@charset "UTF-8";
/* ============================================================================
   vibeAI — main.css
   메인(홈) 페이지 전용. common.css 뒤에 불러옵니다.
   공유 요소(내비·푸터·티커·버튼)는 common.css에 있습니다.
   ========================================================================= */

/* ----------------------------------------------------------------------------
   01. HERO
   ------------------------------------------------------------------------- */
.hero { padding-top: var(--sec-y); }

.hero__head { align-items: start; }

.hero__title {
  font-family: var(--ff-display);
  font-size: var(--fs-hero);
  font-weight: 700;
  line-height: var(--lh-tight);
  letter-spacing: -.035em;
}

/* 2행만 안쪽으로 들여써서 계단 형태를 만듭니다. */
.hero__title span { display: block; }
.hero__title span:nth-child(2) { padding-left: .37em; }
.hero__title .accent { color: var(--c-accent); }

.hero__foot {
  margin-top: 60px;
  display: grid;
  grid-template-columns: var(--col-label) minmax(0, 600px) minmax(0, 1fr);
  column-gap: var(--col-gap);
  align-items: start;
}

.hero__meta {
  font-family: var(--ff-mono);
  font-size: var(--fs-micro);
  line-height: 1.7;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--c-ink-3);
}

.hero__actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 18px;
  justify-self: end;
}

@media (max-width: 1100px) {
  .hero__title { font-size: 72px; }
}

@media (max-width: 900px) {
  .hero__title { font-size: 40px; }
  .hero__title span:nth-child(2) { padding-left: 0; }

  .hero__foot {
    grid-template-columns: 1fr;
    row-gap: 24px;
    margin-top: 36px;
  }

  .hero__actions { justify-self: start; }
}

/* ----------------------------------------------------------------------------
   02. HERO BAND — Real Vibe Index 차트
   ------------------------------------------------------------------------- */
.band {
  position: relative;
  margin-top: 64px;
  height: 520px;
  overflow: hidden;
  background:
    radial-gradient(60% 90% at 12% 20%,  #f7ece0 0%, transparent 60%),
    radial-gradient(55% 85% at 78% 10%,  #eee9f5 0%, transparent 62%),
    radial-gradient(70% 90% at 55% 100%, #f9e3d8 0%, transparent 60%),
    var(--c-paper-warm);
}

/* 세로 그리드선 */
.band__grid {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
}

.band__grid i { border-left: 1px solid rgba(14, 14, 15, .06); }

.band__chart {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.band__line {
  fill: none;
  stroke: var(--c-accent);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.band__area { fill: url(#bandFill); stroke: none; }

/* 차트 위에 떠 있는 수치 주석 */
.band__note {
  position: absolute;
  padding-left: 12px;
  border-left: 1px solid var(--c-ink);
}

.band__note b {
  display: block;
  font-family: var(--ff-display);
  font-size: 21px;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -.03em;
  color: var(--c-ink);
}

.band__note > span {
  display: block;
  margin-top: 4px;
  font-family: var(--ff-mono);
  font-size: 10px;
  line-height: 1.4;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--c-ink-2);
}

.band__note--a { left: 26%; top: 40%; }
.band__note--b { left: 62%; top: 26%; }

.band__tag {
  position: absolute;
  top: 28px;
  right: var(--gutter);
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 8px 14px;
  border: 1px solid rgba(14, 14, 15, .14);
  border-radius: var(--r-pill);
  background: rgba(255, 255, 255, .6);
  font-family: var(--ff-mono);
  font-size: var(--fs-micro);
  font-weight: 500;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.band__tag::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--c-accent);
}

.band__caption {
  position: absolute;
  left: var(--gutter);
  bottom: 24px;
  display: flex;
  gap: 26px;
  font-family: var(--ff-mono);
  font-size: var(--fs-micro);
  letter-spacing: .06em;
  text-transform: uppercase;
}

.band__caption span { color: var(--c-ink-2); }

@media (max-width: 900px) {
  .band { height: 320px; margin-top: 36px; }
  .band__grid { grid-template-columns: repeat(3, 1fr); }
  .band__note--a { left: 8%; top: 36%; }
  .band__note--b { left: 56%; top: 20%; }
  .band__tag { display: none; }
  .band__caption { gap: 12px; flex-direction: column; bottom: 16px; }
}

/* ----------------------------------------------------------------------------
   03. REAL VIBE
   ------------------------------------------------------------------------- */
.vibe__body { max-width: 1136px; }
.vibe__text { margin-top: 32px; max-width: 590px; }

/* ----------------------------------------------------------------------------
   04. SERVICES
   ------------------------------------------------------------------------- */
.services__list { margin-top: 64px; }

.service {
  display: grid;
  grid-template-columns: var(--col-label) minmax(0, 1fr) auto;
  column-gap: var(--col-gap);
  align-items: center;
  padding: 34px 28px;
  margin-inline: -28px;
  border-top: 1px solid var(--c-line);
  /* opacity/transform 을 함께 선언하지 않으면 .reveal 의 transition 이
     이 규칙에 덮여 페이드업이 사라집니다. 또한 transition 단축 속성은
     transition-delay 까지 초기화하므로 순차 지연도 여기에 직접 적습니다. */
  transition: background var(--dur) var(--ease),
              opacity   1.2s var(--ease) calc(var(--i, 0) * 110ms),
              transform 1.2s var(--ease) calc(var(--i, 0) * 110ms);
}

.services__list .service:last-child { border-bottom: 1px solid var(--c-line); }

.service:hover { background: var(--c-paper-warm); }

.service__name {
  font-family: var(--ff-display);
  font-size: var(--fs-h1);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -.03em;
  transition: color var(--dur) var(--ease);
}

/* "VibeTracker for Commerce" 처럼 뒷부분의 무게를 낮춥니다. */
.service__name em {
  font-style: normal;
  font-weight: 400;
  color: var(--c-ink-3);
}

.service:hover .service__name { color: var(--c-accent); }

.service__desc {
  margin-top: 10px;
  font-size: var(--fs-small);
  line-height: var(--lh-body);
  color: var(--c-ink-2);
}

.service__go {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border: 1px solid var(--c-line);
  border-radius: 50%;
  transition: background var(--dur) var(--ease),
              border-color var(--dur) var(--ease),
              color var(--dur) var(--ease);
}

.service__go svg {
  width: 14px;
  height: 14px;
  transition: transform var(--dur) var(--ease);
}

.service:hover .service__go {
  background: var(--c-accent);
  border-color: var(--c-accent);
  color: var(--c-paper);
}

.service:hover .service__go svg { transform: translate(2px, -2px); }

@media (max-width: 900px) {
  .service {
    grid-template-columns: 1fr auto;
    row-gap: 8px;
    padding: 24px 16px;
    margin-inline: -16px;
  }
  .service__label { grid-column: 1 / -1; }
  .service__name  { font-size: 28px; }
  .service__go    { width: 38px; height: 38px; }
}

/* ----------------------------------------------------------------------------
   05. PROCESS
   ------------------------------------------------------------------------- */
.process__list { margin-top: 64px; }

.step {
  display: grid;
  grid-template-columns: var(--col-label) minmax(0, 1fr) minmax(0, 1fr);
  column-gap: var(--col-gap);
  align-items: start;
  padding: 44px 0;
  border-top: 1px solid var(--c-line);
}

.process__list .step:last-child { border-bottom: 1px solid var(--c-line); }

.step__no {
  font-family: var(--ff-display);
  font-size: var(--fs-num);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -.04em;
  color: var(--c-line);
}

.step__title {
  font-size: var(--fs-h4);
  font-weight: 700;
  letter-spacing: -.02em;
}

.step__desc {
  margin-top: 14px;
  max-width: 350px;
  font-size: var(--fs-body);
  font-weight: 500;
  line-height: var(--lh-body);
  color: var(--c-ink-2);
}

.step__tags {
  font-family: var(--ff-mono);
  font-size: var(--fs-caption);
  letter-spacing: .04em;
  color: var(--c-ink-3);
}

@media (max-width: 900px) {
  .step {
    grid-template-columns: 1fr;
    row-gap: 12px;
    padding: 28px 0;
  }
  .step__no { font-size: 34px; }
  .step__title { font-size: 20px; }
}

/* ----------------------------------------------------------------------------
   06. ENGINE — 지표 3종
   ------------------------------------------------------------------------- */
.stats {
  margin-top: 72px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  column-gap: var(--col-gap);
}

.stat__value {
  font-family: var(--ff-display);
  font-size: var(--fs-stat);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -.045em;
}

/* 단위는 숫자보다 작게 */
.stat__value small {
  font-size: .38em;
  font-weight: 700;
  letter-spacing: -.02em;
}

.stat--accent .stat__value { color: var(--c-accent); }

.stat__label {
  margin-top: 18px;
  font-size: var(--fs-link);
  font-weight: 500;
  color: var(--c-ink-2);
}

@media (max-width: 900px) {
  .stats {
    grid-template-columns: 1fr;
    row-gap: 36px;
    margin-top: 40px;
  }
  .stat__value { font-size: 48px; }
}

/* ----------------------------------------------------------------------------
   07. NETWORKS
   ------------------------------------------------------------------------- */
.networks { padding-bottom: 60px; }

/* ----------------------------------------------------------------------------
   08. CTA
   ------------------------------------------------------------------------- */
.cta__inner {
  display: grid;
  grid-template-columns: var(--col-label) minmax(0, 1fr) auto;
  column-gap: var(--col-gap);
  align-items: start;
}

.cta__label { color: var(--c-paper); }

.cta__title {
  font-size: var(--fs-display);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -.03em;
}

.cta__text {
  margin-top: 28px;
  max-width: 430px;
  font-size: var(--fs-body-lg);
  font-weight: 500;
  line-height: var(--lh-body);
  color: rgba(255, 255, 255, .72);
}

@media (max-width: 900px) {
  .cta__inner {
    grid-template-columns: 1fr;
    row-gap: 28px;
    align-items: start;
  }
  .cta__title { font-size: 32px; }
}

/* ----------------------------------------------------------------------------
   09. ANIMATION
   ------------------------------------------------------------------------- */

/* 히어로 타이틀 — 줄 단위 fade-left.
   JS가 [data-lines]에 .is-in 을 붙이면 위에서부터 차례로 들어옵니다. */
.hero__line {
  display: block;
  opacity: 0;
  transform: translateX(-64px);
  /* 숫자 카운트업(2.6s)과 같은 호흡으로 천천히 들어옵니다. */
  transition: opacity 2.2s var(--ease), transform 2.2s var(--ease);
}

.hero__line:nth-child(1) { transition-delay: .1s; }
.hero__line:nth-child(2) { transition-delay: .4s; }
.hero__line:nth-child(3) { transition-delay: .7s; }

[data-lines].is-in .hero__line {
  opacity: 1;
  transform: none;
}

/* 파형 흐름 — 상승세를 가진 파형을 대각선으로 밀어 이음매 없이 순환시킵니다.
   경로가 P(x+1440) = P(x) - 132 을 만족하므로 (-1440, +132) 이동이
   파형을 자기 자신에 정확히 겹칩니다. 결과적으로 그래프는 왼쪽으로 흐르면서
   계속 상승하는 것처럼 보입니다. */
.band__wave {
  animation: band-flow 26s linear infinite;
  will-change: transform;
}


@keyframes band-flow {
  from { transform: translate(0, 0); }
  to   { transform: translate(-1440px, 132px); }
}

/* 카운트업 중 폭이 흔들리지 않도록 JS가 최종 너비를 미리 확보합니다.
   tabular-nums 는 Archivo의 글자 모양을 바꿔버리므로 쓰지 않습니다. */
.count {
  display: inline-block;
  text-align: left;
}

@media (prefers-reduced-motion: reduce) {
  .hero__line { opacity: 1; transform: none; transition: none; }
  .band__wave { animation: none; }
}