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

body {
  font-family: "Arial", sans-serif;
  background-color: #1e1e1e;
  color: white;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* Navigation */
nav {
  width: 100%;
  padding: 16px 0;
  background-color: #1e1e1e;
  margin-bottom: 32px;
}

nav .container {
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
  gap: 32px;
  font-size: 14px;
}

nav a {
  color: #9ca3af;
  text-decoration: none;
  transition: color 0.2s;
}

nav a:hover {
  color: white;
}

/* Logo */
.logo-container {
  text-align: center;
  margin: 32px 0;
}

.logo {
  width: 120px;
  height: 180px;
  transition: transform 0.3s;
}

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

/* Buttons */
.btn {
  display: inline-block;
  font-weight: bold;
  text-align: center;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s;
  font-size: 16px;
  padding: 16px 40px;
  width: 240px;
}

.btn-primary {
  background-color: #f37021;
  color: white;
  box-shadow: 0 4px 6px rgba(243, 112, 33, 0.2);
}

.btn-primary:hover {
  background-color: #e05a0f;
  transform: translateY(-2px);
  box-shadow: 0 6px 8px rgba(243, 112, 33, 0.3);
}

.btn-outline {
  background-color: #1a5e9a;
  color: white;
  box-shadow: 0 4px 6px rgba(26, 94, 154, 0.2);
}

.btn-outline:hover {
  background-color: #154b7a;
  transform: translateY(-2px);
  box-shadow: 0 6px 8px rgba(26, 94, 154, 0.3);
}

/* 바깥쪽 그라데이션 테두리용 래퍼 */
.button-border {
  background: linear-gradient(to bottom, #f37021, #1a5e9a);
  padding: 3px; /* 테두리 두께 */
  border-radius: 13px; /* 내부보다 살짝 크게 */
  display: inline-block;
}

/* 버튼 컨테이너 */
.button-container {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin: 48px auto 64px;
  padding: 40px;
  background: #1e1e1e;
  border-radius: 10px;
  width: 100%;
  max-width: 280px;
  border: 1px dashed #9ca3af;
}

.button-container .btn {
  margin: 0;
  width: 100%;
}

/* Banner Grid */
.banner-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  width: 100%;
  max-width: 1000px;
  margin: 0 auto 48px;
  justify-content: center;
}

.button-grid .btn {
  padding: 16px 0;
  font-size: 14px;
}

/* Content */
.content {
  width: 100%;
  max-width: 800px;
  margin: 0 auto 48px;
  font-size: 14px;
  color: #9ca3af;
  line-height: 1.8;
}

.content h2 {
  text-align: center;
  margin-bottom: 24px;
  font-size: 24px;
  color: white;
}

.content p {
  margin-bottom: 16px;
}

/* Responsive */
@media (max-width: 1024px) {
  .banner-grid {
    grid-template-columns: repeat(2, 1fr);
    max-width: 600px;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 16px;
  }

  nav .container {
    flex-wrap: wrap;
    gap: 16px;
  }

  .button-container {
    max-width: 240px;
    padding: 32px;
    margin: 40px auto 56px;
  }
}

@media (max-width: 480px) {
  .banner-grid {
    grid-template-columns: 1fr;
  }

  .button-container {
    max-width: 200px;
    padding: 24px;
    margin: 32px auto 48px;
  }

  .btn {
    padding: 14px 32px;
    font-size: 14px;
  }
}