/* ============================================================
   CREAM AX Solutions — Landing
   Apple design language: 시스템 폰트(SF Pro · Apple SD Gothic Neo,
   비애플 기기는 Pretendard), 화이트·#f5f5f7 교차 섹션과 블랙 섹션,
   필 버튼, 반투명 블러 크롬, 스프링 세그먼트 컨트롤.
   모션 규칙 — 즉각 반응(pointer-down 피드백), 중단 가능한 전환,
   prefers-reduced-motion / transparency / contrast 대응.
   ============================================================ */
:root {
  --bg: #ffffff;
  --bg-alt: #f5f5f7;
  --fill: #e8e8ed;
  --ink: #1d1d1f;
  --muted: #6e6e73;
  --muted-2: #86868b;
  --hairline: rgba(0, 0, 0, 0.1);
  --hairline-strong: #d2d2d7;
  --blue: #0071e3;
  --blue-hover: #0077ed;
  --blue-dark: #2997ff;          /* 다크 섹션용 액센트 */
  --green: #248a3d;
  --red: #e30000;
  --warn: #b25000;
  --grad: linear-gradient(108deg, #0894ff 0%, #9a5cff 52%, #ff2e88 100%);
  --shadow-window: 0 2px 6px rgba(0, 0, 0, 0.05), 0 32px 64px -24px rgba(0, 0, 0, 0.22);
  --font-sans: system-ui, -apple-system, "SF Pro KR", "SF Pro Text", "Pretendard Variable", Pretendard, "Apple SD Gothic Neo", "Segoe UI", "Malgun Gothic", Roboto, sans-serif;
  --wrap: 1040px;
  --gutter: clamp(20px, 4.5vw, 40px);
  --r-card: 20px;
  --r-panel: 28px;
  --ease: cubic-bezier(0.25, 1, 0.5, 1); /* 감쇠비 1.0 스프링 근사 — 오버슈트 없음 */
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }
html, body { background: var(--bg); }
body {
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
ul { list-style: none; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; font-size: inherit; cursor: pointer; }
b, strong { font-weight: 600; }
::selection { background: rgba(0, 113, 227, 0.18); }
:focus-visible { outline: 3px solid rgba(0, 113, 227, 0.55); outline-offset: 2px; }

/* ---------- layout ---------- */
.wrap { max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gutter); }
section { position: relative; padding: clamp(76px, 10vw, 128px) 0; }
section.alt { background: var(--bg-alt); }
section.dark { background: #000; }

/* ---------- type ---------- */
h1, h2, h3, h4 {
  font-weight: 700; letter-spacing: -0.015em; line-height: 1.12;
  word-break: keep-all; color: var(--ink); text-wrap: balance;
}
h2 { font-size: clamp(30px, 4.6vw, 52px); letter-spacing: -0.02em; line-height: 1.08; }
.lede { color: var(--muted); font-size: clamp(16px, 1.8vw, 19px); line-height: 1.6; margin-top: 18px; word-break: keep-all; max-width: 62ch; }
.eyebrow { font-size: clamp(14px, 1.5vw, 17px); font-weight: 600; color: var(--blue); margin-bottom: 12px; }
.eyebrow b {
  display: inline-block; padding: 3px 12px; margin-right: 9px;
  border-radius: 980px; background: rgba(0, 113, 227, 0.1);
  font-size: 0.8em; font-weight: 600; transform: translateY(-1.5px);
}
.dark .eyebrow b { background: rgba(41, 151, 255, 0.18); color: var(--blue-dark); }
.grad {
  background: var(--grad);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.sec-head { text-align: center; max-width: 760px; margin: 0 auto clamp(40px, 6vw, 64px); }
.sec-head .lede { margin-inline: auto; }

/* dark sections */
.dark h1, .dark h2, .dark h3, .dark h4 { color: #f5f5f7; }
.dark .lede { color: #a1a1a6; }
.dark .eyebrow { color: var(--blue-dark); }
.dark ::selection { background: rgba(41, 151, 255, 0.35); }

/* ---------- cards ---------- */
.card { position: relative; background: var(--bg-alt); border-radius: var(--r-card); }
.alt .card { background: #fff; }

/* ---------- buttons (반응은 press 순간에, 즉시) ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 13px 26px; border-radius: 980px; border: 0;
  background: var(--blue); color: #fff; font-size: 17px; font-weight: 500; letter-spacing: -0.01em;
  transition: background 0.2s ease, transform 0.45s var(--ease);
  will-change: transform;
}
.btn:hover { background: var(--blue-hover); }
.btn:active { transform: scale(0.96); transition-duration: 0.2s, 0.1s; }
.btn.small { padding: 6px 15px; font-size: 13px; }

/* ---------- chips ---------- */
.tag-main {
  display: inline-flex; align-items: center; font-size: 11px; font-weight: 600; letter-spacing: 0.02em;
  color: #fff; background: var(--blue); border-radius: 980px; padding: 4px 11px;
}

/* ---------- nav — 반투명 머티리얼, 콘텐츠가 아래로 흐름 ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(255, 255, 255, 0.72);
  -webkit-backdrop-filter: blur(20px) saturate(180%); backdrop-filter: blur(20px) saturate(180%);
  box-shadow: 0 0.5px 0 rgba(0, 0, 0, 0), 0 8px 24px rgba(0, 0, 0, 0);
  transition: box-shadow 0.4s ease;
}
.nav.scrolled { box-shadow: 0 0.5px 0 rgba(0, 0, 0, 0.12), 0 8px 24px rgba(0, 0, 0, 0.04); }
.nav .wrap { display: flex; align-items: center; gap: 24px; height: 52px; }
.nav .brand { display: flex; align-items: center; gap: 9px; font-size: 15px; font-weight: 600; letter-spacing: 0.1em; color: var(--ink); }
.nav .brand b { font-weight: 600; color: var(--blue); }
.nav .brand img { width: 26px; height: 26px; object-fit: contain; }
.nav-links { display: flex; align-items: center; gap: 2px; margin-left: auto; }
.nav-links a:not(.btn) {
  padding: 7px 12px; border-radius: 980px; font-size: 13px; color: rgba(29, 29, 31, 0.78); font-weight: 500;
  transition: color 0.2s, background 0.2s, opacity 0.1s; white-space: nowrap;
}
.nav-links a:not(.btn):hover { color: var(--ink); background: rgba(0, 0, 0, 0.05); }
.nav-links a:not(.btn):active { opacity: 0.5; }
.nav-links a.active { color: var(--blue); }
.nav .btn { margin-left: 10px; }
.nav-toggle { display: none; position: relative; margin-left: auto; width: 40px; height: 40px; background: none; border: 0; }
.nav-toggle span {
  position: absolute; left: 10px; top: 50%; width: 18px; height: 1.5px; background: var(--ink); border-radius: 2px;
  transition: transform 0.35s var(--ease);
}
.nav-toggle span:nth-child(1) { transform: translateY(-3.5px); }
.nav-toggle span:nth-child(2) { transform: translateY(3.5px); }
.nav-toggle.open span:nth-child(1) { transform: translateY(0) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { transform: translateY(0) rotate(-45deg); }

@media (max-width: 900px) {
  .nav-links {
    position: fixed; top: 52px; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 2px;
    background: rgba(255, 255, 255, 0.94);
    -webkit-backdrop-filter: blur(20px) saturate(180%); backdrop-filter: blur(20px) saturate(180%);
    box-shadow: 0 0.5px 0 rgba(0, 0, 0, 0.1), 0 24px 48px -12px rgba(0, 0, 0, 0.12);
    padding: 14px var(--gutter) 20px; margin: 0;
    transform: translateY(-10px); opacity: 0; pointer-events: none;
    transition: transform 0.4s var(--ease), opacity 0.3s ease; /* 진입·이탈 동일 경로 */
  }
  .nav-links.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav-links a:not(.btn) { padding: 12px 12px; font-size: 16px; border-radius: 12px; }
  .nav-links .btn { margin: 12px 0 0; padding: 12px 20px; font-size: 16px; }
  .nav-toggle { display: block; }
}

/* ---------- reveal ---------- */
.rv { opacity: 0; transform: translateY(24px); transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); }
.rv.in { opacity: 1; transform: none; }
.rv.d1 { transition-delay: 0.07s; } .rv.d2 { transition-delay: 0.14s; } .rv.d3 { transition-delay: 0.21s; } .rv.d4 { transition-delay: 0.28s; }

/* ============================================================ HERO */
.hero { padding: clamp(130px, 18vh, 190px) 0 clamp(80px, 10vw, 120px); text-align: center; }
.hero-kicker { font-size: clamp(15px, 1.7vw, 19px); font-weight: 600; color: var(--blue); margin-bottom: 18px; }
.hero h1 { font-size: clamp(42px, 7.4vw, 84px); line-height: 1.05; letter-spacing: -0.02em; }
.hero-lede { margin: 24px auto 0; font-size: clamp(17px, 2vw, 21px); line-height: 1.55; color: var(--muted); max-width: 42em; word-break: keep-all; }
.hero-cta { display: flex; flex-direction: column; align-items: center; gap: 14px; margin-top: 34px; }
.hero-cta .btn { padding: 14px 30px; }
.hero-cta .sub { font-size: 13px; color: var(--muted-2); }
.hero-axes { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 44px; }
.hero-axes .ax {
  display: inline-flex; align-items: baseline; gap: 10px; padding: 13px 22px;
  border-radius: 16px; background: var(--bg-alt);
}
.hero-axes .ax b { font-size: 15px; font-weight: 600; color: var(--ink); }
.hero-axes .ax.main b { color: var(--blue); }
.hero-axes .ax span { font-size: 12px; color: var(--muted); }
.hero-facts { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 10px; margin-top: 44px; }
.hero-facts span { font-size: 13px; color: var(--muted-2); }
.hero-facts span + span::before { content: "·"; margin-right: 10px; color: var(--hairline-strong); }

/* ============================================================ PROBLEM */
.pain-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.pain { padding: 30px 30px 28px; }
.pain .idx { font-size: 13px; font-weight: 600; color: var(--muted-2); font-variant-numeric: tabular-nums; margin-bottom: 14px; }
.pain h3 { font-size: clamp(18px, 2vw, 21px); line-height: 1.3; }
.pain p { margin-top: 10px; font-size: 15px; line-height: 1.6; color: var(--muted); word-break: keep-all; }
@media (max-width: 620px) { .pain-grid { grid-template-columns: 1fr; } }

/* ============================================================ SERVICES */
.svc2-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 18px; }
.svc2 { padding: clamp(28px, 4vw, 40px); border-radius: var(--r-panel); display: flex; flex-direction: column; }
.svc2.dark-card { background: #1d1d1f; }
.svc2 .head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.svc2 .tagline { font-size: 13px; font-weight: 600; color: var(--blue); margin-bottom: 8px; }
.svc2.dark-card .tagline { color: var(--blue-dark); }
.svc2 h3 { font-size: clamp(24px, 2.8vw, 32px); letter-spacing: -0.02em; }
.svc2.dark-card h3 { color: #f5f5f7; }
.svc2 > p { margin-top: 12px; font-size: 15px; line-height: 1.6; color: var(--muted); word-break: keep-all; }
.svc2.dark-card > p { color: #a1a1a6; }
.svc2 .cap-meta { margin-top: auto; padding-top: 18px; }
.cap-meta .row { display: flex; justify-content: space-between; align-items: baseline; gap: 14px; padding: 11px 0; border-top: 1px solid var(--hairline); }
.svc2.dark-card .cap-meta .row { border-top-color: rgba(255, 255, 255, 0.16); }
.cap-meta .k { font-size: 13px; color: var(--muted-2); flex: none; }
.cap-meta .v { font-size: 14px; font-weight: 600; color: var(--ink); text-align: right; word-break: keep-all; }
.svc2.dark-card .cap-meta .v { color: #f5f5f7; }
.sub-head { text-align: center; margin: clamp(48px, 7vw, 72px) auto clamp(28px, 4vw, 40px); }
.sub-head h3 { font-size: clamp(24px, 3.2vw, 34px); letter-spacing: -0.02em; }
@media (max-width: 960px) { .svc2-grid { grid-template-columns: 1fr; } }

/* ============================================================ CASE CARDS (models / it-solution) */
.case-grid { display: grid; gap: 16px; }
.case-grid.c3 { grid-template-columns: repeat(3, 1fr); }
.case { padding: 30px 28px 28px; display: flex; flex-direction: column; }
.case-tag { font-size: 13px; font-weight: 600; color: var(--blue); margin-bottom: 14px; }
.case h4 { font-size: clamp(19px, 2.1vw, 22px); line-height: 1.3; letter-spacing: -0.015em; }
.case > p:not(.case-tag) { margin-top: 11px; font-size: 15px; line-height: 1.6; color: var(--muted); word-break: keep-all; flex: 1; }
.case-metrics { display: flex; gap: 10px; margin-top: 22px; padding-top: 18px; border-top: 1px solid var(--hairline); }
.case-metrics li { flex: 1; min-width: 0; }
.case-metrics b { display: block; font-size: clamp(20px, 2.2vw, 24px); font-weight: 700; letter-spacing: -0.02em; color: var(--ink); font-variant-numeric: tabular-nums; white-space: nowrap; }
.case-metrics span { display: block; margin-top: 4px; font-size: 12px; line-height: 1.45; color: var(--muted); word-break: keep-all; }

/* ============================================================ WHY rows (dark #why-own · light #company) */
.why-list { display: flex; flex-direction: column; }
.why-row {
  display: grid; grid-template-columns: 84px 1fr; gap: 28px; align-items: center;
  padding: 30px 0; border-top: 1px solid var(--hairline);
}
.dark .why-row { border-top-color: rgba(255, 255, 255, 0.16); }
.why-list .why-row:last-child { border-bottom: 1px solid var(--hairline); }
.dark .why-list .why-row:last-child { border-bottom-color: rgba(255, 255, 255, 0.16); }
.why-no { font-size: clamp(32px, 4vw, 44px); font-weight: 700; line-height: 1; letter-spacing: -0.02em; color: rgba(0, 0, 0, 0.18); font-variant-numeric: tabular-nums; }
.dark .why-no { color: rgba(255, 255, 255, 0.28); }
.why-row h3 { font-size: clamp(18px, 2.1vw, 22px); }
.why-row .wp { margin-top: 9px; font-size: 15px; line-height: 1.6; color: var(--muted); max-width: 66ch; word-break: keep-all; }
.dark .why-row .wp { color: #a1a1a6; }
@media (max-width: 880px) {
  .why-row { grid-template-columns: 1fr; gap: 12px; }
  .why-no { font-size: 28px; }
}

/* ============================================================ COST — 빅넘버 */
.stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; max-width: 880px; margin-inline: auto; }
.stat { padding: clamp(30px, 4vw, 44px); text-align: center; }
.stat > b {
  display: block; font-size: clamp(38px, 5vw, 56px); font-weight: 700; letter-spacing: -0.03em;
  line-height: 1; color: var(--blue); font-variant-numeric: tabular-nums; white-space: nowrap;
}
.stat h3 { font-size: clamp(17px, 1.9vw, 20px); margin-top: 14px; }
.stat p { margin: 10px auto 0; font-size: 14px; line-height: 1.6; color: var(--muted); word-break: keep-all; max-width: 34ch; }
.fn { font-size: 12px; line-height: 1.6; color: var(--muted-2); word-break: keep-all; margin: 20px auto 0; max-width: 880px; text-align: center; }
@media (max-width: 720px) { .stat-grid { grid-template-columns: 1fr; } }

/* ============================================================ PROCESS — 스텝바 */
.step-bar { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 10px 14px; }
.step-bar .s {
  display: inline-flex; align-items: baseline; gap: 8px; padding: 11px 18px;
  border-radius: 980px; background: var(--bg-alt);
  font-size: 15px; font-weight: 600; color: var(--ink); white-space: nowrap;
}
.step-bar .s b { font-size: 12px; font-weight: 600; color: var(--blue); font-variant-numeric: tabular-nums; }
.step-bar .s.hl { background: rgba(0, 113, 227, 0.1); color: var(--blue); }
.step-bar .s.hl b { color: var(--blue); }
.step-bar .ar::before { content: "›"; font-size: 15px; color: var(--hairline-strong); }
.proc-meta { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 14px 28px; margin-top: 36px; }
.proc-meta .m { display: inline-flex; align-items: baseline; gap: 9px; }
.proc-meta .k { font-size: 13px; color: var(--muted-2); }
.proc-meta .v { font-size: 15px; font-weight: 600; color: var(--ink); }
.proc-meta .div { width: 1px; height: 16px; background: var(--hairline); }
@media (max-width: 720px) { .proc-meta { justify-content: flex-start; } .proc-meta .div { display: none; } }

/* ============================================================ IT SYSTEM (detail split) */
.det { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: clamp(32px, 5vw, 56px); align-items: center; }
.det.it-merge { margin-top: clamp(48px, 7vw, 72px); grid-template-columns: minmax(0, 4fr) minmax(0, 6fr); }
.det-left h3 { font-size: clamp(24px, 3vw, 32px); letter-spacing: -0.02em; }
.det-left .dp { margin-top: 14px; font-size: 16px; line-height: 1.65; color: var(--muted); word-break: keep-all; }
@media (max-width: 960px) { .det, .det.it-merge { grid-template-columns: 1fr; } }

/* ============================================================ IT SYSTEM — macOS풍 윈도우 목업 */
.mock { position: relative; border-radius: 16px; background: #fff; box-shadow: var(--shadow-window), 0 0 0 0.5px rgba(0, 0, 0, 0.08); overflow: hidden; }
.mock-bar { display: flex; align-items: center; gap: 10px; padding: 10px 14px; border-bottom: 1px solid var(--hairline); background: rgba(246, 246, 248, 0.9); }
.mock-dots { display: flex; gap: 6px; }
.mock-dots i { width: 10px; height: 10px; border-radius: 50%; }
.mock-dots i:nth-child(1) { background: #ff5f57; }
.mock-dots i:nth-child(2) { background: #febc2e; }
.mock-dots i:nth-child(3) { background: #28c840; }
.mock-url { flex: 1; text-align: center; font-size: 10px; color: var(--muted); background: #fff; border: 1px solid var(--hairline); border-radius: 8px; padding: 4px 10px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.av { display: inline-grid; place-items: center; width: 18px; height: 18px; border-radius: 50%; border: 2px solid #fff; font-size: 7.5px; font-weight: 700; color: #fff; font-style: normal; }
.av.a1 { background: #0a84ff; } .av.a2 { background: #bf5af2; } .av.a3 { background: #5e5ce6; } .av.a4 { background: #32ade6; } .av.a5 { background: #ff375f; }
.av.more { background: var(--fill); color: var(--muted); }
.mock-users { display: flex; } .mock-users .av + .av { margin-left: -6px; }
.mock-app { display: grid; grid-template-columns: 118px 1fr; min-height: 356px; }
.mock-side { display: flex; flex-direction: column; border-right: 1px solid var(--hairline); background: var(--bg-alt); padding: 13px 9px 11px; }
.mock-logo { display: flex; align-items: baseline; gap: 4px; font-size: 10.5px; font-weight: 700; letter-spacing: 0.06em; padding: 0 6px 11px; color: var(--ink); }
.mock-logo b { color: var(--blue); }
.mock-nav div { font-size: 10px; color: var(--muted); padding: 6px 9px; border-radius: 7px; margin-bottom: 2px; }
.mock-nav .on { background: rgba(0, 113, 227, 0.12); color: var(--blue); font-weight: 700; }
.mock-sys { margin-top: auto; display: flex; align-items: center; gap: 5px; font-size: 8px; color: var(--muted); border: 1px solid var(--hairline); background: #fff; border-radius: 7px; padding: 6px 8px; }
.mock-sys i { width: 6px; height: 6px; border-radius: 50%; background: #28c840; }
.mock-stage { display: flex; flex-direction: column; gap: 9px; padding: 11px 14px 13px; min-width: 0; }
.mock-top { display: flex; align-items: center; gap: 8px; }
.mock-top > b { font-size: 12.5px; font-weight: 700; color: var(--ink); white-space: nowrap; }
.msearch { max-width: 190px; font-size: 8.5px; color: var(--muted-2); border: 1px solid var(--hairline); background: var(--bg-alt); border-radius: 8px; padding: 4px 9px; margin-left: 6px; white-space: nowrap; overflow: hidden; }
.mdate { margin-left: auto; font-size: 8.5px; color: var(--muted-2); white-space: nowrap; }
.kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.kpi2 { display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 3px 6px; background: var(--bg-alt); border-radius: 10px; padding: 8px 10px 9px; }
.kpi2 .kl { grid-column: 1 / -1; font-size: 8px; color: var(--muted); white-space: nowrap; }
.kpi2 .kv { font-size: 16px; font-weight: 700; color: var(--ink); line-height: 1; font-variant-numeric: tabular-nums; }
.kpi2 .kd { font-size: 8px; font-weight: 600; color: var(--muted-2); }
.kpi2 .kd.up { color: var(--green); } .kpi2 .kd.dn { color: var(--warn); }
.kpi2.warn { background: rgba(255, 159, 10, 0.12); }
.kpi2.warn .kv { color: var(--warn); }
.mock-cols { display: grid; grid-template-columns: 1fr 186px; gap: 9px; }
.mock-table { border: 1px solid var(--hairline); border-radius: 10px; overflow: hidden; align-self: start; min-width: 0; }
.mrow2 { display: grid; grid-template-columns: 96px 38px 1fr 38px 32px; gap: 8px; align-items: center; padding: 8px 10px; border-bottom: 1px solid var(--hairline); }
.mrow2:last-child { border-bottom: 0; }
.mrow2.hd { background: var(--bg-alt); font-size: 7.5px; font-weight: 600; color: var(--muted); }
.mrow2 .t { font-size: 9.5px; font-weight: 700; color: var(--ink); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mrow2 .t small { font-weight: 400; color: var(--muted); font-size: 8.5px; margin-left: 4px; }
.avs { display: flex; } .avs .av { width: 16px; height: 16px; font-size: 7px; } .avs .av + .av { margin-left: -5px; }
.segs { display: flex; gap: 3px; }
.segs i { flex: 1; height: 6px; border-radius: 3px; background: rgba(0, 0, 0, 0.08); }
.segs i.done { background: var(--blue); }
.segs i.cur { background: rgba(0, 113, 227, 0.35); }
.pill { justify-self: start; font-size: 7.5px; font-weight: 700; padding: 2px 7px; border-radius: 980px; color: var(--blue); background: rgba(0, 113, 227, 0.1); white-space: nowrap; }
.pill.warn { color: var(--warn); background: rgba(255, 159, 10, 0.15); }
.mrow2 .dd { font-size: 8.5px; color: var(--ink); text-align: right; font-variant-numeric: tabular-nums; }
.mrow2 .dd.warn { color: var(--warn); font-weight: 700; }
.ai-rail { display: flex; flex-direction: column; gap: 7px; background: rgba(0, 113, 227, 0.06); border-radius: 12px; padding: 9px; }
.ai-head { display: flex; align-items: center; gap: 6px; font-size: 8.5px; font-weight: 700; color: var(--blue); }
.ai-head .ic { width: 16px; height: 16px; border-radius: 5px; background: var(--grad); display: grid; place-items: center; color: #fff; font-size: 8.5px; }
.ai-card { background: #fff; border-radius: 9px; padding: 7px 9px; font-size: 8.6px; line-height: 1.5; color: var(--muted); word-break: keep-all; }
.ai-card b { display: block; font-size: 9px; font-weight: 700; color: var(--ink); margin-bottom: 2px; }
.ai-card.warn { box-shadow: inset 0 0 0 1px rgba(255, 159, 10, 0.45); }
.ai-card.warn b { color: var(--warn); }
.ai-act { display: flex; gap: 5px; margin-top: 6px; }
.mbtn { font-size: 8px; padding: 4px 9px; border-radius: 980px; white-space: nowrap; }
.mbtn.pri { background: var(--blue); color: #fff; font-weight: 700; }
.mbtn.gho { background: var(--bg-alt); color: var(--muted); }
.ai-chart { margin-top: auto; background: #fff; border-radius: 9px; padding: 7px 9px 4px; }
.ai-chart .kl { font-size: 8px; color: var(--muted); }
@media (max-width: 720px) {
  .mock-cols { grid-template-columns: 1fr; }
  .mock-app { grid-template-columns: 1fr; }
  .mock-side { flex-direction: row; align-items: center; gap: 2px; border-right: 0; border-bottom: 1px solid var(--hairline); padding: 8px 10px; overflow-x: auto; scrollbar-width: none; }
  .mock-side::-webkit-scrollbar { display: none; }
  .mock-logo { padding: 0 8px 0 0; white-space: nowrap; }
  .mock-nav { display: flex; }
  .mock-nav div { white-space: nowrap; margin-bottom: 0; }
  .mock-sys { display: none; }
  .kpis { grid-template-columns: 1fr 1fr; }
  .msearch { display: none; }
}

/* ============================================================ SECURITY (dark) */
.sec-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 5fr); gap: clamp(32px, 5vw, 56px); align-items: center; }
.badges { display: grid; grid-template-columns: 1fr; gap: 12px; }
.badge {
  display: flex; align-items: center; gap: 14px; padding: 17px 22px;
  border-radius: 16px; background: rgba(255, 255, 255, 0.08);
  font-size: 15px; font-weight: 600; color: #f5f5f7; letter-spacing: -0.01em; word-break: keep-all;
}
.badge svg { flex: none; width: 19px; height: 19px; stroke: var(--blue-dark); fill: none; }
@media (max-width: 960px) { .sec-grid { grid-template-columns: 1fr; } }

/* ============================================================ COMPANY — 슬림 스트립 */
.co-strip {
  display: flex; flex-wrap: wrap; justify-content: center; align-items: stretch; gap: 16px 0;
  border-top: 1px solid var(--hairline); border-bottom: 1px solid var(--hairline); padding: 26px 0;
}
.co-strip .co { flex: 1; min-width: 220px; text-align: center; padding: 4px 24px; }
.co-strip .co b { display: block; font-size: clamp(24px, 2.8vw, 32px); font-weight: 700; letter-spacing: -0.02em; color: var(--ink); font-variant-numeric: tabular-nums; }
.co-strip .co span { display: block; margin-top: 6px; font-size: 14px; color: var(--muted); word-break: keep-all; }
.co-strip .div { width: 1px; background: var(--hairline); }
.co-note { margin-top: 24px; text-align: center; font-size: 15px; color: var(--muted); word-break: keep-all; }
@media (max-width: 720px) { .co-strip .div { display: none; } .co-strip { gap: 20px 0; } }

/* ============================================================ CONTACT — 최종 CTA */
.cta-final { display: flex; flex-direction: column; align-items: center; gap: 16px; }
.cta-final .btn.big { padding: 16px 34px; font-size: 18px; }
.cta-final .sub { font-size: 13px; color: var(--muted-2); }
.cta-final .mail { display: inline-flex; align-items: center; gap: 9px; margin-top: 14px; font-size: 16px; font-weight: 600; color: var(--blue); }
.cta-final .mail svg { width: 17px; height: 17px; stroke: var(--blue); fill: none; }
.cta-final .mail:hover { text-decoration: underline; text-underline-offset: 3px; }

/* ============================================================ MODAL — 소개서 받기 */
body.modal-open { overflow: hidden; }
.modal { position: fixed; inset: 0; z-index: 200; display: grid; place-items: center; padding: 20px; }
.modal[hidden] { display: none; }
.modal-scrim {
  position: absolute; inset: 0; background: rgba(0, 0, 0, 0.4);
  opacity: 0; transition: opacity 0.35s ease;
}
.modal-sheet {
  position: relative; width: min(560px, 100%); max-height: calc(100dvh - 40px); overflow-y: auto;
  background: #fff; border-radius: var(--r-panel); padding: clamp(26px, 4vw, 40px);
  box-shadow: var(--shadow-window);
  opacity: 0; transform: translateY(24px) scale(0.98);
  transition: opacity 0.35s ease, transform 0.45s var(--ease); /* 진입·이탈 동일 경로 */
}
.modal.open .modal-scrim { opacity: 1; }
.modal.open .modal-sheet { opacity: 1; transform: none; }
.modal-close {
  position: absolute; top: 16px; right: 16px; width: 34px; height: 34px;
  display: grid; place-items: center; border: 0; border-radius: 50%;
  background: var(--bg-alt); color: var(--muted);
  transition: background 0.2s ease, transform 0.45s var(--ease);
}
.modal-close:hover { background: var(--fill); }
.modal-close:active { transform: scale(0.92); transition-duration: 0.2s, 0.1s; }
.modal-close svg { width: 14px; height: 14px; stroke: currentColor; fill: none; }
.modal-sheet h3 { font-size: clamp(22px, 2.6vw, 27px); letter-spacing: -0.02em; margin-top: 2px; }
.modal-sub { margin: 12px 0 22px; font-size: 14px; line-height: 1.6; color: var(--muted); word-break: keep-all; }

/* form */
.form { display: flex; flex-direction: column; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field label { display: block; font-size: 14px; font-weight: 600; color: var(--ink); margin-bottom: 7px; }
.field label em { font-style: normal; color: var(--red); margin-left: 2px; }
.field label .opt { font-size: 12px; font-weight: 400; color: var(--muted-2); }
.field input, .field textarea {
  width: 100%; padding: 13px 15px; border-radius: 12px; border: 1px solid var(--hairline-strong);
  background: #fff; color: var(--ink); font-family: inherit; font-size: 16px;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.field input::placeholder, .field textarea::placeholder { color: var(--muted-2); }
.field input:focus, .field textarea:focus {
  outline: none; border-color: var(--blue); box-shadow: 0 0 0 3.5px rgba(0, 113, 227, 0.18);
}
.field textarea { min-height: 108px; resize: vertical; }
.interest { display: flex; flex-wrap: wrap; gap: 8px; }
.interest input { position: absolute; opacity: 0; pointer-events: none; }
.interest label {
  display: inline-flex; align-items: center; padding: 9px 16px; border-radius: 980px;
  border: 1px solid var(--hairline-strong); background: #fff;
  font-size: 14px; font-weight: 500; color: var(--ink); cursor: pointer; margin: 0;
  transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease, transform 0.45s var(--ease);
}
.interest label:active { transform: scale(0.95); transition-duration: 0.25s, 0.25s, 0.25s, 0.1s; }
.interest input:checked + label { border-color: var(--blue); color: #fff; background: var(--blue); }
.interest input:focus-visible + label { outline: 3px solid rgba(0, 113, 227, 0.55); outline-offset: 2px; }
.consent { display: flex; align-items: flex-start; gap: 10px; font-size: 13px; color: var(--muted); line-height: 1.6; word-break: keep-all; }
.consent input { width: 16px; height: 16px; margin-top: 3px; accent-color: var(--blue); flex: none; }
.consent label.inline { display: inline; margin: 0; font-size: inherit; font-weight: inherit; color: inherit; }
.consent a { color: var(--blue); text-decoration: underline; text-underline-offset: 2px; }
.consent-detail { display: none; margin-top: 6px; padding: 13px 16px; border-radius: 12px; background: var(--bg-alt); font-size: 12.5px; line-height: 1.7; color: var(--muted); word-break: keep-all; }
.consent-detail.open { display: block; }
.form .btn { margin-top: 4px; width: 100%; padding: 15px 26px; }
.form-status { min-height: 1.3em; font-size: 14px; word-break: keep-all; }
.form-status.ok { color: var(--green); font-weight: 600; }
.form-status.err { color: var(--red); font-weight: 600; }
.hp { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }
@media (max-width: 560px) { .form-row { grid-template-columns: 1fr; } }

/* ============================================================ FOOTER */
footer.site { background: var(--bg-alt); padding: 44px 0 48px; }
.foot-top { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.foot-top .brand { display: flex; align-items: center; gap: 9px; font-size: 14px; font-weight: 600; letter-spacing: 0.1em; color: var(--ink); }
.foot-top .brand b { color: var(--blue); }
.foot-top .brand img { width: 24px; height: 24px; object-fit: contain; }
.foot-top .tag { font-size: 12px; color: var(--muted-2); }
.biz { display: flex; flex-wrap: wrap; gap: 14px 36px; margin-top: 28px; padding-top: 24px; border-top: 1px solid var(--hairline); }
.biz .item .k { font-size: 11px; color: var(--muted-2); }
.biz .item .v { margin-top: 3px; font-size: 13px; font-weight: 500; color: var(--muted); word-break: keep-all; }
.biz .item .v a:hover { color: var(--blue); }
.foot-legal { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; margin-top: 28px; padding-top: 20px; border-top: 1px solid var(--hairline); }
.foot-legal p { font-size: 12px; color: var(--muted-2); }

/* ============================================================
   모바일 카드 레일 — 네이티브 스크롤 물리(모멘텀·러버밴드) + 스냅
   ============================================================ */
@media (max-width: 900px) {
  .rail {
    display: grid; grid-template-columns: none; grid-auto-flow: column; grid-auto-columns: min(78vw, 340px);
    overflow-x: auto; overscroll-behavior-x: contain;
    scroll-snap-type: x mandatory; scroll-padding-inline: var(--gutter);
    margin-inline: calc(var(--gutter) * -1); padding-inline: var(--gutter); padding-bottom: 6px;
    scrollbar-width: none;
  }
  .rail::-webkit-scrollbar { display: none; }
  .rail > * { scroll-snap-align: center; }
  .case-metrics { gap: 12px; }
  .case-metrics b { font-size: 19px; }
  .case-metrics span { font-size: 11.5px; }
  .pain-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   접근성 선호 설정 — 모션·투명도·대비
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .rv { transform: none; transition: opacity 0.3s ease; }
  .rv.d1, .rv.d2, .rv.d3, .rv.d4 { transition-delay: 0s; }
  .btn, .interest label, .nav-toggle span, .nav-links, .modal-close { transition: none; }
  .btn:active, .interest label:active, .modal-close:active { transform: none; }
  .modal-scrim { transition: opacity 0.2s ease; }
  .modal-sheet { transform: none; transition: opacity 0.2s ease; }
}
@media (prefers-reduced-transparency: reduce) {
  .nav, .nav-links { background: #fbfbfd; -webkit-backdrop-filter: none; backdrop-filter: none; }
}
@media (prefers-contrast: more) {
  :root { --hairline: rgba(0, 0, 0, 0.4); --muted: #494949; --muted-2: #57575c; }
  .card, .badge, .note-strip, .hero-axes .ax { box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.45); }
  .dark .badge { box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.6); }
  .nav { background: #fff; }
}