/* Portfolio Template - Panel Styles */
/* This file handles the main panel layout and animations */

.panel {
  /* Default transition for closing - linear and immediate */
  transition: width 0.15s linear, transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
  width: var(--panel-width);
  height: 100%;
  position: relative;
  cursor: pointer;
}

.panel:not(.expanded):hover {
  transform: scale(1.02);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
  filter: brightness(1.1);
}

.panel.expanding {
  /* Smooth transition for opening */
  transition: width var(--transition-duration) var(--transition-timing);
}

/* Panel Headings */
.panel h1 {
  position: absolute;
  top: 50%;
  left: 50%;
  color: var(--text-color);
  white-space: nowrap;
  margin: 0;
  font-family: "Archivo Black", serif;
  font-size: clamp(1.5rem, 4.5vw, 3rem);
  transition: opacity 0.3s ease;
}

.left-panel h1 {
  transform: translate(-50%, -50%) rotate(-90deg);
}

.right-panel h1 {
  transform: translate(-50%, -50%) rotate(90deg);
}

.panel h1.slide-left,
.panel h1.slide-right {
  opacity: 1;
}

.left-panel.expanded h1,
.right-panel.expanded h1 {
  opacity: 0;
  font-size: 75px;
}

/* Left Panel Styling */
.left-panel {
  background-color: var(--left-panel-bg);
  background-image: var(--left-panel-gradient);
  border-right: 2px solid var(--border-color);
}

.left-panel:not(.expanded):hover {
  background-image: var(--left-panel-hover);
  border-right: 2px solid var(--border-hover-color);
}

/* Right Panel Styling */
.right-panel {
  background-color: var(--right-panel-bg);
  background-image: var(--right-panel-gradient);
  margin-left: auto;
  border-left: 2px solid var(--border-color);
}

.right-panel:not(.expanded):hover {
  background-image: var(--right-panel-hover);
  border-left: 2px solid var(--border-hover-color);
}

/* Panel Content */
.panel-content {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  overflow-y: auto;
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
  padding: 20px;
  box-sizing: border-box;
}

.panel-content {
  transition: opacity 0.2s ease-out, visibility 0.025s ease-out;
}

.panel-content.visible {
  transition: opacity .15s cubic-bezier(0.7, 0, 0.84, 0), visibility .025s cubic-bezier(0.7, 0, 0.84, 0);
  opacity: 1;
  pointer-events: auto;
  visibility: visible;
}

.panel p {
  margin: 0;
  color: var(--text-color);
  line-height: 1.6;
}

.panel img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin: 10px 0;
}

/* Expanded Panel States */
.panel.expanded {
  cursor: default;
  transform: none;
  box-shadow: none;
  filter: none;
}

.panel.expanded:hover {
  transform: none;
  box-shadow: none;
  filter: none;
}

.left-panel.expanded,
.right-panel.expanded {
  width: calc(100% - var(--panel-width));
  background-image: none;
  border: none;
  background-color: var(--expanded-panel-bg);
}

/* Project Item Styling */
.project-item {
  margin-bottom: 20px;
}

.project-header {
  display: flex;
  align-items: center;
  gap: 15px;
}

.project-header img {
  width: 60px;
  height: 60px;
  object-fit: cover;
  border-radius: 8px;
  margin: 0;
}

.button-content h2 {
  margin: 0;
  color: var(--text-color);
  font-size: 1.4rem;
}

.button-content h3 {
  margin: 5px 0 0 0;
  color: #ccc;
  font-size: 1rem;
  font-weight: normal;
}

/* Scrollbar Styling */
.panel-content::-webkit-scrollbar {
  width: 8px;
}

.panel-content::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
}

.panel-content::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.3);
  border-radius: 4px;
}

.panel-content::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.5);
}

/* Responsive Design */
@media (max-width: 768px) {
  .panel h1 {
    font-size: clamp(1rem, 3vw, 2rem);
  }
  
  .left-panel.expanded h1,
  .right-panel.expanded h1 {
    font-size: 50px;
  }
  
  .panel-content {
    padding: 15px;
  }
  
  .project-header {
    flex-direction: column;
    text-align: center;
    gap: 10px;
  }
  
  .project-header img {
    width: 80px;
    height: 80px;
  }
}