/* ===================================
   KARATE WEBSITE - MODERN DESIGN SYSTEM
   =================================== */

/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=Inter:wght@300;400;600;700&display=swap');

/* ===================================
   CSS CUSTOM PROPERTIES (Design Tokens)
   =================================== */
:root {
  /* Colors - Traditional Karate Palette */
  --color-primary: #C41E3A;
  --color-primary-dark: #8B0000;
  --color-primary-light: #E63946;
  --color-secondary: #0A0A0A;
  --color-accent: #D4AF37;
  --color-accent-light: #FFD700;

  /* Backgrounds */
  --bg-dark: #0A0A0A;
  --bg-dark-secondary: #1A1A1A;
  --bg-gradient: linear-gradient(135deg, #0A0A0A 0%, #1A1A1A 50%, #2A0A0A 100%);
  --bg-card: rgba(26, 26, 26, 0.7);

  /* Text Colors */
  --text-primary: #FFFFFF;
  --text-secondary: #B0B0B0;
  --text-muted: #707070;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;

  /* Typography */
  --font-heading: 'Bebas Neue', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 20px rgba(196, 30, 58, 0.3);

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
}

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

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

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

/* ===================================
   TYPOGRAPHY
   =================================== */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  letter-spacing: 2px;
  line-height: 1.2;
}

h1 {
  font-size: clamp(3rem, 8vw, 6rem);
  margin-bottom: var(--spacing-md);
}

h2 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  margin-bottom: var(--spacing-md);
  color: var(--color-accent);
}

h3 {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  margin-bottom: var(--spacing-sm);
}

p {
  font-size: 1.1rem;
  font-weight: 300;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-sm);
}

p strong {
  font-weight: 700;
  /* or 600 depending on your design */
}

/* ===================================
   NAVIGATION
   =================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(10, 10, 10, 0.3);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(196, 30, 58, 0.1);
  transition: all var(--transition-normal);
}

.navbar.scrolled {
  background: rgba(10, 10, 10, 0.95);
  box-shadow: var(--shadow-md);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: var(--font-heading);
  font-size: 2rem;
  color: var(--color-accent);
  text-decoration: none;
  letter-spacing: 3px;
  transition: color var(--transition-fast);
}

.logo:hover {
  color: var(--color-accent-light);
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-md);
}

.nav-link {
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.9rem;
  letter-spacing: 1px;
  padding: 0.5rem 1rem;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width var(--transition-normal);
}

.nav-link:hover {
  color: var(--color-primary);
}

.nav-link:hover::after {
  width: 80%;
}

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

/* ===================================
   HERO SECTION
   =================================== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--spacing-xl) var(--spacing-md);
  position: relative;
  overflow: hidden;
  background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7));
  background-size: cover;
  background-position: center 35%;
  background-attachment: fixed;
  transition: background-image 1s ease-in-out;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 50% 50%, rgba(196, 30, 58, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  max-width: 900px;
  position: relative;
  z-index: 1;
  animation: fadeInUp 1s ease;
}

.hero h1 {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--spacing-md);
}

.hero-subtitle {
  font-size: 1.5rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
  font-weight: 300;
}

.cta-button {
  display: inline-block;
  padding: 1rem 3rem;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-glow);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.cta-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s ease;
}

.cta-button:hover::before {
  left: 100%;
}

.cta-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 0 30px rgba(196, 30, 58, 0.5);
}

/* ===================================
   SECTIONS
   =================================== */
section {
  padding: var(--spacing-xl) var(--spacing-md);
  max-width: 1400px;
  margin: 0 auto;
}

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-lg);
  position: relative;
}

.section-title::after {
  content: '';
  display: block;
  width: 100px;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  margin: var(--spacing-sm) auto 0;
  border-radius: 2px;
}

/* ===================================
   ABOUT SECTION
   =================================== */


/* About section logo */
.about-logo {
  max-width: 160px;
  width: 100%;
  height: auto;
  margin-bottom: var(--spacing-md);
}

/* Center logo on mobile */
@media (max-width: 768px) {
  .about-logo {
    max-width: 120px;
    margin-left: auto;
    margin-right: auto;
    display: block;
  }

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

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  align-items: center;
}

.about-text {
  animation: fadeInLeft 0.8s ease;
}

.about-image {
  position: relative;
  animation: fadeInRight 0.8s ease;
}

.about-image img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  transition: transform var(--transition-normal);
}

.about-image:hover img {
  transform: scale(1.05);
}

/* ===================================
   GALLERY SECTION
   =================================== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  cursor: pointer;
  aspect-ratio: 4/3;
  background: var(--bg-dark-secondary);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.gallery-item:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.gallery-item:hover img {
  transform: scale(1.1);
}

.gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(to top, rgba(196, 30, 58, 0.8) 0%, transparent 100%);
  opacity: 0;
  transition: opacity var(--transition-normal);
  display: flex;
  align-items: flex-end;
  padding: var(--spacing-md);
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-caption {
  color: var(--text-primary);
  font-weight: 600;
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ===================================
   PROGRAMS SECTION
   =================================== */
.programs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.program-card {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(196, 30, 58, 0.2);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.program-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-normal);
}

.program-card:hover::before {
  transform: scaleX(1);
}

.program-card:hover {
  transform: translateY(-10px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg);
}

.program-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-sm);
  color: var(--color-accent);
}

.program-card h3 {
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.program-card p {
  font-size: 1rem;
}

/* ===================================
   CONTACT SECTION
   =================================== */
.contact-content {
  max-width: 800px;
  margin: 0 auto;
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(196, 30, 58, 0.2);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-lg);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.form-group label {
  font-weight: 600;
  color: var(--text-primary);
  text-transform: uppercase;
  font-size: 0.9rem;
  letter-spacing: 1px;
}

.form-group input,
.form-group textarea {
  padding: 1rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(196, 30, 58, 0.3);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 0 3px rgba(196, 30, 58, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 150px;
}

.submit-button {
  padding: 1rem 2rem;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--text-primary);
  border: none;
  border-radius: var(--radius-md);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  cursor: pointer;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-md);
}

.submit-button:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-glow);
}

/* ===================================
   LIGHTBOX MODAL
   =================================== */
.lightbox {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.95);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md);
  animation: fadeIn 0.3s ease;
}

.lightbox.active {
  display: flex;
}

.lightbox-content {
  max-width: 90%;
  max-height: 90%;
  position: relative;
  animation: zoomIn 0.3s ease;
}

.lightbox-content img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: var(--radius-md);
}

.lightbox-close {
  position: absolute;
  top: -40px;
  right: 0;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 2rem;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.lightbox-close:hover {
  color: var(--color-primary);
}

/* ===================================
   ANIMATIONS
   =================================== */
@keyframes fadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes zoomIn {
  from {
    transform: scale(0.8);
    opacity: 0;
  }

  to {
    transform: scale(1);
    opacity: 1;
  }
}

.fade-in {
  opacity: 0;
  animation: fadeInUp 0.8s ease forwards;
}

/* ===================================
   FOOTER
   =================================== */
.footer {
  background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-dark-secondary) 100%);
  border-top: 1px solid rgba(196, 30, 58, 0.2);
  padding: var(--spacing-xl) var(--spacing-md) var(--spacing-md);
  margin-top: var(--spacing-xl);
}

.footer-container {
  max-width: 1400px;
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.footer-column {
  display: flex;
  flex-direction: column;
}

.footer-heading {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  color: var(--color-accent);
  margin-bottom: var(--spacing-md);
  letter-spacing: 2px;
}

.footer-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: var(--spacing-md);
}

/* Social Media Icons */
.footer-social {
  display: none;
  gap: var(--spacing-sm);
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(196, 30, 58, 0.1);
  border: 1px solid rgba(196, 30, 58, 0.3);
  border-radius: var(--radius-md);
  color: var(--color-accent);
  transition: all var(--transition-normal);
}

.social-link:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--text-primary);
  transform: translateY(-3px);
  box-shadow: var(--shadow-glow);
}

.social-link svg {
  width: 20px;
  height: 20px;
}

/* Footer Links */
.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
  transition: color var(--transition-fast);
  position: relative;
  padding-left: 15px;
}

.footer-link::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--color-primary);
  opacity: 0;
  transform: translateX(-5px);
  transition: all var(--transition-fast);
}

.footer-link:hover {
  color: var(--color-accent);
  padding-left: 20px;
}

.footer-link:hover::before {
  opacity: 1;
  transform: translateX(0);
}

/* Footer Contact */
.footer-contact {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

.footer-contact svg {
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--color-accent);
}

/* Footer Bottom */
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(196, 30, 58, 0.1);
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.footer-bottom p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin: 0;
}

.footer-bottom-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.footer-bottom-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.footer-bottom-link:hover {
  color: var(--color-accent);
}

.footer-bottom-links span {
  color: var(--text-muted);
}

/* ===================================
   RESPONSIVE DESIGN
   =================================== */
@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 70px;
    left: -100%;
    flex-direction: column;
    background: rgba(10, 10, 10, 0.98);
    width: 100%;
    padding: var(--spacing-md);
    transition: left var(--transition-normal);
    box-shadow: var(--shadow-lg);
  }

  .nav-menu.active {
    left: 0;
  }

  .mobile-menu-toggle {
    display: block;
  }

  .about-content {
    grid-template-columns: 1fr;
  }

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

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

  h1 {
    font-size: 3rem;
  }

  h2 {
    font-size: 2.5rem;
  }

  section {
    padding: var(--spacing-lg) var(--spacing-sm);
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero-subtitle {
    font-size: 1.2rem;
  }

  .cta-button {
    padding: 0.8rem 2rem;
    font-size: 0.9rem;
  }
}