:root {
  --bg: #dff3f6;
  --bg-deep: #c5e8ee;
  --ink: #063540;
  --ink-soft: #3a5f6a;
  --line: rgba(6, 53, 64, 0.12);
  --accent: #118a98;
  --accent-deep: #0a5f6c;
  --foam: #eefbff;
  --sea: #7fd4de;
  --surface: rgba(255, 255, 255, 0.55);
  --surface-strong: rgba(255, 255, 255, 0.85);
  --shadow: 0 24px 60px rgba(6, 60, 72, 0.14);
  --radius: 18px;
  --font-display: "Outfit", "Noto Sans KR", sans-serif;
  --font-body: "Noto Sans KR", "Outfit", sans-serif;
  --header-h: 72px;
  --max: 1120px;
  --spot-x: 70%;
  --spot-y: 20%;
  --page-pad: clamp(1rem, 4vw, 2.5rem);
  --safe-t: env(safe-area-inset-top, 0px);
  --safe-r: env(safe-area-inset-right, 0px);
  --safe-b: env(safe-area-inset-bottom, 0px);
  --safe-l: env(safe-area-inset-left, 0px);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  background:
    radial-gradient(1000px 640px at 88% -8%, rgba(90, 210, 220, 0.38), transparent 55%),
    radial-gradient(820px 560px at -8% 18%, rgba(160, 220, 210, 0.42), transparent 52%),
    radial-gradient(700px 420px at 50% 110%, rgba(10, 95, 108, 0.12), transparent 60%),
    linear-gradient(180deg, #eaf8fa 0%, var(--bg) 42%, var(--bg-deep) 100%);
  overflow-x: hidden;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body.is-nav-open {
  overflow: hidden;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  color: inherit;
}

ul,
dl {
  margin: 0;
  padding: 0;
  list-style: none;
}

h1,
h2,
h3,
p {
  margin: 0;
}

.ambient {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}

.ambient__glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(40px);
  opacity: 0.55;
  animation: drift 14s ease-in-out infinite;
}

.ambient__glow--a {
  width: 420px;
  height: 420px;
  top: 8%;
  right: -80px;
  background: rgba(64, 190, 200, 0.38);
}

.ambient__glow--b {
  width: 360px;
  height: 360px;
  bottom: 18%;
  left: -100px;
  background: rgba(120, 200, 190, 0.32);
  animation-delay: -5s;
}

.ambient__glow--c {
  width: 280px;
  height: 280px;
  top: 42%;
  left: 42%;
  background: rgba(180, 235, 240, 0.35);
  animation-delay: -9s;
}

.ambient__spot {
  position: absolute;
  width: 520px;
  height: 520px;
  left: var(--spot-x);
  top: var(--spot-y);
  translate: -50% -50%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(90, 210, 220, 0.3), transparent 68%);
  transition: opacity 0.4s ease;
  opacity: 0.85;
  will-change: left, top;
}

.ambient__caustic {
  position: absolute;
  inset: 0;
  opacity: 0.35;
  background:
    radial-gradient(ellipse 40% 20% at 20% 30%, rgba(255, 255, 255, 0.35), transparent 60%),
    radial-gradient(ellipse 30% 18% at 70% 55%, rgba(255, 255, 255, 0.22), transparent 65%),
    radial-gradient(ellipse 35% 16% at 45% 75%, rgba(255, 255, 255, 0.18), transparent 70%);
  animation: caustic 12s ease-in-out infinite;
  mix-blend-mode: soft-light;
}

.ambient__waves {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: min(28vh, 240px);
}

.wave {
  animation: tide 10s ease-in-out infinite;
}

.wave--back {
  fill: rgba(17, 138, 152, 0.1);
}

.wave--mid {
  fill: rgba(10, 95, 108, 0.12);
  animation-duration: 8s;
  animation-delay: -2s;
}

.wave--front {
  fill: rgba(6, 53, 64, 0.1);
  animation-duration: 7s;
  animation-delay: -4s;
}

@keyframes drift {
  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }
  50% {
    transform: translate(-18px, 22px) scale(1.05);
  }
}

@keyframes caustic {
  0%,
  100% {
    transform: translate(0, 0) scale(1);
    opacity: 0.28;
  }
  50% {
    transform: translate(-12px, 8px) scale(1.04);
    opacity: 0.4;
  }
}

@keyframes tide {
  0%,
  100% {
    transform: translateX(0);
  }
  50% {
    transform: translateX(-2.5%);
  }
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  height: calc(var(--header-h) + var(--safe-t));
  padding:
    var(--safe-t)
    calc(var(--page-pad) + var(--safe-r))
    0
    calc(var(--page-pad) + var(--safe-l));
  backdrop-filter: blur(14px);
  background: rgba(223, 243, 246, 0.75);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s ease, background 0.25s ease;
}

.site-header.is-scrolled {
  border-bottom-color: var(--line);
  background: rgba(234, 248, 250, 0.88);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand__mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  color: #dff8fb;
  background:
    radial-gradient(circle at 30% 28%, rgba(255, 255, 255, 0.35), transparent 42%),
    linear-gradient(145deg, #2db6c4, #0a5f6c);
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.22),
    0 8px 18px rgba(10, 95, 108, 0.2);
  transition: transform 0.35s ease;
  overflow: hidden;
}

.brand__mark svg {
  width: 22px;
  height: 22px;
  transform: translate(1px, 1px) rotate(-8deg);
}

.brand__mark--sm {
  width: 28px;
  height: 28px;
  color: var(--accent-deep);
  background: transparent;
  box-shadow: none;
}

.brand__mark--sm svg {
  width: 24px;
  height: 24px;
  color: var(--accent-deep);
}

.brand:hover .brand__mark {
  transform: translateY(-2px) rotate(-6deg) scale(1.05);
}

.brand__text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.brand__ko {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: -0.02em;
}

.brand__en {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--ink-soft);
  letter-spacing: 0.04em;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.lang {
  display: inline-flex;
  align-items: center;
  gap: 0.15rem;
  padding: 0.2rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.45);
}

.lang__link {
  min-width: 36px;
  min-height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  transition: background 0.2s ease, color 0.2s ease;
}

.lang__link:hover {
  color: var(--ink);
}

.lang__link.is-active {
  background: var(--ink);
  color: #f4fcfd;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--ink-soft);
  transition: color 0.2s ease;
}

.nav a:hover {
  color: var(--ink);
}

.nav__cta {
  padding: 0.55rem 1rem;
  border-radius: 10px;
  background: var(--ink);
  color: #f4fafb !important;
}

.nav__cta:hover {
  background: var(--accent-deep);
  color: #fff !important;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface-strong);
  padding: 0;
  cursor: pointer;
  flex-shrink: 0;
  -webkit-tap-highlight-color: transparent;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 5px auto;
  background: var(--ink);
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.nav-toggle[aria-expanded="true"] span:first-child {
  transform: translateY(3.5px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:last-child {
  transform: translateY(-3.5px) rotate(-45deg);
}

main {
  width: min(100% - (var(--page-pad) * 2), var(--max));
  margin: 0 auto;
  padding-left: var(--safe-l);
  padding-right: var(--safe-r);
}

.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: clamp(2rem, 5vw, 4rem);
  min-height: calc(100svh - var(--header-h) - var(--safe-t));
  min-height: calc(100dvh - var(--header-h) - var(--safe-t));
  padding: clamp(1.5rem, 5vw, 4rem) 0;
  perspective: 1200px;
}

.hero__brand {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--accent);
  margin-bottom: 0.75rem;
  opacity: 0;
  animation: rise 0.8s ease forwards;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5.2vw, 4.2rem);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -0.04em;
  margin-bottom: 1.1rem;
  opacity: 0;
  animation: rise 0.8s ease 0.1s forwards;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.15em 0.3em;
}

.hero__swap {
  position: relative;
  display: inline-grid;
  min-width: 3.4em;
  color: var(--accent-deep);
  overflow: hidden;
  vertical-align: baseline;
}

html[lang="en"] .hero__swap {
  min-width: 4.6em;
}

.hero__swap-item {
  grid-area: 1 / 1;
  opacity: 0;
  transform: translateY(110%);
  transition:
    opacity 0.45s ease,
    transform 0.55s cubic-bezier(0.22, 1, 0.36, 1);
}

.hero__swap-item.is-active {
  opacity: 1;
  transform: translateY(0);
}

.hero__swap-item.is-exit {
  opacity: 0;
  transform: translateY(-110%);
}

.hero__lead {
  max-width: 28rem;
  color: var(--ink-soft);
  font-size: 1.05rem;
  margin-bottom: 1.75rem;
  opacity: 0;
  animation: rise 0.8s ease 0.2s forwards;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  opacity: 0;
  animation: rise 0.8s ease 0.3s forwards;
}

.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.75rem 1.25rem;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.95rem;
  transition:
    transform 0.2s ease,
    background 0.2s ease,
    color 0.2s ease,
    box-shadow 0.2s ease;
  will-change: transform;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

.btn--primary {
  background: var(--accent);
  color: #f7fcfc;
  overflow: hidden;
}

.btn--primary span {
  position: relative;
  z-index: 1;
}

.btn--primary:hover {
  background: var(--accent-deep);
  box-shadow: 0 12px 28px rgba(15, 122, 134, 0.28);
}

.btn--ghost {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--ink);
}

.btn--ghost:hover {
  background: var(--surface-strong);
  transform: translateY(-1px);
}

.hero__visual {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 460px;
  opacity: 0;
  animation: rise 1s ease 0.25s forwards;
}

.sea {
  position: absolute;
  inset: 8% 4% 14%;
  border-radius: 48% 52% 46% 54% / 48% 44% 56% 52%;
  background:
    radial-gradient(circle at 50% 35%, rgba(190, 240, 245, 0.55), transparent 45%),
    linear-gradient(180deg, rgba(127, 212, 222, 0.35), rgba(10, 95, 108, 0.18));
  overflow: hidden;
}

.sea__ripple {
  position: absolute;
  left: 50%;
  top: 48%;
  width: 70%;
  aspect-ratio: 1;
  border: 1px solid rgba(10, 95, 108, 0.18);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  animation: ripple 5.5s ease-out infinite;
}

.sea__ripple--b {
  width: 48%;
  animation-delay: 1.6s;
}

.sea__bubble {
  position: absolute;
  bottom: 12%;
  left: var(--x);
  width: var(--s);
  height: var(--s);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.55);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.4);
  animation: bubble 7s ease-in-out infinite;
  animation-delay: var(--d);
}

.sea__dolphin {
  position: absolute;
  width: min(88%, 360px);
  left: 28%;
  top: 36%;
  transform: translate(-50%, -50%);
  opacity: 0.9;
  z-index: 0;
  animation: swim 7s ease-in-out infinite;
  filter: drop-shadow(0 16px 24px rgba(10, 95, 108, 0.22));
}

@keyframes swim {
  0%,
  100% {
    transform: translate(-54%, -48%) rotate(-6deg);
  }
  50% {
    transform: translate(-44%, -56%) rotate(4deg);
  }
}

.phone {
  position: relative;
  z-index: 2;
  border: 0;
  padding: 0;
  background: transparent;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.hero__hint {
  position: absolute;
  bottom: 0.35rem;
  font-size: 0.82rem;
  color: var(--ink-soft);
  letter-spacing: -0.01em;
  opacity: 0.8;
  animation: pulse-hint 2.4s ease-in-out infinite;
}

.phone__bezel {
  width: min(230px, 58vw);
  aspect-ratio: 9 / 19;
  padding: 12px;
  border-radius: 36px;
  background: linear-gradient(160deg, #163940, #0c2a32 60%, #1a4a52);
  box-shadow: var(--shadow);
  transform-style: preserve-3d;
  transition: transform 0.15s ease-out, box-shadow 0.3s ease;
  will-change: transform;
}

.phone:hover .phone__bezel,
.phone:focus-visible .phone__bezel {
  box-shadow: 0 28px 70px rgba(10, 60, 70, 0.2);
}

.phone:active .phone__bezel {
  transform: scale(0.98);
}

.phone__notch {
  position: absolute;
  top: 18px;
  left: 50%;
  width: 38%;
  height: 10px;
  transform: translateX(-50%);
  border-radius: 999px;
  background: #0a1f24;
  z-index: 2;
}

.phone__screen {
  position: relative;
  height: 100%;
  border-radius: 26px;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(180, 235, 230, 0.35), transparent 40%),
    linear-gradient(160deg, #eef9f8, #d7ecec);
}

.phone__slides {
  position: relative;
  height: calc(100% - 28px);
}

.phone__slide {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  padding: 2rem 0.95rem 0.75rem;
  opacity: 0;
  transform: translateX(18%) scale(0.98);
  pointer-events: none;
  transition:
    opacity 0.4s ease,
    transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

.phone__slide.is-active {
  opacity: 1;
  transform: translateX(0) scale(1);
  pointer-events: auto;
}

.phone__slide.is-exit {
  opacity: 0;
  transform: translateX(-14%) scale(0.98);
}

.phone__dots {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 10px;
  display: flex;
  justify-content: center;
  gap: 6px;
}

.phone__dots span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(12, 42, 50, 0.22);
  transition: width 0.25s ease, background 0.25s ease;
}

.phone__dots span.is-active {
  width: 16px;
  border-radius: 999px;
  background: var(--accent);
}

.ui-status {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-display);
  font-size: 0.68rem;
  font-weight: 600;
  color: rgba(12, 42, 50, 0.55);
}

.ui-dots {
  width: 28px;
  height: 6px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(12, 42, 50, 0.2), rgba(12, 42, 50, 0.35));
}

.ui-eyebrow {
  margin-top: 0.35rem;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent);
}

.ui-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.ui-hero-block {
  flex: 1.4;
  min-height: 70px;
  border-radius: 16px;
  background:
    linear-gradient(135deg, rgba(17, 138, 152, 0.28), rgba(255, 255, 255, 0.7));
  border: 1px solid rgba(12, 42, 50, 0.06);
}

.ui-hero-block--sea {
  background:
    radial-gradient(circle at 70% 30%, rgba(255, 255, 255, 0.45), transparent 40%),
    linear-gradient(160deg, #7fd4de 0%, #118a98 48%, #0a5f6c 100%);
  position: relative;
  overflow: hidden;
}

.ui-hero-block--sea::after {
  content: "";
  position: absolute;
  width: 54px;
  height: 28px;
  right: 14px;
  bottom: 16px;
  border-radius: 50% 50% 40% 60%;
  background: rgba(238, 251, 255, 0.55);
  transform: rotate(-18deg);
  box-shadow: -18px 4px 0 -6px rgba(238, 251, 255, 0.28);
}

.ui-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.45rem;
}

.ui-chip {
  min-height: 42px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid rgba(12, 42, 50, 0.06);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--ink-soft);
}

.ui-cta {
  min-height: 38px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: rgba(15, 122, 134, 0.9);
  color: #f7fcfc;
  font-size: 0.78rem;
  font-weight: 600;
}

.ui-bars {
  flex: 1.5;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  align-items: end;
  gap: 0.35rem;
  padding: 0.4rem 0.15rem;
}

.ui-bars span {
  display: block;
  height: var(--h);
  border-radius: 8px 8px 4px 4px;
  background: linear-gradient(180deg, #3db8c2, #0f7a86);
  transform-origin: bottom;
  animation: bar-grow 0.7s ease both;
}

.phone__slide:not(.is-active) .ui-bars span {
  animation: none;
}

.ui-stat {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 0.75rem;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(12, 42, 50, 0.06);
}

.ui-stat strong {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--accent-deep);
}

.ui-stat span {
  font-size: 0.72rem;
  color: var(--ink-soft);
}

.ui-list {
  display: grid;
  gap: 0.5rem;
  margin-top: 0.25rem;
}

.ui-list-item {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 0.55rem;
  align-items: center;
  padding: 0.55rem;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(12, 42, 50, 0.06);
}

.ui-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: linear-gradient(145deg, #7fd0d7, #0f7a86);
}

.ui-lines {
  display: grid;
  gap: 0.35rem;
}

.ui-lines i {
  display: block;
  height: 7px;
  border-radius: 999px;
  background: rgba(12, 42, 50, 0.14);
}

.ui-lines i:first-child {
  width: 78%;
}

.ui-lines i:last-child {
  width: 52%;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes ripple {
  0% {
    transform: translate(-50%, -50%) scale(0.72);
    opacity: 0.55;
  }
  100% {
    transform: translate(-50%, -50%) scale(1.18);
    opacity: 0;
  }
}

@keyframes bubble {
  0% {
    transform: translateY(0) scale(1);
    opacity: 0;
  }
  15% {
    opacity: 0.7;
  }
  100% {
    transform: translateY(-160px) scale(0.7);
    opacity: 0;
  }
}

@keyframes pulse-hint {
  0%,
  100% {
    opacity: 0.45;
  }
  50% {
    opacity: 0.9;
  }
}

@keyframes bar-grow {
  from {
    transform: scaleY(0.2);
    opacity: 0.4;
  }
  to {
    transform: scaleY(1);
    opacity: 1;
  }
}

.section {
  padding: clamp(4rem, 10vw, 6.5rem) 0;
  border-top: 1px solid var(--line);
}

.section__head {
  max-width: 36rem;
  margin-bottom: clamp(2rem, 4vw, 2.75rem);
}

.section__head h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  letter-spacing: -0.03em;
  margin-bottom: 0.6rem;
}

.section__head p {
  color: var(--ink-soft);
}

.service-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.service-item {
  position: relative;
  padding: 1.5rem 0 1.5rem;
  border-top: 1px solid var(--line);
  transition: transform 0.35s ease;
}

.service-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: -1px;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.service-item:hover {
  transform: translateY(-4px);
}

.service-item:hover::before {
  width: 100%;
}

.service-item__index {
  display: block;
  margin-bottom: 0.7rem;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--accent);
}

.service-item h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  letter-spacing: -0.02em;
  margin-bottom: 0.55rem;
}

.service-item p {
  color: var(--ink-soft);
  font-size: 0.98rem;
}

.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: start;
}

.about-story {
  display: grid;
  gap: 1rem;
}

.about-lead {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2.5vw, 1.85rem);
  font-weight: 600;
  line-height: 1.45;
  letter-spacing: -0.02em;
}

.about-body {
  color: var(--ink-soft);
  max-width: 34rem;
}

.about-meta {
  display: grid;
  gap: 1rem;
  padding: 1.25rem 0;
}

.about-meta div {
  display: grid;
  gap: 0.2rem;
  padding-bottom: 0.9rem;
  border-bottom: 1px solid var(--line);
}

.about-meta dt {
  font-size: 0.8rem;
  color: var(--ink-soft);
}

.about-meta dd {
  font-weight: 600;
}

.work-list {
  display: grid;
  gap: 1rem;
}

.work-item {
  padding: 1.75rem 0;
  border-top: 1px solid var(--line);
  transition: padding-left 0.3s ease;
}

.work-item:hover {
  padding-left: 0.5rem;
}

.work-item__label {
  display: inline-block;
  margin-bottom: 0.55rem;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
}

.work-item h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  margin-bottom: 0.4rem;
}

.work-item p {
  color: var(--ink-soft);
}

.section--contact .contact-block {
  padding: 0.5rem 0 0;
}

.contact-link {
  display: inline-block;
  max-width: 100%;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 4vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--accent-deep);
  border-bottom: 2px solid rgba(15, 122, 134, 0.25);
  transition: color 0.2s ease, border-color 0.2s ease, letter-spacing 0.25s ease;
  word-break: break-all;
  overflow-wrap: anywhere;
}

.contact-link:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
  letter-spacing: -0.01em;
}

.contact-address {
  margin-top: 1.1rem;
  font-style: normal;
  color: var(--ink-soft);
  font-size: 0.98rem;
  line-height: 1.7;
  max-width: 28rem;
}

.site-footer a {
  color: var(--ink-soft);
  transition: color 0.2s ease;
}

.site-footer a:hover {
  color: var(--accent-deep);
}

.site-footer {
  width: min(100% - (var(--page-pad) * 2), var(--max));
  margin: 0 auto;
  padding:
    2rem
    var(--safe-r)
    calc(2.75rem + var(--safe-b))
    var(--safe-l);
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.site-footer__brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.site-footer__brand > div {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.site-footer__brand .brand__ko {
  color: var(--ink);
}

[data-reveal-item] {
  opacity: 0;
  transform: translateY(22px);
  transition:
    opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

[data-reveal].is-visible [data-reveal-item] {
  opacity: 1;
  transform: translateY(0);
}

[data-reveal].is-visible [data-reveal-item]:nth-child(2) {
  transition-delay: 0.08s;
}

[data-reveal].is-visible [data-reveal-item]:nth-child(3) {
  transition-delay: 0.16s;
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    gap: 1.75rem;
    padding: 1.5rem 0 2.5rem;
  }

  .hero__visual {
    min-height: 320px;
    order: 0;
  }

  .service-list,
  .about-grid {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 3.5rem 0;
  }
}

@media (max-width: 720px) {
  :root {
    --header-h: 64px;
    --page-pad: 1.15rem;
  }

  .ambient__glow {
    filter: blur(28px);
    opacity: 0.4;
    animation: none;
  }

  .ambient__spot,
  .ambient__caustic {
    display: none;
  }

  .ambient__waves {
    height: 18vh;
  }

  .wave {
    animation: none;
  }

  .site-header {
    backdrop-filter: blur(10px);
  }

  .header-actions {
    gap: 0.65rem;
  }

  .lang {
    order: 0;
  }

  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .nav {
    position: fixed;
    top: calc(var(--header-h) + var(--safe-t));
    left: 0;
    right: 0;
    z-index: 25;
    display: none;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 0;
    width: 100%;
    height: calc(100svh - var(--header-h) - var(--safe-t));
    height: calc(100dvh - var(--header-h) - var(--safe-t));
    padding:
      0.75rem
      calc(var(--page-pad) + var(--safe-r))
      calc(1.5rem + var(--safe-b))
      calc(var(--page-pad) + var(--safe-l));
    background: #eaf8fa;
    border-bottom: none;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }

  .nav.is-open {
    display: flex;
  }

  .nav a {
    min-height: 52px;
    display: flex;
    align-items: center;
    padding: 0.85rem 0.15rem;
    border-bottom: 1px solid var(--line);
    font-size: 1.05rem;
  }

  .nav__cta {
    margin-top: 1rem;
    justify-content: center;
    border-bottom: none !important;
    min-height: 52px;
  }

  .hero {
    padding: 1.1rem 0 2rem;
    gap: 1.35rem;
  }

  .hero__brand {
    font-size: 1.25rem;
    margin-bottom: 0.45rem;
  }

  .hero__title {
    font-size: clamp(1.85rem, 8.4vw, 2.45rem);
    margin-bottom: 0.85rem;
  }

  .hero__lead {
    font-size: 0.98rem;
    margin-bottom: 1.25rem;
  }

  .hero__actions {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.65rem;
    width: 100%;
  }

  .hero__actions .btn {
    width: 100%;
  }

  .hero__visual {
    min-height: 280px;
    margin-top: 0.25rem;
  }

  .sea {
    inset: 10% 2% 18%;
  }

  .sea__dolphin {
    width: min(78%, 260px);
    left: 30%;
    top: 34%;
    opacity: 0.75;
  }

  .phone__bezel {
    width: min(168px, 46vw);
  }

  .hero__hint {
    position: static;
    margin-top: 0.85rem;
    text-align: center;
    animation: none;
    opacity: 0.7;
  }

  .section {
    padding: 3rem 0;
  }

  .section__head {
    margin-bottom: 1.5rem;
  }

  .section__head h2 {
    font-size: 1.65rem;
  }

  .service-item {
    padding: 1.25rem 0;
  }

  .service-item:hover {
    transform: none;
  }

  .about-lead {
    font-size: 1.2rem;
  }

  .work-item:hover {
    padding-left: 0;
  }

  .site-footer {
    flex-direction: column;
    gap: 0.65rem;
  }
}

@media (max-width: 380px) {
  .hero__title {
    font-size: 1.7rem;
  }

  .phone__bezel {
    width: min(150px, 48vw);
  }

  .hero__visual {
    min-height: 250px;
  }

  .contact-link {
    font-size: 1.1rem;
  }
}

@media (max-width: 900px) and (max-height: 740px) {
  .hero__visual {
    min-height: 240px;
  }

  .phone__bezel {
    width: min(150px, 40vw);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  .hero__brand,
  .hero__title,
  .hero__lead,
  .hero__actions,
  .hero__visual,
  [data-reveal-item] {
    opacity: 1;
    transform: none;
  }

  .sea__dolphin {
    transform: translate(-50%, -50%);
  }

  .hero__swap-item {
    position: absolute;
  }

  .hero__swap-item.is-active {
    position: relative;
  }
}