/* ==========================================================================
   VIVIENDO DEL DETAILING - LANDING PAGE STYLES
   Estilo: Neon Dark Premium (Negro, Grises Oscuros, Azul Neón, Blanco)
   ========================================================================== */

:root {
  /* Color Palette */
  --bg-black: #06070a;
  --bg-dark: #0c0e14;
  --bg-card: rgba(16, 20, 30, 0.65);
  --bg-card-hover: rgba(22, 28, 42, 0.85);
  --bg-glass: rgba(255, 255, 255, 0.03);
  
  /* Neon & Accents */
  --neon-blue: #00f0ff;
  --electric-blue: #0072ff;
  --deep-blue: #0f172a;
  --cyan-glow: rgba(0, 240, 255, 0.35);
  --blue-glow: rgba(0, 114, 255, 0.25);
  --whatsapp-green: #25d366;
  --whatsapp-glow: rgba(37, 211, 102, 0.4);

  /* Text Colors */
  --text-main: #ffffff;
  --text-secondary: #cbd5e1;
  --text-muted: #808ea3;

  /* Borders & Shadows */
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-neon: rgba(0, 240, 255, 0.3);
  --border-neon-strong: rgba(0, 240, 255, 0.7);
  --box-shadow-neon: 0 0 25px rgba(0, 240, 255, 0.15);
  --text-shadow-neon: 0 0 12px rgba(0, 240, 255, 0.5);

  /* Typography & Layout */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;
  --max-width: 1200px;
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --transition-fast: 0.25s ease;
  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--bg-black);
  color: var(--text-main);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  background-image: 
    radial-gradient(circle at 15% 20%, rgba(0, 114, 255, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 85% 70%, rgba(0, 240, 255, 0.06) 0%, transparent 45%);
  background-attachment: fixed;
}

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

ul {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

.container {
  width: 90%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1rem;
}

/* Typography Utilities */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.text-neon {
  color: var(--neon-blue);
  text-shadow: var(--text-shadow-neon);
}

.text-gradient {
  background: linear-gradient(135deg, #ffffff 20%, var(--neon-blue) 80%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid var(--border-neon);
  color: var(--neon-blue);
  font-size: 0.825rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 50px;
  margin-bottom: 1.25rem;
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.1);
}

.section-title {
  font-size: clamp(2rem, 4vw, 3.2rem);
  color: var(--text-main);
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 700px;
  margin: 0 auto 3rem auto;
}

.text-center {
  text-align: center;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.05rem;
  padding: 16px 36px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition-smooth);
  border: none;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn-neon {
  background: linear-gradient(135deg, var(--neon-blue), var(--electric-blue));
  color: #000000;
  box-shadow: 0 0 25px rgba(0, 240, 255, 0.4);
}

.btn-neon:hover {
  transform: translateY(-3px);
  box-shadow: 0 0 40px rgba(0, 240, 255, 0.7);
  color: #000000;
}

.btn-whatsapp {
  background: #25d366;
  color: #ffffff;
  box-shadow: 0 0 25px var(--whatsapp-glow);
}

.btn-whatsapp:hover {
  background: #20bd5a;
  transform: translateY(-3px);
  box-shadow: 0 0 35px rgba(37, 211, 102, 0.6);
  color: #ffffff;
}

.btn-outline {
  background: rgba(0, 240, 255, 0.05);
  border: 1px solid var(--border-neon);
  color: var(--neon-blue);
}

.btn-outline:hover {
  background: rgba(0, 240, 255, 0.15);
  border-color: var(--neon-blue);
  box-shadow: var(--box-shadow-neon);
}

/* Navbar & Persistent Warning Ticker Bar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 0.8rem 0 0 0;
  transition: var(--transition-fast);
  background: rgba(6, 7, 10, 0.95);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-neon);
}

.navbar.scrolled {
  padding: 0.5rem 0 0 0;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.9);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 0.8rem;
}

/* Announcement Ticker Bar */
.top-announcement-bar {
  width: 100%;
  background: #161803;
  border-top: 1px solid rgba(250, 204, 21, 0.3);
  border-bottom: 1px solid rgba(250, 204, 21, 0.4);
  color: #facc15;
  font-family: var(--font-heading);
  font-size: 0.825rem;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 6px 0;
  overflow: hidden;
  position: relative;
  white-space: nowrap;
}

.ticker-track {
  display: flex;
  width: max-content;
  animation: ticker-move 35s linear infinite;
}

.ticker-track:hover {
  animation-play-state: paused;
}

.ticker-item {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding-right: 4rem;
  color: #ffe600;
  text-shadow: 0 0 10px rgba(255, 230, 0, 0.5);
}

.ticker-item i {
  color: #facc15;
  font-size: 0.95rem;
  animation: pulse-warning 1s infinite alternate;
}

.ticker-countdown {
  color: #ffffff;
  background: rgba(250, 204, 21, 0.2);
  border: 1px solid rgba(250, 204, 21, 0.5);
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 900;
  letter-spacing: 0.5px;
}

@keyframes ticker-move {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

@keyframes pulse-warning {
  0% { opacity: 0.4; transform: scale(0.9); }
  100% { opacity: 1; transform: scale(1.15); }
}

.nav-logo img {
  height: 48px;
  width: auto;
  filter: drop-shadow(0 0 8px rgba(0, 240, 255, 0.3));
}

.nav-logo-text {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: 1px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition-fast);
}

.nav-link:hover {
  color: var(--neon-blue);
  text-shadow: 0 0 8px rgba(0, 240, 255, 0.5);
}

.mobile-toggle {
  display: none;
  font-size: 1.5rem;
  color: var(--text-main);
  background: none;
  border: none;
  cursor: pointer;
}

/* Header & Hero Section */
.hero-section {
  position: relative;
  min-height: 100vh;
  padding: 140px 0 80px 0;
  display: flex;
  align-items: center;
  background: #06070a;
  overflow: hidden;
}

.hero-bg-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  opacity: 1;
  pointer-events: none;
}

.hero-bg-wrapper picture img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center right;
  filter: none;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to right, rgba(6, 7, 10, 0.95) 0%, rgba(6, 7, 10, 0.8) 45%, rgba(6, 7, 10, 0.15) 85%, transparent 100%),
              linear-gradient(to bottom, rgba(6,7,10,0.4) 0%, transparent 40%, rgba(6,7,10,0.85) 100%);
  z-index: 1;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2rem;
  align-items: center;
  position: relative;
  z-index: 2;
  width: 100%;
}

.hero-left {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  text-align: left;
  max-width: 580px;
  margin: 0 auto 0 0;
}

.hero-right {
  min-height: 400px;
}

.hero-title {
  font-size: clamp(2.8rem, 5.5vw, 4.5rem);
  font-weight: 900;
  letter-spacing: -1px;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
  line-height: 1.05;
}

.hero-subtitle {
  font-size: clamp(1.3rem, 2.8vw, 2.1rem);
  color: var(--neon-blue);
  font-weight: 600;
  margin-bottom: 1.5rem;
  text-shadow: var(--text-shadow-neon);
}

.hero-description {
  font-size: clamp(1rem, 1.8vw, 1.15rem);
  color: var(--text-secondary);
  margin-bottom: 2rem;
  line-height: 1.7;
}

.hero-ctas {
  display: flex;
  align-items: center;
  gap: 1rem;
  width: 100%;
  margin-top: 0.5rem;
}

.hero-ctas .btn {
  flex: 1;
  padding: 16px 14px;
  font-size: 0.875rem;
  text-align: center;
  justify-content: center;
  white-space: nowrap;
}

/* Sections Layout */
.section-padding {
  padding: 100px 0;
  position: relative;
}

.section-darker {
  background: rgba(12, 14, 20, 0.6);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

/* Image Placeholder Styling */
.img-placeholder-box {
  position: relative;
  width: 100%;
  min-height: 240px;
  background: linear-gradient(135deg, rgba(20, 25, 40, 0.8), rgba(10, 12, 18, 0.95));
  border: 1px dashed var(--border-neon);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  text-align: center;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
  transition: var(--transition-fast);
}

.img-placeholder-box:hover {
  border-color: var(--neon-blue);
  box-shadow: var(--box-shadow-neon);
}

.img-placeholder-box i {
  font-size: 2.5rem;
  color: var(--neon-blue);
  margin-bottom: 0.75rem;
  filter: drop-shadow(0 0 10px var(--neon-blue));
}

.img-placeholder-path {
  font-family: monospace;
  font-size: 0.85rem;
  color: var(--neon-blue);
  background: rgba(0, 240, 255, 0.1);
  padding: 4px 12px;
  border-radius: 6px;
  margin-top: 0.5rem;
  word-break: break-all;
}

.img-placeholder-label {
  font-size: 0.95rem;
  color: var(--text-muted);
  font-weight: 500;
}

.img-real {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
}

/* Grid & Cards System */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem;
  align-items: center;
}

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

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.card-neon {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.card-neon::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--neon-blue), transparent);
  opacity: 0;
  transition: var(--transition-fast);
}

.card-neon:hover {
  transform: translateY(-6px);
  border-color: var(--border-neon);
  box-shadow: var(--box-shadow-neon);
  background: var(--bg-card-hover);
}

.card-neon:hover::before {
  opacity: 1;
}

/* Manifest / Section 2 */
.manifesto-pillars {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
  margin-top: 2.5rem;
}

.pillar-item {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-subtle);
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
}

.pillar-item:hover {
  border-color: var(--neon-blue);
  background: rgba(0, 240, 255, 0.05);
  transform: translateX(4px);
}

.pillar-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(0, 240, 255, 0.1);
  border: 1px solid var(--border-neon);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--neon-blue);
  font-size: 1.25rem;
  flex-shrink: 0;
}

.pillar-text {
  font-weight: 600;
  font-size: 1rem;
  color: var(--text-main);
}

.highlight-box {
  background: linear-gradient(135deg, rgba(0, 114, 255, 0.12), rgba(0, 240, 255, 0.05));
  border: 1px solid var(--border-neon);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  margin-top: 3rem;
  position: relative;
}

/* Audience / Para Quién */
.audience-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.audience-icon {
  font-size: 2.2rem;
  color: var(--neon-blue);
  margin-bottom: 1.25rem;
  filter: drop-shadow(0 0 8px var(--neon-blue));
}

.audience-title {
  font-size: 1.25rem;
  margin-bottom: 0.8rem;
  color: var(--text-main);
}

.audience-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Modules Accordion */
.accordion-wrapper {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.accordion-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition-fast);
}

.accordion-item.active {
  border-color: var(--border-neon);
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.1);
}

.accordion-header {
  width: 100%;
  padding: 1.5rem 2rem;
  background: transparent;
  border: none;
  color: var(--text-main);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  cursor: pointer;
  text-align: left;
  transition: var(--transition-fast);
}

.accordion-header:hover {
  background: rgba(255, 255, 255, 0.02);
}

.module-header-info {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.module-badge {
  background: rgba(0, 240, 255, 0.1);
  border: 1px solid var(--border-neon);
  color: var(--neon-blue);
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 0.9rem;
  padding: 6px 14px;
  border-radius: 8px;
  letter-spacing: 1px;
  white-space: nowrap;
}

.module-title-text {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-main);
}

.accordion-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--neon-blue);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

.accordion-item.active .accordion-icon {
  transform: rotate(180deg);
  background: rgba(0, 240, 255, 0.2);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0, 1, 0, 1);
  background: rgba(6, 8, 12, 0.5);
  border-top: 1px solid transparent;
}

.accordion-item.active .accordion-content {
  max-height: 1000px;
  transition: max-height 0.5s ease-in-out;
  border-top-color: var(--border-subtle);
}

.accordion-body {
  padding: 1.75rem 2rem;
}

.module-intro {
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
  font-size: 1rem;
  line-height: 1.6;
}

.module-topics-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 0.75rem 1.5rem;
}

.module-topic-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.925rem;
  color: var(--text-muted);
}

.module-topic-item i {
  color: var(--neon-blue);
  font-size: 0.8rem;
  margin-top: 5px;
}

.module-note {
  margin-top: 1.25rem;
  font-style: italic;
  font-weight: 600;
  color: var(--neon-blue);
  font-size: 0.95rem;
}

/* Instructors */
.instructor-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.instructor-img-box {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  border: 2px solid var(--border-neon);
  box-shadow: var(--box-shadow-neon);
  margin-bottom: 1.5rem;
  overflow: hidden;
}

.instructor-name {
  font-size: 1.6rem;
  margin-bottom: 0.4rem;
}

.instructor-role {
  color: var(--neon-blue);
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 1rem;

}

.instructor-bio {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Offer & Countdown */
.offer-box {
  background: linear-gradient(135deg, rgba(16, 20, 32, 0.95), rgba(8, 10, 16, 0.98));
  border: 1px solid var(--border-neon-strong);
  border-radius: 24px;
  padding: 3.5rem 2.5rem;
  box-shadow: 0 0 50px rgba(0, 240, 255, 0.15);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.price-container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  margin: 2rem 0;
  flex-wrap: wrap;
}

.price-old {
  text-decoration: line-through;
  color: var(--text-muted);
  font-size: 1.5rem;
}

.price-current {
  font-size: clamp(2.5rem, 5vw, 3.8rem);
  font-weight: 900;
  color: var(--neon-blue);
  text-shadow: var(--text-shadow-neon);
  font-family: var(--font-heading);
}

.savings-badge {
  background: #10b981;
  color: #000000;
  font-weight: 800;
  font-size: 0.9rem;
  padding: 6px 16px;
  border-radius: 30px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Countdown Clock */
.countdown-container {
  margin: 2.5rem 0;
}

.countdown-label {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.countdown-timer {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.time-block {
  background: rgba(0, 240, 255, 0.04);
  border: 1px solid var(--border-neon);
  border-radius: var(--radius-md);
  padding: 1.2rem 1.5rem;
  min-width: 100px;
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.1);
}

.time-number {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  font-weight: 900;
  color: var(--text-main);
  line-height: 1;
}

.time-unit {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--neon-blue);
  margin-top: 6px;
  font-weight: 700;
}

.time-dots {
  font-size: 2rem;
  color: var(--neon-blue);
  font-weight: 700;
  animation: pulse-dots 1s infinite alternate;
}

@keyframes pulse-dots {
  0% { opacity: 0.3; }
  100% { opacity: 1; }
}

/* FAQ Section */
.faq-wrapper {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  padding: 1.25rem 1.75rem;
  background: transparent;
  border: none;
  color: var(--text-main);
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  text-align: left;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  background: rgba(6, 8, 12, 0.6);
  color: var(--text-muted);
  font-size: 0.975rem;
  line-height: 1.6;
}

.faq-item.active .faq-answer {
  max-height: 300px;
  padding: 1.25rem 1.75rem;
  border-top: 1px solid var(--border-subtle);
}

.faq-item.active .faq-question {
  color: var(--neon-blue);
}

/* Footer */
.footer {
  background: #040507;
  border-top: 1px solid var(--border-subtle);
  padding: 60px 0 30px 0;
  text-align: center;
}

.footer-logo img {
  height: 54px;
  margin-bottom: 1.5rem;
}

.footer-text {
  color: var(--text-muted);
  max-width: 500px;
  margin: 0 auto 2rem auto;
  font-size: 0.95rem;
}

.footer-copy {
  color: var(--text-muted);
  font-size: 0.85rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 2rem;
}

/* Floating WhatsApp Button */
.whatsapp-float {
  position: fixed;
  bottom: 25px;
  right: 25px;
  width: 60px;
  height: 60px;
  background: #25d366;
  color: #ffffff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  box-shadow: 0 5px 25px rgba(37, 211, 102, 0.5);
  z-index: 999;
  transition: var(--transition-fast);
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 35px rgba(37, 211, 102, 0.8);
  color: #ffffff;
}

.whatsapp-pulse {
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: rgba(37, 211, 102, 0.4);
  animation: pulse-ring 2s infinite;
  z-index: -1;
}

@keyframes pulse-ring {
  0% { transform: scale(0.95); opacity: 0.8; }
  100% { transform: scale(1.6); opacity: 0; }
}

/* Responsive Media Queries */
@media (max-width: 992px) {
  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }

  .nav-links {
    display: none;
  }

  .mobile-toggle {
    display: block;
  }

  .nav-links.mobile-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: rgba(6, 7, 10, 0.98);
    padding: 2rem;
    border-bottom: 1px solid var(--border-neon);
    gap: 1.5rem;
  }

  .hero-section {
    padding: 120px 0 60px 0;
  }

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

  .hero-left {
    align-items: center;
    text-align: center;
    margin: 0 auto;
    max-width: 100%;
  }

  .hero-right {
    display: none;
  }

  .hero-ctas {
    flex-direction: column;
    align-items: center;
  }

  .hero-ctas .btn {
    width: 100%;
    max-width: 320px;
  }

  .hero-overlay {
    background: linear-gradient(to bottom, rgba(6,7,10,0.85) 0%, rgba(6,7,10,0.7) 50%, rgba(6,7,10,0.95) 100%);
  }

  .module-header-info {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
}

@media (max-width: 576px) {
  .time-block {
    min-width: 75px;
    padding: 0.8rem 1rem;
  }
  .time-number {
    font-size: 2rem;
  }
  .time-dots {
    display: none;
  }
}