/* ======================================================
   VARIABLES & ROOT STYLES
   ====================================================== */
:root {
  /* Color Scheme - Triad */
  --color-primary: #0f2c52;
  --color-primary-light: #1f4880;
  --color-primary-dark: #08183a;
  
  --color-secondary: #7a2d34;
  --color-secondary-light: #9f3943;
  --color-secondary-dark: #5b1f26;
  
  --color-tertiary: #3e6845;
  --color-tertiary-light: #4e8356;
  --color-tertiary-dark: #2e4e33;
  
  /* Neutral colors */
  --color-white: #ffffff;
  --color-off-white: #f8f9fa;
  --color-light-gray: #e9ecef;
  --color-gray: #6c757d;
  --color-dark-gray: #343a40;
  --color-black: #212529;
  
  /* Typography */
  --font-heading: 'Inter', sans-serif;
  --font-body: 'IBM Plex Sans', sans-serif;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-xxl: 3rem;
  --space-xxxl: 5rem;
  
  /* Borders & Shadows */
  --border-radius-sm: 0.25rem;
  --border-radius: 0.5rem;
  --border-radius-lg: 1rem;
  
  --box-shadow-sm: 0 2px 5px rgba(0, 0, 0, 0.05);
  --box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
  --box-shadow-lg: 0 10px 20px rgba(0, 0, 0, 0.12);
  
  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* ======================================================
   GLOBAL STYLES
   ====================================================== */
body {
  font-family: var(--font-body);
  color: var(--color-black);
  background-color: var(--color-white);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-md);
}

p {
  margin-bottom: var(--space-md);
}

a {
  color: var(--color-primary);
  transition: color var(--transition-fast);
  text-decoration: none;
}

a:hover {
  color: var(--color-primary-light);
}

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

section {
  padding: var(--space-xxl) 0;
  position: relative;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

/* Read more links */
.read-more {
  display: inline-block;
  font-weight: 500;
  color: var(--color-primary);
  margin-top: var(--space-md);
  position: relative;
  padding-bottom: var(--space-xs);
}

.read-more::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width var(--transition);
}

.read-more:hover::after {
  width: 100%;
}

/* ======================================================
   BUTTONS
   ====================================================== */
.button, 
button, 
input[type='submit'] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 1rem;
  text-align: center;
  text-decoration: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: all var(--transition);
  border: 2px solid transparent;
  box-shadow: var(--box-shadow-sm);
}

.button:hover, 
button:hover, 
input[type='submit']:hover {
  transform: translateY(-2px);
  box-shadow: var(--box-shadow);
}

.button:active, 
button:active, 
input[type='submit']:active {
  transform: translateY(1px);
  box-shadow: var(--box-shadow-sm);
}

.button.is-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.button.is-primary:hover {
  background-color: var(--color-primary-light);
}

.button.is-secondary {
  background-color: var(--color-secondary);
  color: var(--color-white);
}

.button.is-secondary:hover {
  background-color: var(--color-secondary-light);
}

.button.is-tertiary {
  background-color: var(--color-tertiary);
  color: var(--color-white);
}

.button.is-tertiary:hover {
  background-color: var(--color-tertiary-light);
}

.button.is-outlined {
  background-color: transparent;
  border-color: currentColor;
}

.button.is-light.is-outlined {
  color: var(--color-white);
  border-color: var(--color-white);
}

.button.is-light.is-outlined:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

.button.is-rounded {
  border-radius: 9999px;
}

/* ======================================================
   HEADER & NAVIGATION
   ====================================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  transition: all var(--transition);
  padding: 0.75rem 0;
}

.header.scrolled {
  padding: 0.5rem 0;
  background-color: rgba(255, 255, 255, 0.98);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar-brand {
  display: flex;
  align-items: center;
}

.navbar-brand h1 {
  margin-bottom: 0;
  font-weight: 600;
}

.navbar-menu {
  display: flex;
}

.navbar-item {
  padding: 0.5rem 1rem;
  font-weight: 500;
  position: relative;
}

.navbar-item::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 1rem;
  right: 1rem;
  height: 2px;
  background-color: var(--color-primary);
  transform: scaleX(0);
  transition: transform var(--transition);
}

.navbar-item:hover::after, 
.navbar-item.is-active::after {
  transform: scaleX(1);
}

.navbar-burger {
  display: none;
  cursor: pointer;
  width: 3.25rem;
  height: 3.25rem;
  position: relative;
  background-color: transparent;
  border: none;
}

.navbar-burger span {
  display: block;
  position: absolute;
  left: calc(50% - 0.75rem);
  width: 1.5rem;
  height: 2px;
  background-color: var(--color-black);
  transition: all var(--transition);
}

.navbar-burger span:nth-child(1) {
  top: calc(50% - 6px);
}

.navbar-burger span:nth-child(2) {
  top: calc(50%);
}

.navbar-burger span:nth-child(3) {
  top: calc(50% + 6px);
}

.navbar-burger.is-active span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.navbar-burger.is-active span:nth-child(2) {
  opacity: 0;
}

.navbar-burger.is-active span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

@media (max-width: 1023px) {
  .navbar-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--color-white);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
    padding: 1rem 0;
  }
  
  .navbar-menu.is-active {
    display: block;
  }
  
  .navbar-end {
    flex-direction: column;
    width: 100%;
  }
  
  .navbar-item {
    padding: 0.75rem 1.5rem;
    width: 100%;
  }
  
  .navbar-burger {
    display: block;
  }
}

/* ======================================================
   HERO SECTION
   ====================================================== */
.hero {
  position: relative;
  overflow: hidden;
  padding: 0;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: -1;
}

.hero-body {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  padding: var(--space-xxxl) 0;
  position: relative;
}

.hero .title, 
.hero .subtitle, 
.hero-description {
  color: var(--color-white);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  max-width: 800px;
}

.hero .title {
  font-size: 3.5rem;
  margin-bottom: var(--space-md);
}

.hero .subtitle {
  font-size: 1.75rem;
  margin-bottom: var(--space-lg);
}

.hero-description {
  font-size: 1.25rem;
  margin-bottom: var(--space-lg);
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  animation: bounce 2s infinite;
  cursor: pointer;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateY(0) translateX(-50%);
  }
  40% {
    transform: translateY(-20px) translateX(-50%);
  }
  60% {
    transform: translateY(-10px) translateX(-50%);
  }
}

@media (max-width: 768px) {
  .hero .title {
    font-size: 2.5rem;
  }
  
  .hero .subtitle {
    font-size: 1.5rem;
  }
  
  .hero-description {
    font-size: 1rem;
  }
}

/* ======================================================
   ABOUT SECTION
   ====================================================== */
.about-section {
  background-color: var(--color-white);
}

.about-section .title {
  color: var(--color-primary);
}

.image-container {
  position: relative;
  overflow: hidden;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  transition: transform var(--transition);
}

.image-container:hover {
  transform: translateY(-5px);
  box-shadow: var(--box-shadow-lg);
}

.image-container img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  transition: transform var(--transition);
}

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

/* ======================================================
   INNOVATION SECTION
   ====================================================== */
.innovation-section {
  background-color: var(--color-off-white);
}

.innovation-card {
  height: 100%;
  display: flex;
  flex-direction: column;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--box-shadow);
  transition: transform var(--transition), box-shadow var(--transition);
  background-color: var(--color-white);
}

.innovation-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--box-shadow-lg);
}

.innovation-card .card-image {
  overflow: hidden;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.innovation-card .card-image img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  transition: transform var(--transition);
}

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

.innovation-card .card-content {
  padding: var(--space-lg);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.innovation-card .title {
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

/* ======================================================
   BEHIND THE SCENES SECTION
   ====================================================== */
.behind-scenes-section {
  background-color: var(--color-white);
}

.behind-scenes-section .title {
  color: var(--color-primary);
}

.behind-scenes-section .content p:first-child {
  font-size: 1.2rem;
}

/* ======================================================
   INSTRUCTORS SECTION
   ====================================================== */
.instructors-section {
  background-color: var(--color-off-white);
}

.instructor-card {
  height: 100%;
  display: flex;
  flex-direction: column;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--box-shadow);
  transition: transform var(--transition), box-shadow var(--transition);
  background-color: var(--color-white);
}

.instructor-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--box-shadow-lg);
}

.instructor-card .card-image {
  overflow: hidden;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.instructor-card .card-image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  transition: transform var(--transition);
}

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

.instructor-card .card-content {
  padding: var(--space-lg);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.instructor-card .title {
  color: var(--color-primary);
  margin-bottom: 0;
}

.instructor-card .subtitle {
  color: var(--color-secondary);
  margin-bottom: var(--space-md);
}

/* ======================================================
   STATISTICS SECTION
   ====================================================== */
.statistics-section {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.statistics-section .title {
  color: var(--color-white);
}

.statistic-card {
  padding: var(--space-lg);
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius);
  height: 100%;
  transition: transform var(--transition);
}

.statistic-card:hover {
  transform: translateY(-5px);
}

.statistic-number {
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-sm);
}

.statistic-card .subtitle {
  color: rgba(255, 255, 255, 0.8);
}

/* ======================================================
   CLIENTELE SECTION (GALLERY)
   ====================================================== */
.clientele-section {
  background-color: var(--color-off-white);
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--border-radius);
  margin-bottom: var(--space-lg);
  box-shadow: var(--box-shadow);
  height: 300px;
}

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

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

.gallery-item-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0));
  padding: var(--space-lg);
  transition: opacity var(--transition);
  opacity: 0;
}

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

.gallery-item-overlay h3 {
  color: var(--color-white);
  margin-bottom: var(--space-xs);
}

.gallery-item-overlay p {
  color: rgba(255, 255, 255, 0.8);
  margin: 0;
}

/* ======================================================
   TESTIMONIALS SECTION
   ====================================================== */
.testimonials-section {
  background-color: var(--color-white);
}

.testimonial-card {
  height: 100%;
  border-radius: var(--border-radius);
  padding: var(--space-lg);
  box-shadow: var(--box-shadow);
  transition: transform var(--transition), box-shadow var(--transition);
  background-color: var(--color-white);
  display: flex;
  flex-direction: column;
}

.testimonial-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--box-shadow-lg);
}

.testimonial-quote {
  flex-grow: 1;
  font-style: italic;
  position: relative;
  padding: 0 var(--space-sm);
}

.testimonial-quote::before {
  content: '"';
  font-size: 5rem;
  position: absolute;
  top: -1.5rem;
  left: -1rem;
  color: var(--color-light-gray);
  font-family: serif;
  z-index: -1;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.testimonial-author img {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  object-fit: cover;
}

.testimonial-author h3 {
  font-size: 1.1rem;
  color: var(--color-primary);
  margin-bottom: 0;
}

.testimonial-author p {
  color: var(--color-gray);
  margin: 0;
}

/* ======================================================
   EXTERNAL RESOURCES SECTION
   ====================================================== */
.external-resources-section {
  background-color: var(--color-off-white);
}

.resource-card {
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--space-xl);
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  transition: transform var(--transition), box-shadow var(--transition);
  background-color: var(--color-white);
}

.resource-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--box-shadow-lg);
}

.resource-card .title {
  color: var(--color-primary);
}

/* ======================================================
   CONTACT SECTION
   ====================================================== */
.contact-section {
  background-color: var(--color-white);
}

.contact-form .field {
  margin-bottom: var(--space-lg);
}

.contact-form .label {
  color: var(--color-dark-gray);
  margin-bottom: var(--space-sm);
}

.contact-form .input,
.contact-form .textarea,
.contact-form .select select {
  border: 1px solid var(--color-light-gray);
  border-radius: var(--border-radius);
  padding: var(--space-md);
  width: 100%;
  transition: border-color var(--transition);
}

.contact-form .input:focus,
.contact-form .textarea:focus,
.contact-form .select select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(15, 44, 82, 0.1);
  outline: none;
}

.contact-form .button {
  margin-top: var(--space-md);
}

.contact-info {
  padding-left: var(--space-lg);
  height: 100%;
}

.contact-item {
  margin-bottom: var(--space-lg);
}

.contact-item strong {
  display: block;
  color: var(--color-primary);
  margin-bottom: var(--space-xs);
}

.contact-item p {
  margin: 0;
  color: var(--color-dark-gray);
}

.contact-map {
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--box-shadow);
}

.contact-map img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ======================================================
   FOOTER
   ====================================================== */
.footer {
  background-color: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.8);
  padding: var(--space-xxl) 0 var(--space-lg);
}

.footer .title {
  color: var(--color-white);
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: var(--space-sm);
}

.footer-links a {
  color: rgba(255, 255, 255, 0.8);
  transition: color var(--transition);
}

.footer-links a:hover {
  color: var(--color-white);
}

.newsletter-form .input {
  border: none;
  border-radius: var(--border-radius) 0 0 var(--border-radius);
  padding: var(--space-md);
}

.newsletter-form .button {
  border-radius: 0 var(--border-radius) var(--border-radius) 0;
}

/* ======================================================
   SUCCESS PAGE
   ====================================================== */
.success-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-xxl) 0;
}

.success-content {
  max-width: 600px;
}

.success-icon {
  font-size: 4rem;
  color: var(--color-tertiary);
  margin-bottom: var(--space-lg);
}

.success-title {
  color: var(--color-primary);
  margin-bottom: var(--space-lg);
}

/* ======================================================
   PRIVACY & TERMS PAGES
   ====================================================== */
.privacy-page, 
.terms-page {
  padding-top: 100px;
}

.privacy-content, 
.terms-content {
  max-width: 800px;
  margin: 0 auto;
}

/* ======================================================
   ANIMATIONS
   ====================================================== */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from { transform: translateY(50px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

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

@keyframes slideInRight {
  from { transform: translateX(50px); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* Scroll-based animations */
.animate-on-scroll {
  opacity: 0;
  transition: opacity var(--transition), transform var(--transition);
}

.animate-on-scroll.fade-in {
  opacity: 0;
}

.animate-on-scroll.slide-up {
  opacity: 0;
  transform: translateY(50px);
}

.animate-on-scroll.slide-left {
  opacity: 0;
  transform: translateX(-50px);
}

.animate-on-scroll.slide-right {
  opacity: 0;
  transform: translateX(50px);
}

.animate-on-scroll.in-view {
  opacity: 1;
  transform: translate(0, 0);
}

/* ======================================================
   MEDIA QUERIES
   ====================================================== */
@media (max-width: 1023px) {
  :root {
    --space-xxl: 2.5rem;
    --space-xxxl: 4rem;
  }
  
  .hero .title {
    font-size: 3rem;
  }
}

@media (max-width: 768px) {
  :root {
    --space-xxl: 2rem;
    --space-xxxl: 3rem;
  }
  
  .hero .title {
    font-size: 2.5rem;
  }
  
  .hero .subtitle {
    font-size: 1.25rem;
  }
  
  section {
    padding: var(--space-xl) 0;
  }
  
  .instructor-card .card-image img,
  .innovation-card .card-image img {
    height: 200px;
  }
  
  .contact-info {
    padding-left: 0;
    margin-top: var(--space-xl);
  }
}

@media (max-width: 576px) {
  :root {
    --space-xxl: 1.5rem;
    --space-xxxl: 2.5rem;
  }
  
  .hero .title {
    font-size: 2rem;
  }
  
  .hero .subtitle {
    font-size: 1.1rem;
  }
  
  .hero-description {
    font-size: 1rem;
  }
  
  .statistic-number {
    font-size: 2.5rem;
  }
}