/* ===========================
   CSS Variables & Color Scheme
   =========================== */
:root {
  /* Primary Colors - Bright & Vibrant */
  --primary-color: #007bff;
  --primary-dark: #0056b3;
  --primary-light: #66b3ff;
  --primary-gradient: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
  
  /* Secondary Colors */
  --secondary-color: #ffc107;
  --secondary-dark: #e0a800;
  --secondary-light: #fff350;
  
  /* Accent Colors */
  --accent-color: #28a745;
  --accent-dark: #1e7e34;
  --warning-color: #fd7e14;
  --danger-color: #dc3545;
  --info-color: #17a2b8;
  
  /* Neutral Colors */
  --white: #ffffff;
  --light-gray: #f8f9fa;
  --medium-gray: #6c757d;
  --dark-gray: #495057;
  --black: #212529;
  
  /* Background Gradients */
  --hero-gradient: linear-gradient(135deg, rgba(0, 123, 255, 0.9) 0%, rgba(0, 86, 179, 0.9) 100%);
  --section-gradient: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  --card-gradient: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
  
  /* Shadows */
  --shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
  --shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);
  
  /* Typography */
  --font-family-headings: 'Raleway', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-family-body: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  
  /* Responsive Typography */
  --font-size-h1: clamp(2.5rem, 5vw, 4rem);
  --font-size-h2: clamp(2rem, 4vw, 3rem);
  --font-size-h3: clamp(1.5rem, 3vw, 2.25rem);
  --font-size-h4: clamp(1.25rem, 2.5vw, 1.875rem);
  --font-size-h5: clamp(1.125rem, 2vw, 1.5rem);
  --font-size-base: clamp(1rem, 1.5vw, 1.125rem);
  --font-size-sm: clamp(0.875rem, 1.25vw, 1rem);
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 3rem;
  --spacing-xl: 4rem;
  
  /* Border Radius */
  --border-radius-sm: 0.375rem;
  --border-radius: 0.75rem;
  --border-radius-lg: 1rem;
  --border-radius-xl: 1.5rem;
  
  /* Transitions */
  --transition-fast: all 0.2s ease-in-out;
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===========================
   Base Styles & Typography
   =========================== */
* {
  box-sizing: border-box;
}

body {
  font-family: var(--font-family-body);
  font-size: var(--font-size-base);
  line-height: 1.7;
  color: var(--black);
  background-color: var(--white);
  overflow-x: hidden;
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-headings);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
  color: var(--black);
}

h1 { font-size: var(--font-size-h1); }
h2 { font-size: var(--font-size-h2); }
h3 { font-size: var(--font-size-h3); }
h4 { font-size: var(--font-size-h4); }
h5 { font-size: var(--font-size-h5); }

/* Section Titles */
.section-title {
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  position: relative;
  text-align: center;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: var(--primary-gradient);
  border-radius: 2px;
}

.section-description {
  font-size: var(--font-size-base);
  color: var(--medium-gray);
  line-height: 1.8;
  max-width: 800px;
  margin: 0 auto;
}

/* ===========================
   Global Button Styles
   =========================== */
.btn {
  font-family: var(--font-family-headings);
  font-weight: 600;
  font-size: var(--font-size-base);
  padding: 0.75rem 2rem;
  border: none;
  border-radius: var(--border-radius);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  cursor: pointer;
  transition: var(--transition-smooth);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  position: relative;
  overflow: hidden;
}

.btn::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: var(--transition-smooth);
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: var(--primary-gradient);
  color: var(--white);
  box-shadow: var(--shadow);
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: var(--white);
}

.btn-secondary {
  background: var(--secondary-color);
  color: var(--black);
  box-shadow: var(--shadow);
}

.btn-secondary:hover {
  background: var(--secondary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: var(--black);
}

.btn-warning {
  background: var(--warning-color);
  color: var(--white);
  box-shadow: var(--shadow);
}

.btn-warning:hover {
  background: #e55a00;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: var(--white);
}

.btn-success {
  background: var(--accent-color);
  color: var(--white);
  box-shadow: var(--shadow);
}

.btn-success:hover {
  background: var(--accent-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: var(--white);
}

.btn-info {
  background: var(--info-color);
  color: var(--white);
  box-shadow: var(--shadow);
}

.btn-info:hover {
  background: #138496;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: var(--white);
}

.btn-outline-light {
  background: transparent;
  color: var(--white);
  border: 2px solid var(--white);
}

.btn-outline-light:hover {
  background: var(--white);
  color: var(--primary-color);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 1rem 2.5rem;
  font-size: 1.125rem;
}

/* ===========================
   Navigation & Header
   =========================== */
.navbar {
  background: rgba(255, 255, 255, 0.95) !important;
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
  transition: var(--transition-smooth);
}

.navbar-brand {
  font-family: var(--font-family-headings);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--primary-color) !important;
}

.navbar-nav .nav-link {
  font-family: var(--font-family-headings);
  font-weight: 500;
  color: var(--dark-gray) !important;
  transition: var(--transition-fast);
  position: relative;
  margin: 0 0.5rem;
}

.navbar-nav .nav-link::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-color);
  transition: var(--transition-smooth);
}

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

.navbar-nav .nav-link:hover::after {
  width: 100%;
}

/* ===========================
   Hero Section
   =========================== */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.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-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--hero-gradient);
  z-index: 2;
}

.hero-section .container {
  position: relative;
  z-index: 3;
}

.hero-title {
  font-size: var(--font-size-h1);
  font-weight: 700;
  color: var(--white) !important;
  margin-bottom: var(--spacing-md);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-title .text-warning {
  color: var(--secondary-color) !important;
}

.hero-subtitle {
  font-size: var(--font-size-base);
  color: var(--white) !important;
  margin-bottom: var(--spacing-lg);
  opacity: 0.95;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-xl);
}

.hero-stats {
  background: rgba(0, 0, 0, 0.8) !important;
  backdrop-filter: blur(10px);
}

.counter {
  font-size: 3rem;
  font-weight: 700;
  color: var(--secondary-color) !important;
}

/* ===========================
   Our Process Section
   =========================== */
#process {
  padding: var(--spacing-xl) 0;
  background: var(--section-gradient);
}

.process-card {
  background: var(--card-gradient);
  border-radius: var(--border-radius-lg);
  transition: var(--transition-smooth);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.process-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

.card-image {
  width: 100%;
  height: 200px;
  overflow: hidden;
  position: relative;
}

.process-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  transition: var(--transition-smooth);
}

.process-card:hover .process-image {
  transform: scale(1.1);
}

.card-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--spacing-md);
}

.process-number {
  width: 50px;
  height: 50px;
  background: var(--primary-gradient);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}

/* ===========================
   Methodology Section
   =========================== */
#methodology {
  padding: var(--spacing-xl) 0;
}

.accordion-item {
  border: none;
  margin-bottom: var(--spacing-sm);
  border-radius: var(--border-radius) !important;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.accordion-button {
  background: var(--light-gray);
  border: none;
  font-family: var(--font-family-headings);
  font-weight: 600;
  color: var(--black);
  transition: var(--transition-smooth);
}

.accordion-button:not(.collapsed) {
  background: var(--primary-color);
  color: var(--white);
  box-shadow: none;
}

.accordion-button:focus {
  box-shadow: 0 0 0 0.25rem rgba(0, 123, 255, 0.25);
}

.accordion-body {
  background: var(--white);
  border-top: 1px solid rgba(0, 0, 0, 0.125);
}

/* ===========================
   Instructors Section
   =========================== */
#instructors {
  padding: var(--spacing-xl) 0;
  background: var(--section-gradient);
}

.instructor-card {
  background: var(--card-gradient);
  border-radius: var(--border-radius-lg);
  transition: var(--transition-smooth);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.instructor-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

.instructor-image {
  width: 100%;
  height: 300px;
  object-fit: cover;
  transition: var(--transition-smooth);
}

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

.instructor-social i {
  font-size: 1.25rem;
  transition: var(--transition-fast);
  cursor: pointer;
}

.instructor-social i:hover {
  transform: scale(1.2);
}

/* ===========================
   Customer Stories Section
   =========================== */
#stories {
  padding: var(--spacing-xl) 0;
}

.story-card {
  background: var(--card-gradient);
  border-radius: var(--border-radius-lg);
  transition: var(--transition-smooth);
  height: 100%;
  display: flex;
  flex-direction: column;
}

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

.story-rating {
  display: flex;
  gap: 0.25rem;
  justify-content: center;
}

.story-text {
  font-style: italic;
  font-size: var(--font-size-base);
  line-height: 1.8;
  flex-grow: 1;
}

.story-author {
  display: flex;
  align-items: center;
  text-align: left;
  margin-top: auto;
}

.author-image {
  width: 60px;
  height: 60px;
  object-fit: cover;
  border: 3px solid var(--primary-color);
}

/* ===========================
   Resources Section
   =========================== */
#resources {
  padding: var(--spacing-xl) 0;
  background: var(--section-gradient);
}

.resource-card {
  background: var(--card-gradient);
  border-radius: var(--border-radius-lg);
  transition: var(--transition-smooth);
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.resource-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

.resource-card i {
  transition: var(--transition-smooth);
}

.resource-card:hover i {
  transform: scale(1.1);
}

/* ===========================
   Contact Section
   =========================== */
#contact {
  padding: var(--spacing-xl) 0;
}

.contact-form-wrapper {
  background: var(--card-gradient);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow);
}

.form-label {
  font-family: var(--font-family-headings);
  font-weight: 600;
  color: var(--black);
  margin-bottom: 0.5rem;
}

.form-control,
.form-select {
  border: 2px solid #e9ecef;
  border-radius: var(--border-radius);
  padding: 0.75rem 1rem;
  font-size: var(--font-size-base);
  transition: var(--transition-fast);
}

.form-control:focus,
.form-select:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.25rem rgba(0, 123, 255, 0.25);
}

.contact-info {
  padding: var(--spacing-lg);
}

.contact-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: var(--spacing-md);
}

.contact-icon {
  width: 50px;
  height: 50px;
  background: var(--primary-gradient);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: var(--spacing-sm);
  flex-shrink: 0;
}

.contact-details h5 {
  margin-bottom: 0.5rem;
  font-weight: 600;
}

/* ===========================
   Footer
   =========================== */
.footer {
  background: linear-gradient(135deg, #212529 0%, #343a40 100%);
  color: var(--white);
  padding: var(--spacing-xl) 0 var(--spacing-md) 0;
}

.footer-brand h4 {
  color: var(--secondary-color) !important;
}

.footer-description {
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.8;
  margin-bottom: var(--spacing-md);
}

.footer-social a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: var(--transition-fast);
  font-weight: 500;
}

.footer-social a:hover {
  color: var(--secondary-color);
  text-decoration: underline;
}

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

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: var(--transition-fast);
}

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

.footer-contact p {
  margin-bottom: 0.75rem;
  color: rgba(255, 255, 255, 0.8);
}

.footer-legal a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: var(--transition-fast);
}

.footer-legal a:hover {
  color: var(--secondary-color);
  text-decoration: underline;
}

.copyright {
  color: rgba(255, 255, 255, 0.7);
}

/* ===========================
   Success Page Styles
   =========================== */
.success-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--section-gradient);
}

.success-content {
  text-align: center;
  background: var(--white);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-xl);
  box-shadow: var(--shadow-lg);
  max-width: 600px;
}

.success-icon {
  color: var(--accent-color);
  margin-bottom: var(--spacing-md);
}

/* ===========================
   Privacy & Terms Pages
   =========================== */
.content-page {
  padding-top: 100px;
  padding-bottom: var(--spacing-xl);
}

.content-wrapper {
  background: var(--white);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow);
  margin-bottom: var(--spacing-lg);
}

.content-wrapper h1 {
  color: var(--primary-color);
  margin-bottom: var(--spacing-md);
}

.content-wrapper h2 {
  color: var(--dark-gray);
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
}

.content-wrapper p {
  margin-bottom: var(--spacing-sm);
  line-height: 1.8;
}

.content-wrapper ul {
  margin-bottom: var(--spacing-sm);
  padding-left: var(--spacing-md);
}

.content-wrapper ul li {
  margin-bottom: 0.5rem;
  line-height: 1.6;
}

/* ===========================
   Utility Classes
   =========================== */
.text-gradient {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.bg-gradient-primary {
  background: var(--primary-gradient);
}

.bg-gradient-section {
  background: var(--section-gradient);
}

.glassmorphism {
  background: rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.parallax {
  background-attachment: fixed;
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}

/* Read More Links */
.read-more {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.read-more:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

.read-more::after {
  content: '→';
  transition: var(--transition-fast);
}

.read-more:hover::after {
  transform: translateX(3px);
}

/* ===========================
   Responsive Design
   =========================== */
@media (max-width: 1199.98px) {
  .hero-title {
    font-size: 3.5rem;
  }
}

@media (max-width: 991.98px) {
  :root {
    --spacing-xl: 3rem;
    --spacing-lg: 2rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: stretch;
  }
  
  .hero-buttons .btn {
    width: 100%;
    margin-bottom: var(--spacing-sm);
  }
  
  .contact-item {
    flex-direction: column;
    text-align: center;
  }
  
  .contact-icon {
    margin: 0 auto var(--spacing-sm) auto;
  }
}

@media (max-width: 767.98px) {
  :root {
    --spacing-xl: 2rem;
    --spacing-lg: 1.5rem;
  }
  
  .hero-section {
    min-height: 80vh;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .process-number {
    width: 40px;
    height: 40px;
    font-size: 1.25rem;
  }
  
  .footer {
    text-align: center;
  }
  
  .footer .row > div {
    margin-bottom: var(--spacing-md);
  }
}

@media (max-width: 575.98px) {
  .hero-stats .row > div {
    margin-bottom: var(--spacing-sm);
  }
  
  .counter {
    font-size: 2rem;
  }
  
  .btn {
    padding: 0.625rem 1.5rem;
    font-size: 0.9rem;
  }
  
  .btn-lg {
    padding: 0.875rem 2rem;
    font-size: 1rem;
  }
}

/* ===========================
   Animation Keyframes
   =========================== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
  100% {
    transform: scale(1);
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
}

/* Animation Classes */
.animate-fadeInUp {
  animation: fadeInUp 0.8s ease-out;
}

.animate-pulse {
  animation: pulse 2s infinite;
}

.animate-float {
  animation: float 3s ease-in-out infinite;
}

/* ===========================
   Print Styles
   =========================== */
@media print {
  .navbar,
  .hero-section,
  .footer,
  .btn {
    display: none !important;
  }
  
  body {
    font-size: 12pt;
    line-height: 1.4;
  }
  
  h1, h2, h3, h4, h5, h6 {
    page-break-after: avoid;
  }
  
  img {
    max-width: 100% !important;
    height: auto !important;
  }
}