/* 세움 — 홈 섹션 스타일 */

/* ===== HEADER ===== */
.hd {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--header-h);
  background: rgba(255,255,255,0);
  transition: background .3s, box-shadow .3s, backdrop-filter .3s;
}
.hd.scrolled { background: rgba(255,255,255,.92); backdrop-filter: blur(12px); box-shadow: var(--sh-sm); }
.hd__inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.hd__logo { font-family: var(--f-display); font-weight: 900; font-size: 1.5rem; color: var(--blue-deep); letter-spacing: -0.02em; line-height: 1; }
.hd__logo span { font-family: var(--f-stamp); font-size: .72rem; letter-spacing: .14em; color: var(--blue); margin-left: 6px; vertical-align: middle; }
.hd:not(.scrolled) .hd__logo { color: #fff; }
.hd:not(.scrolled) .hd__logo span { color: #cfe0ff; }
.hd__nav { display: flex; gap: 28px; margin-left: auto; }
.hd__nav a { font-weight: 700; font-size: .98rem; color: var(--ink-2); transition: color .2s; }
.hd__nav a:hover { color: var(--blue); }
.hd:not(.scrolled) .hd__nav a { color: rgba(255,255,255,.92); }
.hd__cta { min-height: 44px; padding: 0 22px; font-size: .95rem; }
.hd__burger { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.hd__burger span { width: 24px; height: 2.5px; background: var(--ink); border-radius: 2px; transition: .3s; }
.hd:not(.scrolled) .hd__burger span { background: #fff; }
.hd__mobile { display: none; }

@media (max-width: 900px) {
  .hd__nav, .hd__cta { display: none; }
  .hd__burger { display: flex; }
  .hd__mobile {
    display: block; position: absolute; top: var(--header-h); left: 0; right: 0;
    background: #fff; box-shadow: var(--sh); padding: 8px 20px 16px;
    transform: translateY(-130%); opacity: 0; pointer-events: none; transition: .35s var(--ease);
  }
  .hd__mobile.open { transform: none; opacity: 1; pointer-events: auto; }
  .hd__mobile a { display: block; padding: 14px 4px; font-weight: 700; border-bottom: 1px solid var(--line-soft); }
  .hd.menu-open { background: #fff !important; box-shadow: var(--sh-sm); }
  .hd.menu-open .hd__logo { color: var(--blue-deep); }
  .hd.menu-open .hd__burger span { background: var(--ink); }
}

/* ===== HERO ===== */
.hero { position: relative; padding-top: calc(var(--header-h) + 40px); padding-bottom: 0; overflow: hidden; color: #fff; }
.hero__bg {
  position: absolute; inset: 0; z-index: -2;
  background:
    radial-gradient(1200px 600px at 75% 0%, rgba(91,138,240,.45), transparent 60%),
    var(--grad-cta);
}
.hero__bg::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(800px 400px at 15% 90%, rgba(10,47,117,.6), transparent 60%);
}
.hero__inner { display: grid; grid-template-columns: 1.05fr .95fr; gap: 40px; align-items: center; padding-bottom: 70px; }
.hero__badge { display: inline-block; background: rgba(255,255,255,.16); border: 1px solid rgba(255,255,255,.28); padding: 8px 16px; border-radius: 999px; font-weight: 700; font-size: var(--fs-sm); margin-bottom: 22px; }
.hero h1 { color: #fff; margin-bottom: 22px; }
.hero__lead { font-size: var(--fs-lead); line-height: 1.8; color: rgba(255,255,255,.92); margin-bottom: 30px; }
.hero__lead strong { color: var(--yellow); font-weight: 800; }
.hero__actions { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 38px; }
.hero__actions .btn--ghost { background: rgba(255,255,255,.1); color: #fff; border-color: rgba(255,255,255,.4); }
.hero__actions .btn--ghost:hover { background: rgba(255,255,255,.2); }
.hero__trust { display: flex; gap: 28px; flex-wrap: wrap; }
.hero__trust li { display: flex; flex-direction: column; }
.hero__trust b { font-family: var(--f-display); font-size: 1.5rem; font-weight: 900; color: var(--yellow); }
.hero__trust span { font-size: var(--fs-sm); color: rgba(255,255,255,.8); }

.hero__visual { display: flex; justify-content: center; }
.hero__photo {
  position: relative; width: min(340px, 80vw); aspect-ratio: 3/4;
  border-radius: 28px; overflow: hidden; box-shadow: var(--sh-lg);
  border: 6px solid rgba(255,255,255,.5);
}
.hero__photo img { width: 100%; height: 100%; object-fit: cover; }
.hero__rank-float {
  position: absolute; left: 16px; bottom: 16px;
  background: rgba(255,255,255,.96); backdrop-filter: blur(6px);
  border-radius: 18px; padding: 14px 18px; box-shadow: var(--sh);
  animation: floaty 5s ease-in-out infinite;
}
@keyframes floaty { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-10px)} }
.hero__rank-label { display: block; font-size: .74rem; font-weight: 700; color: var(--gray); margin-bottom: 4px; }
.hero__rank-row { display: flex; align-items: baseline; gap: 6px; }
.hero__rank-row i { font-style: normal; font-weight: 900; font-size: 1.2rem; color: var(--naver); }
.hero__rank-row b { font-family: var(--f-display); font-size: 2rem; font-weight: 900; color: var(--naver); line-height: 1; }
.hero__rank-row em { font-style: normal; font-size: .85rem; font-weight: 700; color: var(--ink-2); }
.hero__rank-sub { display: block; font-size: .76rem; color: var(--gray); margin-top: 4px; font-weight: 600; }

.hero__marquee { position: relative; overflow: hidden; background: rgba(0,0,0,.18); padding: 14px 0; }
.hero__marquee-track { display: flex; gap: 22px; white-space: nowrap; width: max-content; animation: marquee 24s linear infinite; }
.hero__marquee-track span { font-weight: 700; font-size: .95rem; color: rgba(255,255,255,.85); }
@keyframes marquee { from{transform:translateX(0)} to{transform:translateX(-50%)} }

/* ===== PROBLEM ===== */
.problem__grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; margin: 44px 0 36px; }
.problem__card { background: #fff; border-radius: var(--radius); padding: 36px 28px; box-shadow: var(--sh-sm); border: 1px solid var(--line-soft); text-align: left; transition: transform .3s var(--ease), box-shadow .3s; }
.problem__card:hover { transform: translateY(-6px); box-shadow: var(--sh); }
.problem__emoji { font-size: 2.4rem; margin-bottom: 16px; }
.problem__card h3 { margin-bottom: 10px; }
.problem__card p { color: var(--gray); font-size: var(--fs-body); }
.problem__bridge { font-size: var(--fs-lead); font-weight: 600; color: var(--ink-2); }
.problem__bridge strong { color: var(--blue); font-weight: 800; }

/* ===== SERVICE ===== */
.service__grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; margin-top: 48px; }
.service__card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 34px 28px; text-align: left; transition: transform .3s var(--ease), box-shadow .3s, border-color .3s; }
.service__card:hover { transform: translateY(-6px); box-shadow: var(--sh); border-color: var(--blue-soft); }
.service__icon { width: 66px; height: 66px; border-radius: 18px; background: linear-gradient(135deg,#fff,var(--bg-soft)); border: 1px solid var(--blue-mist); display: grid; place-items: center; margin-bottom: 20px; position: relative; }
.service__icon img { width: 70%; height: 70%; object-fit: contain; }
.service__icon-fb { position: absolute; font-size: 1.7rem; }
.service__icon img + .service__icon-fb { display: none; }
.service__card h3 { margin-bottom: 10px; }
.service__card p { color: var(--gray); }

/* ===== WHY ===== */
.why__head { margin-bottom: 48px; }
.why__grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 22px; }
.why__card { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12); border-radius: var(--radius); padding: 36px 32px; transition: background .3s, transform .3s; }
.why__card:hover { background: rgba(255,255,255,.1); transform: translateY(-4px); }
.why__num { font-family: var(--f-stamp); font-size: 1.4rem; color: var(--blue-soft); display: block; margin-bottom: 14px; }
.why__card h3 { color: #fff; margin-bottom: 12px; }
.why__card p { color: rgba(255,255,255,.78); }

/* ===== STORY ===== */
.story__stats { display: grid; grid-template-columns: repeat(4,1fr); gap: 18px; margin: 48px 0 40px; }
.story__stat { background: var(--bg-soft); border-radius: var(--radius); padding: 32px 18px; text-align: center; }
.story__stat b { display: block; font-family: var(--f-display); font-size: clamp(1.8rem,3vw,2.6rem); font-weight: 900; color: var(--blue); line-height: 1; margin-bottom: 8px; }
.story__stat span { font-size: var(--fs-sm); color: var(--gray); font-weight: 600; }
.story__ba { display: grid; grid-template-columns: repeat(2,1fr); gap: 22px; }
.story__ba-card { border: 1px solid var(--line); border-radius: var(--radius); padding: 36px; text-align: left; background: linear-gradient(180deg,#fff,var(--bg-soft)); }
.story__ba-tag { display: inline-block; background: var(--blue); color: #fff; font-weight: 800; font-size: .78rem; letter-spacing: .04em; padding: 6px 14px; border-radius: 999px; margin-bottom: 18px; }
.story__ba-tag--green { background: var(--naver); }
.story__ba-card h3 { margin-bottom: 12px; }
.story__ba-card p { color: var(--gray); }

/* ===== REVIEW ===== */
.review__grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 22px; margin-top: 44px; }
.review__card { background: #fff; border-radius: var(--radius); padding: 32px 30px; box-shadow: var(--sh-sm); border: 1px solid var(--line-soft); }
.review__stars { color: #ffb400; font-size: 1.1rem; letter-spacing: 2px; margin-bottom: 14px; }
.review__card blockquote { font-size: var(--fs-body); line-height: 1.75; color: var(--ink-2); margin-bottom: 16px; }
.review__card figcaption { font-weight: 800; color: var(--ink); }
.review__card figcaption span { font-weight: 600; color: var(--gray); margin-left: 6px; font-size: .9rem; }

/* ===== CONTACT ===== */
.contact__inner { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.contact__copy h2 { margin: 14px 0 16px; }
.contact__copy p { color: var(--gray); font-size: var(--fs-lead); margin-bottom: 28px; }
.contact__info { display: flex; flex-direction: column; gap: 12px; }
.contact__info li { font-size: var(--fs-body); color: var(--ink-2); }
.contact__info b { display: inline-block; width: 78px; color: var(--blue); font-weight: 800; }
.contact__form { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 38px; box-shadow: var(--sh); }
.contact__form h3 { margin-bottom: 22px; }
.contact__form label { display: block; font-weight: 700; font-size: var(--fs-sm); color: var(--ink-2); margin-bottom: 16px; }
.contact__form input, .contact__form select, .contact__form textarea {
  width: 100%; margin-top: 7px; padding: 13px 16px; border: 1.5px solid var(--line);
  border-radius: var(--radius-sm); background: var(--bg-soft); transition: border-color .2s, background .2s; resize: vertical;
}
.contact__form input:focus, .contact__form select:focus, .contact__form textarea:focus { outline: none; border-color: var(--blue); background: #fff; }
.contact__agree { display: flex !important; align-items: center; gap: 10px; font-weight: 600 !important; }
.contact__agree input { width: auto !important; margin: 0 !important; }
.contact__submit { width: 100%; margin-top: 6px; }
.contact__msg { margin-top: 14px; text-align: center; font-weight: 700; min-height: 1.2em; }
.contact__msg.ok { color: var(--naver); }
.contact__msg.err { color: #e23; }

/* ===== FOOTER ===== */
.ft { background: var(--blue-deep); color: rgba(255,255,255,.7); padding: 56px 0 0; }
.ft__inner { display: grid; grid-template-columns: 1fr 2fr; gap: 36px; padding-bottom: 36px; }
.ft__logo { font-family: var(--f-display); font-weight: 900; font-size: 1.4rem; color: #fff; }
.ft__logo em { font-family: var(--f-stamp); font-size: .8rem; font-style: normal; letter-spacing: .12em; color: var(--blue-soft); margin-left: 6px; }
.ft__brand p { margin-top: 12px; font-size: var(--fs-sm); line-height: 1.7; }
.ft__info p { font-size: var(--fs-sm); line-height: 1.9; }
.ft__copy { margin-top: 14px; color: rgba(255,255,255,.45); }
.ft__credit { border-top: 1px solid rgba(255,255,255,.1); padding: 18px 0; text-align: center; font-size: .85rem; color: rgba(255,255,255,.5); }
.ft__credit b { color: var(--blue-soft); }

/* ===== STICKY CTA ===== */
.sticky-cta {
  position: fixed; left: 16px; right: 16px; bottom: 16px; z-index: 90;
  display: none; align-items: center; justify-content: center;
  min-height: 54px; background: var(--grad-cta); color: #fff;
  font-weight: 800; border-radius: 999px; box-shadow: var(--sh-blue);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .hero__inner { grid-template-columns: 1fr; text-align: center; padding-bottom: 50px; }
  .hero__badge, .hero h1, .hero__lead { }
  .hero__actions { justify-content: center; }
  .hero__trust { justify-content: center; }
  .hero__visual { order: -1; margin-bottom: 24px; }
  .hero__photo { width: min(300px, 72vw); }
  .why__grid { grid-template-columns: 1fr; }
  .contact__inner { grid-template-columns: 1fr; gap: 32px; }
  .ft__inner { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .problem__grid, .service__grid, .story__ba, .review__grid { grid-template-columns: 1fr; }
  .story__stats { grid-template-columns: repeat(2,1fr); }
  .sticky-cta { display: flex; }
  .contact__form { padding: 28px 22px; }
}
@media (max-width: 400px) {
  .hero__trust { gap: 18px; }
}