/* ============================================================
   디지털 스튜디오 랜딩 — 전용 스타일 (공용 없음)
   제목=GmarketSans · 본문=Pretendard · 파랑 계열 · 친숙한 전문가
   ============================================================ */
@font-face {
    font-family: 'GmarketSans';
    font-weight: 500;
    font-display: swap;
    src: url('https://cdn.jsdelivr.net/gh/projectnoonnu/noonfonts_2001@1.1/GmarketSansMedium.woff') format('woff');
}

@font-face {
    font-family: 'GmarketSans';
    font-weight: 700;
    font-display: swap;
    src: url('https://cdn.jsdelivr.net/gh/projectnoonnu/noonfonts_2001@1.1/GmarketSansBold.woff') format('woff');
}

:root {
    --blue: #2563eb;
    --blue2: #3699ff;
    --blue-d: #1b3aa3;
    --blue-l: #eef4ff;
    --navy: #181c32;
    --ink: #1b2733;
    --gray: #566177;
    --gray2: #7e8299;
    --line: #e7ecf4;
    --line2: #eef1f6;
    --bg2: #f5f8fc;
    --ok: #0f9d6e;
    --warn: #f0a020;
    --red: #e8543f;
    --pay: #0f9d6e;
    --talk: #ea580c;
    --double: #7c3aed;
    --grad: linear-gradient(120deg, #2563eb, #3699ff);
    --shadow: 0 10px 30px rgba(24, 28, 50, .07);
    --maxw: 1120px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body.dg {
    margin: 0;
    font-family: 'Pretendard', -apple-system, sans-serif;
    color: var(--ink);
    background: #fff;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    overflow-x: clip;
    max-width: 100vw;
}

.dg a {
    color: inherit;
    text-decoration: none;
}

.dg img {
    max-width: 100%;
}

.dg ul,
.dg ol {
    list-style: none;
    margin: 0;
    padding: 0;
}

.font_g {
    font-family: 'GmarketSans', 'Pretendard', sans-serif;
}

.em_grad {
    background: linear-gradient(120deg, #1d4ed8, #2f6bf0);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.em_grad_light {
    background: linear-gradient(120deg, #8ec5ff, #7ff0c4);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.dg-inner {
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 0 24px;
}

.dg-reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity .7s ease, transform .7s ease;
}

.dg-reveal.in {
    opacity: 1;
    transform: none;
}

/* ── 헤더(메뉴 중앙) ── */
.dg-hd {
    position: sticky;
    top: 0;
    z-index: 40;
    border-bottom: 1px solid var(--line);
    background: rgba(255, 255, 255, .95);
    backdrop-filter: blur(8px);
}

.dg-hd-inner {
    position: relative;
    display: flex;
    align-items: center;
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 18px 24px;
}

.dg-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 19px;
    letter-spacing: -.02em;
    font-family: 'GmarketSans', sans-serif;
}

.dg-logo .mk {
    width: 26px;
    height: 26px;
    border-radius: 7px;
    object-fit: contain;
    display: block;
}

.dg-nav {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 30px;
    font-size: 15.5px;
    color: var(--gray);
    font-weight: 500;
}

.dg-nav a {
    transition: .15s;
}

.dg-nav a:hover,
.dg-nav a.on {
    color: var(--blue);
}

.dg-hd-r {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 11px;
}

.dg-console {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 600;
    color: var(--navy);
    border: 1px solid var(--line);
    padding: 10px 16px;
    border-radius: 10px;
    transition: .15s;
}

.dg-console:hover {
    border-color: var(--blue);
    color: var(--blue);
    background: var(--blue-l);
}

.dg-console .gi {
    width: 19px;
    height: 19px;
}

.dg-console .ai {
    font-size: 14px;
}

.dg-quote {
    font-size: 14.5px;
    font-weight: 700;
    padding: 11px 22px;
    border-radius: 10px;
    background: var(--blue);
    color: #fff;
    transition: .15s;
}

.dg-quote:hover {
    background: var(--blue-d);
}

.dg-burger {
    display: none;
    background: none;
    border: none;
    font-size: 27px;
    color: var(--navy);
    cursor: pointer;
    margin-left: auto;
}

.dg-mnav {
    display: none;
    flex-direction: column;
    background: #fff;
    border-bottom: 1px solid var(--line);
}

.dg-mnav a {
    padding: 15px 24px;
    font-size: 15.5px;
    font-weight: 500;
    border-top: 1px solid var(--line);
}

.dg-mnav a.m-console {
    color: var(--blue);
    font-weight: 700;
}

.dg-mnav.open {
    display: flex;
}

/* ── 섹션 공통 ── */
.dg-sect {
    padding: clamp(54px, 7vw, 88px) 0;
}

.dg-sect.alt {
    background: var(--bg2);
}

.dg-sect.dark {
    background: var(--navy);
    color: #fff;
}

.dg-head {
    max-width: 760px;
    margin: 0 auto clamp(30px, 4vw, 44px);
    text-align: center;
}

.dg-head.left {
    text-align: left;
    margin-left: 0;
}

.dg-eyebrow {
    display: inline-block;
    font-family: 'GmarketSans', sans-serif;
    font-size: 12.5px;
    font-weight: 700;
    color: var(--blue);
    letter-spacing: .12em;
    margin-bottom: 12px;
}

.dg-h2 {
    font-family: 'GmarketSans', sans-serif;
    font-size: clamp(23px, 3.6vw, 34px);
    font-weight: 700;
    letter-spacing: -.02em;
    line-height: 1.32;
    margin: 0 0 14px;
}

.dg-desc {
    font-size: clamp(14px, 2vw, 16px);
    color: var(--gray);
    margin: 0;
}

.dg-desc strong {
    color: var(--ink);
    font-weight: 600;
}

.head_split {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 24px;
    max-width: var(--maxw);
    margin: 0 auto clamp(30px, 4vw, 44px);
}

.head_split .dg-h2 {
    text-align: left;
}

.dg-more {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: 14px;
    font-weight: 600;
    color: var(--blue);
    border: 1px solid var(--line);
    padding: 10px 17px;
    border-radius: 10px;
    transition: .15s;
    background: #fff;
}

.dg-more:hover {
    border-color: var(--blue);
    background: var(--blue-l);
}

/* ── 히어로 ── */
.dg-hero {
    position: relative;
    overflow: hidden;
    background: #0f1a30;
    color: #fff;
}

.dg-hero .bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1.1s ease;
}

.dg-hero .bg.on {
    opacity: 1;
}

.dg-hero .veil {
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, rgba(15, 26, 48, .82), rgba(27, 58, 163, .5));
}

.dg-hero-inner {
    position: relative;
    max-width: var(--maxw);
    margin: 0 auto;
    padding: clamp(54px, 7vw, 92px) 24px;
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    gap: 40px;
    align-items: center;
}

.hero_eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 12.5px;
    font-weight: 600;
    letter-spacing: .08em;
    background: rgba(255, 255, 255, .14);
    padding: 6px 14px;
    border-radius: 20px;
    margin-bottom: 18px;
}

.hero_eyebrow .dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #7ff0c4;
}

.dg-hero h1 {
    font-family: 'GmarketSans', sans-serif;
    font-size: clamp(28px, 4.4vw, 46px);
    font-weight: 700;
    line-height: 1.3;
    letter-spacing: -.02em;
    margin: 0 0 16px;
}

.dg-hero h1 b {
    color: #8ec5ff;
    font-weight: 700;
}

.dg-hero .sub {
    font-size: clamp(14.5px, 1.8vw, 17px);
    opacity: .92;
    margin: 0 0 16px;
}

.dg-hero .sub b {
    color: #fff;
}

.hero_keys {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
    margin: 0 0 26px;
}

.hero_keys span {
    font-size: 12.5px;
    font-weight: 600;
    background: rgba(255, 255, 255, .1);
    border: 1px solid rgba(255, 255, 255, .18);
    padding: 6px 12px;
    border-radius: 8px;
}

.hero_cta {
    display: flex;
    gap: 11px;
    flex-wrap: wrap;
}

.hcta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    padding: 14px 24px;
    border-radius: 11px;
    font-size: 15px;
    transition: .15s;
}

.hcta.primary {
    background: #fff;
    color: var(--blue);
}

.hcta.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 26px rgba(0, 0, 0, .25);
}

.hcta.ghost {
    background: rgba(255, 255, 255, .1);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, .4);
}

.hcta .hot {
    font-size: 10px;
    font-weight: 800;
    background: #ff5a7a;
    padding: 2px 6px;
    border-radius: 5px;
    letter-spacing: .04em;
}

.hero_micro {
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: 12.5px;
    opacity: .8;
    margin: 16px 0 0;
}

.dg-dots {
    position: relative;
    display: flex;
    gap: 7px;
    margin-top: 26px;
}

.dg-dots i {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, .35);
    transition: .3s;
    cursor: pointer;
}

.dg-dots i.on {
    width: 22px;
    border-radius: 5px;
    background: #fff;
}

/* 라이브 프로젝트 카드 */
.hero_card {
    background: rgba(255, 255, 255, .07);
    border: 1px solid rgba(255, 255, 255, .14);
    border-radius: 18px;
    padding: 18px;
    backdrop-filter: blur(6px);
}

.hc_head {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
}

.hc_live {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    font-weight: 700;
    color: #7ff0c4;
    letter-spacing: .06em;
}

.hc_live .ld {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #7ff0c4;
    box-shadow: 0 0 0 0 rgba(127, 240, 196, .6);
    animation: hcPulse 1.6s infinite;
}

@keyframes hcPulse {
    70% {
        box-shadow: 0 0 0 8px rgba(127, 240, 196, 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(127, 240, 196, 0);
    }
}

.hc_title {
    font-size: 13px;
    font-weight: 600;
    opacity: .85;
}

.hc_list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.hc_list li {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, .05);
    border-radius: 10px;
    padding: 10px 12px;
    font-size: 13px;
}

.hc_cat {
    font-size: 11px;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 6px;
    background: rgba(255, 255, 255, .14);
}

.hc_name {
    flex: 1;
    opacity: .92;
}

.hc_stat {
    font-size: 11px;
    font-weight: 700;
    padding: 3px 9px;
    border-radius: 6px;
}

.hc_stat.on {
    background: rgba(127, 240, 196, .2);
    color: #7ff0c4;
}

.hc_stat.dev {
    background: rgba(142, 197, 255, .2);
    color: #8ec5ff;
}

.hc_stat.plan {
    background: rgba(255, 255, 255, .14);
    color: #cdd8ea;
}

.hc_stat.qa {
    background: rgba(240, 160, 32, .2);
    color: #ffcf80;
}

/* ── 숫자 ── */
.dg-stats {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 14px;
}

.dg-stats>div {
    text-align: center;
    padding: 22px 12px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 16px;
}

.ds_label {
    display: block;
    font-size: 12.5px;
    color: var(--gray2);
    margin-bottom: 8px;
}

.ds_value {
    display: block;
    font-family: 'GmarketSans', sans-serif;
    font-size: clamp(24px, 3vw, 30px);
    font-weight: 700;
    color: var(--blue);
    letter-spacing: -.02em;
}

.ds_value em {
    font-size: 14px;
    font-style: normal;
    color: var(--ink);
    font-family: 'Pretendard';
    margin-left: 2px;
}

.ds_desc {
    display: block;
    font-size: 12px;
    color: var(--gray);
    margin-top: 7px;
}

/* ── 공감 6체크 ── */
.empathy_list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    max-width: 880px;
    margin: 0 auto;
}

.empathy_list li {
    display: flex;
    align-items: center;
    gap: 12px;
    background: #fff;
    border: 1px solid var(--line);
    border-left: 3px solid var(--red);
    border-radius: 0 12px 12px 0;
    padding: 16px 18px;
}

.ep_check {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    border-radius: 7px;
    background: var(--blue-l);
    color: var(--blue);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
}

.empathy_list p {
    margin: 0;
    font-size: 14px;
    color: var(--ink);
}

.empathy_list strong {
    color: var(--red);
    font-weight: 700;
}

.empathy_tail {
    text-align: center;
    margin: 34px auto 0;
    max-width: 520px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 26px;
    box-shadow: var(--shadow);
}

.empathy_tail .ar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--grad);
    color: #fff;
    font-size: 21px;
    margin-bottom: 12px;
}

.empathy_tail p {
    font-family: 'GmarketSans', sans-serif;
    font-size: 17px;
    font-weight: 700;
    color: var(--ink);
    margin: 0;
}

.empathy_tail p em {
    font-style: normal;
    color: var(--blue);
}

/* ── S04 도전: "우리니까 됩니다" (다크·슬램·스파인 드로잉) ── */
.challenge {
    position: relative;
    background: radial-gradient(120% 85% at 50% -8%, #182a58 0%, var(--navy) 52%, #0e1428 100%);
    color: #fff;
    overflow: hidden;
}

.challenge::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(38% 30% at 10% 16%, rgba(54, 153, 255, .20), transparent 70%),
        radial-gradient(34% 26% at 92% 86%, rgba(124, 58, 237, .18), transparent 70%);
    pointer-events: none;
}

.challenge>.dg-inner {
    position: relative;
    z-index: 1;
}

.challenge .dg-eyebrow {
    color: #74a8ff;
}

.challenge .dg-desc {
    color: #aab4c8;
}

.challenge .dg-desc strong {
    color: #fff;
    font-weight: 700;
}

.ch_track {
    position: relative;
    max-width: 880px;
    margin: clamp(26px, 4vw, 46px) auto 0;
}

/* 스파인(좌측 글로우 라인) */
.ch_spine {
    position: absolute;
    left: 34px;
    top: 30px;
    bottom: 42px;
    width: 3px;
    background: rgba(255, 255, 255, .10);
    border-radius: 3px;
}

.ch_spine_fill {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, #3699ff, #0f9d6e 34%, #ea580c 66%, #7c3aed);
    box-shadow: 0 0 16px rgba(110, 168, 255, .7);
    clip-path: inset(0 0 100% 0);
    transition: clip-path .15s ease-out;
}

/* 스텝 */
.ch_step {
    position: relative;
    display: grid;
    grid-template-columns: 70px minmax(0, 1fr);
    gap: clamp(16px, 2.6vw, 28px);
    padding: clamp(20px, 3vw, 30px) 0;
    --ac: #3699ff;
}

.ch_step:nth-of-type(1) {
    --ac: #3699ff;
}

.ch_step:nth-of-type(2) {
    --ac: #0f9d6e;
}

.ch_step:nth-of-type(3) {
    --ac: #ea580c;
}

.ch_step:nth-of-type(4) {
    --ac: #7c3aed;
}

/* 노드(아이콘) */
.ch_node {
    position: relative;
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 20px;
    background: rgba(255, 255, 255, .04);
    border: 1px solid rgba(255, 255, 255, .12);
    color: #7d8aa3;
    font-size: 29px;
    z-index: 2;
    opacity: 0;
    transform: scale(.55);
}

.ch_node .ch_no {
    position: absolute;
    top: -8px;
    right: -8px;
    min-width: 23px;
    height: 23px;
    padding: 0 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 700;
    color: #fff;
    background: var(--ac);
    border-radius: 999px;
    box-shadow: 0 3px 9px rgba(0, 0, 0, .35);
}

.ch_node::after {
    content: "";
    position: absolute;
    inset: -2px;
    border-radius: inherit;
    border: 2px solid var(--ac);
    opacity: 0;
}

/* 본문 */
.ch_topic {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .07em;
    color: var(--ac);
    margin-bottom: 7px;
    opacity: 0;
    transform: translateY(6px);
}

.ch_q {
    margin: 0;
    font-size: clamp(19px, 2.9vw, 27px);
    font-weight: 700;
    line-height: 1.38;
    letter-spacing: -.01em;
    color: #fff;
    opacity: 0;
    filter: blur(10px);
    transform: scale(1.07);
}

.ch_q em {
    font-style: normal;
    color: var(--ac);
}

.ch_stamp {
    display: inline-block;
    margin-top: 15px;
    font-family: 'GmarketSans', sans-serif;
    font-weight: 700;
    font-size: clamp(15px, 2.1vw, 18px);
    letter-spacing: .05em;
    color: #ff5c5c;
    border: 2.5px solid #ff5c5c;
    border-radius: 9px;
    padding: 5px 15px;
    transform: rotate(-5deg);
    opacity: 0;
}

.ch_answer {
    margin-top: 17px;
    opacity: 0;
    transform: translateY(10px);
}

.ch_answer p {
    margin: 0;
    color: #c2ccdc;
    font-size: clamp(14px, 1.85vw, 15.5px);
    line-height: 1.78;
}

.ch_answer p strong {
    color: #fff;
    font-weight: 600;
}

/* 본문 strong → 단어별 등장 */
.chw {
    display: inline-block;
    opacity: 0;
    transform: translateY(9px);
    transition: opacity .4s ease, transform .4s ease;
}

.chw.show {
    opacity: 1;
    transform: none;
}

.ch_answer .ch_tag {
    display: flex;
    align-items: center;
    gap: 9px;
    margin-top: 15px;
    padding-left: 13px;
    border-left: 3px solid var(--ac);
    font-weight: 700;
    color: #fff;
    font-size: clamp(14px, 1.95vw, 16px);
    line-height: 1.45;
}

.ch_answer .ch_tag i {
    color: var(--ac);
    font-size: 19px;
    flex-shrink: 0;
}

/* 인증 칩 (STEP03) */
.ch_creds {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 15px 0 0;
}

.ch_creds li {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12.5px;
    font-weight: 600;
    color: #dde4f0;
    background: rgba(255, 255, 255, .05);
    border: 1px solid rgba(255, 255, 255, .13);
    padding: 6px 12px;
    border-radius: 999px;
    opacity: 0;
    transform: translateY(8px);
}

.ch_creds li i {
    color: var(--ac);
    font-size: 14px;
}

/* ── 발화(.fire) 시퀀스 ── */
.ch_step.fire .ch_node {
    animation: chPop .55s cubic-bezier(.2, .9, .3, 1.45) forwards;
    background: rgba(255, 255, 255, .06);
    border-color: var(--ac);
    color: var(--ac);
    box-shadow: 0 0 0 5px rgba(255, 255, 255, .03), 0 14px 36px -8px var(--ac);
}

.ch_step.fire .ch_node::after {
    animation: chRing .75s ease-out .12s;
}

.ch_step.fire .ch_topic {
    animation: chUp .5s ease forwards .1s;
}

.ch_step.fire .ch_q {
    animation: chFocus .55s ease forwards .12s;
}

.ch_step.fire .ch_stamp {
    animation: chSlam .5s cubic-bezier(.2, .7, .3, 1.35) forwards .42s;
}

.ch_step.fire .ch_answer {
    animation: chUp .5s ease forwards .5s;
}

.ch_step.fire .ch_creds li {
    animation: chUp .42s ease forwards;
}

.ch_step.fire .ch_creds li:nth-child(1) {
    animation-delay: .74s;
}

.ch_step.fire .ch_creds li:nth-child(2) {
    animation-delay: .82s;
}

.ch_step.fire .ch_creds li:nth-child(3) {
    animation-delay: .90s;
}

.ch_step.fire .ch_creds li:nth-child(4) {
    animation-delay: .98s;
}

.ch_step.fire .ch_creds li:nth-child(5) {
    animation-delay: 1.06s;
}

@keyframes chPop {
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes chRing {
    0% {
        opacity: .85;
        transform: scale(1);
    }

    100% {
        opacity: 0;
        transform: scale(1.55);
    }
}

@keyframes chUp {
    to {
        opacity: 1;
        transform: none;
    }
}

@keyframes chFocus {
    to {
        opacity: 1;
        filter: blur(0);
        transform: none;
    }
}

@keyframes chSlam {
    0% {
        opacity: 0;
        transform: rotate(-5deg) scale(2.5);
    }

    60% {
        opacity: 1;
        transform: rotate(-7deg) scale(.9);
    }

    78% {
        transform: rotate(-3.5deg) scale(1.05);
    }

    100% {
        opacity: 1;
        transform: rotate(-5deg) scale(1);
    }
}

/* 마무리 펀치 */
.ch_punch {
    margin: clamp(32px, 5vw, 52px) auto 0;
    text-align: center;
}

.ch_punch_x {
    display: inline-block;
    margin-bottom: 9px;
    color: #ff6a6a;
    font-weight: 700;
    font-size: clamp(13px, 1.9vw, 16px);
    text-decoration: line-through;
    text-decoration-color: rgba(255, 106, 106, .55);
    letter-spacing: .02em;
}

.ch_punch strong {
    display: block;
    font-weight: 700;
    font-size: clamp(24px, 4.6vw, 40px);
    line-height: 1.3;
    letter-spacing: -.02em;
}

@media (max-width: 680px) {
    .ch_spine {
        left: 24px;
        top: 24px;
        bottom: 32px;
    }

    .ch_step {
        grid-template-columns: 50px minmax(0, 1fr);
        gap: 15px;
    }

    .ch_node {
        width: 50px;
        height: 50px;
        border-radius: 15px;
        font-size: 21px;
    }

    .ch_node .ch_no {
        top: -7px;
        right: -7px;
        min-width: 20px;
        height: 20px;
        font-size: 10px;
    }
}

/* 펀치 타자기 (SSR 안전 — 글자는 DOM 유지, 드러내기만) */
.tw-ch {
    visibility: hidden;
}

.tw-ch.show {
    visibility: visible;
}

.tw-ch.g {
    background: linear-gradient(120deg, #8ec5ff, #7ff0c4);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.tw-caret {
    display: inline-block;
    width: 3px;
    height: 1em;
    background: #7ff0c4;
    vertical-align: -2px;
    margin-left: 2px;
    animation: twBlink .8s step-end infinite;
}

@keyframes twBlink {
    50% {
        opacity: 0;
    }
}

@media (prefers-reduced-motion: reduce) {

    .challenge .ch_node,
    .challenge .ch_topic,
    .challenge .ch_q,
    .challenge .ch_stamp,
    .challenge .ch_answer,
    .challenge .ch_creds li,
    .challenge .chw {
        opacity: 1 !important;
        filter: none !important;
        transform: none !important;
        clip-path: none !important;
        animation: none !important;
    }

    .challenge .tw-ch {
        visibility: visible !important;
    }

    .ch_spine_fill {
        clip-path: inset(0 0 0 0) !important;
    }
}

/* ── 공통 카드 그리드 (서비스/인증/심사 등) ── */
.dg-cards {
    display: grid;
    gap: 14px;
}

.dg-cards.c2 {
    grid-template-columns: repeat(2, 1fr);
}

.dg-cards.c3 {
    grid-template-columns: repeat(3, 1fr);
}

.dg-cards.c4 {
    grid-template-columns: repeat(4, 1fr);
}

.dg-card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 22px;
    transition: .2s;
}

.dg-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
    border-color: #cdddf7;
}

.dg-card .pd {
    display: inline-block;
    font-size: 11.5px;
    font-weight: 700;
    color: var(--blue);
    background: var(--blue-l);
    padding: 3px 9px;
    border-radius: 6px;
    margin-bottom: 10px;
}

.dg-card h3 {
    font-size: 16px;
    font-weight: 700;
    margin: 0 0 6px;
}

.dg-card p {
    font-size: 13px;
    color: var(--gray);
    margin: 0;
    line-height: 1.6;
}

.dg-card .ic {
    width: 46px;
    height: 46px;
    border-radius: 13px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 23px;
    color: #fff;
    margin-bottom: 13px;
}

/* ── 팀 ── */
.team_principle {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
    margin-bottom: 26px;
}

.team_principle div {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 20px;
    text-align: center;
}

.team_principle i {
    font-size: 26px;
    color: var(--blue);
}

.team_principle h4 {
    font-size: 15px;
    font-weight: 700;
    margin: 10px 0 5px;
}

.team_principle p {
    font-size: 12.5px;
    color: var(--gray);
    margin: 0;
}

.ceo_hero {
    display: grid;
    grid-template-columns: minmax(0, .85fr) minmax(0, 2fr);
    gap: 0;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 20px;
    overflow: hidden;
    margin-bottom: 22px;
    box-shadow: var(--shadow);
}

.ceo_avatar {
    background: linear-gradient(150deg, #1b3aa3, #2563eb);
    color: #fff;
    padding: 30px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 230px;
}

.ceo_role .kr {
    display: block;
    font-family: 'GmarketSans', sans-serif;
    font-size: 28px;
    font-weight: 700;
}

.ceo_role .en {
    font-size: 12px;
    opacity: .7;
    letter-spacing: .04em;
}

.ceo_badge {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: 11px;
    font-weight: 700;
    background: rgba(255, 255, 255, .16);
    padding: 6px 12px;
    border-radius: 20px;
    align-self: flex-start;
}

.ceo_body {
    padding: 30px;
}

.ceo_body h3 {
    font-size: 19px;
    font-weight: 700;
    margin: 0 0 4px;
}

.ceo_body h3 .en {
    font-size: 12px;
    color: var(--gray2);
    font-weight: 500;
    margin-left: 7px;
}

.ceo_dept {
    font-size: 13px;
    color: var(--gray);
    margin: 0 0 16px;
}

.ceo_quote {
    margin: 0;
    border-left: 3px solid var(--blue);
    padding-left: 16px;
}

.ceo_quote p {
    font-size: 14px;
    color: var(--ink);
    line-height: 1.75;
    margin: 0 0 12px;
}

.ceo_quote strong {
    color: var(--blue-d);
    font-weight: 700;
}

.ceo_sign {
    margin-top: 14px;
    font-size: 13px;
    color: var(--gray);
    font-weight: 600;
}

.team_dept {
    margin-top: 24px;
}

.team_dept_head {
    margin-bottom: 16px;
}

.team_dept_head .no {
    font-family: 'GmarketSans', sans-serif;
    font-size: 14px;
    font-weight: 700;
    color: var(--blue2);
}

.team_dept_head h3 {
    font-size: 18px;
    font-weight: 700;
    margin: 4px 0 4px;
}

.team_dept_head h3 .cnt {
    color: var(--blue);
    font-size: 15px;
}

.team_dept_head p {
    font-size: 13px;
    color: var(--gray);
    margin: 0;
}

.team_card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 16px;
    overflow: hidden;
}

.tc_avatar {
    padding: 18px 20px;
    color: #fff;
}

.tc_avatar .kr {
    font-family: 'GmarketSans', sans-serif;
    font-size: 17px;
    font-weight: 700;
    display: block;
}

.tc_avatar .en {
    font-size: 11px;
    opacity: .7;
    letter-spacing: .04em;
}

.tc_body {
    padding: 18px 20px;
}

.tc_body h3 {
    font-size: 15.5px;
    font-weight: 700;
    margin: 0 0 3px;
}

.tc_body h3 .en {
    font-size: 11.5px;
    color: var(--gray2);
    font-weight: 500;
    margin-left: 6px;
}

.tc_dept {
    font-size: 12.5px;
    color: var(--blue);
    margin: 0 0 11px;
    font-weight: 600;
}

.tc_quote {
    margin: 0;
    font-size: 12.5px;
    color: var(--gray);
    line-height: 1.65;
    font-style: italic;
}

/* ── 비교표 ── */
.compare_wrap {
    max-width: 860px;
    margin: 0 auto;
    border: 1px solid var(--line);
    border-radius: 18px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.compare_table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13.5px;
    background: #fff;
}

.compare_table th,
.compare_table td {
    padding: 14px 12px;
    text-align: center;
    border-bottom: 1px solid var(--line);
}

.compare_table thead th {
    background: var(--navy);
    color: #fff;
    font-weight: 700;
    font-size: 13px;
}

.compare_table thead .c_edk {
    background: var(--blue);
    color: #fff;
}

.compare_table .c_label {
    text-align: left;
    font-weight: 600;
    color: var(--ink);
    background: #fbfcfe;
}

.compare_table .c_edk {
    background: var(--blue-l);
    font-weight: 700;
    color: var(--blue-d);
}

.compare_table .c_etc {
    color: var(--gray);
}

.ic_o {
    color: var(--ok);
    font-weight: 800;
    margin-right: 5px;
}

.ic_x {
    color: var(--red);
    font-weight: 800;
    margin-right: 5px;
}

.ic_t {
    color: var(--warn);
    font-weight: 800;
    margin-right: 5px;
}

/* ── 4스튜디오 생태계 ── */
/* 한 지붕 허브 + 분기 */
.eco_hub {
    display: flex;
    align-items: center;
    gap: 13px;
    width: max-content;
    max-width: 100%;
    margin: 0 auto;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 12px 22px;
    box-shadow: var(--shadow);
}

.eco_hub_ic {
    width: 38px;
    height: 38px;
    flex-shrink: 0;
}

.eco_hub_txt {
    display: flex;
    flex-direction: column;
    line-height: 1.3;
}

.eco_hub_kr {
    font-size: 15px;
    font-weight: 700;
    letter-spacing: -.01em;
}

.eco_hub_sub {
    font-size: 12px;
    color: var(--gray);
}

.eco_branch {
    display: flex;
    flex-direction: column;
    align-items: center;
    color: var(--gray2);
    margin: 2px 0 8px;
}

.eco_branch .l {
    width: 2px;
    height: 24px;
    background: linear-gradient(var(--line), var(--gray2));
}

.eco_branch i {
    font-size: 22px;
    margin-top: -5px;
}

.studios_grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
    margin-bottom: 22px;
}

.studio_card {
    --sc: var(--blue);
    position: relative;
    overflow: hidden;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 22px;
    opacity: 0;
    transform: translateY(22px);
    transition: opacity .55s ease, transform .55s ease, box-shadow .25s ease, border-color .25s ease;
}

.studio_card.in {
    opacity: 1;
    transform: none;
}

.studio_card::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 3px;
    background: var(--sc);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .5s ease .2s;
}

.studio_card.in::before {
    transform: scaleX(1);
}

.studio_card.in:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
}

.s-digital {
    --sc: var(--blue);
}

.s-pay {
    --sc: var(--pay);
}

.s-talk {
    --sc: var(--talk);
}

.s-double {
    --sc: var(--double);
}

.studio_card.current {
    border-color: var(--sc);
    box-shadow: 0 0 0 1px var(--sc) inset;
}

.sc_top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 14px;
}

.sc_no {
    font-family: 'GmarketSans', sans-serif;
    font-size: 14px;
    font-weight: 700;
    color: var(--gray2);
}

.sc_status {
    font-size: 11px;
    font-weight: 700;
    color: var(--sc);
    background: color-mix(in srgb, var(--sc) 12%, #fff);
    padding: 3px 9px;
    border-radius: 6px;
}

.sc_link {
    font-size: 12.5px;
    color: var(--gray);
    font-weight: 600;
    transition: .15s;
}

.sc_link:hover {
    color: var(--sc);
}

.sc_logo {
    font-family: 'GmarketSans', sans-serif;
    font-size: 21px;
    font-weight: 700;
    color: var(--sc);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 9px;
}

.sc_ic {
    width: 27px;
    height: 27px;
    flex-shrink: 0;
}

.studio_card h3 {
    font-size: 16px;
    font-weight: 700;
    margin: 0 0 5px;
}

.sc_role {
    font-size: 12.5px;
    color: var(--gray);
    margin: 0 0 14px;
}

.sc_features {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 7px;
}

.sc_features li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--ink);
}

.sc_features i {
    color: var(--sc);
}

.sc_hook {
    display: flex;
    gap: 7px;
    margin: 14px 0 0;
    padding-top: 13px;
    border-top: 1px dashed var(--line);
    font-size: 12.5px;
    font-weight: 600;
    line-height: 1.5;
    color: var(--ink);
}

.sc_hook i {
    color: var(--sc);
    font-size: 15px;
    flex-shrink: 0;
    margin-top: 1px;
}

.synergy {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: clamp(20px, 3vw, 28px);
}

.synergy_head {
    display: flex;
    align-items: center;
    gap: 13px;
    margin-bottom: 20px;
}

.syn_ic {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: var(--blue-l);
    color: var(--blue);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    flex-shrink: 0;
}

.synergy_head_t {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.syn_t {
    font-size: 16px;
    font-weight: 700;
    letter-spacing: -.01em;
}

.syn_sub {
    font-size: 12.5px;
    color: var(--gray);
    line-height: 1.4;
}

.syn_flow {
    list-style: none;
    margin: 0 0 18px;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.syn_row {
    --sc: var(--blue);
    display: grid;
    grid-template-columns: 1fr auto 1.05fr;
    align-items: center;
    gap: 14px;
    opacity: 0;
    transform: translateY(14px);
    transition: opacity .5s ease, transform .5s ease;
}

.syn_row.in {
    opacity: 1;
    transform: none;
}

.syn_ask {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    background: var(--bg2);
    border-radius: 12px;
    padding: 13px 15px;
}

.syn_ask i {
    color: var(--gray2);
    font-size: 17px;
    margin-top: 1px;
    flex-shrink: 0;
}

.syn_ask p {
    margin: 0;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--ink);
    line-height: 1.5;
}

.syn_arrow {
    color: var(--sc);
    font-size: 22px;
    display: flex;
    justify-content: center;
}

.syn_ans {
    display: flex;
    gap: 11px;
    align-items: center;
    background: #fff;
    border: 1px solid var(--line);
    border-left: 3px solid var(--sc);
    border-radius: 12px;
    padding: 11px 15px;
    transform: scale(.96);
    transition: transform .45s cubic-bezier(.2, .7, .3, 1.45) .15s;
}

.syn_row.in .syn_ans {
    transform: scale(1);
}

.syn_ans_ic {
    width: 30px;
    height: 30px;
    flex-shrink: 0;
}

.syn_ans_st {
    display: block;
    font-size: 11.5px;
    font-weight: 700;
    color: var(--sc);
    letter-spacing: .02em;
}

.syn_ans p {
    margin: 1px 0 0;
    font-size: 13px;
    color: var(--ink);
    line-height: 1.45;
}

.syn_foot {
    display: flex;
    gap: 11px;
    align-items: flex-start;
    margin-top: 4px;
    padding-top: 16px;
    border-top: 1px solid var(--line);
}

.syn_foot i {
    color: var(--ok);
    font-size: 20px;
    flex-shrink: 0;
    margin-top: 1px;
}

.syn_foot p {
    margin: 0;
    font-size: 13px;
    color: var(--gray);
    line-height: 1.7;
}

.syn_foot strong {
    color: var(--ink);
}

@media (max-width: 680px) {
    .syn_row {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    .syn_arrow {
        transform: rotate(90deg);
        font-size: 19px;
    }
}

@media (prefers-reduced-motion: reduce) {

    .syn_row,
    .syn_row .syn_ans {
        opacity: 1 !important;
        transform: none !important;
    }
}

@media (max-width: 680px) {
    .eco_hub {
        gap: 11px;
        padding: 11px 16px;
    }

    .eco_hub_ic {
        width: 32px;
        height: 32px;
    }

    .eco_hub_kr {
        font-size: 14px;
    }

    .eco_hub_sub {
        font-size: 11.5px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .studio_card {
        opacity: 1 !important;
        transform: none !important;
    }

    .studio_card::before {
        transform: scaleX(1) !important;
    }
}

/* ── 비즈도구 다이어그램 ── */
.tools_grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 13px;
}

.tool_node {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 18px;
    display: flex;
    gap: 12px;
    align-items: flex-start;
    transition: .2s;
}

.tool_node:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.tn_ic {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    border-radius: 11px;
    background: var(--blue-l);
    color: var(--blue);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.tn_t {
    font-size: 14px;
    font-weight: 700;
    margin: 0 0 3px;
}

.tn_d {
    font-size: 12px;
    color: var(--gray);
    margin: 0;
    line-height: 1.5;
}

.tools_foot {
    text-align: center;
    margin-top: 22px;
    font-size: 14.5px;
    color: var(--gray);
}

.tools_foot strong {
    color: var(--blue);
    font-weight: 700;
}

/* ── 서버 대시보드 ── */
.server_layout {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    gap: 20px;
}

.sv_db {
    background: var(--navy);
    border-radius: 18px;
    padding: 18px;
    color: #fff;
}

.sv_db_head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 14px;
    border-bottom: 1px solid rgba(255, 255, 255, .1);
    margin-bottom: 16px;
}

.sv_db_dots {
    display: flex;
    gap: 6px;
}

.sv_db_dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, .2);
}

.sv_db_title {
    font-size: 11.5px;
    font-weight: 600;
    letter-spacing: .04em;
    display: flex;
    align-items: center;
    gap: 9px;
    opacity: .85;
}

.sv_live {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    color: #7ff0c4;
}

.sv_live .d {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #7ff0c4;
}

.sv_metrics {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 16px;
}

.sv_metric {
    background: rgba(255, 255, 255, .05);
    border-radius: 11px;
    padding: 13px;
}

.sv_m_label {
    font-size: 10.5px;
    letter-spacing: .06em;
    opacity: .6;
}

.sv_m_value {
    display: block;
    font-family: 'GmarketSans', sans-serif;
    font-size: 23px;
    font-weight: 700;
    margin: 3px 0 8px;
}

.sv_m_value em {
    font-size: 13px;
    font-style: normal;
    opacity: .7;
}

.sv_m_bar {
    height: 5px;
    border-radius: 3px;
    background: rgba(255, 255, 255, .1);
    overflow: hidden;
}

.sv_m_fill {
    display: block;
    height: 100%;
    width: var(--w);
    background: linear-gradient(90deg, #5b9bff, #7ff0c4);
    border-radius: 3px;
}

.sv_log {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.sv_log li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 12px;
}

.sv_log_time {
    opacity: .5;
    font-variant-numeric: tabular-nums;
}

.sv_log_tag {
    font-size: 10px;
    font-weight: 700;
    padding: 2px 7px;
    border-radius: 5px;
}

.sv_log_tag.ok {
    background: rgba(127, 240, 196, .18);
    color: #7ff0c4;
}

.sv_log_tag.warn {
    background: rgba(240, 160, 32, .2);
    color: #ffcf80;
}

.sv_log_msg {
    opacity: .85;
}

.sv_specs {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 24px;
}

.sv_specs h3 {
    font-size: 16px;
    font-weight: 700;
    margin: 0 0 5px;
}

.sv_specs .lead {
    font-size: 13px;
    color: var(--gray);
    margin: 0 0 18px;
}

.sv_specs ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.sv_specs li {
    display: flex;
    gap: 13px;
    align-items: flex-start;
}

.ssl_ic {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    border-radius: 11px;
    background: var(--blue-l);
    color: var(--blue);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.ssl_value {
    display: block;
    font-family: 'GmarketSans', sans-serif;
    font-size: 21px;
    font-weight: 700;
    color: var(--blue);
}

.ssl_value em {
    font-size: 13px;
    font-style: normal;
    color: var(--ink);
    font-family: 'Pretendard';
    margin-left: 3px;
}

.ssl_label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    margin: 1px 0 2px;
}

.ssl_hint {
    display: block;
    font-size: 12px;
    color: var(--gray);
}

.ssl_hint b {
    color: var(--blue-d);
}

/* ── 프로세스 타임라인 ── */
.process_tl {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 0;
    counter-reset: pt;
}

.process_tl li {
    position: relative;
    padding: 0 10px;
    text-align: center;
}

.process_tl li:before {
    content: "";
    position: absolute;
    top: 18px;
    left: 50%;
    width: 100%;
    height: 2px;
    background: var(--line);
    z-index: 0;
}

.process_tl li:last-child:before {
    display: none;
}

.pt_no {
    position: relative;
    z-index: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: #fff;
    border: 2px solid var(--line);
    font-family: 'GmarketSans', sans-serif;
    font-weight: 700;
    color: var(--gray2);
    margin-bottom: 13px;
}

.process_tl li.hl .pt_no {
    background: var(--blue);
    border-color: var(--blue);
    color: #fff;
}

.pt_title {
    font-size: 14px;
    font-weight: 700;
    margin: 0 0 5px;
}

.pt_desc {
    font-size: 12px;
    color: var(--gray);
    margin: 0 0 8px;
    line-height: 1.5;
}

.pt_dur {
    font-size: 11.5px;
    font-weight: 700;
    color: var(--blue);
    background: var(--blue-l);
    padding: 3px 9px;
    border-radius: 6px;
}

/* ── 기술스택 ── */
.lang_grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
}

.lang_card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 20px;
}

.lang_card h3 {
    font-size: 16px;
    font-weight: 700;
    margin: 0 0 3px;
}

.lang_card .sub {
    font-size: 12.5px;
    color: var(--gray);
    margin: 0 0 13px;
}

.lang_refs {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.lang_refs li {
    font-size: 11.5px;
    font-weight: 600;
    color: var(--gray);
    background: var(--bg2);
    padding: 4px 9px;
    border-radius: 7px;
}

/* ── 유지보수 박스 ── */
.maintain_box {
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #181c32, #1b3aa3);
    border-radius: 24px;
    padding: clamp(34px, 5vw, 56px);
    color: #fff;
}

.maintain_box h2 {
    font-family: 'GmarketSans', sans-serif;
    font-size: clamp(22px, 3.2vw, 30px);
    font-weight: 700;
    line-height: 1.35;
    margin: 12px 0 14px;
}

.maintain_box .desc {
    font-size: 14.5px;
    opacity: .88;
    margin: 0 0 22px;
    line-height: 1.7;
}

.maintain_box .desc strong {
    color: #8ec5ff;
}

.mb_features {
    list-style: none;
    margin: 0 0 24px;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 11px;
}

.mb_features li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13.5px;
    font-weight: 600;
    background: rgba(255, 255, 255, .1);
    padding: 9px 15px;
    border-radius: 10px;
}

.mb_features i {
    color: #7ff0c4;
}

/* ── 마키 ── */
.marquee {
    overflow: hidden;
    -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}

.marquee_track {
    display: flex;
    gap: 50px;
    align-items: center;
    width: max-content;
    animation: marq 28s linear infinite;
}

@keyframes marq {
    to {
        transform: translateX(-50%);
    }
}

.marquee_track img {
    height: 36px;
    width: auto;
    opacity: .65;
    filter: grayscale(.25);
}

/* ── FAQ ── */
.faq_list {
    margin: 0 auto;
}

.faq_item {
    border: 1px solid var(--line);
    border-radius: 13px;
    margin-bottom: 10px;
    overflow: hidden;
    background: #fff;
}

.faq_q {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 17px 19px;
    font-size: 14.5px;
    font-weight: 600;
    cursor: pointer;
    background: none;
    border: none;
    text-align: left;
    color: var(--ink);
    font-family: inherit;
}

.faq_q .qm {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    border-radius: 7px;
    background: var(--blue);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'GmarketSans', sans-serif;
    font-size: 13px;
    font-weight: 700;
}

.faq_q .qt {
    flex: 1;
}

.faq_q .qx {
    font-size: 21px;
    color: var(--blue);
    transition: .3s;
}

.faq_a {
    max-height: 0;
    overflow: hidden;
    transition: max-height .35s ease;
}

.faq_item.open .faq_a {
    max-height: 400px;
}

.faq_item.open .qx {
    transform: rotate(45deg);
}

.faq_a_inner {
    padding: 0 19px 18px 55px;
    font-size: 13.5px;
    color: var(--gray);
    line-height: 1.75;
}

.faq_a_inner strong {
    color: var(--ink);
}

.faq_more_item {
    display: none;
}

.faq_list.show_all .faq_more_item {
    display: block;
}

.faq_more_wrap {
    text-align: center;
    margin-top: 18px;
}

.faq_more_btn {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: 14px;
    font-weight: 600;
    color: var(--blue);
    border: 1px solid var(--line);
    background: #fff;
    padding: 11px 20px;
    border-radius: 11px;
    cursor: pointer;
}

/* ── 최종 CTA ── */
.final_cta {
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #0f1a30, #1b3aa3);
    border-radius: 24px;
    padding: clamp(40px, 5vw, 64px);
    text-align: center;
    color: #fff;
}

.final_cta .eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 12.5px;
    font-weight: 700;
    letter-spacing: .1em;
    background: rgba(255, 255, 255, .12);
    padding: 6px 15px;
    border-radius: 20px;
    margin-bottom: 16px;
}

.final_cta h2 {
    font-family: 'GmarketSans', sans-serif;
    font-size: clamp(24px, 3.6vw, 34px);
    font-weight: 700;
    line-height: 1.35;
    margin: 0 0 12px;
}

.final_cta h2 .strike {
    text-decoration: line-through;
    opacity: .55;
}

.final_cta .desc {
    font-size: 15px;
    opacity: .85;
    margin: 0 0 26px;
}

.fcta_btns {
    display: flex;
    gap: 11px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 22px;
}

.fcta_btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    padding: 14px 26px;
    border-radius: 12px;
    font-size: 15px;
    transition: .15s;
}

.fcta_btn.primary {
    background: #fff;
    color: var(--blue);
}

.fcta_btn.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(0, 0, 0, .3);
}

.fcta_btn.ghost {
    background: rgba(255, 255, 255, .12);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, .4);
}

.fcta_info {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: clamp(16px, 3vw, 30px);
    justify-content: center;
    flex-wrap: wrap;
    font-size: clamp(15px, 2vw, 22px);
    font-weight: 500;
    opacity: .95;
}

.fcta_info li {
    display: flex;
    align-items: center;
    gap: 8px;
}

.fcta_info li i {
    font-size: 1.2em;
    color: #7ff0c4;
}

/* ── 포트폴리오 ── */
.dg-narrow {
    max-width: 860px;
}

.pf-filter {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    margin: 0 auto clamp(24px, 4vw, 38px);
    max-width: var(--maxw);
}

.pf-chip {
    font-size: 13px;
    font-weight: 600;
    color: var(--gray);
    background: #fff;
    border: 1px solid var(--line);
    padding: 8px 16px;
    border-radius: 999px;
    cursor: pointer;
    transition: .15s;
}

.pf-chip:hover {
    border-color: var(--blue);
    color: var(--blue);
}

.pf-chip.on {
    background: var(--blue);
    border-color: var(--blue);
    color: #fff;
}

.pf-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: clamp(16px, 2.2vw, 22px);
}

.pf-card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(24, 28, 50, .04);
    transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}

.pf-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
    border-color: #cdddf7;
}

.pf-thumb {
    position: relative;
    aspect-ratio: 4 / 3;
    display: flex;
    align-items: flex-end;
    padding: 14px;
}

.pf-thumb-cat {
    font-size: 11.5px;
    font-weight: 700;
    color: #fff;
    background: rgba(255, 255, 255, .2);
    backdrop-filter: blur(4px);
    padding: 5px 11px;
    border-radius: 999px;
}

.pf-card-body {
    padding: 16px 18px 18px;
}

.pf-card-title {
    font-size: 16px;
    font-weight: 700;
    margin: 0 0 6px;
    letter-spacing: -.01em;
}

.pf-card-sum {
    font-size: 13px;
    color: var(--gray);
    margin: 0 0 14px;
    line-height: 1.55;
}

.pf-card-more {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 13px;
    font-weight: 600;
    color: var(--blue);
}

.pf-card-more i {
    transition: transform .2s ease;
}

.pf-card:hover .pf-card-more i {
    transform: translateX(3px);
}

.pf-back {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--gray);
    margin-bottom: 22px;
    transition: .15s;
}

.pf-back:hover {
    color: var(--blue);
}

.pf-d-cat {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    color: var(--blue);
    background: var(--blue-l);
    padding: 5px 12px;
    border-radius: 999px;
    margin-bottom: 14px;
}

.pf-d-title {
    font-size: clamp(24px, 4vw, 36px);
    font-weight: 700;
    letter-spacing: -.02em;
    line-height: 1.3;
    margin: 0 0 12px;
}

.pf-d-sum {
    font-size: clamp(15px, 2vw, 17px);
    color: var(--gray);
    margin: 0 0 22px;
}

.pf-d-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 28px;
    padding: 18px 0;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}

.pf-d-meta li {
    display: flex;
    flex-direction: column;
    gap: 3px;
    font-size: 14px;
    font-weight: 600;
    color: var(--ink);
}

.pf-d-meta li span {
    font-size: 11.5px;
    font-weight: 700;
    color: var(--gray2);
    letter-spacing: .03em;
}

.pf-d-hero {
    aspect-ratio: 16 / 8;
    border-radius: 18px;
    margin: clamp(24px, 4vw, 36px) 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pf-d-hero-mark {
    font-size: clamp(34px, 7vw, 60px);
    font-weight: 700;
    color: rgba(255, 255, 255, .85);
    letter-spacing: .06em;
}

.pf-d-h2 {
    font-size: clamp(18px, 2.6vw, 22px);
    font-weight: 700;
    letter-spacing: -.01em;
    margin: clamp(26px, 4vw, 36px) 0 12px;
}

.pf-d-body p {
    font-size: clamp(14.5px, 2vw, 16px);
    color: var(--gray);
    line-height: 1.8;
    margin: 0;
}

.pf-d-feat {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px 18px;
}

.pf-d-feat li {
    display: flex;
    align-items: center;
    gap: 9px;
    font-size: 14.5px;
    font-weight: 500;
    color: var(--ink);
}

.pf-d-feat i {
    color: var(--ok);
    font-size: 17px;
    flex-shrink: 0;
}

.pf-d-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.pf-d-tech span {
    font-size: 13px;
    font-weight: 600;
    color: var(--blue-d);
    background: var(--blue-l);
    padding: 7px 14px;
    border-radius: 9px;
}

.pf-share-btn {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    margin-top: clamp(26px, 4vw, 36px);
    font-size: 13.5px;
    font-weight: 600;
    color: var(--gray);
    background: #fff;
    border: 1px solid var(--line);
    padding: 10px 18px;
    border-radius: 10px;
    cursor: pointer;
    transition: .15s;
}

.pf-share-btn:hover {
    border-color: var(--blue);
    color: var(--blue);
}

.pf-cta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    background: radial-gradient(120% 120% at 0% 0%, #1b3aa3, var(--navy));
    color: #fff;
    border-radius: 20px;
    padding: clamp(28px, 4vw, 40px);
    margin: clamp(40px, 6vw, 64px) 0 clamp(28px, 4vw, 44px);
}

.pf-cta-eyebrow {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .1em;
    color: #7ff0c4;
    margin-bottom: 10px;
}

.pf-cta-l h2 {
    font-size: clamp(20px, 3vw, 27px);
    font-weight: 700;
    letter-spacing: -.02em;
    margin: 0 0 8px;
    line-height: 1.35;
}

.pf-cta-l p {
    font-size: 14px;
    color: #aab4c8;
    margin: 0;
}

.pf-cta-r {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
}

.pf-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 15px;
    font-weight: 700;
    padding: 13px 24px;
    border-radius: 11px;
    background: #fff;
    color: var(--navy);
    transition: .15s;
}

.pf-cta-btn:hover {
    transform: translateY(-2px);
}

.pf-cta-info {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 18px;
    font-size: 14px;
    font-weight: 500;
}

.pf-cta-info li {
    display: flex;
    align-items: center;
    gap: 7px;
}

.pf-cta-info i {
    color: #7ff0c4;
    font-size: 1.1em;
}

.pf-related-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    margin-bottom: 22px;
}

.pf-related-head .dg-h2 {
    margin: 0;
    text-align: left;
    font-size: clamp(20px, 3vw, 26px);
}

/* 인사이트 — 카드 날짜 + 기사 본문 */
.in-card-date {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--gray2);
    margin-bottom: 7px;
}

.in-d-content {
    margin-top: clamp(8px, 2vw, 16px);
}

.in-d-content h2 {
    font-size: clamp(20px, 3vw, 26px);
    font-weight: 700;
    letter-spacing: -.01em;
    margin: clamp(28px, 4vw, 38px) 0 14px;
}

.in-d-content h3 {
    font-size: clamp(17px, 2.4vw, 20px);
    font-weight: 700;
    margin: 26px 0 10px;
}

.in-d-content p {
    font-size: clamp(15px, 2vw, 16.5px);
    color: var(--gray);
    line-height: 1.85;
    margin: 0 0 18px;
}

.in-d-content p strong {
    color: var(--ink);
    font-weight: 600;
}

.in-d-content ul,
.in-d-content ol {
    margin: 0 0 18px;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 9px;
}

.in-d-content li {
    display: flex;
    gap: 10px;
    font-size: clamp(14.5px, 2vw, 16px);
    color: var(--ink);
    line-height: 1.7;
}

.in-d-content li::before {
    content: "";
    flex-shrink: 0;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--blue);
    margin-top: 9px;
}

.in-d-content blockquote {
    margin: 0 0 18px;
    padding: 14px 18px;
    border-left: 3px solid var(--blue);
    background: var(--blue-l);
    border-radius: 0 10px 10px 0;
    font-size: 15px;
    color: var(--ink);
    line-height: 1.7;
}

.in-d-content img {
    width: 100%;
    border-radius: 12px;
    margin: 8px 0 18px;
}

.in-d-content a {
    color: var(--blue);
    text-decoration: underline;
}

@media (max-width: 980px) {
    .pf-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 680px) {

    .pf-grid,
    .pf-d-feat {
        grid-template-columns: 1fr;
    }

    .pf-cta {
        flex-direction: column;
        align-items: flex-start;
    }

    .pf-cta-r {
        width: 100%;
    }
}

/* ── 푸터 ── */
.dg-ft {
    background: #0f1a30;
    color: #9fb0cc;
}

.dg-ft-top {
    display: flex;
    justify-content: flex-end;
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 16px 24px;
    border-bottom: 1px solid rgba(255, 255, 255, .08);
}

.dg-fam {
    position: relative;
}

.dg-fam-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 600;
    color: #cdd8ea;
    border: 1px solid rgba(255, 255, 255, .18);
    padding: 9px 15px;
    border-radius: 9px;
    cursor: pointer;
    background: transparent;
}

.dg-fam-btn:hover {
    border-color: rgba(255, 255, 255, .4);
    color: #fff;
}

.dg-fam-menu {
    position: absolute;
    bottom: calc(100% + 8px);
    right: 0;
    width: 210px;
    background: #16233c;
    border: 1px solid rgba(255, 255, 255, .14);
    border-radius: 12px;
    padding: 6px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: .18s;
    box-shadow: 0 12px 30px rgba(0, 0, 0, .4);
    z-index: 5;
}

.dg-fam:hover .dg-fam-menu,
.dg-fam.open .dg-fam-menu {
    opacity: 1;
    visibility: visible;
    transform: none;
}

.dg-fam-menu a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    font-size: 13.5px;
    color: #c3cee0;
    border-radius: 8px;
}

.dg-fam-menu a:hover {
    background: rgba(255, 255, 255, .07);
    color: #fff;
}

.dg-fam-menu .d {
    width: 9px;
    height: 9px;
    border-radius: 3px;
    flex-shrink: 0;
}

.dg-ft-main {
    display: grid;
    grid-template-columns: 1fr 1.25fr;
    gap: 34px;
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 36px 24px;
}

.dg-cs-label {
    font-size: 13px;
    font-weight: 600;
    color: #7d8ea8;
    margin-bottom: 9px;
}

.dg-cs-num {
    font-family: 'GmarketSans', sans-serif;
    font-size: clamp(30px, 5vw, 44px);
    font-weight: 700;
    color: #fff;
    letter-spacing: -.02em;
    line-height: 1.05;
    display: flex;
    align-items: baseline;
    gap: 11px;
    flex-wrap: wrap;
}

.dg-cs-num span {
    font-family: 'Pretendard';
    font-size: 15px;
    font-weight: 600;
    color: #8ec5ff;
    background: rgba(46, 99, 235, .22);
    padding: 3px 12px;
    border-radius: 20px;
}

.dg-cs-time {
    font-size: 13px;
    color: #9fb0cc;
    margin-top: 12px;
}

.dg-cs-mail {
    font-size: 14px;
    color: #cdd8ea;
    margin-top: 7px;
    display: inline-flex;
    align-items: center;
    gap: 7px;
}

.dg-cs-mail i {
    color: #8ec5ff;
}

.dg-biz {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 7px 24px;
    align-self: center;
}

.dg-biz-row {
    font-size: 12.5px;
    color: #9fb0cc;
    line-height: 1.5;
}

.dg-biz-row span {
    display: inline-block;
    min-width: 78px;
    color: #6f819e;
}

.dg-biz-row.full {
    grid-column: 1 / -1;
}

.dg-ft-copy {
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 16px 24px;
    border-top: 1px solid rgba(255, 255, 255, .08);
    font-size: 11.5px;
    color: #6f819e;
}

/* ── 반응형 ── */
@media(max-width:980px) {
    .dg-hero-inner {
        grid-template-columns: 1fr;
    }

    .hero_visual {
        display: none;
    }

    .dg-stats {
        grid-template-columns: repeat(3, 1fr);
    }

    .studios_grid,
    .tools_grid,
    .dg-cards.c4 {
        grid-template-columns: repeat(2, 1fr);
    }

    .ceo_hero,
    .server_layout {
        grid-template-columns: 1fr;
    }

    .process_tl {
        grid-template-columns: repeat(3, 1fr);
        row-gap: 26px;
    }

    .process_tl li:before {
        display: none;
    }
}

@media(max-width:680px) {

    .dg-nav,
    .dg-hd-r {
        display: none;
    }

    .dg-burger {
        display: block;
    }

    .empathy_list,
    .dg-stats,
    .studios_grid,
    .tools_grid,
    .lang_grid,
    .dg-cards.c2,
    .dg-cards.c3,
    .dg-cards.c4 {
        grid-template-columns: 1fr;
    }

    .head_split {
        flex-direction: column;
        align-items: flex-start;
    }

    .compare_table {
        font-size: 12px;
    }

    .compare_table th,
    .compare_table td {
        padding: 10px 6px;
    }

    .dg-ft-main {
        grid-template-columns: 1fr;
        gap: 26px;
    }

    .dg-biz {
        grid-template-columns: 1fr;
    }

    .process_tl {
        grid-template-columns: repeat(2, 1fr);
    }

    .team_principle {
        grid-template-columns: 1fr;
    }
}