/* =========================================================
   TERRA 인사이트 — 한국 증시 학습 시스템
   Theme: Deep-Ocean Terminal (딥오션 터미널)
   H5 column · immersive navy glow · cyan/blue light effects
   ========================================================= */

:root {
  /* 배경 */
  --bg-0:  #060B16;
  --bg-1:  #0A1326;
  --bg-2:  #0E1F3D;

  /* 강조 */
  --blue:    #4DA3FF;
  --blue-dk: #2F7FE0;
  --cyan:    #34E0C8;
  --cyan-dk: #1FB7A2;

  /* 시세 (한국식: 상승=빨강, 하락=파랑) */
  --up:   #FF5470;
  --down: #4DA3FF;

  /* 텍스트 */
  --text:      #E9F0FF;
  --text-soft: #A6B7DA;
  --text-dim:  #6E80A6;

  /* 면/선 */
  --glass:   rgba(18, 33, 62, .55);
  --glass-2: rgba(13, 25, 49, .42);
  --line:    rgba(120, 160, 220, .16);
  --line-2:  rgba(120, 160, 220, .10);

  /* 글로우 */
  --glow-blue: 0 14px 40px rgba(31, 99, 194, .45);
  --glow-cyan: 0 14px 40px rgba(31, 183, 162, .40);
  --shadow:    0 24px 60px rgba(2, 8, 20, .55);
  --shadow-sm: 0 10px 26px rgba(2, 8, 20, .45);

  --display: "Noto Sans KR", system-ui, sans-serif;
  --sans:    "Noto Sans KR", system-ui, sans-serif;
  --mono:    "Space Mono", ui-monospace, "SFMono-Regular", monospace;

  --col:    600px;   /* H5 본문 열 */
  --pad:    20px;
  --radius: 20px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  color: var(--text);
  background: var(--bg-0);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  padding-bottom: 96px;            /* dock 공간 */
  position: relative;
  isolation: isolate;
}

/* ---------- 전체 화면 배경 (PC 양옆까지 채움, 끊김 없음) ---------- */
.app-bg {
  position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background:
    radial-gradient(900px 620px at 18% -6%, rgba(77,163,255,.20), transparent 60%),
    radial-gradient(820px 600px at 88% 4%, rgba(52,224,200,.16), transparent 58%),
    radial-gradient(1000px 900px at 50% 118%, rgba(47,127,224,.18), transparent 62%),
    linear-gradient(180deg, #08101F 0%, #060B16 38%, #070D1B 72%, #060A14 100%);
}
/* 떠다니는 광구 (배경 전체에 은은히) */
.app-bg::before,
.app-bg::after {
  content: ""; position: absolute; border-radius: 50%; filter: blur(70px); opacity: .5;
}
.app-bg::before {
  width: 520px; height: 520px; top: 6%; left: -160px;
  background: radial-gradient(circle, rgba(77,163,255,.55), transparent 70%);
  animation: drift1 22s ease-in-out infinite;
}
.app-bg::after {
  width: 460px; height: 460px; bottom: 4%; right: -150px;
  background: radial-gradient(circle, rgba(52,224,200,.45), transparent 70%);
  animation: drift2 26s ease-in-out infinite;
}
@keyframes drift1 { 0%,100%{ transform: translate(0,0); } 50%{ transform: translate(60px,40px); } }
@keyframes drift2 { 0%,100%{ transform: translate(0,0); } 50%{ transform: translate(-50px,-40px); } }

/* 미세 그리드 + 스캔라인 (터미널 질감) */
.grid-fx {
  position: fixed; inset: 0; z-index: -1; pointer-events: none; opacity: .5;
  background-image:
    linear-gradient(rgba(120,160,220,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120,160,220,.045) 1px, transparent 1px);
  background-size: 46px 46px;
  -webkit-mask-image: radial-gradient(900px 800px at 50% 22%, #000 0%, transparent 78%);
  mask-image: radial-gradient(900px 800px at 50% 22%, #000 0%, transparent 78%);
}

/* ---------- 그레인 ---------- */
.grain {
  position: fixed; inset: 0; z-index: 1; pointer-events: none;
  opacity: .04; mix-blend-mode: screen;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

img { max-width: 100%; display: block; }
b, strong { font-weight: 700; }

/* 공통 열 컨테이너 — 모든 섹션이 가운데 H5 폭으로 정렬, 테두리 없음 */
.ticker,
.hero,
.feed,
.why,
.system,
.faq,
.finale,
.site-footer {
  width: 100%;
  max-width: var(--col);
  margin-left: auto;
  margin-right: auto;
}

section { position: relative; z-index: 2; }

/* =========================================================
   버튼 — 글로우 + 하이라이트 스윕(亮光)
   ========================================================= */
.btn {
  --pad-y: .9rem; --pad-x: 1.6rem;
  position: relative; overflow: hidden; isolation: isolate;
  display: inline-flex; align-items: center; justify-content: center; gap: .6rem;
  font-family: var(--sans); font-weight: 700; font-size: 1rem;
  line-height: 1.1; letter-spacing: -.01em;
  padding: var(--pad-y) var(--pad-x);
  border: none; border-radius: 100px; cursor: pointer;
  text-decoration: none; color: inherit;
  transition: transform .22s cubic-bezier(.2,.8,.2,1), box-shadow .25s, filter .25s;
  white-space: nowrap;
}
.btn .btn-icon { width: 1.32em; height: 1.32em; border-radius: 6px; object-fit: cover; }
.btn i { font-size: .95em; }

.btn--primary {
  color: #061021; font-weight: 700;
  background: linear-gradient(120deg, var(--cyan) 0%, var(--blue) 52%, var(--blue-dk) 100%);
  box-shadow: var(--glow-blue), inset 0 1px 0 rgba(255,255,255,.45);
}
.btn--primary:hover { transform: translateY(-3px); box-shadow: 0 22px 52px rgba(45,140,235,.6), inset 0 1px 0 rgba(255,255,255,.5); }
.btn--primary:active { transform: translateY(-1px); }

/* 끊임없이 지나가는 하이라이트 빛 */
.btn--primary::after {
  content: ""; position: absolute; top: 0; bottom: 0; left: -75%; width: 42%;
  background: linear-gradient(100deg, transparent, rgba(255,255,255,.7), transparent);
  transform: skewX(-22deg); pointer-events: none;
  animation: sheen 4.6s ease-in-out infinite;
}
.btn--primary:hover::after { animation-duration: 1.2s; }
@keyframes sheen {
  0% { left: -75%; } 30% { left: 130%; } 100% { left: 130%; }
}

.btn--text { background: transparent; color: var(--cyan); padding-left: .4rem; padding-right: .4rem; }
.btn--text:hover { color: #8defdd; text-shadow: 0 0 16px rgba(52,224,200,.5); }

.btn--sm  { --pad-y: .58rem; --pad-x: 1.05rem; font-size: .9rem; }
.btn--lg  { --pad-y: 1.05rem; --pad-x: 2rem; font-size: 1.08rem; }
.btn--xl  { --pad-y: 1.2rem;  --pad-x: 2.4rem; font-size: 1.18rem; }

/* 큰 CTA는 호흡하는 외곽 글로우 */
.btn--lg, .btn--xl, .btn--dock {
  animation: breathe 3.4s ease-in-out infinite;
}
@keyframes breathe {
  0%,100% { box-shadow: var(--glow-blue), 0 0 0 0 rgba(77,163,255,.0), inset 0 1px 0 rgba(255,255,255,.45); }
  50%     { box-shadow: 0 22px 52px rgba(45,140,235,.55), 0 0 34px 4px rgba(77,163,255,.35), inset 0 1px 0 rgba(255,255,255,.5); }
}

/* =========================================================
   실시간 티커 — 풀폭, 상단 고정 띠
   ========================================================= */
.ticker {
  max-width: none;                 /* 화면 전체 폭 */
  position: relative; z-index: 5;
  display: flex; align-items: center; gap: .8rem;
  background: linear-gradient(90deg, rgba(7,13,26,.95), rgba(12,22,44,.9));
  color: var(--text);
  padding: .55rem 1rem; overflow: hidden;
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(8px);
}
.ticker__tag {
  flex: 0 0 auto; display: inline-flex; align-items: center; gap: .35rem;
  font-family: var(--mono); font-weight: 700; font-size: .72rem; letter-spacing: .12em;
  color: #061021; background: linear-gradient(120deg, var(--cyan), var(--blue));
  padding: .26rem .6rem; border-radius: 6px; box-shadow: 0 0 16px rgba(52,224,200,.45);
}
.ticker__tag i { color: var(--up); }
.ticker__viewport { flex: 1; overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 4%, #000 96%, transparent); mask-image: linear-gradient(90deg, transparent, #000 4%, #000 96%, transparent); }
.ticker__track { display: inline-flex; white-space: nowrap; animation: tickerScroll 46s linear infinite; }
@keyframes tickerScroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }
.tick { display: inline-flex; align-items: baseline; gap: .5rem; padding: 0 1.4rem; font-family: var(--mono); font-size: .82rem; border-right: 1px solid var(--line-2); }
.tick__name { font-family: var(--sans); font-weight: 500; color: var(--text-soft); }
.tick__px { color: #fff; font-weight: 700; }
.tick__chg { font-weight: 700; font-size: .8rem; }
.tick__chg.up { color: #FF7D92; } .tick__chg.down { color: #7FB4E8; }

/* =========================================================
   히어로 — 세로 스택 (H5)
   ========================================================= */
.hero { position: relative; z-index: 2; padding: 2.8rem var(--pad) 1rem; text-align: center; }
.hero__bg { position: absolute; inset: -40px 0 0; z-index: -1; overflow: hidden; pointer-events: none; }
.orb { position: absolute; border-radius: 50%; filter: blur(46px); opacity: .55; }
.orb--1 { width: 360px; height: 360px; top: -90px; right: -90px; background: radial-gradient(circle, rgba(77,163,255,.5), transparent 70%); }
.orb--2 { width: 320px; height: 320px; bottom: -120px; left: -100px; background: radial-gradient(circle, rgba(52,224,200,.42), transparent 70%); }
.hero__candles { position: absolute; left: 0; right: 0; bottom: 0; width: 100%; height: 210px; opacity: .55; filter: drop-shadow(0 0 10px rgba(77,163,255,.35)); }

.hero__inner { display: flex; flex-direction: column; gap: 2.4rem; align-items: center; }
.hero__copy { display: flex; flex-direction: column; align-items: center; }

.eyebrow {
  display: inline-flex; align-items: center; gap: .5rem;
  font-family: var(--mono); font-weight: 700; font-size: .72rem; letter-spacing: .14em;
  text-transform: uppercase; color: var(--cyan);
  background: rgba(52,224,200,.08); border: 1px solid rgba(52,224,200,.28);
  padding: .4rem .85rem; border-radius: 100px; margin-bottom: 1.3rem;
  box-shadow: 0 0 22px rgba(52,224,200,.14) inset;
}
.eyebrow i { color: var(--cyan); }
.eyebrow--center { margin-left: auto; margin-right: auto; }

/* 라이브 상태 라인 (터미널 시그니처) */
.live-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--up); display: inline-block; box-shadow: 0 0 0 0 rgba(255,84,112,.6); animation: pulse 1.8s infinite; }
.hero__status {
  display: inline-flex; align-items: center; gap: .5rem; flex-wrap: wrap; justify-content: center;
  font-family: var(--mono); font-size: .82rem; color: var(--text-soft);
  background: var(--glass-2); border: 1px solid var(--line);
  padding: .42rem .9rem; border-radius: 100px; margin-bottom: 1.4rem;
  backdrop-filter: blur(8px);
}
.hero__status-name { color: var(--text-dim); letter-spacing: .04em; }
.hero__status b { color: #fff; font-weight: 700; }
.hero__status-chg { font-weight: 700; }
.hero__status-chg.is-up { color: var(--up); } .hero__status-chg.is-down { color: var(--down); }
.hero__status-sep { width: 1px; height: 12px; background: var(--line); }
.hero__status-note { color: var(--text-soft); font-family: var(--sans); }

/* 히어로는 배경과 완전히 융합 — 박스/테두리 제거, 빛으로만 표현 */
.hero .eyebrow {
  background: transparent; border-color: transparent; box-shadow: none;
  padding: 0; margin-bottom: 1rem; text-shadow: 0 0 18px rgba(52,224,200,.4);
}
.hero__status {
  background: transparent; border-color: transparent; backdrop-filter: none;
  padding: 0; margin-bottom: 1.5rem;
}

.hero__title {
  font-family: var(--display);
  font-size: clamp(2.4rem, 9vw, 3.4rem); font-weight: 900; line-height: 1.1;
  letter-spacing: -.025em; margin-bottom: 1.2rem; color: #fff;
}
.hl {
  background: linear-gradient(100deg, var(--cyan) 0%, var(--blue) 60%, #8fb6ff 100%);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  position: relative;
  filter: drop-shadow(0 0 22px rgba(77,163,255,.5));
}
.hero__lead { font-size: 1.06rem; color: var(--text-soft); max-width: 40ch; margin: 0 auto 1.9rem; font-weight: 400; }
.hero__lead b { color: #fff; font-weight: 700; }

.hero__cta { display: flex; align-items: center; justify-content: center; gap: .9rem; flex-wrap: wrap; margin-bottom: 1.5rem; }
.hero__chips { list-style: none; display: flex; flex-wrap: wrap; justify-content: center; gap: .8rem 1.2rem; }
.hero__chips li { font-family: var(--sans); font-size: .9rem; color: var(--text-soft); display: inline-flex; align-items: center; gap: .45rem; }
.hero__chips i { color: var(--cyan); font-size: .8rem; }

/* 히어로 비주얼 */
.hero__visual { position: relative; width: 100%; max-width: 420px; margin: 0 auto; }
.hero__visual::before {
  content: ""; position: absolute; inset: 2% 4%; z-index: 0; border-radius: 50%;
  background: radial-gradient(circle at 50% 46%, rgba(77,163,255,.5), rgba(52,224,200,.14) 52%, transparent 72%);
  filter: blur(6px);
}
.hero__img { position: relative; z-index: 1; width: 100%; filter: hue-rotate(168deg) saturate(1.12) brightness(1.04) drop-shadow(0 30px 50px rgba(8,20,48,.6)) drop-shadow(0 0 30px rgba(77,163,255,.32)); animation: floatY 6s ease-in-out infinite; }
@keyframes floatY { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-14px); } }

.quote-card {
  position: absolute; left: -6%; bottom: 4%; width: 230px;
  background: linear-gradient(160deg, rgba(16,30,58,.62), rgba(10,18,38,.5));
  backdrop-filter: blur(16px);
  border: 1px solid transparent; border-radius: 18px;
  padding: 1rem 1.1rem .7rem;
  box-shadow: 0 18px 50px rgba(2,8,20,.55), 0 0 36px rgba(77,163,255,.18);
  animation: floatY 6s ease-in-out infinite .6s;
}
.quote-card__head { display: flex; justify-content: space-between; align-items: center; margin-bottom: .35rem; }
.quote-card__label { font-family: var(--mono); font-weight: 700; font-size: .68rem; color: var(--text-soft); display: inline-flex; align-items: center; gap: .35rem; }
.quote-card__label .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--up); box-shadow: 0 0 0 0 rgba(255,84,112,.6); animation: pulse 1.8s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(255,84,112,.6);} 70%{ box-shadow: 0 0 0 9px rgba(255,84,112,0);} 100%{box-shadow:0 0 0 0 rgba(255,84,112,0);} }
.quote-card__time { font-family: var(--mono); font-size: .64rem; color: #061021; background: var(--cyan); padding: .12rem .45rem; border-radius: 5px; }
.quote-card__value { font-family: var(--mono); font-weight: 700; font-size: 1.6rem; letter-spacing: -.01em; color: #fff; }
.quote-card__delta { font-family: var(--mono); font-weight: 700; font-size: .82rem; margin-top: .1rem; }
.quote-card__delta.is-up { color: var(--up); } .quote-card__delta.is-down { color: var(--down); }
.quote-card__spark { width: 100%; height: 46px; margin-top: .4rem; }

.float-badge {
  position: absolute; display: inline-flex; align-items: center; gap: .55rem;
  background: linear-gradient(160deg, rgba(16,30,58,.6), rgba(10,18,38,.48));
  backdrop-filter: blur(14px); border-radius: 14px; padding: .6rem .85rem;
  box-shadow: 0 14px 36px rgba(2,8,20,.5), 0 0 28px rgba(52,224,200,.14);
  font-family: var(--sans); font-size: .82rem; color: var(--text-soft);
  border: 1px solid transparent;
}
.float-badge b { color: #fff; }
.float-badge i { width: 28px; height: 28px; display: grid; place-items: center; border-radius: 8px; background: rgba(77,163,255,.16); color: var(--cyan); }
.float-badge--a { top: 2%; right: -4%; animation: floatY 5.2s ease-in-out infinite .2s; }
.float-badge--b { top: 40%; right: -8%; animation: floatY 5.6s ease-in-out infinite .9s; }

/* =========================================================
   실시간 인사이트 피드 — 메시지 스트림 (시그니처)
   ========================================================= */
.feed { position: relative; z-index: 2; padding: 1.4rem var(--pad) 1rem; }
.feed__panel {
  position: relative; overflow: hidden;
  background: var(--glass); border: 1px solid var(--line); border-radius: 20px;
  box-shadow: var(--shadow); backdrop-filter: blur(16px) saturate(140%);
}
.feed__panel::before {
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan), var(--blue), transparent);
}
.feed__bar {
  display: flex; align-items: center; justify-content: space-between;
  padding: .9rem 1.2rem; border-bottom: 1px solid var(--line-2);
  background: rgba(7,13,26,.4);
}
.feed__title { display: inline-flex; align-items: center; gap: .55rem; font-weight: 700; color: #fff; font-size: .98rem; }
.feed__date { font-family: var(--mono); font-size: .72rem; color: var(--text-soft); }
.feed__body { display: flex; flex-direction: column; gap: .85rem; padding: 1.1rem 1.2rem; }

.msg {
  display: grid; grid-template-columns: auto auto 1fr; align-items: start; gap: .5rem .65rem;
  background: rgba(77,163,255,.05); border: 1px solid var(--line-2);
  border-left: 2px solid var(--cyan); border-radius: 12px; padding: .8rem .9rem;
}
.msg__time { font-family: var(--mono); font-size: .72rem; color: var(--text-dim); padding-top: .1rem; white-space: nowrap; }
.msg__tag {
  font-family: var(--mono); font-size: .64rem; font-weight: 700; letter-spacing: .04em;
  padding: .12rem .5rem; border-radius: 6px; white-space: nowrap; align-self: start;
}
.tag--up    { color: #FFB3C0; background: rgba(255,84,112,.16); }
.tag--warn  { color: #FFD79A; background: rgba(255,178,80,.16); }
.tag--macro { color: #9FD0FF; background: rgba(77,163,255,.16); }
.tag--live  { color: #061021; background: linear-gradient(120deg, var(--cyan), var(--blue)); }
.msg p { grid-column: 1 / -1; color: var(--text); font-size: .92rem; line-height: 1.55; margin-top: .1rem; }
.msg p b { color: var(--cyan); }
.msg--live { border-left-color: var(--blue); background: rgba(77,163,255,.1); box-shadow: 0 0 26px rgba(77,163,255,.14) inset; }
.msg--live .msg__time { color: var(--blue); }

.feed__foot {
  display: flex; align-items: center; gap: .55rem;
  padding: .85rem 1.2rem; border-top: 1px solid var(--line-2);
  font-size: .82rem; color: var(--text-soft); font-style: italic;
}
.feed__typing { display: inline-flex; gap: 3px; }
.feed__typing span {
  width: 6px; height: 6px; border-radius: 50%; background: var(--cyan);
  animation: typing 1.3s ease-in-out infinite;
}
.feed__typing span:nth-child(2) { animation-delay: .18s; }
.feed__typing span:nth-child(3) { animation-delay: .36s; }
@keyframes typing { 0%,60%,100% { opacity: .25; transform: translateY(0); } 30% { opacity: 1; transform: translateY(-3px); } }

/* =========================================================
   섹션 헤더 공통
   ========================================================= */
.section-head { max-width: 38ch; margin: 0 auto 2.4rem; text-align: center; }
.section-title { font-family: var(--display); font-size: clamp(1.7rem, 6vw, 2.3rem); font-weight: 900; line-height: 1.25; letter-spacing: -.02em; color: #fff; }
.section-sub { color: var(--text-soft); margin-top: 1rem; font-size: 1rem; }

/* =========================================================
   WHY — 좌측 레일 타임라인 (커리큘럼 경로 = 순서가 정보)
   ========================================================= */
.why { padding: 3.4rem var(--pad); }
.why__grid {
  position: relative; display: flex; flex-direction: column; gap: 1.1rem;
  padding-left: 2.4rem;
}
/* 세로 진행선 */
.why__grid::before {
  content: ""; position: absolute; left: 14px; top: .6rem; bottom: .6rem; width: 2px;
  background: linear-gradient(180deg, var(--cyan), var(--blue), transparent);
  opacity: .5;
}
.feature {
  position: relative;
  background: var(--glass-2);
  border: 1px solid var(--line); border-radius: 16px;
  padding: 1.3rem 1.3rem 1.2rem; box-shadow: var(--shadow-sm);
  backdrop-filter: blur(10px);
  transition: transform .3s, box-shadow .3s, border-color .3s;
}
/* 교차 오프셋으로 단조로움 해소 */
.feature:nth-child(even) { margin-left: 1.4rem; }
.feature:hover { transform: translateY(-4px); box-shadow: var(--glow-blue); border-color: rgba(77,163,255,.45); }

/* 타임라인 노드 = 번호 (순서가 실제 학습 단계를 의미) */
.feature__no {
  position: absolute; left: -2.4rem; top: 1.1rem;
  width: 30px; height: 30px; display: grid; place-items: center;
  font-family: var(--mono); font-size: .72rem; font-weight: 700; letter-spacing: 0;
  color: #061021; border-radius: 50%;
  background: linear-gradient(120deg, var(--cyan), var(--blue));
  box-shadow: 0 0 18px rgba(52,224,200,.5); margin-bottom: 0;
}
.feature:nth-child(even) .feature__no { left: -3.8rem; }
.feature__ico {
  width: 44px; height: 44px; display: grid; place-items: center; border-radius: 12px;
  font-size: 1.15rem; color: var(--cyan); margin-bottom: .8rem; flex: 0 0 auto;
  background: rgba(77,163,255,.12); border: 1px solid var(--line);
}
.feature h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: .4rem; letter-spacing: -.01em; color: #fff; }
.feature p { color: var(--text-soft); font-size: .94rem; line-height: 1.6; }

/* =========================================================
   좌우 분할 모듈 → 네온 글래스 카드 (스택)
   ========================================================= */
.system { padding: 1rem var(--pad) 3rem; display: flex; flex-direction: column; gap: 2.6rem; }
.split { position: relative; display: flex; flex-direction: column; }

.split__media { position: relative; width: 100%; z-index: 1; }
.split__media img {
  width: 100%; aspect-ratio: 16 / 10; object-fit: cover; border-radius: 20px;
  box-shadow: var(--shadow); border: 1px solid var(--line);
}
.split__media::after {
  content: ""; position: absolute; inset: 0; border-radius: 20px; pointer-events: none;
  background: linear-gradient(160deg, rgba(6,11,22,.1), rgba(6,11,22,.55) 92%);
}

.split__text {
  position: relative; z-index: 3; width: 92%; margin: -2.6rem auto 0;
  background: var(--glass); backdrop-filter: blur(16px) saturate(140%);
  border: 1px solid var(--line); border-radius: 18px;
  padding: 1.8rem 1.6rem; box-shadow: var(--shadow);
  overflow: hidden;
}
/* 상단 네온 라인 — 단계별 색 교차 */
.split__text::before {
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
}
.split--reverse .split__text::before { background: linear-gradient(90deg, transparent, var(--blue), transparent); }
.split__step { position: absolute; top: .9rem; right: 1.2rem; font-family: var(--mono); font-size: 2.4rem; font-weight: 700; color: rgba(77,163,255,.16); line-height: 1; }
.split__text .eyebrow { margin-bottom: 1rem; }
.split--reverse .split__text .eyebrow { color: var(--blue); border-color: rgba(77,163,255,.3); background: rgba(77,163,255,.08); }
.split--reverse .split__text .eyebrow i { color: var(--blue); }
.split__text h2 { font-family: var(--display); font-size: clamp(1.45rem, 5.4vw, 1.85rem); font-weight: 900; line-height: 1.28; letter-spacing: -.02em; margin-bottom: .9rem; color: #fff; }
.split__text p { color: var(--text-soft); font-size: 1rem; margin-bottom: 1.2rem; }
.ticks { list-style: none; display: flex; flex-direction: column; gap: .6rem; margin-bottom: 1.5rem; }
.ticks li { display: flex; align-items: center; gap: .6rem; font-size: .96rem; color: var(--text); }
.ticks i { color: var(--cyan); font-size: 1.02rem; }

/* 미디어 위 실시간 데이터 칩 */
.data-chip {
  position: absolute; left: 1rem; bottom: 1rem; z-index: 4;
  display: flex; flex-direction: column; gap: .1rem; min-width: 128px;
  background: rgba(7,13,26,.72); backdrop-filter: blur(10px);
  border: 1px solid var(--line); border-radius: 14px;
  padding: .7rem .95rem; color: #fff; font-family: var(--mono); box-shadow: var(--shadow-sm);
}
.split--reverse .data-chip { left: auto; right: 1rem; top: 1rem; bottom: auto; }
.data-chip__top { font-family: var(--sans); font-size: .7rem; color: var(--text-soft); display: inline-flex; align-items: center; gap: .4rem; font-weight: 500; }
.data-chip__top .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--up); animation: pulse 1.8s infinite; }
.data-chip__val { font-size: 1.25rem; font-weight: 700; line-height: 1.15; }
.data-chip__val small { font-size: .76rem; color: var(--text-soft); }
.data-chip__val b { color: var(--cyan); }
.data-chip__chg { font-size: .8rem; font-weight: 700; color: var(--up); }
.data-chip__sub { font-family: var(--sans); font-size: .7rem; color: var(--text-soft); }

/* =========================================================
   FAQ — 글래스 아코디언 (CSS-only)
   ========================================================= */
.faq { padding: 1.5rem var(--pad) 3rem; }
.faq__list { display: flex; flex-direction: column; gap: .8rem; }
.faq__item {
  background: var(--glass-2); border: 1px solid var(--line); border-radius: 14px;
  overflow: hidden; backdrop-filter: blur(10px); transition: border-color .25s, box-shadow .25s;
}
.faq__item[open] { border-color: rgba(77,163,255,.4); box-shadow: var(--glow-blue); }
.faq__item summary {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  cursor: pointer; list-style: none; padding: 1.1rem 1.2rem;
  font-weight: 700; font-size: 1rem; color: #fff;
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary i {
  flex: 0 0 auto; width: 26px; height: 26px; display: grid; place-items: center; border-radius: 50%;
  font-size: .72rem; color: var(--cyan); background: rgba(77,163,255,.12); border: 1px solid var(--line);
  transition: transform .3s, background .3s, color .3s;
}
.faq__item[open] summary i { transform: rotate(45deg); background: linear-gradient(120deg, var(--cyan), var(--blue)); color: #061021; }
.faq__a { padding: 0 1.2rem 1.15rem; color: var(--text-soft); font-size: .95rem; line-height: 1.7; }
.faq__a b { color: var(--cyan); }
.faq__item[open] .faq__a { animation: faqIn .35s ease; }
@keyframes faqIn { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: none; } }

/* =========================================================
   최종 CTA — 빛나는 그라데이션 카드
   ========================================================= */
.finale { padding: 1rem var(--pad) 3rem; }
.finale__card {
  position: relative; overflow: hidden; text-align: center;
  background:
    radial-gradient(120% 100% at 50% 0%, rgba(77,163,255,.22), transparent 60%),
    linear-gradient(150deg, #0C2348 0%, #0A1A38 55%, #0B1426 100%);
  color: var(--text); border-radius: 26px; padding: 3.2rem 1.7rem;
  box-shadow: var(--shadow); border: 1px solid var(--line);
}
.finale__card::before {
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan), var(--blue), transparent);
}
.finale__card .orb--3 { width: 420px; height: 420px; top: -180px; right: -120px; background: radial-gradient(circle, rgba(52,224,200,.4), transparent 70%); opacity: .8; }
.finale__card h2 { font-family: var(--display); font-size: clamp(1.7rem, 6.4vw, 2.4rem); font-weight: 900; line-height: 1.24; letter-spacing: -.02em; margin-bottom: 1rem; position: relative; color: #fff; }
.finale__card p { color: var(--text-soft); max-width: 42ch; margin: 0 auto 1.9rem; font-size: 1.02rem; position: relative; }
.finale__card .btn--xl { position: relative; }
.finale__fine { font-family: var(--mono); font-size: .78rem; color: var(--text-dim); margin-top: 1.1rem; }

/* =========================================================
   푸터
   ========================================================= */
.site-footer { padding: 2.4rem var(--pad) 2rem; border-top: 1px solid var(--line); }
.site-footer__top { display: flex; align-items: center; justify-content: space-between; gap: 1.2rem; flex-wrap: wrap; margin-bottom: 1.4rem; }
.brand { display: inline-flex; align-items: center; gap: .6rem; text-decoration: none; color: var(--text); }
.brand__mark {
  width: 38px; height: 38px; display: grid; place-items: center; border-radius: 11px;
  background: linear-gradient(135deg, var(--cyan), var(--blue)); color: #061021;
  font-size: 1rem; box-shadow: 0 0 18px rgba(77,163,255,.4);
}
.brand__text { display: flex; flex-direction: column; line-height: 1; }
.brand__text strong { font-size: 1.12rem; font-weight: 900; letter-spacing: .04em; color: #fff; }
.brand__text em { font-style: normal; font-size: .68rem; color: var(--text-dim); letter-spacing: .22em; }
.legal { display: flex; flex-wrap: wrap; gap: .6rem 1.4rem; }
.legal button { background: none; border: none; cursor: pointer; font-family: var(--sans); font-size: .92rem; color: var(--text-soft); transition: color .2s; padding: .2rem 0; }
.legal button:hover { color: var(--cyan); }
.site-footer__fine { font-size: .85rem; color: var(--text-dim); max-width: 70ch; margin-bottom: .8rem; }
.site-footer__copy { font-family: var(--mono); font-size: .76rem; color: rgba(110,128,166,.7); }

/* =========================================================
   하단 고정 CTA
   ========================================================= */
.dock {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 60;
  display: flex; justify-content: center;
  padding: .7rem 1rem calc(.7rem + env(safe-area-inset-bottom, 0px));
  background: linear-gradient(180deg, rgba(6,11,22,0), rgba(6,11,22,.9) 38%);
  backdrop-filter: blur(8px); pointer-events: none;
}
.btn--dock { pointer-events: auto; width: min(560px, 100%); }

/* =========================================================
   모달
   ========================================================= */
.modal { position: fixed; inset: 0; z-index: 100; display: grid; place-items: center; padding: 1.2rem; }
.modal[hidden] { display: none; }
.modal__backdrop { position: absolute; inset: 0; background: rgba(4,8,18,.7); backdrop-filter: blur(5px); animation: fadeIn .25s ease; }
.modal__dialog {
  position: relative; z-index: 2; width: min(560px, 100%); max-height: 84vh; overflow-y: auto;
  background: linear-gradient(160deg, #0D1B36, #0A1428); border-radius: 22px; padding: 2.1rem 1.9rem 1.8rem;
  box-shadow: var(--shadow); border: 1px solid var(--line); animation: popIn .3s cubic-bezier(.2,.8,.2,1);
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes popIn { from { opacity: 0; transform: translateY(16px) scale(.98); } to { opacity: 1; transform: none; } }
.modal__close { position: absolute; top: 1rem; right: 1rem; width: 38px; height: 38px; border-radius: 50%; border: 1px solid var(--line); background: var(--glass); cursor: pointer; color: var(--text-soft); font-size: 1rem; transition: background .2s, color .2s; }
.modal__close:hover { background: linear-gradient(120deg, var(--cyan), var(--blue)); color: #061021; }
.modal__title { font-family: var(--display); font-size: 1.35rem; font-weight: 900; margin-bottom: 1rem; color: #fff; padding-right: 2rem; }
.modal__content { color: var(--text-soft); font-size: .95rem; }
.modal__content h4 { color: var(--cyan); font-size: 1rem; font-weight: 700; margin: 1.1rem 0 .35rem; }
.modal__content p { margin-bottom: .5rem; }

/* =========================================================
   캔들 / 리빌 애니메이션
   ========================================================= */
.candle { opacity: 0; animation: candleIn .55s ease forwards; }
@keyframes candleIn { from { opacity: 0; } to { opacity: 1; } }

.reveal { opacity: 0; transform: translateY(28px); transition: opacity .75s cubic-bezier(.2,.7,.2,1), transform .75s cubic-bezier(.2,.7,.2,1); }
.reveal.in { opacity: 1; transform: none; }
.reveal-d1 { transition-delay: .06s; } .reveal-d2 { transition-delay: .16s; }
.reveal-d3 { transition-delay: .26s; } .reveal-d4 { transition-delay: .36s; }

/* =========================================================
   반응형 (≤520: 풀폭 H5)
   ========================================================= */
@media (max-width: 520px) {
  body { padding-bottom: 86px; }
  .hero { padding: 2.2rem 1.1rem 1rem; }
  .feed { padding: 1.2rem 1.1rem 1rem; }
  .why { padding: 2.6rem 1.1rem; }
  .why__grid { padding-left: 2.2rem; }
  .feature:nth-child(even) { margin-left: .8rem; }
  .feature:nth-child(even) .feature__no { left: -3rem; }
  .system { padding: .5rem 1.1rem 2.6rem; gap: 2.2rem; }
  .faq { padding: 1.2rem 1.1rem 2.6rem; }
  .finale { padding: 1rem 1.1rem 2.6rem; }
  .hero__visual { max-width: 330px; padding-bottom: 1.5rem; }
  .float-badge { font-size: .74rem; padding: .45rem .65rem; }
  .float-badge i { width: 24px; height: 24px; }
  .float-badge--a { top: 0; right: -2%; transform: scale(.85); }
  .float-badge--b { display: none; }
  .quote-card { width: 180px; left: -1%; bottom: 0; padding: .8rem .85rem; }
  .quote-card__value { font-size: 1.3rem; }
  .quote-card__spark { height: 36px; }
  .site-footer__top { flex-direction: column; align-items: flex-start; gap: 1rem; }
}

@media (max-width: 360px) {
  .hero__cta { flex-direction: column; align-items: stretch; width: 100%; }
  .hero__cta .btn { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .ticker__track { animation: none; }
}