:root {
  --background-color: #f5f5f5;
  --primary-color: #000000;
  --secondary-color: #e0e0e0;
  --button-color: #1a73e8;
  --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-family);
  color: var(--primary-color);
  background: #1a1a1a url('https://res.cloudinary.com/dnpmuuz3s/image/upload/v1759314588/1af48f96-b9c0-4faa-9dd5-cb6b5dd599ea_fblmlh.jpg') center/cover fixed no-repeat;
}

.top-bar {
  position: sticky;
  top: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 10px;
  width: 100%;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(6px);
}

.top-bar .title {
  color: #f1f1f1;
  font-size: 16px;
  font-weight: 700;
}

html,
body {
  overflow: visible;
}

.menu-toggle {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  pointer-events: none;
}

.menu-icon-box {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 10px;
  background: #474747;
  border-radius: 10px;
  cursor: pointer;
}

.menu-icon {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.menu-icon .bar {
  height: 5px;
  width: 35px;
  background: #e45353;
  border-radius: 25px;
}

#menu-toggle:checked ~ .sidebar {
  transform: translateX(0);
}

.sidebar {
  height: 100%;
  width: 250px;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1100;
  background: #111;
  padding-top: 60px;
  transform: translateX(-250px);
  transition: transform 0.3s ease;
  border-right: 2px solid #e45353;
}

.sidebar a,
.sidebar .close-btn {
  display: block;
  text-decoration: none;
  transition: 0.3s;
}

.sidebar a {
  padding: 14px 8px 14px 32px;
  font-size: 1rem;
  color: #818181;
}

.sidebar a:hover {
  color: #f1f1f1;
  background-color: #222;
}

.sidebar .close-btn {
  position: absolute;
  top: 20px;
  right: 25px;
  font-size: 36px;
  color: #f1f1f1;
  cursor: pointer;
}

.sidebar hr {
  border: 0;
  border-top: 1px solid #333;
  margin: 10px 0;
}

.intro {
  margin: 20px 10px;
  width: 90%;
  background: rgba(34, 139, 34, 0.6);
  border-radius: 20px;
  padding: 15px;
  color: #e0e0e0;
  opacity: 0.9;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.intro:hover {
  transform: scale(1.05) translateX(20px);
  opacity: 1;
  background: rgba(34, 139, 34, 0.8);
}

.guide {
  margin: 20px 10px;
  color: #e0e0e0;
}

.intro h1,
.guide h2 {
  margin-left: auto;
  margin-right: auto;
  font-size: 1.5rem;
  color: #37ff00;
  margin-bottom: 10px;
  text-align: center;
}

.intro p,
.guide p {
  font-size: 1.1rem;
  line-height: 1.4;
  text-align: justify;
}

.hr {
  width: 100%;
  margin-top: 30px;
  border: 2px solid #27ad13;
}

.img {
  margin-top: 25px;
  margin-left: auto;
  margin-right: auto;
  width: 80%;
  border-radius: 20px;
  overflow: hidden;
  transition: transform 0.5s ease;
}

.img img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 20px;
}

.img:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.6);
}