@charset "utf-8";

/* 제작기술 subpage — plan1/tech.html
   content after new2026.website.co.kr/plan7/sub/tech.html
   visual after efusioni.com/about (white, oversized gothic display type, word marquee); sidebar after ipark-dvp.com (text tree, active group expands) */
/* --tc-w: same width as development.html (clears the fixed promo/TOP buttons and the chatbot launcher, 180px each side) */
.page-tech { --tc-en: 'Pretendard', -apple-system, 'Segoe UI', sans-serif; --tc-side-w: 260px; --tc-gap: clamp(48px, 5vw, 96px); --tc-w: min(1560px, calc(100% - 360px)); }

/* ---------- sub visual ---------- */
.subv.tc-hero { padding: calc(var(--header-h) + clamp(72px, 8vw, 150px)) 0 0; overflow: hidden; background: #fff; text-align: center; }
.tc-hero__in { display: grid; justify-items: center; }
.tc-hero__in > * { animation: subv-in .9s var(--ease) both; }
.tc-hero__in > :nth-child(2) { animation-delay: .14s; }
.tc-hero__title { display: grid; justify-items: center; }
.tc-hero__en { font-family: var(--tc-en); font-size: clamp(40px, 4.4vw, 80px); font-weight: 800; line-height: 1.2; letter-spacing: -.045em; color: var(--ink); text-align: center; word-break: keep-all; }
.tc-hero__ko { margin-top: clamp(28px, 2.6vw, 48px); font-size: clamp(24px, 1.9vw, 36px); font-weight: 700; line-height: 1.4; letter-spacing: -.03em; color: var(--brand); word-break: keep-all; }
.tc-hero__desc { margin-top: 18px; font-size: 18px; line-height: 1.75; color: var(--ink-2); word-break: keep-all; }

.tc-marquee { margin-top: clamp(64px, 6.4vw, 120px); overflow: hidden; }
.tc-marquee__track { display: flex; width: max-content; animation: tc-marquee 42s linear infinite; }
.tc-marquee:hover .tc-marquee__track { animation-play-state: paused; }
.tc-marquee__set { display: flex; flex: none; list-style: none; }
.tc-marquee__set li { display: flex; align-items: center; gap: .42em; padding-right: .42em; font-family: var(--tc-en); font-size: clamp(56px, 6vw, 112px); font-weight: 700; line-height: 1.2; letter-spacing: -.045em; color: var(--ink); white-space: nowrap; }
.tc-marquee__set i { flex: none; width: .2em; height: .2em; background: var(--ink); }
.tc-marquee__set i.is-dia { width: .24em; height: .24em; background: var(--brand); transform: rotate(45deg); }
@keyframes tc-marquee { to { transform: translateX(-50%); } }

.tc-kpi { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(16px, 2vw, 40px); margin-top: clamp(64px, 6vw, 112px); list-style: none; text-align: left; }
.tc-kpi li { display: grid; grid-template-columns: auto 1fr; align-items: end; column-gap: 16px; padding-top: 20px; border-top: 1px solid var(--line-2); }
.tc-kpi__no { grid-column: 1 / -1; font-family: var(--tc-en); font-size: 15px; font-weight: 700; letter-spacing: .02em; color: var(--mute); }
.tc-kpi__num { margin-top: 14px; font-size: clamp(44px, 3.6vw, 64px); font-weight: 700; line-height: 1; letter-spacing: -.03em; color: var(--ink); }
.tc-kpi__num small { margin-left: 2px; font-size: .42em; font-weight: 700; }
.tc-kpi__label { padding-bottom: 4px; font-size: 17px; font-weight: 600; color: var(--ink-2); word-break: keep-all; }

/* ---------- layout ---------- */
.tc-body { padding: clamp(96px, 9vw, 176px) 0 var(--sp-sec); }
.page-tech .tc-layout { width: var(--tc-w); }
.tc-layout { display: grid; grid-template-columns: var(--tc-side-w) minmax(0, 1fr); gap: var(--tc-gap); align-items: start; }

/* sidebar: development.html style (label, title, numbered ruled list, contact box); the active group opens its children */
.tc-side { align-self: stretch; }
.tc-side__in { position: sticky; top: calc(var(--header-h) + 32px); }
.tc-side__en { font-size: 14px; font-weight: 700; letter-spacing: .02em; text-transform: uppercase; color: var(--brand); }
.tc-side__title { margin-top: 8px; font-size: 32px; font-weight: 700; line-height: 1.3; letter-spacing: -.03em; }
.tc-side__nav { margin-top: 20px; }
.tc-side__list { border-top: 2px solid var(--ink); list-style: none; }
.tc-side__grp { border-bottom: 1px solid var(--line); }
.tc-side__g { position: relative; display: flex; align-items: center; gap: 14px; padding: 15px 8px; font-size: 17px; font-weight: 600; letter-spacing: -.02em; color: var(--mute); transition: color .25s var(--ease), padding-left .3s var(--ease); }
.tc-side__g b { font-size: 13px; font-weight: 700; color: var(--line-2); transition: color .25s var(--ease); }
.tc-side__g::after { content: ""; position: absolute; left: 0; top: 50%; width: 3px; height: 20px; margin-top: -10px; border-radius: 2px; background: var(--brand); transform: scaleY(0); transition: transform .3s var(--ease); }
.tc-side__g:hover { color: var(--ink); }
.tc-side__grp.is-open .tc-side__g { padding-left: 18px; color: var(--ink); }
.tc-side__grp.is-open .tc-side__g b { color: var(--brand); }
.tc-side__grp.is-open .tc-side__g::after { transform: scaleY(1); }
.tc-side__sub { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .45s var(--ease); }
.tc-side__sub > ul { min-height: 0; overflow: hidden; list-style: none; }
.tc-side__grp.is-open .tc-side__sub { grid-template-rows: 1fr; }
.tc-side__sub li:first-child { margin-top: -4px; }
.tc-side__sub li:last-child { margin-bottom: 12px; }
.tc-side__sub a { display: block; padding: 5px 8px 5px 45px; font-size: 15px; font-weight: 500; line-height: 1.45; letter-spacing: -.02em; color: var(--mute); transition: color .25s var(--ease); }
.tc-side__sub a:hover { color: var(--ink); }
.tc-side__sub a.is-active { font-weight: 600; color: var(--brand); }
.tc-side__cta { display: grid; justify-items: start; margin-top: 24px; padding: 20px 22px; border-radius: var(--sp-r); background: var(--sp-tint); }
.tc-side__cta-label { font-size: 15px; font-weight: 700; color: var(--mute); }
.tc-side__tel { margin-top: 4px; font-size: 28px; font-weight: 800; letter-spacing: -.02em; color: var(--ink); }
.tc-side__cta .btn { width: 100%; margin-top: 14px; }
/* keep the contact box above the fixed float-promo/TOP buttons on shorter viewports (same steps as development.html, plus the open sub list) */
@media (max-height: 1079px) {
  .tc-side__g { padding-block: 11px; }
  .tc-side__cta { margin-top: 16px; padding: 16px 18px; }
  .tc-side__tel { font-size: 24px; }
  .tc-side__cta .btn { height: 44px; margin-top: 10px; }
}
@media (max-height: 939px) {
  .tc-side__en, .tc-side__title { display: none; }
  .tc-side__nav { margin-top: 0; }
}
@media (max-height: 849px) {
  .tc-side__cta { display: none; }
}

/* ---------- content ---------- */
.tc-content [id] { scroll-margin-top: calc(var(--header-h) + 40px); }
.tc-sec + .tc-sec { margin-top: var(--sp-sec); }
.tc-head { margin-bottom: clamp(32px, 3.2vw, 56px); }
.tc-head__en { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; font-size: 16px; font-weight: 700; color: var(--brand); }
.tc-head__en b { display: inline-grid; place-items: center; min-width: 38px; height: 26px; padding: 0 8px; border-radius: 999px; background: var(--ink); font-size: 13px; font-weight: 800; color: #fff; }
.tc-head__title { font-size: var(--sp-h2); font-weight: 700; line-height: 1.35; letter-spacing: -.03em; word-break: keep-all; }
.tc-head__desc { max-width: 860px; margin-top: 16px; font-size: 18px; line-height: 1.75; color: var(--mute); word-break: keep-all; text-wrap: pretty; }

.tc-block { padding: clamp(28px, 3vw, 48px); border: 1px solid var(--line); border-radius: var(--sp-r-lg); background: #fff; word-break: keep-all; }
.tc-block + .tc-block, .tc-block + .tc-apis, .tc-block + .tc-duo { margin-top: 20px; }
.tc-block__title { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; font-size: clamp(22px, 1.6vw, 28px); font-weight: 700; line-height: 1.4; letter-spacing: -.03em; }
.tc-block__desc { margin-top: 14px; font-size: 17px; line-height: 1.75; color: var(--ink-2); }
.tc-block__desc strong { color: var(--brand); font-weight: 700; }

.tc-tag { display: inline-grid; place-items: center; min-width: 54px; height: 28px; padding: 0 10px; border-radius: 8px; background: var(--brand-soft); font-size: 13px; font-weight: 800; letter-spacing: .04em; color: var(--brand-deep); }
.tc-tag.is-green { background: #e5f8ee; color: #029b46; }
.tc-tag.is-free { background: var(--brand); color: #fff; }

.tc-check { display: grid; gap: 10px; margin-top: 18px; list-style: none; }
.tc-check li { position: relative; padding-left: 30px; font-size: 16px; line-height: 1.7; color: var(--ink-2); }
.tc-check li::before { content: ""; position: absolute; left: 0; top: .28em; width: 20px; height: 20px; border-radius: 50%; background: var(--brand) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 12.5l4 4 8-9'/%3E%3C/svg%3E") center / 12px no-repeat; }
.tc-check--grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px 32px; margin-top: 24px; }

.tc-note { display: flex; gap: 16px; margin-top: 20px; padding: 18px 22px; border: 1px dashed var(--line-2); border-radius: var(--sp-r-sm); font-size: 16px; line-height: 1.7; color: var(--ink-2); }
.tc-note b { flex: none; font-weight: 700; color: var(--brand); }

/* sms price */
.tc-price { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin-top: 28px; list-style: none; align-items: start; }
.tc-price li { display: flex; flex-direction: column; padding: 16px 20px; border-radius: var(--sp-r); background: var(--sp-tint); }
.tc-price__type { font-size: 15px; font-weight: 800; letter-spacing: .04em; color: var(--brand); }
.tc-price__desc { margin-top: 6px; font-size: 16px; line-height: 1.5; color: var(--mute); }
.tc-price__val { margin-top: 8px; font-size: 16px; font-weight: 600; letter-spacing: -.02em; color: var(--mute); }
.tc-price__val small { margin-left: 2px; font-size: 16px; font-weight: 600; color: var(--mute); }

/* sms flow · signup demo — sized by the block width (cqi) */
#api-sms, .tc-api { container-type: inline-size; }
.tc-flow { margin-top: 28px; padding: clamp(28px, 4cqi, 44px) clamp(20px, 3cqi, 36px); border-radius: var(--sp-r); background: var(--sp-tint); }
.tc-flow__row { display: flex; align-items: center; }
.tc-flow__node { --s: clamp(92px, 15cqi, 150px); flex: none; display: grid; place-content: center; justify-items: center; gap: 8px; width: var(--s); height: var(--s); border-radius: 50%; text-align: center; }
.tc-flow__node svg { width: calc(var(--s) * .3); height: auto; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.tc-flow__node b { font-size: clamp(13px, 1.6cqi, 16px); font-weight: 700; line-height: 1.3; letter-spacing: -.03em; word-break: keep-all; }
.tc-flow__node.is-brand { background: var(--brand); color: #fff; box-shadow: 0 0 0 clamp(8px, 1.4cqi, 14px) rgba(26, 134, 218, .12); }
.tc-flow__node.is-dark { background: var(--ink); color: #fff; }
.tc-flow__hub { flex: none; display: flex; align-items: center; padding: clamp(12px, 1.8cqi, 20px); border-radius: 999px; background: #fff; box-shadow: 0 12px 32px rgba(17, 19, 24, .06); }
.tc-flow__hub .tc-flow__node { --s: clamp(80px, 13cqi, 128px); background: var(--brand-soft); color: var(--brand-deep); }
.tc-flow__arrow { position: relative; flex: 1 1 0; min-width: 40px; height: 2px; margin: 0 8px; background: var(--brand); }
.tc-flow__arrow::after { content: ""; position: absolute; right: 0; top: 50%; width: 8px; height: 8px; border-top: 2px solid var(--brand); border-right: 2px solid var(--brand); transform: translateY(-50%) rotate(45deg); }
.tc-flow__arrow em { position: absolute; left: 50%; bottom: 10px; transform: translateX(-50%); font-size: 13px; font-style: normal; font-weight: 600; color: var(--mute); white-space: nowrap; }
.tc-flow__hub .tc-flow__arrow { flex: none; width: clamp(40px, 7cqi, 72px); }
.tc-flow__telco { --t: clamp(46px, 6.6cqi, 64px); display: grid; grid-template-columns: repeat(2, var(--t)); column-gap: 4px; }
.tc-flow__telco span { display: grid; place-items: center; width: var(--t); height: var(--t); border-radius: 50%; background: var(--ink-2); font-size: clamp(11px, 1.4cqi, 14px); font-weight: 800; letter-spacing: -.01em; color: #fff; }
.tc-flow__telco span:first-child { grid-column: 1 / -1; justify-self: center; margin-bottom: calc(var(--t) * -.16); }
.tc-flow__node b small { display: block; margin-top: 2px; font-size: .78em; font-weight: 500; opacity: .75; }
.tc-flow__node.is-soft { background: var(--brand-soft); color: var(--brand-deep); }
.tc-flow__hub .tc-flow__node.is-npay { background: #e5f8ee; color: #029b46; }
.tc-flow__hub > .tc-flow__node + .tc-flow__node { margin-left: 12px; }
.tc-flow__cards { flex: none; display: grid; gap: 6px; padding: 12px; border-radius: 16px; background: var(--ink-2); }
.tc-flow__cards span { padding: 7px 14px; border-radius: 999px; background: #fff; font-size: clamp(11px, 1.3cqi, 13px); font-weight: 700; text-align: center; color: var(--ink); white-space: nowrap; }
.tc-flow__cards i { justify-self: center; width: 4px; height: 16px; background: radial-gradient(circle, rgba(255, 255, 255, .7) 1.5px, transparent 2px) 0 0 / 4px 6px repeat-y; }
.tc-flow__row.is-pair { justify-content: center; }
.tc-flow__link { flex: 0 1 clamp(120px, 26cqi, 280px); display: grid; gap: 26px; margin: 0 clamp(10px, 2cqi, 24px); }
.tc-flow__link em { position: relative; display: block; padding-bottom: 8px; border-bottom: 2px solid var(--brand); font-size: 13px; font-style: normal; font-weight: 600; text-align: center; color: var(--mute); white-space: nowrap; }
.tc-flow__link em::after { content: ""; position: absolute; right: 0; bottom: -4px; width: 8px; height: 8px; border-top: 2px solid var(--brand); border-right: 2px solid var(--brand); transform: rotate(45deg); }
.tc-flow__link .is-back { border-color: var(--ink-2); }
.tc-flow__link .is-back::after { right: auto; left: 0; border-color: var(--ink-2); transform: rotate(-135deg); }

.tc-npay { display: inline-flex; align-items: center; gap: 4px; font-family: var(--tc-en); font-size: 15px; font-weight: 800; letter-spacing: -.01em; color: var(--ink); }
.tc-npay i { display: grid; place-items: center; width: 1.2em; height: 1.2em; border-radius: .26em; background: #03c75a; font-size: .74em; font-style: normal; font-weight: 900; color: #fff; }
.tc-npay.is-white { color: #fff; }
.tc-npay.is-white i { background: #fff; color: #03c75a; }
.tc-flow__node .tc-npay { font-size: clamp(15px, 2cqi, 21px); }

/* shop → payment window mockups (PG, Naver Pay) */
.tc-api > figure, .tc-api > div { align-self: stretch; }
.tc-shop { margin-top: 16px; }
.tc-shop__stage { display: grid; grid-template-columns: minmax(0, 5fr) auto minmax(0, 6fr); align-items: center; gap: clamp(10px, 2cqi, 20px); padding: clamp(20px, 3.4cqi, 40px); border-radius: var(--sp-r); background: linear-gradient(160deg, #e4ecf5 0%, #cfdcea 100%); }
.tc-shop__item { padding: clamp(18px, 2.4cqi, 26px); border-radius: 14px; background: #fff; box-shadow: 0 2px 4px rgba(40, 64, 96, .08), 0 22px 44px rgba(40, 64, 96, .18); }
.tc-shop__price b { display: block; font-size: clamp(22px, 3cqi, 30px); font-weight: 800; line-height: 1.2; letter-spacing: -.02em; }
.tc-shop__price s { font-size: 13px; color: var(--mute); }
.tc-shop__info { margin-top: 14px; border-top: 1px solid var(--line); }
.tc-shop__info > div { display: flex; gap: 12px; padding: 9px 0; border-bottom: 1px solid var(--line); font-size: 12px; line-height: 1.55; }
.tc-shop__info dt { flex: none; width: 56px; color: var(--mute); }
.tc-shop__info dd { color: var(--ink-2); }
.tc-shop__info dd b { font-weight: 700; color: var(--ink); }
.tc-shop__total { display: flex; align-items: baseline; gap: 14px; margin-top: 14px; font-size: 13px; font-weight: 700; }
.tc-shop__total b { font-size: clamp(20px, 2.6cqi, 26px); font-weight: 800; letter-spacing: -.02em; color: var(--brand); }
.tc-shop__btns { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 6px; margin-top: 14px; }
.tc-shop__btns.is-three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.tc-shop__btns > span { display: grid; place-items: center; height: 40px; border: 1px solid var(--line-2); border-radius: 8px; font-size: 12px; font-weight: 700; color: var(--ink-2); white-space: nowrap; }
.tc-shop__btns .is-buy { border-color: transparent; background: var(--ink); color: #fff; }
.tc-shop__btns .is-buy.is-on { background: var(--brand); box-shadow: 0 0 0 4px rgba(26, 134, 218, .22); }
.tc-shop__btns .is-npay { border-color: #03c75a; }
.tc-shop__btns .is-npay.is-on { box-shadow: 0 0 0 4px rgba(3, 199, 90, .2); }
.tc-shop__btns .tc-npay { font-size: 14px; }
.tc-shop__go { position: relative; width: clamp(28px, 4cqi, 44px); height: 2px; background: var(--brand); }
.tc-shop__go::after { content: ""; position: absolute; right: 0; top: 50%; width: 8px; height: 8px; border-top: 2px solid; border-right: 2px solid; border-color: inherit; transform: translateY(-50%) rotate(45deg); }
.tc-shop__go { border-color: var(--brand); }
.tc-shop__go.is-green { background: #03c75a; border-color: #03c75a; }

.tc-pay { overflow: hidden; border-radius: 12px; background: #fff; box-shadow: 0 2px 4px rgba(40, 64, 96, .08), 0 22px 44px rgba(40, 64, 96, .22); font-size: 11px; }
.tc-pay__bar { display: flex; align-items: center; justify-content: space-between; gap: 10px; height: 38px; padding: 0 14px; background: var(--brand); color: #fff; }
.tc-pay__bar b { font-size: 13px; font-weight: 700; }
.tc-pay__bar > i { position: relative; width: 12px; height: 12px; }
.tc-pay__bar > i::before, .tc-pay__bar > i::after { content: ""; position: absolute; left: 50%; top: 0; width: 1.5px; height: 100%; background: #fff; transform: rotate(45deg); }
.tc-pay__bar > i::after { transform: rotate(-45deg); }
.tc-pay__body { display: grid; grid-template-columns: minmax(0, 1fr) clamp(108px, 15cqi, 136px); }
.tc-pay__main { padding: 14px; }
.tc-pay__label { font-size: 12px; font-weight: 700; color: var(--ink); }
.tc-pay__cards { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 5px; margin-top: 8px; list-style: none; }
.tc-pay__cards li { overflow: hidden; padding: 7px 2px; border-radius: 6px; background: var(--sp-tint); font-size: 11px; font-weight: 600; text-align: center; color: var(--ink-2); white-space: nowrap; }
.tc-pay__cards .is-on { background: var(--brand); color: #fff; }
.tc-pay__agree { display: flex; align-items: center; gap: 6px; margin-top: 12px; color: var(--ink-2); }
.tc-pay__agree i { flex: none; width: 12px; height: 12px; border-radius: 3px; background: var(--brand) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 12.5l4 4 8-9'/%3E%3C/svg%3E") center / 9px no-repeat; }
.tc-pay__event { margin-top: 12px; padding: 12px; border-radius: 8px; background: linear-gradient(120deg, #1b2433 0%, var(--brand-deep) 100%); font-size: 10.5px; line-height: 1.5; color: rgba(255, 255, 255, .8); }
.tc-pay__event b { display: block; font-size: 12px; font-weight: 700; color: #fff; }
.tc-pay__side { display: flex; flex-direction: column; padding: 14px 12px; border-left: 1px solid var(--line); background: #fafbfc; }
.tc-pay__side dl > div { display: flex; justify-content: space-between; gap: 6px; padding: 5px 0; }
.tc-pay__side dt { color: var(--mute); }
.tc-pay__side dd { font-weight: 700; color: var(--ink); }
.tc-pay__side .is-red { color: #e5383b; }
.tc-pay__sum { margin-top: auto; padding-top: 10px; border-top: 1px solid var(--line); }
.tc-pay__sum span { display: block; color: var(--mute); }
.tc-pay__sum b { font-size: 15px; font-weight: 800; letter-spacing: -.02em; }
.tc-pay__btn { display: grid; place-items: center; height: 34px; margin-top: 10px; border-radius: 6px; background: var(--brand); font-size: 12px; font-weight: 700; color: #fff; }
.tc-pay__btn.is-green { background: #03c75a; }
.tc-pay.is-npay .tc-pay__bar { background: #03c75a; }
.tc-pay__nav { display: flex; gap: 12px; font-size: 11px; font-weight: 600; color: rgba(255, 255, 255, .9); white-space: nowrap; }
.tc-pay__body.is-col { display: block; padding: 14px 16px 16px; }
.tc-pay__title { padding-bottom: 10px; border-bottom: 3px solid; border-image: repeating-linear-gradient(90deg, #e5383b 0 14px, transparent 14px 20px, var(--brand) 20px 34px, transparent 34px 40px) 3; font-size: 14px; font-weight: 800; }
.tc-pay__prod { display: flex; align-items: center; gap: 10px; padding: 12px 0; border-bottom: 1px solid var(--line); }
.tc-pay__prod i { flex: none; width: 40px; height: 40px; border-radius: 8px; background: var(--sp-tint); }
.tc-pay__prod p { flex: 1; min-width: 0; }
.tc-pay__prod b { display: block; font-size: 12px; font-weight: 700; color: var(--ink); }
.tc-pay__prod span { font-size: 10.5px; color: var(--mute); }
.tc-pay__prod em { font-size: 12px; font-style: normal; font-weight: 700; }
.is-col .tc-pay__label { margin-top: 12px; }
.tc-pay__radio { display: flex; gap: 14px; margin-top: 8px; color: var(--ink-2); }
.tc-pay__radio span::before { content: ""; display: inline-block; width: 10px; height: 10px; margin-right: 5px; border: 1.5px solid var(--line-2); border-radius: 50%; vertical-align: -1px; }
.tc-pay__radio .is-on::before { border-color: #03c75a; background: #03c75a; box-shadow: inset 0 0 0 2px #fff; }
.tc-pay__skel { display: grid; gap: 6px; margin-top: 12px; }
.tc-pay__skel i { height: 7px; border-radius: 4px; background: #eceef1; }
.tc-pay__skel i:first-child { width: 60%; }
.tc-pay__skel i:last-child { width: 85%; }
.is-col .tc-pay__btn { height: 38px; margin-top: 14px; }

/* IR: stock table + DART list */
.tc-ir { display: grid; gap: 14px; margin-top: 16px; padding: clamp(16px, 2.6cqi, 28px); border-radius: var(--sp-r); background: var(--sp-tint); }
.tc-ir__card { padding: clamp(18px, 2.6cqi, 28px); border-radius: 14px; background: #fff; }
.tc-ir__tit { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 4px 12px; padding-bottom: 12px; border-bottom: 2px solid var(--ink); font-size: 16px; font-weight: 800; letter-spacing: -.02em; }
.tc-ir__tit span { font-size: 12px; font-weight: 500; letter-spacing: 0; color: var(--mute); }
.tc-ir .is-up { color: #e5383b; }
.tc-ir .is-down { color: var(--brand); }
.tc-stock { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); }
.tc-stock__head { display: grid; grid-template-rows: 1fr auto; border-right: 1px solid var(--line); }
.tc-stock__now { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 20px; border-bottom: 1px solid var(--line); }
.tc-stock__now span { font-size: 13px; color: var(--mute); }
.tc-stock__now b { display: flex; align-items: center; gap: 10px; font-size: clamp(30px, 4.4cqi, 44px); font-weight: 800; letter-spacing: -.03em; font-variant-numeric: tabular-nums; }
.tc-stock__now i { width: 0; height: 0; border: 9px solid transparent; border-top: 0; border-bottom: 13px solid #e5383b; }
.tc-stock__sum { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); list-style: none; }
.tc-stock__sum li { display: grid; align-content: start; gap: 6px; padding: 16px 8px; text-align: center; }
.tc-stock__sum li + li { border-left: 1px solid var(--line); }
.tc-stock__sum span { font-size: 12px; color: var(--mute); }
.tc-stock__sum b { font-size: 14px; font-weight: 700; word-break: break-all; }
.tc-stock__sum small { font-size: 11px; font-weight: 500; }
.tc-stock__grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.tc-stock__grid > div { display: flex; justify-content: space-between; gap: 8px; padding: 11px 16px; border-bottom: 1px solid var(--line); font-size: 13px; }
.tc-stock__grid > div:nth-child(odd) { border-right: 1px solid var(--line); }
.tc-stock__grid dt { color: var(--mute); white-space: nowrap; }
.tc-stock__grid dd { font-weight: 600; font-variant-numeric: tabular-nums; }
.tc-dart { list-style: none; }
.tc-dart li { display: grid; grid-template-columns: 36px minmax(0, 1fr) auto; align-items: center; gap: 14px; padding: 12px 4px; border-bottom: 1px solid var(--line); font-size: 13px; }
.tc-dart span { text-align: center; color: var(--mute); }
.tc-dart b { overflow: hidden; font-weight: 500; color: var(--ink-2); white-space: nowrap; text-overflow: ellipsis; }
.tc-dart time { color: var(--mute); font-variant-numeric: tabular-nums; }

/* oil price widget */
.tc-oilx { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr); gap: 16px; margin-top: 28px; }
.tc-oilx .tc-flow { display: flex; align-items: center; justify-content: center; margin-top: 0; padding-inline: clamp(16px, 2cqi, 24px); }
.tc-oilx .tc-flow__row { width: 100%; }
.tc-oilx .tc-flow__node { --s: clamp(88px, 11cqi, 112px); }
.tc-oilx .tc-flow__link { flex-basis: clamp(90px, 14cqi, 150px); margin-inline: clamp(8px, 1.4cqi, 16px); }
.tc-oil { display: flex; flex-direction: column; padding: clamp(20px, 2.6cqi, 28px); border: 1px solid var(--line); border-radius: var(--sp-r); background: #fff; }
.tc-oil__head { display: flex; align-items: center; gap: 10px; }
.tc-oil__head svg { flex: none; width: 30px; height: 30px; fill: none; stroke: var(--brand); stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.tc-oil__tit { font-size: 20px; font-weight: 800; letter-spacing: -.03em; }
.tc-oil__date { margin-left: auto; font-size: 12px; color: var(--mute); white-space: nowrap; }
.tc-oil__tabs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 4px; margin-top: 16px; padding: 4px; border-radius: 999px; background: var(--sp-tint); }
.tc-oil__tabs button { height: 36px; border: 0; border-radius: 999px; background: none; font: inherit; font-size: 14px; font-weight: 600; color: var(--mute); cursor: pointer; transition: background-color .25s var(--ease), color .25s var(--ease); }
.tc-oil__tabs button:hover { color: var(--ink); }
.tc-oil__tabs [aria-selected="true"], .tc-oil__tabs [aria-selected="true"]:hover { background: var(--brand); color: #fff; box-shadow: 0 6px 14px rgba(26, 134, 218, .28); }
.tc-oil__tabs button:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; }
.tc-oil__cols { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 20px; }
.tc-oil__col { padding: 2px 12px; text-align: center; }
.tc-oil__col + .tc-oil__col { border-left: 1px solid var(--line); }
.tc-oil__area { font-size: 14px; font-weight: 600; color: var(--ink-2); }
.tc-oil__area small { font-size: 12px; font-weight: 500; color: var(--mute); }
.tc-oil__price { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: center; gap: 2px 8px; margin-top: 8px; }
.tc-oil__price b { font-size: clamp(26px, 3.2cqi, 34px); font-weight: 800; letter-spacing: -.03em; font-variant-numeric: tabular-nums; }
.tc-oil__price em { font-size: 13px; font-style: normal; font-weight: 700; }
.tc-oil .is-up { color: #e5383b; }
.tc-oil .is-down { color: var(--brand); }
.tc-oil__range { display: flex; flex-wrap: wrap; justify-content: center; gap: 2px 12px; margin-top: 10px; font-size: 12px; color: var(--mute); }
.tc-oil__range b { font-weight: 600; font-variant-numeric: tabular-nums; }
.tc-oil__range span:first-child b { color: var(--brand); }
.tc-oil__range span:last-child b { color: #e5383b; }
.tc-oil__note { margin-top: auto; padding-top: 18px; font-size: 12px; text-align: center; color: var(--mute); }

.tc-smsx { display: grid; grid-template-columns: minmax(0, 1fr) clamp(200px, 26cqi, 250px); gap: clamp(16px, 3cqi, 36px); align-items: stretch; margin-top: 16px; padding: clamp(24px, 4cqi, 48px); border-radius: var(--sp-r); background: linear-gradient(160deg, #e4ecf5 0%, #cfdcea 100%); }
.tc-smsx__web { overflow: hidden; border-radius: 10px; background: #fff; box-shadow: 0 2px 4px rgba(40, 64, 96, .08), 0 22px 44px rgba(40, 64, 96, .22); }
.tc-win__bar { display: flex; align-items: center; gap: 6px; height: 40px; padding: 0 12px; border-bottom: 1px solid #d4d6da; background: linear-gradient(#f4f4f5, #e7e8ea); }
.tc-win__dots { display: flex; gap: 6px; margin-right: 8px; }
.tc-win__dots i { width: 10px; height: 10px; border-radius: 50%; background: #ff5f57; }
.tc-win__dots i:nth-child(2) { background: #febc2e; }
.tc-win__dots i:nth-child(3) { background: #28c840; }
.tc-win__btn { flex: none; display: grid; place-items: center; width: 22px; height: 22px; border-radius: 5px; background: rgba(255, 255, 255, .75); box-shadow: inset 0 0 0 1px #d4d6da; color: #8a8f98; }
.tc-win__btn.is-side { width: 26px; margin-left: 8px; }
.tc-win__btn svg, .tc-win__addr svg { width: 14px; height: 14px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.tc-win__addr { display: flex; flex: 1 1 auto; align-items: center; gap: 6px; min-width: 0; max-width: 56%; height: 24px; margin: 0 auto; padding: 0 10px; border-radius: 5px; background: #fff; box-shadow: inset 0 0 0 1px #dcdee2; font-size: 11px; color: var(--mute); white-space: nowrap; overflow: hidden; }
.tc-win__addr svg { flex: none; width: 12px; height: 12px; color: #9aa0a9; }
.tc-win__btn.is-tool + .tc-win__btn.is-tool { margin-left: 2px; }
.tc-smsx__page { padding-bottom: 24px; }
.tc-smsx__hero { display: grid; justify-items: center; gap: 2px; padding: 22px 0 36px; background: var(--sp-blue); font-size: 12px; color: rgba(255, 255, 255, .78); }
.tc-smsx__hero b { font-family: var(--tc-en); font-size: 22px; font-weight: 800; letter-spacing: .08em; color: #fff; }
.tc-smsx__tabs { display: flex; width: calc(100% - 48px); margin: -18px auto 0; overflow: hidden; border: 1px solid var(--line); border-radius: 10px; background: #fff; list-style: none; }
.tc-smsx__tabs li { flex: 1; padding: 10px 4px; font-size: 12px; font-weight: 600; text-align: center; color: var(--mute); white-space: nowrap; }
.tc-smsx__tabs li + li { border-left: 1px solid var(--line); }
.tc-smsx__tabs .is-on { background: var(--ink); color: #fff; }
.tc-smsx__form { width: calc(100% - 48px); margin: 20px auto 0; border-top: 1px solid var(--ink); }
.tc-smsx__form > div { display: flex; align-items: center; gap: 12px; padding: 8px 0; border-bottom: 1px solid var(--line); }
.tc-smsx__form dt { flex: none; width: 64px; font-size: 12px; font-weight: 600; color: var(--ink-2); }
.tc-smsx__form dd { display: flex; gap: 6px; min-width: 0; }
.tc-smsx__form dd span { width: 150px; min-width: 0; padding: 6px 10px; border: 1px solid var(--line); border-radius: 6px; font-size: 12px; color: var(--ink-2); white-space: nowrap; overflow: hidden; }
.tc-smsx__form dd em { flex: none; padding: 6px 10px; border-radius: 6px; background: var(--sp-tint); font-size: 11px; font-style: normal; font-weight: 600; color: var(--mute); }
.tc-smsx__submit { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 14px; margin-top: 20px; padding: 0 16px; }
.tc-smsx__btn { padding: 10px 28px; border-radius: 8px; background: var(--brand); font-size: 13px; font-weight: 700; color: #fff; }
.tc-smsx__tip { position: relative; padding: 8px 14px; border-radius: 10px; background: var(--ink); font-size: 12px; font-weight: 600; color: #fff; }
.tc-smsx__tip::before { content: ""; position: absolute; left: -4px; top: 50%; width: 10px; height: 10px; border-radius: 2px; background: inherit; transform: translateY(-50%) rotate(45deg); }
.tc-smsx__phone { position: relative; display: flex; flex-direction: column; padding: 7px; border-radius: 38px; background: linear-gradient(145deg, #fff 0%, #f1f3f6 55%, #e3e7ec 100%); box-shadow: inset 0 0 0 1px #d9dde3, inset 0 0 0 3px #fff, 0 2px 4px rgba(40, 64, 96, .08), 0 30px 40px -18px rgba(40, 64, 96, .38); }
.tc-smsx__phone::before { content: ""; position: absolute; left: 50%; top: 13px; z-index: 1; width: 44px; height: 4px; border-radius: 4px; background: #dfe2e7; transform: translateX(-50%); }
.tc-smsx__phone::after { content: ""; position: absolute; left: calc(50% + 32px); top: 12px; z-index: 1; width: 6px; height: 6px; border-radius: 50%; background: #dfe2e7; }
.tc-smsx__screen { display: flex; flex: 1 1 auto; flex-direction: column; min-height: 380px; padding: 34px 16px 20px; border-radius: 31px; background: #fff; box-shadow: inset 0 0 0 1px #e6e9ed; }
.tc-smsx__from { display: flex; align-items: center; gap: 8px; padding-bottom: 12px; border-bottom: 1px solid var(--line); font-size: 15px; font-weight: 700; letter-spacing: -.01em; }
.tc-smsx__from i { width: 24px; height: 24px; border-radius: 50%; background: var(--brand); }
.tc-smsx__date { margin-top: 14px; font-size: 11px; text-align: center; color: var(--mute); }
.tc-smsx__msg { align-self: flex-start; max-width: 94%; margin-top: 12px; padding: 14px; border-radius: 4px 16px 16px 16px; background: var(--brand-soft); font-size: 13px; line-height: 1.6; color: var(--ink-2); word-break: keep-all; }
.tc-smsx__time { margin-top: 6px; font-size: 11px; color: var(--mute); }

@container (max-width: 620px) {
  .tc-flow__row, .tc-flow__hub { flex-direction: column; }
  .tc-flow__hub { padding: 18px 16px; border-radius: 40px; }
  .tc-flow__node { --s: 112px; }
  .tc-flow__hub .tc-flow__node { --s: 104px; }
  .tc-flow__arrow, .tc-flow__hub .tc-flow__arrow { flex: none; width: 2px; height: 40px; min-width: 0; margin: 12px 0; }
  .tc-flow__arrow::after { right: auto; left: 50%; top: auto; bottom: 0; transform: translateX(-50%) rotate(135deg); }
  .tc-flow__arrow em { left: 14px; bottom: 50%; transform: translateY(50%); }
  .tc-flow__telco { --t: 56px; }
  .tc-smsx { grid-template-columns: 1fr; }
  .tc-smsx__phone { justify-self: center; width: min(260px, 100%); }
  .tc-smsx__screen { min-height: 0; }
  .tc-smsx__tabs li:nth-child(n+3) { display: none; }
  .tc-win__btn.is-side, .tc-win__btn.is-tool { display: none; }
  .tc-win__addr { max-width: none; margin-left: 4px; }
  .tc-flow__link { flex: none; grid-template-columns: auto auto; gap: 28px; margin: 14px 0; }
  .tc-flow__link em { display: flex; align-items: center; height: 52px; padding: 0 0 0 10px; border-bottom: 0; border-left: 2px solid var(--brand); }
  .tc-flow__link em::after { right: auto; left: -5px; bottom: 0; transform: rotate(135deg); }
  .tc-flow__link .is-back { border-left-color: var(--ink-2); }
  .tc-flow__link .is-back::after { left: -5px; top: 0; bottom: auto; transform: rotate(-45deg); }
  .tc-flow__row.is-pair .tc-flow__hub { flex-direction: row; }
  .tc-flow__hub > .tc-flow__node + .tc-flow__node { margin-left: 10px; }
  .tc-flow__cards { grid-template-columns: repeat(2, auto); }
  .tc-flow__cards i { display: none; }
  .tc-stock { grid-template-columns: 1fr; }
  .tc-stock__head { border-right: 0; border-bottom: 1px solid var(--line); }
  .tc-stock__grid > div { padding: 10px 8px; font-size: 12px; }
  .tc-dart li { grid-template-columns: minmax(0, 1fr) auto; gap: 10px; }
  .tc-dart span { display: none; }
}
@container (max-width: 760px) {
  .tc-shop__stage { grid-template-columns: minmax(0, 1fr); }
  .tc-shop__go { justify-self: center; width: 2px; height: 28px; }
  .tc-shop__go::after { right: auto; left: 50%; top: auto; bottom: 0; transform: translateX(-50%) rotate(135deg); }
  .tc-oilx { grid-template-columns: minmax(0, 1fr); }
  .tc-oilx .tc-flow__node { --s: 104px; }
}
@container (max-width: 460px) {
  .tc-pay__body { grid-template-columns: minmax(0, 1fr); }
  .tc-pay__side { border-left: 0; border-top: 1px solid var(--line); }
  .tc-pay__nav span:not(:first-child) { display: none; }
  .tc-oil__cols { grid-template-columns: minmax(0, 1fr); gap: 16px; }
  .tc-oil__col + .tc-oil__col { padding-top: 16px; border-left: 0; border-top: 1px solid var(--line); }
  .tc-stock__sum { grid-template-columns: minmax(0, 1fr); }
  .tc-stock__sum li { display: flex; align-items: baseline; justify-content: space-between; padding: 10px 8px; text-align: left; }
  .tc-stock__sum li + li { border-left: 0; border-top: 1px solid var(--line); }
  .tc-stock__grid { grid-template-columns: minmax(0, 1fr); }
  .tc-stock__grid > div:nth-child(odd) { border-right: 0; }
}

/* map vendors */
.tc-map { display: grid; grid-template-columns: minmax(0, 1fr); gap: 12px; margin-top: 28px; list-style: none; }
.tc-map > li { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.9fr); grid-template-rows: auto 1fr; grid-template-areas: "name img" "list img"; column-gap: clamp(24px, 3vw, 48px); align-items: start; padding: clamp(22px, 2.4vw, 32px); border-radius: var(--sp-r); background: var(--sp-tint); }
.tc-map__img { grid-area: img; display: block; width: 100%; height: auto; aspect-ratio: 980 / 450; border-radius: var(--sp-r-sm); object-fit: cover; background: #e9ecef; box-shadow: 0 0 0 1px var(--line), 0 10px 24px rgba(17, 19, 24, .06); }
.tc-map__name { grid-area: name; display: flex; align-items: center; gap: 10px; padding-top: 6px; font-size: 22px; font-weight: 700; letter-spacing: -.03em; }
.tc-map > li > .tc-check { grid-area: list; }
.tc-map__name i { width: 12px; height: 12px; border-radius: 50%; }
.tc-map__name .is-naver { background: #03c75a; }
.tc-map__name .is-kakao { background: #fee500; box-shadow: inset 0 0 0 1px rgba(0, 0, 0, .12); }
.tc-map__name .is-google { background: #4285f4; }
.tc-map .tc-check { margin-top: 14px; gap: 6px; }
.tc-map .tc-check li { font-size: 15px; }
.tc-map .tc-check li::before { top: .42em; width: 7px; height: 7px; margin-left: 6px; background: var(--line-2); }

.tc-shots { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-top: 16px; }
.tc-shot { padding: 12px 12px 18px; border-radius: var(--sp-r); background: var(--sp-tint); }
.tc-shot img { display: block; width: 100%; height: auto; border-radius: var(--sp-r-sm); box-shadow: 0 0 0 1px var(--line); }
.tc-shot figcaption { margin-top: 14px; padding: 0 6px; font-size: 14px; line-height: 1.6; color: var(--mute); word-break: keep-all; }
.tc-shot figcaption b { display: block; font-size: 16px; font-weight: 700; letter-spacing: -.02em; color: var(--ink); }

.tc-mapdemo { margin-top: 36px; padding-top: 32px; border-top: 1px solid var(--line); }
.tc-mapdemo__tit { font-size: 20px; font-weight: 700; letter-spacing: -.03em; }
.tc-mapdemo__desc { margin-top: 8px; font-size: 16px; line-height: 1.7; color: var(--ink-2); }
.tc-mapdemo__grid { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); gap: 16px; margin-top: 20px; }
.tc-mapdemo__map { position: relative; min-height: 380px; overflow: hidden; border-radius: var(--sp-r); background: var(--sp-tint); box-shadow: 0 0 0 1px var(--line); }
.tc-mapdemo__map .root_daum_roughmap { position: absolute !important; inset: 0; width: 100% !important; height: 100% !important; }
.tc-mapdemo__map .root_daum_roughmap .wrap_map { height: 100% !important; }
.tc-mapdemo__map .root_daum_roughmap > .cont { display: none !important; }
.tc-mapdemo__fallback { display: none; }
.tc-mapdemo__map.is-fallback .tc-mapdemo__fallback { position: absolute; inset: 0; display: block; }
.tc-mapdemo__fallback img { width: 100%; height: 100%; object-fit: cover; }
.tc-mapdemo__info { display: flex; flex-direction: column; padding: clamp(24px, 2.6vw, 34px); border-radius: var(--sp-r); background: var(--sp-dark); color: #fff; word-break: keep-all; }
.tc-mapdemo__en { font-family: var(--tc-en); font-size: 15px; font-weight: 700; color: var(--brand-light); }
.tc-mapdemo__name { margin-top: 10px; font-size: 20px; font-weight: 700; letter-spacing: -.03em; }
.tc-mapdemo__addr { margin-top: 8px; font-size: 15px; line-height: 1.65; color: rgba(255, 255, 255, .75); }
.tc-mapdemo__info .tc-check { margin-top: auto; padding-top: 24px; }
.tc-mapdemo__info .tc-check li { font-size: 14px; color: rgba(255, 255, 255, .82); }

/* other api cards */
.tc-apis { display: grid; grid-template-columns: minmax(0, 1fr); gap: 20px; }
.tc-api { display: flex; flex-direction: column; align-items: flex-start; padding: clamp(28px, 2.8vw, 44px); border: 1px solid var(--line); border-radius: var(--sp-r-lg); background: #fff; word-break: keep-all; transition: border-color .3s var(--ease), box-shadow .3s var(--ease), transform .3s var(--ease); }
.tc-api:hover { border-color: var(--brand); box-shadow: 0 16px 40px rgba(26, 134, 218, .12); transform: translateY(-4px); }
.tc-api__title { margin-top: 20px; font-size: clamp(21px, 1.5vw, 26px); font-weight: 700; letter-spacing: -.03em; }
.tc-api__desc { margin-top: 10px; font-size: 16px; line-height: 1.75; color: var(--mute); }
.tc-api__desc + .tc-api__desc { margin-top: 8px; }

/* video */
.tc-block--dark { border-color: transparent; background: var(--sp-dark); color: #fff; }
.tc-block--dark .tc-check li { color: rgba(255, 255, 255, .82); }
.tc-steps { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin-top: 24px; list-style: none; }
.tc-steps li { padding: 24px 22px; border-radius: var(--sp-r); background: var(--sp-tint); font-size: 16px; line-height: 1.65; color: var(--ink-2); }
.tc-steps span { display: block; margin-bottom: 12px; font-family: var(--tc-en); font-size: 26px; font-weight: 800; letter-spacing: -.03em; line-height: 1; color: var(--brand); }

.tc-split { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: clamp(24px, 3vw, 48px); align-items: center; margin-top: 24px; }
.tc-split .tc-check { margin-top: 0; }

.tc-videos { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin-top: 32px; }
.tc-video { margin-top: 22px; }
.tc-videos .tc-video { margin-top: 0; }
.tc-video video { display: block; width: 100%; height: auto; border-radius: var(--sp-r-sm); background: var(--dark); box-shadow: 0 0 0 1px var(--line); }
.tc-block--dark .tc-video video { box-shadow: 0 0 0 1px rgba(255, 255, 255, .1); }
.tc-video figcaption { display: flex; flex-wrap: wrap; align-items: baseline; gap: 2px 10px; margin-top: 12px; font-size: 14px; line-height: 1.55; color: var(--mute); word-break: keep-all; }
.tc-video figcaption b { font-size: 15px; font-weight: 700; color: var(--ink); }
.tc-block--dark .tc-video figcaption { color: rgba(255, 255, 255, .6); }
.tc-block--dark .tc-video figcaption b { color: #fff; }

.tc-duo { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.tc-duo > .tc-block { margin-top: 0; }

/* editor · e-book */
.tc-tool { display: flex; flex-direction: column; padding: clamp(32px, 3.4vw, 52px); border-radius: var(--sp-r-lg); background: var(--sp-tint); word-break: keep-all; }
.tc-tool__en { font-family: var(--tc-en); font-size: 20px; font-weight: 700; letter-spacing: -.02em; color: var(--brand); }
.tc-tool__title { margin-top: 4px; font-size: clamp(22px, 1.7vw, 30px); font-weight: 700; letter-spacing: -.03em; }
.tc-tool .tc-check li::before { background-color: var(--ink); }
.tc-tool__btn { align-self: flex-start; margin-top: auto; }
.tc-tool .tc-check { margin-bottom: 32px; }
.tc-tool .btn--line { background: #fff; }
.tc-tool .btn--line:hover { background: var(--ink); }

/* seo */
.tc-seo { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 2px solid var(--ink); list-style: none; }
.tc-seo li { padding: 30px 28px 34px; border-bottom: 1px solid var(--line); word-break: keep-all; }
.tc-seo li:not(:nth-child(3n)) { border-right: 1px solid var(--line); }
.tc-seo__no { font-family: var(--tc-en); font-size: 28px; font-weight: 800; letter-spacing: -.03em; line-height: 1; color: var(--brand); }
.tc-seo h3 { margin-top: 18px; font-size: 20px; font-weight: 700; letter-spacing: -.03em; }
.tc-seo p { margin-top: 8px; font-size: 16px; line-height: 1.7; color: var(--mute); }
.tc-rank { display: flex; align-items: center; justify-content: space-between; gap: 24px; margin-top: 32px; padding: clamp(28px, 3vw, 44px) clamp(28px, 3.4vw, 56px); border-radius: var(--sp-r-lg); background: var(--sp-blue); box-shadow: var(--sp-blue-shadow); color: #fff; word-break: keep-all; }
.tc-rank__txt { font-size: clamp(20px, 1.5vw, 26px); font-weight: 600; line-height: 1.55; letter-spacing: -.03em; }
.tc-rank__txt strong { font-weight: 800; }
.tc-rank__txt em { padding: 0 .2em; border-radius: 6px; background: rgba(255, 255, 255, .2); font-style: normal; font-weight: 800; }

/* serp mockups */
.tc-serp { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; margin-top: 32px; }
.tc-serp__card { display: flex; flex-direction: column; padding: clamp(20px, 2.2vw, 32px); border-radius: var(--sp-r-lg); background: var(--sp-tint); }
.tc-serp__cap { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; font-size: 15px; font-weight: 600; color: var(--mute); }
.tc-serp__cap b { font-family: var(--tc-en); font-size: 22px; font-weight: 900; letter-spacing: -.02em; }
.is-naver .tc-serp__cap b { letter-spacing: .02em; color: #03c75a; }
.is-google .tc-serp__cap b span:nth-child(1), .is-google .tc-serp__cap b span:nth-child(4) { color: #4285f4; }
.is-google .tc-serp__cap b span:nth-child(2), .is-google .tc-serp__cap b span:nth-child(6) { color: #ea4335; }
.is-google .tc-serp__cap b span:nth-child(3) { color: #fbbc05; }
.is-google .tc-serp__cap b span:nth-child(5) { color: #34a853; }
.tc-serp__win { flex: 1; padding: 18px; border-radius: 16px; background: #fff; box-shadow: 0 18px 40px rgba(17, 19, 24, .06); }
.tc-serp__search { display: flex; align-items: center; gap: 10px; height: 44px; padding: 0 14px; border: 2px solid #03c75a; border-radius: 10px; font-size: 15px; font-weight: 600; }
.is-google .tc-serp__search { justify-content: space-between; padding: 0 18px; border: 1px solid var(--line-2); border-radius: 999px; box-shadow: 0 2px 8px rgba(17, 19, 24, .06); }
.tc-serp__search svg { width: 18px; fill: none; stroke: #4285f4; stroke-width: 2.2; stroke-linecap: round; }
.tc-serp__n { display: grid; place-items: center; width: 22px; height: 22px; border-radius: 5px; background: #03c75a; font-size: 13px; font-style: normal; font-weight: 900; color: #fff; }
.tc-serp__tabs { display: flex; gap: 16px; margin-top: 14px; padding: 0 4px 10px; overflow: hidden; border-bottom: 1px solid var(--line); list-style: none; font-size: 12px; color: var(--mute); white-space: nowrap; }
.tc-serp__tabs .is-on { font-weight: 700; color: var(--ink); text-decoration: underline 2px; text-underline-offset: 12px; }
.tc-serp__hit { position: relative; margin-top: 20px; padding: 18px; border: 2px solid var(--brand); border-radius: 12px; background: #fff; box-shadow: 0 12px 30px rgba(26, 134, 218, .14); word-break: keep-all; }
.tc-serp__badge { position: absolute; right: 12px; top: -12px; padding: 4px 10px; border-radius: 999px; background: var(--brand); font-size: 11px; font-weight: 700; color: #fff; }
.tc-serp__url { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--mute); }
.tc-serp__url i { display: grid; place-items: center; width: 20px; height: 20px; border-radius: 50%; background: var(--brand-soft); font-size: 10px; font-style: normal; font-weight: 900; color: var(--brand-deep); }
.tc-serp__title { margin-top: 8px; font-size: 16px; font-weight: 700; line-height: 1.45; letter-spacing: -.02em; color: var(--brand-deep); }
.tc-serp__title mark { padding: 0 2px; background: none; box-shadow: inset 0 -.42em 0 rgba(26, 134, 218, .18); color: inherit; }
.tc-serp__links { margin-top: 4px; font-size: 12px; color: var(--brand); }
.tc-serp__desc { display: -webkit-box; margin-top: 6px; overflow: hidden; font-size: 13px; line-height: 1.6; color: var(--mute); -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.tc-serp__skel { display: grid; gap: 8px; margin-top: 20px; padding: 0 4px; }
.tc-serp__skel i { height: 8px; border-radius: 4px; background: #eceef1; }
.tc-serp__skel i:nth-of-type(1) { width: 36%; }
.tc-serp__skel i:nth-of-type(2) { width: 70%; height: 11px; background: #e2e5e9; }
.tc-serp__skel i:nth-of-type(3) { width: 92%; }
.tc-serp__skel em { font-size: 11px; font-style: normal; font-weight: 700; color: var(--ink-2); }

/* ai · search: text beside a mockup window, each mockup sized by its own width (cqi) */
.tc-ai__split { align-items: center; }
.tc-ai__btn { margin-top: 28px; }
.tc-ai__btns { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.tc-ai__sub { margin-top: 32px; padding-top: 24px; border-top: 1px solid var(--line); font-size: 18px; font-weight: 700; letter-spacing: -.03em; }
.tc-block__desc + .tc-ai__sub { margin-top: 24px; padding-top: 0; border-top: 0; }
.tc-ai__sub + .tc-check { margin-top: 14px; }
.tc-ai__sub + .tc-ai__split { margin-top: 16px; }
.tc-ai__split .tc-video { margin-top: 0; }
.tc-block--dark .tc-ai__light { color: rgba(255, 255, 255, .75); }
.tc-mock { container-type: inline-size; padding: clamp(20px, 3vw, 36px); border-radius: var(--sp-r); background: linear-gradient(160deg, #e4ecf5 0%, #cfdcea 100%); }
.tc-mock.is-dark { background: linear-gradient(160deg, rgba(255, 255, 255, .1) 0%, rgba(255, 255, 255, .03) 100%); box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .08); }
.tc-mock__win { overflow: hidden; border-radius: 12px; background: #fff; box-shadow: 0 2px 4px rgba(40, 64, 96, .08), 0 22px 44px rgba(40, 64, 96, .2); font-size: 13px; color: var(--ink); word-break: keep-all; }

.tc-nls__q { display: flex; align-items: center; gap: 10px; height: 50px; margin: 16px 16px 0; padding: 0 7px 0 16px; border: 2px solid var(--brand); border-radius: 999px; box-shadow: 0 6px 16px rgba(26, 134, 218, .14); }
.tc-nls__q svg { flex: none; width: 18px; height: 18px; fill: none; stroke: var(--brand); stroke-width: 2.2; stroke-linecap: round; }
.tc-nls__q span { flex: 1; min-width: 0; overflow: hidden; font-size: 14px; font-weight: 600; white-space: nowrap; text-overflow: ellipsis; }
.tc-nls__q em { flex: none; display: grid; place-items: center; height: 34px; padding: 0 14px; border-radius: 999px; background: var(--brand); font-size: 12px; font-style: normal; font-weight: 800; letter-spacing: .04em; color: #fff; }
.tc-nls__meta { margin: 14px 18px 0; font-size: 12px; color: var(--mute); }
.tc-nls__meta b { font-weight: 700; color: var(--brand); }
.tc-nls__list { margin: 6px 16px 14px; list-style: none; }
.tc-nls__list li { display: grid; grid-template-columns: 40px minmax(0, 1fr) 72px; align-items: center; gap: 12px; padding: 10px 2px; border-top: 1px solid var(--line); }
.tc-nls__list li:first-child { border-top: 0; }
.tc-nls__list i { width: 40px; height: 40px; border-radius: 8px; background: var(--sp-tint); }
.tc-nls__list li:first-child i { background: var(--brand-soft); }
.tc-nls__list b, .tc-nls__list span { display: block; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.tc-nls__list b { font-size: 13px; font-weight: 700; }
.tc-nls__list span { margin-top: 2px; font-size: 11.5px; color: var(--mute); }
.tc-nls__list em { position: relative; padding-bottom: 9px; font-size: 13px; font-style: normal; font-weight: 800; text-align: right; color: var(--brand); font-variant-numeric: tabular-nums; }
.tc-nls__list em::before, .tc-nls__list em::after { content: ""; position: absolute; left: 0; bottom: 0; height: 4px; border-radius: 2px; }
.tc-nls__list em::before { right: 0; background: var(--sp-tint); }
.tc-nls__list em::after { width: var(--v); background: var(--brand); }

.tc-usch { padding: 16px 16px 18px; }
.tc-usch__bar { display: flex; align-items: center; justify-content: space-between; height: 44px; padding: 0 6px 0 16px; border: 2px solid var(--ink); border-radius: 10px; font-size: 14px; font-weight: 700; }
.tc-usch__bar i { display: grid; place-items: center; height: 30px; padding: 0 14px; border-radius: 6px; background: var(--ink); font-size: 12px; font-style: normal; color: #fff; }
.tc-usch__tabs { display: flex; gap: 6px; margin-top: 12px; overflow: hidden; list-style: none; }
.tc-usch__tabs li { flex: none; padding: 6px 12px; border-radius: 999px; background: var(--sp-tint); font-size: 12px; font-weight: 600; color: var(--mute); white-space: nowrap; }
.tc-usch__tabs b { margin-left: 2px; font-weight: 800; color: var(--ink-2); }
.tc-usch__tabs .is-on, .tc-usch__tabs .is-on b { background: var(--brand); color: #fff; }
.tc-usch__grp { margin-top: 14px; }
.tc-usch__cat { display: flex; justify-content: space-between; padding-bottom: 6px; border-bottom: 1px solid var(--ink); font-size: 12px; font-weight: 800; }
.tc-usch__cat span { font-weight: 500; color: var(--mute); }
.tc-usch__hit { padding: 8px 2px 0; }
.tc-usch__hit b, .tc-usch__hit span { display: block; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.tc-usch__hit b { font-size: 13px; font-weight: 700; color: var(--brand-deep); }
.tc-usch__hit span { margin-top: 2px; font-size: 11.5px; color: var(--mute); }
.tc-usch mark { background: none; box-shadow: inset 0 -.42em 0 rgba(26, 134, 218, .2); color: inherit; }

.tc-aied__tool { display: flex; align-items: center; gap: 4px; height: 46px; padding: 0 10px; border-bottom: 1px solid var(--line); background: #fafbfc; }
.tc-aied__tool > span { display: grid; place-items: center; width: 28px; height: 28px; border-radius: 6px; font-size: 13px; color: var(--ink-2); }
.tc-aied__tool > .is-line::before { content: ""; width: 14px; height: 10px; background: linear-gradient(currentColor 0 0) 0 0 / 100% 2px no-repeat, linear-gradient(currentColor 0 0) 0 50% / 70% 2px no-repeat, linear-gradient(currentColor 0 0) 0 100% / 100% 2px no-repeat; }
.tc-aied__tool > em { width: 1px; height: 18px; margin: 0 4px; background: var(--line-2); }
.tc-aied__tool > .tc-aied__ai { display: flex; gap: 6px; width: auto; height: 30px; margin-left: auto; padding: 0 12px; background: var(--brand); font-size: 12px; font-weight: 700; color: #fff; white-space: nowrap; box-shadow: 0 0 0 4px rgba(26, 134, 218, .2); }
.tc-aied__ai svg { flex: none; width: 14px; height: 14px; fill: currentColor; }
.tc-aied__body { display: grid; grid-template-columns: minmax(0, 1fr) 150px; grid-template-rows: auto auto auto 1fr; gap: 0 16px; align-items: start; padding: 18px 16px 22px; }
.tc-aied__body > :not(.tc-aied__menu) { grid-column: 1; }
.tc-aied__h { font-size: 16px; font-weight: 800; }
.tc-aied__sel { margin-top: 10px; padding: 6px 8px; border-radius: 6px; background: rgba(26, 134, 218, .14); box-shadow: inset 2px 0 0 var(--brand); font-size: 13px; line-height: 1.75; color: var(--ink-2); }
.tc-aied__menu { grid-column: 2; grid-row: 1 / -1; padding: 6px; border-radius: 10px; background: #fff; box-shadow: 0 0 0 1px var(--line), 0 16px 32px rgba(17, 19, 24, .14); list-style: none; }
.tc-aied__menu li { padding: 7px 10px; border-radius: 6px; font-size: 12px; color: var(--ink-2); white-space: nowrap; }
.tc-aied__menu .is-on { background: var(--brand-soft); font-weight: 700; color: var(--brand-deep); }


.tc-chat__bar { display: flex; align-items: center; gap: 10px; height: 52px; padding: 0 16px; background: var(--brand); color: #fff; }
.tc-chat__bar img { width: 32px; height: 32px; border-radius: 50%; background: #fff; object-fit: cover; }
.tc-chat__bar b { font-size: 14px; font-weight: 700; }
.tc-chat__bar em { display: flex; align-items: center; gap: 5px; margin-left: auto; font-size: 11.5px; font-style: normal; opacity: .9; }
.tc-chat__bar em::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: #5ef0a0; }
.tc-chat__body { display: flex; flex-direction: column; gap: 8px; padding: 18px 16px 20px; background: #f4f7fb; }
.tc-chat__me { align-self: flex-end; max-width: 80%; padding: 10px 14px; border-radius: 16px 4px 16px 16px; background: var(--ink); line-height: 1.55; color: #fff; }
.tc-chat__bot { align-self: flex-start; max-width: 88%; padding: 12px 14px; border-radius: 4px 16px 16px 16px; background: #fff; box-shadow: 0 0 0 1px var(--line); line-height: 1.65; color: var(--ink-2); }
.tc-chat__src { align-self: flex-start; margin-top: -2px; padding: 4px 10px; border-radius: 999px; background: var(--brand-soft); font-size: 11px; font-weight: 600; color: var(--brand-deep); }
.tc-chat__src + .tc-chat__me { margin-top: 8px; }

.tc-adm { display: grid; grid-template-columns: 120px minmax(0, 1fr); min-height: 300px; }
.tc-adm__side { padding: 14px 10px; background: var(--ink); color: rgba(255, 255, 255, .7); }
.tc-adm__logo { padding: 0 8px 12px; font-family: var(--tc-en); font-size: 13px; font-weight: 800; letter-spacing: .08em; color: #fff; }
.tc-adm__side ul { display: grid; gap: 2px; list-style: none; }
.tc-adm__side li { padding: 7px 8px; border-radius: 6px; font-size: 11.5px; white-space: nowrap; }
.tc-adm__side .is-on { background: var(--brand); font-weight: 700; color: #fff; }
.tc-adm__main { display: flex; flex-direction: column; min-width: 0; background: #f4f7fb; }
.tc-adm__top { display: flex; align-items: center; justify-content: space-between; gap: 10px; height: 44px; padding: 0 14px; border-bottom: 1px solid var(--line); background: #fff; }
.tc-adm__top b { font-size: 13px; font-weight: 800; }
.tc-adm__dev { display: flex; gap: 2px; padding: 3px; border-radius: 999px; background: var(--sp-tint); }
.tc-adm__dev i { padding: 3px 9px; border-radius: 999px; font-size: 10.5px; font-style: normal; font-weight: 600; color: var(--mute); white-space: nowrap; }
.tc-adm__dev .is-on { background: #fff; color: var(--ink); box-shadow: 0 1px 3px rgba(17, 19, 24, .12); }
.tc-adm__body { display: grid; flex: 1; grid-template-columns: minmax(0, 1fr) 150px; gap: 12px; padding: 14px; }
.tc-adm__canvas { display: grid; align-content: start; gap: 8px; padding: 10px; border-radius: 8px; background: #fff; box-shadow: 0 0 0 1px var(--line); }
.tc-adm__sec { display: grid; place-items: center; height: 44px; border-radius: 6px; background: var(--sp-tint); font-size: 11.5px; font-weight: 600; color: var(--mute); }
.tc-adm__sec.is-hero { height: 64px; background: linear-gradient(135deg, #1b2433 0%, var(--brand-deep) 100%); color: rgba(255, 255, 255, .85); }
.tc-adm__sec.is-new { border: 2px dashed var(--brand); background: var(--brand-soft); font-weight: 700; color: var(--brand-deep); }
.tc-adm__chat { display: flex; flex-direction: column; gap: 8px; padding: 10px; border-radius: 8px; background: #fff; box-shadow: 0 0 0 1px var(--line); }
.tc-adm__label { font-size: 11px; font-weight: 800; letter-spacing: .02em; color: var(--brand); }
.tc-adm__me, .tc-adm__bot { padding: 8px 10px; font-size: 11.5px; line-height: 1.55; }
.tc-adm__me { align-self: flex-end; border-radius: 12px 4px 12px 12px; background: var(--ink); color: #fff; }
.tc-adm__bot { border-radius: 4px 12px 12px 12px; background: var(--sp-tint); color: var(--ink-2); }
.tc-adm__apply { display: grid; place-items: center; height: 30px; margin-top: auto; border-radius: 6px; background: var(--brand); font-size: 11.5px; font-weight: 700; color: #fff; }

@container (max-width: 460px) {
  .tc-adm { grid-template-columns: minmax(0, 1fr); }
  .tc-adm__side { display: none; }
}
@container (max-width: 380px) {
  .tc-adm__body { grid-template-columns: minmax(0, 1fr); }
}
@container (max-width: 460px) {
  .tc-aied__body { grid-template-columns: minmax(0, 1fr) 128px; gap: 0 12px; }
  .tc-nls__list li { grid-template-columns: 32px minmax(0, 1fr) 52px; gap: 10px; }
  .tc-nls__list i { width: 32px; height: 32px; }
}
@container (max-width: 380px) {
  .tc-aied__body { grid-template-columns: minmax(0, 1fr); }
  .tc-aied__menu { grid-column: 1; grid-row: auto; margin-top: 14px; }
}

/* zoom */
.tc-zoom { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: clamp(28px, 4vw, 64px); align-items: end; padding: clamp(28px, 3vw, 48px); border: 1px solid var(--line); border-radius: var(--sp-r-lg); }
.tc-zoom__list { list-style: none; border-top: 1px solid var(--ink); }
.tc-zoom__list li { display: flex; align-items: baseline; gap: 20px; padding: 18px 4px; border-bottom: 1px solid var(--line); font-size: 17px; line-height: 1.65; color: var(--ink-2); word-break: keep-all; }
.tc-zoom__list span { flex: none; font-family: var(--tc-en); font-size: 20px; font-weight: 800; letter-spacing: -.02em; line-height: 1; color: var(--brand); }
.tc-zoom__btns { display: grid; gap: 10px; }

/* buttons */
.tc-btn--white { flex: none; background: #fff; color: var(--brand-deep); }
.tc-btn--white:hover { background: var(--ink); color: #fff; }
.tc-btn--ghost { border: 1px solid rgba(255, 255, 255, .45); color: #fff; }
.tc-btn--ghost:hover { border-color: #fff; background: #fff; color: var(--ink); }

/* consult: hero-scale display type, then the whole form on one ruled line */
.tc-ask__head { display: grid; justify-items: center; text-align: center; word-break: keep-all; }
.tc-ask__en { display: flex; align-items: flex-end; gap: .08em; font-family: var(--tc-en); font-size: clamp(64px, 8vw, 160px); font-weight: 800; line-height: .95; letter-spacing: -.055em; color: var(--ink); }
.tc-ask__en i { flex: none; width: .16em; height: .16em; margin-bottom: .12em; background: var(--brand); transform: rotate(45deg); }
.tc-ask__title { margin-top: clamp(24px, 2.4vw, 40px); font-size: clamp(22px, 1.8vw, 32px); font-weight: 700; letter-spacing: -.035em; color: var(--ink); }
.tc-ask__lead { margin-top: 12px; font-size: 18px; line-height: 1.7; color: var(--mute); }
.tc-ask__form { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) auto auto; gap: 24px clamp(24px, 3vw, 56px); align-items: end; margin-top: clamp(56px, 5.6vw, 96px); padding-top: clamp(32px, 3vw, 48px); border-top: 2px solid var(--ink); }
.tc-ask__field label { display: block; font-family: var(--tc-en); font-size: 14px; font-weight: 700; letter-spacing: .06em; color: var(--mute); }
.tc-ask__field input { width: 100%; height: 72px; padding: 0; border: 0; border-bottom: 2px solid var(--line-2); border-radius: 0; background: none; font-size: clamp(22px, 1.7vw, 30px); font-weight: 700; letter-spacing: -.03em; color: var(--ink); transition: border-color .3s var(--ease); }
.tc-ask__field input::placeholder { font-weight: 500; color: #b4bac2; }
.tc-ask__field input:focus { outline: 0; border-bottom-color: var(--brand); }
.tc-ask__agree { display: grid; gap: 6px; padding-bottom: 14px; font-size: 15px; }
.tc-ask__agree label { display: flex; align-items: center; gap: 8px; cursor: pointer; white-space: nowrap; }
.tc-ask__agree input { width: 18px; height: 18px; accent-color: var(--brand); }
.tc-ask__view { justify-self: start; font-size: 14px; color: var(--mute); text-decoration: underline; text-underline-offset: 3px; }
.tc-ask__submit { display: grid; place-items: center; align-content: center; gap: 6px; width: clamp(112px, 8vw, 136px); aspect-ratio: 1; border-radius: 50%; background: var(--ink); font-size: 16px; font-weight: 700; color: #fff; transition: background-color .3s var(--ease), transform .3s var(--ease); }
.tc-ask__submit:hover { background: var(--brand); transform: rotate(-8deg); }
.tc-ask__submit svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.tc-ask__form .quick__msg { grid-column: 1 / -1; margin-top: -8px; min-height: 0; }
.tc-ask__info { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px 40px; margin-top: clamp(40px, 4vw, 64px); list-style: none; font-size: 16px; color: var(--ink-2); }
.tc-ask__info li { display: flex; align-items: center; gap: 12px; }
.tc-ask__info b { font-weight: 700; color: var(--ink); }
.tc-ask__info a { font-weight: 600; }
.tc-ask__more { display: inline-flex; align-items: center; gap: 6px; color: var(--brand); }
.tc-ask__more svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
@media (max-width: 1100px) {
  .tc-ask__form { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tc-ask__agree { grid-column: 1; align-self: center; padding-bottom: 0; }
  .tc-ask__submit { justify-self: end; }
}
@media (max-width: 768px) {
  .tc-ask__lead { font-size: 16px; }
  .tc-ask__form { grid-template-columns: minmax(0, 1fr); gap: 20px; }
  .tc-ask__field input { height: 60px; font-size: 20px; }
  .tc-ask__agree { grid-template-columns: auto auto; justify-content: space-between; align-items: center; }
  .tc-ask__submit { display: flex; justify-self: stretch; width: 100%; height: 60px; aspect-ratio: auto; border-radius: 999px; }
  .tc-ask__submit:hover { transform: none; }
  .tc-ask__info { flex-direction: column; align-items: center; gap: 8px; font-size: 15px; }
}

/* ---------- responsive ---------- */
@media (max-width: 1500px) {
  .tc-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tc-check--grid { grid-template-columns: 1fr; }
}
@media (max-width: 1680px) {
  .tc-ai__split { grid-template-columns: minmax(0, 1fr); }
}
/* sentence breaks in section intros need the ~710px+ text column of wide screens */
@media (max-width: 1399px) {
  .tc-head__desc br { display: none; }
}
@media (max-width: 1100px) {
  .tc-layout { grid-template-columns: minmax(0, 1fr); gap: 40px; }
  .tc-side__in { position: static; }
  .tc-side__en, .tc-side__title, .tc-side__cta { display: none; }
  .tc-side__nav { margin-top: 0; }
  .tc-side__list { display: flex; gap: 8px; overflow-x: auto; border-top: 0; scrollbar-width: none; }
  .tc-side__list::-webkit-scrollbar { display: none; }
  .tc-side__grp { flex: none; border-bottom: 0; }
  .tc-side__g { gap: 8px; padding: 10px 18px; border: 1px solid var(--line-2); border-radius: 999px; font-size: 15px; white-space: nowrap; }
  .tc-side__g::after, .tc-side__sub { display: none; }
  .tc-side__grp.is-open .tc-side__g { padding-left: 18px; border-color: var(--ink); background: var(--ink); color: #fff; }
  .tc-side__grp.is-open .tc-side__g b { color: var(--brand-light); }
  .tc-kpi { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 32px; }
  .tc-price, .tc-map { grid-template-columns: 1fr; }
  .tc-map > li { grid-template-columns: minmax(0, 1fr); grid-template-rows: auto; grid-template-areas: "img" "name" "list"; }
  .tc-map__name { padding-top: 20px; }
  .tc-mapdemo__grid { grid-template-columns: 1fr; }
  .tc-price__val { margin-top: 6px; }
  .tc-split { grid-template-columns: 1fr; }
  .tc-seo { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tc-seo li:not(:nth-child(3n)) { border-right: 0; }
  .tc-seo li:nth-child(odd) { border-right: 1px solid var(--line); }
  .tc-zoom { grid-template-columns: 1fr; }
  .tc-zoom__btns { display: flex; flex-wrap: wrap; }
}
@media (max-width: 768px) {
  .page-tech { --tc-w: calc(100% - 40px); }
  .subv.tc-hero { padding-top: calc(var(--header-h) + 64px); }
  .tc-hero__en { font-size: clamp(30px, 8.4vw, 40px); }
  .tc-hero__ko { margin-top: 20px; font-size: 22px; }
  .tc-hero__desc { font-size: 16px; }
  .tc-hero__desc br { display: none; }
  .tc-marquee { margin-top: 48px; }
  .tc-marquee__set li { font-size: 44px; }
  .tc-kpi { margin-top: 48px; gap: 24px 16px; }
  .tc-kpi li { grid-template-columns: 1fr; padding-top: 16px; }
  .tc-kpi__no { font-size: 14px; }
  .tc-kpi__num { margin-top: 10px; font-size: 40px; }
  .tc-kpi__label { margin-top: 6px; font-size: 15px; }
  .tc-body { padding-top: 72px; }
  .tc-head__en { font-size: 15px; }
  .tc-head__desc { font-size: 16px; }
  .tc-block, .tc-api, .tc-tool, .tc-zoom { padding: 26px 20px; border-radius: var(--sp-r); }
  .tc-block__title { font-size: 21px; }
  .tc-block__desc { font-size: 16px; }
  .tc-check li, .tc-steps li, .tc-api__desc, .tc-seo p { font-size: 15px; }
  .tc-note { flex-direction: column; gap: 4px; padding: 16px 18px; font-size: 15px; }
  .tc-apis, .tc-duo, .tc-steps, .tc-seo { grid-template-columns: 1fr; }
  .tc-apis, .tc-duo { gap: 12px; }
  .tc-block + .tc-block, .tc-block + .tc-apis, .tc-block + .tc-duo { margin-top: 12px; }
  .tc-seo li, .tc-seo li:nth-child(odd) { padding: 24px 4px; border-right: 0; }
  .tc-price__val, .tc-price__val small { font-size: 15px; }
  .tc-serp, .tc-videos, .tc-shots { grid-template-columns: 1fr; gap: 12px; }
  .tc-mapdemo__map { min-height: 320px; }
  .tc-serp__card { padding: 18px; }
  .tc-serp__win { padding: 14px; }
  .tc-rank { flex-direction: column; align-items: flex-start; padding: 28px 22px; }
  .tc-rank__txt br { display: none; }
  .tc-zoom__list li { gap: 14px; padding: 16px 0; font-size: 15px; }
  .tc-zoom__btns .btn, .tc-tool__btn { height: 50px; padding: 0 22px; font-size: 15px; }
  .tc-zoom__btns .btn { flex: 1 1 100%; }
}
@media (prefers-reduced-motion: reduce) {
  .tc-marquee__track { animation: none; }
  .tc-api, .tc-side__g, .tc-side__g::after, .tc-side__sub, .tc-side__sub a { transition: none; }
}