/* @import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Outfit:wght@400;600;700;800&display=swap'); */

/* ==========================================================================
   1. CORE / BASE STYLES (from style.css)
   ========================================================================== */

/* Design Tokens & Variables */
:root {
  --bg-darkest: #0a0b0d;
  --bg-base: #101216;
  --bg-card: rgba(22, 26, 33, 0.7);
  --bg-card-hover: rgba(30, 36, 45, 0.85);
  --border-glass: rgba(255, 255, 255, 0.07);
  --border-active: rgba(0, 240, 255, 0.4);
  
  --accent-blue: #00f0ff;
  --accent-green: #39ff14;
  --accent-pink: #ff5e7e;
  --accent-yellow: #ffea30;
  
  --text-primary: #ffffff;
  --text-secondary: #9ea9b7;
  --text-muted: #626f80;
  
  --font-display: 'Outfit', sans-serif;
  --font-sans: 'Inter', sans-serif;
  
  --glow-blue: 0 0 15px rgba(0, 240, 255, 0.35);
  --glow-green: 0 0 15px rgba(57, 255, 20, 0.35);
  --glow-pink: 0 0 15px rgba(255, 94, 126, 0.35);
  
  --transition-smooth: all 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* Reset & Base Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.1) transparent;
}

body {
  background-color: var(--bg-darkest);
  color: var(--text-primary);
  font-family: var(--font-sans);
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

/* Scrollbar Customization */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-blue);
  box-shadow: var(--glow-blue);
}

/* Canvas Background */
#bg-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
  background: url('../fondoweb.png') repeat;
  background-size: 30%;
}

/* Layout Wrapper */
.app-container {
  position: relative;
  z-index: 1;
  max-width: 1400px;
  margin: 0 auto;
  padding: 20px 40px 60px 40px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Navigation Header */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
  margin-bottom: 40px;
  border-bottom: 1px solid var(--border-glass);
}

/* Stylized Logo from Image */
.logo-container {
  display: flex;
  align-items: center;
  gap: 15px;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.logo-container:hover {
  transform: scale(1.02);
}

.logo-graphic {
  width: 75px;
  height: 75px;
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.15) 0%, rgba(57, 255, 20, 0.1) 100%);
  border: 2px solid var(--accent-blue);
  border-radius: 50%;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.2), inset 0 0 15px rgba(0, 240, 255, 0.15);
  animation: logo-float 6s ease-in-out infinite;
}

.logo-img {
  width: 88px;
  height: 88px;
  object-fit: contain;
  animation: logo-float 6s ease-in-out infinite;
}

/* Dynamic logo flag tentacles to simulate the cell shape of the drawing */
.logo-graphic::before, .logo-graphic::after {
  content: '';
  position: absolute;
  background: var(--accent-blue);
  width: 8px;
  height: 18px;
  bottom: -10px;
  border-radius: 4px;
  box-shadow: var(--glow-blue);
}

.logo-graphic::before {
  left: 24px;
  transform: rotate(-10deg);
}

.logo-graphic::after {
  right: 24px;
  transform: rotate(10deg);
}

.logo-bubble-cell {
  position: absolute;
  width: 6px;
  height: 6px;
  background: var(--accent-green);
  border-radius: 50%;
  top: 15px;
  left: 15px;
  box-shadow: var(--glow-green);
}

.logo-text {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.3rem;
  line-height: 1.1;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-primary);
  text-shadow: 0 2px 10px rgba(0,0,0,0.5);
  display: flex;
  flex-direction: column;
}

.logo-text span:first-child {
  color: var(--accent-blue);
}
.logo-text span:last-child {
  color: #ffffff;
  padding-left: 0;
  font-size: 1.3rem;
}

/* Nav Menu */
nav ul {
  display: flex;
  list-style: none;
  gap: 35px;
}

nav a {
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  text-transform: uppercase;
  color: var(--text-secondary);
  letter-spacing: 1.5px;
  position: relative;
  padding: 8px 0;
  transition: var(--transition-smooth);
}

nav a:hover, nav li.active a {
  color: var(--accent-blue);
  text-shadow: 0 0 10px rgba(0, 240, 255, 0.4);
}

nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-green));
  transition: var(--transition-smooth);
  transform: translateX(-50%);
  border-radius: 2px;
}

nav a:hover::after, nav li.active a::after {
  width: 100%;
}

/* Active dot marker on CONTACTO from user image */
nav li.has-dot a::before {
  content: '';
  position: absolute;
  top: -6px;
  right: -8px;
  width: 6px;
  height: 6px;
  background-color: var(--accent-yellow);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-yellow);
}

/* Footer Section */
footer {
  margin-top: auto;
  padding: 40px 0 20px 0;
  border-top: 1px solid var(--border-glass);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 15px;
}

.footer-nav {
  display: flex;
  list-style: none;
  gap: 30px;
}

.footer-nav a {
  text-decoration: none;
  font-family: var(--font-display);
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: var(--transition-smooth);
}

.footer-nav a:hover {
  color: var(--accent-green);
}

.footer-credits {
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.5px;
}

/* Glassmorphic Cards & Panels styling */
.glass-panel {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  transition: var(--transition-smooth);
}

.glass-panel:hover {
  border-color: rgba(255, 255, 255, 0.12);
  transform: translateY(-2px);
}

/* Neon buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 24px;
  border-radius: 8px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  transition: var(--transition-smooth);
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.2) 0%, rgba(0, 240, 255, 0.05) 100%);
  border: 1px solid var(--accent-blue);
  color: #ffffff;
  box-shadow: inset 0 0 10px rgba(0, 240, 255, 0.1);
}

.btn-primary:hover {
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.35) 0%, rgba(0, 240, 255, 0.1) 100%);
  box-shadow: var(--glow-blue), inset 0 0 10px rgba(0, 240, 255, 0.2);
  transform: translateY(-2px);
}

.btn-secondary {
  background: linear-gradient(135deg, rgba(57, 255, 20, 0.15) 0%, rgba(57, 255, 20, 0.03) 100%);
  border: 1px solid var(--accent-green);
  color: #ffffff;
  box-shadow: inset 0 0 8px rgba(57, 255, 20, 0.05);
}

.btn-secondary:hover {
  background: linear-gradient(135deg, rgba(57, 255, 20, 0.3) 0%, rgba(57, 255, 20, 0.05) 100%);
  box-shadow: var(--glow-green), inset 0 0 8px rgba(57, 255, 20, 0.1);
  transform: translateY(-2px);
}

.btn-text {
  color: var(--text-secondary);
  border: 1px solid transparent;
  background: transparent;
}

.btn-text:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--border-glass);
}

/* Animations */
@keyframes logo-float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-6px) rotate(2deg); }
}

@keyframes float-slow {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-12px) rotate(4deg); }
}

@keyframes pulse-soft {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 0.9; }
}

/* Utility elements for floating colorful shapes matching reference image */
.bg-capsule {
  position: absolute;
  border-radius: 20px;
  filter: blur(1px);
  opacity: 0.65;
  animation: float-slow 8s ease-in-out infinite;
  z-index: 0;
}

.bg-capsule.pink {
  background: linear-gradient(to bottom, var(--accent-pink), rgba(255, 94, 126, 0.4));
  width: 14px;
  height: 32px;
  transform: rotate(35deg);
  box-shadow: var(--glow-pink);
}

.bg-capsule.green {
  background: linear-gradient(to bottom, var(--accent-green), rgba(57, 255, 20, 0.4));
  width: 10px;
  height: 24px;
  transform: rotate(-25deg);
  box-shadow: var(--glow-green);
}

.bg-capsule.yellow {
  background: var(--accent-yellow);
  width: 10px;
  height: 10px;
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent-yellow);
}

/* CSS Grid system for the home modules */
.modules-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 30px;
}

@media (max-width: 1024px) {
  .modules-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .modules-grid {
    grid-template-columns: 1fr;
  }
  .app-container {
    padding: 15px 20px;
  }
  header {
    flex-direction: column;
    gap: 20px;
  }
}


/* ==========================================================================
   2. HOMEPAGE / GRID STYLES (from homepage.css)
   ========================================================================== */

.main-title {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 800;
  text-align: center;
  color: var(--text-primary);
  margin-bottom: 50px;
  letter-spacing: 0.5px;
  text-shadow: 0 0 20px rgba(255, 255, 255, 0.05);
  position: relative;
}

/* Module Card Style */
.module-card {
  position: relative;
  padding: 30px 25px;
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 520px;
  border-radius: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
  transition: var(--transition-smooth);
  overflow: hidden;
}

.module-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-active);
  box-shadow: 0 12px 40px 0 rgba(0, 240, 255, 0.15);
}

/* Top ribbon / tag for "MÓDULO XX" */
.module-tag {
  position: absolute;
  top: 0;
  left: 20px;
  background: linear-gradient(to bottom, #00d2ff, #0084ff);
  color: #0b0d10;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.75rem;
  padding: 8px 10px 18px 10px;
  clip-path: polygon(0 0, 100% 0, 100% 80%, 50% 100%, 0 80%);
  letter-spacing: 1px;
  box-shadow: 0 4px 10px rgba(0, 240, 255, 0.2);
}

.module-card:nth-child(2) .module-tag {
  background: linear-gradient(to bottom, #00ffd2, #00b3ff);
}
.module-card:nth-child(3) .module-tag {
  background: linear-gradient(to bottom, #39ff14, #00b3ff);
}
.module-card:nth-child(4) .module-tag {
  background: linear-gradient(to bottom, #ffea30, #ff8400);
}
.module-card:nth-child(5) .module-tag {
  background: linear-gradient(to bottom, #ff5e7e, #ff0055);
}
.module-card:nth-child(6) .module-tag {
  background: linear-gradient(to bottom, #e066ff, #9900cc);
}

/* Class Count Text */
.class-count {
  align-self: flex-end;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 25px;
}

/* Main Icon inside cards */
.module-icon-wrapper {
  height: 120px;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 25px;
  transition: var(--transition-smooth);
}

.module-card:hover .module-icon-wrapper {
  transform: scale(1.08);
}

.module-icon {
  width: 90px;
  height: 90px;
  fill: none;
  stroke: var(--text-primary);
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  filter: drop-shadow(0 0 8px rgba(255,255,255,0.1));
  transition: var(--transition-smooth);
}

.module-card:hover .module-icon {
  stroke: var(--accent-blue);
  filter: drop-shadow(0 0 12px rgba(0, 240, 255, 0.4));
}

.module-card:nth-child(2):hover .module-icon {
  stroke: #00ffd2;
  filter: drop-shadow(0 0 12px rgba(0, 255, 210, 0.4));
}

.module-card:nth-child(3):hover .module-icon {
  stroke: var(--accent-green);
  filter: drop-shadow(0 0 12px rgba(57, 255, 20, 0.4));
}

.module-card:nth-child(4):hover .module-icon {
  stroke: var(--accent-yellow);
  filter: drop-shadow(0 0 12px rgba(255, 234, 48, 0.4));
}

.module-card:nth-child(5):hover .module-icon {
  stroke: var(--accent-pink);
  filter: drop-shadow(0 0 12px rgba(255, 94, 126, 0.4));
}

.module-card:nth-child(6):hover .module-icon {
  stroke: #e066ff;
  filter: drop-shadow(0 0 12px rgba(224, 102, 255, 0.4));
}

/* Title and Description */
.module-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  text-align: center;
  color: var(--text-primary);
  line-height: 1.25;
  margin-bottom: 12px;
  padding: 0 10px;
}

.module-description {
  font-size: 0.85rem;
  line-height: 1.5;
  text-align: center;
  color: var(--text-secondary);
  margin-bottom: 25px;
  padding: 0 10px;
  flex-grow: 0;
}

/* Module Buttons Container */
.module-buttons {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
  margin-bottom: 25px;
}

/* Progress bar system */
.module-progress-container {
  display: flex;
  align-items: center;
  gap: 15px;
  width: 100%;
  margin-bottom: 25px;
}

.module-progress-track {
  flex-grow: 1;
  height: 8px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.03);
}

.module-progress-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-green));
  border-radius: 4px;
  box-shadow: 0 0 8px rgba(0, 240, 255, 0.5);
  transition: width 1s ease-in-out;
}

.module-progress-percent {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  min-width: 30px;
  text-align: right;
}

/* Bottom visual routes / diagrams */
.module-route-diagram {
  margin-top: auto;
  border-top: 1px dashed rgba(255, 255, 255, 0.1);
  padding-top: 25px;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 90px;
}

/* Module 1: Single play video box with pointer label */
.video-eje-single {
  width: 100%;
  max-width: 200px;
  height: 52px;
  background: rgba(255, 255, 255, 0.03);
  border: 1.5px solid rgba(255, 255, 255, 0.15);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: var(--transition-smooth);
}

.module-card:hover .video-eje-single {
  border-color: rgba(0, 240, 255, 0.3);
  background: rgba(0, 240, 255, 0.02);
}

.video-eje-single svg {
  width: 22px;
  height: 22px;
  fill: var(--text-secondary);
  transition: var(--transition-smooth);
}

.module-card:hover .video-eje-single svg {
  fill: var(--accent-blue);
  filter: drop-shadow(0 0 5px rgba(0, 240, 255, 0.6));
}

/* Pointer tag matching "VIDEO EJE" label */
.video-eje-label {
  position: absolute;
  left: -90px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 6px;
}

.video-eje-label::after {
  content: '➔';
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Module 2: Connecting video blocks with arrows */
.video-eje-flow {
  display: flex;
  align-items: center;
  gap: 15px;
  width: 100%;
  justify-content: center;
}

.video-flow-box {
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1.5px solid rgba(255, 255, 255, 0.15);
  border-radius: 8px;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  color: var(--text-secondary);
  text-transform: uppercase;
  transition: var(--transition-smooth);
}

.module-card:hover .video-flow-box {
  border-color: rgba(0, 255, 210, 0.3);
}

.video-flow-arrow {
  color: var(--text-muted);
  font-size: 0.9rem;
  animation: pulse-soft 2s infinite;
}

/* Module 3: Vertical video list with title text */
.video-list-box {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.video-list-item {
  width: 100%;
  padding: 6px 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1.5px solid rgba(255, 255, 255, 0.15);
  border-radius: 8px;
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--text-secondary);
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition-smooth);
}

.module-card:hover .video-list-item {
  border-color: rgba(57, 255, 20, 0.3);
}

.video-list-item::after {
  content: '▶';
  font-size: 0.55rem;
  color: var(--text-muted);
  transition: var(--transition-smooth);
}

.module-card:hover .video-list-item::after {
  color: var(--accent-green);
}

/* Hero Call to Action Banner */
.hero-cta {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  padding: 40px;
  margin-bottom: 50px;
  border-radius: 24px;
  overflow: hidden;
  align-items: center;
  background: linear-gradient(135deg, rgba(22, 26, 33, 0.7) 0%, rgba(10, 12, 16, 0.9) 100%);
  position: relative;
}

.hero-cta-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
  z-index: 2;
}

.hero-subtitle {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-blue);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 12px;
  text-shadow: var(--glow-blue);
}

.hero-title {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1.2;
  color: var(--text-primary);
  margin-bottom: 16px;
  text-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
}

.hero-desc {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: 30px;
}

.hero-cta-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  width: 100%;
}

.btn-cta {
  padding: 12px 28px;
  font-size: 0.9rem;
}

.btn-icon {
  width: 18px;
  height: 18px;
  margin-right: 8px;
  fill: currentColor;
}

/* Right side image styling */
.hero-cta-image-wrapper {
  position: relative;
  width: 100%;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border-glass);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
  aspect-ratio: 16/9;
  z-index: 2;
}

.hero-cta-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}

.hero-cta:hover .hero-cta-image {
  transform: scale(1.05);
}

/* Glow behind the image for sci-fi look */
.hero-image-glow {
  position: absolute;
  top: -20%;
  left: -20%;
  width: 140%;
  height: 140%;
  background: radial-gradient(circle, rgba(0, 240, 255, 0.15) 0%, transparent 60%);
  z-index: 1;
  pointer-events: none;
}

/* Responsive adjustment for Hero CTA */
@media (max-width: 900px) {
  .hero-cta {
    grid-template-columns: 1fr;
    padding: 30px;
    gap: 30px;
  }
  
  .hero-title {
    font-size: 1.8rem;
  }
}


/* ==========================================================================
   3. LESSON PAGE STYLES (from lesson.css)
   ========================================================================== */

.lesson-grid {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 30px;
  margin-top: 20px;
}

@media (max-width: 1100px) {
  .lesson-grid {
    grid-template-columns: 1fr;
  }
}

/* Breadcrumbs / Tags */
.lesson-tag-line {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 15px;
}

.lesson-category {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.75rem;
  color: var(--accent-blue);
  text-transform: uppercase;
  letter-spacing: 1.5px;
}

.lesson-duration-badge {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 0.7rem;
  color: var(--text-secondary);
}

/* Video Player Container */
.video-player-container {
  width: 100%;
  aspect-ratio: 16/9;
  position: relative;
  overflow: hidden;
  border-radius: 16px;
  background: #050608;
  border: 1px solid var(--border-glass);
  box-shadow: 0 15px 40px rgba(0,0,0,0.5);
  display: flex;
  flex-direction: column;
}

.video-player-container:hover {
  border-color: rgba(0, 240, 255, 0.2);
}

/* Video Player and Overlays */
#lesson-youtube-player {
  width: 100%;
  height: 100%;
  border: none;
  flex-grow: 1;
}

.video-click-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: calc(100% - 60px); /* Leave the controls area clickable */
  z-index: 4;
  cursor: pointer;
}

.video-hud-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 3;
  padding: 20px;
  box-sizing: border-box;
  font-family: var(--font-sans);
  font-size: 0.65rem;
  font-weight: 700;
  color: rgba(0, 240, 255, 0.45);
  letter-spacing: 1.5px;
}

.hud-top-left {
  position: absolute;
  top: 20px;
  left: 20px;
  animation: pulse-soft 2s infinite;
}

.hud-top-right {
  position: absolute;
  top: 20px;
  right: 20px;
  text-transform: uppercase;
}

.hud-bottom-left {
  position: absolute;
  bottom: 80px;
  left: 20px;
  border-bottom: 1.5px solid rgba(0, 240, 255, 0.35);
  padding-bottom: 4px;
  width: 90px;
  text-align: center;
}

.hud-bottom-right {
  position: absolute;
  bottom: 80px;
  right: 20px;
  color: var(--accent-green);
  text-shadow: var(--glow-green);
}

.hud-reticle {
  position: absolute;
  top: 45%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 32px;
  height: 32px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 50%;
}

.hud-reticle::before, .hud-reticle::after {
  content: '';
  position: absolute;
  background: rgba(255, 255, 255, 0.08);
}

.hud-reticle::before {
  top: 50%;
  left: -6px;
  width: 44px;
  height: 1px;
  transform: translateY(-50%);
}

.hud-reticle::after {
  left: 50%;
  top: -6px;
  height: 44px;
  width: 1px;
  transform: translateX(-50%);
}

/* Custom Controls Bar */
.video-controls {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  background: linear-gradient(to top, rgba(10, 11, 13, 0.95) 0%, rgba(10, 11, 13, 0.7) 70%, transparent 100%);
  padding: 15px 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transform: translateY(0);
  transition: transform 0.3s ease;
  z-index: 10;
  border-top: 1px solid rgba(255, 255, 255, 0.03);
}

/* Timeline Slider */
.timeline-slider-container {
  display: flex;
  align-items: center;
  width: 100%;
}

.timeline-slider {
  -webkit-appearance: none;
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 3px;
  outline: none;
  cursor: pointer;
  position: relative;
  transition: var(--transition-smooth);
}

.timeline-slider:hover {
  height: 8px;
}

.timeline-slider::-webkit-slider-runnable-track {
  width: 100%;
  height: 100%;
  cursor: pointer;
}

.timeline-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent-blue);
  box-shadow: var(--glow-blue);
  cursor: pointer;
  margin-top: -3px;
  transition: transform 0.15s ease;
}

.timeline-slider:hover::-webkit-slider-thumb {
  transform: scale(1.2);
  background: var(--text-primary);
}

/* Controls Grid */
.controls-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.controls-left, .controls-right {
  display: flex;
  align-items: center;
  gap: 18px;
}

.control-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-smooth);
}

.control-btn:hover {
  color: var(--accent-blue);
  transform: scale(1.1);
}

.control-btn svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

/* Volume Control */
.volume-container {
  display: flex;
  align-items: center;
  gap: 8px;
}

.volume-slider {
  -webkit-appearance: none;
  width: 65px;
  height: 4px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 2px;
  outline: none;
}

.volume-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--text-primary);
  cursor: pointer;
}

/* Time indicator */
.time-display {
  font-size: 0.8rem;
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.5px;
}

/* Selector dropdowns for Quality/Speed */
.player-select {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  color: var(--text-secondary);
  font-size: 0.75rem;
  font-family: var(--font-display);
  font-weight: 600;
  padding: 4px 8px;
  border-radius: 6px;
  cursor: pointer;
  outline: none;
  transition: var(--transition-smooth);
}

.player-select:hover {
  color: var(--text-primary);
  border-color: rgba(255, 255, 255, 0.2);
}

.player-select option {
  background: var(--bg-darkest);
  color: var(--text-primary);
}

/* Big play overlay before playing */
.video-overlay-play {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: rgba(16, 18, 22, 0.8);
  border: 2px solid var(--accent-blue);
  box-shadow: var(--glow-blue), inset 0 0 15px rgba(0, 240, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 5;
  transition: var(--transition-smooth);
}

.video-overlay-play:hover {
  transform: translate(-50%, -50%) scale(1.08);
  background: var(--accent-blue);
  color: var(--bg-darkest);
}

.video-overlay-play svg {
  width: 32px;
  height: 32px;
  fill: currentColor;
  margin-left: 4px;
}

/* Title & Meta Info */
.lesson-title-section {
  margin-top: 25px;
  margin-bottom: 25px;
}

.lesson-title {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

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

/* Tabs for theoretical content */
.theory-tabs-nav {
  display: flex;
  border-bottom: 1px solid var(--border-glass);
  gap: 20px;
  margin-bottom: 20px;
}

.tab-trigger {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 10px 5px;
  cursor: pointer;
  position: relative;
  transition: var(--transition-smooth);
}

.tab-trigger:hover, .tab-trigger.active {
  color: var(--accent-blue);
}

.tab-trigger::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-blue);
  transition: var(--transition-smooth);
}

.tab-trigger.active::after {
  width: 100%;
}

.tab-content-panel {
  display: none;
}

.tab-content-panel.active {
  display: block;
}

/* Theoretical Cards Grid */
.theory-cards-container {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.theory-card {
  padding: 24px;
  display: flex;
  gap: 20px;
}

.theory-card-illus {
  width: 70px;
  height: 70px;
  flex-shrink: 0;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.02);
  display: flex;
  align-items: center;
  justify-content: center;
}

.theory-card-illus svg {
  width: 44px;
  height: 44px;
  fill: none;
  stroke: var(--accent-blue);
  stroke-width: 1.5;
}

.theory-card:nth-child(2n) .theory-card-illus svg {
  stroke: var(--accent-green);
}

.theory-card-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  margin-bottom: 6px;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.theory-card-year {
  font-size: 0.8rem;
  background: rgba(0, 240, 255, 0.1);
  color: var(--accent-blue);
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 600;
}

.theory-card:nth-child(2n) .theory-card-year {
  background: rgba(57, 255, 20, 0.1);
  color: var(--accent-green);
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 600;
}

.theory-card-desc {
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--text-secondary);
}

/* SIDEBAR: Playlist Component */
.sidebar-section {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.playlist-card {
  padding: 24px;
}

.playlist-header {
  margin-bottom: 20px;
}

.playlist-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  margin-bottom: 12px;
  color: var(--text-primary);
}

/* Progress bar inside sidebar */
.playlist-progress-info {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.playlist-progress-bar {
  height: 6px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 3px;
  overflow: hidden;
}

.playlist-progress-fill {
  height: 100%;
  width: 40%;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-green));
}

/* Playlist list items */
.playlist-items {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.playlist-item {
  width: 100%;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid transparent;
  background: rgba(255, 255, 255, 0.02);
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.playlist-item:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.05);
}

.playlist-item.completed {
  opacity: 0.75;
}

.playlist-item.active {
  background: rgba(0, 240, 255, 0.05);
  border-color: var(--border-active);
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.1);
  opacity: 1;
}

.playlist-item-state {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.completed .playlist-item-state {
  background: rgba(57, 255, 20, 0.1);
  color: var(--accent-green);
  border: 1px solid rgba(57, 255, 20, 0.2);
}

.active .playlist-item-state {
  background: rgba(0, 240, 255, 0.1);
  color: var(--accent-blue);
  border: 1px solid rgba(0, 240, 255, 0.25);
  animation: pulse-soft 2s infinite;
}

.locked .playlist-item-state {
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-muted);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.playlist-item-state svg {
  width: 12px;
  height: 12px;
  fill: currentColor;
}

.playlist-item-details {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
  text-align: left;
}

.playlist-item-title {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  transition: var(--transition-smooth);
}

.playlist-item.active .playlist-item-title {
  color: var(--text-primary);
}

.playlist-item:hover .playlist-item-title {
  color: var(--text-primary);
}

.playlist-item-duration {
  font-size: 0.7rem;
  color: var(--text-muted);
}

/* Sidebar Downloads Widget */
.downloads-card {
  padding: 24px;
}

.downloads-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  margin-bottom: 15px;
  color: var(--text-primary);
}

.download-items {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.download-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.04);
  border-radius: 10px;
  transition: var(--transition-smooth);
}

.download-item:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.08);
}

.download-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.download-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: rgba(0, 240, 255, 0.1);
  color: var(--accent-blue);
  display: flex;
  align-items: center;
  justify-content: center;
}

.download-item:nth-child(2n) .download-icon {
  background: rgba(57, 255, 20, 0.1);
  color: var(--accent-green);
}

.download-icon svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.download-meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.download-name {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-primary);
}

.download-size {
  font-size: 0.7rem;
  color: var(--text-muted);
}

/* Download Feedback Modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(5px);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-smooth);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.modal-content {
  padding: 30px;
  width: 90%;
  max-width: 400px;
  text-align: center;
}

.modal-spinner {
  width: 50px;
  height: 50px;
  border: 3px solid rgba(0, 240, 255, 0.15);
  border-top-color: var(--accent-blue);
  border-radius: 50%;
  margin: 0 auto 20px auto;
  animation: logo-float 2s infinite, spin-loader 0.8s linear infinite;
}

@keyframes spin-loader {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.modal-success-icon {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: rgba(57, 255, 20, 0.1);
  border: 1.5px solid var(--accent-green);
  color: var(--accent-green);
  display: none;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px auto;
  font-size: 1.5rem;
  box-shadow: var(--glow-green);
}

.modal-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  margin-bottom: 8px;
}

.modal-text {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* Buffering overlay for YouTube Player */
.video-buffer-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(8, 10, 14, 0.85);
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 4;
  pointer-events: none;
}

.video-buffer-overlay.active {
  display: flex;
}

.video-spinner {
  width: 50px;
  height: 50px;
  border: 3.5px solid rgba(0, 240, 255, 0.15);
  border-top-color: var(--accent-blue);
  border-radius: 50%;
  animation: spin-loader 0.8s linear infinite;
  margin-bottom: 20px;
}

.buffer-text {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: 0.5px;
}

/* Timeline styles inside Tab */
.timeline-wrapper {
  position: relative;
  padding-left: 30px;
  margin: 15px 0;
}
.timeline-wrapper::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 0;
  width: 2px;
  height: 100%;
  background: rgba(255, 255, 255, 0.08);
}
.timeline-node {
  position: relative;
  margin-bottom: 30px;
}
.timeline-node::before {
  content: '';
  position: absolute;
  left: -28px;
  top: 4px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--bg-darkest);
  border: 2px solid var(--accent-blue);
  box-shadow: var(--glow-blue);
  transition: var(--transition-smooth);
}
.timeline-node:nth-child(2n)::before {
  border-color: var(--accent-green);
  box-shadow: var(--glow-green);
}
.timeline-node:hover::before {
  transform: scale(1.3);
}
.timeline-date {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.95rem;
  color: var(--accent-blue);
  margin-bottom: 5px;
}
.timeline-node:nth-child(2n) .timeline-date {
  color: var(--accent-green);
}
.timeline-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-primary);
}
.timeline-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* Quiz styles inside Tab */
.quiz-container {
  display: flex;
  flex-direction: column;
  gap: 25px;
}
.quiz-card {
  padding: 24px;
}
.quiz-question {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 15px;
  color: var(--text-primary);
}
.quiz-options {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.quiz-option {
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 8px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition-smooth);
}
.quiz-option:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--border-glass);
  color: var(--text-primary);
}

/* ==========================================================================
   3. CONTACT PAGE / FORM & SOCIAL MEDIA STYLES
   ========================================================================== */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 40px;
  margin-top: 20px;
  margin-bottom: 40px;
}

@media (max-width: 900px) {
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
}

.contact-info-panel {
  display: flex;
  flex-direction: column;
  gap: 25px;
}

.contact-header {
  margin-bottom: 10px;
}

.contact-header h2 {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 12px;
  letter-spacing: 0.5px;
  text-shadow: 0 0 20px rgba(255, 255, 255, 0.05);
}

.contact-header p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

.contact-cards-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

@media (max-width: 480px) {
  .contact-cards-container {
    grid-template-columns: 1fr;
  }
}

.social-card {
  padding: 24px;
  border-radius: 16px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
  text-decoration: none;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
  transition: var(--transition-smooth);
}

.social-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 10% 10%, rgba(255,255,255,0.05), transparent 60%);
  pointer-events: none;
}

.social-card:hover {
  transform: translateY(-4px);
}

.social-icon-wrapper {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-smooth);
}

.social-card .social-icon {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: var(--text-primary);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: var(--transition-smooth);
}

/* YouTube (Accent Pink) */
.social-card.youtube {
  border-color: rgba(255, 94, 126, 0.15);
}
.social-card.youtube:hover {
  border-color: var(--accent-pink);
  box-shadow: var(--glow-pink);
}
.social-card.youtube .social-icon-wrapper {
  background: rgba(255, 94, 126, 0.1);
}
.social-card.youtube:hover .social-icon-wrapper {
  background: rgba(255, 94, 126, 0.25);
  box-shadow: 0 0 12px rgba(255, 94, 126, 0.3);
}
.social-card.youtube:hover .social-icon {
  stroke: var(--accent-pink);
  filter: drop-shadow(0 0 5px rgba(255, 94, 126, 0.6));
}

/* Instagram (Accent Yellow) */
.social-card.instagram {
  border-color: rgba(255, 234, 48, 0.15);
}
.social-card.instagram:hover {
  border-color: var(--accent-yellow);
  box-shadow: 0 0 15px rgba(255, 234, 48, 0.3);
}
.social-card.instagram .social-icon-wrapper {
  background: rgba(255, 234, 48, 0.08);
}
.social-card.instagram:hover .social-icon-wrapper {
  background: rgba(255, 234, 48, 0.22);
  box-shadow: 0 0 12px rgba(255, 234, 48, 0.3);
}
.social-card.instagram:hover .social-icon {
  stroke: var(--accent-yellow);
  filter: drop-shadow(0 0 5px rgba(255, 234, 48, 0.6));
}

/* Facebook (Accent Blue) */
.social-card.facebook {
  border-color: rgba(0, 240, 255, 0.15);
}
.social-card.facebook:hover {
  border-color: var(--accent-blue);
  box-shadow: var(--glow-blue);
}
.social-card.facebook .social-icon-wrapper {
  background: rgba(0, 240, 255, 0.08);
}
.social-card.facebook:hover .social-icon-wrapper {
  background: rgba(0, 240, 255, 0.22);
  box-shadow: 0 0 12px rgba(0, 240, 255, 0.3);
}
.social-card.facebook:hover .social-icon {
  stroke: var(--accent-blue);
  filter: drop-shadow(0 0 5px rgba(0, 240, 255, 0.6));
}

/* Email (Accent Green) */
.social-card.email {
  border-color: rgba(57, 255, 20, 0.15);
}
.social-card.email:hover {
  border-color: var(--accent-green);
  box-shadow: var(--glow-green);
}
.social-card.email .social-icon-wrapper {
  background: rgba(57, 255, 20, 0.08);
}
.social-card.email:hover .social-icon-wrapper {
  background: rgba(57, 255, 20, 0.22);
  box-shadow: 0 0 12px rgba(57, 255, 20, 0.3);
}
.social-card.email:hover .social-icon {
  stroke: var(--accent-green);
  filter: drop-shadow(0 0 5px rgba(57, 255, 20, 0.6));
}

.social-title {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 4px;
}

.social-handle {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* Contact Form Components */
.form-panel {
  padding: 35px;
  border-radius: 24px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  position: relative;
}

.form-label {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-secondary);
  transition: var(--transition-smooth);
}

.form-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 14px 16px;
  background: rgba(10, 11, 13, 0.5);
  border: 1.5px solid var(--border-glass);
  border-radius: 10px;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  outline: none;
  transition: var(--transition-smooth);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-select {
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
  padding-right: 40px;
}

/* Dropdown arrow for custom select */
.select-wrapper::after {
  content: '▼';
  font-size: 0.65rem;
  color: var(--text-muted);
  position: absolute;
  right: 18px;
  pointer-events: none;
  transition: var(--transition-smooth);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--accent-blue);
  box-shadow: 0 0 10px rgba(0, 240, 255, 0.15);
  background: rgba(10, 11, 13, 0.8);
}

/* Active focus color for label */
.form-group:focus-within .form-label {
  color: var(--accent-blue);
  text-shadow: 0 0 5px rgba(0, 240, 255, 0.2);
}

.form-submit-btn {
  margin-top: 10px;
  padding: 14px 28px;
  font-size: 0.85rem;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  border: none;
}

/* Form success panel */
.form-success-container {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 40px 20px;
  min-height: 380px;
  animation: fadeIn 0.5s ease-out forwards;
}

.success-circle {
  width: 76px;
  height: 76px;
  border-radius: 50%;
  background: rgba(57, 255, 20, 0.08);
  border: 2px solid var(--accent-green);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 25px;
  box-shadow: var(--glow-green);
  font-size: 1.8rem;
  color: var(--accent-green);
  animation: scaleUp 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

.success-title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.success-text {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
  max-width: 320px;
  margin-bottom: 25px;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes scaleUp {
  from { transform: scale(0.6); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}