 0.07) 0%, 
    rgba(226, 183, 85, 0.02) 45%, 
    transparent 75%
  );
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: center;
}

.hero-left {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  width: 100%;
}

.hero-tag-pill {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--brand-gold);
  background-color: rgba(226, 183, 85, 0.1);
  border: 1px solid var(--brand-gold-dark);
  padding: 0.4rem 1rem;
  border-radius: var(--radius-pill);
  margin-bottom: 1.25rem;
  display: inline-block;
}

.hero-headline {
  font-size: 3.75rem;
  line-height: 1.05;
  color: var(--text-primary);
  margin-bottom: 1.25rem;
}

.hero-subtext {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 2rem;
  max-width: 580px;
}

/* Hero Button Group */
.hero-btn-group {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 3.5rem;
  width: 100%;
  flex-wrap: nowrap;
}

.btn-start {
  background-color: var(--brand-red);
  color: #FFFFFF;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.85rem 1.75rem;
  border-radius: var(--radius-pill);
  text-decoration: none;
  box-shadow: 0 0 24px var(--brand-red-glow);
  transition: all 0.25s ease;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-start:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 32px rgba(239, 42, 31, 0.6);
}

.link-more {
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-bottom: 2px solid var(--brand-gold);
  padding-bottom: 2px;
  transition: color 0.2s ease, border-color 0.2s ease;
  white-space: nowrap;
}

.link-more:hover {
  color: var(--brand-gold);
}

/* Pitch Black Stats Bar */
.hero-stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  width: 100%;
  border-top: 1px solid var(--border-subtle);
  padding-top: 1.75rem;
}

.metric-item .metric-num {
  font-size: 2.25rem;
  font-family: var(--font-heading);
  line-height: 1.1;
}

.metric-item .metric-label {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: 0.25rem;
  line-height: 1.35;
}

/* Right Column Visual Frame */
.hero-right {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero-image-frame {
  width: 100%;
  max-width: 440px;
  height: 520px;
  background-color: var(--card-hero-bg);
  border-radius: 120px 120px 40px 40px;
  border: 1px solid var(--border-subtle);
  overflow: hidden;
  position: relative;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8);
}

.hero-image-frame img.flipped-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  transform: scaleX(-1);
}

/* GPU-Accelerated Smooth 60fps Gold Marquee Banner */
.academy-marquee-banner {
  background-color: var(--brand-gold);
  color: #0A0A0A;
  overflow: hidden;
  user-select: none;
  padding: 0.85rem 0;
  margin: 3.5rem 0 1.5rem;
  box-shadow: 0 0 25px rgba(226, 183, 85, 0.2);
  width: 100%;
  display: flex;
}

.marquee-wrapper {
  display: flex;
  width: max-content;
  will-change: transform;
  transform: translate3d(0, 0, 0);
  animation: marqueeSmooth 25s linear infinite;
}

.marquee-group {
  display: flex;
  align-items: center;
  justify-content: space-around;
  gap: 2rem;
  padding-right: 2rem;
  flex-shrink: 0;
}

.marquee-group span {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  letter-spacing: 0.06em;
  white-space: nowrap;
  font-weight: bold;
}

.marquee-group span.separator {
  font-size: 0.85rem;
  opacity: 0.7;
}

@keyframes marqueeSmooth {
  0% {
    transform: translate3d(0, 0, 0);
  }
  100% {
    transform: translate3d(-50%, 0, 0);
  }
}

/* Courses Grid Section */
.courses-section {
  max-width: 1240px;
  margin: 0 auto;
  padding: 4rem 1.5rem 5rem;
}

.section-title {
  text-align: center;
  font-size: 3rem;
  margin-bottom: 3.5rem;
  color: var(--text-primary);
}

.courses-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.course-card-link {
  text-decoration: none;
  color: inherit;
  display: block;
}

.course-card {
  background-color: var(--surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-card);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all 0.35s ease;
  height: 100%;
}

.course-card:hover {
  transform: translateY(-8px);
  border-color: var(--brand-gold);
  box-shadow: 0 16px 40px rgba(226, 183, 85, 0.15);
}

.card-image-wrapper {
  width: 100%;
  height: 220px;
  overflow: hidden;
}

.card-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.course-card:hover .card-image-wrapper img {
  transform: scale(1.06);
}

.card-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.card-body h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.course-card ul {
  list-style: none;
  margin-bottom: 1.75rem;
  flex-grow: 1;
}

.course-card li {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 0.6rem;
  padding-left: 1.25rem;
  position: relative;
}

.course-card li::before {
  content: "✦";
  position: absolute;
  left: 0;
  color: var(--brand-gold);
}

/* Card Button: Solid Gold Static -> Glassmorphism Hover */
.card-btn {
  background-color: var(--brand-gold);
  color: #000000;
  border: 1px solid var(--brand-gold);
  text-align: center;
  padding: 0.85rem 1.5rem;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 0.9rem;
  text-transform: uppercase;
  margin-top: auto;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 4px 15px var(--brand-gold-glow);
}

.course-card:hover .card-btn,
.card-btn:hover {
  background-color: rgba(226, 183, 85, 0.12);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: #F3CA68;
  border-color: #F3CA68;
  box-shadow: 0 0 20px rgba(226, 183, 85, 0.25);
}

/* Footer Section Styles */
.footer {
  border-top: 1px solid var(--border-subtle);
  background-color: #050505;
  padding: 4.5rem 1.5rem 2.5rem;
  margin-top: 5rem;
}

.footer-container {
  max-width: 1240px;
  margin: 0 auto;
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  gap: 3rem;
  padding-bottom: 3.5rem;
}

.footer-logo {
  height: 38px;
  width: auto;
  display: block;
  margin-bottom: 1.5rem;
  filter: brightness(0) invert(1);
}

/* Social SVG Icons */
.footer-socials {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.footer-socials a {
  color: var(--text-secondary);
  transition: color 0.25s ease, transform 0.25s ease;
  display: inline-block;
}

.footer-socials a:hover {
  color: var(--brand-gold);
  transform: translateY(-2px);
}

.footer-socials svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.footer-nav-wrapper {
  display: flex;
  gap: 4rem;
}

.footer-col-title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  letter-spacing: 0.06em;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
  transition: color 0.2s ease, transform 0.2s ease;
  display: inline-block;
}

.footer-links a:hover {
  color: var(--brand-gold);
  transform: translateX(3px);
}

/* Footer Bottom Bar */
.footer-bottom {
  border-top: 1px solid var(--border-subtle);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.copyright-text {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-domain-link {
  font-size: 0.85rem;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-domain-link:hover {
  color: var(--brand-gold);
}

/* Sticky Bottom-Left Back-To-Top Arrow */
.back-to-top-sticky {
  position: fixed;
  bottom: 24px;
  left: 24px;
  width: 52px;
  height: 52px;
  background-color: var(--surface-elevated);
  color: var(--brand-gold);
  border: 1px solid var(--border-subtle);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.6);
  z-index: 2000;
  transition: all 0.3s ease;
  text-decoration: none;
}

.back-to-top-sticky:hover {
  background-color: var(--brand-gold);
  color: #0A0A0A;
  border-color: var(--brand-gold);
  transform: translateY(-4px);
  box-shadow: 0 8px 24px var(--brand-gold-glow);
}

.back-to-top-sticky svg {
  width: 22px;
  height: 22px;
  fill: currentColor;
}

/* Floating WhatsApp Button (Bottom-Right) */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 60px;
  height: 60px;
  background-color: #25D366;
  color: #FFFFFF;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
  z-index: 2000;
  transition: transform 0.3s ease;
  text-decoration: none;
}

.whatsapp-float:hover {
  transform: scale(1.1);
}

.whatsapp-float svg {
  width: 32px;
  height: 32px;
  fill: currentColor;
}

/* Tablet & Mobile Media Queries */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
  .hero-headline {
    font-size: 3.25rem;
  }
  .courses-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .hero-headline {
    font-size: 2.25rem;
  }

  .hero-btn-group {
    gap: 0.85rem;
  }

  .btn-start {
    padding: 0.75rem 1.15rem;
    font-size: 0.85rem;
  }

  .link-more {
    font-size: 0.85rem;
  }

  /* Responsive Horizontal Key Metrics on Mobile */
  .hero-stats-row {
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
  }

  .metric-item .metric-num {
    font-size: 1.4rem;
  }

  .metric-item .metric-label {
    font-size: 0.68rem;
  }

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

  /* Footer Mobile Side-by-Side Grid */
  .footer-grid {
    flex-direction: column;
    gap: 2.5rem;
  }

  .footer-nav-wrapper {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }

  .footer-col-title {
    font-size: 0.95rem;
    margin-bottom: 1rem;
  }

  .footer-links a {
    font-size: 0.82rem;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}