:root {
  color-scheme: light;
  --배경: #f4f7fb;
  --배경-강조: #eef4ff;
  --카드: rgba(255, 255, 255, 0.72);
  --카드-진함: rgba(255, 255, 255, 0.9);
  --선: rgba(115, 138, 173, 0.18);
  --글자: #17324d;
  --보조글자: #60758f;
  --진한색: #4f7cff;
  --연한색: #9fc3ff;
  --민트: #8edfd1;
  --복숭아: #ffd9c9;
  --경고: #ff9f7f;
  --그림자: 0 20px 60px rgba(111, 138, 179, 0.18);
  --둥글기-큰: 28px;
  --둥글기-중간: 20px;
  --둥글기-작은: 14px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  font-family: "애플 SD 산돌고딕 Neo", "맑은 고딕", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(159, 195, 255, 0.45), transparent 30%),
    radial-gradient(circle at top right, rgba(142, 223, 209, 0.42), transparent 28%),
    linear-gradient(180deg, #f9fbff 0%, #f1f5fb 100%);
  color: var(--글자);
}

body {
  position: relative;
}

button,
input,
select {
  font: inherit;
}

button {
  border: 0;
  cursor: pointer;
}

.배경-장식 {
  position: fixed;
  inset: auto;
  border-radius: 999px;
  filter: blur(12px);
  pointer-events: none;
}

.배경-장식-하나 {
  top: -80px;
  right: -40px;
  width: 240px;
  height: 240px;
  background: radial-gradient(circle, rgba(255, 217, 201, 0.7), transparent 68%);
}

.배경-장식-둘 {
  left: -60px;
  bottom: 120px;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(142, 223, 209, 0.6), transparent 68%);
}

.앱 {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 112px;
}

.상단 {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: flex-start;
  padding: 16px 4px 24px;
}

.상단 h1,
.카드 h2,
.카드 h3 {
  margin: 0;
}

.상단-눈썹,
.소제목,
.보조-문구 {
  margin: 0 0 8px;
  color: var(--보조글자);
  font-size: 14px;
}

.상단-설명,
.보조-설명,
.정보-상자 p,
.핵심-안내 p,
.뉴스-설명 {
  margin: 10px 0 0;
  line-height: 1.65;
  color: var(--보조글자);
}

.본문 {
  display: grid;
  gap: 20px;
}

.화면 {
  display: none;
  gap: 20px;
}

.화면.활성 {
  display: grid;
}

.유리 {
  background: var(--카드);
  border: 1px solid rgba(255, 255, 255, 0.65);
  box-shadow: var(--그림자);
  backdrop-filter: blur(24px);
}

.카드,
.주요-카드 {
  border-radius: var(--둥글기-큰);
  padding: 24px;
}

.주요-카드 {
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.82), rgba(240, 247, 255, 0.72));
}

.주요-카드-머리,
.제목-줄 {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
}

.상태-배지,
.상태-칩 {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
}

.상태-배지 {
  background: rgba(79, 124, 255, 0.12);
  color: var(--진한색);
}

.운행-가능 {
  background: rgba(142, 223, 209, 0.2);
  color: #117766;
}

.운행-제한 {
  background: rgba(255, 159, 127, 0.18);
  color: #b65b3c;
}

.주요-수치,
.격자-두칸,
.안내-격자 {
  display: grid;
  gap: 16px;
}

.주요-수치 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 22px;
}

.수치-상자,
.정보-상자,
.차량-카드,
.뉴스-카드 {
  border-radius: var(--둥글기-중간);
  border: 1px solid var(--선);
  background: var(--카드-진함);
}

.수치-상자 {
  padding: 18px;
}

.수치-이름 {
  display: block;
  color: var(--보조글자);
  margin-bottom: 10px;
}

.수치-상자 strong {
  font-size: 28px;
}

.핵심-안내 {
  margin-top: 20px;
}

.핵심-목록,
.단계-목록 {
  margin: 14px 0 0;
  padding-left: 20px;
  color: var(--보조글자);
  line-height: 1.75;
}

.격자-두칸 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.세로-폼 {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.입력-묶음 {
  display: grid;
  gap: 8px;
}

.입력-묶음 span {
  font-size: 14px;
  color: var(--보조글자);
}

.input-reset,
.입력-묶음 input,
.입력-묶음 select {
  width: 100%;
  border: 1px solid rgba(123, 144, 176, 0.22);
  background: rgba(255, 255, 255, 0.86);
  color: var(--글자);
  border-radius: 16px;
  padding: 14px 16px;
  outline: none;
}

.입력-묶음 input:focus,
.입력-묶음 select:focus {
  border-color: rgba(79, 124, 255, 0.45);
  box-shadow: 0 0 0 4px rgba(159, 195, 255, 0.18);
}

.기본-버튼,
.윤곽-버튼,
.뉴스-링크 {
  border-radius: 16px;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.기본-버튼,
.윤곽-버튼 {
  padding: 14px 18px;
  font-weight: 700;
}

.기본-버튼 {
  background: linear-gradient(135deg, #6a96ff, #87b0ff);
  color: #fff;
  box-shadow: 0 14px 26px rgba(106, 150, 255, 0.24);
}

.윤곽-버튼 {
  background: rgba(255, 255, 255, 0.62);
  border: 1px solid rgba(123, 144, 176, 0.18);
  color: var(--글자);
}

.기본-버튼:hover,
.윤곽-버튼:hover,
.탭-버튼:hover,
.뉴스-링크:hover {
  transform: translateY(-1px);
}

.정보-상자 {
  padding: 18px;
  margin-top: 16px;
  line-height: 1.65;
}

.정보-상자.강조 {
  background: linear-gradient(135deg, rgba(159, 195, 255, 0.18), rgba(142, 223, 209, 0.16));
}

.뉴스-목록,
.목록,
.계정-상세 {
  display: grid;
  gap: 14px;
}

.뉴스-카드,
.차량-카드 {
  padding: 18px;
}

.뉴스-카드 h4,
.차량-카드 h3 {
  margin: 0;
}

.뉴스-메타,
.차량-메타 {
  margin-top: 10px;
  color: var(--보조글자);
  font-size: 14px;
  line-height: 1.6;
}

.뉴스-링크 {
  display: inline-flex;
  margin-top: 14px;
  padding: 10px 14px;
  background: rgba(79, 124, 255, 0.08);
  color: var(--진한색);
  text-decoration: none;
  font-weight: 700;
}

.차량-상단,
.계정-줄 {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.차량-세부 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 14px;
}

.차량-세부 div {
  padding: 12px;
  border-radius: 16px;
  background: rgba(244, 247, 251, 0.92);
}

.차량-세부 span {
  display: block;
  color: var(--보조글자);
  font-size: 13px;
  margin-bottom: 6px;
}

.안내-격자 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 18px;
}

.코드-상자 {
  margin: 18px 0 0;
  padding: 18px;
  border-radius: var(--둥글기-중간);
  border: 1px solid var(--선);
  background: rgba(19, 50, 77, 0.92);
  color: #f5f8ff;
  overflow: auto;
  line-height: 1.6;
}

.하단-탭 {
  position: fixed;
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%);
  width: min(720px, calc(100% - 24px));
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  padding: 12px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(24px);
  box-shadow: 0 18px 45px rgba(96, 117, 143, 0.2);
}

.탭-버튼 {
  padding: 14px 10px;
  border-radius: 18px;
  background: transparent;
  color: var(--보조글자);
  font-weight: 700;
}

.탭-버튼.활성 {
  background: linear-gradient(135deg, rgba(159, 195, 255, 0.32), rgba(142, 223, 209, 0.26));
  color: var(--글자);
}

@media (max-width: 900px) {
  .격자-두칸,
  .안내-격자,
  .주요-수치,
  .차량-세부 {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 700px) {
  .앱 {
    width: min(100%, calc(100% - 20px));
    padding-top: 18px;
  }

  .상단,
  .주요-카드-머리,
  .제목-줄,
  .차량-상단,
  .계정-줄 {
    flex-direction: column;
    align-items: stretch;
  }

  .카드,
  .주요-카드 {
    padding: 20px;
    border-radius: 24px;
  }

  .하단-탭 {
    gap: 6px;
    padding: 10px;
    bottom: 10px;
  }

  .탭-버튼 {
    padding: 12px 8px;
    font-size: 13px;
  }
}