:root {
  --ink: #0d1725;
  --ink-soft: #3f4d5f;
  --muted: #6f7d8e;
  --line: rgba(13, 23, 37, 0.11);
  --paper: #f6f8fb;
  --white: #ffffff;
  --navy: #0b1830;
  --navy-2: #102544;
  --mint: #67f0c2;
  --mint-deep: #1fc590;
  --sky: #7eb8ff;
  --violet: #a895ff;
  --coral: #ff9f8a;
  --radius-sm: 14px;
  --radius-md: 22px;
  --radius-lg: 34px;
  --shadow: 0 30px 80px rgba(12, 28, 51, 0.12);
  --max: 1220px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: Pretendard, "Noto Sans KR", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  word-break: keep-all;
  -webkit-font-smoothing: antialiased;
}
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
img, svg { max-width: 100%; display: block; }

.skip-link {
  position: fixed; left: 12px; top: -60px; z-index: 9999;
  padding: 12px 16px; background: var(--ink); color: white; border-radius: 10px;
}
.skip-link:focus { top: 12px; }

.container { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }
.section { padding: 132px 0; }
.section-sm { padding: 88px 0; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 9px;
  margin-bottom: 22px; color: #476078; font-size: 13px; font-weight: 800;
  letter-spacing: .12em; text-transform: uppercase;
}
.eyebrow::before { content: ""; width: 24px; height: 2px; border-radius: 2px; background: var(--mint-deep); }
.display {
  margin: 0; font-size: clamp(46px, 7vw, 92px); line-height: .98;
  letter-spacing: -.06em; font-weight: 800;
}
.h1 { margin: 0; font-size: clamp(46px, 6.3vw, 82px); line-height: 1.02; letter-spacing: -.055em; }
.h2 { margin: 0; font-size: clamp(36px, 4.4vw, 62px); line-height: 1.08; letter-spacing: -.045em; }
.h3 { margin: 0; font-size: clamp(25px, 2.4vw, 36px); line-height: 1.18; letter-spacing: -.035em; }
.lead { margin: 26px 0 0; max-width: 720px; font-size: clamp(18px, 1.8vw, 23px); line-height: 1.72; color: var(--ink-soft); }
.body-lg { font-size: 19px; line-height: 1.85; color: var(--ink-soft); }
.muted { color: var(--muted); }
.accent { color: var(--mint-deep); }

.btn {
  min-height: 54px; padding: 0 24px; border: 0; border-radius: 999px;
  display: inline-flex; align-items: center; justify-content: center; gap: 11px;
  font-weight: 800; cursor: pointer; transition: transform .25s ease, box-shadow .25s ease, background .25s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { color: #071920; background: var(--mint); box-shadow: 0 14px 32px rgba(61, 213, 164, .28); }
.btn-primary:hover { background: #82f6d2; }
.btn-dark { color: white; background: var(--ink); box-shadow: 0 14px 34px rgba(13, 23, 37, .18); }
.btn-ghost { border: 1px solid var(--line); background: rgba(255,255,255,.72); backdrop-filter: blur(10px); }
.btn-arrow::after { content: "↗"; font-size: 16px; }

.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 1000; height: 82px;
  transition: background .25s, border-color .25s, box-shadow .25s;
}
.site-header.scrolled, .site-header.light {
  background: rgba(255,255,255,.9); backdrop-filter: blur(18px); border-bottom: 1px solid rgba(13,23,37,.08);
}
.site-header.scrolled { box-shadow: 0 8px 30px rgba(12,28,51,.055); }
.nav-wrap { height: 82px; display: flex; align-items: center; justify-content: space-between; }
.logo { display: inline-flex; align-items: center; gap: 11px; font-size: 22px; font-weight: 900; letter-spacing: -.05em; }
.logo-mark { width: 35px; height: 35px; position: relative; border-radius: 11px; background: var(--ink); overflow: hidden; }
.logo-mark::before { content: ""; position: absolute; width: 26px; height: 26px; border-radius: 50%; background: var(--mint); left: -7px; top: 8px; }
.logo-mark::after { content: ""; position: absolute; width: 19px; height: 19px; border-radius: 6px; border: 3px solid white; right: 5px; top: 5px; }
.nav { display: flex; align-items: center; gap: 34px; }
.nav > a, .nav-link { font-weight: 750; font-size: 15px; color: #26384b; }
.nav-item { position: relative; }
.nav-link { background: transparent; border: 0; cursor: pointer; padding: 24px 0; }
.mega {
  position: absolute; width: 520px; top: 62px; left: 50%; transform: translate(-50%, 14px);
  padding: 16px; border: 1px solid var(--line); background: rgba(255,255,255,.96); border-radius: 24px;
  box-shadow: var(--shadow); opacity: 0; visibility: hidden; transition: .22s ease;
}
.nav-item:hover .mega, .nav-item:focus-within .mega { opacity: 1; visibility: visible; transform: translate(-50%, 0); }
.mega-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.mega-card { padding: 18px; border-radius: 17px; transition: background .2s; }
.mega-card:hover { background: var(--paper); }
.mega-card strong { display: block; margin-bottom: 5px; }
.mega-card span { color: var(--muted); font-size: 13px; line-height: 1.5; }
.nav-cta { padding: 11px 18px; border-radius: 999px; color: white !important; background: var(--ink); }
.mobile-toggle { display: none; width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--line); background: white; }
.mobile-menu { display: none; }
.mobile-toggle span, .mobile-toggle::before, .mobile-toggle::after { content: ""; display: block; width: 18px; height: 2px; margin: 4px auto; background: var(--ink); }

.hero {
  position: relative; min-height: 830px; padding: 175px 0 90px; overflow: hidden;
  background:
    radial-gradient(circle at 78% 22%, rgba(126,184,255,.30), transparent 26%),
    radial-gradient(circle at 70% 62%, rgba(103,240,194,.24), transparent 29%),
    linear-gradient(180deg, #f7fbff 0%, #fff 75%);
}
.hero::before {
  content: ""; position: absolute; width: 620px; height: 620px; right: -160px; top: 80px;
  border: 1px solid rgba(13,23,37,.10); border-radius: 50%; box-shadow: 0 0 0 90px rgba(255,255,255,.32), 0 0 0 180px rgba(13,23,37,.025);
}
.hero-grid { display: grid; grid-template-columns: 1.08fr .92fr; align-items: center; gap: 70px; }
.hero-copy { position: relative; z-index: 2; }
.hero-actions { margin-top: 38px; display: flex; flex-wrap: wrap; gap: 12px; }
.hero-note { margin-top: 34px; display: flex; align-items: center; gap: 12px; font-size: 14px; color: var(--muted); }
.hero-note::before { content: ""; width: 42px; height: 1px; background: #9ba7b5; }
.orbit { position: relative; height: 520px; }
.orbit-core {
  position: absolute; inset: 50% auto auto 50%; transform: translate(-50%,-50%);
  width: 260px; height: 260px; border-radius: 50%; background: var(--navy);
  display: grid; place-items: center; color: white; box-shadow: 0 40px 90px rgba(11,24,48,.24);
}
.orbit-core::before { content: ""; position: absolute; inset: 17px; border: 1px solid rgba(255,255,255,.22); border-radius: 50%; }
.orbit-core strong { font-size: 68px; letter-spacing: -.08em; }
.orbit-core small { display: block; margin-top: -4px; text-align: center; color: #b9c7d9; letter-spacing: .08em; }
.orbit-ring { position: absolute; inset: 28px; border: 1px dashed rgba(13,23,37,.20); border-radius: 50%; animation: spin 34s linear infinite; }
.orbit-ring.two { inset: 84px; animation-duration: 22s; animation-direction: reverse; }
.orbit-node {
  position: absolute; min-width: 152px; padding: 16px 18px; border-radius: 18px; border: 1px solid rgba(13,23,37,.10);
  background: rgba(255,255,255,.8); backdrop-filter: blur(14px); box-shadow: 0 18px 45px rgba(12,28,51,.10);
}
.orbit-node b { display: block; font-size: 15px; margin-bottom: 4px; }
.orbit-node span { color: var(--muted); font-size: 12px; }
.node-1 { top: 50px; left: 40px; }
.node-2 { top: 120px; right: 0; }
.node-3 { bottom: 45px; left: 70px; }
.node-4 { bottom: 95px; right: 18px; }
.node-dot { width: 11px; height: 11px; border-radius: 50%; margin-bottom: 10px; background: var(--mint-deep); box-shadow: 0 0 0 7px rgba(31,197,144,.13); }
.node-2 .node-dot { background: var(--sky); box-shadow: 0 0 0 7px rgba(126,184,255,.16); }
.node-3 .node-dot { background: var(--violet); box-shadow: 0 0 0 7px rgba(168,149,255,.16); }
.node-4 .node-dot { background: var(--coral); box-shadow: 0 0 0 7px rgba(255,159,138,.16); }
@keyframes spin { to { transform: rotate(360deg); } }

.trust-strip { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: #fff; }
.trust-inner { min-height: 98px; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.trust-label { font-size: 14px; color: var(--muted); }
.trust-items { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 28px; color: #687789; font-weight: 800; font-size: 14px; letter-spacing: -.02em; }

.intro-grid { display: grid; grid-template-columns: .82fr 1.18fr; gap: 90px; align-items: start; }
.intro-sticky { position: sticky; top: 130px; }
.intro-copy { display: grid; gap: 36px; }
.intro-copy p { margin: 0; font-size: clamp(25px, 3.2vw, 43px); line-height: 1.5; letter-spacing: -.04em; font-weight: 720; }
.intro-copy .soft { color: #a4afbb; }

.services { background: var(--paper); }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 30px; margin-bottom: 54px; }
.section-head p { max-width: 450px; margin: 0; color: var(--muted); line-height: 1.75; }
.service-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 20px; }
.service-card {
  display: block; position: relative; min-height: 490px; padding: 34px; border-radius: 30px; overflow: hidden;
  color: white; background: var(--navy); box-shadow: 0 22px 54px rgba(11,24,48,.14);
  transition: transform .35s ease, box-shadow .35s ease;
}
.service-card:hover { transform: translateY(-7px); box-shadow: 0 34px 70px rgba(11,24,48,.20); }
.service-card.large { grid-column: span 7; }
.service-card.small { grid-column: span 5; }
.service-card.wide { grid-column: span 12; min-height: 360px; }
.service-card::after { content: ""; position: absolute; width: 330px; height: 330px; border-radius: 50%; right: -120px; bottom: -130px; background: rgba(255,255,255,.08); }
.service-card.automation { background: linear-gradient(145deg, #0b1830, #14355a); }
.service-card.aura { background: linear-gradient(145deg, #342b73, #8c75e8); }
.service-card.invitation { background: linear-gradient(145deg, #13392f, #1f9771); }
.service-card .tag { display: inline-flex; padding: 8px 12px; border-radius: 999px; background: rgba(255,255,255,.13); font-size: 12px; font-weight: 800; }
.service-card h3 { position: relative; z-index: 2; margin: 78px 0 18px; max-width: 560px; font-size: clamp(34px, 4vw, 56px); line-height: 1.08; letter-spacing: -.05em; }
.service-card p { position: relative; z-index: 2; margin: 0; max-width: 520px; color: rgba(255,255,255,.74); line-height: 1.75; }
.service-card .card-link { position: absolute; z-index: 3; left: 34px; bottom: 30px; display: flex; align-items: center; gap: 10px; font-weight: 800; }
.service-symbol { position: absolute; z-index: 1; right: 26px; top: 25px; width: 150px; height: 150px; opacity: .9; }
.symbol-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 7px; transform: rotate(-9deg); }
.symbol-grid i { aspect-ratio: 1; border: 1px solid rgba(255,255,255,.35); border-radius: 8px; background: rgba(255,255,255,.06); }
.symbol-aura { border-radius: 50%; border: 1px solid rgba(255,255,255,.35); box-shadow: inset 0 0 0 22px rgba(255,255,255,.08), inset 0 0 0 48px rgba(255,255,255,.05); }
.symbol-invite { display: grid; place-items: center; border: 1px solid rgba(255,255,255,.30); border-radius: 26px; transform: rotate(8deg); }
.symbol-invite::before { content: "✦"; font-size: 54px; }

.proof { background: var(--navy); color: white; overflow: hidden; }
.proof-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; align-items: center; }
.proof .lead { color: #b8c7d8; }
.proof-card { padding: 34px; border: 1px solid rgba(255,255,255,.14); border-radius: 30px; background: rgba(255,255,255,.055); }
.proof-card + .proof-card { margin-top: 16px; }
.proof-card span { display: block; color: var(--mint); font-size: 12px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.proof-card strong { display: block; margin-top: 10px; font-size: 23px; line-height: 1.45; }
.proof-card p { margin: 12px 0 0; color: #afbed0; line-height: 1.7; }

.principles-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 56px; }
.principle { padding: 30px; min-height: 270px; border-radius: 24px; border: 1px solid var(--line); background: white; }
.principle .num { display: inline-grid; place-items: center; width: 36px; height: 36px; border-radius: 50%; background: var(--paper); font-weight: 900; color: var(--mint-deep); }
.principle h3 { margin: 48px 0 13px; font-size: 24px; letter-spacing: -.035em; }
.principle p { margin: 0; color: var(--muted); line-height: 1.75; }

.cta-band { padding: 60px 0 100px; }
.cta-box { padding: 66px; border-radius: 36px; color: white; background: linear-gradient(130deg, #0b1830, #16395c); position: relative; overflow: hidden; }
.cta-box::after { content: ""; position: absolute; width: 320px; height: 320px; border-radius: 50%; right: -80px; top: -120px; background: rgba(103,240,194,.18); filter: blur(3px); }
.cta-box h2 { max-width: 740px; position: relative; z-index: 2; }
.cta-box p { color: #bdcad8; max-width: 650px; line-height: 1.75; position: relative; z-index: 2; }
.cta-box .btn { margin-top: 18px; position: relative; z-index: 2; }

.site-footer { padding: 72px 0 38px; background: #0a1422; color: white; }
.footer-top { display: grid; grid-template-columns: 1.2fr .8fr; gap: 70px; padding-bottom: 54px; border-bottom: 1px solid rgba(255,255,255,.12); }
.footer-brand p { margin: 22px 0 0; max-width: 510px; color: #93a3b6; line-height: 1.7; }
.footer-nav { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px 50px; align-content: start; }
.footer-nav a { color: #c3cfdb; font-size: 14px; }
.footer-nav a:hover { color: var(--mint); }
.footer-bottom { padding-top: 34px; display: grid; grid-template-columns: 1fr auto; gap: 40px; align-items: end; }
.business-info { color: #8c9bae; font-size: 13px; line-height: 1.9; }
.business-info b { color: #d7e0e9; }
.footer-links { display: flex; gap: 18px; color: #9aa8b8; font-size: 13px; }
.copyright { margin-top: 22px; color: #68778a; font-size: 12px; }

/* Inner pages */
.page-hero { padding: 178px 0 100px; background: linear-gradient(180deg, #f5f9fd, white); }
.page-hero .lead { max-width: 820px; }
.breadcrumb { margin-bottom: 34px; font-size: 13px; color: var(--muted); }
.breadcrumb a { color: #42566c; }
.page-visual { margin-top: 70px; min-height: 460px; border-radius: 36px; overflow: hidden; position: relative; background: var(--navy); }
.page-visual::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 76% 28%, rgba(103,240,194,.38), transparent 28%), radial-gradient(circle at 24% 70%, rgba(126,184,255,.28), transparent 34%); }
.page-visual .word { position: absolute; left: 6%; bottom: 8%; color: white; font-size: clamp(62px, 12vw, 170px); font-weight: 900; letter-spacing: -.08em; opacity: .94; }

.service-hero { padding: 160px 0 100px; min-height: 760px; color: white; display: grid; align-items: center; position: relative; overflow: hidden; }
.service-hero.automation-bg { background: linear-gradient(145deg, #071426, #174064); }
.service-hero.aura-bg { background: linear-gradient(145deg, #211a55, #8a72e5); }
.service-hero.invitation-bg { background: linear-gradient(145deg, #0f2f29, #258765); }
.service-hero::before { content: ""; position: absolute; width: 620px; height: 620px; right: -90px; top: 100px; border-radius: 50%; border: 1px solid rgba(255,255,255,.18); box-shadow: 0 0 0 90px rgba(255,255,255,.035), 0 0 0 180px rgba(255,255,255,.025); }
.service-hero-inner { position: relative; z-index: 2; }
.service-hero .eyebrow { color: rgba(255,255,255,.7); }
.service-hero .eyebrow::before { background: var(--mint); }
.service-hero .lead { color: rgba(255,255,255,.72); }
.service-hero .service-meta { margin-top: 45px; display: flex; flex-wrap: wrap; gap: 11px; }
.service-meta span { padding: 10px 14px; border: 1px solid rgba(255,255,255,.20); border-radius: 999px; font-size: 13px; color: rgba(255,255,255,.82); }

.detail-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 90px; align-items: start; }
.detail-side { position: sticky; top: 128px; }
.detail-content { display: grid; gap: 80px; }
.detail-block h3 { font-size: 32px; margin: 0 0 22px; letter-spacing: -.04em; }
.detail-block p { margin: 0; color: var(--ink-soft); font-size: 18px; line-height: 1.9; }
.feature-list { margin: 30px 0 0; padding: 0; list-style: none; display: grid; gap: 14px; }
.feature-list li { padding: 18px 20px; border-radius: 16px; background: var(--paper); display: flex; gap: 13px; line-height: 1.55; }
.feature-list li::before { content: "✓"; flex: 0 0 auto; color: var(--mint-deep); font-weight: 900; }

.mockup { padding: 38px; border-radius: 30px; background: var(--paper); }
.mock-window { border-radius: 22px; background: white; box-shadow: var(--shadow); overflow: hidden; border: 1px solid var(--line); }
.mock-bar { height: 48px; display: flex; align-items: center; gap: 7px; padding: 0 18px; border-bottom: 1px solid var(--line); }
.mock-bar i { width: 9px; height: 9px; border-radius: 50%; background: #d8dde4; }
.mock-body { padding: 28px; }
.mock-title { width: 46%; height: 19px; border-radius: 6px; background: #1a2a3d; margin-bottom: 14px; }
.mock-line { height: 10px; border-radius: 4px; background: #e8ecf1; margin-top: 9px; }
.mock-line.short { width: 64%; }
.mock-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 27px; }
.mock-card { height: 110px; border-radius: 14px; background: linear-gradient(145deg, #edf4fa, #f8fafc); border: 1px solid #e5eaf0; }
.operator-box { padding: 30px; border: 1px solid rgba(31,197,144,.28); background: #f1fcf8; border-radius: 22px; }
.operator-box strong { display: block; font-size: 20px; margin-bottom: 10px; }
.operator-box p { margin: 0; color: #48645b; line-height: 1.7; }

.company-stats { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.company-stat { padding: 48px 30px; border-right: 1px solid var(--line); }
.company-stat:last-child { border-right: 0; }
.company-stat strong { display: block; font-size: 34px; letter-spacing: -.04em; }
.company-stat span { display: block; margin-top: 9px; color: var(--muted); }

.contact-grid { display: grid; grid-template-columns: .82fr 1.18fr; gap: 80px; }
.contact-cards { display: grid; gap: 14px; margin-top: 36px; }
.contact-card { padding: 22px; border-radius: 18px; background: var(--paper); }
.contact-card small { display: block; color: var(--muted); margin-bottom: 6px; }
.contact-card strong { font-size: 18px; }
.contact-form { padding: 34px; border: 1px solid var(--line); border-radius: 28px; box-shadow: 0 24px 66px rgba(12,28,51,.08); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: grid; gap: 8px; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: 13px; font-weight: 800; }
.field input, .field textarea, .field select { width: 100%; border: 1px solid var(--line); border-radius: 13px; padding: 15px 16px; background: #fbfcfd; outline: none; }
.field input:focus, .field textarea:focus, .field select:focus { border-color: var(--mint-deep); box-shadow: 0 0 0 4px rgba(31,197,144,.10); }
.field textarea { min-height: 150px; resize: vertical; }
.form-note { margin-top: 14px; font-size: 12px; color: var(--muted); line-height: 1.6; }

.policy { max-width: 860px; margin: 0 auto; }
.policy h2 { margin: 56px 0 18px; font-size: 25px; letter-spacing: -.03em; }
.policy h3 { margin: 34px 0 14px; font-size: 19px; }
.policy p, .policy li { color: var(--ink-soft); line-height: 1.85; }
.policy ul { padding-left: 22px; }
.policy .notice { padding: 22px; border-radius: 16px; background: var(--paper); }

.reveal { opacity: 1; transform: none; }
.reveal.visible { animation: reveal-in .7s ease both; }
@keyframes reveal-in { from { opacity: .12; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }

@media (max-width: 1020px) {
  .nav { display: none; }
  .mobile-toggle { display: block; }
  .mobile-menu {
    position: fixed; inset: 82px 0 0; padding: 30px 20px 50px; background: white; display: none; overflow: auto;
  }
  .mobile-menu.open { display: block; }
  .mobile-menu a { display: block; padding: 17px 4px; border-bottom: 1px solid var(--line); font-size: 20px; font-weight: 800; }
  .mobile-menu .sub { padding-left: 14px; font-size: 16px; color: var(--muted); }
  .hero-grid, .proof-grid, .intro-grid, .detail-grid, .contact-grid { grid-template-columns: 1fr; }
  .hero { min-height: auto; }
  .orbit { height: 500px; max-width: 640px; width: 100%; margin: 10px auto 0; }
  .intro-sticky, .detail-side { position: static; }
  .service-card.large, .service-card.small { grid-column: span 6; }
  .service-card.wide { grid-column: span 12; }
  .principles-grid { grid-template-columns: 1fr 1fr; }
  .footer-top { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .container { width: min(calc(100% - 28px), var(--max)); }
  .section { padding: 92px 0; }
  .section-sm { padding: 68px 0; }
  .site-header, .nav-wrap { height: 70px; }
  .mobile-menu { inset: 70px 0 0; }
  .hero { padding: 132px 0 60px; }
  .hero-grid { gap: 40px; }
  .hero::before { width: 420px; height: 420px; }
  .hero-actions { align-items: stretch; }
  .hero-actions .btn { width: 100%; }
  .orbit { height: 390px; transform: scale(.92); }
  .orbit-core { width: 190px; height: 190px; }
  .orbit-core strong { font-size: 52px; }
  .orbit-ring { inset: 25px; }
  .orbit-ring.two { inset: 70px; }
  .orbit-node { min-width: 124px; padding: 12px; }
  .node-1 { left: 0; top: 22px; }
  .node-2 { right: -4px; top: 70px; }
  .node-3 { left: 8px; bottom: 26px; }
  .node-4 { right: 0; bottom: 52px; }
  .trust-inner { padding: 25px 0; align-items: flex-start; flex-direction: column; }
  .trust-items { justify-content: flex-start; gap: 18px; }
  .section-head { display: block; }
  .section-head p { margin-top: 20px; }
  .service-grid { display: block; }
  .service-card { min-height: 430px; margin-bottom: 16px; padding: 26px; }
  .service-card h3 { margin-top: 64px; }
  .service-card .card-link { left: 26px; }
  .principles-grid { grid-template-columns: 1fr; }
  .cta-box { padding: 42px 26px; }
  .footer-bottom { grid-template-columns: 1fr; }
  .footer-links { flex-wrap: wrap; }
  .page-hero { padding: 130px 0 70px; }
  .page-visual { min-height: 320px; margin-top: 45px; }
  .service-hero { padding: 125px 0 75px; min-height: 650px; }
  .mockup { padding: 16px; }
  .mock-cards { grid-template-columns: 1fr; }
  .company-stats { grid-template-columns: 1fr; }
  .company-stat { border-right: 0; border-bottom: 1px solid var(--line); }
  .company-stat:last-child { border-bottom: 0; }
  .form-grid { grid-template-columns: 1fr; }
  .field.full { grid-column: auto; }
  .contact-form { padding: 24px 18px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

/* HTM v2 updates */
.logo-img {
  width: 42px;
  height: 42px;
  object-fit: contain;
  border-radius: 12px;
  flex: 0 0 auto;
}
.footer-logo .logo-img { width: 46px; height: 46px; }

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}
.portfolio-card {
  min-height: 420px;
  padding: 30px;
}
.portfolio-card::after { display: none; }
.portfolio-card h3 { margin: 22px 0 12px; font-size: clamp(32px, 3vw, 42px); letter-spacing: -.04em; }
.portfolio-card p { max-width: 95%; }
.portfolio-logo-box {
  width: 100%;
  height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 24px;
  background: rgba(255,255,255,.92);
  border: 1px solid rgba(255,255,255,.18);
  box-shadow: inset 0 0 0 1px rgba(13,23,37,.04);
  padding: 14px;
}
.portfolio-logo-box img { width: 100%; height: 100%; object-fit: contain; }
.portfolio-card.automation { background: linear-gradient(145deg, #0a1628, #153a56); }
.portfolio-card.aura { background: linear-gradient(145deg, #231c5f, #8b70e8); }
.portfolio-card.invitation { background: linear-gradient(145deg, #0d2f29, #257a67); }
.portfolio-card.sunlink { background: linear-gradient(145deg, #12325a, #3476c2); }
.portfolio-logo-box.htm { background: rgba(255,255,255,.95); }
.portfolio-logo-box.aura { background: rgba(255,255,255,.16); }
.portfolio-logo-box.invitation { background: rgba(255,255,255,.95); }
.portfolio-logo-box.sunlink { background: rgba(255,255,255,.95); }

.company-visual .word { opacity: .25; }
.page-logo-overlay {
  position: absolute;
  right: 6%;
  top: 50%;
  transform: translateY(-50%);
  width: min(320px, 38vw);
  object-fit: contain;
  border-radius: 28px;
  box-shadow: 0 24px 60px rgba(8,17,35,.18);
}

.service-brand-head {
  display: flex;
  align-items: center;
  gap: 22px;
}
.service-brand-logo {
  width: 190px;
  max-width: 26vw;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 18px 36px rgba(0,0,0,.18));
}
.service-brand-logo-round {
  width: 120px;
  border-radius: 24px;
}
.side-copy {
  margin-top: 20px;
  color: var(--ink-soft);
  line-height: 1.85;
}
.sunlink-bg { background: linear-gradient(145deg, #10284d, #2c6fbf); }

.usecase-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}
.usecase-card {
  padding: 28px;
  border-radius: 24px;
  background: white;
  border: 1px solid var(--line);
  box-shadow: 0 18px 42px rgba(12,28,51,.06);
}
.usecase-card h3 {
  margin: 0 0 12px;
  font-size: 24px;
  letter-spacing: -.03em;
}
.usecase-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.proposal-box {
  display: grid;
  grid-template-columns: 1.3fr .7fr;
  gap: 40px;
  align-items: center;
  padding: 44px;
  border-radius: 30px;
  background: linear-gradient(180deg, #f8fbff 0%, #f2f7fc 100%);
  border: 1px solid rgba(13,23,37,.08);
  box-shadow: 0 24px 60px rgba(12,28,51,.08);
}
.proposal-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: stretch;
}
.compact-head { margin-bottom: 28px; }

@media (max-width: 1020px) {
  .portfolio-grid,
  .usecase-grid,
  .proposal-box { grid-template-columns: 1fr; }
  .service-brand-head { align-items: flex-start; }
  .service-brand-logo { max-width: 220px; }
}

@media (max-width: 720px) {
  .logo-img { width: 38px; height: 38px; }
  .page-logo-overlay {
    width: 180px;
    right: 16px;
    top: auto;
    bottom: 16px;
    transform: none;
  }
  .service-brand-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }
  .service-brand-logo { width: 170px; max-width: 70vw; }
  .service-brand-logo-round { width: 100px; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .portfolio-card { min-height: 380px; }
  .portfolio-card h3 { margin-top: 18px; }
  .portfolio-logo-box { height: 138px; }
  .proposal-box { padding: 28px 22px; }
}

/* HTM v3: portfolio navigation and seamless logo panels */
.portfolio-subnav {
  position: fixed;
  top: 82px;
  left: 0;
  right: 0;
  z-index: 990;
  height: 58px;
  background: rgba(255,255,255,.96);
  border-bottom: 1px solid rgba(13,23,37,.10);
  box-shadow: 0 10px 28px rgba(12,28,51,.06);
  backdrop-filter: blur(16px);
}
.portfolio-subnav-inner {
  height: 100%;
  display: flex;
  align-items: center;
  gap: 28px;
}
.portfolio-subnav-label {
  flex: 0 0 auto;
  color: #8793a1;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: .14em;
}
.portfolio-subnav-links {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
}
.portfolio-subnav-links::-webkit-scrollbar { display: none; }
.portfolio-subnav-links a {
  flex: 0 0 auto;
  padding: 10px 16px;
  border-radius: 999px;
  color: #536274;
  font-size: 14px;
  font-weight: 800;
  transition: color .2s ease, background .2s ease, transform .2s ease;
}
.portfolio-subnav-links a:hover {
  color: var(--ink);
  background: var(--paper);
}
.portfolio-subnav-links a.active {
  color: white;
  background: var(--ink);
  box-shadow: 0 8px 18px rgba(13,23,37,.16);
}

.portfolio-logo-box,
.portfolio-logo-box.htm,
.portfolio-logo-box.aura,
.portfolio-logo-box.invitation,
.portfolio-logo-box.sunlink {
  background: #ffffff;
}
.portfolio-logo-box img {
  filter: none;
}

@media (max-width: 720px) {
  .portfolio-subnav {
    top: 70px;
    height: 54px;
  }
  .portfolio-subnav-inner {
    gap: 12px;
  }
  .portfolio-subnav-label {
    display: none;
  }
  .portfolio-subnav-links {
    width: 100%;
  }
  .portfolio-subnav-links a {
    padding: 9px 13px;
    font-size: 13px;
  }
}

/* v4 service hero logo polish */
.service-brand-head {
  gap: 26px;
  margin-bottom: 10px;
}
.service-brand-badge {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px 22px;
  min-height: 98px;
  min-width: 170px;
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(255,255,255,.18), rgba(255,255,255,.10));
  border: 1px solid rgba(255,255,255,.16);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.15), 0 16px 34px rgba(7,14,26,.12);
  backdrop-filter: blur(10px);
}
.service-brand-badge.aura {
  background: linear-gradient(180deg, rgba(255,255,255,.14), rgba(255,255,255,.08));
}
.service-brand-badge.invitation,
.service-brand-badge.sunlink {
  background: linear-gradient(180deg, rgba(255,255,255,.95), rgba(255,255,255,.90));
  border-color: rgba(255,255,255,.26);
}
.service-brand-badge.automation {
  padding: 14px;
  min-width: 112px;
  min-height: 112px;
  border-radius: 28px;
  background: linear-gradient(180deg, rgba(255,255,255,.94), rgba(255,255,255,.88));
}
.service-brand-logo {
  width: 228px;
  max-width: 22vw;
  height: auto;
  max-height: 82px;
  object-fit: contain;
  object-position: center;
  display: block;
  filter: drop-shadow(0 10px 22px rgba(0,0,0,.10));
}
.service-brand-logo-round {
  width: 84px;
  max-width: none;
  max-height: none;
  border-radius: 18px;
}
.service-brand-badge.invitation .service-brand-logo {
  width: 188px;
  max-height: 118px;
}
.service-brand-badge.sunlink .service-brand-logo {
  width: 224px;
  max-height: 86px;
}
.service-brand-badge.aura .service-brand-logo {
  width: 246px;
  max-height: 72px;
}

@media (max-width: 1020px) {
  .service-brand-badge {
    min-width: 152px;
    min-height: 88px;
    padding: 16px 18px;
  }
  .service-brand-logo {
    max-width: 240px;
  }
}

@media (max-width: 720px) {
  .service-brand-head {
    gap: 14px;
  }
  .service-brand-badge {
    min-width: 138px;
    min-height: 78px;
    padding: 12px 14px;
    border-radius: 18px;
  }
  .service-brand-badge.automation {
    min-width: 86px;
    min-height: 86px;
    padding: 10px;
    border-radius: 22px;
  }
  .service-brand-logo {
    width: 190px;
    max-width: 56vw;
    max-height: 62px;
  }
  .service-brand-logo-round {
    width: 66px;
  }
  .service-brand-badge.invitation .service-brand-logo {
    width: 148px;
    max-height: 92px;
  }
  .service-brand-badge.sunlink .service-brand-logo {
    width: 178px;
    max-height: 62px;
  }
  .service-brand-badge.aura .service-brand-logo {
    width: 192px;
    max-height: 56px;
  }
}