:root {
      --navy-950: #06172e;
      --navy-900: #0b2245;
      --navy-800: #102f60;
      --navy-700: #163a70;
      --blue-600: #1477ea;
      --blue-500: #1d8bff;
      --blue-400: #46a4ff;
      --blue-100: #e5f1ff;
      --cyan-400: #39d3ff;
      --green-500: #16b874;
      --amber-500: #f4a928;
      --surface: #ffffff;
      --surface-alt: #f5f7fa;
      --border: #e5eaf1;
      --text: #12233f;
      --text-muted: #5f6b7a;
      --shadow-lg: 0 26px 62px rgba(8, 31, 66, .15);
      --shadow-md: 0 16px 35px rgba(14, 42, 82, .08);
      --shadow-sm: 0 7px 20px rgba(22, 58, 112, .07);
      --radius-xl: 28px;
      --radius-lg: 22px;
      --radius-md: 16px;
      --container: min(1240px, calc(100% - 48px));
      --ease: cubic-bezier(.2,.7,.2,1);
    }

    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      color: var(--text);
      background: var(--surface);
      font-family: Pretendard, "Noto Sans KR", "Apple SD Gothic Neo", "Malgun Gothic", system-ui, sans-serif;
      line-height: 1.65;
      word-break: keep-all;
      overflow-wrap: break-word;
      -webkit-font-smoothing: antialiased;
    }
    body.menu-open { overflow: hidden; }
    img, svg { display: block; max-width: 100%; }
    button, input, textarea, select { font: inherit; }
    a { color: inherit; text-decoration: none; }
    p, h1, h2, h3, h4 { margin: 0; }
    ul { margin: 0; padding: 0; list-style: none; }
    section { scroll-margin-top: 84px; }
    :focus-visible { outline: 3px solid rgba(29,139,255,.38); outline-offset: 3px; }

    .container { width: var(--container); margin: 0 auto; }
    .eyebrow {
      display: inline-flex; align-items: center; gap: 9px;
      color: var(--blue-600); font-size: .86rem; font-weight: 750; letter-spacing: .02em;
      margin-bottom: 13px;
    }
    .eyebrow::before {
      content: ""; width: 20px; height: 3px; border-radius: 99px;
      background: linear-gradient(90deg, var(--blue-500), var(--cyan-400));
    }
    .section-head { display: flex; justify-content: space-between; align-items: end; gap: 34px; margin-bottom: 42px; }
    .section-title { font-size: clamp(2rem, 3vw, 2.58rem); line-height: 1.18; letter-spacing: -.055em; }
    .section-copy { color: var(--text-muted); max-width: 470px; font-size: 1rem; }
    .pill {
      display: inline-flex; align-items: center; gap: 7px; min-height: 30px; padding: 0 11px;
      border-radius: 999px; background: #eaf4ff; color: var(--blue-600); font-size: .78rem; font-weight: 700;
    }
    .btn {
      min-height: 54px; display: inline-flex; align-items: center; justify-content: center; gap: 9px;
      padding: 0 26px; border-radius: 999px; border: 1px solid transparent;
      font-weight: 700; transition: transform .2s var(--ease), box-shadow .2s var(--ease), background .2s;
      cursor: pointer;
    }
    .btn:hover { transform: translateY(-2px); }
    .btn-primary {
      color: #fff; background: linear-gradient(135deg, var(--blue-500), #0770e2);
      box-shadow: 0 12px 25px rgba(29,139,255,.30);
    }
    .btn-outline { color: #fff; border-color: rgba(255,255,255,.38); background: rgba(255,255,255,.04); }
    .btn-outline:hover { background: rgba(255,255,255,.10); }
    .btn-light { color: var(--navy-700); background: #fff; border-color: #dfe7f1; }
    .icon {
      display: grid; place-items: center; width: 44px; height: 44px; flex: none;
      border-radius: 14px; background: #edf5ff; color: var(--blue-500);
    }
    .icon svg { width: 22px; height: 22px; }

    /* Header */
    .site-header {
      position: sticky; inset-block-start: 0; z-index: 50;
      border-bottom: 1px solid rgba(229,234,241,.82);
      background: rgba(255,255,255); backdrop-filter: saturate(160%) blur(18px);
    }
    .header-inner { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
    .brand { display: inline-flex; align-items: center; gap: 11px; color: var(--navy-700); font-weight: 800; letter-spacing: -.04em; font-size: 1.28rem; white-space: nowrap; }
    .brand-mark {
      width: 39px; height: 39px; border-radius: 12px; display: grid; place-items: center;
      color: #fff; background: linear-gradient(145deg, #1780ec, #3aa4ff); box-shadow: 0 8px 16px rgba(29,139,255,.2);
    }
    .brand-mark svg { width: 22px; height: 22px; }
    .nav-wrap { display: flex; align-items: center; gap: 39px; }
    .nav { display: flex; align-items: center; gap: 31px; color: #3c516e; font-size: .93rem; font-weight: 650; }
    .nav a { position: relative; padding: 26px 0; }
    .nav a::after {
      content: ""; position: absolute; inset-inline: 0; bottom: 18px; height: 2px;
      background: var(--blue-500); transform: scaleX(0); transform-origin: center; transition: transform .2s;
    }
    .nav a:hover, .nav a.active { color: var(--blue-600); }
    .nav a:hover::after, .nav a.active::after { transform: scaleX(1); }
    .header-actions { display: flex; align-items: center; gap: 13px; }
    .text-link { font-size: .88rem; color: var(--text-muted); font-weight: 600; }
    .header-cta { min-height: 44px; padding: 0 18px; font-size: .9rem; }
    .menu-toggle {
      display: none; width: 46px; height: 46px; border: 1px solid var(--border); border-radius: 12px;
      color: var(--navy-700); background: #fff; cursor: pointer;
    }
    .menu-toggle span { display: block; width: 20px; height: 2px; margin: 4px auto; background: currentColor; transition: .22s; }
    .mobile-panel { display: none; }

    /* Hero */
    .hero {
      position: relative; overflow: hidden;
      background:
        radial-gradient(circle at 90% 14%, rgba(41,151,255,.22), transparent 31%),
        radial-gradient(circle at 18% 102%, rgba(37,108,205,.24), transparent 40%),
        linear-gradient(122deg, #102f60 0%, #081c38 100%);
      color: #fff;
    }
    .hero::before {
      content: ""; position: absolute; inset: 0;
      background-image: linear-gradient(rgba(89,157,230,.07) 1px, transparent 1px), linear-gradient(90deg, rgba(89,157,230,.06) 1px, transparent 1px);
      background-size: 60px 60px; mask-image: linear-gradient(110deg, transparent 0%, #000 48%, #000 100%);
    }
    .hero-inner {
      position: relative; min-height: 658px; padding: 78px 0 74px;
      display: grid; grid-template-columns: minmax(415px, 1fr) minmax(450px, .94fr); gap: 58px; align-items: center;
    }
    .hero .eyebrow { color: #83baff; }
    .hero h1 {
      max-width: 570px; font-size: clamp(2.75rem, 4.4vw, 3.75rem); line-height: 1.12;
      letter-spacing: -.065em; margin-bottom: 23px;
    }
    .hero-desc { max-width: 545px; color: rgba(230,238,250,.82); font-size: clamp(1rem, 1.3vw, 1.08rem); margin-bottom: 36px; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
    .hero-badges { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 43px; }
    .hero-badge {
      display: flex; align-items: center; gap: 7px; min-height: 36px; padding: 0 13px;
      color: rgba(235,244,255,.89); border: 1px solid rgba(124,170,229,.24); border-radius: 999px;
      background: rgba(24,63,113,.32); font-size: .84rem; font-weight: 600;
    }
    .hero-badge span { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: #41dcab; box-shadow: 0 0 10px #41dcab; }
    .visual-card {
      position: relative; height: 492px; border: 1px solid rgba(85,145,218,.3); border-radius: 26px; overflow: hidden;
      background: rgba(6,24,48,.35); box-shadow: 0 28px 65px rgba(1,15,37,.34);
    }
    .visual-top {
      position: absolute; top: 22px; left: 22px; right: 22px; z-index: 2;
      display: flex; justify-content: space-between; align-items: start; gap: 18px;
    }
    .live-card {
      display: flex; align-items: center; gap: 10px; padding: 12px 14px; border-radius: 14px;
      border: 1px solid rgba(110,175,246,.15); background: rgba(8,27,53,.72); backdrop-filter: blur(12px);
      color: #deedff; font-size: .82rem;
    }
    .pulse { width: 9px; height: 9px; border-radius: 50%; background: #25d69b; position: relative; flex: none; }
    .pulse::after { content:""; position:absolute; inset:-5px; border-radius:50%; border: 1px solid rgba(37,214,155,.7); animation: pulse 1.7s infinite; }
    @keyframes pulse { to { transform: scale(1.8); opacity: 0; } }
    .status { text-align: right; font-size: .8rem; color: #a6bedf; }
    .status strong { display: block; color: #fff; font-size: 1.05rem; }
    .network-art { position: absolute; inset: 0; width: 100%; height: 100%; }
    .dash { stroke-dasharray: 5 10; animation: dash 8s linear infinite; }
    @keyframes dash { to { stroke-dashoffset: -160; } }
    .visual-metrics {
      position: absolute; z-index: 2; inset-inline: 20px; bottom: 20px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px;
    }
    .visual-metric {
      border-radius: 15px; padding: 13px 14px; background: rgba(9,29,57,.76); border: 1px solid rgba(105,159,222,.18);
      color: #aac4e9; font-size: .73rem;
    }
    .visual-metric strong { display: block; margin-top: 3px; color: #fff; font-size: 1.1rem; letter-spacing: -.03em; }

    .stat-ribbon { position: relative; z-index: 2; margin-top: -1px; color: #fff; background: var(--navy-800); border-top: 1px solid rgba(110,167,229,.19); }
    .stats { display: grid; grid-template-columns: repeat(4, 1fr); }
    .stat { padding: 26px 0 25px; display: flex; justify-content: center; align-items: center; gap: 18px; }
    .stat + .stat { border-left: 1px solid rgba(120,164,217,.17); }
    .stat strong { font-size: 2rem; line-height: 1; letter-spacing: -.05em; color: #fff; }
    .stat strong em { font-style: normal; color: var(--blue-400); }
    .stat span { color: #aac0dc; font-size: .82rem; font-weight: 500; }

    /* Business */
    .business { padding: 92px 0 96px; background: var(--surface); }
    .business-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
    .service-card {
      min-height: 365px; padding: 26px 22px 21px; border: 1px solid var(--border); border-radius: var(--radius-lg);
      background: #fff; box-shadow: var(--shadow-sm); transition: transform .24s var(--ease), border-color .24s, box-shadow .24s;
      display: flex; flex-direction: column;
    }
    .service-card:hover { transform: translateY(-7px); border-color: #c8deff; box-shadow: var(--shadow-md); }
    .service-card .icon { margin-bottom: 21px; }
    .service-card:nth-child(2) .icon { background: #edfbf5; color: #10a365; }
    .service-card:nth-child(3) .icon { background: #fff5df; color: #de9210; }
    .service-card:nth-child(4) .icon { background: #eef0ff; color: #6267e9; }
    .service-title { font-size: 1.26rem; letter-spacing: -.035em; margin-bottom: 3px; }
    .service-en { display: block; color: #98a6b6; font-size: .75rem; margin-bottom: 19px; }
    .feature-list { flex: 1; display: grid; align-content: start; gap: 12px; font-size: .91rem; color: #41536d; }
    .feature-list li { position: relative; padding-left: 16px; }
    .feature-list li::before { content:""; position:absolute; left: 0; top: .64em; width: 6px; height: 6px; border-radius: 50%; background: var(--blue-400); }
    .card-metrics { display: flex; gap: 8px; margin-top: 21px; flex-wrap: wrap; }
    .metric-chip { padding: 7px 9px; border-radius: 8px; color: #5a718d; background: var(--surface-alt); font-size: .73rem; font-weight: 650; }
    .metric-chip b { color: var(--navy-700); }

    /* Process */
    .process { padding: 92px 0; background: var(--surface-alt); }
    .process-wrap {
      padding: 40px 34px 34px; border: 1px solid #e7edf4; border-radius: var(--radius-xl); background: #fff; box-shadow: var(--shadow-sm);
    }
    .process-flow { display: grid; grid-template-columns: repeat(6, 1fr); position: relative; gap: 14px; margin-bottom: 33px; }
    .process-flow::before {
      content:""; position: absolute; left: 7%; right: 7%; top: 33px; height: 2px; background: #d5e4fa;
    }
    .step { position: relative; text-align: center; }
    .step-no {
      position: relative; z-index: 1; margin: 0 auto 15px; width: 66px; height: 66px; display: grid; place-items: center;
      color: var(--blue-600); font-size: 1rem; font-weight: 750; border-radius: 22px; background: #eef6ff; border: 1px solid #cae1ff;
    }
    .step.active .step-no { color: #fff; background: linear-gradient(135deg, var(--blue-500), var(--blue-600)); border-color: transparent; box-shadow: 0 11px 24px rgba(29,139,255,.26); }
    .step h3 { font-size: .98rem; letter-spacing: -.025em; margin-bottom: 4px; }
    .step p { font-size: .78rem; line-height: 1.48; color: var(--text-muted); }
    .control-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
    .control {
      border: 1px solid #e7eef6; border-radius: 17px; padding: 20px; background: #fbfcfe;
    }
    .control-heading { display: flex; align-items: center; gap: 12px; margin-bottom: 13px; }
    .control-heading .icon { width: 39px; height: 39px; border-radius: 11px; }
    .control h3 { font-size: 1.02rem; }
    .control li { display: flex; justify-content: space-between; gap: 14px; padding: 8px 0; color: #637287; font-size: .84rem; border-bottom: 1px dashed #e6ebf2; }
    .control li:last-child { border: 0; padding-bottom: 0; }
    .control li b { color: var(--navy-700); font-weight: 700; }

    /* KPI */
    .kpi { padding: 92px 0 96px; }
    .kpi-grid { display: grid; grid-template-columns: 1.18fr .82fr; gap: 22px; }
    .kpi-panel {
      border: 1px solid var(--border); border-radius: var(--radius-xl); padding: 29px; background: #fff; box-shadow: var(--shadow-sm);
    }
    .kpi-core { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 26px; }
    .kpi-box { position: relative; padding: 23px 17px; min-height: 150px; border-radius: 17px; background: #f7faff; overflow: hidden; }
    .kpi-box::after { content:""; position:absolute; left: 17px; right: 17px; bottom: 18px; height: 4px; background: #dfebfb; border-radius: 99px; }
    .kpi-box::before { content:""; position:absolute; z-index:1; left: 17px; bottom:18px; height:4px; border-radius:99px; background:var(--blue-500); width: var(--bar, 80%); }
    .kpi-label { display: block; color: #64758e; font-size: .82rem; margin-bottom: 10px; }
    .kpi-box strong { display: block; font-size: clamp(1.65rem, 2.5vw, 2rem); letter-spacing: -.055em; color: var(--navy-700); }
    .kpi-box small { color: #7c8ca2; font-size: .75rem; }
    .operations { display: grid; gap: 14px; margin-top: 24px; }
    .op-row { display: grid; grid-template-columns: 120px 1fr auto; align-items: center; gap: 14px; font-size: .86rem; }
    .op-row span:first-child { color: #566981; }
    .bar { height: 8px; border-radius: 99px; background: #edf1f6; overflow: hidden; }
    .bar i { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg, #1d8bff, #5db8ff); }
    .op-row b { color: var(--navy-700); }
    .capacity-panel { color: #fff; background: linear-gradient(145deg, var(--navy-800), #091b35); border-color: transparent; }
    .capacity-panel .eyebrow { color: #85c5ff; }
    .capacity-panel .eyebrow::before { background: #2fa8ff; }
    .numbers { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-top: 26px; }
    .number-card { padding: 20px 17px; border-radius: 17px; border: 1px solid rgba(132,174,226,.14); background: rgba(255,255,255,.045); }
    .number-card strong { display: block; font-size: 2rem; line-height: 1.15; letter-spacing: -.06em; color: #fff; }
    .number-card strong em { color: #4aabff; font-style: normal; }
    .number-card span { display: block; margin-top: 5px; color: rgba(220,232,248,.7); font-size: .82rem; }
    .monitor { margin-top: 17px; padding: 17px; border-radius: 17px; background: rgba(255,255,255,.06); }
    .monitor-head { display: flex; justify-content: space-between; color: #bfd5f2; font-size: .82rem; margin-bottom: 14px; }
    .monitor-head b { color: #46ddad; }
    .spark { height: 72px; width: 100%; }

    /* Clients & cases */
    .clients { padding: 78px 0; background: var(--surface-alt); }
    .client-title { text-align: center; margin-bottom: 31px; }
    .client-title h2 { font-size: 1.72rem; letter-spacing: -.05em; margin-bottom: 6px; }
    .client-title p { color: var(--text-muted); font-size: .95rem; }
    .client-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
    .client {
      height: 82px; border-radius: 16px; display: flex; align-items: center; justify-content: center; gap: 12px;
      background: #fff; border: 1px solid var(--border); color: #50647e; font-size: .95rem; font-weight: 700;
    }
    .client svg { width: 30px; height: 30px; color: #94adc9; }
    .cases { padding: 92px 0 94px; }
    .cases-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
    .case {
      border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; background: #fff; transition: transform .23s, box-shadow .23s;
    }
    .case:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
    .case-visual { height: 178px; padding: 20px; background: linear-gradient(135deg, #102f60, #0a1e3b); }
    .case:nth-child(2) .case-visual { background: linear-gradient(135deg, #075b9d, #102f60); }
    .case:nth-child(3) .case-visual { background: linear-gradient(135deg, #153c76, #111a34); }
    .case-visual svg { width: 100%; height: 100%; }
    .case-body { padding: 23px 22px 24px; }
    .case-body .pill { margin-bottom: 13px; }
    .case-body h3 { font-size: 1.16rem; letter-spacing: -.035em; margin-bottom: 10px; }
    .case-body p { color: var(--text-muted); font-size: .9rem; min-height: 57px; }
    .case-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 17px; }
    .case-tags span { color: #57708e; font-size: .73rem; padding: 5px 9px; background: var(--surface-alt); border-radius: 99px; }

    /* Contact */
    .contact { padding: 0 0 92px; }
    .contact-shell {
      display: grid; grid-template-columns: .88fr 1.12fr; overflow: hidden; border-radius: 30px;
      background: var(--navy-800); color: #fff; box-shadow: var(--shadow-lg);
    }
    .contact-intro {
      position: relative; padding: 53px 47px; background:
        radial-gradient(circle at 100% 0%, rgba(39,149,254,.32), transparent 40%),
        linear-gradient(140deg, #163a70, #071b37);
    }
    .contact-intro h2 { font-size: clamp(2rem, 3vw, 2.45rem); letter-spacing: -.06em; line-height: 1.2; margin: 14px 0 16px; }
    .contact-intro p { color: rgba(229,238,249,.76); font-size: .96rem; margin-bottom: 34px; }
    .contact-info { display: grid; gap: 14px; }
    .contact-info li { display: flex; gap: 13px; align-items: center; color: rgba(229,238,249,.86); font-size: .91rem; }
    .contact-info .icon { width: 40px; height: 40px; color: #fff; background: rgba(255,255,255,.09); }
    .contact-form { padding: 41px 42px 39px; background: #fff; color: var(--text); }
    .form-head { margin-bottom: 23px; }
    .form-head h3 { font-size: 1.36rem; letter-spacing: -.045em; margin-bottom: 6px; }
    .form-head p { font-size: .9rem; color: var(--text-muted); }
    .form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
    .field { display: grid; gap: 7px; }
    .field.full { grid-column: 1 / -1; }
    .field label { color: #50627b; font-size: .82rem; font-weight: 650; }
    .field input, .field textarea, .field select {
      width: 100%; border: 1px solid #dfe7f0; border-radius: 12px; background: #fbfcfe;
      padding: 0 14px; color: var(--text); transition: border-color .2s, box-shadow .2s; outline: none;
    }
    .field input, .field select { height: 50px; }
    .field textarea { min-height: 112px; padding-top: 13px; resize: vertical; }
    .field input:focus, .field textarea:focus, .field select:focus { border-color: var(--blue-500); box-shadow: 0 0 0 4px rgba(29,139,255,.10); }
    .privacy { display: flex; align-items: center; gap: 9px; margin-top: 14px; color: #63768e; font-size: .82rem; }
    .privacy input { accent-color: var(--blue-500); width: 16px; height: 16px; }
    .contact-form .btn { margin-top: 22px; width: 100%; }

    /* Footer */
    .site-footer { background: #071a35; color: #99aec9; }
    .footer-inner { padding: 42px 0 44px; display: grid; grid-template-columns: 1fr auto; gap: 36px; }
    .site-footer .brand { color: #fff; margin-bottom: 16px; }
    .footer-links { display: flex; flex-wrap: wrap; gap: 18px; margin-bottom: 15px; color: #d8e5f5; font-size: .88rem; }
    .company { font-size: .82rem; line-height: 1.9; }
    .footer-right { text-align: right; font-size: .82rem; }
    .footer-right .btn { min-height: 44px; padding: 0 17px; margin-bottom: 16px; color: #c7ddf7; border-color: rgba(190,214,245,.25); }

    /* Reveal */
    .reveal { opacity: 0; transform: translateY(22px); transition: opacity .65s var(--ease), transform .65s var(--ease); }
    .reveal.visible { opacity: 1; transform: translateY(0); }

    @media (max-width: 1120px) {
      :root { --container: min(100% - 42px, 960px); }
      .nav { gap: 19px; }
      .nav-wrap { gap: 24px; }
      .hero-inner { grid-template-columns: 1fr 1fr; gap: 34px; }
      .hero h1 { font-size: clamp(2.45rem, 4vw, 3rem); }
      .business-grid { grid-template-columns: repeat(2, 1fr); }
      .service-card { min-height: auto; }
      .process-flow { grid-template-columns: repeat(3, 1fr); gap: 26px 14px; }
      .process-flow::before { display: none; }
    }
    @media (max-width: 920px) {
      :root { --container: calc(100% - 36px); }
      .nav-wrap, .header-actions { display: none; }
      .menu-toggle { display: block; }
      .mobile-panel {
        position: fixed; inset: 76px 0 auto; display: grid; gap: 7px; padding: 16px 18px 22px;
        border-bottom: 1px solid var(--border); background: #fff;
        transform: translateY(-120%); opacity: 0; pointer-events: none; transition: transform .25s var(--ease), opacity .25s;
      }
      .mobile-panel.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
      .mobile-panel a { min-height: 49px; display: flex; align-items: center; padding: 0 14px; border-radius: 11px; font-weight: 650; color: #334965; }
      .mobile-panel a:hover { background: #f2f7fd; color: var(--blue-600); }
      .mobile-panel .btn { margin-top: 8px; color: #fff; }
      .hero-inner { display: block; min-height: 0; padding: 63px 0 42px; }
      .hero-copy { margin-bottom: 43px; }
      .visual-card { height: 455px; }
      .stats { grid-template-columns: repeat(2, 1fr); }
      .stat:nth-child(3) { border-left: 0; border-top: 1px solid rgba(120,164,217,.17); }
      .stat:nth-child(4) { border-top: 1px solid rgba(120,164,217,.17); }
      .section-head { display: block; margin-bottom: 32px; }
      .section-copy { margin-top: 14px; }
      .business, .process, .kpi, .cases { padding: 70px 0; }
      .process-wrap { padding: 30px 21px 25px; }
      .control-grid, .kpi-grid, .contact-shell { grid-template-columns: 1fr; }
      .control-grid { margin-top: 30px; }
      .client-list { grid-template-columns: repeat(2, 1fr); }
      .cases-grid { grid-template-columns: 1fr; }
      .contact { padding-bottom: 70px; }
      .contact-intro, .contact-form { padding: 39px 29px; }
    }
    @media (max-width: 640px) {
      :root { --container: calc(100% - 30px); }
      .header-inner { min-height: 68px; }
      .mobile-panel { inset-block-start: 68px; }
      section { scroll-margin-top: 72px; }
      .brand { font-size: 1.15rem; }
      .brand-mark { width: 37px; height: 37px; }
      .hero-inner { padding-top: 48px; padding-bottom: 33px; }
      .hero h1 { font-size: clamp(2.15rem, 11vw, 2.65rem); margin-bottom: 17px; }
      .hero-desc { margin-bottom: 29px; }
      .hero-actions .btn { width: 100%; }
      .hero-badges { margin-top: 30px; }
      .visual-card { height: 391px; border-radius: 20px; }
      .visual-top { left: 14px; right: 14px; top: 14px; }
      .live-card { padding: 9px 10px; font-size: .74rem; }
      .status { display: none; }
      .visual-metrics { inset-inline: 11px; bottom: 11px; gap: 6px; }
      .visual-metric { padding: 10px 8px; font-size: .65rem; }
      .visual-metric strong { font-size: .95rem; }
      .stat { justify-content: start; padding: 22px 14px; gap: 11px; }
      .stat strong { font-size: 1.65rem; }
      .business-grid { grid-template-columns: 1fr; }
      .section-title { font-size: 1.85rem; }
      .process-flow { grid-template-columns: repeat(2, 1fr); gap: 26px 9px; }
      .step-no { width: 58px; height: 58px; }
      .kpi-panel { padding: 22px 18px; }
      .kpi-core, .numbers { grid-template-columns: 1fr; }
      .op-row { grid-template-columns: 88px 1fr; }
      .op-row b { grid-column: 2; text-align: right; margin-top: -9px; }
      .clients { padding: 56px 0; }
      .client-list { grid-template-columns: 1fr; }
      .form-grid { grid-template-columns: 1fr; }
      .footer-inner { grid-template-columns: 1fr; }
      .footer-right { text-align: left; }
    }
    @media (prefers-reduced-motion: reduce) {
      *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
      .reveal { opacity: 1; transform: none; }
    }
  

/* Multi-page layout */
.nav a[aria-current="page"] { color: var(--blue-600); }
.nav a[aria-current="page"]::after { transform: scaleX(1); }
.page-hero {
  position: relative; overflow: hidden; color: #fff;
  padding: clamp(62px, 8vw, 88px) 0 clamp(58px, 8vw, 82px);
  background: linear-gradient(124deg, #071a35 0%, #102f60 58%, #1158b8 100%);
}
.page-hero::before {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(77, 154, 240, .09) 1px, transparent 1px), linear-gradient(90deg, rgba(77, 154, 240, .09) 1px, transparent 1px);
  background-size: 48px 48px; mask-image: linear-gradient(90deg, rgba(0,0,0,.28), #000 55%, transparent);
}
.page-hero::after {
  content: ""; position: absolute; width: 430px; height: 430px; right: max(calc((100% - 1240px)/2), 0px); top: -190px;
  border-radius: 50%; background: radial-gradient(circle, rgba(46, 174, 255, .3), transparent 68%);
}
.page-hero .container { position: relative; z-index: 1; }
.breadcrumb { display: flex; align-items: center; gap: 10px; margin-bottom: 18px; font-size: .84rem; color: rgba(218,234,255,.82); }
.breadcrumb i { display: block; width: 5px; height: 5px; border-radius: 50%; background: rgba(210,229,255,.6); }
.page-hero h1 { font-size: clamp(2.18rem, 4vw, 3.2rem); line-height: 1.18; letter-spacing: -.065em; margin-bottom: 16px; }
.page-hero p { max-width: 620px; color: rgba(225,236,251,.88); font-size: clamp(.98rem, 1.3vw, 1.06rem); }
.page-main > section:not(.page-hero) { scroll-margin-top: 76px; }
.page-copy-section { padding: 76px 0 88px; background: #fff; }
.overview-grid { display: grid; grid-template-columns: .92fr 1.08fr; gap: 38px; align-items: start; }
.overview-lead h2 { margin: 0 0 17px; font-size: clamp(2rem, 3vw, 2.55rem); line-height: 1.22; letter-spacing: -.055em; }
.overview-lead p { color: var(--text-muted); margin-bottom: 30px; }
.value-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.value-card { min-height: 174px; padding: 25px 23px; border: 1px solid var(--border); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); background: #fff; }
.value-card h3 { margin: 16px 0 7px; font-size: 1.08rem; letter-spacing: -.035em; }
.value-card p { color: var(--text-muted); font-size: .9rem; }
.keyword-row { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 29px; }
.keyword-row span { padding: 9px 14px; border-radius: 999px; background: #edf5ff; color: var(--navy-700); font-size: .86rem; font-weight: 680; }
.home-links { padding: 72px 0 90px; background: var(--surface-alt); }
.gateway-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 17px; }
.gateway { display: flex; min-height: 158px; flex-direction: column; justify-content: space-between; gap: 20px; padding: 26px; border-radius: var(--radius-lg); border: 1px solid var(--border); background: #fff; transition: transform .2s var(--ease), box-shadow .2s; }
.gateway:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.gateway strong { display: block; margin-top: 13px; font-size: 1.12rem; letter-spacing: -.035em; }
.gateway p { color: var(--text-muted); font-size: .9rem; }
.gateway-link { display: inline-flex; align-items: center; gap: 8px; color: var(--blue-600); font-weight: 700; font-size: .9rem; }
.contact-page .contact { padding-top: 76px; }
.cta-band { padding: 0 0 84px; background: #fff; }
.cta-inner { padding: clamp(31px,4vw,45px); border-radius: var(--radius-xl); color: #fff; background: linear-gradient(125deg, #102f60, #0d4aa0); display:flex; align-items:center; justify-content:space-between; gap:30px; }
.cta-inner h2 { font-size: clamp(1.6rem,2.3vw,2.05rem); letter-spacing:-.05em; margin-bottom:8px; }
.cta-inner p { color: rgba(229,239,253,.87); }
.cta-inner .btn { flex:none; }
.site-footer .footer-links a:hover { color: #fff; }
@media (max-width: 980px) {
  .overview-grid, .gateway-grid { grid-template-columns: 1fr 1fr; }
  .overview-lead { grid-column: 1 / -1; }
  .cta-inner { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 680px) {
  .page-hero { padding-top: 47px; padding-bottom: 49px; }
  .page-copy-section, .home-links { padding: 54px 0 62px; }
  .overview-grid, .value-grid, .gateway-grid { grid-template-columns: 1fr; }
  .cta-band { padding-bottom: 60px; }
}


/* 주요 고객 분야 필터 */
.client-filters {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.client-filter {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-width: 126px;
  height: 52px;
  padding: 0 22px;
  border: 1px solid #dce5f1;
  border-radius: 12px;
  background: #fff;
  color: #536174;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: background-color .22s ease, border-color .22s ease, color .22s ease, box-shadow .22s ease;
}

.client-filter svg {
  width: 21px;
  height: 21px;
}

.client-filter:hover {
  border-color: #1d8bff;
  color: #163a70;
}

.client-filter.active,
.client-filter[aria-pressed="true"] {
  border-color: #1d8bff;
  background: #163a70;
  color: #fff;
  box-shadow: 0 10px 24px rgba(22, 58, 112, .18);
}

.client-filter-status {
  margin: 32px 0 18px;
  color: #718096;
  font-size: 14px;
  text-align: right;
}

.client-logo-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.client-logo-item {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 114px;
  padding: 24px 22px;
  border: 1px solid #e4eaf2;
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 3px 12px rgba(19, 45, 82, .04);
  transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease;
}

.client-logo-item:hover {
  transform: translateY(-3px);
  border-color: #d5e5fa;
  box-shadow: 0 12px 26px rgba(18, 52, 94, .1);
}

.client-logo-item img {
  display: block;
  width: auto;
  max-width: 100%;
  max-height: 62px;
  object-fit: contain;
}

.client-logo-item[hidden] {
  display: none;
}

@media (max-width: 1023px) {
  .client-logo-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 767px) {
  .client-filters {
    gap: 8px;
  }

  .client-filter {
    min-width: calc(50% - 4px);
    height: 48px;
    padding: 0 12px;
    font-size: 14px;
  }

  .client-filter:first-child {
    min-width: 100%;
  }

  .client-filter-status {
    margin: 24px 0 14px;
    text-align: left;
  }

  .client-logo-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .client-logo-item {
    min-height: 92px;
    padding: 17px 13px;
  }

  .client-logo-item img {
    max-height: 49px;
  }
}

@media (max-width: 420px) {
  .client-logo-grid {
    grid-template-columns: 1fr;
  }
}
/* 주요 고객 분야 - 책갈피형 필터 */
.client-filters {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 42px;
  padding: 14px 16px 0;
}

/* 버튼 아래 선반 라인 */
.client-filters::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, #d9e5f5 12%, #d9e5f5 88%, transparent);
  z-index: 0;
}

.client-filter {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-width: 136px;
  height: 70px;
  padding: 0 22px 12px;
  border: 0;
  background: #e9eef5;
  color: #667489;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  opacity: .68;
  transform: translateY(0);
  clip-path: polygon(
    0 0,
    100% 0,
    100% calc(100% - 12px),
    50% 100%,
    0 calc(100% - 12px)
  );
  transition:
    transform .24s ease,
    opacity .24s ease,
    background-color .24s ease,
    color .24s ease,
    filter .24s ease;
}

.client-filter svg {
  width: 21px;
  height: 21px;
  flex-shrink: 0;
  opacity: .8;
  transition: opacity .24s ease;
}

.client-filter:hover {
  opacity: .9;
  background: #dce8f7;
  color: #163a70;
  transform: translateY(-4px);
}

/* 선택된 책갈피 */
.client-filter.active,
.client-filter[aria-pressed="true"] {
  opacity: 1;
  color: #fff;
  background: linear-gradient(180deg, #1d8bff 0%, #163a70 100%);
  transform: translateY(-11px);
  filter: drop-shadow(0 11px 13px rgba(22, 58, 112, .24));
}

.client-filter.active svg,
.client-filter[aria-pressed="true"] svg {
  opacity: 1;
}

/* 선택되지 않은 버튼을 조금 더 차분하게 */
.client-filters:has(.client-filter.active) .client-filter:not(.active) {
  opacity: .56;
}

.client-filters:has(.client-filter.active) .client-filter:not(.active):hover {
  opacity: .9;
}

/* 키보드 접근성 */
.client-filter:focus-visible {
  outline: 3px solid rgba(29, 139, 255, .34);
  outline-offset: 4px;
}

/* 모바일 */
@media (max-width: 767px) {
  .client-filters {
    gap: 7px;
    margin-top: 30px;
    padding: 12px 0 0;
  }

  .client-filter {
    min-width: calc(50% - 4px);
    height: 60px;
    padding: 0 10px 10px;
    font-size: 14px;
  }

  .client-filter:first-child {
    min-width: calc(50% - 4px);
  }

  .client-filter.active,
  .client-filter[aria-pressed="true"] {
    transform: translateY(-7px);
  }
}

/* 시스템 모니터링 */
.system-monitoring {
  padding: 92px 0 104px;
  background: #f5f8fc;
}

.monitoring-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
  margin-top: 48px;
}

.monitoring-card {
  overflow: hidden;
  margin: 0;
  padding: 26px 26px 22px;
  border: 1px solid #e1e9f3;
  border-radius: 20px;
  background: #fff;
  box-shadow: 0 10px 32px rgba(17, 45, 84, .06);
  transition: transform .24s ease, box-shadow .24s ease, border-color .24s ease;
}

.monitoring-card:hover {
  transform: translateY(-4px);
  border-color: #cce0fa;
  box-shadow: 0 18px 42px rgba(17, 45, 84, .1);
}

.monitoring-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 22px;
}

.monitoring-label {
  display: inline-block;
  margin-bottom: 8px;
  color: #1d8bff;
  font-size: 12px;
  font-weight: 750;
  letter-spacing: .1em;
}

.monitoring-card-head h3 {
  margin: 0;
  color: #102f60;
  font-size: 21px;
  font-weight: 750;
  letter-spacing: -.04em;
}

.monitoring-status {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  gap: 7px;
  padding: 7px 11px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}

.monitoring-status i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
}

.monitoring-status.online {
  color: #149151;
  background: #ebfbf1;
}

.monitoring-status.online i {
  background: #22c66b;
  box-shadow: 0 0 0 4px rgba(34, 198, 107, .12);
}

.monitoring-status.sla {
  color: #156bd8;
  background: #edf5ff;
}

.monitoring-status.sla i {
  background: #1d8bff;
  box-shadow: 0 0 0 4px rgba(29, 139, 255, .13);
}

.monitoring-image {
  overflow: hidden;
  border: 1px solid #ebf0f6;
  border-radius: 12px;
  background: #f8fafc;
}

.monitoring-image img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
  transition: transform .35s ease;
}



.monitoring-card figcaption {
  margin-top: 19px;
  color: #617084;
  font-size: 15px;
  line-height: 1.7;
  word-break: keep-all;
}

.monitoring-feature-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 26px;
}

.monitoring-feature {
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 20px 22px;
  border: 1px solid #e1e9f3;
  border-radius: 16px;
  background: #fff;
}

.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 46px;
  height: 46px;
  border-radius: 13px;
  color: #1d8bff;
  background: #eef6ff;
}

.feature-icon svg {
  width: 24px;
  height: 24px;
}

.monitoring-feature strong {
  display: block;
  margin-bottom: 5px;
  color: #102f60;
  font-size: 16px;
  font-weight: 700;
}

.monitoring-feature p {
  margin: 0;
  color: #67768b;
  font-size: 13px;
  line-height: 1.55;
  word-break: keep-all;
}

@media (max-width: 1023px) {
  .system-monitoring {
    padding: 74px 0 82px;
  }

  .monitoring-grid {
    grid-template-columns: 1fr;
    margin-top: 38px;
  }

  .monitoring-feature-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 767px) {
  .system-monitoring {
    padding: 58px 0 64px;
  }

  .monitoring-card {
    padding: 18px 16px 17px;
    border-radius: 16px;
  }

  .monitoring-card-head {
    display: block;
    margin-bottom: 16px;
  }

  .monitoring-card-head h3 {
    margin-bottom: 13px;
    font-size: 18px;
  }

  .monitoring-card figcaption {
    margin-top: 14px;
    font-size: 14px;
  }

  .monitoring-feature {
    padding: 17px 16px;
  }
}

.monitoring-status.alert {
  color: #c78100;
  background: #fff7df;
}

.monitoring-status.alert i {
  background: #f5b000;
  box-shadow: 0 0 0 4px rgba(245, 176, 0, .14);
}

.monitoring-status.management {
  color: #6b38d4;
  background: #f3efff;
}

.monitoring-status.management i {
  background: #7b48e8;
  box-shadow: 0 0 0 4px rgba(123, 72, 232, .13);
}

.monitoring-image {
  display: flex;
  align-items: center;
  overflow: hidden;
  aspect-ratio: 16 / 8.4;
  border: 1px solid #ebf0f6;
  border-radius: 12px;
  background: #f8fafc;
}

.monitoring-image img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  transition: transform .35s ease;
}

/* 헤더 로고 이미지 */
.brand.brand-image {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  padding: 0;
}

.header-logo {
  display: block;
  width: auto;
  height: 50px;
  max-width: 220px;
  object-fit: contain;
}

@media (max-width: 767px) {
  .header-logo {
    height: 34px;
    max-width: 180px;
  }
}

/* 푸터 로고 이미지 */
.footer-brand {
  display: inline-flex;
  align-items: center;
  padding: 0;
}

.footer-logo {
  display: block;
  width: auto;
  height: 50px;
  max-width: 220px;
  object-fit: contain;
}

@media (max-width: 767px) {
  .footer-logo {
    height: 32px;
    max-width: 180px;
  }
}