:root {
  --primary: #000000;
  --secondary: #ffffff;
  --accent: #7289da;
  --dark-bg: #121212;
  --light-bg: #f5f5f5;
  --card-bg: #1e1e1e;
  --text: #e0e0e0;
  --text-dark: #333333;
  --radius: 8px;
  --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  --transition: all 0.3s ease-in-out;
}

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

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background-color: var(--dark-bg);
  color: var(--text);
  line-height: 1.6;
  padding-block-start: 70px;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin-block-end: 1rem;
  font-weight: 700;
  line-height: 1.2;
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 2rem;
}

p {
  margin-block-end: 1rem;
}

ul {
  list-style: none;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  opacity: 0.8;
}

.container {
  inline-size: 100%;
  max-inline-size: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.btn:not(.auth) {
  display: inline-block;
  padding: 12px 24px;
  background-color: var(--accent);
  color: var(--secondary);
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 1rem;
  transition: var(--transition);
  text-align: center;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
  opacity: 0.9;
  background-color: #677bc4;
  transform: translateY(-2px);
}

.navbar {
  background-color: var(--primary);
  height: 70px;
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  padding: 0 20px;
}

.nav-container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  align-items: center;
}

.nav-logo {
  position: absolute;
  left: 50px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--secondary);
}

.nav-logo img {
  height: 30px;
  border-radius: 50%;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 25px;
}

.nav-links {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  align-items: center;
  justify-content: space-evenly;
  width: 50lvw;
}

.nav-links li {
  position: relative;
}

.nav-links li a {
  color: var(--secondary);
  font-weight: 500;
  padding: 5px 0;
  display: flex;
  align-items: center;
  gap: 5px;
  transition: var(--transition);
}

.nav-links li a:hover {
  color: var(--accent);
}

.nav-links li a::after {
  content: "";
  position: absolute;
  inline-size: 0;
  block-size: 2px;
  background: var(--accent);
  inset-block-end: 0;
  inset-inline-start: 0;
  transition: var(--transition);
}
.nav-links li ul a::after {
  block-size: 0px;
}

.nav-links li a:hover::after {
  inline-size: calc(100% - 20px);
}

.dropdown {
  position: relative;
}

.dropdown > a {
  display: flex;
  align-items: center;
  gap: 5px;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background-color: #1a1a1a;
  min-width: 200px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 100;
  list-style: none;
  margin-top: 10px;
}

.dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
}

.dropdown > a > i {
  transition: var(--transition);
}
.dropdown:hover > a > i {
  transform: rotate(90deg);
}

.dropdown-menu li {
  padding: 0;
}

.dropdown-menu li a {
  display: block;
  padding: 8px 15px;
  color: var(--secondary);
}

.dropdown-menu li a:hover {
  background-color: rgba(114, 137, 218, 0.2);
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--secondary);
  font-size: 1.5rem;
  cursor: pointer;
  right: 20px;
}

@media (max-width: 800px) {
  .navbar {
    block-size: 70px;
  }

  .nav-container {
    justify-content: space-around;
    align-items: center;
    padding: 0 15px;
  }

  .nav-logo span {
    display: none;
  }

  .nav-logo img {
    block-size: 30px;
  }

  .nav-menu {
    display: flex;
    transform: translateX(100%);
    transition: 0.6s ease-in-out;
    background-color: var(--primary);
    justify-content: center;
    align-items: center;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1001;
    height: 100lvh;
    width: 100lvw;

    overflow-y: auto;
    overflow-x: hidden;
    scroll-snap-type: y;
  }

  .nav-menu.active {
    transform: translateX(0);
  }

  .nav-links {
    display: flex;
    align-items: center;
    flex-direction: column;
    height: 100%;
    width: 100%;
  }

  .menu-toggle {
    display: block;
    z-index: 1002;
    position: absolute;
    top: 25px;
    right: 25px;
  }

  .auth-container .btn {
    padding: 8px 16px;
    font-size: 0.9rem;
  }

  .dropdown > a::after {
    display: none;
  }

  .dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    box-shadow: none;
    margin-top: 0;
    padding: 5px 0 5px 5px;
  }

  .dropdown > a {
    justify-content: center;
  }
  .dropdown > a > i {
    display: none;
  }
}

.footer {
  background-color: var(--primary);
  padding: 50px 0 20px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 30px;
  margin-block-end: 30px;
}

.footer-col h4 {
  margin-block-end: 15px;
  font-size: 1.1rem;
  color: var(--secondary);
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-block-end: 8px;
}

.footer-col ul li a {
  color: var(--text);
}

.footer-col ul li a:hover {
  color: var(--accent);
}

.social-links {
  display: flex;
  gap: 10px;
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  inline-size: 36px;
  block-size: 36px;
  background-color: var(--card-bg);
  border-radius: 50%;
  color: var(--text);
  font-size: 1rem;
  transition: var(--transition);
}

.social-links a:hover {
  background-color: var(--accent);
  color: var(--secondary);
}

.footer-bottom {
  text-align: center;
  padding-block-start: 20px;
  border-block-start: 1px solid rgba(255, 255, 255, 0.1);
}

@media (max-width: 768px) {
  .footer {
    padding: 30px 0 20px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .footer-col {
    text-align: center;
    margin-bottom: 20px;
  }

  .social-links {
    display: flex;
    justify-content: center;
    align-items: center;
  }

  .nav-links li:nth-child(2),
  .nav-links li:nth-child(3) {
    margin: 5px 0;
  }
  .nav-links > li:first-child > a {
    padding-top: 0;
  }
  .nav-logo span {
    display: none;
  }
  .footer-bottom {
    text-align: center;
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .nav-links {
    gap: 12px;
    font-size: 0.95rem;
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}