/* --- FONT IMPORTS --- */
@import url("https://fonts.googleapis.com/css2?family=Bubblegum+Sans&display=swap");

/* --- 1. GLOBAL STYLES & TYPOGRAPHY --- */
:root {
  /* main colors */
  --white: #ffffff;
  --accent-white: #e0e6ed;
  --bg-deep: #05111a;
  --glass-bg: rgba(255, 255, 255, 0.03);
  --dark-glass: rgba(5, 17, 26, 0.8);

  /* color pallete */
  --ash-brown: #685044;
  --dusty-olive: #747446;
  --palm-leaf: #809848;
  --olive-green: #98b168;
  --muted-olive: #b0ca87;
  --pacific-blue: #73a1a7;
  --twitter-blue: #3678c6;
  --yale-blue: #204577;
  --prussian-blue: #0a1128;
  --space-indigo: #20273c;
  --charcoal-blue: #343b4e;
  --blue-slate: #464d5e;
  --slate-gray: #575d6d;

  /* global font */
  --global-font: "Atkinson Hyperlegible", sans-serif;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: inherit;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px; /* Offset anchor targets for the fixed nav */
}

body {
  background-color: var(--charcoal-blue);
  color: var(--accent-white);
  font-family: var(--global-font);
  line-height: 1.7;
  overflow-x: hidden;
  position: relative;
}

/* Grain texture overlay - CSS only approach */
/* body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: 
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 2px,
      rgba(255, 255, 255, 0.03) 2px,
      rgba(255, 255, 255, 0.03) 4px
    ),
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 2px,
      rgba(255, 255, 255, 0.03) 2px,
      rgba(255, 255, 255, 0.03) 4px
    ),
    radial-gradient(circle at 10% 20%, rgba(32, 39, 60, 0.8) 0%, transparent 50%),
    radial-gradient(circle at 90% 80%, rgba(32, 39, 60, 0.8) 0%, transparent 50%),
    radial-gradient(circle at 50% 50%, rgba(32, 39, 60, 0.8) 0%, transparent 50%);
  background-size: 4px 4px, 4px 4px, 100% 100%, 100% 100%, 100% 100%;
  opacity: 0.9;
  pointer-events: none;
  z-index: 1;
  mix-blend-mode: overlay;
  filter: contrast(200%) brightness(90%);
}

/* Space indigo tint layer 
body::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: var(--space-indigo);
  opacity: 0.25;
  pointer-events: none;
  z-index: 1;
  mix-blend-mode: multiply;
} 

/* --- 2. INTERACTIVE BACKGROUND CANVAS --- */
#mesh-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -1;
  display: block;
}

#webcam {
  display: none;
}

/* --- 3. NAVIGATION --- */
nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 5%;
  /* background: var(--dark-glass); */
  backdrop-filter: blur(10px);
  position: fixed;
  width: 100%;
  z-index: 1000;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.logo {
  font-weight: 600;
  font-size: 1.6rem;
  background: var(--accent-white);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  display: flex;
  align-items: center;
}

.logo .cursor {
  display: inline-block;
  margin-left: 2px;
  background: var(--accent-white);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  0%,
  50% {
    opacity: 1;
  }
  51%,
  100% {
    opacity: 0;
  }
}

.nav-links {
  display: flex;
  align-items: center; /* Vertically centers the text */
}

.nav-links a {
  color: var(--accent-white);
  text-decoration: none;
  margin-left: 25px;
  font-size: 0.8rem;
  transition: 0.3s;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.nav-links a:hover {
  color: var(--space-indigo);
}

.donate-btn {
  /* background: linear-gradient(45deg, --charcoal-blue, --space-indigo); */
  background: var(--space-indigo);
  color: var(--white);
  border-radius: 100px;
  padding: 10px 22px;
  font-weight: bold;
  box-shadow: 0 4px 15px var(--dark-glass);
  transition: background 0.3s ease;
}

.donate-btn:hover {
  background: var(--olive-green);
}

/* --- 4. HERO SECTION --- */
#hero {
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  background: transparent;
}

#hero h1 {
  font-family: "Inter", var(--global-font);
  font-size: clamp(3rem, 10vw, 6rem);
  margin-bottom: 10px;
  color: #fff;
  text-shadow: 0 0 40px var(--dark-glass);
  transition:
    font-variation-settings 0.1s ease-out,
    letter-spacing 0.1s ease-out;
  font-variation-settings: "wght" 500;
  letter-spacing: 0em;
}

/* --- 5. CONTENT SECTIONS (Part 1 Integration) --- */
section {
  padding: 120px 5%; /* Reduced padding to prevent content overflow */
  position: relative;
  z-index: 1;
  /* background: var(--dark-glass); */
  backdrop-filter: blur(4px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  overflow: hidden; /* Prevent content from overflowing */
}

.about-intro {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 80px auto;
}

.about-intro h2 {
  font-size: 3.5rem;
  margin-bottom: 20px;
  background: var(--accent-white);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

#about .about-intro p {
  font-size: 1.2rem;
  color: var(--accent-white);
}

/* #philosophy {
  font-size: 1.2rem;
  color: var(--space-indigo);
  text-align: left;
  margin: 0 auto;
} */

.drop-cap {
  font-size: 1.5em;
  font-weight: bold;
  color: var(--accent-white);
}

/* Could be a cool animation needs a fix though

.drop-cap {
  display: inline-block;
  animation: text-animation 5s infinite alternate;
}

@keyframes text-animation {
  0% {
    content: "É";
  }
  8.33% {
    content: "ε";
  }
  16.66% {
    content: "È";
  }
  25% {
    content: "ɇ";
  }
  33.33% {
    content: "Է";
  }
  41.66% {
    content: "é";
  }
  50% {
    content: "è";
  }
  58.33% {
    content: "Æ";
  }
  66.66% {
    content: "æ";
  }
  75% {
    content: "Ɇ";
  }
  83.33% {
    content: "ϵ";
  }
  100% {
    content: "ϵ";
  }
} */

/* Grid & Cards */
.about-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr); /* Default to 4 columns */
  gap: 30px;
}

.card {
  background: var(--glass-bg);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 40px 30px;
  margin: 20px 0;
  border-radius: 12px;
  transition: all 0.4s ease;
}

.card:hover {
  transform: translateY(-10px);
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--white);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.4);
}

.card h3 {
  font-size: 1.8rem;
  margin-bottom: 20px;
  color: #fff;
  border-bottom: 1px solid var(--accent-white);
  padding-bottom: 10px;
}

.card h3 .upcoming {
  font-size: 1.1rem;
  font-weight: normal;
}

#projects h2 {
  font-size: 2.5rem;
  margin-bottom: 40px;
}

/* Lists */
.vision-list {
  list-style: none;
}
.vision-list li {
  position: relative;
  padding-left: 25px;
  margin-bottom: 15px;
}
.vision-list li::before {
  /* content: "✦"; */
  content: "e";
  position: absolute;
  left: 0;
  font-family: "Bubblegum Sans", "Comic Sans MS", "Opendyslexic", cursive;
  font-weight: 400;
  font-size: 1.4em;
  color: var(--accent-white);
  transform: rotate(-5deg);
}

#loading {
  position: fixed;
  bottom: 20px;
  right: 20px;
  color: var(--accent-white);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  animation: pulse 1.5s infinite;
  z-index: 2000;
}
@keyframes pulse {
  0%,
  100% {
    opacity: 0.4;
  }
  50% {
    opacity: 1;
  }
}

footer {
  padding: 60px 10%;
  /* background: var(--dark-glass); */
  text-align: center;
  color: var(--accent-white);
  font-size: 0.8rem;
}

footer a {
  color: var(--accent-white);
  transition: opacity 0.3s;
}

footer a:hover {
  opacity: 0.7;
}
/* Social icons layout */
.footer-socials {
  margin-bottom: 16px;
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 20px;
}

.footer-socials a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  margin: 0 10px;
  font-size: 1.2rem;
  color: var(--accent-white);
  font-family: inherit;
  letter-spacing: 0.05rem;
  transition: opacity 0.2s ease;
  vertical-align: middle;
}

.footer-socials a:hover {
  opacity: 0.7;
}

/* --- COMING SOON MODAL --- */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: var(--dark-glass);
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 0.3s ease,
    visibility 0.3s ease;
}

.modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.modal {
  position: relative;
  width: 100%;
  max-width: 460px;
  padding: 45px 35px;
  text-align: center;
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.4);
  transform: translateY(15px);
  transition: transform 0.3s ease;
}

.modal-overlay.open .modal {
  transform: translateY(0);
}

.modal h3 {
  font-size: 2rem;
  margin-bottom: 15px;
  color: #fff;
  border-bottom: 1px solid var(--accent-white);
  padding-bottom: 10px;
}

.modal p {
  color: var(--accent-white);
  margin-bottom: 25px;
}

.modal-socials {
  margin-bottom: 0;
}

.modal-close {
  position: absolute;
  top: 12px;
  right: 16px;
  background: none;
  border: none;
  color: var(--accent-white);
  font-size: 1.6rem;
  line-height: 1;
  cursor: pointer;
  transition: opacity 0.3s;
}

.modal-close:hover {
  opacity: 0.7;
}

/* --- Hamburger Menu --- */
.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
}

.hamburger div {
  width: 25px;
  height: 3px;
  background-color: var(--accent-white);
  margin: 4px 0;
  transition: 0.4s;
}

.nav-links {
  display: flex;
  flex-direction: row;
  align-items: center; /* Vertically centers the text */
}

.nav-links.mobile {
  display: none;
  flex-direction: column;
  position: absolute;
  top: 60px;
  right: 5%;
  background: var(--glass-bg);
  padding: 10px;
  border-radius: 5px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.nav-links.mobile a {
  margin: 10px 0;
}

.nav-links.mobile.active {
  display: flex;
}

@media (max-width: 1024px) {
  /* Adjusted grid layout for the About section */
  .about-grid {
    grid-template-columns: repeat(2, 1fr); /* 2x2 layout on medium screens */
  }
}

@media (max-width: 768px) {
  #hero h1 {
    font-size: 3rem;
  }
  .about-intro h2 {
    font-size: 2.5rem;
  }
  nav {
    padding: 15px 5%;
  }

  .hamburger {
    display: flex;
  }

  .nav-links {
    display: none;
  } /* Simplified for demo */
  section {
    padding: 80px 5%; /* Adjust padding for tablets */
  }

  /* Adjusted grid layout for the About section */
  .about-grid {
    grid-template-columns: repeat(
      2,
      1fr
    ); /* Forces 2x2 layout on smaller screens */
  }
}

@media (max-width: 480px) {
  section {
    padding: 60px 5%; /* Adjust padding for mobile */
  }

  /* Adjusted grid layout for the About section */
  .about-grid {
    grid-template-columns: 1fr; /* Stacks all items vertically on very small screens */
  }
}