/* Artifex Academy - Modern Design System */
/* CSS Custom Properties + Bento Grid Layout */

:root {
  /* Light theme defaults */
  --primary-color: #5C4033;
  --accent-color: #D4A25F;
  --background-color: #F5F5DC;
  --background-dark-color: #E6E6DC;
  --text-color: #36454F;
  --text-light-color: #F5F5DC;
  --border-color: #e0e0d1;
  --navbar-color: #5C4033;
  --navbar-text-color: #F5F5DC;
  --navbar-hover-color: #D4A25F;
  --shadow-color: rgba(0, 0, 0, 0.1);
  --card-bg-color: #ffffff;

  /* Typography */
  --font-serif: 'Playfair Display', 'Georgia', serif;
  --font-sans: 'Inter', 'Segoe UI', 'Helvetica Neue', sans-serif;
  --font-body: 'Lato', sans-serif;

  /* Spacing */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-2xl: 48px;
  --spacing-3xl: 64px;

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

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 14px;
  --radius-xl: 16px;
}

/* Global Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background-color: var(--background-color);
  color: var(--text-color);
  transition: background-color var(--transition-normal), color var(--transition-normal);
  line-height: 1.6;
}

/* Typography */
h1, h2, h3, h4, h5, h6, .navbar-brand {
  font-family: var(--font-serif);
  font-weight: 700;
  color: var(--primary-color);
  transition: color var(--transition-normal);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  line-height: 1.2;
  margin-bottom: var(--spacing-lg);
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin-bottom: var(--spacing-md);
}

h4 {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-md);
}

p {
  margin-bottom: var(--spacing-md);
  color: var(--text-color);
  line-height: 1.8;
}

a {
  color: var(--accent-color);
  text-decoration: none;
  transition: color var(--transition-normal), text-decoration var(--transition-normal);
}

a:hover {
  color: var(--primary-color);
  text-decoration: underline;
}

/* Navigation Bar */
.navbar-default {
  background-color: var(--navbar-color);
  border-color: transparent;
  box-shadow: 0 2px 8px var(--shadow-color);
  transition: background-color var(--transition-normal), box-shadow var(--transition-normal);
}

.navbar-default .navbar-brand {
  color: var(--navbar-text-color);
  font-size: 1.5rem;
  font-weight: 700;
  transition: color var(--transition-normal);
}

.navbar-default .navbar-brand:hover,
.navbar-default .navbar-brand:focus {
  color: var(--navbar-hover-color);
}

.navbar-default .navbar-nav > li > a {
  color: var(--navbar-text-color);
  transition: color var(--transition-normal);
  position: relative;
}

.navbar-default .navbar-nav > li > a:hover,
.navbar-default .navbar-nav > li > a:focus {
  color: var(--navbar-hover-color);
  background-color: transparent;
}

.navbar-default .navbar-toggle {
  border-color: var(--navbar-hover-color);
}

.navbar-default .navbar-toggle .icon-bar {
  background-color: var(--navbar-hover-color);
}

/* Header Controls */
.navbar-header-right {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-left: auto;
}

.theme-toggle, .lang-toggle {
  background: transparent;
  border: 2px solid var(--navbar-text-color);
  color: var(--navbar-text-color);
  padding: 6px 12px;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 600;
  transition: all var(--transition-normal);
}

.theme-toggle:hover, .lang-toggle:hover {
  background-color: var(--navbar-hover-color);
  color: var(--navbar-color);
  border-color: var(--navbar-hover-color);
}

/* Hero Banner */
.hero-banner {
  position: relative;
  width: 100%;
  height: clamp(400px, 60vh, 700px);
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--text-light-color);
  padding: var(--spacing-xl);
  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(92, 64, 51, 0.7), rgba(212, 162, 95, 0.5));
  z-index: 1;
  transition: background var(--transition-normal);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 900px;
  animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-content h1 {
  color: var(--text-light-color);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  margin-bottom: var(--spacing-lg);
  animation: slideDown 0.8s ease-out;
}

.hero-content h2 {
  color: var(--accent-color);
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  margin-bottom: var(--spacing-xl);
  font-weight: 600;
  animation: slideDown 0.8s ease-out 0.1s both;
}

.hero-content p {
  color: var(--text-light-color);
  font-size: clamp(1rem, 2vw, 1.3rem);
  margin-bottom: var(--spacing-xl);
  animation: slideDown 0.8s ease-out 0.2s both;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 28px;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
  cursor: pointer;
  text-decoration: none;
  border: 2px solid transparent;
}

.btn-primary-custom {
  background-color: var(--accent-color);
  color: var(--primary-color);
  border: 2px solid var(--accent-color);
}

.btn-primary-custom:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 16px var(--shadow-color);
  background-color: var(--primary-color);
  color: var(--accent-color);
  border-color: var(--accent-color);
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1.1rem;
}

/* Sections */
.section {
  padding: var(--spacing-3xl) 0;
  transition: background-color var(--transition-normal);
}

.section-spacing {
  padding: var(--spacing-3xl) 0;
}

.section-spacing.dark-bg {
  background-color: var(--background-dark-color);
}

/* Bento Grid - Home Page Services */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
  margin: var(--spacing-2xl) 0;
}

@media (min-width: 768px) {
  .bento-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
  }

  .bento-item:nth-child(1) {
    grid-column: span 2;
    grid-row: span 2;
  }

  .bento-item:nth-child(2) {
    grid-column: span 1;
    grid-row: span 2;
  }

  .bento-item:nth-child(3) {
    grid-column: span 1;
    grid-row: span 1;
  }

  .bento-item:nth-child(4) {
    grid-column: span 1;
    grid-row: span 1;
  }
}

/* Bento Items */
.grid-item, .bento-item {
  background-color: var(--card-bg-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  height: 100%;
  box-shadow: 0 2px 8px var(--shadow-color);
  overflow: hidden;
}

.grid-item:hover, .bento-item:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 24px var(--shadow-color);
  border-color: var(--accent-color);
}

.grid-item img, .bento-item img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-lg);
  transition: transform var(--transition-normal);
}

.grid-item:hover img, .bento-item:hover img {
  transform: scale(1.05);
}

.grid-item h3, .bento-item h3 {
  color: var(--primary-color);
  font-size: 1.3rem;
  margin-bottom: var(--spacing-md);
}

.grid-item p, .bento-item p {
  flex-grow: 1;
  margin-bottom: var(--spacing-lg);
  font-size: 0.95rem;
}

.grid-item .btn, .bento-item .btn {
  align-self: flex-start;
  margin-top: auto;
}

/* About Section */
.about-summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-2xl);
  align-items: center;
}

.about-summary-img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 24px var(--shadow-color);
  transition: transform var(--transition-normal);
}

.about-summary-img:hover {
  transform: scale(1.02);
}

/* Team Section */
.team-member {
  text-align: center;
  padding: var(--spacing-xl);
  background-color: var(--card-bg-color);
  border-radius: var(--radius-lg);
  transition: all var(--transition-normal);
  border: 1px solid var(--border-color);
}

.team-member:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px var(--shadow-color);
}

.team-member img {
  border-radius: 50%;
  width: 200px;
  height: 200px;
  object-fit: cover;
  margin: 0 auto var(--spacing-lg);
  border: 4px solid var(--accent-color);
  transition: transform var(--transition-normal);
}

.team-member:hover img {
  transform: scale(1.05);
}

.team-member h3 {
  margin-top: 0;
  color: var(--primary-color);
}

.team-member h4 {
  color: var(--accent-color);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.team-member p {
  font-size: 0.95rem;
  line-height: 1.7;
}

/* Testimonials Carousel */
.carousel {
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.testimonial-item {
  padding: var(--spacing-2xl);
  background-color: var(--card-bg-color);
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 12px var(--shadow-color);
  min-height: 280px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  border: 1px solid var(--border-color);
  animation: fadeIn 0.5s ease-in-out;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.testimonial-item p {
  font-size: 1.1rem;
  font-style: italic;
  color: var(--text-color);
  margin-bottom: var(--spacing-lg);
  line-height: 1.8;
}

.testimonial-item footer {
  font-size: 0.95rem;
  color: var(--primary-color);
  font-weight: 700;
}

.carousel-control.left, .carousel-control.right {
  background-image: none;
  opacity: 0.8;
  transition: opacity var(--transition-normal);
}

.carousel-control:hover {
  opacity: 1;
}

.carousel-control .glyphicon-chevron-left,
.carousel-control .glyphicon-chevron-right {
  color: var(--accent-color);
  font-size: 24px;
  top: 50%;
  transform: translateY(-50%);
}

/* Course/Content Panels */
.panel {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: 0 2px 8px var(--shadow-color);
  transition: all var(--transition-normal);
  overflow: hidden;
}

.panel:hover {
  box-shadow: 0 8px 20px var(--shadow-color);
  transform: translateY(-2px);
}

.panel-heading {
  background-color: var(--accent-color) !important;
  color: var(--primary-color) !important;
  border: none;
  padding: var(--spacing-lg) !important;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.panel-heading h3, .panel-title {
  color: var(--primary-color) !important;
  font-size: 1.3rem;
  margin: 0;
}

.panel-body {
  background-color: var(--card-bg-color);
  color: var(--text-color);
  padding: var(--spacing-xl);
}

/* Product Grid */
.product-item {
  margin-bottom: var(--spacing-2xl);
}

.product-item .panel {
  height: 100%;
}

.product-item img {
  width: 100%;
  height: 350px;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-lg);
  border: 2px solid var(--border-color);
  transition: transform var(--transition-normal);
}

.product-item:hover img {
  transform: scale(1.03);
}

.product-item h3 {
  color: var(--primary-color);
  font-size: 1.2rem;
}

.product-item p {
  font-size: 0.9rem;
}

/* Footer */
footer {
  background-color: var(--navbar-color);
  color: var(--text-light-color);
  padding: var(--spacing-2xl) 0;
  margin-top: var(--spacing-3xl);
  transition: background-color var(--transition-normal);
}

footer h4 {
  color: var(--accent-color);
  font-size: 1.1rem;
  margin-bottom: var(--spacing-md);
}

footer p {
  color: var(--text-light-color);
  font-size: 0.9rem;
  line-height: 1.8;
}

footer a {
  color: var(--text-light-color);
  text-decoration: none;
  transition: color var(--transition-normal);
}

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

footer ul li {
  list-style: none;
  margin-bottom: var(--spacing-sm);
}

footer ul li a {
  transition: color var(--transition-normal);
}

footer ul li a:hover {
  color: var(--accent-color);
}

/* Cookie Banner */
#cookieConsentBanner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--navbar-color) !important;
  border-top: 2px solid var(--accent-color);
  color: var(--text-light-color) !important;
  padding: var(--spacing-lg) 0;
  z-index: 1050;
  display: none;
  animation: slideUp 0.3s ease-out;
  box-shadow: 0 -4px 12px var(--shadow-color);
}

@keyframes slideUp {
  from {
    transform: translateY(100%);
  }
  to {
    transform: translateY(0);
  }
}

#cookieConsentBanner p {
  color: var(--text-light-color);
  margin-right: var(--spacing-lg);
}

/* Content Sections */
.content-section {
  padding: var(--spacing-3xl) 0;
  background-color: var(--background-color);
  transition: background-color var(--transition-normal);
}

.content-section.dark-bg {
  background-color: var(--background-dark-color);
}

.content-section.dark-bg h2,
.content-section.dark-bg h3 {
  color: var(--accent-color);
}

.content-section.dark-bg p {
  color: var(--text-light-color);
}

/* Text Utilities */
.text-center {
  text-align: center;
}

.text-right {
  text-align: right;
}

.text-left {
  text-align: left;
}

.lead {
  font-size: clamp(1rem, 2vw, 1.25rem);
  line-height: 1.8;
}

.img-responsive {
  max-width: 100%;
  height: auto;
  display: block;
}

.full-width-img {
  width: 100%;
  height: auto;
}

.center-block {
  margin-left: auto;
  margin-right: auto;
}

/* Margins */
.margin-top-lg {
  margin-top: var(--spacing-2xl);
}

.margin-bottom-lg {
  margin-bottom: var(--spacing-2xl);
}

.margin-top-xl {
  margin-top: var(--spacing-3xl);
}

.margin-bottom-xl {
  margin-bottom: var(--spacing-3xl);
}

/* Responsive Design */
@media (max-width: 992px) {
  .bento-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .bento-item:nth-child(1) {
    grid-column: span 1;
    grid-row: span 1;
  }

  .bento-item:nth-child(2) {
    grid-column: span 1;
    grid-row: span 1;
  }

  h1 {
    font-size: 2.5rem;
  }

  h2 {
    font-size: 2rem;
  }
}

@media (max-width: 768px) {
  .bento-grid {
    grid-template-columns: 1fr;
  }

  .bento-item {
    grid-column: span 1 !important;
    grid-row: span 1 !important;
  }

  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  .hero-banner {
    height: 400px;
  }

  .hero-content h1 {
    font-size: 1.8rem;
  }

  .hero-content p {
    font-size: 1rem;
  }

  .navbar-header-right {
    flex-direction: column;
    gap: var(--spacing-sm);
    width: 100%;
    margin-top: var(--spacing-md);
  }

  .theme-toggle, .lang-toggle {
    width: 100%;
    text-align: center;
  }

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

  .team-member {
    margin-bottom: var(--spacing-xl);
  }

  .testimonial-item {
    padding: var(--spacing-xl);
    min-height: auto;
  }

  .testimonial-item p {
    font-size: 1rem;
  }

  .grid-item, .bento-item {
    padding: var(--spacing-lg);
  }

  .panel-body {
    padding: var(--spacing-lg);
  }

  footer {
    padding: var(--spacing-2xl) 0;
  }
}

@media (max-width: 576px) {
  h1 {
    font-size: 1.5rem;
  }

  h2 {
    font-size: 1.25rem;
  }

  h3 {
    font-size: 1.1rem;
  }

  .btn {
    padding: 10px 20px;
    font-size: 0.9rem;
  }

  .btn-lg {
    padding: 12px 24px;
    font-size: 1rem;
  }

  .navbar-default .navbar-brand {
    font-size: 1.2rem;
  }

  .team-member img {
    width: 150px;
    height: 150px;
  }

  .product-item img {
    height: 250px;
  }

  .grid-item img, .bento-item img {
    height: 200px;
  }
}

/* Smooth Transitions */
body, body * {
  transition: background-color var(--transition-normal), color var(--transition-normal), border-color var(--transition-normal);
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

/* Row and Columns (Bootstrap alternative) */
.row {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.col-xs-12 { grid-column: span 12; }
.col-sm-6 { grid-column: span 6; }
.col-sm-12 { grid-column: span 12; }
.col-md-3 { grid-column: span 3; }
.col-md-4 { grid-column: span 4; }
.col-md-6 { grid-column: span 6; }
.col-md-8 { grid-column: span 8; }
.col-md-10 { grid-column: span 10; }
.col-md-12 { grid-column: span 12; }
.col-md-offset-1 { margin-left: 8.333%; }
.col-md-offset-2 { margin-left: 16.666%; }

@media (max-width: 992px) {
  .col-sm-6 { grid-column: span 12; }
  .col-md-3 { grid-column: span 12; }
  .col-md-4 { grid-column: span 6; }
  .col-md-6 { grid-column: span 12; }
  .col-md-8 { grid-column: span 12; }
  .col-md-10 { grid-column: span 12; }
  .col-md-offset-1 { margin-left: 0; }
  .col-md-offset-2 { margin-left: 0; }
}

@media (max-width: 576px) {
  .col-sm-6 { grid-column: span 12; }
  .col-md-4 { grid-column: span 12; }
}

/* Loading animation (if needed) */
@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* Print Styles */
@media print {
  body {
    background-color: white;
    color: black;
  }

  a {
    color: black;
  }

  footer {
    page-break-before: always;
  }
}