:root{
  --bg:#f6f7f9;
  --card:#ffffff;
  --text:#1f2937;
  --muted:#6b7280;
  --accent:#2563eb;
  --border:#e5e7eb;
}

*{box-sizing:border-box}

body{
  margin:0;
  font-family:Inter,sans-serif;
  background:var(--bg);
  color:var(--text);
}

#intro{
  text-align:center;
  padding:4rem 1.5rem 3rem;
}

#intro h1{
  font-size:2.6rem;
  font-weight:700;
  margin-bottom:0.5rem;
}

#intro p{
  max-width:850px;
  margin:auto;
  color:var(--muted);
}


/* NAV */
        .site-header {
            background: #111;
            position: sticky;
            top: 0;
            z-index: 1000;
			position: relative;
			background: #000;
        }
        .nav {
            max-width: 60%;
            margin: auto;
            padding: 15px 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .nav-left {
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .site-title {
            font-weight: 600;
            color: white;
        }
        .nav-links {
            display: flex;
            list-style: none;
            gap: 20px;
        }
        .nav-links a {
            color: #bbb;
            text-decoration: none;
            font-size: 0.95em;
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: white;
            border-bottom: 2px solid white;
        }

		.lang-switch {
		  position: fixed;
		  bottom: 20px;
		  right: 20px;
		  z-index: 1000;
		}

		#lang-btn {
		  width: 48px;
		  height: 48px;
		  border-radius: 50%;
		  background: #000;
		  color: #fff;
		  border: none;
		  font-weight: 600;
		  cursor: pointer;
		  transition: 
			  background 0.25s ease,
			  color 0.25s ease,
			  border-radius 0.25s ease;
		  box-shadow: 0 6px 20px rgba(0,0,0,0.25);
		  font-size:1.1rem;
		}


		@media (max-width: 768px) {
		  .lang-switch {
			position: absolute;
			top: 50%;
			right: 16px;
			bottom: auto;
			transform: translateY(-50%);
		  }
		  #lang-btn {
			background: #fff;
			color: #000;
			box-shadow: none;
			border: 1px solid rgba(0,0,0,0.15);
		  }
		  #lang-btn {
			border: 1px solid rgba(0,0,0,0.15);
		  }
		  #lang-list {
			top: 48px;
			bottom: auto;
			background: #fff;
			transform: translateY(-10px);
			transition: opacity 0.2s ease, transform 0.2s ease;

		  }
		  #lang-list li {
			color: #000;
		  }
		  #lang-list li:hover {
			background: #f0f0f0;
		  }
		}

		.lang-switch.open #lang-btn {
		  border-radius: 12px;
		}
		.lang-switch.open #lang-btn {
		  border-radius: 8px;
		}

		#lang-list {
		  position: absolute;
		  right: 0;
		  bottom: 56px;
		  background: #000;
		  list-style: none;
		  padding: 8px 0;
		  margin: 0;
		  border-radius: 12px;
		  opacity: 0;
		  pointer-events: none;
		  transform: translateY(10px);
		  transition: opacity 0.25s ease, transform 0.25s ease;
		}

		.lang-switch.open #lang-list {
		  opacity: 1;
		  pointer-events: auto;
		  transform: translateY(0);
		}

		#lang-list li {
		  padding: 8px 16px;
		  max-width: 48px;
		  color: #fff;
		  cursor: pointer;
		}
		#lang-btn:hover {
		  transform: scale(1.05);
		}
		#lang-list li:hover {
		  background: #222;
		}

/* FOOTER */
.site-footer {
	text-align: center;
	padding: 20px;
	font-size: 0.8em;
	color: #777;
}