body {
    background-color: #0b0f1a;
    color: #e0e6ed;
    font-family: 'Segoe UI', sans-serif;
    margin: 0;
    padding: 0;
}

.container {
    max-width: 1200px;
    margin: auto;
    padding: 2rem;
}

h1 {
    text-align: center;
    font-size: 2.5rem;
    color: #91cfff;
    margin-bottom: 0.3rem;
}

p {
    text-align: center;
    font-size: 1rem;
    color: #bbb;
    margin-bottom: 2rem;
}

.main-layout {
    display: flex;
    align-items: flex-start;
    gap: 2rem;
}

.sidebar {
    width: 250px;
    background-color: #161d2c;
    padding: 1rem;
    border-radius: 12px;
    box-shadow: 0 0 10px rgba(0,0,0,0.4);
    height: 100%;
    overflow-y: auto;
    max-height: 80vh;
}

.sidebar h2 {
    font-size: 1.2rem;
    color: #91cfff;
    margin-bottom: 0.5rem;
}

.sidebar ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar li {
    padding: 10px;
    margin-bottom: 6px;
    background-color: #1d2537;
    border-radius: 6px;
    cursor: pointer;
    color: #c3e0ff;
    transition: background-color 0.2s;
    font-size: 0.95rem;
}

.sidebar li:hover {
    background-color: #2a3550;
}

.video-section {
    flex: 1;
}

.video-section h2 {
    margin-bottom: 1rem;
    color: #b3e0ff;
    font-size: 1.5rem;
}

video {
    width: 100%;
    max-height: 600px;
    border-radius: 12px;
    box-shadow: 0 0 20px rgba(0,0,0,0.6);
}

.latest-image {
    text-align: center;
    margin-bottom: 2rem;
}

.latest-image h2 {
    font-size: 1.3rem;
    color: #a0d8ff;
    margin-bottom: 0.5rem;
}

.latest-image img {
    width: 100%;
    height: auto;
    max-width: 1000px;
    max-height: 70vh;
    border-radius: 12px;
    box-shadow: 0 0 15px rgba(0,0,0,0.5);
    object-fit: contain;
}

.circle-timer {
  width: 24px;
  height: 24px;
}

.circle-timer svg {
  transform: rotate(-90deg);
  width: 100%;
  height: 100%;
}

.circle-timer .bg {
  fill: none;
  stroke: #444;
  stroke-width: 2;
}

.circle-timer .progress {
  fill: none;
  stroke: #00d1ff;
  stroke-width: 2;
  stroke-linecap: round;
  transition: stroke-dasharray 1s linear;
}

.video-list {
  max-height: 400px; /* Match your video player height */
  overflow-y: auto;
  margin-top: 1rem;
  padding-left: 1rem;
  color: #f0f0f0;
  background-color: #121212;
  border-left: 2px solid #333;
  border-radius: 8px;
  padding: 1rem;
}

.video-groups {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.month-group summary {
  cursor: pointer;
  font-weight: bold;
  background: #1f1f1f;
  color: #e0e0e0;
  padding: 6px 10px;
  border-radius: 6px;
  transition: background 0.2s;
}

.month-group summary:hover {
  background: #2a2a2a;
}

.month-group ul {
  list-style: none;
  padding-left: 1rem;
  margin: 0.3rem 0;
}

.month-group li {
  margin-bottom: 4px;
}

.month-group a {
  color: #66ccff;
  text-decoration: none;
  padding: 4px 6px;
  display: inline-block;
  border-radius: 4px;
  transition: background 0.2s;
}

.month-group a:hover {
  background-color: #222;
  text-decoration: underline;
}

.video-list::-webkit-scrollbar {
  width: 8px;
}
.video-list::-webkit-scrollbar-thumb {
  background: #444;
  border-radius: 4px;
}
.video-list::-webkit-scrollbar-track {
  background: #222;
}