:root {
  color-scheme: light;
  --ink: #12161d;
  --muted: #657181;
  --soft: #f3f6f7;
  --paper: #ffffff;
  --line: #d9e1e8;
  --deep: #08111d;
  --deep-2: #13263a;
  --blue: #1262c6;
  --teal: #0aa58c;
  --yellow: #f3c243;
  --red: #cf3e35;
  --violet: #5962d6;
  --radius: 8px;
  --shadow: 0 22px 70px rgba(14, 26, 42, 0.15);
  font-family: "Pretendard", "Noto Sans KR", "Malgun Gothic", system-ui, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    linear-gradient(180deg, #eef3f5 0%, #f8fafc 44%, #eef3f5 100%);
  color: var(--ink);
  line-height: 1.72;
  letter-spacing: 0;
  word-break: keep-all;
  overflow-wrap: anywhere;
}

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

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

p {
  margin-top: 0;
}

h1,
h2,
h3 {
  margin-top: 0;
  line-height: 1.16;
  letter-spacing: 0;
}

h1 {
  margin-bottom: 20px;
  font-size: 56px;
}

h2 {
  margin-bottom: 14px;
  font-size: 38px;
}

h3 {
  margin-bottom: 10px;
  font-size: 22px;
}

.wrap,
.nav-inner {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(7, 17, 31, 0.97);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(18px);
  transition: box-shadow 220ms ease, background 220ms ease;
}

.nav.is-scrolled {
  background: rgba(7, 17, 31, 0.99);
  box-shadow: 0 12px 34px rgba(2, 8, 17, 0.22);
}

.nav-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  min-width: 238px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: #fff;
  font-weight: 900;
}

.brand img {
  width: 42px;
  height: 42px;
  object-fit: contain;
}

.brand small {
  display: block;
  color: #9eb1c7;
  font-size: 12px;
  font-weight: 800;
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 4px;
  flex-wrap: wrap;
}

.nav-links a {
  padding: 9px 11px;
  border-radius: 6px;
  color: #d9e6f5;
  font-size: 15px;
  font-weight: 850;
}

.nav-links a:hover,
.nav-links a.active {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}

.nav-links a.nav-cta {
  margin-left: 6px;
  background: var(--yellow);
  color: #07111f;
  box-shadow: 0 10px 22px rgba(243, 194, 67, 0.18);
}

.nav-links a.nav-cta:hover {
  background: #ffd84d;
  color: #07111f;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: 6px;
  background: var(--blue);
  color: #fff;
  font-weight: 900;
  white-space: nowrap;
  box-shadow: 0 12px 28px rgba(18, 98, 198, 0.2);
  transition: transform 180ms ease, box-shadow 180ms ease, filter 180ms ease;
}

.button:hover {
  transform: translateY(-1px);
  filter: brightness(0.98);
  box-shadow: 0 16px 34px rgba(18, 98, 198, 0.28);
}

.button.secondary {
  background: #fff;
  border-color: #b8c8d9;
  color: var(--deep);
  box-shadow: none;
}

.button.ghost {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.36);
  color: #fff;
  box-shadow: none;
}

.sentence-lines span {
  display: block;
  text-wrap: pretty;
}

.sentence-lines span + span {
  margin-top: 0.16em;
}

.keep {
  white-space: nowrap;
  word-break: keep-all;
  overflow-wrap: normal;
}

.muted {
  color: var(--muted);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 999px;
  color: #dbeafe;
  font-size: 14px;
  font-weight: 900;
}

.eyebrow.on-light {
  color: #0f4f9a;
  border-color: #b8c8d9;
  background: #f6f9fd;
}

.hero {
  position: relative;
  color: #fff;
  background:
    radial-gradient(circle at 74% 34%, rgba(14, 165, 142, 0.22), transparent 34%),
    linear-gradient(115deg, rgba(5, 10, 17, 0.98) 0%, rgba(9, 25, 40, 0.96) 52%, rgba(17, 45, 55, 0.9) 100%),
    #07111f;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(90deg, #000 0%, transparent 78%);
  animation: gridDrift 18s linear infinite;
}

.hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 5px;
  background: linear-gradient(90deg, var(--teal), var(--yellow), var(--red), var(--blue));
}

.hero .wrap {
  position: relative;
  z-index: 1;
  min-height: min(760px, calc(100vh - 76px));
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(440px, 1.08fr);
  gap: 36px;
  align-items: center;
  padding: 58px 0 68px;
}

.brand-plate {
  width: min(440px, 100%);
  margin: 0 0 22px;
  padding: 14px 18px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
}

.lead {
  max-width: 740px;
  color: #d9e6f5;
  font-size: 19px;
}

.hero-actions,
.action-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.hero-visual {
  position: relative;
}

.product-showcase {
  position: relative;
  display: grid;
  grid-template-columns: minmax(250px, 360px) minmax(180px, 1fr);
  gap: 18px;
  align-items: center;
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.045)),
    rgba(255, 255, 255, 0.07);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.28);
  overflow: hidden;
}

.product-showcase::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(115deg, transparent 0 46%, rgba(255, 255, 255, 0.1) 50%, transparent 54% 100%);
  transform: translateX(-120%);
  animation: sheen 8s ease-in-out infinite;
}

.product-showcase::before {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 34%;
  background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.28));
  pointer-events: none;
}

.engine-showcase {
  position: relative;
  display: grid;
  gap: 18px;
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.11), rgba(255, 255, 255, 0.045)),
    rgba(255, 255, 255, 0.07);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.28);
  overflow: hidden;
}

.engine-showcase::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 50% 20%, rgba(36, 225, 191, 0.18), transparent 34%),
    linear-gradient(115deg, transparent 0 46%, rgba(255, 255, 255, 0.1) 50%, transparent 54% 100%);
  transform: translateX(-120%);
  animation: sheen 8s ease-in-out infinite;
}

.engine-diagram {
  position: relative;
  z-index: 1;
  margin: 0;
  border-radius: 8px;
  overflow: hidden;
  background: #f8fafc;
  box-shadow: 0 22px 54px rgba(0, 0, 0, 0.26);
}

.engine-diagram img {
  width: 100%;
  max-height: 430px;
  object-fit: contain;
  background: #f8fafc;
}

.engine-showcase .showcase-rail {
  position: relative;
  z-index: 1;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.security-console {
  position: relative;
  padding: 24px;
  border: 1px solid rgba(184, 200, 220, 0.28);
  border-radius: 8px;
  background:
    linear-gradient(145deg, rgba(10, 22, 35, 0.92), rgba(9, 42, 53, 0.78)),
    #07111f;
  box-shadow: 0 34px 86px rgba(0, 0, 0, 0.34);
  overflow: hidden;
}

.security-console::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 30px 30px;
  opacity: 0.58;
  animation: gridDrift 24s linear infinite;
}

.security-console::after {
  content: "";
  position: absolute;
  inset: auto 22px 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--teal), var(--yellow), transparent);
  background-size: 220% 100%;
  box-shadow: 0 0 28px rgba(10, 165, 140, 0.7);
  animation: consoleLine 3.8s ease-in-out infinite;
}

.console-head,
.console-core,
.console-matrix,
.console-flow {
  position: relative;
  z-index: 1;
}

.console-head {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 42px;
  padding-bottom: 18px;
  border-bottom: 1px solid rgba(184, 200, 220, 0.16);
  color: #d9e6f5;
  font-size: 13px;
  letter-spacing: 0;
  text-transform: uppercase;
}

.console-head strong {
  color: #fff;
  font-size: 14px;
}

.console-head span:last-child {
  margin-left: auto;
  color: #7dd3c7;
  font-weight: 800;
}

.status-light {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--teal);
  box-shadow: 0 0 18px rgba(10, 165, 140, 0.85);
  animation: statusPulse 2.2s ease-in-out infinite;
}

.console-core {
  display: grid;
  grid-template-columns: 144px minmax(0, 1fr);
  gap: 22px;
  align-items: center;
  padding: 28px 0;
}

.core-mark {
  display: grid;
  place-items: center;
  align-content: center;
  gap: 9px;
  aspect-ratio: 1;
  padding-top: 18px;
  border: 1px solid rgba(125, 211, 199, 0.52);
  border-radius: 999px;
  background:
    radial-gradient(circle, rgba(16, 185, 129, 0.3), transparent 62%),
    rgba(255, 255, 255, 0.05);
  box-shadow: inset 0 0 28px rgba(125, 211, 199, 0.16), 0 0 38px rgba(10, 165, 140, 0.22);
  animation: corePulse 5.2s ease-in-out infinite;
}

.core-mark span {
  color: #fff;
  font-size: 30px;
  font-weight: 950;
  line-height: 1;
  transform: translateY(5px);
}

.core-mark small {
  color: #a7f3d0;
  font-size: 12px;
  font-weight: 850;
  text-transform: uppercase;
}

.core-copy strong {
  display: block;
  margin-bottom: 8px;
  color: #fff;
  font-size: 24px;
}

.core-copy p {
  margin: 0;
  color: #c6d6e7;
}

.console-matrix {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.console-matrix div {
  position: relative;
  min-height: 86px;
  padding: 16px;
  border: 1px solid rgba(184, 200, 220, 0.16);
  border-radius: 8px;
  background: rgba(2, 8, 17, 0.38);
  overflow: hidden;
  animation: cardBreath 7s ease-in-out infinite;
}

.console-matrix div:nth-child(2) {
  animation-delay: 0.4s;
}

.console-matrix div:nth-child(3) {
  animation-delay: 0.8s;
}

.console-matrix div:nth-child(4) {
  animation-delay: 1.2s;
}

.console-matrix div::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(115deg, transparent 0 42%, rgba(255, 255, 255, 0.08) 50%, transparent 58% 100%);
  transform: translateX(-120%);
  animation: cardSheen 6.5s ease-in-out infinite;
}

.console-matrix div:nth-child(2)::after {
  animation-delay: 0.5s;
}

.console-matrix div:nth-child(3)::after {
  animation-delay: 1s;
}

.console-matrix div:nth-child(4)::after {
  animation-delay: 1.5s;
}

.console-matrix span {
  display: block;
  margin-bottom: 6px;
  color: #8fb6cc;
  font-size: 12px;
  font-weight: 850;
  text-transform: uppercase;
}

.console-matrix strong {
  color: #fff;
  font-size: 15px;
  line-height: 1.45;
}

.console-flow {
  display: grid;
  grid-template-columns: max-content 1fr max-content 1fr max-content 1fr max-content;
  gap: 10px;
  align-items: center;
  margin-top: 18px;
  padding: 14px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.055);
}

.console-flow span {
  color: #fff;
  font-weight: 900;
}

.console-flow i {
  height: 1px;
  background: linear-gradient(90deg, var(--teal), rgba(243, 194, 67, 0.85), var(--teal));
  background-size: 220% 100%;
  animation: flowLine 2.6s linear infinite;
}

.hero-phone {
  position: relative;
  max-width: 360px;
  margin: 0 auto;
  border: 10px solid #0f1724;
  border-radius: 30px;
  background: #0f1724;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.34);
  overflow: hidden;
}

.hero-phone::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.12), transparent 20%),
    linear-gradient(90deg, transparent, rgba(16, 185, 129, 0.08), transparent);
  mix-blend-mode: screen;
}

.hero-phone img {
  width: 100%;
  aspect-ratio: 9 / 16;
  object-fit: cover;
  object-position: top center;
}

.showcase-rail {
  display: grid;
  gap: 12px;
}

.rail-card {
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  background: rgba(7, 17, 31, 0.72);
  transform: translateX(0);
  transition: transform 220ms ease, border-color 220ms ease, background 220ms ease;
}

.rail-card:hover {
  transform: translateX(-4px);
  border-color: rgba(36, 225, 191, 0.48);
  background: rgba(9, 31, 47, 0.86);
}

.rail-card strong {
  display: block;
  margin-bottom: 4px;
  color: #fff;
}

.rail-card span {
  color: #b8c8dc;
  font-size: 14px;
}

.rail-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  margin-bottom: 10px;
  border-radius: 6px;
  object-fit: cover;
  object-position: top center;
}

.quick-strip {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1px;
  background: #d9e1e8;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.quick-strip div {
  position: relative;
  min-height: 118px;
  padding: 20px;
  background: #fff;
  overflow: hidden;
}

.quick-strip div::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--teal), var(--blue));
  transition: right 240ms ease;
}

.quick-strip div:hover::after {
  right: 0;
}

.quick-strip strong {
  display: block;
  margin-bottom: 5px;
  color: var(--deep);
}

.quick-strip span {
  color: var(--muted);
  font-size: 14px;
}

section {
  padding: 82px 0;
}

.section-head {
  max-width: 900px;
  margin-bottom: 32px;
}

.section-head p {
  color: var(--muted);
  font-size: 18px;
}

.grid {
  display: grid;
  gap: 18px;
}

.cols-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.cols-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.cols-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.panel {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
  overflow: hidden;
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}

.panel:hover {
  transform: translateY(-4px);
  border-color: #bfd0df;
  box-shadow: 0 18px 44px rgba(14, 26, 42, 0.1);
}

.panel p,
.panel li {
  color: var(--muted);
}

.panel.accent::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--teal), var(--blue));
}

.feature-number {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 16px;
  border-radius: 8px;
  background: #e8f3ff;
  color: var(--blue);
  font-weight: 900;
}

.media-row {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
  gap: 38px;
  align-items: center;
}

.media-box,
.image-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
}

.image-card img {
  width: 100%;
  border-radius: 6px;
  object-fit: cover;
}

.image-card img[src*="deletion-engine"],
.image-card img[src*="standards"],
.image-card img[src*="certification"] {
  object-fit: contain;
  background: #f8fafc;
}

.engine-media {
  display: grid;
  gap: 16px;
}

.certification-card {
  background: rgba(255, 255, 255, 0.96);
}

.certification-card img {
  max-height: 240px;
}

.phone-gallery {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  align-items: start;
}

.phone-gallery img {
  width: 100%;
  aspect-ratio: 9 / 16;
  object-fit: cover;
  border: 8px solid #111827;
  border-radius: 24px;
  background: #111827;
  box-shadow: 0 18px 44px rgba(15, 23, 42, 0.18);
}

.phone-gallery img:nth-child(2) {
  margin-top: 38px;
}

.dark {
  background: #07111f;
  color: #fff;
}

.trust {
  background:
    linear-gradient(180deg, #f7fafc 0%, #eef5f5 100%);
}

.trust-cards {
  align-items: stretch;
}

.dark .section-head p,
.dark .panel p,
.dark .panel li,
.dark .muted {
  color: #b8c8dc;
}

.dark .panel {
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(255, 255, 255, 0.15);
}

.highlight {
  background: #fff;
}

.soft {
  background: var(--soft);
}

.timeline {
  display: grid;
  gap: 14px;
}

.timeline-row {
  display: grid;
  grid-template-columns: 132px minmax(0, 1fr);
  gap: 18px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.timeline-row strong {
  color: var(--blue);
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.stat {
  padding: 25px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.stat strong {
  display: block;
  margin-bottom: 9px;
  color: var(--blue);
  font-size: 38px;
  line-height: 1;
}

.stat span {
  color: var(--muted);
  font-weight: 800;
}

.page-hero {
  position: relative;
  color: #fff;
  background:
    linear-gradient(104deg, rgba(7, 17, 31, 0.98), rgba(12, 35, 52, 0.9)),
    url("assets/brand-wide-real.png") right 10% center / min(36vw, 460px) auto no-repeat,
    #07111f;
  overflow: hidden;
}

.page-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--teal), var(--yellow), var(--blue));
}

.page-hero .wrap {
  position: relative;
  z-index: 1;
  padding: 78px 0;
}

.page-hero p {
  max-width: 820px;
  color: #d9e6f5;
  font-size: 18px;
}

.badge-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.badge {
  display: inline-flex;
  min-height: 32px;
  align-items: center;
  padding: 0 10px;
  border-radius: 999px;
  background: #e8f3ff;
  color: #0f4f9a;
  font-size: 13px;
  font-weight: 900;
}

.dark .badge {
  background: rgba(255, 255, 255, 0.12);
  color: #dbeafe;
}

.notice {
  margin-top: 22px;
  padding: 17px 18px;
  border-left: 4px solid var(--yellow);
  border-radius: 6px;
  background: #fff8df;
  color: #664600;
}

.warning {
  border-left-color: var(--red);
  background: #fff1ef;
  color: #711c12;
}

.migration {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.94), rgba(255, 255, 255, 0.84)),
    radial-gradient(circle at 80% 20%, rgba(10, 165, 140, 0.18), transparent 34%),
    #fff;
}

.motion-band {
  position: relative;
  overflow: hidden;
}

.motion-band::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(120deg, transparent 0 34%, rgba(18, 98, 198, 0.06) 34% 36%, transparent 36% 100%);
  background-size: 280px 100%;
  animation: bandMove 12s linear infinite;
}

.process {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  counter-reset: step;
}

.process .panel {
  min-height: 190px;
}

.process .panel::after {
  counter-increment: step;
  content: "0" counter(step);
  position: absolute;
  right: 18px;
  bottom: 12px;
  color: rgba(18, 98, 198, 0.12);
  font-size: 58px;
  font-weight: 900;
  line-height: 1;
}

.faq-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
}

.faq-item h3 {
  font-size: 19px;
}

.legal {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 38px;
}

.legal h2 {
  margin-top: 34px;
  font-size: 26px;
}

.legal h2:first-child {
  margin-top: 0;
}

.mini-table {
  width: 100%;
  border-collapse: collapse;
  margin: 18px 0 24px;
  background: #fff;
}

.mini-table th,
.mini-table td {
  border: 1px solid var(--line);
  padding: 12px;
  text-align: left;
}

.mini-table th {
  background: #eef3f8;
}

.footer {
  background: #07111f;
  color: #dbeafe;
  padding: 46px 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 0.8fr 0.9fr;
  gap: 30px;
}

.footer p,
.footer li {
  color: #b8c8dc;
}

.footer ul {
  list-style: none;
  padding: 0;
  margin: 12px 0 0;
}

.footer li + li {
  margin-top: 8px;
}

.footer a {
  color: #dbeafe;
}

.copyright {
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  color: #92a2b8;
  font-size: 14px;
  text-align: center;
}

.language-switch {
  display: flex;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 24px;
}

.language-switch a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 38px;
  padding: 0 13px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  color: #d9e6f5;
  font-weight: 850;
  font-size: 13px;
  background: rgba(255, 255, 255, 0.055);
}

.language-switch a.active,
.language-switch a:hover {
  border-color: rgba(243, 194, 67, 0.58);
  background: rgba(243, 194, 67, 0.14);
  color: #fff;
}

.flag {
  font-size: 17px;
  line-height: 1;
}

.floating-actions {
  position: fixed;
  right: 18px;
  bottom: 22px;
  z-index: 80;
  display: grid;
  gap: 10px;
}

.float-btn {
  width: 74px;
  min-height: 64px;
  display: grid;
  place-items: center;
  gap: 2px;
  padding: 8px;
  border: 1px solid rgba(12, 17, 27, 0.1);
  border-radius: 8px;
  background: #fff;
  color: var(--deep);
  box-shadow: 0 16px 36px rgba(12, 17, 27, 0.18);
  font-size: 12px;
  font-weight: 900;
  line-height: 1.1;
}

.float-btn img {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  object-fit: cover;
  object-position: left center;
}

.float-btn span {
  white-space: nowrap;
}

.float-btn.kakao-float {
  background: #fee500;
  color: #241c00;
}

.float-btn.top-float {
  background: #07111f;
  color: #fff;
  font-size: 20px;
}

.float-btn.top-float span {
  font-size: 11px;
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 620ms ease, transform 620ms ease;
}

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

@keyframes sheen {
  0% {
    transform: translateX(-120%);
    opacity: 0;
  }
  18%,
  40% {
    opacity: 1;
  }
  56%,
  100% {
    transform: translateX(120%);
    opacity: 0;
  }
}

@keyframes statusPulse {
  0%,
  100% {
    opacity: 0.72;
    transform: scale(1);
  }
  50% {
    opacity: 1;
    transform: scale(1.28);
  }
}

@keyframes corePulse {
  0%,
  100% {
    box-shadow: inset 0 0 28px rgba(125, 211, 199, 0.16), 0 0 30px rgba(10, 165, 140, 0.18);
  }
  50% {
    box-shadow: inset 0 0 34px rgba(125, 211, 199, 0.24), 0 0 54px rgba(10, 165, 140, 0.34);
  }
}

@keyframes cardBreath {
  0%,
  100% {
    border-color: rgba(184, 200, 220, 0.16);
    background-color: rgba(2, 8, 17, 0.38);
  }
  50% {
    border-color: rgba(125, 211, 199, 0.28);
    background-color: rgba(5, 28, 39, 0.52);
  }
}

@keyframes cardSheen {
  0%,
  48% {
    transform: translateX(-120%);
    opacity: 0;
  }
  62% {
    opacity: 1;
  }
  82%,
  100% {
    transform: translateX(120%);
    opacity: 0;
  }
}

@keyframes flowLine {
  from {
    background-position-x: 0;
  }
  to {
    background-position-x: 220%;
  }
}

@keyframes consoleLine {
  0%,
  100% {
    background-position-x: 0;
    opacity: 0.58;
  }
  50% {
    background-position-x: 180%;
    opacity: 1;
  }
}

@keyframes gridDrift {
  from {
    background-position: 0 0, 0 0;
  }
  to {
    background-position: 84px 42px, 84px 42px;
  }
}

@keyframes bandMove {
  from {
    background-position-x: 0;
  }
  to {
    background-position-x: 560px;
  }
}

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

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }
}

@media (max-width: 1100px) {
  h1 {
    font-size: 46px;
  }

  h2 {
    font-size: 32px;
  }

  .hero .wrap,
  .media-row {
    grid-template-columns: 1fr;
  }

  .quick-strip,
  .process,
  .cols-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .cols-2,
  .cols-3,
  .stats,
  .footer-grid,
  .console-matrix,
  .engine-showcase .showcase-rail {
    grid-template-columns: 1fr;
  }

  .nav-inner {
    align-items: flex-start;
    flex-direction: column;
    padding: 14px 0;
  }

  .nav-links {
    width: 100%;
    justify-content: flex-start;
  }

  .nav-links a.nav-cta {
    margin-left: 0;
  }

  .page-hero {
    background:
      linear-gradient(104deg, rgba(7, 17, 31, 0.98), rgba(12, 35, 52, 0.9)),
      #07111f;
  }

  .phone-gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  .wrap,
  .nav-inner {
    width: min(100% - 24px, 1180px);
  }

  h1 {
    font-size: 34px;
  }

  h2 {
    font-size: 27px;
  }

  .nav-links {
    gap: 6px;
  }

  .nav-links a {
    padding: 8px 9px;
    font-size: 14px;
  }

  .nav-links a.nav-cta {
    min-height: 38px;
  }

  section {
    padding: 58px 0;
  }

  .hero .wrap {
    min-height: auto;
    padding: 52px 0 70px;
  }

  .brand {
    min-width: 0;
  }

  .brand-plate {
    padding: 10px;
  }

  .product-showcase,
  .engine-showcase {
    grid-template-columns: 1fr;
    padding: 16px;
  }

  .security-console {
    padding: 18px;
  }

  .console-core,
  .console-flow {
    grid-template-columns: 1fr;
  }

  .console-flow i {
    width: 1px;
    height: 18px;
    margin-left: 8px;
  }

  .quick-strip,
  .process,
  .cols-4,
  .phone-gallery {
    grid-template-columns: 1fr;
  }

  .phone-gallery img:nth-child(2) {
    margin-top: 0;
  }

  .panel,
  .legal {
    padding: 20px;
  }

  .timeline-row {
    grid-template-columns: 1fr;
  }

  .floating-actions {
    right: 12px;
    bottom: 14px;
  }

  .float-btn {
    width: 64px;
    min-height: 58px;
  }
}