:root {
  --color-bg: #FFFFFF;
  --color-fg: #000000;
  --color-accent: #FF0000;
  --color-gray: #E0E0E0;
  --font-body: 'Inter', sans-serif;
  --font-heading: 'Space Grotesk', sans-serif;
  --border-thick: 4px solid #000000;
  --border-thin: 1px solid #000000;
}

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

html, body {
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  overflow: hidden;
}

html {
  background-color: #000000;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

html::-webkit-scrollbar {
  display: none;
}

body {
  display: flex;
  flex-direction: row;
  background-color: #000000;
  color: var(--color-fg);
  font-family: var(--font-body);
}

#viewport {
  flex: 1 1 auto;
  height: 100%;
  min-width: 0; 
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-width: none;
  -ms-overflow-style: none;
  scroll-behavior: smooth;
  padding: 40px 40px 0 40px;
  background-color: var(--color-bg);
}

#viewport::-webkit-scrollbar {
  display: none;
}

/* Sidebar structure */
.sidebar {
  flex: 0 0 320px; 
  height: 100%;
  background-color: var(--color-fg);
  color: var(--color-bg);
  display: flex;
  flex-direction: column;
  padding: 0;
  transition: width 0.3s ease;
  overflow-y: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  border-right: var(--border-thick);
}

.sidebar-header {
  padding: 40px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: var(--border-thick);
  background-color: var(--color-fg);
}

.brand {
  display: flex;
  flex-direction: column;
  line-height: 0.85;
  padding: 0;
  width: 100%;
  max-width: 180px;
}

.brand-logo {
  width: 100%;
  height: auto;
  display: block;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px;
  z-index: 1001;
}

.menu-toggle span {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--color-bg);
  margin: 5px 0;
  transition: 0.3s;
}

.sidebar::-webkit-scrollbar {
  display: none;
}

/* Push the desktop footer to the bottom */
.desktop-footer {
  margin-top: auto;
  padding: 40px 20px;
  border-top: var(--border-thick);
  background-color: var(--color-fg);
  color: var(--color-bg);
}
.desktop-footer p {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 500;
  margin-bottom: 10px;
}
.desktop-legal-links {
  display: flex;
  gap: 15px;
}
.desktop-legal-links a {
  font-family: var(--font-body);
  font-size: 0.7rem;
  color: var(--color-bg);
  text-decoration: underline;
}

@media (max-width: 768px) {
  body {
    flex-direction: column;
    overflow: hidden; 
  }
  .sidebar {
    flex: 0 0 auto;
    width: 100%;
    height: auto;
    max-height: 100vh;
    padding: 0;
    overflow: visible; 
    border-right: none;
  }
  .sidebar-header {
    height: 70px; 
    padding: 0 20px;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--color-fg);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: var(--border-thick);
  }

  .brand {
    display: flex;
    align-items: center;
    max-width: 60px;
    padding: 0;
  }
  .menu-toggle {
    display: block;
  }
  .side-nav {
    display: none; 
    width: 100%;
    background-color: var(--color-fg);
    position: fixed;
    top: 70px; 
    left: 0;
    z-index: 999;
    padding: 0;
    border-bottom: var(--border-thick);
  }
  .side-nav.active {
    display: block; 
  }
  .side-nav ul li {
    padding: 20px 20px;
    text-align: center;
    border-top: var(--border-thick); 
  }
  #viewport {
    flex: 1 1 0; 
    width: 100%;
    height: auto;
    min-height: 0;
    padding: 110px 20px 0 20px;
    overflow-y: auto;
  }

  /* Hamburger Animation */
  .menu-toggle.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  .menu-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  .menu-toggle.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }
  .desktop-footer {
    display: none;
  }
}

/* Mobile Footer */
.mobile-footer {
  display: none;
}

@media (max-width: 900px) {
  .mobile-footer {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    background-color: var(--color-bg);
    color: var(--color-fg);
    padding: 60px 20px 40px 20px;
    margin: 0 -20px 0 -20px;
    border-top: var(--border-thick);
    text-align: left;
    gap: 40px;
  }
  .footer-brand h2 {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 900;
    margin-bottom: 5px;
    line-height: 1;
  }
  .footer-brand p {
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 700;
    margin: 0;
  }
  .footer-links {
    display: flex;
    flex-direction: column;
    gap: 15px;
    width: 100%;
    border-top: var(--border-thick);
    padding-top: 40px;
  }
  .footer-links a {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-fg);
    text-decoration: none;
    text-transform: uppercase;
  }
  .footer-legal {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 10px;
    border-top: var(--border-thin);
    padding-top: 20px;
  }
  .footer-legal p {
    font-family: var(--font-body);
    font-size: 0.7rem;
    font-weight: 500;
    margin: 0;
  }
  .legal-links {
    display: flex;
    gap: 15px;
  }
  .legal-links a {
    font-family: var(--font-body);
    font-size: 0.7rem;
    color: var(--color-fg);
    text-decoration: underline;
  }
}

/* Dark Mode Wrapper Section */
.dark-mode-section {
  --color-bg: #000000;
  --color-fg: #FFFFFF;
  --border-thick: 4px solid #FFFFFF;
  --border-thin: 1px solid #FFFFFF;
  
  background-color: var(--color-bg);
  color: var(--color-fg);
  
  margin: 0 -40px 0 -40px;
  padding: 80px 40px 80px 40px;
  min-height: 100vh;
}

@media (max-width: 900px) {
  .dark-mode-section {
      margin: 0 -20px 0 -20px;
      padding: 80px 20px 80px 20px;
  }
}