:root{--ink:#1b2430;--paper:#f5f5f3;--line:#dcdad5;--yellow:#f2c230;--muted:#58616a;--side:250px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:28px}body{margin:0;background:var(--paper);color:var(--ink);font:17px/1.7 Pretendard,'Noto Sans KR','Malgun Gothic',sans-serif;word-break:keep-all}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}button,a,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid #a57400;outline-offset:5px}a:hover{text-decoration:underline;text-underline-offset:5px}img{max-width:100%;display:block}figure,h1,h2,h3,p{margin:0}button:disabled{opacity:.35;cursor:default}.skip{position:fixed;top:-100px;left:20px;background:var(--yellow);padding:12px;z-index:100}.skip:focus{top:12px}.sidebar{width:var(--side);position:fixed;inset:0 auto 0 0;padding:44px 28px 28px;border-right:1px solid var(--line);display:flex;flex-direction:column;z-index:20;background:var(--paper)}.brand{display:block;line-height:1.05}.brand strong{font-size:46px;font-weight:900;letter-spacing:-4px}.brand span{display:block;font-size:15px;letter-spacing:2px;margin-top:14px}.brand small{display:block;font-size:12px;letter-spacing:2px;margin-top:20px;color:var(--muted)}.sidebar nav{display:grid;gap:8px;margin-top:64px}.sidebar nav a{min-height:56px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);font-weight:650}.sidebar nav a span{font-size:12px;color:var(--muted)}.side-contact{margin-top:auto;padding-top:30px}.side-contact p{font-size:14px;color:var(--muted)}.side-phone{font-size:21px;letter-spacing:-.7px;font-weight:800;white-space:nowrap}.side-contact .btn{margin-top:16px;width:100%;padding-inline:10px}.side-bottom{font-size:12px;margin-top:26px;color:var(--muted)}main,footer{margin-left:var(--side)}.mobile-header{display:none}.topline{min-height:65px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;padding:0 5%;font-size:13px;letter-spacing:1px}.topline span:last-child{letter-spacing:0;color:var(--muted)}.hero{display:grid;grid-template-columns:1.05fr 1fr;min-height:650px}.hero-copy{padding:72px 9% 48px 10%;display:flex;flex-direction:column;align-items:flex-start}.eyebrow{font-size:13px;font-weight:700;letter-spacing:2px;display:flex;align-items:center;gap:12px;margin-bottom:28px}.eyebrow:before{content:'';display:block;width:24px;height:3px;background:var(--yellow)}h1{font-size:clamp(40px,4.3vw,70px);letter-spacing:-.07em;line-height:1.18;font-weight:850}h1 em{font-style:normal;display:inline-block;position:relative}h1 em:after{content:'';height:8px;background:var(--yellow);position:absolute;bottom:0;left:0;right:0;z-index:-1}.hero-copy>p{margin:26px 0;color:var(--muted);line-height:1.9}.btn{min-height:58px;padding:13px 24px;display:inline-flex;gap:24px;align-items:center;justify-content:center;background:var(--yellow);color:var(--ink);border:0;font-weight:750;text-decoration:none!important}.btn:hover{background:#e5b627}.hero-meta{margin-top:auto;padding-top:34px;font-size:13px;color:var(--muted)}.hero-photo{position:relative;background:var(--line);min-width:0}.hero-photo img{width:100%;height:100%;position:absolute;object-fit:cover;object-position:center 57%}.hero-photo figcaption{position:absolute;bottom:24px;left:24px;background:var(--paper);padding:9px 14px;font-size:13px}.hero-photo figcaption span{color:var(--muted);margin-left:14px}.ribbon{display:flex;justify-content:space-between;gap:16px;background:var(--ink);color:var(--paper);padding:23px 5%;font-size:15px}.ribbon b{color:var(--yellow);margin-right:12px}.section{padding:76px 5%;border-bottom:1px solid var(--line)}.section-heading{display:flex;justify-content:space-between;gap:24px;align-items:flex-end;margin-bottom:35px}.kicker{font-size:13px;letter-spacing:2px;color:var(--muted);margin-bottom:12px}h2{font-size:clamp(30px,3vw,43px);letter-spacing:-2px;line-height:1.3}h3{font-size:23px;letter-spacing:-1px}.text-link{min-height:56px;display:inline-flex;align-items:center;gap:24px;font-size:15px;font-weight:700;border-bottom:1px solid var(--ink)}.materials{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.material img{width:100%;aspect-ratio:1.25;object-fit:cover}.material h3{margin-top:18px}.material p{font-size:15px;color:var(--muted);margin-top:5px}.material .num{font-size:12px;float:right;font-weight:400;letter-spacing:1px;margin-top:7px}.note{font-size:14px;color:var(--muted);margin-top:26px}.order{background:#ebece9}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:25px}.step{border-top:1px solid #abb0b1;padding-top:18px}.step>b{font-size:14px;font-weight:500;color:var(--muted)}.step h3{margin-top:24px;font-size:21px}.step p{margin-top:12px;font-size:16px;color:var(--muted)}.gallery-controls{display:flex;gap:8px}.gallery-controls button{width:56px;height:56px;background:transparent;border:1px solid #9ca0a2;font-size:24px}.gallery-track{display:flex;gap:22px;overflow:auto;scroll-snap-type:x mandatory;scrollbar-width:thin;padding-bottom:18px}.gallery-track figure{flex:0 0 calc((100% - 22px)/2);scroll-snap-align:start}.gallery-track img{width:100%;aspect-ratio:4/3;object-fit:cover;background:var(--line)}.gallery-track figcaption{padding-top:13px;font-size:16px}.gallery-status{font-size:13px;color:var(--muted);margin-top:12px}.delivery-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px}.delivery-grid p{margin-top:24px;color:var(--muted)}.checklist{list-style:none;padding:0;margin:0}.checklist li{padding:17px 0;border-bottom:1px solid var(--line);display:flex;gap:22px}.checklist b{color:#737a7d;font-size:13px;padding-top:4px}.contact{background:var(--yellow);display:flex;align-items:center;justify-content:space-between;gap:28px}.contact p{margin-top:15px}.contact-number{font-size:clamp(24px,3.2vw,46px);font-weight:850;white-space:nowrap;letter-spacing:-1px}.contact .kicker{color:var(--ink)}footer{background:var(--ink);color:var(--paper);padding:42px 5% 30px;font-size:14px}.footer-top{display:flex;justify-content:space-between;gap:20px;margin-bottom:28px}.footer-top strong{font-size:19px}.footer-top p{margin-top:8px;color:#bcc1c7}.business{border-top:1px solid #48505a;border-bottom:1px solid #48505a}.business summary{min-height:58px;cursor:pointer;display:flex;align-items:center;justify-content:space-between}.business summary:after{content:'+';font-size:23px}.business[open] summary:after{content:'−'}.business dl{display:grid;grid-template-columns:140px 1fr;gap:10px;padding-bottom:16px}.business dt{color:#bcc1c7}.business dd{margin:0}.copyright{margin-top:24px;color:#a4adb6;font-size:12px}.mobile-actions{display:none}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;text-align:left;font-size:16px}th,td{padding:22px 15px;border-bottom:1px solid var(--line)}th{background:#e7e8e4;font-size:14px}td:first-child{font-weight:750;white-space:nowrap}.types-intro{max-width:700px;margin-top:24px;color:var(--muted)}.types-head{padding-bottom:48px}.types-head h1{font-size:56px}.types-feature{display:grid;grid-template-columns:240px 1fr;gap:35px;margin-top:42px;align-items:center}.types-feature img{width:100%;aspect-ratio:4/3;object-fit:cover}.types-feature p{margin-top:12px;color:var(--muted)}[hidden]{display:none!important}@media(min-width:1500px){:root{--side:280px}.hero{min-height:730px}.hero-copy{padding-top:95px}}@media(max-width:1100px) and (min-width:900px){:root{--side:220px}.sidebar{padding-inline:20px}.hero-copy{padding:45px 8%}.hero{min-height:600px}.side-phone{font-size:19px}.materials{gap:12px}.contact{align-items:flex-start;flex-direction:column}}@media(max-width:899px){html{scroll-padding-top:90px}:root{--side:0px}.sidebar,.topline{display:none}.mobile-header{display:flex;position:sticky;top:0;z-index:30;background:var(--paper);min-height:76px;align-items:center;justify-content:space-between;padding:12px 5%;border-bottom:1px solid var(--line)}.mobile-brand{font-size:26px;font-weight:900;letter-spacing:-2px}.mobile-brand span{font-size:12px;font-weight:600;letter-spacing:0;margin-left:10px}.mobile-header>a:last-child{font-size:14px;min-height:48px;display:flex;align-items:center}.hero{min-height:0}.hero-copy{padding:48px 9% 35px 10%}h1{font-size:clamp(36px,5.8vw,54px)}.hero-copy>p{font-size:16px}.hero-meta{font-size:12px}.section{padding:56px 5%}.ribbon{font-size:13px;flex-wrap:wrap}.ribbon b{margin-right:6px}.materials{gap:15px}.material h3{font-size:21px}.material p{font-size:14px}.steps{grid-template-columns:1fr 1fr;gap:30px}.delivery-grid{gap:30px}.contact{align-items:flex-start;flex-direction:column}.mobile-actions{display:flex;position:fixed;bottom:0;left:0;right:0;z-index:40;background:var(--ink);padding:9px 12px calc(9px + env(safe-area-inset-bottom));gap:8px}.mobile-actions a,.mobile-actions button{min-height:56px;flex:1;font-size:16px;font-weight:750;display:flex;align-items:center;justify-content:center;border:0}.mobile-actions a{background:var(--yellow)}.mobile-actions button{background:#f5f5f3;color:var(--ink)}.mobile-actions button:disabled{opacity:1;color:#59616b}.mobile-actions small{font-size:12px;margin-left:7px}footer{padding-bottom:120px}}@media(max-width:599px){.hero{grid-template-columns:1fr}.hero-copy{padding:38px 6% 30px}.eyebrow{margin-bottom:21px;font-size:12px}h1{font-size:46px}.hero-copy>p{margin:20px 0}.hero-copy .btn{width:100%;justify-content:space-between}.hero-meta{padding-top:19px;margin-top:0}.hero-photo{height:330px}.hero-photo img{object-position:center 58%}.hero-photo figcaption{bottom:16px;left:20px}.ribbon{gap:8px;padding:18px 6%}.ribbon span:last-child{display:none}.section-heading{align-items:flex-start;flex-wrap:wrap;gap:14px;margin-bottom:26px}h2{font-size:32px}.materials{grid-template-columns:1fr 1fr;row-gap:27px}.material h3{margin-top:11px}.steps{gap:28px 20px}.step h3{margin-top:15px;font-size:20px}.step p{font-size:15px}.gallery-track figure{flex-basis:86%}.gallery-track{gap:15px}.gallery-controls{margin-left:auto}.delivery-grid{grid-template-columns:1fr;gap:28px}.footer-top{flex-direction:column}.business dl{grid-template-columns:110px 1fr;font-size:13px}.types-head h1{font-size:43px}.types-feature{grid-template-columns:1fr;gap:20px}.types-feature img{max-height:270px}.contact-number{font-size:33px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.gallery-track{scroll-behavior:auto}}

.hero-copy .hero-phone{width:100%;max-width:390px;padding:16px 18px;gap:10px;justify-content:space-between}.hero-phone-text{display:flex;flex-direction:column;gap:3px;min-width:0}.hero-phone-label{font-size:14px;font-weight:650}.hero-phone strong{font-size:clamp(22px,2.4vw,32px);font-weight:850;line-height:1.35;letter-spacing:-1px;white-space:nowrap}@media(max-width:599px){.hero-phone strong{font-size:clamp(24px,7.5vw,32px)}}

/* Show the center of the clean gravel reference photo at a closer scale. */
img[src*='gravel-clean']{object-fit:cover;object-position:center;object-view-box:inset(12%);}

.coverage-intro{color:var(--muted);margin-bottom:32px}.coverage-group{padding:28px 0;border-top:1px solid var(--line)}.coverage-group h3{margin-bottom:20px}.coverage-areas{display:flex;flex-wrap:wrap;gap:10px;margin:0;padding:0;list-style:none}.coverage-areas li{background:#e8e9e5;padding:8px 15px;font-size:16px;border-radius:3px}.coverage-group details{margin-top:20px}.coverage-group summary{cursor:pointer;min-height:56px;display:flex;align-items:center;gap:15px;font-size:15px}.coverage-group summary:after{content:"+"}.coverage-group details[open] summary:after{content:"−"}@media(max-width:599px){.coverage-areas{gap:8px}.coverage-areas li{font-size:15px;padding:7px 12px}}

/* Unified wordmark and regional brand signature. */
.brand strong{font-size:42px;letter-spacing:-3px;white-space:nowrap}.mobile-brand{font-size:32px;letter-spacing:-2px;white-space:nowrap}.hero-copy .hero-brand{font-size:30px;font-weight:800;line-height:1.3;letter-spacing:-1.5px;color:var(--ink);margin:18px 0 0}@media(min-width:900px) and (max-width:1100px){.brand strong{font-size:39px}}