/* ==========================================================================
   JIU + LAB - PREMIUM BJJ ACADEMY DESIGN SYSTEM
   Font: Montserrat (Google Fonts)
   Colors: Dark Tech Black, Crimson Red, Deep Navy, Subtle Cyber Glow
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Montserrat:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,400;1,700&display=swap');

/* --- CUSTOM PROPERTIES --- */
:root {
  /* Color Palette */
  --bg-color: #08090c;
  --bg-surface: #101217;
  --bg-surface-glass: rgba(16, 18, 23, 0.7);
  --bg-surface-glass-hover: rgba(22, 25, 32, 0.85);
  
  --primary: #e61e2a;         /* Crimson Red from logo */
  --primary-hover: #ff2a37;
  --primary-glow: rgba(230, 30, 42, 0.35);
  
  --secondary: #0d1b2a;       /* Deep Navy from logo */
  --secondary-glow: rgba(13, 27, 42, 0.5);
  
  --accent-cyan: #00f2fe;     /* Lab glow cyan */
  --accent-cyan-glow: rgba(0, 242, 254, 0.3);
  
  --text-primary: #ffffff;
  --text-secondary: #a0a5b5;
  --text-muted: #626775;
  
  --border-color: rgba(255, 255, 255, 0.05);
  --border-color-active: rgba(230, 30, 42, 0.5);
  --border-color-cyan: rgba(0, 242, 254, 0.4);
  
  /* Typography */
  --font-family: 'Montserrat', sans-serif;
  
  /* Transitions & Animation */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  --transition-slow: 0.6s cubic-bezier(0.25, 1, 0.5, 1);
  
  /* Shadows & Blur */
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.7);
  --shadow-glow: 0 0 20px var(--primary-glow);
  --shadow-cyan-glow: 0 0 20px var(--accent-cyan-glow);
  --glass-blur: blur(12px);
}

/* --- RESET & BASE STYLES --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-color);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

/* Cyber Tech Grid Background Decoration */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-image: 
    linear-gradient(rgba(255, 255, 255, 0.003) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.003) 1px, transparent 1px);
  background-size: 40px 40px;
  background-position: center;
  z-index: -2;
  pointer-events: none;
}

/* Glowing background ambient lights */
.ambient-glow-1 {
  position: fixed;
  top: 15%;
  right: -10%;
  width: 45vw;
  height: 45vw;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(230, 30, 42, 0.08) 0%, transparent 70%);
  z-index: -1;
  pointer-events: none;
  filter: blur(80px);
  animation: pulse-slow 12s infinite alternate;
}

.ambient-glow-2 {
  position: fixed;
  bottom: 10%;
  left: -10%;
  width: 50vw;
  height: 50vw;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 242, 254, 0.05) 0%, transparent 70%);
  z-index: -1;
  pointer-events: none;
  filter: blur(100px);
  animation: pulse-slow 18s infinite alternate-reverse;
}

/* --- TYPOGRAPHY UTILITIES --- */
h1, h2, h3, h4, h5, h6 {
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); position: relative; margin-bottom: 2.5rem; text-transform: uppercase; }
h3 { font-size: clamp(1.3rem, 2vw, 1.8rem); margin-bottom: 1rem; }
p { color: var(--text-secondary); font-size: 1rem; font-weight: 400; }
a { color: inherit; text-decoration: none; transition: var(--transition-fast); }

/* Title Deco Line */
h2.deco-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent-cyan));
  border-radius: 2px;
}

h2.deco-title.center::after {
  left: 50%;
  transform: translateX(-50%);
}

.text-gradient {
  background: linear-gradient(135deg, #ffffff 30%, #a0a5b5 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-gradient-primary {
  background: linear-gradient(135deg, #ffffff 40%, var(--primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* --- SCROLLBAR --- */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bg-color);
}
::-webkit-scrollbar-thumb {
  background: #1b1e25;
  border-radius: 5px;
  border: 2px solid var(--bg-color);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--primary);
}

/* --- BUTTONS --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-family);
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 1rem 2rem;
  border-radius: 4px;
  border: none;
  cursor: pointer;
  transition: var(--transition-normal);
  gap: 0.75rem;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: var(--shadow-glow);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transform: translateX(-100%);
  transition: 0.5s ease;
  z-index: -1;
}

.btn-primary:hover::before {
  transform: translateX(100%);
}

.btn-primary:hover {
  background: var(--primary-hover);
  box-shadow: 0 0 25px var(--primary);
  transform: translateY(-2px);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  backdrop-filter: var(--glass-blur);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--text-primary);
  transform: translateY(-2px);
}

.btn-cyan {
  background: transparent;
  color: var(--accent-cyan);
  border: 1px solid var(--border-color-cyan);
  box-shadow: var(--shadow-cyan-glow);
}

.btn-cyan:hover {
  background: rgba(0, 242, 254, 0.1);
  box-shadow: 0 0 25px var(--accent-cyan);
  transform: translateY(-2px);
}

/* --- HEADER & NAVIGATION --- */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: rgba(8, 9, 12, 0.4);
  backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition-normal);
}

header.scrolled {
  background: rgba(8, 9, 12, 0.85);
  box-shadow: var(--shadow-sm);
  padding: 0.5rem 0;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.25rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-container img {
  height: 40px;
  display: block;
  transition: var(--transition-normal);
}

header.scrolled .logo-container img {
  height: 34px;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-links a {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
  position: relative;
  padding: 0.5rem 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: var(--transition-normal);
}

.nav-links a:hover {
  color: #fff;
}

.nav-links a.active {
  color: #fff;
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.menu-toggle {
  display: none;
  background: transparent;
  border: none;
  color: #fff;
  font-size: 1.5rem;
  cursor: pointer;
}

/* Reading Progress Bar */
.scroll-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent-cyan));
  width: 0%;
  transition: width 0.1s ease;
}

/* --- HERO SECTION --- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: 100px;
  overflow: hidden;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  padding: 4rem 2rem;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
  align-items: center;
}

.hero-content {
  z-index: 10;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(230, 30, 42, 0.1);
  border: 1px solid rgba(230, 30, 42, 0.2);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.4rem 1rem;
  border-radius: 50px;
  margin-bottom: 1.5rem;
  animation: fade-in-down 0.8s ease;
}

.hero-tag i {
  color: var(--accent-cyan);
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 900;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  line-height: 1.1;
  animation: fade-in-left 1s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  max-width: 580px;
  animation: fade-in-left 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-buttons {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  animation: fade-in-left 1.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-graphic {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 5;
  animation: fade-in-right 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-logo-wrapper {
  position: relative;
  width: 100%;
  max-width: 400px;
  padding: 2rem;
  background: radial-gradient(circle, rgba(16, 18, 23, 0.8) 0%, rgba(8, 9, 12, 0.5) 100%);
  border-radius: 20px;
  border: 1px solid var(--border-color);
  backdrop-filter: var(--glass-blur);
  box-shadow: var(--shadow-lg);
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-logo-wrapper::before {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: 22px;
  background: linear-gradient(135deg, var(--primary), transparent 40%, var(--accent-cyan));
  z-index: -1;
  opacity: 0.3;
}

.hero-logo-wrapper img {
  width: 85%;
  height: auto;
  filter: drop-shadow(0 0 15px rgba(255, 255, 255, 0.05));
  animation: float 6s ease-in-out infinite;
}

.tech-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3.5rem;
  border-top: 1px solid var(--border-color);
  padding-top: 2rem;
  animation: fade-in-up 1.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.stat-item h4 {
  font-size: 2rem;
  font-weight: 900;
  color: #fff;
}

.stat-item h4 span {
  color: var(--primary);
}

.stat-item p {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* --- SECTION DEFAULTS --- */
section {
  padding: 8rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

/* --- CONCEITO SECTION --- */
.concept-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 4rem;
}

.concept-card {
  background: var(--bg-surface-glass);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 3rem 2.5rem;
  transition: var(--transition-normal);
  backdrop-filter: var(--glass-blur);
  position: relative;
  overflow: hidden;
}

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

.concept-card:hover {
  transform: translateY(-5px);
  background: var(--bg-surface-glass-hover);
  border-color: var(--border-color-active);
  box-shadow: var(--shadow-md);
}

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

.concept-icon {
  width: 60px;
  height: 60px;
  border-radius: 8px;
  background: rgba(230, 30, 42, 0.07);
  border: 1px solid rgba(230, 30, 42, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 2rem;
  font-size: 1.5rem;
  color: var(--primary);
  transition: var(--transition-normal);
}

.concept-card:hover .concept-icon {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  box-shadow: 0 0 15px var(--primary-glow);
}

.concept-card h3 {
  color: #fff;
}

.concept-card p {
  font-size: 0.95rem;
}

/* --- LAB PROGRAMS SECTION --- */
.programs-container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.program-card {
  height: 420px;
  background: var(--bg-surface-glass);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  backdrop-filter: var(--glass-blur);
  transition: var(--transition-slow);
  position: relative;
  overflow: hidden;
}

/* Tech elements decoration inside cards */
.program-card::after {
  content: '';
  position: absolute;
  bottom: -20px;
  right: -20px;
  width: 100px;
  height: 100px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.01) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.program-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-color-cyan);
  box-shadow: var(--shadow-cyan-glow);
  background: var(--bg-surface-glass-hover);
}

.program-level {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.3rem 0.8rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 4px;
  align-self: flex-start;
  color: var(--text-secondary);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.program-card:hover .program-level {
  background: rgba(0, 242, 254, 0.1);
  color: var(--accent-cyan);
  border-color: rgba(0, 242, 254, 0.2);
}

.program-content h3 {
  margin-top: 1.5rem;
  color: #fff;
}

.program-content p {
  font-size: 0.85rem;
  line-height: 1.5;
  margin-bottom: 2rem;
}

.program-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-primary);
  cursor: pointer;
}

.program-link i {
  font-size: 0.75rem;
  transition: transform var(--transition-fast);
}

.program-card:hover .program-link i {
  transform: translateX(5px);
  color: var(--accent-cyan);
}

/* --- SCIENTIFIC METHOD SECTION --- */
.method-timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  position: relative;
  margin-top: 4rem;
}

/* Connecting Line */
.method-timeline::after {
  content: '';
  position: absolute;
  top: 110px;
  left: 10%;
  width: 80%;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--accent-cyan));
  z-index: 1;
  opacity: 0.3;
}

.method-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  z-index: 5;
}

.method-num {
  font-size: 0.9rem;
  font-weight: 800;
  color: var(--accent-cyan);
  margin-bottom: 1rem;
  letter-spacing: 0.05em;
  background: rgba(0, 242, 254, 0.05);
  border: 1px solid rgba(0, 242, 254, 0.15);
  padding: 0.3rem 0.8rem;
  border-radius: 4px;
}

.method-node {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--bg-surface);
  border: 2px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: #fff;
  margin-bottom: 2rem;
  transition: var(--transition-normal);
  position: relative;
  box-shadow: var(--shadow-sm);
}

.method-node::before {
  content: '';
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 1px dashed rgba(255, 255, 255, 0.1);
  opacity: 0.5;
}

.method-step:hover .method-node {
  border-color: var(--primary);
  background: var(--primary);
  box-shadow: var(--shadow-glow);
  transform: scale(1.1);
}

.method-step:hover .method-node::before {
  animation: rotate 10s linear infinite;
  border-color: var(--primary-glow);
  opacity: 1;
}

.method-step h3 {
  font-size: 1.15rem;
  color: #fff;
  margin-bottom: 0.5rem;
}

.method-step p {
  font-size: 0.85rem;
  max-width: 240px;
}

/* --- GRADE DE AULAS (LAB SCHEDULE) --- */
.schedule-controls {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 3rem;
  margin-bottom: 3.5rem;
  flex-wrap: wrap;
}

.schedule-btn {
  background: var(--bg-surface-glass);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-family: var(--font-family);
  font-weight: 600;
  font-size: 0.85rem;
  padding: 0.75rem 1.5rem;
  border-radius: 4px;
  cursor: pointer;
  transition: var(--transition-fast);
  backdrop-filter: var(--glass-blur);
}

.schedule-btn:hover,
.schedule-btn.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  box-shadow: var(--shadow-glow);
}

.schedule-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  transition: var(--transition-slow);
}

.schedule-card {
  background: var(--bg-surface-glass);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 180px;
  backdrop-filter: var(--glass-blur);
  transition: var(--transition-normal);
  position: relative;
}

.schedule-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-3px);
  background: var(--bg-surface-glass-hover);
}

.schedule-time {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--accent-cyan);
  font-size: 0.85rem;
  font-weight: 700;
}

.schedule-info {
  margin-top: 1rem;
}

.schedule-info h4 {
  font-size: 1.2rem;
  color: #fff;
  margin-bottom: 0.25rem;
}

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

.schedule-coach {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.03);
  padding-top: 1rem;
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.schedule-coach i {
  color: var(--primary);
}

/* --- SCIENTISTS (COACHES) SECTION --- */
.coaches-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 4rem;
}

.coach-card {
  background: var(--bg-surface-glass);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  overflow: hidden;
  backdrop-filter: var(--glass-blur);
  transition: var(--transition-normal);
}

.coach-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-color-active);
  box-shadow: var(--shadow-md);
}

.coach-img {
  width: 100%;
  height: 320px;
  background-color: #1a1e27;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  overflow: hidden;
}

/* We will style this nicely even without images, using solid overlays or gradients */
.coach-img::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 40%;
  background: linear-gradient(to top, var(--bg-surface), transparent);
}

.coach-placeholder {
  font-size: 5rem;
  color: rgba(255, 255, 255, 0.03);
  position: absolute;
}

.coach-info {
  padding: 2rem;
  position: relative;
}

.coach-belt {
  position: absolute;
  top: -15px;
  left: 2rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.3rem 0.8rem;
  border-radius: 4px;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: var(--shadow-sm);
}

/* Red/Black belt theme matching BJJ */
.coach-belt.red-black {
  background: linear-gradient(90deg, #000 40%, var(--primary) 40%, var(--primary) 60%, #000 60%);
  background-size: 200% 100%;
  animation: shine 5s infinite;
}

.coach-belt.black {
  background: #000;
  border-color: var(--primary);
  color: #fff;
}

.coach-belt.brown {
  background: #5c3a21;
}

.coach-info h3 {
  margin-top: 0.5rem;
  font-size: 1.35rem;
  color: #fff;
}

.coach-spec {
  color: var(--accent-cyan);
  font-size: 0.8rem;
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

.coach-bio {
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--text-secondary);
}

/* --- THE LAB (FACILITY) SECTION --- */
.facility-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
  align-items: center;
}

.facility-content {
  z-index: 10;
}

.facility-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-top: 3rem;
}

.feature-item {
  display: flex;
  gap: 1rem;
}

.feature-icon {
  font-size: 1.25rem;
  color: var(--accent-cyan);
  margin-top: 0.25rem;
}

.feature-text h4 {
  font-size: 1rem;
  color: #fff;
  margin-bottom: 0.25rem;
}

.feature-text p {
  font-size: 0.85rem;
}

.facility-visual {
  position: relative;
  height: 480px;
  background: radial-gradient(circle, rgba(16, 18, 23, 0.9) 0%, rgba(8, 9, 12, 0.7) 100%);
  border-radius: 16px;
  border: 1px solid var(--border-color);
  overflow: hidden;
  backdrop-filter: var(--glass-blur);
  display: flex;
  justify-content: center;
  align-items: center;
}

.facility-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('assets/logo_mark.png') no-repeat center;
  background-size: 40%;
  opacity: 0.05;
}

/* --- TESTIMONIALS CAROUSEL --- */
.testimonials {
  position: relative;
  overflow: hidden;
}

.carousel-viewport {
  overflow: hidden;
  width: 100%;
  margin-top: 4rem;
}

.carousel-container {
  display: flex;
  transition: transform var(--transition-slow);
  gap: 2rem;
}

.testimonial-card {
  min-width: calc(50% - 1rem);
  flex-shrink: 0;
  background: var(--bg-surface-glass);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 3rem;
  backdrop-filter: var(--glass-blur);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 280px;
  position: relative;
}

.testimonial-card::after {
  content: '"';
  position: absolute;
  top: 1rem;
  right: 2rem;
  font-size: 6rem;
  color: rgba(255, 255, 255, 0.02);
  font-family: Georgia, serif;
  font-weight: bold;
}

.testimonial-quote {
  font-size: 1.05rem;
  font-style: italic;
  color: var(--text-primary);
  margin-bottom: 2rem;
}

.testimonial-user {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.user-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--secondary);
  border: 2px solid var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: #fff;
  font-size: 0.95rem;
}

.user-info h4 {
  font-size: 0.95rem;
  color: #fff;
}

.user-info p {
  font-size: 0.75rem;
  color: var(--accent-cyan);
  font-weight: 700;
  text-transform: uppercase;
}

.carousel-controls {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 3rem;
}

.carousel-btn {
  background: var(--bg-surface-glass);
  border: 1px solid var(--border-color);
  color: #fff;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
  backdrop-filter: var(--glass-blur);
}

.carousel-btn:hover {
  background: var(--primary);
  border-color: var(--primary);
  box-shadow: var(--shadow-glow);
}

/* --- CONTACT & APPLICATION FORM --- */
.contact-section {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 4rem;
  align-items: flex-start;
}

.contact-info h2 {
  margin-bottom: 1.5rem;
}

.contact-desc {
  font-size: 1.05rem;
  margin-bottom: 3rem;
}

.contact-details {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.contact-icon-wrapper {
  width: 48px;
  height: 48px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 1.1rem;
  transition: var(--transition-fast);
}

.contact-item:hover .contact-icon-wrapper {
  color: #fff;
  background: var(--primary);
  border-color: var(--primary);
  box-shadow: var(--shadow-glow);
}

.contact-text h4 {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.contact-text p {
  font-size: 0.95rem;
  color: #fff;
  margin-top: 0.15rem;
}

.contact-form-wrapper {
  background: var(--bg-surface-glass);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 3.5rem 3rem;
  backdrop-filter: var(--glass-blur);
  box-shadow: var(--shadow-lg);
  position: relative;
}

.contact-form-wrapper::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent-cyan));
  border-radius: 16px 16px 0 0;
}

.form-group {
  margin-bottom: 1.5rem;
  position: relative;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  letter-spacing: 0.05em;
}

.form-input {
  width: 100%;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  padding: 1rem;
  color: #fff;
  font-family: var(--font-family);
  font-size: 0.95rem;
  transition: var(--transition-fast);
}

.form-input:focus {
  outline: none;
  background: rgba(255, 255, 255, 0.06);
  border-color: var(--border-color-active);
  box-shadow: 0 0 10px rgba(230, 30, 42, 0.15);
}

select.form-input option {
  background: var(--bg-surface);
  color: #fff;
}

.form-submit-btn {
  width: 100%;
  margin-top: 1rem;
}

/* --- FOOTER --- */
footer {
  background: #040507;
  border-top: 1px solid var(--border-color);
  padding: 5rem 2rem 2rem;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 1fr;
  gap: 4rem;
}

.footer-brand img {
  height: 36px;
  margin-bottom: 1.5rem;
}

.footer-brand p {
  font-size: 0.9rem;
  max-width: 320px;
  margin-bottom: 2rem;
}

.social-links {
  display: flex;
  gap: 1rem;
}

.social-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  color: var(--text-secondary);
  transition: var(--transition-fast);
}

.social-btn:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
  box-shadow: var(--shadow-glow);
  transform: translateY(-2px);
}

.footer-links h4,
.footer-hours h4 {
  font-size: 0.85rem;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 1.5rem;
  letter-spacing: 0.05em;
}

.footer-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

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

.footer-list a:hover {
  color: #fff;
  padding-left: 3px;
}

.hours-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.hours-grid span:nth-child(even) {
  color: #fff;
  font-weight: 600;
}

.footer-bottom {
  max-width: 1200px;
  margin: 4rem auto 0;
  border-top: 1px solid rgba(255, 255, 255, 0.03);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-bottom-links {
  display: flex;
  gap: 2rem;
}

.footer-bottom-links a:hover {
  color: var(--text-secondary);
}

/* --- MODAL DIALOGS --- */
.modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  background: rgba(4, 5, 7, 0.8);
  backdrop-filter: blur(8px);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

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

.modal-content {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  width: 100%;
  max-width: 500px;
  padding: 3rem;
  box-shadow: var(--shadow-lg);
  position: relative;
  transform: scale(0.9);
  transition: transform var(--transition-normal);
}

.modal.active .modal-content {
  transform: scale(1);
}

.modal-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  transition: var(--transition-fast);
}

.modal-close:hover {
  color: #fff;
}

.modal h3 {
  font-size: 1.8rem;
  color: #fff;
  margin-bottom: 0.5rem;
}

.modal p {
  font-size: 0.9rem;
  margin-bottom: 2rem;
}

/* --- ANIMATIONS --- */
@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-15px); }
  100% { transform: translateY(0px); }
}

@keyframes pulse-slow {
  0% { transform: scale(1); opacity: 0.8; }
  100% { transform: scale(1.1); opacity: 1; }
}

@keyframes rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes shine {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes fade-in-left {
  from { opacity: 0; transform: translateX(-50px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes fade-in-right {
  from { opacity: 0; transform: translateX(50px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes fade-in-up {
  from { opacity: 0; transform: translateY(50px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fade-in-down {
  from { opacity: 0; transform: translateY(-30px); }
  to { opacity: 1; transform: translateY(0); }
}

/* --- RESPONSIVE LAYOUTS --- */
@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 3rem;
  }
  
  .hero-description {
    margin-left: auto;
    margin-right: auto;
  }
  
  .hero-buttons {
    justify-content: center;
  }
  
  .hero-graphic {
    order: -1;
  }
  
  .tech-stats {
    justify-content: center;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
  }
  
  .concept-grid {
    grid-template-columns: 1fr;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
  }
  
  .programs-container {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .method-timeline {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .method-timeline::after {
    display: none;
  }
  
  .schedule-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .coaches-grid {
    grid-template-columns: repeat(2, 1fr);
    justify-content: center;
  }
  
  .facility-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .facility-visual {
    height: 350px;
  }
  
  .contact-section {
    grid-template-columns: 1fr;
    gap: 4rem;
  }
  
  .footer-container {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }
  
  .footer-brand {
    grid-column: span 2;
  }
}

@media (max-width: 768px) {
  .nav-links,
  .nav-actions .btn {
    display: none;
  }
  
  .menu-toggle {
    display: block;
  }
  
  .programs-container {
    grid-template-columns: 1fr;
    max-width: 450px;
    margin: 0 auto;
  }
  
  .method-timeline {
    grid-template-columns: 1fr;
  }
  
  .schedule-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: 0 auto;
  }
  
  .coaches-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }
  
  .testimonial-card {
    min-width: 100%;
  }
  
  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }
  
  .contact-form-wrapper {
    padding: 2.5rem 1.5rem;
  }
  
  .footer-container {
    grid-template-columns: 1fr;
  }
  
  .footer-brand {
    grid-column: span 1;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
    align-items: center;
  }
}