@import url("https://fonts.googleapis.com/css2?family=Oswald:wght@200..700&display=swap");

:root {
  --mig-color-1: #165341;
  --mig-color-2: #b3903e;
  --kospi-primary: #00253c;
  --kospi-secondary: #e5de12;
  --klms-color-1: #f17609;
  --primary-color: #4361ee;
  --secondary-color: #3f37c9;
  --accent-color: #4895ef;
  --dark-color: #1a1a2e;
  --light-color: #f8f9fa;
  --success-color: #4cc9f0;
  --danger-color: #f72585;
  --warning-color: #f8961e;
  --border-radius: 8px;
  --box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  --transition: all 0.4s ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Oswald", sans-serif;
}

body {
  background-color: var(--light-color);
  overflow-x: hidden;
}

/* HEADER */
.header {
  display: flex;
  justify-content: space-between;
  padding: 1rem 5rem;
  align-items: center;
  background-color: white;
  box-shadow: var(--box-shadow);
  z-index: 10;
  position: relative;
}

.nav-links {
  display: flex;
  gap: 3rem;
}

.nav-links li {
  list-style: none;
  background-color: var(--kospi-primary);
}

.nav-links a {
  text-decoration: none;
  color: var(--kospi-secondary);
  font-size: 1.1rem;
  position: relative;
}

.nav-links a::after {
  content: "";
  width: 0;
  height: 2px;
  background-color: var(--kospi-primary);
  position: absolute;
  left: 0;
  bottom: -4px;
  transition: 0.4s;
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-links li .login-btn {
  background-color: var(--kospi-primary);
  padding: 0.5rem 1.5rem;
  color: white;
  border-radius: var(--border-radius);
  transition: var(--transition);
}

.nav-links li .login-btn:hover {
  transform: translateY(-3px);
  background-color: var(--kospi-secondary);
  color: var(--kospi-primary);
}

.logo {
  max-width: 70px;
}

/* MAIN */
main {
  background-color: white;
  display: flex;
  justify-content: space-between;
  padding: 4rem 4rem;
  align-items: center;
  min-height: 70vh;
}

.desc {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.desc h3 {
  color: var(--mig-color-2);
  font-size: 1.4rem;
}

.desc h1 {
  color: var(--mig-color-1);
  font-size: 2rem;
}

.klms-desc-container h2 {
  font-size: 2rem;
  color: var(--kospi-primary);
}

.klms-desc-container h5 {
  color: var(--kospi-secondary);
  font-weight: 400;
  margin-top: 0.5rem;
}

.main-logo-container {
  text-align: center;
}

.main-logo {
  width: 550px;
  transition: transform 0.5s ease;
}

.main-logo:hover {
  transform: scale(1.05);
}

/* ENTRANCE ANIMATIONS */
.animate-top {
  animation: animateTop 1s ease-out forwards;
  opacity: 0;
}

.animate-left {
  animation: animateLeft 1.2s ease-out forwards;
  opacity: 0;
}

.animate-right {
  animation: animateRight 1.2s ease-out forwards;
  opacity: 0;
}

@keyframes animateTop {
  from {
    opacity: 0;
    transform: translateY(-50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes animateLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes animateRight {
  from {
    opacity: 0;
    transform: translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}
.box-container {
  display: flex;
  flex-wrap: wrap;
  gap: 6rem;
  justify-content: center;
  padding: 5rem 1rem;
}

.box {
  background-color: #fff;
  border-radius: 12px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  overflow: hidden;
  max-width: 320px;
  transition:
    transform 0.3s,
    box-shadow 0.3s;
}

.box:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.box-img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.box-content {
  padding: 1rem;
}

.box-title {
  font-size: 1rem;
  margin-bottom: 0.5rem;
  color: #333;
  text-align: center;
}

.box-desc {
  font-size: 0.8rem;
  color: #555;
  text-align: justify;
}

footer {
  width: 100%;
  height: 20vh;
  background-color: var(--kospi-primary);
  color: var(--light-color);

  display: flex;
  flex-direction: column;
  align-items: center;
  margin: 10px 0px;
  gap: 1rem;
}
.platform-container {
  display: flex;
  flex-direction: row;
  gap: 2rem;
  color: white;
  font-size: 1.2rem;
}
.footer-title {
  padding-top: 10px;
}
.platform-container a {
  text-decoration: none;
  color: var(--light-color);
  font-size: 1.5rem;
}
.copyright {
  font-size: 0.7rem;
}

@media (max-width: 992px) {
  main {
    flex-direction: column;
    text-align: center;
    margin: 2rem;
  }

  .main-logo {
    width: 350px;
    margin-top: 2rem;
  }
}