:root {
  --navy-950: #071829;
  --navy-900: #0b2239;
  --navy-800: #12314d;
  --slate-700: #33465a;
  --slate-500: #6c7a89;
  --slate-200: #dce3e8;
  --slate-100: #edf1f4;
  --slate-50: #f6f8f9;
  --white: #fff;
  --teal-600: #088b82;
  --teal-500: #0ca89c;
  --teal-100: #d9f2ef;
  --shadow: 0 24px 60px rgba(3, 18, 31, .2);
  --container: 1200px;
  --header-height: 82px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--header-height); }
body { margin: 0; color: var(--navy-900); background: var(--white); font-family: "Pretendard", "Noto Sans KR", "Apple SD Gothic Neo", Arial, sans-serif; line-height: 1.65; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
.container { width: min(calc(100% - 40px), var(--container)); margin-inline: auto; }
.skip-link { position: fixed; top: -100px; left: 16px; z-index: 1000; padding: 12px 18px; color: var(--white); background: var(--teal-600); border-radius: 0 0 8px 8px; }
.skip-link:focus { top: 0; }

.site-header { position: fixed; inset: 0 0 auto; z-index: 100; height: var(--header-height); color: var(--white); background: rgba(7, 24, 41, .96); border-bottom: 1px solid rgba(255, 255, 255, .12); backdrop-filter: blur(12px); }
.header-inner { display: flex; align-items: center; height: 100%; gap: 30px; }
.brand { display: inline-flex; align-items: center; gap: 12px; flex: 0 0 auto; }
.brand-mark { position: relative; width: 35px; height: 40px; border: 2px solid var(--teal-500); transform: skew(-10deg); }
.brand-mark::before, .brand-mark span { content: ""; position: absolute; background: var(--teal-500); }
.brand-mark::before { width: 2px; top: 5px; bottom: 5px; left: 10px; }
.brand-mark span { width: 9px; height: 9px; right: 6px; bottom: 6px; }
.brand-copy { display: grid; line-height: 1.15; }
.brand-copy strong { font-size: 16px; letter-spacing: -.02em; }
.brand-copy small { margin-top: 5px; color: #9eb2c5; font-size: 8px; letter-spacing: .16em; }
.desktop-nav { display: flex; align-items: center; justify-content: center; gap: clamp(12px, 1.4vw, 23px); flex: 1; }
.desktop-nav a { position: relative; padding: 29px 0 25px; color: #d6e0e8; font-size: 13px; white-space: nowrap; }
.desktop-nav a::after { content: ""; position: absolute; right: 0; bottom: 17px; left: 0; height: 2px; background: var(--teal-500); transform: scaleX(0); transition: transform .2s ease; }
.desktop-nav a:hover::after, .desktop-nav a:focus-visible::after, .desktop-nav a.active::after { transform: scaleX(1); }
.header-actions { display: flex; align-items: center; gap: 10px; flex: 0 0 auto; }
.phone-link { padding: 11px 3px; color: #d6e0e8; font-size: 13px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 16px; min-height: 52px; padding: 13px 22px; border: 1px solid transparent; font-weight: 700; font-size: 15px; transition: background .2s ease, border-color .2s ease, transform .2s ease; }
.button:hover { transform: translateY(-2px); }
.button:focus-visible, .menu-toggle:focus-visible, a:focus-visible { outline: 3px solid #7ee6dd; outline-offset: 3px; }
.button-small { min-height: 42px; padding: 9px 16px; font-size: 13px; }
.button-accent { color: var(--white); background: var(--teal-600); }
.button-accent:hover { background: #06776f; }
.button-light { color: var(--white); background: transparent; border-color: rgba(255, 255, 255, .52); }
.button-light:hover { background: rgba(255, 255, 255, .08); border-color: var(--white); }
.menu-toggle, .mobile-menu { display: none; }

.hero { position: relative; min-height: 800px; padding-top: var(--header-height); color: var(--white); background: linear-gradient(105deg, var(--navy-950) 0%, #0b2945 54%, #102e46 100%); overflow: hidden; }
.hero::before { content: ""; position: absolute; top: -250px; right: -220px; width: 720px; height: 720px; border: 1px solid rgba(12, 168, 156, .18); border-radius: 50%; box-shadow: 0 0 0 80px rgba(12,168,156,.025), 0 0 0 180px rgba(12,168,156,.02); }
.hero-grid-overlay { position: absolute; inset: var(--header-height) 0 0; opacity: .07; background-image: linear-gradient(rgba(255,255,255,.35) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.35) 1px, transparent 1px); background-size: 64px 64px; mask-image: linear-gradient(to right, black, transparent 75%); }
.hero-grid { position: relative; display: grid; grid-template-columns: minmax(0, 1.04fr) minmax(420px, .96fr); gap: 74px; align-items: center; min-height: 630px; padding-block: 72px 62px; }
.eyebrow { display: flex; align-items: center; gap: 11px; margin: 0 0 22px; color: #81d7d0; font-size: 12px; font-weight: 800; letter-spacing: .16em; }
.eyebrow span { width: 28px; height: 2px; background: var(--teal-500); }
h1 { margin: 0; font-size: clamp(40px, 4.3vw, 63px); line-height: 1.21; letter-spacing: -.045em; }
h1 em { color: #8de1d9; font-style: normal; }
.hero-description { max-width: 625px; margin: 25px 0 31px; color: #c5d3df; font-size: 18px; word-break: keep-all; }
.hero-buttons { display: flex; gap: 12px; margin-bottom: 43px; }
.hero-specs { display: grid; grid-template-columns: repeat(3, 1fr); max-width: 690px; margin: 0; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.16); }
.hero-specs div { padding-inline: 20px; border-right: 1px solid rgba(255,255,255,.13); }
.hero-specs div:first-child { padding-left: 0; }
.hero-specs div:last-child { border: 0; }
.hero-specs dt { color: #91a7ba; font-size: 12px; }
.hero-specs dd { margin: 5px 0 0; font-size: 14px; }
.hero-specs strong { color: var(--white); font-size: 16px; }
.hero-media { position: relative; min-height: 455px; background: linear-gradient(145deg, rgba(255,255,255,.09), rgba(255,255,255,.025)); border: 1px solid rgba(255,255,255,.18); box-shadow: var(--shadow); overflow: hidden; }
.hero-media-file { display: block; width: 100%; height: 455px; object-fit: cover; }
.hero-media::before { content: ""; position: absolute; inset: 0; background: linear-gradient(135deg, transparent 0 49.8%, rgba(255,255,255,.08) 50%, transparent 50.2%); }
.media-label { position: absolute; top: 22px; left: 24px; z-index: 2; color: #8da3b7; font-size: 10px; font-weight: 800; letter-spacing: .19em; }
.machine-placeholder { position: absolute; top: 67px; left: 50%; width: 255px; height: 265px; transform: translateX(-50%); background: linear-gradient(135deg, #8e9daa, #c6d0d7 50%, #718391); clip-path: polygon(8% 0, 100% 0, 100% 92%, 91% 100%, 0 100%, 0 8%); filter: drop-shadow(18px 24px 20px rgba(0,0,0,.26)); opacity: .8; }
.machine-top { position: absolute; top: 18px; left: 20px; width: 215px; height: 37px; background: #445b6b; border-bottom: 4px solid var(--teal-500); }
.machine-panel { position: absolute; top: 76px; right: 28px; width: 58px; height: 44px; background: #243d50; box-shadow: inset 0 0 0 9px #526775; }
.machine-door { position: absolute; bottom: 25px; left: 30px; width: 195px; height: 107px; border: 2px solid #657887; box-shadow: inset 0 0 0 8px rgba(255,255,255,.11); }
.media-copy { position: absolute; right: 24px; bottom: 24px; left: 24px; display: flex; align-items: end; justify-content: space-between; gap: 16px; padding-top: 19px; border-top: 1px solid rgba(255,255,255,.17); }
.media-copy strong { font-size: 14px; }
.media-copy span { color: #8fa5b7; font-size: 11px; }
.media-corner { position: absolute; top: -1px; right: -1px; width: 64px; height: 64px; border-top: 3px solid var(--teal-500); border-right: 3px solid var(--teal-500); }
.hero-bottom { position: relative; border-top: 1px solid rgba(255,255,255,.12); background: rgba(3, 15, 26, .38); }
.hero-bottom-inner { display: grid; grid-template-columns: repeat(4, 1fr); min-height: 86px; align-items: center; }
.hero-bottom p { margin: 0; padding: 8px 25px; color: #b9c8d5; font-size: 13px; border-right: 1px solid rgba(255,255,255,.1); }
.hero-bottom p:first-child { padding-left: 0; }
.hero-bottom p:last-child { border-right: 0; }
.hero-bottom span { margin-right: 12px; color: var(--teal-500); font-size: 11px; font-weight: 800; }

/* 공통 섹션 */
.section { padding: 118px 0; scroll-margin-top: var(--header-height); }
.section-kicker { display: flex; align-items: center; gap: 11px; margin: 0 0 16px; color: var(--teal-600); font-size: 11px; font-weight: 900; letter-spacing: .18em; }
.section-kicker::before { content: ""; width: 27px; height: 2px; background: currentColor; }
.section-kicker.light { color: #75d4cc; }
.section-heading { margin-bottom: 54px; }
.section-heading h2, .advantage-intro h2, .resources-intro h2, .support-copy h2, .faq-intro h2, .contact-info h2 { margin: 0; color: var(--navy-900); font-size: clamp(32px, 3.2vw, 46px); line-height: 1.3; letter-spacing: -.04em; word-break: keep-all; }
.section-heading > p, .advantage-intro > p, .resources-intro > p, .support-copy > p, .faq-intro > p, .contact-info > p { margin: 0; color: var(--slate-500); font-size: 16px; word-break: keep-all; }
.split-heading { display: grid; grid-template-columns: minmax(0, 1fr) minmax(320px, 480px); align-items: end; gap: 60px; }
.centered-heading { max-width: 690px; margin-inline: auto; text-align: center; }
.centered-heading .section-kicker { justify-content: center; }
.centered-heading > p { margin-top: 18px; }
.text-link { display: inline-flex; align-items: center; gap: 18px; margin-top: 28px; color: var(--navy-900); font-weight: 800; font-size: 14px; border-bottom: 1px solid #9dadb9; }
.text-link.light { color: var(--white); border-color: #52697e; }

/* 현장 문제 */
.problem-section { background: var(--white); }
.problem-list { display: grid; grid-template-columns: repeat(5, 1fr); border-top: 1px solid var(--slate-200); border-bottom: 1px solid var(--slate-200); }
.problem-item { min-height: 205px; padding: 28px 23px; border-right: 1px solid var(--slate-200); transition: color .2s ease, background .2s ease; }
.problem-item:first-child { border-left: 1px solid var(--slate-200); }
.problem-item > span { display: block; color: var(--teal-600); font-size: 11px; font-weight: 900; }
.problem-item > div { margin-top: 52px; }
.problem-item h3 { margin: 0 0 6px; font-size: 18px; letter-spacing: -.025em; }
.problem-item p { margin: 0; color: var(--slate-500); font-size: 13px; }
.problem-item:hover { color: var(--white); background: var(--navy-800); }
.problem-item:hover p, .problem-item:hover > span { color: #a8dcd7; }

/* 핵심 장점 */
.advantage-section { color: var(--white); background: linear-gradient(105deg, var(--navy-950), #102e49); }
.advantage-layout { display: grid; grid-template-columns: .7fr 1.3fr; gap: 88px; align-items: start; }
.advantage-intro { position: sticky; top: 125px; padding-top: 8px; }
.advantage-intro h2, .resources-intro h2, .contact-info h2 { color: var(--white); }
.advantage-intro > p, .resources-intro > p, .contact-info > p { margin-top: 22px; color: #aebfcd; }
.advantage-grid { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid rgba(255,255,255,.15); border-left: 1px solid rgba(255,255,255,.15); }
.advantage-card { min-height: 235px; padding: 28px; border-right: 1px solid rgba(255,255,255,.15); border-bottom: 1px solid rgba(255,255,255,.15); }
.advantage-card > span { color: #71d7cf; font-size: 11px; font-weight: 900; }
.advantage-card h3 { margin: 34px 0 9px; font-size: 20px; }
.advantage-card p { margin: 0; color: #aebfcd; font-size: 14px; }

/* 작동 원리 */
.process-section { background: var(--slate-50); }
.process-flow { display: grid; grid-template-columns: repeat(4, 1fr); margin: 0; padding: 0; list-style: none; }
.process-flow li { position: relative; display: flex; align-items: center; gap: 20px; min-width: 0; }
.process-flow li > b { position: absolute; top: 61px; right: 15px; z-index: 2; color: #8ea0af; font-size: 20px; font-weight: 400; }
.process-icon { position: relative; display: grid; flex: 0 0 118px; width: 118px; height: 118px; place-content: center; color: var(--teal-600); background: var(--white); border: 1px solid var(--slate-200); border-radius: 50%; box-shadow: 0 12px 32px rgba(19,49,77,.07); }
.process-icon::before, .process-icon::after, .process-icon i { content: ""; display: block; }
.process-icon span { font-size: 17px; font-weight: 900; }
.process-icon i { width: 26px; height: 2px; margin: 8px auto 0; background: var(--teal-500); }
.process-flow li > div:last-of-type p { margin: 0 0 4px; color: var(--teal-600); font-size: 9px; font-weight: 900; letter-spacing: .14em; }
.process-flow h3 { margin: 0 0 5px; font-size: 18px; }
.process-flow li > div:last-of-type > span { display: block; max-width: 125px; color: var(--slate-500); font-size: 12px; word-break: keep-all; }
.notice-box { display: flex; align-items: center; gap: 26px; margin-top: 57px; padding: 21px 28px; background: #e7eeef; border-left: 3px solid var(--teal-600); }
.notice-box strong { flex: 0 0 auto; font-size: 13px; }
.notice-box p { margin: 0; color: var(--slate-500); font-size: 13px; }

/* 제품 */
.products-section { background: var(--white); }
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.product-card { min-width: 0; background: var(--white); border: 1px solid var(--slate-200); box-shadow: 0 12px 35px rgba(13,34,56,.055); transition: transform .2s ease, box-shadow .2s ease; }
.product-card:hover { transform: translateY(-5px); box-shadow: 0 22px 45px rgba(13,34,56,.11); }
.product-media, .case-media { position: relative; height: 260px; overflow: hidden; background: #e8edf0; }
.product-media img, .case-media img { width: 100%; height: 100%; object-fit: cover; }
.image-placeholder { display: flex; align-items: center; justify-content: center; flex-direction: column; color: #536a7b; background-color: #e7ecef; background-image: linear-gradient(rgba(12,35,55,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(12,35,55,.05) 1px, transparent 1px); background-size: 32px 32px; }
.image-placeholder .placeholder-code { position: absolute; top: 16px; left: 18px; font-size: 9px; font-weight: 900; letter-spacing: .16em; }
.image-placeholder strong { position: relative; margin-top: 13px; font-size: 13px; }
.image-placeholder small { position: relative; margin-top: 3px; color: #738491; font-size: 10px; }
.placeholder-machine { position: relative; width: 92px; height: 80px; background: linear-gradient(135deg, #8798a4, #b6c2ca); clip-path: polygon(9% 0, 100% 0, 100% 90%, 90% 100%, 0 100%, 0 10%); }
.placeholder-machine i:first-child { position: absolute; top: 12px; left: 12px; right: 12px; height: 14px; background: #445e71; border-bottom: 2px solid var(--teal-500); }
.placeholder-machine i:last-child { position: absolute; right: 13px; bottom: 13px; left: 13px; height: 32px; border: 2px solid #657b89; }
.product-content { padding: 27px; }
.product-title { padding-bottom: 22px; border-bottom: 2px solid var(--navy-900); }
.product-title span, .case-title span { color: var(--teal-600); font-size: 10px; font-weight: 900; letter-spacing: .12em; }
.product-title h3 { margin: 5px 0 0; font-size: 24px; }
.product-spec-list { margin: 19px 0 22px; }
.product-spec-list div { display: grid; grid-template-columns: 105px 1fr; padding: 8px 0; border-bottom: 1px solid var(--slate-100); }
.product-spec-list dt { color: var(--slate-500); font-size: 12px; }
.product-spec-list dd { margin: 0; color: var(--navy-800); font-size: 12px; font-weight: 700; text-align: right; overflow-wrap: anywhere; }
.product-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.product-actions .button { min-height: 44px; padding: 9px; font-size: 12px; cursor: pointer; }
.spec-button { color: var(--navy-800); background: var(--white); border-color: #a7b3bc; }
.spec-button:hover { background: var(--slate-50); }
.data-disclaimer { margin: 20px 0 0; color: var(--slate-500); font-size: 12px; text-align: right; }

/* 적용 사업장 */
.applications-section { background: #eef2f4; }
.application-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: #ccd6dc; border: 1px solid #ccd6dc; }
.application-card { min-height: 190px; padding: 29px 25px; background: var(--white); transition: background .2s ease; }
.application-card > span { display: grid; width: 47px; height: 47px; place-content: center; color: var(--teal-600); background: var(--teal-100); font-size: 11px; font-weight: 900; }
.application-card h3 { margin: 25px 0 4px; font-size: 17px; }
.application-card p { margin: 0; color: var(--slate-500); font-size: 12px; }
.application-card:hover { background: #f9fbfb; }

/* 설치 절차 */
.installation-section { background: var(--white); }
.installation-steps { display: grid; grid-template-columns: repeat(6, 1fr); margin: 0; padding: 0; list-style: none; border-top: 3px solid var(--navy-900); }
.installation-steps li { position: relative; min-height: 195px; padding: 25px 22px; border-right: 1px solid var(--slate-200); border-bottom: 1px solid var(--slate-200); }
.installation-steps li:first-child { border-left: 1px solid var(--slate-200); }
.installation-steps li > span { color: var(--teal-600); font-size: 11px; font-weight: 900; }
.installation-steps h3 { margin: 46px 0 5px; font-size: 16px; }
.installation-steps p { margin: 0; color: var(--slate-500); font-size: 12px; }
.installation-steps i { position: absolute; top: 28px; right: -11px; z-index: 1; width: 20px; height: 20px; background: var(--white); border: solid var(--slate-300, #bdc8d0); border-width: 1px 1px 0 0; transform: rotate(45deg); }

/* 설치 사례 */
.cases-section { background: var(--slate-50); }
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.case-card { min-width: 0; background: var(--white); border: 1px solid var(--slate-200); }
.case-media { height: 225px; }
.case-content { padding: 26px; }
.case-title { padding-bottom: 18px; border-bottom: 2px solid var(--navy-900); }
.case-title h3 { margin: 5px 0 0; font-size: 19px; }
.case-card dl { margin: 17px 0 0; }
.case-card dl div { display: grid; grid-template-columns: 92px 1fr; padding: 7px 0; }
.case-card dt { color: var(--slate-500); font-size: 12px; }
.case-card dd { margin: 0; font-size: 12px; font-weight: 700; text-align: right; overflow-wrap: anywhere; }

/* 인증 자료 */
.resources-section { color: var(--white); background: #0d2c47; }
.resources-layout { display: grid; grid-template-columns: .72fr 1.28fr; gap: 84px; }
.resources-intro { padding-top: 7px; }
.resource-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.resource-card { display: grid; grid-template-columns: 52px 1fr 35px; align-items: center; min-height: 92px; padding: 17px 18px; background: rgba(255,255,255,.055); border: 1px solid rgba(255,255,255,.16); }
.resource-card > span { display: grid; width: 42px; height: 50px; place-content: center; color: #85ddd5; background: rgba(12,168,156,.12); border: 1px solid rgba(116,218,210,.36); font-size: 8px; font-weight: 900; letter-spacing: .06em; }
.resource-card h3 { margin: 0; font-size: 14px; }
.resource-card p { margin: 2px 0 0; color: #90a6b7; font-size: 11px; }
.resource-card button { color: #71899b; background: transparent; border: 0; font-size: 18px; }

/* 유지관리 */
.support-section { background: var(--white); }
.support-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 90px; align-items: center; }
.support-visual { position: relative; display: flex; align-items: center; justify-content: center; flex-direction: column; min-height: 500px; color: #637583; background: #e4e9ec; overflow: hidden; }
.support-media-file { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.support-visual::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(15,45,68,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(15,45,68,.05) 1px, transparent 1px); background-size: 42px 42px; }
.support-visual > span { position: absolute; top: 22px; left: 24px; font-size: 9px; font-weight: 900; letter-spacing: .18em; }
.support-visual strong { position: relative; margin-top: 28px; font-size: 14px; }
.support-visual small { position: relative; margin-top: 3px; font-size: 10px; }
.support-figure { position: relative; width: 160px; height: 164px; }
.support-figure i:first-child { position: absolute; top: 0; left: 52px; width: 58px; height: 58px; background: #9cabb5; border-radius: 50%; }
.support-figure i:nth-child(2) { position: absolute; bottom: 0; left: 20px; width: 120px; height: 102px; background: linear-gradient(135deg, #718692, #aab6bd); clip-path: polygon(20% 0, 80% 0, 100% 100%, 0 100%); }
.support-figure i:nth-child(3) { position: absolute; right: 5px; bottom: 5px; width: 53px; height: 53px; background: var(--teal-600); border: 8px solid #e4e9ec; border-radius: 50%; }
.support-copy > p { margin-top: 20px; }
.support-list { display: grid; grid-template-columns: 1fr 1fr; gap: 0; margin: 32px 0 0; padding: 0; list-style: none; border-top: 1px solid var(--slate-200); }
.support-list li { display: flex; align-items: center; gap: 10px; padding: 15px 4px; border-bottom: 1px solid var(--slate-200); font-size: 13px; font-weight: 700; }
.support-list li span { display: grid; width: 21px; height: 21px; place-content: center; color: var(--teal-600); background: var(--teal-100); border-radius: 50%; font-size: 11px; }
.support-meta { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 23px 0 0; }
.support-meta div { padding: 16px 18px; background: var(--slate-50); border-left: 3px solid var(--teal-600); }
.support-meta dt { color: var(--slate-500); font-size: 11px; }
.support-meta dd { margin: 2px 0 0; font-size: 13px; font-weight: 800; overflow-wrap: anywhere; }

/* FAQ */
.faq-section { background: var(--slate-50); }
.faq-layout { display: grid; grid-template-columns: .55fr 1.45fr; gap: 90px; }
.faq-intro { position: sticky; top: 125px; align-self: start; }
.faq-intro > p { margin-top: 20px; }
.faq-list { border-top: 2px solid var(--navy-900); }
.faq-item { border-bottom: 1px solid #cdd7dd; }
.faq-item h3 { margin: 0; }
.faq-item button { display: flex; align-items: center; justify-content: space-between; width: 100%; min-height: 76px; padding: 18px 9px; color: var(--navy-900); background: transparent; border: 0; text-align: left; cursor: pointer; }
.faq-item button > span { display: flex; align-items: center; gap: 18px; font-size: 15px; font-weight: 800; }
.faq-item button i, .faq-answer i { color: var(--teal-600); font-size: 12px; font-style: normal; font-weight: 900; }
.faq-item button b { color: var(--teal-600); font-size: 24px; font-weight: 400; }
.faq-answer { padding: 0 44px 24px; }
.faq-answer p { display: flex; gap: 19px; margin: 0; color: var(--slate-500); font-size: 13px; }
.faq-answer[hidden] { display: none; }

/* 문의 */
.contact-section { color: var(--white); background: linear-gradient(105deg, var(--navy-950), #0d2f4c); }
.contact-layout { display: grid; grid-template-columns: .72fr 1.28fr; gap: 85px; }
.contact-info { padding-top: 7px; }
.contact-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 34px; }
.contact-cards a { padding: 17px 18px; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.18); }
.contact-cards span { display: block; color: #8ba2b5; font-size: 10px; }
.contact-cards strong { display: block; margin-top: 4px; font-size: 13px; overflow-wrap: anywhere; }
.contact-hours { margin-top: 20px !important; color: #94a9b9 !important; font-size: 12px !important; }
.contact-hours strong { margin-right: 8px; color: #d6e1e9; }
.quote-form { padding: 35px 38px; color: var(--navy-900); background: var(--white); }
.form-heading { display: flex; align-items: center; justify-content: space-between; margin-bottom: 28px; padding-bottom: 20px; border-bottom: 2px solid var(--navy-900); }
.form-heading strong { font-size: 20px; }
.form-heading span { color: var(--slate-500); font-size: 11px; }
.form-heading i, .field label i, .consent i { color: #db5045; font-style: normal; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 19px 16px; }
.field { min-width: 0; }
.field-full { grid-column: 1 / -1; }
.field label { display: block; margin-bottom: 7px; font-size: 12px; font-weight: 800; }
.field input, .field select, .field textarea { width: 100%; color: var(--navy-900); background: #f9fbfb; border: 1px solid #bdc9d1; border-radius: 0; outline: 0; }
.field input, .field select { height: 46px; padding: 0 13px; }
.field textarea { display: block; min-height: 112px; padding: 12px 13px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--teal-600); box-shadow: 0 0 0 3px rgba(8,139,130,.12); }
.field [aria-invalid="true"] { border-color: #c9443a; }
.field-error { display: block; min-height: 17px; margin-top: 3px; color: #bd3c33; font-size: 10px; }
.consent { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; padding: 13px 0; border-top: 1px solid var(--slate-200); border-bottom: 1px solid var(--slate-200); }
.consent label { display: flex; align-items: center; gap: 9px; font-size: 12px; font-weight: 700; cursor: pointer; }
.consent input { width: 18px; height: 18px; accent-color: var(--teal-600); }
.consent .field-error { flex: 0 0 100%; min-height: 0; margin: 0; }
.policy-toggle { padding: 2px 0; color: var(--slate-500); background: transparent; border: 0; border-bottom: 1px solid currentColor; font-size: 11px; cursor: pointer; }
.submit-button { width: 100%; margin-top: 23px; cursor: pointer; }
.form-status { min-height: 23px; margin: 11px 0 0; font-size: 12px; text-align: center; }
.form-status.error { color: #bd3c33; }
.form-status.info { padding: 10px; color: #075f59; background: var(--teal-100); }

/* 푸터 및 보조 UI */
.site-footer { padding: 59px 0 30px; color: #aabac7; background: #061521; }
.footer-top { display: grid; grid-template-columns: 260px 1fr auto; align-items: center; gap: 50px; padding-bottom: 34px; border-bottom: 1px solid rgba(255,255,255,.12); }
.footer-top > p { max-width: 540px; margin: 0; font-size: 13px; }
.footer-contact-link { color: var(--white); font-size: 13px; font-weight: 800; border-bottom: 1px solid #617485; }
.footer-details { display: flex; align-items: flex-start; justify-content: space-between; gap: 30px; padding-block: 24px; border-bottom: 1px solid rgba(255,255,255,.08); }
.company-details { display: flex; flex-wrap: wrap; max-width: 820px; gap: 7px 22px; font-size: 11px; }
.company-details span { position: relative; }
.company-details span:not(:last-child)::after { content: ""; position: absolute; top: 6px; right: -12px; width: 1px; height: 9px; background: #394955; }
.footer-links { display: flex; gap: 16px; }
.footer-links button { padding: 0; color: #c7d2da; background: transparent; border: 0; font-size: 11px; cursor: pointer; }
.footer-bottom { display: flex; justify-content: space-between; padding-top: 23px; }
.footer-bottom p { margin: 0; color: #647684; font-size: 10px; }
.top-button { position: fixed; right: 24px; bottom: 25px; z-index: 80; display: grid; width: 46px; height: 46px; place-content: center; color: var(--white); background: var(--navy-800); border: 1px solid rgba(255,255,255,.2); opacity: 0; pointer-events: none; transform: translateY(8px); transition: opacity .2s ease, transform .2s ease; cursor: pointer; }
.top-button.visible { opacity: 1; pointer-events: auto; transform: none; }
.mobile-action-bar { display: none; }
.site-toast { position: fixed; right: 24px; bottom: 82px; z-index: 150; max-width: min(390px, calc(100% - 48px)); padding: 15px 18px; color: var(--white); background: var(--navy-900); border-left: 3px solid var(--teal-500); box-shadow: 0 14px 36px rgba(0,0,0,.25); opacity: 0; transform: translateY(8px); transition: .2s ease; pointer-events: none; font-size: 13px; }
.site-toast.visible { opacity: 1; transform: none; }
.policy-dialog { width: min(520px, calc(100% - 32px)); padding: 0; color: var(--navy-900); background: var(--white); border: 0; box-shadow: 0 30px 80px rgba(0,0,0,.35); }
.policy-dialog::backdrop { background: rgba(3,15,25,.7); }
.dialog-header { display: flex; align-items: center; justify-content: space-between; padding: 20px 24px; border-bottom: 1px solid var(--slate-200); }
.dialog-header h2 { margin: 0; font-size: 19px; }
.dialog-header button { width: 38px; height: 38px; color: var(--navy-900); background: transparent; border: 1px solid var(--slate-200); font-size: 24px; cursor: pointer; }
.dialog-content { min-height: 150px; padding: 24px; }
.dialog-content p { margin: 0; color: var(--slate-500); font-size: 13px; }

@media (max-width: 1120px) {
  .desktop-nav, .phone-link { display: none; }
  .header-inner { justify-content: space-between; }
  .header-actions { margin-left: auto; }
  .menu-toggle { display: grid; width: 44px; height: 44px; padding: 11px; place-content: center; gap: 5px; color: inherit; background: transparent; border: 1px solid rgba(255,255,255,.25); cursor: pointer; }
  .menu-toggle span { display: block; width: 20px; height: 2px; background: currentColor; transition: transform .2s ease, opacity .2s ease; }
  .mobile-menu { position: absolute; top: var(--header-height); right: 0; left: 0; grid-template-columns: repeat(2, 1fr); padding: 10px max(20px, calc((100% - var(--container))/2)); background: var(--navy-900); border-top: 1px solid rgba(255,255,255,.1); box-shadow: 0 16px 36px rgba(0,0,0,.25); }
  .mobile-menu:not([hidden]) { display: grid; }
  .mobile-menu a { padding: 14px; color: #dbe5ed; border-bottom: 1px solid rgba(255,255,255,.08); }
  .hero-grid { grid-template-columns: 1fr 420px; gap: 40px; }
  .problem-list { grid-template-columns: repeat(3, 1fr); }
  .problem-item:nth-child(4) { border-left: 1px solid var(--slate-200); }
  .problem-item:nth-child(-n+3) { border-bottom: 1px solid var(--slate-200); }
  .advantage-layout, .resources-layout, .contact-layout { gap: 48px; }
  .process-flow { grid-template-columns: 1fr 1fr; gap: 34px 20px; }
  .process-flow li > b { display: none; }
  .installation-steps { grid-template-columns: repeat(3, 1fr); }
  .installation-steps li:nth-child(3) i { display: none; }
  .installation-steps li:nth-child(-n+3) { border-bottom-color: #aebcc6; }
  .support-layout { gap: 50px; }
  .faq-layout { gap: 50px; }
}

@media (max-width: 880px) {
  .hero-grid { grid-template-columns: 1fr; padding-block: 60px; }
  .hero-media { min-height: 400px; }
  .hero-specs { max-width: none; }
  .section { padding: 90px 0; }
  .split-heading { grid-template-columns: 1fr; gap: 21px; }
  .section-heading { margin-bottom: 42px; }
  .advantage-layout, .resources-layout, .support-layout, .faq-layout, .contact-layout { grid-template-columns: 1fr; gap: 48px; }
  .advantage-intro, .faq-intro { position: static; }
  .advantage-grid { max-width: none; }
  .product-grid, .case-grid { grid-template-columns: 1fr 1fr; }
  .product-card:last-child, .case-card:last-child { grid-column: 1 / -1; width: calc(50% - 11px); }
  .application-grid { grid-template-columns: repeat(2, 1fr); }
  .support-visual { min-height: 420px; }
  .contact-info { max-width: 650px; }
  .footer-top { grid-template-columns: 220px 1fr; gap: 35px; }
  .footer-contact-link { grid-column: 1 / -1; justify-self: start; }
}

@media (max-width: 560px) {
  :root { --header-height: 68px; }
  .container { width: min(calc(100% - 28px), var(--container)); }
  .brand-mark { width: 29px; height: 34px; }
  .brand-copy strong { max-width: 138px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .brand-copy small { display: none; }
  .header-actions .button { display: none; }
  .mobile-menu { grid-template-columns: 1fr; max-height: calc(100vh - var(--header-height)); overflow: auto; padding: 8px 14px 16px; }
  .menu-open { overflow: hidden; }
  .hero { min-height: auto; }
  .hero-grid { gap: 38px; padding-block: 55px 48px; }
  h1 { font-size: clamp(36px, 10.5vw, 48px); }
  .hero-description { margin: 21px 0 26px; font-size: 16px; }
  .hero-buttons { display: grid; grid-template-columns: 1fr; margin-bottom: 34px; }
  .hero-specs { grid-template-columns: 1fr 1fr; gap: 20px 0; }
  .hero-specs div { padding-inline: 16px; }
  .hero-specs div:nth-child(2) { border-right: 0; }
  .hero-specs div:last-child { grid-column: 1 / -1; padding: 16px 0 0; border-top: 1px solid rgba(255,255,255,.13); }
  .hero-media { min-height: 360px; }
  .machine-placeholder { top: 61px; width: 220px; height: 230px; }
  .machine-top { width: 180px; }
  .machine-door { width: 160px; }
  .media-copy { align-items: flex-start; flex-direction: column; gap: 2px; }
  .hero-bottom-inner { grid-template-columns: 1fr 1fr; padding-block: 11px; }
  .hero-bottom p { padding: 8px 0; border: 0; }
  .section { padding: 74px 0; }
  .section-heading h2, .advantage-intro h2, .resources-intro h2, .support-copy h2, .faq-intro h2, .contact-info h2 { font-size: 32px; }
  .section-heading > p, .advantage-intro > p, .resources-intro > p, .support-copy > p, .faq-intro > p, .contact-info > p { font-size: 14px; }
  .problem-list { grid-template-columns: 1fr; border-bottom: 0; }
  .problem-item, .problem-item:first-child, .problem-item:nth-child(4) { display: grid; grid-template-columns: 42px 1fr; min-height: 0; padding: 20px 14px; border: 0; border-bottom: 1px solid var(--slate-200); }
  .problem-item > div { margin-top: 0; }
  .problem-item h3 { font-size: 16px; }
  .advantage-grid { grid-template-columns: 1fr; }
  .advantage-card { min-height: 0; padding: 24px; }
  .advantage-card h3 { margin: 22px 0 8px; font-size: 18px; }
  .process-flow { grid-template-columns: 1fr; gap: 24px; }
  .process-flow li { gap: 18px; }
  .process-icon { flex-basis: 90px; width: 90px; height: 90px; }
  .process-flow li > div:last-of-type > span { max-width: none; }
  .notice-box { align-items: flex-start; flex-direction: column; gap: 5px; margin-top: 38px; padding: 19px; }
  .product-grid, .case-grid { grid-template-columns: 1fr; }
  .product-card:last-child, .case-card:last-child { grid-column: auto; width: auto; }
  .product-media { height: 235px; }
  .product-content { padding: 23px 20px; }
  .data-disclaimer { text-align: left; }
  .application-grid { grid-template-columns: 1fr 1fr; }
  .application-card { min-height: 165px; padding: 22px 18px; }
  .application-card h3 { margin-top: 20px; font-size: 15px; }
  .installation-steps { grid-template-columns: 1fr 1fr; }
  .installation-steps li { min-height: 155px; }
  .installation-steps li:nth-child(3) i { display: block; }
  .installation-steps li:nth-child(even) i { display: none; }
  .installation-steps h3 { margin-top: 28px; }
  .resource-grid { grid-template-columns: 1fr; }
  .support-visual { min-height: 350px; }
  .support-list { grid-template-columns: 1fr; }
  .faq-item button { min-height: 68px; }
  .faq-item button > span { align-items: flex-start; gap: 13px; font-size: 14px; }
  .faq-answer { padding: 0 13px 21px; }
  .contact-cards { grid-template-columns: 1fr; }
  .quote-form { padding: 26px 18px; }
  .form-heading strong { font-size: 17px; }
  .form-grid { grid-template-columns: 1fr; gap: 14px; }
  .field-full { grid-column: auto; }
  .consent { align-items: flex-start; }
  .footer-top { grid-template-columns: 1fr; gap: 24px; }
  .footer-contact-link { grid-column: auto; }
  .footer-details { align-items: flex-start; flex-direction: column; }
  .company-details { gap: 7px 17px; }
  .company-details span:not(:last-child)::after { display: none; }
  .footer-bottom { align-items: flex-start; flex-direction: column; gap: 7px; }
  .mobile-action-bar { position: fixed; right: 0; bottom: 0; left: 0; z-index: 90; display: grid; grid-template-columns: 1fr 1fr; min-height: 58px; box-shadow: 0 -8px 24px rgba(4,19,31,.18); }
  .mobile-action-bar a { display: grid; place-content: center; color: var(--white); background: var(--navy-800); font-size: 14px; font-weight: 800; }
  .mobile-action-bar a:last-child { background: var(--teal-600); }
  .top-button { right: 14px; bottom: 72px; }
  .site-toast { right: 14px; bottom: 128px; max-width: calc(100% - 28px); }
  .site-footer { padding-bottom: 92px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}