html, body {
	max-width: 100vw;      /* Limits the width to the viewport width */
	overflow-x: hidden;    /* Hides horizontal scrollbar and clips overflow */
	box-sizing: border-box; /* Ensures padding/borders do not cause overflow */
	margin: 0;             /* Removes default body margin that can cause overflow */
	padding: 0;            /* Reset padding if any */
	font-family: 'Arial', sans-serif;
	background-color: #fff;
    color: #00274d; /* dark blue text */
  }
  
  header {
    position: relative;
    background: linear-gradient(90deg, #00274d, #007bff); /* blue gradient */
    color: white;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding: 40px 40px 40px 120px;
    overflow: hidden;
  }

  header img {
    position: absolute;
    top: -20px;
    left: -30px;
    width: 150px;
    height: auto;
    object-fit: cover;
    border-radius: 50%;
    border: 8px solid white;
    box-shadow: 0 0 20px rgba(0,0,0,0.3);
  }

/* Navigation */
.header-nav {
  display: flex;
  gap: 1.65rem;
  align-items: center;
  flex-grow: 1;
  justify-content: center;
  order: 3;
  min-width: 160px;
}

/* Links */
.header-nav .nav-link {
  position: relative;
  text-decoration: none;
  font-weight: 800;
  font-size: 1.15rem;
  color: black;
  padding: 0.5rem 1.2rem;
  border-radius: 30px;
  background: #00DBDE;
  box-shadow: 0 2px 10px rgba(255 255 255 / 0.2);
  transition: background 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
  letter-spacing: 0.07em;
  user-select: none;
}

/* Hover and Focus states */
.header-nav .nav-link:hover,
.header-nav .nav-link:focus-visible {
  background: #fff;
  color: #2274A5;
  box-shadow: 0 4px 18px rgba(247, 153, 2, 0.55);
  outline: none;
}

/* Special style for Login link */
.header-nav .login-link {
  background: #F79902;
  color: #fff;
  box-shadow: 0 3px 16px rgba(247, 153, 2, 0.75);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}

.header-nav .login-link:hover,
.header-nav .login-link:focus-visible {
  background: #ffae32;
  box-shadow: 0 5px 26px rgba(255, 174, 50, 0.85);
  color: #fff;
}

.header-nav .contact-link {
  background: #11b986;          /* Fresh teal/green */
  color: #fff;
  box-shadow: 0 3px 16px rgba(17,185,134,0.24);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}

.header-nav .contact-link:hover,
.header-nav .contact-link:focus-visible {
  background: #FFE53B;          /* Deepen shade on hover */
  color: #fff;
  box-shadow: 0 5px 22px rgba(17,185,134,0.38);
  outline: none;
}

  main {
	flex-grow: 1;
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
	text-align: center;
    padding: 20px 50px 50px 50px;
	margin-bottom:50px;
  }

  main h1 {
    font-size: 48px;
    margin-bottom: 50px;
    color: #ff6600; /* orange */
    font-weight: bold;
  }

  .locations {
    display: flex;
    flex-direction: column;
    gap: 30px;
    align-items: center;
  }
  
  .buttons {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
    margin-top: 50px;
  }

  .btn {
    background: #007bff;
    color: white;
    font-size: 32px;
    font-weight: bold;
    padding: 20px 60px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.3s, transform 0.3s;
  }

  .btn:hover {
    background: #0056b3;
    transform: scale(1.05);
  }
  
	.timing-info {
		font-size: 1.6em;
		font-weight: bold;
		text-align: center;
		margin: 10px 0px 20px 0px;
		line-height: 1.5;
	}

	.timing-info.off-day {
		color: #dc3545; /* Red for off day */
		font-weight: bold;
		font-size: 1.8em;
	}

	.timing-reason {
		font-size: 1.1em;
		color: var(--dark-grey);
		margin-top: 10px;
	}

	.weekly-schedule-table {
	  width: 100%;
	  border-collapse: collapse;
	  margin-top: 20px;
	  font-size: 1em;
	  background: #fff; /* Ensures table sits on white background */
	  box-shadow: 0 4px 24px rgba(30, 50, 85, 0.07);
	  border-radius: 12px;
	  overflow: hidden;
	}

	.weekly-schedule-table th, .weekly-schedule-table td {
	  border: 1px solid #e7ecf3; /* Soft light-grey border */
	  padding: 12px 16px;
	  text-align: left;
	  transition: background 0.2s;
	}

	.weekly-schedule-table th {
	  background: linear-gradient(90deg, #0969da 0%, #24bfa6 100%); /* Blue to teal */
	  color: #fff;
	  font-weight: 700;
	  text-transform: uppercase;
	  font-size: 0.9em;
	  letter-spacing: 0.5px;
	}

	.weekly-schedule-table tr {
	  background-color: #fff;
	}

	.weekly-schedule-table tr:nth-child(even) {
	  background: #f4fafd; /* Very light blue/teal for alternate rows */
	}

	.weekly-schedule-table tr:hover td {
	  background: linear-gradient(90deg, #ffe5b4 0%, #e0f7fa 100%); /* subtle orange-teal highlight */
	}

	.weekly-schedule-table td {
	  color: #222; /* deep black for content */
	  font-weight: 500;
	}

	.weekly-schedule-table .off-day {
	  color: #ff6d00; /* bright orange for emphasis on off days */
	  font-weight: 700;
	  letter-spacing: 0.5px;
	}

	.notice {
	  background: linear-gradient(90deg, #24bfa6 0%, #e6f0ff 100%);
	  color: #111;
	  border-left: 8px solid #007bff;
	  border-radius: 14px;
	  padding: 30px 28px;
	  margin-bottom: 36px;
	  box-shadow: 0 6px 32px rgba(0, 39, 77, 0.12);
	  transition: transform 0.3s, box-shadow 0.3s;
	  font-family: 'Segoe UI', 'Arial', sans-serif;
	}

	.notice:hover {
	  transform: scale(1.03) translateY(-2px);
	  box-shadow: 0 12px 44px rgba(0, 39, 77, 0.18);
	}

	.notice-title {
	  font-size: 32px;
	  font-weight: 800;
	  text-transform: uppercase;
	  letter-spacing: 1.5px;
	  color: #111;
	  margin-bottom: 12px;
	  text-shadow: 0 2px 8px rgba(36, 191, 166, 0.1);
	}

	.notice-category {
	  font-size: 22px;
	  font-weight: 800;
	  color: #ff6700; /* vivid orange */
	  margin-bottom: 10px;
	  text-transform: uppercase;
	  letter-spacing: 1.2px;
	}

	.notice-dates {
	  font-size: 17px;
	  font-weight: bold;
	  color: #072a49; /* deep blue */
	  background: #c6e7ff;
	  padding: 4px 12px;
	  border-radius: 6px;
	  display: inline-block;
	  margin-bottom: 12px;
	}

	.notice-description {
	  font-size: 20px;
	  line-height: 1.5;
	  color: #111;
	  font-weight: 600;
	  letter-spacing: 0.3px;
	}

  footer {
    background: #00274d;
    color: white;
    text-align: center;
    padding: 15px 20px;
    font-size: 18px;
    font-weight: bold;
    position: fixed;
    width: 100%;
    bottom: 0;
  }

  @media (max-width: 768px) {
    header {
      padding: 40px 20px 40px 100px;
    }
    header img {
      width: 140px;
      height: 140px;
      top: -20px;
      left: -20px;
    }	
	  .header-nav {
		order: 2;
		flex-grow: unset;
		gap: 1rem;
	  }
    main h1 {
      font-size: 32px;
    }
    .btn {
      font-size: 24px;
      padding: 15px 40px;
    }
    .notice-title {
      font-size: 22px;
    }
    .notice-category {
      font-size: 18px;
    }
    .notice-dates {
      font-size: 14px;
    }
    .notice-description {
      font-size: 16px;
    }
  }
  
	.back-button-container {
	  margin: 20px 0;
	  display: flex;
	  text-align: left; /* Align left, adjust as needed */
	}
	
	.location-text {
	  margin-left: 30px;        /* Space between button and location text */
	  font-size: 2rem;
	  color: teal;
	  font-weight: 800;
	  white-space: nowrap;      /* Prevent line break */
	  user-select: none;        /* Optional: prevent selection */
	}

	/* Back Button Style */
	.back-button {
	  background: linear-gradient(90deg, #24bfa6 0%, #0652dd 100%); /* teal to blue */
	  color: #fff;
	  border: none;
	  padding: 12px 24px 12px 48px;
	  font-size: 18px;
	  font-weight: 700;
	  cursor: pointer;
	  border-radius: 8px;
	  position: relative;
	  font-family: 'Segoe UI', 'Arial', sans-serif;
	  box-shadow: 0 4px 16px rgba(6, 82, 221, 0.35);
	  transition: background 0.3s, box-shadow 0.3s, transform 0.2s;
	}

	/* Left arrow icon before text */
	.back-button::before {
	  content: '←'; /* Unicode left arrow */
	  position: absolute;
	  left: 16px;
	  top: 50%;
	  transform: translateY(-50%);
	  font-size: 20px;
	  color: #ff6700; /* matching orange */
	  font-weight: 900;
	}

	/* Hover and Focus effects */
	.back-button:hover,
	.back-button:focus {
	  background: linear-gradient(90deg, #ff6700 0%, #24bfa6 100%); /* orange to teal gradient on hover */
	  box-shadow: 0 6px 24px rgba(255, 103, 0, 0.6);
	  transform: scale(1.05);
	  outline: none;
	}

	/* Disabled state if needed */
	.back-button:disabled {
	  background: #ccc;
	  border-left-color: #999;
	  color: #666;
	  cursor: default;
	  box-shadow: none;
	  transform: none;
	}
	
    /* Loader overlay */
    #loader {
      display: none; /* Hidden by default */
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: rgba(255, 255, 255, 0.8);
      z-index: 9999;
      text-align: center;
    }

    /* Spinner (simple CSS animation) */
    #loader .spinner {
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      border: 8px solid #f3f3f3; /* Light grey */
      border-top: 8px solid #3498db; /* Blue */
      border-radius: 50%;
      width: 60px;
      height: 60px;
      animation: spin 1s linear infinite;
    }

    /* Spinner animation */
    @keyframes spin {
      0% { transform: translate(-50%, -50%) rotate(0deg);}
      100% { transform: translate(-50%, -50%) rotate(360deg);}
    }
	
	.note-students {
		margin-top: 40px;
		font-size: 0.9em;
		color: var(--dark-grey);
		font-style: italic;
	}