:root {
  color-scheme: light;
  --brand: #6657e8;
  --brand-strong: #5041d4;
  --brand-soft: #f0edff;
  --violet-2: #8b7cf6;
  --pink: #ff5f8f;
  --pink-soft: #fff0f5;
  --blue: #3979ed;
  --blue-soft: #edf4ff;
  --green: #159a67;
  --green-soft: #eaf9f3;
  --yellow: #c88900;
  --yellow-soft: #fff7df;
  --background: #f7f9fc;
  --surface: #ffffff;
  --surface-2: #f2f5fa;
  --ink: #172033;
  --muted: #5d6b82;
  --line: #dfe6f0;
  --shadow: 0 18px 50px rgba(37, 48, 80, 0.09);
  --radius: 22px;
  --radius-small: 15px;
  --content-width: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-family: Inter, Pretendard, "Noto Sans KR", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--background);
  line-height: 1.68;
  word-break: keep-all;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 8% 0%, rgba(139, 124, 246, 0.14), transparent 27rem),
    radial-gradient(circle at 96% 18%, rgba(255, 95, 143, 0.1), transparent 25rem),
    var(--background);
}

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

a {
  color: inherit;
}

p,
ul,
ol {
  margin-top: 0;
}

.skip-link {
  position: fixed;
  left: 16px;
  top: -80px;
  z-index: 100;
  padding: 10px 14px;
  border-radius: 10px;
  color: #fff;
  background: var(--ink);
  text-decoration: none;
}

.skip-link:focus {
  top: 12px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  border-bottom: 1px solid rgba(223, 230, 240, 0.86);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(18px);
}

.header-inner,
.page,
.footer-inner {
  width: min(calc(100% - 32px), var(--content-width));
  margin: 0 auto;
}

.header-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 900;
  letter-spacing: 0.02em;
  text-decoration: none;
  white-space: nowrap;
}

.brand img {
  width: 34px;
  height: 34px;
  border-radius: 11px;
  box-shadow: 0 8px 20px rgba(102, 87, 232, 0.22);
}

.brand small {
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 800;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
  overflow-x: auto;
  scrollbar-width: none;
}

.primary-nav::-webkit-scrollbar {
  display: none;
}

.primary-nav a {
  padding: 8px 11px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 750;
  text-decoration: none;
  white-space: nowrap;
}

.primary-nav a:hover,
.primary-nav a[aria-current="page"] {
  color: var(--brand-strong);
  background: var(--brand-soft);
}

.open-app {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 16px;
  border-radius: 12px;
  color: #fff;
  background: var(--brand);
  font-size: 0.86rem;
  font-weight: 850;
  text-decoration: none;
  white-space: nowrap;
  box-shadow: 0 9px 20px rgba(102, 87, 232, 0.22);
}

.page {
  padding: 28px 0 80px;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 0.85rem;
}

.breadcrumb a {
  color: var(--brand-strong);
  text-decoration: none;
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(340px, 0.92fr);
  align-items: center;
  gap: clamp(30px, 6vw, 76px);
  min-height: 500px;
  padding: clamp(32px, 6vw, 72px);
  overflow: hidden;
  border: 1px solid rgba(223, 230, 240, 0.8);
  border-radius: 32px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: var(--shadow);
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}

.hero::before {
  width: 280px;
  height: 280px;
  right: -100px;
  top: -100px;
  background: rgba(102, 87, 232, 0.12);
}

.hero::after {
  width: 190px;
  height: 190px;
  left: 45%;
  bottom: -120px;
  background: rgba(255, 95, 143, 0.11);
}

.hero-copy,
.hero-visual {
  position: relative;
  z-index: 1;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-bottom: 14px;
  padding: 6px 11px;
  border-radius: 999px;
  color: var(--brand-strong);
  background: var(--brand-soft);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.03em;
}

h1,
h2,
h3 {
  line-height: 1.28;
  letter-spacing: -0.035em;
}

h1 {
  max-width: 760px;
  margin: 0 0 18px;
  font-size: clamp(2.25rem, 5vw, 4rem);
}

.hero-copy > p {
  max-width: 650px;
  margin-bottom: 24px;
  color: var(--muted);
  font-size: clamp(1rem, 1.6vw, 1.12rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  font-weight: 850;
  text-decoration: none;
}

.button.primary {
  border-color: var(--brand);
  color: #fff;
  background: var(--brand);
  box-shadow: 0 12px 24px rgba(102, 87, 232, 0.23);
}

.hero-note {
  margin-top: 18px;
  color: var(--muted);
  font-size: 0.82rem;
}

.hero-visual {
  display: grid;
  place-items: center;
  min-height: 380px;
}

.hero-screen {
  width: min(100%, 390px);
  padding: 10px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 42px;
  background: #151b2c;
  box-shadow: 0 30px 60px rgba(25, 32, 56, 0.24);
  transform: rotate(1.5deg);
}

.hero-screen img,
.screen-card img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: auto;
  object-fit: contain;
  object-position: top;
  background: #f7f9fc;
}

.hero-screen img {
  border-radius: 32px;
}

.screen-gallery {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.screen-gallery.two-up {
  grid-template-columns: repeat(2, minmax(0, 340px));
  justify-content: center;
}

.screen-gallery.one-up {
  grid-template-columns: minmax(0, 440px);
  justify-content: center;
}

.screen-card {
  margin: 0;
  padding: 13px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow);
}

.screen-card img {
  border: 1px solid #e7ecf4;
  border-radius: 21px;
}

.screen-card figcaption {
  padding: 13px 6px 4px;
  color: var(--muted);
  font-size: 0.84rem;
}

.screen-card figcaption strong {
  display: block;
  margin-bottom: 3px;
  color: var(--ink);
  font-size: 0.96rem;
}

.screen-note {
  margin-top: 16px;
  color: var(--muted);
  font-size: 0.84rem;
  text-align: center;
}

.phone {
  width: min(100%, 314px);
  padding: 12px;
  border: 8px solid #20263a;
  border-radius: 39px;
  background: #f8fafe;
  box-shadow: 0 30px 55px rgba(25, 32, 56, 0.22);
  transform: rotate(2deg);
}

.phone-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 36px;
  padding: 0 4px 8px;
  font-size: 0.72rem;
  font-weight: 900;
}

.phone-bar::after {
  content: "";
  width: 54px;
  height: 6px;
  border-radius: 999px;
  background: #d8deea;
}

.phone-card {
  margin-bottom: 9px;
  padding: 13px;
  border: 1px solid #e4e9f2;
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 7px 16px rgba(45, 57, 86, 0.06);
}

.phone-card strong,
.phone-card span {
  display: block;
}

.phone-card span {
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.72rem;
}

.phone-card.highlight {
  color: #fff;
  border-color: transparent;
  background: linear-gradient(135deg, var(--brand), #8d7af9);
}

.phone-card.highlight span {
  color: rgba(255, 255, 255, 0.82);
}

.phone-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 7px;
}

.phone-tile {
  min-height: 72px;
  padding: 9px;
  border-radius: 14px;
  background: var(--surface-2);
  font-size: 0.68rem;
  font-weight: 850;
  text-align: center;
}

.phone-tile .icon {
  width: 26px;
  height: 26px;
  margin: 0 auto 6px;
  color: var(--brand);
}

.icon {
  width: 28px;
  height: 28px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.quick-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.quick-nav a {
  display: block;
  padding: 7px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: #fff;
  font-size: 0.82rem;
  font-weight: 800;
  text-decoration: none;
}

.section {
  padding-top: clamp(64px, 9vw, 108px);
}

.section-heading {
  max-width: 720px;
  margin-bottom: 28px;
}

.section-heading h2 {
  margin: 0 0 10px;
  font-size: clamp(1.75rem, 3.8vw, 2.65rem);
}

.section-heading p {
  color: var(--muted);
}

.grid-2,
.grid-3,
.guide-grid,
.icon-grid {
  display: grid;
  gap: 16px;
}

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

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

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

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

.card {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 11px 28px rgba(41, 54, 88, 0.055);
}

.card .icon-badge {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  margin-bottom: 16px;
  border-radius: 15px;
  color: var(--brand);
  background: var(--brand-soft);
}

.card:nth-child(3n + 2) .icon-badge {
  color: var(--pink);
  background: var(--pink-soft);
}

.card:nth-child(3n) .icon-badge {
  color: var(--blue);
  background: var(--blue-soft);
}

.card h3 {
  margin: 0 0 9px;
  font-size: 1.16rem;
}

.card p:last-child,
.card ul:last-child {
  margin-bottom: 0;
}

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

.guide-card {
  position: relative;
  min-height: 240px;
  padding-bottom: 60px;
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.guide-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 40px rgba(41, 54, 88, 0.1);
}

.guide-card .more {
  position: absolute;
  left: 24px;
  bottom: 23px;
  color: var(--brand-strong);
  font-size: 0.86rem;
  font-weight: 900;
}

.steps {
  display: grid;
  gap: 12px;
  padding: 0;
  counter-reset: guide-step;
  list-style: none;
}

.step {
  position: relative;
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 17px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
}

.step::before {
  counter-increment: guide-step;
  content: counter(guide-step);
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 15px;
  color: #fff;
  background: var(--brand);
  font-size: 1.1rem;
  font-weight: 900;
  box-shadow: 0 8px 18px rgba(102, 87, 232, 0.22);
}

.step h3 {
  margin: 1px 0 5px;
  font-size: 1.06rem;
}

.step p {
  margin: 0;
  color: var(--muted);
}

.checklist {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.checklist li {
  position: relative;
  padding: 13px 15px 13px 48px;
  border: 1px solid var(--line);
  border-radius: 14px;
  color: var(--ink);
  background: #fff;
}

.checklist li::before {
  content: "✓";
  position: absolute;
  left: 14px;
  top: 11px;
  display: grid;
  place-items: center;
  width: 25px;
  height: 25px;
  border-radius: 50%;
  color: var(--green);
  background: var(--green-soft);
  font-weight: 900;
}

.callout {
  padding: 22px;
  border: 1px solid #d9d2ff;
  border-left: 5px solid var(--brand);
  border-radius: 17px;
  background: var(--brand-soft);
}

.callout.warning {
  border-color: #f1d99b;
  border-left-color: var(--yellow);
  background: var(--yellow-soft);
}

.callout.success {
  border-color: #bfe9d8;
  border-left-color: var(--green);
  background: var(--green-soft);
}

.callout h3 {
  margin: 0 0 7px;
}

.callout-spaced {
  margin-top: 16px;
}

.callout p:last-child {
  margin-bottom: 0;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
}

.timeline-item {
  position: relative;
  padding: 20px 16px;
  border: 1px solid var(--line);
  border-radius: 17px;
  background: #fff;
}

.timeline-item .time {
  display: inline-block;
  margin-bottom: 10px;
  padding: 4px 8px;
  border-radius: 999px;
  color: var(--brand-strong);
  background: var(--brand-soft);
  font-size: 0.77rem;
  font-weight: 900;
}

.timeline-item h3 {
  margin: 0 0 6px;
  font-size: 1rem;
}

.timeline-item p {
  margin: 0;
  color: var(--muted);
  font-size: 0.87rem;
}

.visual-panel {
  min-height: 100%;
  padding: 25px;
  border: 1px solid var(--line);
  border-radius: 25px;
  background: linear-gradient(145deg, #fff, #f4f2ff);
  box-shadow: var(--shadow);
}

.visual-panel h3 {
  margin: 0 0 15px;
}

.mock-list {
  display: grid;
  gap: 10px;
}

.mock-item {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  align-items: center;
  gap: 12px;
  padding: 13px;
  border: 1px solid var(--line);
  border-radius: 15px;
  background: #fff;
}

.mock-item .icon-badge {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 13px;
  color: var(--brand);
  background: var(--brand-soft);
}

.mock-item strong,
.mock-item span {
  display: block;
}

.mock-item span {
  color: var(--muted);
  font-size: 0.78rem;
}

.calendar {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: #fff;
}

.calendar-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
  font-weight: 900;
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 6px;
}

.calendar-grid span {
  display: grid;
  place-items: center;
  aspect-ratio: 1;
  border-radius: 10px;
  color: var(--muted);
  background: var(--surface-2);
  font-size: 0.75rem;
}

.calendar-grid span.label {
  aspect-ratio: auto;
  background: transparent;
  font-weight: 850;
}

.calendar-grid span.event {
  color: #fff;
  background: var(--brand);
  box-shadow: 0 7px 14px rgba(102, 87, 232, 0.22);
}

.itinerary-day {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
}

.itinerary-day h3 {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 13px;
}

.itinerary-row {
  position: relative;
  margin-left: 11px;
  padding: 0 0 17px 25px;
  border-left: 2px solid #ded9ff;
}

.itinerary-row:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}

.itinerary-row::before {
  content: "";
  position: absolute;
  left: -7px;
  top: 6px;
  width: 12px;
  height: 12px;
  border: 3px solid #fff;
  border-radius: 50%;
  background: var(--brand);
  box-shadow: 0 0 0 1px #cfc7ff;
}

.itinerary-row strong,
.itinerary-row span {
  display: block;
}

.itinerary-row span {
  color: var(--muted);
  font-size: 0.84rem;
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
}

table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
}

th,
td {
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--muted);
  background: var(--surface-2);
  font-size: 0.83rem;
}

tr:last-child td {
  border-bottom: 0;
}

.faq-list {
  display: grid;
  gap: 10px;
}

details {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
}

summary {
  position: relative;
  padding: 18px 52px 18px 20px;
  cursor: pointer;
  font-weight: 850;
  list-style: none;
}

summary::-webkit-details-marker {
  display: none;
}

summary::after {
  content: "+";
  position: absolute;
  right: 20px;
  top: 14px;
  color: var(--brand);
  font-size: 1.45rem;
}

details[open] summary::after {
  content: "−";
}

.faq-answer {
  padding: 0 20px 18px;
  color: var(--muted);
}

.faq-answer p:last-child {
  margin-bottom: 0;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin-top: 18px;
  color: var(--muted);
  font-size: 0.82rem;
}

.related {
  padding: 28px;
  border: 1px solid #ded8ff;
  border-radius: 24px;
  background: linear-gradient(135deg, #f1eeff, #fff);
}

.related h2 {
  margin: 0 0 16px;
}

.related-links {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
}

.related-links a {
  padding: 9px 13px;
  border: 1px solid #d8d0ff;
  border-radius: 999px;
  background: #fff;
  color: var(--brand-strong);
  font-size: 0.86rem;
  font-weight: 850;
  text-decoration: none;
}

.site-footer {
  padding: 34px 0 44px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  background: #fff;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 24px;
}

.footer-inner p {
  margin: 0;
  font-size: 0.82rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px 16px;
}

.footer-links a {
  font-size: 0.82rem;
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--brand-strong);
}

a:focus-visible,
summary:focus-visible {
  outline: 3px solid rgba(102, 87, 232, 0.45);
  outline-offset: 3px;
}

@media (max-width: 980px) {
  .header-inner {
    flex-wrap: wrap;
    gap: 8px 14px;
    padding: 12px 0;
  }

  .primary-nav {
    order: 3;
    width: 100%;
    margin: 0;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .hero-copy {
    text-align: center;
  }

  .hero-copy > p,
  .hero-actions {
    margin-left: auto;
    margin-right: auto;
    justify-content: center;
  }

  .quick-nav {
    justify-content: center;
  }

  .guide-grid,
  .grid-3,
  .icon-grid,
  .screen-gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 680px) {
  html {
    word-break: normal;
  }

  .header-inner,
  .page,
  .footer-inner {
    width: min(calc(100% - 24px), var(--content-width));
  }

  .brand small,
  .open-app {
    display: none;
  }

  .page {
    padding-top: 18px;
  }

  .hero {
    padding: 30px 20px;
    border-radius: 24px;
  }

  h1 {
    font-size: clamp(2rem, 11vw, 2.8rem);
  }

  .hero-visual {
    min-height: 310px;
  }

  .phone {
    width: 270px;
  }

  .grid-2,
  .grid-3,
  .guide-grid,
  .icon-grid,
  .timeline {
    grid-template-columns: 1fr;
  }

  .screen-gallery,
  .screen-gallery.two-up,
  .screen-gallery.one-up {
    display: flex;
    justify-content: flex-start;
    gap: 14px;
    margin-right: -12px;
    padding: 0 12px 16px 0;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scrollbar-width: thin;
  }

  .screen-card {
    flex: 0 0 min(82vw, 330px);
    scroll-snap-align: start;
  }

  .card {
    padding: 20px;
  }

  .step {
    grid-template-columns: 46px minmax(0, 1fr);
    padding: 17px;
  }

  .step::before {
    width: 40px;
    height: 40px;
  }

  .footer-inner {
    flex-direction: column;
  }

  .footer-links {
    justify-content: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .guide-card {
    transition: none;
  }
}

@media print {
  .site-header,
  .hero-actions,
  .quick-nav,
  .related,
  .site-footer {
    display: none;
  }

  body,
  .hero,
  .card,
  .visual-panel {
    background: #fff;
    box-shadow: none;
  }

  .page {
    width: 100%;
    padding: 0;
  }
}