/* 투비두바 소개 페이지 전용.
   색과 타이포는 /assets/style.css의 토큰을 그대로 쓰고, 여기서는 이 페이지에만
   필요한 배치와 화면 목업만 정의한다. */

:root {
  --tb-deep: #123420;   /* leaf 위에 얹는 글자색 — 앱의 AppTheme.onLeaf */
  --tb-track: #E2DCCE;  /* 진행 링 트랙 — 앱의 AppTheme.ringTrack */
  --tb-coral: #EF8E7D;  /* 앱의 AppTheme.coral */
  --tb-ivory: #F7F4ED;  /* 앱 배경 */
}

/* --- 히어로 --------------------------------------------------------------- */

.tb-hero {
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(380px, 1.05fr);
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: center;
  padding-block: clamp(2.5rem, 7vw, 5rem);
}
.tb-product {
  display: flex; align-items: center; gap: .75rem;
  margin-bottom: clamp(2rem, 5vw, 3.5rem);
  font-weight: 600;
}
.tb-product img { border-radius: 11px; }
.tb-product small {
  padding-left: .75rem; border-left: 1px solid var(--line);
  font-family: var(--font-sans); font-size: .65rem; font-weight: 400;
  letter-spacing: .06em; color: var(--ink-3);
}
.tb-kicker {
  font-size: .75rem; font-weight: 500; letter-spacing: .12em;
  color: var(--tobedoba-ink); margin-bottom: 1rem;
}
.tb-hero h1 {
  font-size: clamp(2.3rem, 5vw, 4rem); font-weight: 600;
  line-height: 1.2; letter-spacing: -.045em; text-wrap: balance;
}
.tb-hero h1 em {
  font-style: normal; color: var(--tobedoba-ink);
  background: linear-gradient(transparent 74%, var(--tobedoba) 0);
}
.tb-hero .lede { max-width: 33rem; margin: 1.75rem 0 2rem; }
.tb-eyebrow { color: var(--tobedoba-ink); }

/* --- 화면 목업 ------------------------------------------------------------ */

.tb-screens { display: flex; gap: 1.25rem; justify-content: center; align-items: stretch; }
/* 폭 제한은 플렉스 항목인 figure에 건다. .tb-phone은 figure 안에 있어서 거기에
   퍼센트를 주면 엉뚱한 기준으로 풀린다. flex-basis 0에서 균등하게 늘어나되
   232px를 넘지 않으므로, 좁은 화면에서는 알아서 줄어들고 넘치지 않는다. */
.tb-screens figure {
  margin: 0; display: flex; flex-direction: column;
  flex: 1 1 0; max-width: 232px;
}
.tb-screens figcaption {
  margin-top: .8rem; text-align: center;
  font-family: var(--font-sans); font-size: .7rem; letter-spacing: .04em;
  color: var(--ink-3);
}

/* 폭을 고정하면 좁은 화면에서 두 대가 나란히 서다 넘친다. 컨테이너를 절반으로
   나눈 값과 비교해 작은 쪽을 쓰면 어떤 폭에서도 넘치지 않는다. */
.tb-phone {
  width: 100%; padding: 8px;
  border-radius: 40px; background: #1D1F1B;
  box-shadow: 0 30px 60px -34px rgba(18, 52, 32, .55);
  flex: 1; display: flex;
}
.tb-phone__screen {
  flex: 1;
  border-radius: 32px; overflow: hidden;
  background: var(--tb-ivory);
  padding: 14px 12px 16px;
  min-height: 430px;
  display: flex; flex-direction: column; gap: 10px;
}
.tb-phone__bar {
  display: flex; justify-content: space-between;
  font-family: var(--font-sans); font-size: .55rem; font-weight: 600;
  color: var(--ink-2); padding: 0 4px 2px;
}

/* 카드 — 앱의 CardModifier(반경 20, 옅은 테두리와 그림자) */
.tb-card {
  background: #fff; border-radius: 16px;
  border: 1px solid rgba(31, 33, 29, .07);
  box-shadow: 0 6px 14px -10px rgba(0, 0, 0, .25);
  padding: 12px;
}

/* 링 가운데 숫자는 SVG 위에 겹쳐 놓는다. 음수 마진으로 끌어올리면 글자 크기가
   바뀔 때마다 어긋난다. */
.tb-ring { position: relative; display: grid; place-items: center; }
.tb-ring__label {
  position: absolute; inset: 0;
  display: grid; place-content: center; gap: 1px; text-align: center;
}
.tb-ring__num {
  font-size: 1.45rem; font-weight: 700; letter-spacing: -.02em; color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.tb-ring__sub { font-size: .55rem; font-weight: 600; color: var(--ink-3); }
.tb-date {
  text-align: center; font-size: .6rem; font-weight: 600;
  color: var(--ink-3); margin-bottom: 8px;
}
.tb-report {
  display: flex; justify-content: space-between; align-items: center;
  margin-top: 10px; padding-top: 8px;
  border-top: 1px solid rgba(31, 33, 29, .07);
  font-size: .6rem; font-weight: 500; color: #4E9A6C;
}

.tb-sec {
  font-size: .55rem; font-weight: 700; letter-spacing: .05em;
  color: var(--ink-3); padding: 4px 4px 0;
}
.tb-row {
  display: flex; align-items: center; gap: 8px;
  background: #fff; border-radius: 12px;
  border: 1px solid rgba(31, 33, 29, .07);
  padding: 9px 10px; font-size: .65rem; color: var(--ink);
}
.tb-row i {
  flex: none; width: 15px; height: 15px; border-radius: 50%;
  border: 1.5px solid var(--tb-track); display: grid; place-items: center;
}
.tb-row--done { color: var(--ink-3); }
.tb-row--done i { background: var(--tobedoba); border-color: var(--tobedoba); }
.tb-row--done span { text-decoration: line-through; }
.tb-row i svg { display: block; }
.tb-row time {
  margin-left: auto; font-family: var(--font-mono);
  font-size: .55rem; color: var(--ink-3);
}

/* 보호 화면 — ManagedSettingsUI 템플릿이 그리는 카드 */
.tb-shield { justify-content: center; text-align: center; gap: 0; }
.tb-shield__title {
  margin-top: 14px; font-size: .82rem; font-weight: 600;
  line-height: 1.45; color: var(--ink);
}
.tb-shield__sub {
  margin-top: 8px; font-size: .62rem; line-height: 1.65; color: #696964;
}
.tb-shield__btn {
  margin-top: 14px; padding: 9px; border-radius: 12px;
  background: var(--tobedoba); color: var(--tb-deep);
  font-size: .68rem; font-weight: 600;
}
.tb-shield__snooze { margin-top: 10px; font-size: .64rem; color: #696964; }

/* --- 흐름 3단계 ----------------------------------------------------------- */

.tb-flow { padding-block: clamp(3.5rem, 7vw, 5rem); background: #16241B; color: #fff; }
.tb-flow .tb-eyebrow { color: #9FD9B4; }
.tb-flow > .wrap > .h2 { max-width: 24ch; }
.tb-flow__grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px;
  margin-top: 2.75rem; background: #ffffff22; border: 1px solid #ffffff22;
}
.tb-flow__grid li { padding: clamp(1.4rem, 3vw, 2.25rem); background: #16241B; }
.tb-flow__grid li > span { font-family: var(--font-mono); font-size: .7rem; color: #8FB79E; }
.tb-flow__mark {
  display: flex; align-items: center; width: fit-content; min-height: 36px;
  margin: 1.5rem 0; padding: .35rem .7rem;
  border: 1px dashed #6E9C81; border-radius: 5px;
  font-size: .78rem; color: #D7EBDF;
}
.tb-flow__mark.solid { background: var(--tobedoba); border: 0; color: var(--tb-deep); }
.tb-flow__mark.open { border-style: solid; background: #fff; color: #16241B; }
.tb-flow h3 { font-size: 1.08rem; margin-bottom: .5rem; }
.tb-flow li p { font-size: .9rem; line-height: 1.7; color: #B9CFC2; }

/* --- 핵심 기능 ------------------------------------------------------------ */

.tb-core .block__head { margin-bottom: 2.5rem; }
.tb-core__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.tb-card-f {
  min-height: 300px; padding: 1.6rem;
  border: 1px solid var(--line); border-radius: 18px; background: #fff;
  display: flex; flex-direction: column;
}
.tb-card-f h3 { margin-top: auto; font-size: 1.1rem; }
.tb-card-f > p { margin-top: .45rem; font-size: .9rem; line-height: 1.7; color: var(--ink-2); }

.tb-clock { display: flex; gap: 6px; align-items: flex-end; height: 64px; }
.tb-clock i {
  width: 14px; border-radius: 3px; background: var(--tobedoba-tint);
  border: 1px solid #C9E2D2;
}
.tb-clock i:nth-child(1) { height: 24%; }
.tb-clock i:nth-child(2) { height: 40%; }
.tb-clock i:nth-child(3) { height: 56%; }
.tb-clock i.on { background: var(--tobedoba); border-color: var(--tobedoba); height: 100%; }

.tb-chip {
  width: fit-content; padding: .45rem .8rem; border-radius: 999px;
  background: var(--tb-ivory); border: 1px solid var(--tb-track);
  font-size: .78rem; color: var(--ink-2);
}
.tb-chip + .tb-chip { margin-top: .5rem; }
.tb-chip.hot { background: #FBEAE6; border-color: #F3C7BC; color: #C4614F; }

.tb-card-f--dark { background: #16241B; border-color: #16241B; color: #fff; }
.tb-card-f--dark > p { color: #B9CFC2; }
.tb-bars { display: flex; gap: 5px; align-items: flex-end; height: 64px; }
.tb-bars i { flex: 1; border-radius: 3px 3px 0 0; background: #2F5540; }
.tb-bars i.on { background: var(--tobedoba); }

/* --- 개인정보 ------------------------------------------------------------- */

.tb-privacy {
  padding-block: clamp(3rem, 7vw, 5rem);
  background: var(--tobedoba-tint); border-block: 1px solid #C9E2D2;
}
.tb-privacy__grid {
  display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(2rem, 8vw, 7rem);
}
.tb-privacy__grid > div:last-child > p { color: #46604F; }
.tb-privacy ul { display: flex; flex-wrap: wrap; gap: .6rem; margin: 1.5rem 0; }
.tb-privacy li {
  padding: .4rem .75rem; border: 1px solid #A9CFB8; border-radius: 999px;
  font-size: .78rem; font-weight: 500; color: var(--tobedoba-ink);
}

/* --- 마무리 --------------------------------------------------------------- */

.tb-cta {
  display: grid; grid-template-columns: auto 1fr auto;
  gap: clamp(1.5rem, 4vw, 3rem); align-items: center;
}
.tb-cta img { border-radius: 22px; box-shadow: 0 14px 30px -18px #123420; }
.tb-cta p:not(.eyebrow) { margin-top: .8rem; color: var(--ink-2); }

/* --- 반응형 --------------------------------------------------------------- */

@media (max-width: 900px) {
  .tb-hero { grid-template-columns: 1fr; }
  .tb-product { margin-bottom: 2rem; }
  .tb-core__grid { grid-template-columns: 1fr 1fr; }
  .tb-card-f--dark { grid-column: 1 / -1; }
  .tb-privacy__grid { grid-template-columns: 1fr; }
  .tb-cta { grid-template-columns: auto 1fr; }
  .tb-cta > .btn { grid-column: 1 / -1; width: fit-content; }
}

@media (max-width: 640px) {
  .tb-hero h1 br { display: none; }
  .tb-screens { gap: .625rem; }
  .tb-screens figure { max-width: 176px; }
  .tb-phone { padding: 5px; border-radius: 26px; }
  .tb-phone__screen { border-radius: 22px; min-height: 300px; padding: 10px 8px 12px; gap: 7px; }
  .tb-row { padding: 7px 8px; font-size: .58rem; }
  .tb-ring__num { font-size: 1.15rem; }
  .tb-shield__title { font-size: .72rem; }
  .tb-flow__grid, .tb-core__grid { grid-template-columns: 1fr; }
  .tb-flow__grid li + li { border-top: 1px solid #ffffff22; }
  .tb-card-f { min-height: 250px; grid-column: auto; }
  .tb-cta { grid-template-columns: 1fr; }
  .tb-cta img { width: 72px; }
  .tb-product small { display: none; }
}