/* Theme: SDG 14 - Life Below Water */

/* Global Variables */
:root {
  --rich-black: #000814; /* Deep ocean black */
  --yale-blue: #003566; /* Dark blue for depth */
  --pacific-cyan: #0074c2; /* Bright cyan for water */
  --picton-blue: #5fa8d3;
  --alice-blue: #ebf7ff;

  --success: #2ecc71; /* Seaweed-inspired green */
  --warning: #f39c12; /* Coral-inspired orange */
  --caution: #e67e22; /* Sunset over water */
  --error: #d62828; /* Danger red */
  --info: #3498db; /* Info blue */
  --neutral: #7f8c8d; /* Rock/sand gray */
}

/* Reset */
* {
  box-sizing: border-box;
  /* margin: 0;
  padding: 0; */
}

/* Body */
body {
  font-family: "Saira Condensed", Arial, sans-serif; /* Team: Use this for body text */
  font-size: 1.125rem; /* 18px base */
  line-height: 1.6;
  color: var(--rich-black);
  background: linear-gradient(
    to bottom,
    var(--alice-blue),
    var(--picton-blue)
  ); /* Fluid watery gradient
  min-height: 100vh;
  overflow-x: hidden; */
}

/* Headings */
.mega-title {
  font-family: "Oswald", sans-serif; /* Replaced Russo One with Oswald */
  font-size: 10vw; /* Scales with screen width */
  color: var(--rich-black);
  text-transform: uppercase;
  letter-spacing: 0.3vw;
  line-height: 1;
  text-shadow: 0.2vw 0.2vw 0.4vw var(--rich-black); /* Adds depth like water */
  padding: 2rem 0;
  text-align: center;
}

h1 {
  font-family: "Oswald", sans-serif;
  font-size: 3rem; /* 48px, still big */
  color: var(--yale-blue);
  text-transform: uppercase;
  letter-spacing: 0.1rem;
}

h2 {
  font-family: "Oswald", sans-serif;
  font-size: 2rem; /* 32px */
  color: var(--yale-blue);
}

h3 {
  font-family: "Oswald", sans-serif;
  font-size: 1.5rem; /* 24px */
  color: var(--yale-blue);
}

h4 {
  font-family: "Oswald", sans-serif;
  font-size: 1.25rem; /* 24px */
  color: var(--yale-blue);
}

h5 {
  font-family: "Oswald", sans-serif;
  font-size: 1rem; /* 16px */
  color: var(--yale-blue);
}

h6 {
  font-family: "Oswald", sans-serif;
  font-size: 0.75rem; /* 12px */
  color: var(--yale-blue);
}

/* Wrapper */
.main-wrapper {
  width: 100%;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

/* Header */
header {
  background: var(--pacific-cyan);
  color: var(--alice-blue);
  padding: 1rem 0;
  width: 100%;
}


nav {
  background: transparent;
  padding: 0.5rem 0;
}

nav ul {
  list-style: none;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
}

nav ul li {
  margin: 0;
}

nav a {
  font-family: "Saira Condensed", sans-serif;
  font-weight: 700;
  color: var(--alice-blue);
  text-decoration: none;
  transition: all 0.4s ease-in-out;
}

nav a:hover {
  color: var(--yale-blue);
  border-bottom: 0.15rem solid var(--yale-blue);
}

/* Main */
main {
  flex-grow: 1;
  width: 100%;
  max-width: 100vw;
  color: var(--rich-black);
  background: var(--alice-blue); /* Light base for content */
  text-align: left; /* Modern left-align for canvas feel */
}


  /* Header */
  .header-main {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(128, 128, 128, 0.2);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.4s ease;
  }

    /*Logo Link */
    .logo-link {
      text-decoration: none;
    }

  .header-main.scrolled {
    background: rgba(0, 53, 102, 0.85);
  }

  .nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.25rem 2rem;
  }

  .logo-container {
    display: flex;
    align-items: center;
    gap: 0.5rem;
  }

  .logo-container img {
    height: 40px;
    width: auto;
  }

  .logo-title {
    font-family: 'Oswald', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--alice-blue);
    letter-spacing: 1px;
  }

  nav {
    flex-grow: 1;
    display: flex;
    justify-content: center;
  }

  nav ul {
    display: flex;
    gap: 2rem;
    justify-content: center;
  }

  nav a {
    position: relative;
    font-weight: 500;
    font-size: 1.4rem;
    padding: 0.5rem 0;
    color: var(--alice-blue);
  }

  nav a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: var(--alice-blue);
    transition: width 0.3s ease;
  }

  nav a:hover {
    color: var(--success);
  }

  nav a:hover::after {
    width: 100%;
  }

  /* Donate Button */
  .donate-button {
    display: inline-block;
    background-color: var(--pacific-cyan);
    color: var(--alice-blue);
    padding: 0.75rem 1.5rem;
    font-size: 1.1rem;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: 2px solid transparent;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    z-index: 1;
  }

  .donate-button:before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    width: 0%;
    height: 100%;
    background-color: var(--alice-blue);
    transition: all 0.4s ease;
    z-index: -1;
  }

  .donate-button:hover {
    color: var(--pacific-cyan);
  }

  .donate-button:hover:before {
    width: 100%;
  }

  /* Modern Footer */
  .footer-main {
    background: var(--rich-black);
    color: var(--alice-blue);
    padding: 0;
    position: relative;
  }

  /* Footer bottom section */
  .footer-bottom {
    background: rgba(0, 0, 0, 0.2);
    padding: 1.5rem 4rem;
    text-align: center;
  }

  /* Center align the Page Editor section */
  .footer-bottom p {
    margin: 0.5rem 0;
    text-align: center;
  }

  /* Footer links */
  .footer-bottom a {
    color: var(--pacific-cyan);
    text-decoration: none;
    transition: color 0.3s ease;
  }

  .footer-bottom a:hover {
    color: var(--alice-blue);
    text-decoration: underline;
  }

  /* Back to Top Button */
  .back-to-top-button {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: rgba(0, 116, 194, 0.4);
    color: var(--alice-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-size: 20px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    backdrop-filter: blur(5px);
    z-index: 1000;
    border: 2px solid transparent;
    overflow: hidden;
  }

  .back-to-top-button::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    width: 0%;
    height: 100%;
    background-color: var(--alice-blue);
    transition: all 0.4s ease;
    z-index: -1;
  }

  .back-to-top-button:hover {
    color: var(--pacific-cyan);
  }

  .back-to-top-button:hover::before {
    width: 100%;
  }

  .back-to-top-button.visible {
    opacity: 1;
    visibility: visible;
  }


/* Responsive */
@media (max-width: 768px) {
  .mega-title {
    font-size: 8vw; /* 8vw for tablets */
    letter-spacing: 0.2vw;
  }
  h1 {
    font-size: 2.5rem; /* 40px */
  }
  nav ul {
    gap: 0.75rem;
  }
}

@media (max-width: 480px) {
  .mega-title {
    font-size: 6vw; /* 6vw for phones */
    letter-spacing: 0.1vw;
  }
  h1 {
    font-size: 1.75rem; /* 28px */
  }
  nav ul {
    gap: 0.5rem;
  }
}
/*Re-upload Global.css coz of makf. merge*/