@charset "utf-8";

:root {
    --do-bg: #ffffff;
    --do-ink: #151515;
    --do-muted: #777777;
    --do-line: #e8e8e8;
    --do-soft: #f4f4f2;
    --do-dark: #171717;
    --do-accent: #ef4136;
    --do-max: 1680px;
    --do-gutter: clamp(20px, 4vw, 72px);
    --do-radius: 2px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body { margin: 0; min-width: 320px; background: var(--do-bg); color: var(--do-ink); font-family: -apple-system, BlinkMacSystemFont, "Pretendard", "Noto Sans KR", "Malgun Gothic", Arial, sans-serif; font-size: 16px; line-height: 1.6; word-break: keep-all; overflow-x: hidden; }
body.do-menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; vertical-align: middle; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
address { font-style: normal; }
.sound_only, .do-hp { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; margin: -1px !important; overflow: hidden !important; clip: rect(0,0,0,0) !important; white-space: nowrap !important; border: 0 !important; }
.do-container { width: min(100%, var(--do-max)); margin: 0 auto; padding-inline: var(--do-gutter); }
.do-skip { position: fixed; left: 16px; top: -80px; z-index: 99999; padding: 12px 18px; background: #000; color: #fff; border-radius: 4px; }
.do-skip:focus { top: 16px; }
:focus-visible { outline: 3px solid #1d68ff; outline-offset: 3px; }

/* Header */
.do-header { position: fixed; inset: 0 0 auto 0; z-index: 1000; height: 88px; background: rgba(255,255,255,.92); border-bottom: 1px solid rgba(0,0,0,.08); backdrop-filter: blur(14px); }
.do-header__inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.do-brand { display: inline-flex; align-items: center; max-width: min(220px, 24vw); }
.do-brand img { display: block; max-height: 44px; width: auto; }
.do-nav { font-size: 13px; font-weight: 700; letter-spacing: .08em; }
.do-nav--desktop { display: flex; align-items: center; gap: clamp(22px, 3vw, 54px); margin-left: auto; }
.do-nav a { position: relative; padding-block: 10px; }
.do-nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 4px; height: 1px; background: currentColor; transition: right .25s ease; }
.do-nav a:hover::after, .do-nav a:focus-visible::after { right: 0; }
.do-header__actions { display: flex; align-items: center; gap: 10px; }
.do-header-cta, .do-admin-link { display: inline-flex; align-items: center; justify-content: center; min-height: 42px; padding: 0 18px; border: 1px solid var(--do-ink); font-size: 13px; font-weight: 700; }
.do-header-cta { background: var(--do-ink); color: #fff; }
.do-admin-link { background: #fff; }
.do-menu-toggle { display: none; width: 44px; height: 44px; border: 0; background: transparent; padding: 11px; }
.do-menu-toggle > span:not(.sound_only) { display: block; height: 1px; background: #111; margin: 7px 0; transition: transform .25s ease; }
.do-nav--mobile {
    position: fixed;
    top: 88px;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 990;
    display: block;
    min-height: calc(100dvh - 88px);
    overflow-y: auto;
    overscroll-behavior: contain;
    background: #fff;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-8px);
    transition: opacity .25s ease, visibility .25s ease, transform .35s cubic-bezier(.16,1,.3,1);
}
.do-nav--mobile.is-open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
}
.do-nav--mobile__inner {
    min-height: 100%;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding: clamp(48px, 8vh, 90px) var(--do-gutter) max(40px, env(safe-area-inset-bottom));
}
.do-nav--mobile__label {
    margin-bottom: 22px;
    color: #999;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: .16em;
}
.do-nav--mobile a {
    display: block;
    width: 100%;
    padding: 8px 0;
    font-size: clamp(34px, 8vw, 58px);
    line-height: 1.08;
    letter-spacing: -.045em;
}
.do-nav--mobile a::after { display: none; }
.do-nav--mobile a.do-nav--mobile__cta {
    margin-top: auto;
    padding-top: 28px;
    border-top: 1px solid var(--do-line);
    font-size: 14px;
    letter-spacing: .04em;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Hero */
.do-hero { position: relative; min-height: 100svh; display: grid; align-items: center; padding: 88px 0 clamp(28px, 4vh, 48px); background: #dcdcdc; overflow: hidden; }
.do-hero__media { position: absolute; inset: 0; background: #d7d4d0 var(--hero-image, none) center/cover no-repeat; display: grid; place-items: center; color: rgba(0,0,0,.28); font-weight: 800; letter-spacing: .14em; }
.do-hero__shade { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(0,0,0,.58) 0%, rgba(0,0,0,.14) 58%, rgba(0,0,0,.08) 100%); }
.do-hero__content { position: relative; z-index: 2; color: #fff; }
.do-eyebrow { margin: 0 0 18px; font-size: 12px; line-height: 1.3; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.do-hero h1 { margin: 0; font-size: clamp(52px, 7.2vw, 126px); line-height: .98; letter-spacing: -.06em; font-weight: 700; }
.do-hero__lead { margin: 28px 0 0; font-size: clamp(17px, 1.35vw, 24px); line-height: 1.55; }
.do-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 38px; }
.do-btn { display: inline-flex; min-width: 170px; min-height: 52px; align-items: center; justify-content: center; padding: 0 24px; border: 1px solid rgba(255,255,255,.9); font-size: 14px; font-weight: 700; transition: transform .25s ease, background .25s ease, color .25s ease; }
.do-btn:hover { transform: translateY(-2px); }
.do-btn--solid { background: #fff; color: #111; }
.do-btn--line { color: #fff; }
.do-scroll-cue { position: absolute; z-index: 3; right: var(--do-gutter); bottom: 30px; color: #fff; display: flex; align-items: center; gap: 14px; font-size: 11px; font-weight: 700; letter-spacing: .14em; }
.do-scroll-cue b { font-size: 20px; font-weight: 400; animation: do-bounce 1.8s ease-in-out infinite; }
@keyframes do-bounce { 0%,100%{transform:translateY(0)} 50%{transform:translateY(8px)} }

/* Sections */
.do-section { padding: clamp(90px, 12vw, 190px) 0; }
.do-section-head { max-width: 900px; margin-bottom: clamp(48px, 7vw, 100px); }
.do-section-head h2 { margin: 0; font-size: clamp(42px, 5.4vw, 96px); line-height: 1.04; letter-spacing: -.055em; font-weight: 650; }
.do-section-head > p:last-child { max-width: 620px; margin: 26px 0 0; color: var(--do-muted); font-size: clamp(15px, 1.05vw, 19px); }
.do-service-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); border-top: 1px solid var(--do-line); border-bottom: 1px solid var(--do-line); }
.do-service-card { min-width: 0; padding: 30px clamp(18px,2vw,34px) 30px; border-right: 1px solid var(--do-line); display: flex; flex-direction: column; transition: background .3s ease; }
.do-service-card:first-child { border-left: 1px solid var(--do-line); }
.do-service-card__head { display: flex; justify-content: space-between; align-items: baseline; gap: 18px; }
.do-service-card__head span { font-size: 12px; color: #aaa; }
.do-service-card h3 { margin: 0; font-size: clamp(26px,2.25vw,40px); letter-spacing: -.04em; }
.do-service-card > p { min-height: 52px; margin: 12px 0 22px; color: #777; }
.do-placeholder { display: grid; place-items: center; background: linear-gradient(145deg,#ececea,#d9d8d5); color: #9b9a96; font-size: 12px; font-weight: 800; letter-spacing: .12em; overflow: hidden; }
.do-placeholder--service { aspect-ratio: 4/3; }
.do-service-card__media { position: relative; width: 100%; aspect-ratio: 4/3; overflow: hidden; background: linear-gradient(145deg,#ececea,#d9d8d5); display: grid; place-items: center; color: #9b9a96; font-size: 12px; font-weight: 800; letter-spacing: .12em; }
.do-service-card__media img { width: 100%; height: 100%; object-fit: cover; display: block; transform: scale(1.001); transition: transform .7s cubic-bezier(.16,1,.3,1); }
.do-service-card__more { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--do-line); font-size: 12px; font-weight: 800; letter-spacing: .04em; }
.do-service-card__more b { font-size: 18px; font-weight: 400; transition: transform .3s cubic-bezier(.16,1,.3,1); }
.do-service-card:hover, .do-service-card:focus-visible { background: #fafafa; }
.do-service-card:hover .do-service-card__media img, .do-service-card:focus-visible .do-service-card__media img { transform: scale(1.045); }
.do-service-card:hover .do-service-card__more b, .do-service-card:focus-visible .do-service-card__more b { transform: translateX(5px); }

.do-service-more { display: flex; justify-content: center; padding-top: clamp(28px, 3.3vw, 50px); }
.do-service-more a { min-width: 168px; min-height: 52px; padding: 0 22px; display: inline-flex; align-items: center; justify-content: space-between; gap: 24px; border: 1px solid var(--do-ink); background: #fff; font-size: 13px; font-weight: 800; transition: background .25s ease, color .25s ease, transform .25s ease; }
.do-service-more a:hover, .do-service-more a:focus-visible { background: var(--do-ink); color: #fff; transform: translateY(-2px); }
.do-service-more a span { font-size: 18px; font-weight: 400; }

#services { padding-bottom: clamp(52px, 6vw, 90px); }
#services .do-section-head { margin-bottom: clamp(34px, 4.5vw, 66px); }

/* Works + vertical moving text */
.do-works { display: grid; grid-template-columns: clamp(160px, 14vw, 270px) minmax(0,1fr); min-height: 100vh; background: #fff; border-top: 1px solid var(--do-line); }
.do-vertical-marquee { position: relative; overflow: hidden; background: #fafafa; border-right: 1px solid var(--do-line); }
.do-vertical-marquee__track { position: absolute; inset: -10% 0; display: flex; flex-direction: column; align-items: center; gap: 5vh; animation: do-marquee-y 16s linear infinite; }
.do-vertical-marquee__track span { writing-mode: vertical-rl; transform: rotate(180deg); white-space: nowrap; color: #efefef; font-size: clamp(84px, 9.5vw, 180px); line-height: .82; font-weight: 900; letter-spacing: -.08em; user-select: none; }
@keyframes do-marquee-y { from { transform: translateY(-35%); } to { transform: translateY(-2%); } }
.do-works__body { padding: clamp(90px, 11vw, 170px) 0; }
.do-container--works { width: 100%; max-width: none; }
.do-work-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: clamp(24px, 3.6vw, 70px) clamp(18px, 2.4vw, 44px); }
.do-work-card { min-width: 0; }
.do-work-card a { display: block; }
.do-work-card__image {
    position: relative;
    aspect-ratio: .88;
    overflow: hidden;
    background: linear-gradient(145deg,#ececea,#d9d8d5);
    display: grid;
    place-items: center;
    color: #9b9a96;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .12em;
}
.do-work-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.do-work-card__hover {
    position: absolute;
    inset: 0;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: clamp(22px, 3vw, 46px);
    background: rgba(0,0,0,.58);
    color: #fff;
    text-align: center;
    opacity: 0;
    transition: opacity .38s ease;
    pointer-events: none;
}
.do-work-card__hover-title {
    max-width: 92%;
    font-size: clamp(20px, 1.8vw, 30px);
    line-height: 1.25;
    font-weight: 750;
    letter-spacing: -.035em;
    opacity: 0;
    transform: translateY(12px);
    transition: opacity .35s ease .04s, transform .48s cubic-bezier(.16,1,.3,1) .04s;
}
.do-work-card__hover-meta {
    max-width: 92%;
    font-size: clamp(11px, .85vw, 14px);
    line-height: 1.55;
    font-weight: 600;
    letter-spacing: -.01em;
    opacity: 0;
    transform: translateY(12px);
    transition: opacity .35s ease .09s, transform .48s cubic-bezier(.16,1,.3,1) .09s;
}
.do-work-card__hover-more {
    width: 58px;
    height: 58px;
    margin-top: 14px;
    border-radius: 50%;
    background: var(--do-accent);
    color: #fff;
    display: grid;
    place-items: center;
    font-size: 21px;
    line-height: 1;
    opacity: 0;
    transform: translateY(14px);
    transition: opacity .35s ease .14s, transform .5s cubic-bezier(.16,1,.3,1) .14s, background .25s ease;
}
.do-work-card a:hover .do-work-card__hover,
.do-work-card a:focus-visible .do-work-card__hover {
    opacity: 1;
}
.do-work-card a:hover .do-work-card__hover-title,
.do-work-card a:hover .do-work-card__hover-meta,
.do-work-card a:hover .do-work-card__hover-more,
.do-work-card a:focus-visible .do-work-card__hover-title,
.do-work-card a:focus-visible .do-work-card__hover-meta,
.do-work-card a:focus-visible .do-work-card__hover-more {
    opacity: 1;
    transform: translateY(0);
}
.do-work-card a:hover .do-work-card__hover-more,
.do-work-card a:focus-visible .do-work-card__hover-more {
    background: #ef3b33;
}

.do-work-empty { grid-column: 1 / -1; min-height: 280px; padding: clamp(36px,5vw,72px); border: 1px solid var(--do-line); background: #fafafa; display: flex; flex-direction: column; align-items: flex-start; justify-content: center; }
.do-work-empty strong { font-size: clamp(24px,2.2vw,38px); letter-spacing: -.04em; }
.do-work-empty p { margin: 12px 0 24px; color: #777; }
.do-work-empty a { display: inline-flex; min-height: 46px; padding: 0 18px; align-items: center; border: 1px solid #111; font-size: 13px; font-weight: 800; }

.do-works-more { display: flex; justify-content: center; padding-top: clamp(34px,4.5vw,70px); }
.do-works-more a { min-width: 168px; min-height: 52px; padding: 0 22px; display: inline-flex; align-items: center; justify-content: space-between; gap: 24px; border: 1px solid var(--do-ink); background: #fff; font-size: 13px; font-weight: 800; transition: background .25s ease, color .25s ease, transform .25s ease; }
.do-works-more a:hover, .do-works-more a:focus-visible { background: var(--do-ink); color: #fff; transform: translateY(-2px); }
.do-works-more a span { font-size: 18px; font-weight: 400; }

.do-placeholder--work { aspect-ratio: .88; }
.do-work-card__meta { padding: 18px 0 0; border-bottom: 1px solid var(--do-line); min-height: 98px; }
.do-work-card__meta h3 { margin: 0; font-size: clamp(18px,1.35vw,24px); letter-spacing: -.03em; }
.do-work-card__meta p { margin: 6px 0 16px; color: #888; font-size: 13px; }

/* Dark / Why */
.do-section--dark { background: var(--do-dark); color: #fff; }
.do-section-head--light > p:last-child { color: #aaa; }
.do-why-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); border-top: 1px solid #414141; }
.do-why-item { padding: 28px 24px 46px 0; border-right: 1px solid #414141; }
.do-why-item + .do-why-item { padding-left: 24px; }
.do-why-item strong { color: #777; font-size: 12px; }
.do-why-item h3 { margin: 32px 0 10px; font-size: clamp(24px,2vw,36px); }
.do-why-item p { margin: 0; color: #aaa; }

/* Price */
.do-price-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 16px; }
.do-price-card { min-height: 360px; padding: clamp(28px,3vw,52px); border: 1px solid var(--do-line); display: flex; flex-direction: column; }
.do-price-card > span { font-size: 11px; font-weight: 800; letter-spacing: .14em; color: #999; }
.do-price-card h3 { margin: 28px 0 auto; font-size: clamp(28px,2.5vw,44px); letter-spacing: -.04em; }
.do-price-card strong { font-size: clamp(24px,2vw,36px); }
.do-price-card p { margin: 12px 0 0; color: #888; }

/* Contact */
.do-contact { padding: clamp(90px, 11vw, 170px) 0; background: #f3f1ed; }
.do-contact__grid { display: grid; grid-template-columns: minmax(0,.8fr) minmax(500px,1.2fr); gap: clamp(50px,7vw,130px); align-items: start; }
.do-contact__intro { position: sticky; top: 130px; }
.do-contact__intro h2 { margin: 0; font-size: clamp(42px,5vw,86px); line-height: 1.05; letter-spacing: -.055em; }
.do-contact__intro > p:not(.do-eyebrow) { color: #74716d; margin-top: 28px; }
.do-contact__quick { display: flex; flex-direction: column; align-items: flex-start; gap: 6px; margin-top: 34px; font-weight: 700; }
.do-contact-form { padding: clamp(28px,4vw,60px); background: #fff; }
.do-form-message { margin-bottom: 24px; padding: 14px 16px; background: #edf8ef; border: 1px solid #b9dfc0; color: #275d31; }
.do-field { margin-bottom: 24px; }
.do-field label { display: block; margin-bottom: 9px; font-size: 13px; font-weight: 700; }
.do-field label span { color: var(--do-accent); }
.do-field input, .do-field select, .do-field textarea { width: 100%; border: 0; border-bottom: 1px solid #bdbdbd; border-radius: 0; background: transparent; padding: 13px 2px; outline: none; transition: border-color .2s ease; }
.do-field textarea { border: 1px solid #cfcfcf; padding: 14px; resize: vertical; }
.do-field input:focus, .do-field select:focus, .do-field textarea:focus { border-color: #111; }
.do-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.do-consent { margin: 26px 0; padding: 18px; background: #f8f8f8; font-size: 13px; }
.do-consent label { display: flex; gap: 8px; align-items: flex-start; font-weight: 700; }
.do-consent input { margin-top: 5px; }
.do-consent p { margin: 10px 0 4px; color: #777; font-size: 12px; }
.do-consent a { text-decoration: underline; }
.do-submit { width: 100%; min-height: 58px; border: 0; background: #151515; color: #fff; font-weight: 800; display: flex; align-items: center; justify-content: space-between; padding: 0 22px; }

/* Footer */
.do-footer { background: #111; color: #fff; padding: 70px 0 30px; }
.do-footer__grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 70px; }
.do-footer__brand img { max-width: 190px; max-height: 52px; object-fit: contain; filter: brightness(0) invert(1); }
.do-footer__brand p { color: #8f8f8f; margin-top: 20px; }
.do-business { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 24px; font-size: 13px; }
.do-business p { margin: 0; display: grid; grid-template-columns: 120px 1fr; gap: 12px; }
.do-business b { color: #777; font-weight: 500; }
.do-footer__bottom { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; margin-top: 55px; padding-top: 24px; border-top: 1px solid #333; color: #777; font-size: 12px; }
.do-footer__bottom nav { display: flex; gap: 18px; color: #c7c7c7; }

/* Kakao channel floating button */
.do-kakao-float {
    position: fixed;
    right: 24px;
    bottom: 82px;
    z-index: 520;
    width: 138px;
    height: 138px;
    display: block;
    border-radius: 50%;
    color: #f4cf00;
    filter: drop-shadow(0 14px 28px rgba(0,0,0,.11));
    transition: transform .35s cubic-bezier(.16,1,.3,1), filter .35s ease;
    -webkit-tap-highlight-color: transparent;
}
.do-kakao-float:hover {
    transform: translateY(-4px) scale(1.025);
    filter: drop-shadow(0 18px 34px rgba(0,0,0,.15));
}
.do-kakao-float:focus-visible {
    outline: 3px solid #111;
    outline-offset: 5px;
}
.do-kakao-float__ring {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    overflow: visible;
    animation: do-kakao-ring-spin 16s linear infinite;
    transform-origin: 50% 50%;
}
.do-kakao-float__ring text {
    fill: rgb(136 134 120);
    font-family: Arial, Helvetica, sans-serif;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 2.7px;
    text-transform: uppercase;
}
.do-kakao-float__center {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 70px;
    height: 70px;
    transform: translate(-50%, -50%);
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: #fee500;
    box-shadow: inset 0 0 0 1px rgba(0,0,0,.02);
}
.do-kakao-float__bubble {
    position: relative;
    min-width: 44px;
    height: 31px;
    padding: 0 7px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: #3b1d1d;
    color: #fee500;
    font-size: 11px;
    font-weight: 900;
    letter-spacing: -.03em;
    line-height: 1;
}
.do-kakao-float__bubble::after {
    content: '';
    position: absolute;
    left: 8px;
    bottom: -6px;
    width: 0;
    height: 0;
    border-top: 9px solid #3b1d1d;
    border-right: 8px solid transparent;
    transform: rotate(9deg);
}
@keyframes do-kakao-ring-spin {
    to { transform: rotate(360deg); }
}

.do-top { position: fixed; right: 24px; bottom: 18px; z-index: 500; width: 48px; height: 48px; border: 1px solid #bbb; background: rgba(255,255,255,.94); opacity: 0; visibility: hidden; transform: translateY(8px); transition: .25s ease; }
.do-top.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }

/* Sub pages / gnuboard content */
.do-submain { min-height: 65vh; padding: 150px 0 100px; }
.do-subcontent { max-width: 1200px; }
.do-subtitle { margin: 0 0 55px; font-size: clamp(36px,5vw,72px); letter-spacing: -.05em; }
.do-subcontent #ctt, .do-subcontent #faq_wrap, .do-subcontent .register, .do-subcontent .mbskin, .do-subcontent .new_win { max-width: 100%; }
.do-subcontent table { max-width: 100%; }

/* Reveal */
.do-reveal { opacity: 1; transform: none; }


/* =========================================================
   Responsive / navigation / fullpage
   - Mobile-first fallback: 모든 콘텐츠는 기본적으로 보입니다.
   - Fullpage snap은 마우스가 있는 데스크톱에서만 적용합니다.
   ========================================================= */
.do-fullpage-section {
    position: relative;
    min-height: 100svh;
    scroll-margin-top: 88px;
}

@media (max-width: 1180px) {
    :root { --do-gutter: clamp(24px, 4vw, 44px); }

    .do-nav--desktop { display: none; }
    .do-menu-toggle { display: block; position: relative; z-index: 1001; }
    .do-header-cta { display: none; }
    .do-menu-toggle.is-open > span:not(.sound_only):nth-of-type(2) { transform: translateY(4px) rotate(45deg); }
    .do-menu-toggle.is-open > span:not(.sound_only):nth-of-type(3) { transform: translateY(-4px) rotate(-45deg); }

    .do-service-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .do-service-card:nth-child(3) { grid-column: 1 / -1; }
    .do-service-card:nth-child(3) .do-service-card__media { aspect-ratio: 16 / 8; }

    .do-works { grid-template-columns: 120px minmax(0, 1fr); }
    .do-work-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
    .do-why-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
    .do-why-item:nth-child(2n) { border-right: 0; }
    .do-price-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
    .do-price-card:last-child { grid-column: 1 / -1; }

    .do-contact__grid { grid-template-columns: 1fr; }
    .do-contact__intro { position: static; }
    .do-business { grid-template-columns: 1fr; }
}

@media (max-width: 900px), (pointer: coarse) {
    html { scroll-snap-type: none; }
    .do-fullpage-section { min-height: auto; scroll-margin-top: 78px; }
    .do-hero.do-fullpage-section { min-height: 100svh; }

    .do-section { padding: clamp(76px, 11vw, 110px) 0; }
    .do-section-head { margin-bottom: clamp(36px, 7vw, 62px); }

    .do-works { display: block; min-height: auto; }
    .do-vertical-marquee { display: none; }
    .do-works__body { padding: clamp(76px, 11vw, 110px) 0; }

    .do-kakao-float {
        width: 96px;
        height: 96px;
        right: 18px;
        bottom: 18px;
    }
    .do-kakao-float__center { width: 52px; height: 52px; }
    .do-kakao-float__ring text { font-size: 9px; letter-spacing: 2.2px; }
    .do-kakao-float__bubble { min-width: 36px; height: 26px; font-size: 9px; }
    .do-top { right: 18px; bottom: 124px; }
}

@media (max-width: 760px) {
    :root { --do-gutter: 20px; }
    html { scroll-padding-top: 72px; }
    body { min-width: 0; word-break: keep-all; overflow-wrap: anywhere; }

    .do-header { height: 72px; }
    .do-brand { max-width: 144px; }
    .do-brand img { max-height: 34px; }
    .do-admin-link { display: none; }
    .do-nav--mobile { top: 72px; min-height: calc(100dvh - 72px); }
    .do-nav--mobile__inner { padding-top: 42px; }
    .do-nav--mobile a { font-size: clamp(34px, 11vw, 48px); }
    .do-nav--mobile a.do-nav--mobile__cta { font-size: 13px; }

    .do-hero { min-height: 100svh; padding: 86px 0 40px; align-items: center; }
    .do-hero__shade { background: linear-gradient(0deg, rgba(0,0,0,.68), rgba(0,0,0,.18)); }
    .do-hero h1 { font-size: clamp(42px, 13vw, 64px); line-height: 1.01; }
    .do-hero__lead { margin-top: 20px; font-size: 16px; }
    .do-actions { width: 100%; max-width: 320px; flex-direction: column; align-items: stretch; margin-top: 28px; }
    .do-btn { width: 100%; min-width: 0; }
    .do-scroll-cue { right: 20px; bottom: 18px; }

    .do-section { padding: 72px 0; }
    .do-section-head h2 { font-size: clamp(38px, 11vw, 58px); }
    .do-section-head > p:last-child { margin-top: 18px; font-size: 15px; }

    .do-service-grid,
    .do-price-grid,
    .do-form-row,
    .do-footer__grid { grid-template-columns: 1fr; }
    .do-service-card,
    .do-service-card:first-child { border-left: 1px solid var(--do-line); border-bottom: 1px solid var(--do-line); padding: 24px 18px 26px; }
    .do-service-card:nth-child(3) { grid-column: auto; }
    .do-service-card:nth-child(3) .do-service-card__media,
    .do-service-card__media { aspect-ratio: 16 / 11; }
    .do-service-card > p { min-height: 0; margin-bottom: 18px; }
    .do-service-more { padding-top: 26px; }

    .do-work-grid { grid-template-columns: 1fr; gap: 44px; }
    .do-work-card__image,
    .do-placeholder--work { aspect-ratio: 1 / 1.08; }
    .do-work-card__hover { display: none; }
    .do-work-card__meta { min-height: 0; padding-top: 14px; }
    .do-works-more { padding-top: 30px; }

    .do-why-grid { grid-template-columns: 1fr; }
    .do-why-item,
    .do-why-item + .do-why-item { padding: 22px 0 30px; border-right: 0; border-bottom: 1px solid #414141; }

    .do-price-grid { grid-template-columns: 1fr; }
    .do-price-card,
    .do-price-card:last-child { min-height: 250px; grid-column: auto; }

    .do-contact { padding: 72px 0; }
    .do-contact__grid { gap: 42px; }
    .do-contact__intro h2 { font-size: clamp(38px, 11vw, 58px); }
    .do-contact-form { padding: 26px 18px; }
    .do-field input,
    .do-field select,
    .do-field textarea { min-width: 0; max-width: 100%; font-size: 16px; }
    .do-consent { padding: 15px; }

    .do-footer { padding: 52px 0 26px; }
    .do-footer__grid { gap: 34px; }
    .do-business p { grid-template-columns: 98px minmax(0,1fr); gap: 10px; }
    .do-footer__bottom { flex-direction: column; align-items: flex-start; gap: 16px; margin-top: 38px; }
    .do-footer__bottom nav { flex-wrap: wrap; }

    .do-submain { padding: 112px 0 72px; }
    .do-subtitle { margin-bottom: 36px; font-size: clamp(36px, 10vw, 52px); }
    .do-subcontent { min-width: 0; overflow-x: auto; }

    .do-kakao-float { width: 86px; height: 86px; right: 12px; bottom: 14px; }
    .do-kakao-float__center { width: 46px; height: 46px; }
    .do-kakao-float__ring text { font-size: 8.6px; letter-spacing: 2px; }
    .do-top { width: 44px; height: 44px; right: 12px; bottom: 108px; }
}

@media (max-width: 420px) {
    :root { --do-gutter: 16px; }
    .do-header__inner { gap: 10px; }
    .do-brand { max-width: 126px; }
    .do-menu-toggle { width: 42px; height: 42px; padding-inline: 9px; }
    .do-hero h1 { font-size: clamp(38px, 13.5vw, 56px); }
    .do-section-head h2,
    .do-contact__intro h2 { font-size: clamp(36px, 11.5vw, 50px); }
    .do-business p { grid-template-columns: 1fr; gap: 2px; }
    .do-kakao-float { width: 78px; height: 78px; }
    .do-kakao-float__center { width: 42px; height: 42px; }
}

@media (min-width: 901px) and (pointer: fine) {
    html.do-fullpage-snap {
        scroll-snap-type: y mandatory;
        scroll-behavior: smooth;
        scroll-padding-top: 0;
    }
    html.do-fullpage-snap .do-fullpage-section {
        min-height: 100svh;
        scroll-snap-align: start;
        scroll-snap-stop: always;
    }
    html.do-fullpage-snap .do-footer {
        scroll-snap-align: end;
        scroll-snap-stop: always;
    }

    body.do-fullpage-ready .do-fullpage-section [data-fp-item] {
        opacity: 0;
        transform: translate3d(0, 36px, 0);
        transition: opacity .5s cubic-bezier(.22,.72,.16,1), transform .72s cubic-bezier(.16,1,.3,1);
        transition-delay: var(--fp-delay, 0ms);
    }
    body.do-fullpage-ready .do-fullpage-section [data-fp-item="scale"] {
        transform: translate3d(0, 20px, 0) scale(.985);
    }
    body.do-fullpage-ready .do-fullpage-section.is-active [data-fp-item] {
        opacity: 1;
        transform: translate3d(0,0,0) scale(1);
    }
    body.do-fullpage-ready .do-hero__media {
        transform: scale(1.018);
        transition: transform .85s cubic-bezier(.16,1,.3,1);
    }
    body.do-fullpage-ready .do-hero.is-active .do-hero__media { transform: scale(1); }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    html.do-fullpage-snap { scroll-snap-type: none; scroll-behavior: auto; }
    .do-scroll-cue b,
    .do-vertical-marquee__track,
    .do-kakao-float__ring { animation: none; }
    .do-btn,
    .do-nav a::after,
    .do-nav--mobile,
    .do-service-card,
    .do-service-card__media img,
    .do-service-card__more b,
    .do-work-card__hover,
    .do-work-card__hover-title,
    .do-work-card__hover-meta,
    .do-work-card__hover-more,
    .do-kakao-float,
    .do-top { transition: none; }
    body.do-fullpage-ready .do-fullpage-section [data-fp-item],
    body.do-fullpage-ready .do-fullpage-section.is-active [data-fp-item] {
        opacity: 1;
        transform: none;
        transition: none;
    }
}