:root{
  --blue:#7BB8E8;
  --blue-deep:#4A8FCF;
  --blue-ink:#2E6FA8;
  --white:#FFFFFF;
  --off:#F5FAFF;
  --text:#2A3A4A;
  --sub:#7A8A9A;
  --shadow-sm:0 6px 18px rgba(42,58,74,.08);
  --shadow-md:0 14px 34px rgba(42,58,74,.12);
  --shadow-lg:0 22px 50px rgba(30,70,110,.18);
  --r-card:20px;
  --r-img:28px;
  --wrap:1080px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Pretendard Variable",Pretendard,-apple-system,BlinkMacSystemFont,system-ui,"Malgun Gothic",sans-serif;
  color:var(--text);
  background:var(--off);
  font-size:17px;
  line-height:1.65;
  letter-spacing:-.01em;
  -webkit-font-smoothing:antialiased;
  text-wrap:pretty;
}
img{display:block;max-width:100%}
ul{list-style:none;margin:0;padding:0}
a{color:var(--blue-deep);text-decoration:none}
a:hover{color:var(--blue-ink)}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:14px 30px;border-radius:999px;
  font-weight:700;font-size:16px;letter-spacing:-.02em;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease;
}
.btn--ghost{background:var(--white);color:var(--blue-ink);box-shadow:var(--shadow-sm)}
.btn--ghost:hover{color:var(--blue-ink);transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn--wait{
  background:#E4EAF0;color:#8494A4;cursor:default;
  box-shadow:inset 0 0 0 2px rgba(255,255,255,.6);
}
.btn--wait-light{background:rgba(255,255,255,.55);color:#3E6E9C;box-shadow:inset 0 0 0 2px rgba(255,255,255,.85)}

/* ---------- logo lockup ---------- */
.logo{
  display:inline-flex;flex-direction:column;align-items:center;gap:2px;
  padding:9px 20px 10px;border-radius:999px;
  background:var(--blue);
  box-shadow:inset 0 0 0 3px #fff, 0 6px 16px rgba(35,85,135,.18);
}
.logo__word{
  display:inline-flex;align-items:flex-end;gap:.12em;
  font-family:"Baloo 2",system-ui,sans-serif;font-weight:800;
  font-size:24px;line-height:1.05;letter-spacing:-.005em;color:#fff;
}
.logo__paw{
  position:relative;font-size:.38em;width:1em;height:.88em;
  margin-bottom:.32em;flex:0 0 auto;
}
.logo__paw::before{
  content:"";position:absolute;left:.09em;bottom:0;
  width:.82em;height:.5em;background:#fff;
  border-radius:50% 50% 46% 46%/64% 64% 36% 36%;
}
.logo__paw::after{
  content:"";position:absolute;top:0;left:.05em;
  width:.22em;height:.26em;border-radius:50%;background:#fff;
  box-shadow:.32em -.03em 0 0 #fff, .64em .02em 0 0 #fff;
}
.logo__tag{
  font-family:"Baloo 2",system-ui,sans-serif;font-weight:600;
  font-size:.34em;line-height:1;letter-spacing:.02em;color:rgba(255,255,255,.95);
}
.logo--lg{padding:16px 34px 18px;box-shadow:inset 0 0 0 5px #fff, 0 14px 30px rgba(30,70,110,.22)}
.logo--lg .logo__word{font-size:clamp(38px,7vw,62px)}
.logo--lg .logo__tag{font-size:clamp(13px,1.6vw,17px);letter-spacing:.06em;margin-top:2px}

/* ---------- nav ---------- */
.nav{background:var(--blue)}
.nav__inner{
  max-width:var(--wrap);margin:0 auto;padding:16px 24px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.brand{display:flex;align-items:center;gap:14px}
.brand__name{
  font-size:24px;font-weight:800;color:var(--white);letter-spacing:-.03em;
  text-shadow:0 2px 6px rgba(40,90,140,.22);
}

/* ---------- hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,#7BB8E8 0%,#8FC5EC 55%,#CFE6F8 100%);
  padding:56px 0 96px;
  text-align:center;
}
.hero__inner{
  position:relative;z-index:2;
  max-width:820px;margin:0 auto;padding:0 24px;
  animation:fadeUp .9s cubic-bezier(.2,.7,.2,1) both;
}
.hero__art{position:relative;height:300px;margin:0 auto 2px;width:min(340px,86vw)}
/* mascot — vector, stays crisp at any size */
.dog{
  position:absolute;z-index:2;left:50%;bottom:36px;
  width:272px;height:auto;margin-left:-136px;
  overflow:visible;
  animation:float 5.5s ease-in-out infinite;
}
.cloudset{position:absolute;z-index:1;left:50%;bottom:0;transform:translateX(-50%);width:112%;height:96px}
.cloudset__base,.cloudset__puff{position:absolute;background:#fff;opacity:.95}
.cloudset__base{left:0;right:0;bottom:0;height:52px;border-radius:999px}
.cloudset__puff{border-radius:50%}
.cloudset__puff--l{width:96px;height:96px;left:9%;bottom:18px}
.cloudset__puff--m{width:132px;height:132px;left:32%;bottom:20px}
.cloudset__puff--r{width:104px;height:104px;right:8%;bottom:16px}
.hero__title{
  margin:24px 0 10px;
  font-size:clamp(30px,5.4vw,50px);
  font-weight:900;line-height:1.28;letter-spacing:-.045em;
  color:var(--white);
  text-shadow:0 3px 12px rgba(35,85,135,.28);
}
.hero__sub{margin:0 0 6px;font-size:clamp(16px,2.2vw,20px);font-weight:500;color:#F3FAFF}
.hero .logo--lg{margin-top:4px}
.hero__sub{margin-bottom:28px}

/* paw decor */
.paw{position:absolute;font-size:34px;opacity:.3;filter:brightness(0) invert(1);pointer-events:none}
.paw--a{top:8%;left:6%;transform:rotate(-18deg)}
.paw--b{top:26%;right:8%;transform:rotate(14deg);font-size:26px}
.paw--c{bottom:12%;left:14%;transform:rotate(8deg);font-size:22px;opacity:.18}
.paw--d{top:10%;right:9%;font-size:30px;transform:rotate(-12deg);opacity:.2}

/* ---------- sections ---------- */
.section__title{
  margin:0 0 8px;text-align:center;
  font-size:clamp(24px,3.4vw,34px);font-weight:800;letter-spacing:-.04em;
  color:var(--blue-ink);
}
.section__sub{margin:0 0 44px;text-align:center;color:var(--sub);font-size:16px}
.section__title--light{color:var(--white);text-shadow:0 2px 10px rgba(35,85,135,.25)}
.section__sub--light{color:#EAF5FF}

.features{padding:88px 0 96px;background:var(--off)}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{
  background:var(--white);border-radius:var(--r-card);
  padding:34px 28px 32px;
  box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.card__icon{
  display:inline-flex;align-items:center;justify-content:center;
  width:64px;height:64px;border-radius:20px;
  background:#EAF4FD;font-size:32px;margin-bottom:18px;
}
.card__title{
  margin:0 0 8px;font-size:22px;font-weight:800;letter-spacing:-.03em;color:var(--blue-ink);
}
.card__title span{font-size:15px;font-weight:600;color:var(--sub);margin-left:6px}
.card__text{margin:0;color:var(--text);font-size:16px;opacity:.86}
.card--hero{
  grid-column:span 3;
  display:grid;grid-template-columns:1fr 1fr;gap:6px 40px;align-items:start;
  padding:38px 36px 36px;
  background:linear-gradient(135deg,#FFFFFF 0%,#F2F9FF 100%);
  box-shadow:0 16px 38px rgba(42,58,74,.12);
}
.card--hero .card__icon{grid-row:1;grid-column:1;margin-bottom:10px}
.card--hero .card__badge{
  grid-row:1;grid-column:2;justify-self:end;
  display:inline-flex;padding:7px 16px;border-radius:999px;
  background:var(--blue);color:#fff;font-size:13px;font-weight:700;letter-spacing:.02em;
}
.card--hero .card__title{grid-column:1;font-size:26px}
.card--hero .card__text{grid-column:1;font-size:17px}
.card--hero .chips{grid-column:2;grid-row:2/span 2;align-self:center;
  display:flex;flex-wrap:wrap;gap:8px}
.chip{
  padding:9px 15px;border-radius:999px;
  background:#EAF4FD;color:var(--blue-ink);
  font-size:14px;font-weight:600;letter-spacing:-.01em;
}

/* ---------- app preview ---------- */
.preview{
  position:relative;overflow:hidden;
  padding:88px 0 96px;
  background:linear-gradient(180deg,#8FC5EC 0%,#7BB8E8 100%);
  text-align:center;
}
.phones{
  display:grid;grid-template-columns:repeat(3,1fr);gap:28px;
  align-items:end;margin-bottom:14px;
}
.phone{
  position:relative;
  border-radius:34px;
  padding:10px;
  background:linear-gradient(180deg,#FFFFFF 0%,#EAF3FB 100%);
  box-shadow:var(--shadow-lg);
}
.phone img{
  width:100%;aspect-ratio:9/19.5;object-fit:cover;object-position:top center;
  border-radius:var(--r-img);background:var(--off);
}
.phones__hint{display:none;margin:0 0 20px;color:#EAF5FF;font-size:14px}
.preview .btn--wait{margin-top:26px}

/* ---------- craft ---------- */
.craft{background:#6BA8DC;padding:84px 0 88px}
.craft__inner{display:grid;grid-template-columns:250px 1fr;gap:48px;align-items:start}
.craft__title{
  margin:0 0 20px;font-size:clamp(24px,3vw,32px);font-weight:800;letter-spacing:-.04em;
  color:#fff;text-shadow:0 2px 10px rgba(28,64,100,.22);
}
.craft__lead{margin:0 0 16px;font-size:16px;font-weight:600;color:#F4FAFF;line-height:1.9}
.craft__text{margin:0 0 16px;font-size:15.5px;color:#EAF3FB;line-height:1.95;max-width:62ch}
.craft__text:last-child{margin-bottom:0}
.tl{position:relative;padding:6px 0 6px 22px;border-left:2px solid rgba(255,255,255,.4)}
.tl__item{position:relative;margin-bottom:26px}
.tl__item:last-child{margin-bottom:0}
.tl__dot{
  position:absolute;left:-30px;top:5px;width:14px;height:14px;border-radius:50%;
  background:#CFE6F8;box-shadow:0 0 0 4px rgba(255,255,255,.32);
}
.tl__dot--now{background:#fff}
.tl__date{margin:0;font-size:14px;font-weight:700;letter-spacing:.02em;color:#fff}
.tl__label{margin:2px 0 0;font-size:14px;color:#DCEBF8}
.craft__note{
  margin:26px 0 0;padding:16px 20px;max-width:62ch;
  border-radius:14px;background:rgba(255,255,255,.14);
  box-shadow:inset 0 0 0 1.5px rgba(255,255,255,.35);
  font-size:14.5px;line-height:1.85;color:#F1F8FF;
}

/* ---------- footer ---------- */
.foot{background:var(--off);padding:64px 0 72px;border-top:1px solid #E6EEF6}
.foot__inner{display:flex;flex-direction:column;align-items:center;gap:12px;text-align:center}
.foot__mark{margin-bottom:8px}
.foot__mail{margin:0;font-size:16px;font-weight:600}
.foot__links{display:flex;align-items:center;gap:10px;color:var(--sub);font-size:15px}
.foot__links a{color:var(--sub)}
.foot__links a:hover{color:var(--blue-deep)}
.foot__copy{margin:6px 0 0;color:var(--sub);font-size:13.5px;letter-spacing:.01em;line-height:1.7;max-width:46ch}

/* ---------- motion ---------- */
@keyframes fadeUp{
  from{opacity:0;transform:translateY(22px)}
  to{opacity:1;transform:translateY(0)}
}
@keyframes float{
  0%,100%{transform:translateY(0)}
  50%{transform:translateY(-12px)}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
  html{scroll-behavior:auto}
}

/* ---------- responsive ---------- */
@media (max-width:768px){
  body{font-size:16px}
  .features{padding:64px 0 72px}
  .preview{padding:64px 0 76px}
  .cards{grid-template-columns:1fr;gap:16px}
  .craft{padding:60px 0 64px}
  .craft__inner{grid-template-columns:1fr;gap:30px}
  .craft__side{order:2}
  .card--hero{grid-column:auto;grid-template-columns:1fr;gap:0;padding:30px 26px 28px}
  .card--hero .card__badge{grid-row:auto;grid-column:1;justify-self:start;margin-bottom:14px;order:-1}
  .card--hero .chips{grid-column:1;grid-row:auto;margin-top:18px}
  .card--hero .card__icon{grid-row:auto}
  .logo--lg{padding:13px 26px 15px;box-shadow:inset 0 0 0 4px #fff, 0 12px 24px rgba(30,70,110,.2)}
  .section__sub{margin-bottom:32px}
  .phones{
    display:flex;grid-template-columns:none;
    gap:16px;overflow-x:auto;
    scroll-snap-type:x mandatory;
    -webkit-overflow-scrolling:touch;
    padding:4px 24px 12px;margin:0 -24px 6px;
  }
  .phones::-webkit-scrollbar{display:none}
  .phone{flex:0 0 72%;scroll-snap-align:center}
  .phones__hint{display:block}
  .paw--b,.paw--c{display:none}
  .hero{padding:40px 0 72px}
  .hero__art{height:248px}
  .dog{width:228px;margin-left:-114px;bottom:30px}
}