/* Drift 예약 웹앱 — 모바일 우선, 다크모드 대응 */
:root {
  --bg: #f4f6f5;
  --card: #ffffff;
  --text: #14211b;
  --muted: #6b7c74;
  --line: #e2e8e5;
  --green: #127a4a;
  --green-dark: #0b4a2f;
  --green-soft: #e6f4ec;
  --red: #c0392b;
  --red-soft: #fdecea;
  --amber: #b7791f;
  --radius: 16px;
  --shadow: 0 1px 3px rgba(0, 0, 0, .06), 0 6px 20px rgba(0, 0, 0, .05);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e1512;
    --card: #17211d;
    --text: #e8efeb;
    --muted: #90a29a;
    --line: #26332d;
    --green: #2fa96a;
    --green-dark: #0b4a2f;
    --green-soft: #12291e;
    --red: #ef6a5c;
    --red-soft: #2b1a18;
    --amber: #d9a441;
    --shadow: 0 1px 3px rgba(0, 0, 0, .4);
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Pretendard",
               "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  padding: env(safe-area-inset-top) env(safe-area-inset-right)
           calc(env(safe-area-inset-bottom) + 24px) env(safe-area-inset-left);
}

.hidden { display: none !important; }
h1, h2 { margin: 0; }
.muted { color: var(--muted); }
.center { text-align: center; }
.pad { padding: 0 20px; }

.tiny { font-size: 12.5px; color: var(--muted); line-height: 1.6; margin: 8px 0 0; }
.err { color: var(--red); font-size: 13.5px; min-height: 20px; margin: 10px 0 0; }

/* ── 로그인 ── */
.login {
  min-height: 100dvh;
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
  background: linear-gradient(160deg, var(--green-dark), #0e1512 70%);
}
.login-box {
  width: 100%; max-width: 360px;
  background: var(--card);
  border-radius: 22px; padding: 32px 24px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, .3);
  text-align: center;
}
.login-box .mark { font-size: 44px; line-height: 1; }
.login-box h1 { font-size: 22px; margin: 12px 0 4px; letter-spacing: -.02em; }
.login-box .sub { color: var(--muted); font-size: 14px; margin: 0 0 22px; }

/* ── 상단 ── */
.top {
  display: flex; align-items: center; justify-content: space-between;
  padding: 22px 20px 12px;
}
.top h1 { font-size: 21px; letter-spacing: -.02em; }
.top span { font-size: 12.5px; display: block; margin-top: 3px; }

.icon-btn {
  border: 1px solid var(--line); background: var(--card); color: var(--muted);
  width: 40px; height: 40px; border-radius: 12px; font-size: 16px; cursor: pointer;
}

/* ── 카드 ── */
.card {
  background: var(--card);
  margin: 12px 16px;
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow);
}
.card-head {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; margin-bottom: 12px;
}
.card-head h2 { font-size: 15.5px; font-weight: 650; letter-spacing: -.01em; }

.rows { display: flex; flex-direction: column; gap: 8px; }
.row { display: flex; justify-content: space-between; gap: 12px; font-size: 14px; }
.row .k { color: var(--muted); flex: none; }
.row .v { font-weight: 600; text-align: right; }

/* ── 목록 ── */
.list { display: flex; flex-direction: column; gap: 10px; }

.item {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 14px;
  display: flex; align-items: center; gap: 12px;
}
.item.today { border-color: var(--green); background: var(--green-soft); }
.item .info { flex: 1; min-width: 0; }
.item .title { font-size: 15px; font-weight: 650; letter-spacing: -.01em; }
.item .meta { font-size: 12.5px; color: var(--muted); margin-top: 3px; }
.item .actions { display: flex; gap: 6px; flex: none; }

.empty { color: var(--muted); font-size: 13.5px; text-align: center; padding: 18px 0; }

.badge {
  font-size: 11.5px; font-weight: 700; padding: 3px 9px; border-radius: 999px;
  background: var(--green-soft); color: var(--green); white-space: nowrap;
}
.badge.off { background: var(--red-soft); color: var(--red); }
.badge.warn { background: rgba(183, 121, 31, .14); color: var(--amber); }

/* ── 이력 ── */
.hist { border-left: 3px solid var(--line); padding: 2px 0 2px 12px; }
.hist.ok { border-color: var(--green); }
.hist.fail { border-color: var(--red); }
.hist .when { font-size: 12px; color: var(--muted); }
.hist .body { font-size: 13.5px; white-space: pre-wrap; margin-top: 3px; line-height: 1.55; }

/* ── 버튼 ── */
.btn {
  font: inherit; font-weight: 650; letter-spacing: -.01em;
  border-radius: 12px; padding: 12px 16px; border: 1px solid transparent;
  cursor: pointer; -webkit-tap-highlight-color: transparent;
}
.btn.small { padding: 8px 12px; font-size: 13px; border-radius: 10px; }
.btn.block { display: block; width: 100%; }
.btn.primary { background: var(--green); color: #fff; }
.btn.primary:active { background: var(--green-dark); }
.btn.ghost { background: transparent; color: var(--muted); border-color: var(--line); }
.btn.danger { background: var(--red-soft); color: var(--red); }
.btn:disabled { opacity: .5; }

.btn-row { display: flex; gap: 8px; margin-top: 12px; }
.btn-row .btn { flex: 1; }

/* ── 스위치 ── */
.switch { position: relative; width: 52px; height: 31px; flex: none; }
.switch input { opacity: 0; width: 0; height: 0; }
.slider {
  position: absolute; inset: 0; background: var(--line);
  border-radius: 999px; transition: background .2s; cursor: pointer;
}
.slider::before {
  content: ""; position: absolute; width: 27px; height: 27px; left: 2px; top: 2px;
  background: #fff; border-radius: 50%; transition: transform .2s;
  box-shadow: 0 1px 3px rgba(0, 0, 0, .3);
}
.switch input:checked + .slider { background: var(--green); }
.switch input:checked + .slider::before { transform: translateX(21px); }
.switch input:disabled + .slider { opacity: .5; }

/* ── 탭 ── */
.tabs {
  display: flex; gap: 6px; padding: 0 20px 4px;
  position: sticky; top: 0; z-index: 10;
  background: var(--bg);
}
.tab {
  flex: 1; font: inherit; font-size: 14px; font-weight: 650;
  padding: 11px 0; border: 1px solid var(--line); border-radius: 12px;
  background: var(--card); color: var(--muted); cursor: pointer;
}
.tab.on { background: var(--green); border-color: var(--green); color: #fff; }

/* ── 입력 ── */
input[type=password], input[type=date], input[type=time], input[type=number] {
  font: inherit; width: 100%; padding: 13px 14px;
  border: 1px solid var(--line); border-radius: 12px;
  background: var(--bg); color: var(--text);
  margin-bottom: 12px; -webkit-appearance: none; appearance: none;
  min-height: 48px;
}
/* 설정 화면의 항목 — 설명문과 붙지 않게 위쪽 여백을 준다 */
.field { margin-top: 16px; }
.field input { margin-bottom: 0; }
.field + .rows { margin-top: 12px; }
label { display: block; font-size: 13px; color: var(--muted); font-weight: 600; margin-bottom: 6px; }
label input { margin-top: 6px; }

/* ── 시트 ── */
.sheet-wrap { position: fixed; inset: 0; z-index: 50; display: flex; align-items: flex-end; }
.sheet-bg { position: absolute; inset: 0; background: rgba(0, 0, 0, .45); }
.sheet {
  position: relative; width: 100%;
  background: var(--card); color: var(--text);
  border-radius: 22px 22px 0 0;
  padding: 22px 20px calc(22px + env(safe-area-inset-bottom));
  animation: rise .22s ease-out;
}
@keyframes rise { from { transform: translateY(100%); } to { transform: translateY(0); } }
.sheet h2 { font-size: 17px; margin-bottom: 18px; }
#fireInfo { white-space: pre-line; } /* 발사 안내가 두 줄로 나뉠 수 있다 */

/* ── 토스트 ── */
.toast {
  position: fixed; left: 16px; right: 16px;
  bottom: calc(20px + env(safe-area-inset-bottom));
  background: #14211b; color: #fff;
  padding: 13px 16px; border-radius: 12px;
  font-size: 13.5px; line-height: 1.5; z-index: 100;
  box-shadow: 0 10px 30px rgba(0, 0, 0, .3);
  animation: rise .2s ease-out;
}
.toast.bad { background: var(--red); }