:root {
  --bg: #FAF7FF;
  --bg-soft: #F3EEFB;
  --surface: #ffffff;
  --surface-soft: #f5effb;
  --surface-mint: #edf9f5;
  --ink: #1F1A33;
  --ink-soft: #6d607d;
  --ink-2: #4A4263;
  --ink-3: #7B7493;
  --line: #ECE4F7;
  --lavender: #9362c8;
  --lavender-deep: #6e3fa5;
  --lav-400: #9F7BEA;
  --lav-600: #6843C7;
  --rose: #e9a5c3;
  --mint: #6bbfa9;
  --gold: #d8a84f;
  --shadow: 0 20px 54px rgba(72, 46, 102, 0.14);
  --font: 'Pretendard', -apple-system, BlinkMacSystemFont, 'Apple SD Gothic Neo', 'Malgun Gothic', sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  line-height: 1.55;
  font-feature-settings: 'ss01', 'tnum';
}

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

a:hover {
  color: var(--lavender-deep);
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(251, 248, 254, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.header-row {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  flex: 0 0 auto;
}

.logo-mark {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #efe2f8;
  border: 1px solid #dbc4ee;
  color: var(--lavender-deep);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  box-shadow: 0 10px 22px rgba(147, 98, 200, 0.2);
}

.logo-mark.app-icon {
  display: block;
  overflow: hidden;
  padding: 0;
  background: transparent;
  border: 0;
  color: inherit;
}

.logo-mark-image {
  display: block;
  overflow: hidden;
  padding: 0;
  background: transparent;
  border: 0;
  object-fit: cover;
}

.brand-name,
.brand-sub {
  display: block;
}

.brand-name {
  font-size: 24px;
  line-height: 1;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-sub {
  margin-top: 4px;
  color: var(--ink-soft);
  font-size: 12px;
}

.header-nav {
  display: flex;
  justify-content: flex-end;
  gap: 14px;
  flex-wrap: wrap;
  color: var(--ink-soft);
  font-size: 14px;
}

.hero {
  padding: 70px 0 72px;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.96fr) minmax(380px, 1.04fr);
  align-items: center;
  gap: 42px;
}

.eyebrow {
  margin: 0;
  color: var(--lavender-deep);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero h1 {
  margin: 12px 0 0;
  max-width: 640px;
  font-size: clamp(36px, 5.7vw, 66px);
  line-height: 1.08;
  letter-spacing: 0;
}

.hero-lead {
  margin: 18px 0 0;
  max-width: 620px;
  color: var(--ink-soft);
  font-size: 17px;
}

.hero-actions {
  margin-top: 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.button {
  min-height: 46px;
  border-radius: 8px;
  padding: 0 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  font-weight: 800;
  border: 1px solid transparent;
}

.button.primary {
  background: var(--lavender-deep);
  color: #fff;
  border-color: var(--lavender-deep);
}

.button.secondary {
  background: #fff;
  color: var(--lavender-deep);
  border-color: #d9c4eb;
}

.showcase {
  position: relative;
  min-height: 640px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(135deg, #ffffff 0%, #f2e8fb 54%, #eef9f5 100%);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.showcase::before {
  content: "";
  position: absolute;
  inset: 28px;
  border: 1px solid rgba(147, 98, 200, 0.16);
}

.showcase-label {
  position: absolute;
  top: 24px;
  left: 24px;
  z-index: 2;
  color: var(--ink-soft);
  font-size: 13px;
  font-weight: 800;
}

.phone-stack {
  position: absolute;
  inset: 62px 28px 30px;
}

.phone-mock {
  margin: 0;
  position: absolute;
  border-radius: 30px;
  border: 10px solid #2f2440;
  background: #2f2440;
  box-shadow: 0 26px 46px rgba(47, 36, 64, 0.24);
  overflow: hidden;
}

.phone-main {
  width: min(310px, 58%);
  height: 540px;
  left: 32px;
  bottom: 0;
  z-index: 2;
}

.phone-side {
  width: min(265px, 50%);
  height: 455px;
  right: 20px;
  top: 26px;
}

.phone-speaker {
  position: absolute;
  top: 11px;
  left: 50%;
  width: 64px;
  height: 5px;
  border-radius: 999px;
  background: #5e526e;
  transform: translateX(-50%);
  z-index: 4;
}

.mock-screen {
  height: 100%;
  padding: 34px 14px 14px;
  background: #fbf8fe;
}

.mock-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--ink);
  font-size: 19px;
  font-weight: 800;
}

.mock-topbar.compact {
  font-size: 18px;
}

.mock-dot {
  width: 28px;
  height: 28px;
  border-radius: 10px;
  border: 1px solid #decdf0;
  background: #fff;
}

.mock-tabs {
  margin-top: 16px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
}

.mock-tabs span {
  min-height: 31px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #f1e6fa;
  color: #7d6395;
  font-size: 12px;
  font-weight: 800;
}

.mock-tabs .active {
  background: var(--lavender-deep);
  color: #fff;
}

.profile-visual {
  position: relative;
  margin-top: 14px;
  min-height: 285px;
  border-radius: 20px;
  background:
    linear-gradient(160deg, #d9b9ef 0%, #9a70ca 62%, #7a57a6 100%);
  overflow: hidden;
}

.profile-visual::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 45%;
  background: linear-gradient(180deg, rgba(47, 36, 64, 0), rgba(47, 36, 64, 0.76));
}

.avatar-shape {
  position: absolute;
  border-radius: 50% 50% 42% 42%;
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.4);
}

.avatar-shape.large {
  width: 150px;
  height: 185px;
  left: 52px;
  bottom: 48px;
}

.avatar-shape.small {
  width: 86px;
  height: 100px;
  right: 28px;
  top: 42px;
  background: rgba(237, 249, 245, 0.72);
}

.mock-info {
  margin-top: 12px;
  display: grid;
  gap: 4px;
}

.mock-info strong {
  color: var(--ink);
  font-size: 17px;
}

.mock-info span {
  color: var(--ink-soft);
  font-size: 12px;
}

.mock-info.slim {
  margin-top: 18px;
  padding: 12px;
  border-radius: 8px;
  background: #fff;
  border: 1px solid var(--line);
}

.mock-actions {
  margin-top: 14px;
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  gap: 8px;
}

.mock-actions span {
  min-height: 42px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 800;
  color: var(--ink-soft);
  background: #fff;
  border: 1px solid #eadff2;
}

.mock-actions span:last-child {
  color: #fff;
  background: var(--lavender-deep);
  border-color: var(--lavender-deep);
}

.team-board {
  margin-top: 18px;
  display: grid;
  gap: 10px;
}

.team-row {
  min-height: 58px;
  padding: 10px;
  border-radius: 8px;
  display: grid;
  grid-template-columns: 28px 28px 1fr;
  align-items: center;
  gap: 6px;
  background: #fff;
  border: 1px solid #eadff2;
}

.team-row.highlighted {
  background: #f0e3fa;
  border-color: #d8c0ed;
}

.team-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--lavender);
}

.team-avatar.accent {
  background: var(--rose);
}

.team-avatar.mint {
  background: var(--mint);
}

.team-copy {
  color: var(--ink);
  font-size: 12px;
  font-weight: 800;
}

.section {
  padding: 64px 0;
}

.intro-band {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: #fff;
}

.intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 28px;
  align-items: start;
}

.intro-grid h2,
.section h2 {
  margin: 10px 0 0;
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.16;
  letter-spacing: 0;
}

.intro-copy,
.section-desc,
.team-copy-block p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 16px;
}

.section-head {
  max-width: 720px;
  margin-bottom: 24px;
}

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

.mode-card,
.sample-card {
  margin: 0;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--surface);
  overflow: hidden;
}

.mode-card {
  min-height: 242px;
  padding: 18px;
  display: flex;
  flex-direction: column;
}

.mode-number {
  color: var(--lavender-deep);
  font-size: 13px;
  font-weight: 900;
}

.mode-card h3 {
  margin: auto 0 8px;
  font-size: 22px;
}

.mode-card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 15px;
}

.lavender-panel {
  background: #f2e9fa;
  border-top: 1px solid #dfccef;
  border-bottom: 1px solid #dfccef;
}

.team-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 34px;
  align-items: start;
}

.team-copy-block {
  position: sticky;
  top: 104px;
}

.team-copy-block p {
  margin-top: 16px;
}

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

.flow-list li {
  min-height: 112px;
  display: grid;
  grid-template-columns: 48px 1fr;
  grid-template-rows: auto auto;
  gap: 2px 14px;
  align-items: start;
  padding: 16px;
  border-radius: 8px;
  background: #fff;
  border: 1px solid #dfccef;
}

.flow-list span {
  grid-row: 1 / 3;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #f0e2fa;
  color: var(--lavender-deep);
  font-size: 16px;
  font-weight: 900;
}

.flow-list strong {
  font-size: 18px;
}

.flow-list p {
  margin: 2px 0 0;
  color: var(--ink-soft);
  font-size: 15px;
}

.sample-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.sample-card figcaption {
  padding: 12px 14px;
  color: var(--ink-soft);
  font-size: 14px;
}

.sample-visual {
  min-height: 230px;
  position: relative;
  display: grid;
  place-items: center;
  background: #f5effb;
  overflow: hidden;
}

.sample-visual.one {
  background:
    linear-gradient(150deg, #f8f0fc 0%, #d7b4ed 100%);
}

.sample-visual.two {
  background:
    linear-gradient(90deg, #f7f2fb 0 50%, #eef9f5 50% 100%);
}

.sample-visual.three {
  background:
    linear-gradient(160deg, #f6effb 0%, #ffffff 52%, #edf9f5 100%);
}

.sample-label {
  position: absolute;
  top: 18px;
  left: 18px;
  color: var(--lavender-deep);
  font-size: 13px;
  font-weight: 900;
}

.sample-line {
  position: absolute;
  left: 24px;
  bottom: 38px;
  width: 48%;
  height: 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.78);
}

.sample-line.wide {
  bottom: 58px;
  width: 68%;
  background: rgba(47, 36, 64, 0.28);
}

.sample-pair {
  width: 140px;
  height: 92px;
  border-radius: 46px;
  background:
    radial-gradient(circle at 34px 46px, var(--lavender) 0 24px, transparent 25px),
    radial-gradient(circle at 96px 46px, var(--rose) 0 24px, transparent 25px);
}

.sample-pair.reverse {
  margin-top: -30px;
  background:
    radial-gradient(circle at 34px 46px, var(--mint) 0 24px, transparent 25px),
    radial-gradient(circle at 96px 46px, var(--gold) 0 24px, transparent 25px);
}

.sample-chip {
  min-width: 120px;
  min-height: 40px;
  padding: 0 14px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--lavender-deep);
  color: #fff;
  font-size: 14px;
  font-weight: 800;
}

.sample-chip.light {
  margin-top: 10px;
  background: #fff;
  color: var(--lavender-deep);
  border: 1px solid #d8c0ed;
}

.trust-band {
  padding: 44px 0;
  background: #fff;
  border-top: 1px solid var(--line);
}

.trust-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 22px;
  align-items: center;
}

.trust-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.trust-links a {
  min-height: 40px;
  border-radius: 8px;
  padding: 0 12px;
  display: inline-flex;
  align-items: center;
  background: #f5effb;
  border: 1px solid var(--line);
  color: var(--lavender-deep);
  font-size: 14px;
  font-weight: 800;
}

.site-footer {
  background: #2f2440;
  color: #f9f4ff;
}

.footer-row {
  padding: 28px 0 34px;
}

.policy-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 14px;
  color: #e9daf6;
}

.footer-business {
  margin: 18px 0 0;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.footer-business-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 5px;
  color: #d9cce6;
  font-size: 13px;
}

.copyright {
  margin: 18px 0 0;
  color: #c9bad9;
  font-size: 13px;
}

.doc-wrap {
  padding: 38px 0 56px;
}

.doc-title {
  margin: 0;
  font-size: clamp(30px, 5vw, 42px);
  line-height: 1.15;
}

.doc-date {
  margin: 10px 0 24px;
  color: var(--ink-soft);
}

.doc {
  max-width: 860px;
}

.doc-callout {
  margin-bottom: 22px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.doc-callout strong {
  display: block;
  margin-bottom: 6px;
  color: var(--lavender-deep);
  font-size: 15px;
}

.doc section + section {
  margin-top: 22px;
}

.doc h3 {
  margin: 0 0 8px;
  font-size: 20px;
  line-height: 1.3;
}

.doc p {
  margin: 0;
  color: var(--ink);
}

.plain-list {
  margin: 10px 0 0;
  padding-left: 18px;
}

.plain-list li + li {
  margin-top: 6px;
}

@media (max-width: 980px) {
  .header-row {
    align-items: flex-start;
    flex-direction: column;
    padding: 14px 0;
  }

  .header-nav {
    justify-content: flex-start;
  }

  .hero {
    padding-top: 46px;
  }

  .hero-grid,
  .intro-grid,
  .team-layout,
  .trust-grid {
    grid-template-columns: 1fr;
  }

  .team-copy-block {
    position: static;
  }

  .showcase {
    min-height: 590px;
  }

  .phone-main {
    left: 8px;
  }

  .phone-side {
    right: 2px;
  }

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

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

@media (max-width: 640px) {
  .container {
    width: min(100% - 28px, 1120px);
  }

  .header-nav {
    gap: 10px;
    font-size: 13px;
  }

  .hero h1 {
    font-size: clamp(34px, 11vw, 46px);
  }

  .hero-lead {
    font-size: 15px;
  }

  .button {
    width: 100%;
  }

  .showcase {
    min-height: 660px;
  }

  .showcase::before {
    inset: 18px;
  }

  .showcase-label {
    top: 18px;
    left: 18px;
  }

  .phone-stack {
    inset: 58px 14px 24px;
  }

  .phone-main,
  .phone-side {
    width: 245px;
    max-width: 82%;
  }

  .phone-main {
    height: 452px;
    left: 0;
  }

  .phone-side {
    height: 362px;
    right: 0;
    top: 0;
  }

  .profile-visual {
    min-height: 210px;
  }

  .phone-side .mock-info {
    display: none;
  }

  .mode-grid,
  .sample-grid,
  .footer-business {
    grid-template-columns: 1fr;
  }

  .mode-card {
    min-height: 188px;
  }

  .mode-card h3 {
    margin-top: 42px;
  }

  .flow-list li {
    grid-template-columns: 40px 1fr;
    padding: 14px;
  }

  .flow-list span {
    width: 34px;
    height: 34px;
  }
}

/* ---------- MODERN FOOTER (Integrated from index.html) ---------- */
footer {
  border-top: 1px solid var(--line);
  background: var(--bg-soft);
  padding: 44px 0 36px;
}
.footer-top {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 28px;
  margin-bottom: 28px;
}
.footer-links {
  display: flex; gap: 18px; flex-wrap: wrap;
  font-size: 13.5px;
  color: var(--ink-2);
  font-weight: 600;
}
.footer-links a:hover { color: var(--lav-600); }
.footer-biz {
  color: var(--ink-3);
  font-size: 12.5px;
  line-height: 1.75;
}
.footer-biz strong {
  color: var(--ink-2);
  font-weight: 600;
}
.footer-bottom {
  display: flex; justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--line);
  padding-top: 20px;
  font-size: 12.5px;
  color: var(--ink-3);
  flex-wrap: wrap;
  gap: 12px;
}

/* Footer Specific Logo Styles (Integrated from index.html) */
footer .logo {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 19px;
  letter-spacing: -0.02em;
  color: var(--ink);
}
footer .logo-mark {
  width: 28px;
  height: 28px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--lav-400), var(--lav-600));
  display: grid;
  place-items: center;
  color: #fff;
  box-shadow: 0 6px 16px rgba(126, 91, 219, 0.35);
}
footer .logo-mark.app-icon {
  background: transparent;
  box-shadow: none;
  overflow: hidden;
}
footer .logo-mark.app-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: inherit;
}