* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

body {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px;
}

.login-container {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 24px;
  padding: 40px 32px;
  width: 100%;
  max-width: 400px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
  color: #fff;
}

/* 로고 스타일 */
.logo-area {
  text-align: center;
  margin-bottom: 32px;
}

.logo-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 12px;
}

.nexus-svg {
  width: 100%;
  height: 100%;
  filter: drop-shadow(0 0 8px rgba(0, 242, 254, 0.4));
}

.logo-title {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: 2px;
  background: linear-gradient(90deg, #00f2fe, #4facfe);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.logo-subtitle {
  font-size: 13px;
  color: #94a3b8;
  margin-top: 4px;
  letter-spacing: 1px;
}

/* 폼 스타일 */
.input-group {
  margin-bottom: 20px;
}

.input-group label {
  display: block;
  font-size: 13px;
  color: #cbd5e1;
  margin-bottom: 8px;
}

.input-group input {
  width: 100%;
  padding: 14px 16px;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid #334155;
  border-radius: 12px;
  color: #fff;
  font-size: 15px;
  outline: none;
  transition: all 0.2s ease;
}

.input-group input:focus {
  border-color: #00f2fe;
  box-shadow: 0 0 0 3px rgba(0, 242, 254, 0.2);
}

.form-options {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  margin-bottom: 24px;
}

.remember-me {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  color: #94a3b8;
}

.forgot-pwd {
  color: #38bdf8;
  text-decoration: none;
}

.forgot-pwd:hover {
  text-decoration: underline;
}

.btn-login {
  width: 100%;
  padding: 14px;
  background: linear-gradient(90deg, #00f2fe 0%, #4facfe 100%);
  border: none;
  border-radius: 12px;
  color: #0f172a;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: opacity 0.2s;
}

.btn-login:hover {
  opacity: 0.9;
}

.btn-pwa-install {
  width: 100%;
  margin-top: 16px;
  padding: 12px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px dashed #38bdf8;
  border-radius: 12px;
  color: #38bdf8;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}