:root {
  --bg: #f7f8f5;
  --paper: #ffffff;
  --ink: #111827;
  --muted: #667085;
  --line: rgba(17, 24, 39, 0.14);
  --blue: #2563eb;
  --blue-dark: #1d4ed8;
  --blue-soft: #e9f0ff;
  --sage: #6f806c;
  --green: #1f9d63;
  --amber: #c47a1f;
  --radius: 8px;
  --shadow: 0 28px 80px rgba(17, 24, 39, 0.14);
  color-scheme: light;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  overflow-x: hidden;
  background: var(--bg);
  color: var(--ink);
  font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans KR", sans-serif;
  letter-spacing: 0;
}
a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; }
h1, h2, h3, h4, p { margin-top: 0; }

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 90;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 72px;
  padding: 0 clamp(20px, 4vw, 56px);
  border-bottom: 1px solid transparent;
  color: #fff;
  transition: background 180ms ease, color 180ms ease, border-color 180ms ease;
}
.site-header.is-scrolled {
  border-color: var(--line);
  background: rgba(247, 248, 245, 0.9);
  color: var(--ink);
  backdrop-filter: blur(18px);
}
.brand, .top-nav, .hero-actions, .hero-status, .footer, .footer nav {
  display: flex;
  align-items: center;
}
.brand { width: fit-content; gap: 10px; font-size: 21px; font-weight: 950; }
.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: var(--radius);
  background: var(--blue);
  color: #fff;
}
.top-nav { gap: 28px; font-size: 14px; font-weight: 850; }
.header-cta {
  justify-self: end;
  border-radius: var(--radius);
  background: #fff;
  color: var(--ink);
  padding: 12px 18px;
  font-size: 14px;
  font-weight: 950;
}
.site-header.is-scrolled .header-cta { background: var(--blue); color: #fff; }

.hero {
  position: relative;
  min-height: 100svh;
  overflow: hidden;
  background: #101820;
}
.hero-media, .hero-shade {
  position: absolute;
  inset: 0;
}
.hero-media {
  background-image: url("https://images.unsplash.com/photo-1556742502-ec7c0e9f34b1?auto=format&fit=crop&w=2200&q=82");
  background-size: cover;
  background-position: center;
  filter: saturate(0.88) contrast(0.96);
  transform: scale(1.02);
}
.hero-shade {
  background:
    linear-gradient(90deg, rgba(9, 15, 24, 0.86), rgba(9, 15, 24, 0.42) 46%, rgba(9, 15, 24, 0.06)),
    linear-gradient(0deg, rgba(9, 15, 24, 0.68), transparent 54%);
}
.hero-copy {
  position: relative;
  z-index: 2;
  display: flex;
  width: min(760px, calc(100% - 40px));
  min-height: 100svh;
  flex-direction: column;
  justify-content: flex-end;
  padding: 112px 0 clamp(82px, 12vh, 130px) clamp(20px, 4.5vw, 66px);
  color: #fff;
}
.eyebrow, .section-label {
  color: #bcd0ff;
  font-size: 12px;
  font-weight: 950;
  letter-spacing: 0.14em;
}
h1 {
  display: grid;
  gap: 4px;
  margin: 18px 0 24px;
  font-size: clamp(50px, 6.6vw, 104px);
  line-height: 0.98;
  font-weight: 950;
}
h1 span { display: block; word-break: keep-all; }
.hero-copy p {
  max-width: 620px;
  margin-bottom: 30px;
  color: rgba(255, 255, 255, 0.84);
  font-size: clamp(17px, 1.4vw, 21px);
  line-height: 1.72;
  word-break: keep-all;
}
.hero-actions { flex-wrap: wrap; gap: 12px; }
.button {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: var(--radius);
  padding: 0 24px;
  font-weight: 950;
  cursor: pointer;
}
.button.primary { background: var(--blue); color: #fff; box-shadow: 0 18px 44px rgba(37, 99, 235, 0.28); }
.button.primary:hover { background: var(--blue-dark); }
.button.ghost { border: 1px solid rgba(255, 255, 255, 0.48); background: rgba(255, 255, 255, 0.08); color: #fff; backdrop-filter: blur(12px); }
.button.outline { border: 1px solid var(--line); background: transparent; color: var(--ink); }
.button.small { min-height: 40px; padding: 0 14px; font-size: 14px; }

.hero-dashboard {
  position: absolute;
  right: clamp(20px, 5vw, 72px);
  bottom: clamp(24px, 6vw, 76px);
  z-index: 3;
  width: min(360px, calc(100% - 40px));
  color: #fff;
}
.phone-preview {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.86);
  color: var(--ink);
  box-shadow: var(--shadow);
}
.phone-top {
  display: flex;
  gap: 10px;
  align-items: center;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
  font-size: 12px;
  color: var(--muted);
}
.phone-top span {
  width: 56px;
  height: 6px;
  border-radius: 999px;
  background: #d5dbe3;
}
.phone-site {
  min-height: 420px;
  padding: 24px;
  background:
    linear-gradient(180deg, rgba(17, 24, 39, 0.18), rgba(17, 24, 39, 0.65)),
    url("https://images.unsplash.com/photo-1501339847302-ac426a4a7cbb?auto=format&fit=crop&w=1000&q=80");
  background-size: cover;
  background-position: center;
  color: #fff;
}
.phone-site strong { font-family: Georgia, serif; letter-spacing: 0.08em; }
.phone-site h2 { margin: 120px 0 10px; font-size: 32px; line-height: 1.15; }
.phone-site button {
  min-height: 38px;
  margin-top: 14px;
  border: 1px solid rgba(255,255,255,0.56);
  border-radius: var(--radius);
  background: rgba(0,0,0,0.22);
  color: #fff;
  padding: 0 14px;
}
.notice-badge {
  display: grid;
  gap: 4px;
  margin-top: 38px;
  border-top: 1px solid rgba(255,255,255,0.45);
  padding-top: 16px;
}
.notice-badge span { color: rgba(255,255,255,0.72); font-size: 13px; }
.hero-status { flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.hero-status span {
  border: 1px solid rgba(255,255,255,0.24);
  border-radius: 999px;
  background: rgba(255,255,255,0.12);
  padding: 8px 10px;
  color: rgba(255,255,255,0.84);
  font-size: 12px;
}

.section {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 108px 0;
}
.section-label {
  color: var(--blue);
  margin-bottom: 14px;
}
h2 {
  margin: 10px 0 18px;
  font-size: clamp(34px, 4.2vw, 64px);
  line-height: 1.08;
  font-weight: 950;
  word-break: keep-all;
}
h3 { margin: 0 0 8px; font-size: 22px; }
p { color: var(--muted); line-height: 1.75; }

.pain-grid, .comparison-section, .revision-section, .pricing-section, .ops-section {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: clamp(32px, 6vw, 86px);
  align-items: start;
}
.pain-rows, .process-board, .module-rows, .pricing-grid, .ops-panel, .request-list {
  display: grid;
  gap: 14px;
}
.pain-rows article, .process-board article, .module-rows article, .pricing-grid article, .request-board, .ops-panel, .workspace-grid > section {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}
.pain-rows article {
  display: grid;
  grid-template-columns: 60px 0.7fr 1fr;
  gap: 22px;
  align-items: baseline;
  padding: 24px;
}
.pain-rows span, .process-board span {
  color: var(--blue);
  font-weight: 950;
}
.pain-rows b { font-size: 22px; }
.pain-rows p { margin: 0; }

.process-section {
  width: 100%;
  max-width: none;
  background: #fff;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.process-head, .process-board {
  width: min(1180px, calc(100% - 40px));
  margin-left: auto;
  margin-right: auto;
}
.process-head { margin-bottom: 36px; }
.process-board { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.process-board article {
  min-height: 250px;
  padding: 24px;
}
.process-board article > span {
  display: inline-grid;
  width: 34px;
  height: 34px;
  margin-bottom: 48px;
  place-items: center;
  border-radius: 50%;
  background: var(--blue-soft);
}

.comparison-art {
  display: grid;
  gap: 18px;
}
.cost-stack {
  border-radius: var(--radius);
  padding: 28px;
  min-height: 210px;
}
.cost-stack.old {
  border: 1px solid var(--line);
  background: #fff;
}
.cost-stack.new {
  background: var(--ink);
  color: #fff;
}
.cost-stack span { color: var(--muted); }
.cost-stack.new span, .cost-stack.new p { color: rgba(255,255,255,0.68); }
.cost-stack b {
  display: block;
  margin: 12px 0;
  font-size: 30px;
  line-height: 1.2;
}
.comparison-list {
  display: grid;
  margin: 28px 0 0;
  border-top: 1px solid var(--line);
}
.comparison-list div {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 22px;
  border-bottom: 1px solid var(--line);
  padding: 18px 0;
}
.comparison-list dt { color: var(--blue); font-weight: 950; }
.comparison-list dd { margin: 0; color: var(--muted); }

.dashboard-section {
  width: 100%;
  max-width: none;
  background: #eef2f6;
}
.dashboard-intro, .dashboard-shell {
  width: min(1280px, calc(100% - 40px));
  margin: 0 auto;
}
.dashboard-intro { margin-bottom: 34px; }
.dashboard-shell {
  display: grid;
  grid-template-columns: 210px 1fr;
  min-height: 720px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  box-shadow: var(--shadow);
}
.sidebar {
  border-right: 1px solid var(--line);
  background: #f9fafb;
  padding: 24px;
}
.sidebar b { display: block; margin-bottom: 28px; font-size: 20px; }
.sidebar nav { display: grid; gap: 8px; }
.sidebar span {
  border-radius: var(--radius);
  padding: 11px 12px;
  color: var(--muted);
}
.sidebar .active {
  background: var(--blue-soft);
  color: var(--blue);
  font-weight: 950;
}
.workspace { min-width: 0; padding: 26px; }
.workspace-top {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: start;
  margin-bottom: 22px;
}
.status-dot {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  color: var(--green);
  font-size: 13px;
  font-weight: 900;
}
.workspace-top h3 { margin-top: 8px; font-size: 30px; }
.workspace-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.workspace-grid > section { padding: 20px; }
.panel-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-bottom: 16px;
}
.panel-head span { color: var(--muted); font-size: 13px; font-weight: 800; }
.mini-phone {
  min-height: 330px;
  border-radius: 22px;
  background:
    linear-gradient(180deg, rgba(17,24,39,0.1), rgba(17,24,39,0.62)),
    url("https://images.unsplash.com/photo-1501339847302-ac426a4a7cbb?auto=format&fit=crop&w=1000&q=80");
  background-size: cover;
  color: #fff;
  padding: 22px;
}
.mini-phone h4 {
  margin: 112px 0 14px;
  font-size: 28px;
  line-height: 1.15;
}
.mini-phone button {
  min-height: 36px;
  border: 1px solid rgba(255,255,255,0.5);
  border-radius: var(--radius);
  background: rgba(0,0,0,0.2);
  color: #fff;
  padding: 0 14px;
}
.mini-phone div {
  display: grid;
  gap: 4px;
  margin-top: 38px;
  border-top: 1px solid rgba(255,255,255,0.44);
  padding-top: 14px;
}
label {
  display: grid;
  gap: 6px;
  margin-bottom: 12px;
  color: #344054;
  font-size: 14px;
  font-weight: 850;
}
input, select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  color: var(--ink);
  padding: 12px;
}
.module-panel article, .todo-panel article, .request-list article {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  border-top: 1px solid var(--line);
  padding: 15px 0;
}
.module-panel span, .todo-panel span, .request-list span { color: var(--muted); font-size: 13px; }

.request-board {
  padding: 22px;
}
.point-bar {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 12px;
  align-items: center;
  border-bottom: 1px solid var(--line);
  padding-bottom: 18px;
}
.point-bar span { color: var(--muted); }
.point-bar b { color: var(--blue); font-size: 32px; }
.point-bar button {
  min-height: 42px;
  border: 0;
  border-radius: var(--radius);
  background: var(--blue);
  color: #fff;
  padding: 0 16px;
  font-weight: 900;
}
.point-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0;
}
.point-tags span {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 10px;
  color: var(--muted);
  font-size: 13px;
}

.module-section {
  border-top: 1px solid var(--line);
}
.module-rows {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 32px;
}
.module-rows article, .pricing-grid article {
  padding: 26px;
}
.module-rows b { font-size: 24px; }
.module-rows span {
  display: inline-flex;
  margin-top: 18px;
  color: var(--blue);
  font-weight: 950;
}

.pricing-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.pricing-grid article {
  min-height: 520px;
}
.pricing-grid .featured {
  border-color: var(--blue);
  box-shadow: var(--shadow);
}
.pricing-grid article > span {
  color: var(--blue);
  font-weight: 950;
}
.pricing-grid h3 {
  margin-top: 18px;
  font-size: 42px;
}
.pricing-grid ul {
  display: grid;
  gap: 12px;
  margin: 28px 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
}
.pricing-grid li::before {
  content: "✓";
  margin-right: 8px;
  color: var(--blue);
  font-weight: 950;
}

.ops-section {
  border-top: 1px solid var(--line);
}
.ops-panel {
  padding: 22px;
}
.ops-panel div {
  display: grid;
  gap: 6px;
  border-bottom: 1px solid var(--line);
  padding: 16px 0;
}
.ops-panel div:last-child { border-bottom: 0; }
.ops-panel span, .ops-panel code { color: var(--muted); }

.footer {
  justify-content: center;
  flex-wrap: wrap;
  gap: 18px 28px;
  border-top: 1px solid var(--line);
  padding: 34px 20px 42px;
  color: var(--muted);
}
.footer b { color: var(--ink); }
.footer nav { gap: 18px; }

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: 1fr auto;
    min-height: 64px;
    padding: 0 18px;
    background: rgba(247, 248, 245, 0.92);
    color: var(--ink);
    backdrop-filter: blur(18px);
  }
  .top-nav, .header-cta { display: none; }
  .hero-copy {
    width: min(100% - 36px, 560px);
    min-height: 100svh;
    margin: 0 auto;
    padding: 88px 0 420px;
  }
  h1 { font-size: clamp(42px, 13vw, 62px); }
  .hero-copy p { font-size: 16px; }
  .hero-dashboard {
    right: 18px;
    bottom: 24px;
    left: 18px;
    width: auto;
  }
  .phone-site { min-height: 300px; }
  .phone-site h2 { margin-top: 72px; }
  .hero-actions .button { width: 100%; }
  .section { width: min(100% - 36px, 680px); padding: 70px 0; }
  .pain-grid, .comparison-section, .revision-section, .pricing-section, .ops-section,
  .dashboard-shell, .workspace-grid {
    grid-template-columns: 1fr;
  }
  .pain-rows article, .comparison-list div {
    grid-template-columns: 1fr;
    gap: 8px;
  }
  .process-board, .module-rows, .pricing-grid {
    grid-template-columns: 1fr;
  }
  .process-head, .process-board, .dashboard-intro, .dashboard-shell {
    width: min(100% - 36px, 680px);
  }
  .dashboard-shell { min-height: auto; }
  .sidebar {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
  .sidebar nav {
    display: flex;
    overflow-x: auto;
  }
  .workspace { padding: 18px; }
  .workspace-top, .point-bar {
    grid-template-columns: 1fr;
    display: grid;
  }
  .pricing-grid article { min-height: auto; }
}

@media (max-width: 760px) {
  .hero-copy {
    padding-bottom: 392px;
  }

  .phone-preview {
    border-radius: 22px;
  }

  .phone-site {
    min-height: 270px;
    padding: 20px;
  }

  .phone-site h2 {
    margin-top: 54px;
    font-size: 27px;
  }

  .hero-status {
    display: none;
  }
}