/*
============================================
Lab Page Styles - Extension of main.css
============================================
*/

:root {
  --lab-accent: var(--prof-color);
  --lab-accent-light: var(--prof-color-light);
  --lab-card-height: 320px;
}

html, body {
  height: 100dvh;
  margin: 0;
  padding: 0;
}

body.build-page {
  display: flex;
  flex-direction: column;
}

header, footer {
  flex: 0 0 auto;
}

main {
  flex: 1 0 auto;
  overflow-y: auto;
}

/* Accessibility: Skip to content */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  padding: 8px;
  background-color: var(--prof-color);
  color: var(--background-color);
  z-index: 1000;
  transition: top 0.3s ease;
}
.skip-link:focus { top: 0; }

/* Lab Hero Section */
.lab-hero {
  background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.85)), url('/assets/lab/lab-hero.webp');
  background-size: cover;
  background-position: center;
  height: calc(90dvh - var(--header-height));
  margin-top: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #fff;
  padding: 0;
}
.lab-hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin-bottom: var(--spacing-sm);
}
.lab-hero .lab-accent {
  color: var(--prof-color);
  font-weight: 600;
}
.lab-hero-tagline {
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  margin-bottom: var(--spacing-lg);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  opacity: 0.9;
}
.lab-hero .container { padding: 1rem; }

/* Lab Introduction */
.lab-intro {
  max-width: 800px;
  margin: 0 auto var(--spacing-md);
  text-align: center;
  padding: 0 var(--spacing-md);
}

/* Featured Project */
.project-feature {
  max-width: 1100px;
  margin: 0 auto var(--spacing-lg);
  background: var(--background-color);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
  border: 1px solid rgba(127,127,127,0.1);
  transform: translateY(20px);
  opacity: 0;
  transition: transform 0.6s, opacity 0.6s;
}
.project-feature.loaded {
  transform: translateY(0);
  opacity: 1;
}
.project-header {
  padding: var(--spacing-md);
  border-bottom: 1px solid rgba(127,127,127,0.1);
  background: rgba(127,127,127,0.03);
}
.project-header h2 {
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  text-align: left;
  font-size: 1.6rem;
}
.project-badge {
  font-size: 0.9rem;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  background: var(--prof-color);
  color: var(--background-color);
  font-weight: 500;
}
.project-body {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
}
.project-media, .project-info {
  flex: 1 1 450px;
}
.project-media {
  display: flex;
  height: auto;
  overflow: hidden;
  align-items: center;
  flex-direction: column;
  padding: var(--spacing-md) 0 var(--spacing-md) var(--spacing-md);
}
.project-info {
  padding: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--spacing-md);
}
.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-md);
}
.project-tag {
  padding: 0.3rem 0.75rem;
  background: rgba(127,127,127,0.1);
  border-radius: 4px;
  font-size: 0.85rem;
}
.project-description {
  margin-bottom: var(--spacing-md);
  flex-grow: 1;
  font-size: 1.05rem;
  line-height: 1.6;
}
.project-description p {
  margin-bottom: var(--spacing-sm);
  text-align: left;
}
.project-actions {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: var(--spacing-md);
}

/* Button Styles */
.btn-lab, .btn-bridge {
  display: inline-block;
  padding: .75rem 1.5rem;
  font-weight: 500;
  cursor: pointer;
  border-radius: var(--border-radius);
  background: var(--prof-color);
  border: 2px solid var(--prof-color);
  color: var(--background-color);
  text-decoration: none;
  transition: background-color .3s, color .3s, transform .1s;
}
.btn-lab:hover, .btn-bridge:hover {
  background: transparent;
  color: var(--prof-color);
}

.project-links {
  display: flex;
  gap: var(--spacing-sm);
}
.project-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(127,127,127,0.1);
  color: var(--text-color);
  transition: all 0.3s;
}
.project-links a:hover {
  background: var(--prof-color);
  color: var(--background-color);
}

/* Lab Footer */
.lab-footer {
  padding: var(--spacing-lg) 0;
  text-align: center;
  border-top: 1px solid rgba(127,127,127,0.1);
}
.lab-footer h3 {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-sm);
}
.lab-footer p {
  margin-bottom: var(--spacing-md);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* Bridge Section */
.bridge-section {
  background: linear-gradient(to right, var(--background-color-light), var(--background-color));
  border: 1px solid rgba(127,127,127,0.1);
  border-radius: var(--border-radius);
  padding: var(--spacing-lg);
  margin: var(--spacing-lg) auto;
  max-width: 1100px;
  text-align: center;
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
  transition: transform 0.6s, opacity 0.6s;
}
.bridge-header h1 { margin-bottom: var(--spacing-md); }
.bridge-body {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.8s forwards 0.3s;
}
@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Responsive Video */
.responsive-video-wrapper {
  width: 100%;
  height: 100%;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 0 12px rgba(0,0,0,0.1);
}
.responsive-video-wrapper iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* Icon Actions */
.icon-actions {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-sm);
  flex-wrap: wrap;
}
.icon-button {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1rem;
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: var(--border-radius);
  background: rgba(127,127,127,0.1);
  color: var(--text-color);
  text-decoration: none;
  transition: all 0.3s;
}
.icon-button:hover {
  background: var(--prof-color);
  color: var(--background-color);
}
.icon-button i {
  font-size: 1rem;
}
.icon-label {
  font-size: 0.85rem;
  font-weight: 500;
  color: inherit;
}

.project-actions-label {
  font-size: 0.85rem;
  font-weight: 500;
  opacity: 0.7;
  margin-bottom: 0.5rem;
}

/* Responsive Adjustments */
@media (max-width: 900px) {
  .project-media { height: 300px; }
  .project-header h2 { font-size: 1.4rem; }
}
@media (max-width: 767px) {
  .lab-hero {
    min-height: 30vh;
    padding: calc(var(--header-height) + var(--spacing-md)) var(--spacing-sm) var(--spacing-md);
  }
  .project-header { padding: var(--spacing-sm); }
  .project-badge {
    font-size: 0.8rem;
    padding: 0.2rem 0.6rem;
  }
  .project-info { padding: var(--spacing-md); }
  .project-actions {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-sm);
  }
  .lab-footer { padding: var(--spacing-md) var(--spacing-sm); }
}
@media (max-width: 600px) {
  .icon-actions {
    flex-direction: column;
    align-items: stretch;
    gap: var(--spacing-sm);
  }
  .icon-button {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    justify-content: center;
    padding: 0.75rem 1rem;
    box-sizing: border-box;
  }
}
@media (min-width: 1024px) {
  .project-media { padding-left: 2rem; }
}