:root{--ink:#112037;--muted:#637188;--line:#e3e9f0;--soft:#f6f9fc;--blue:#2367d1;--teal:#0e6570;--yellow:#ffd85a;--shadow:0 18px 55px rgba(19,40,71,.08);--radius:24px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body.aitira-clean{margin:0;font-family:Pretendard,"Noto Sans KR",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:#fff;line-height:1.55}body.aitira-clean a{color:inherit}.ac-shell{width:min(1180px,calc(100% - 40px));margin:0 auto}.ac-sr{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.ac-header{position:sticky;top:0;z-index:80;background:rgba(255,255,255,.96);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}.ac-header__inner{min-height:76px;display:flex;align-items:center;gap:24px}.ac-brand{display:flex;align-items:center;gap:11px;text-decoration:none;flex:0 0 auto}.ac-brand img{width:88px;height:auto;display:block}.ac-brand span{font-size:11px;font-weight:800;color:#5e6d82;white-space:nowrap}.ac-nav{display:flex;align-items:center;gap:8px;margin-left:auto}.ac-nav__core,.ac-nav__sub{display:flex;align-items:center;gap:4px}.ac-nav__core{padding:5px;border-radius:13px;background:#eef4ff;border:1px solid #d7e4f7}.ac-nav a{display:inline-flex;align-items:center;min-height:38px;padding:0 11px;border-radius:9px;text-decoration:none;font-size:13px;font-weight:800;color:#4d5d73;white-space:nowrap}.ac-nav__core a{color:#1b2b43}.ac-nav a[aria-current="page"]{background:#fff;box-shadow:0 4px 14px rgba(20,42,75,.08);color:#0e284e}.ac-cta{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 18px;border-radius:12px;background:#122039;color:#fff!important;text-decoration:none;font-weight:900;font-size:13px;white-space:nowrap}.ac-menu{display:none;border:1px solid var(--line);background:#fff;border-radius:11px;width:42px;height:42px;font-size:22px}.ac-mobile{display:none;padding:12px 20px 18px;border-top:1px solid var(--line);background:#fff}.ac-mobile a{display:block;padding:10px 4px;text-decoration:none;font-weight:800;color:#405068}
.ac-hero{background:linear-gradient(180deg,#f8fbff 0%,#fff 100%);border-bottom:1px solid var(--line)}.ac-hero__grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(360px,480px);gap:58px;align-items:center;padding:62px 0 50px}.ac-kicker{display:inline-flex;align-items:center;gap:9px;font-size:11px;font-weight:950;letter-spacing:.12em;color:var(--blue)}.ac-kicker:before{content:"";width:24px;height:2px;background:currentColor}.ac-hero h1{margin:13px 0 16px;font-size:clamp(42px,5.8vw,72px);line-height:1.04;letter-spacing:-.058em;word-break:keep-all}.ac-hero p{margin:0;max-width:720px;font-size:16px;line-height:1.85;color:var(--muted);word-break:keep-all}.ac-card{border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow)}
.ac-footer{margin-top:78px;background:#eef3f6;border-top:1px solid #dce4e9}.ac-footer__grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:34px;padding:42px 0 32px}.ac-footer img{width:100px}.ac-footer p{font-size:13px;color:#607087}.ac-footer nav{display:grid;align-content:start;gap:9px}.ac-footer nav a{text-decoration:none;font-size:12px;color:#53647a}.ac-footer__bottom{padding:16px 0 24px;border-top:1px solid #d7e0e6;font-size:11px;color:#7a8999}
.ac-section{padding:48px 0}.ac-section--soft{background:#f7f9fc;border-top:1px solid #edf1f5;border-bottom:1px solid #edf1f5}.ac-section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:24px}.ac-section-head small{display:block;color:var(--blue);font-weight:950;letter-spacing:.12em;font-size:10px}.ac-section-head h2{margin:5px 0 0;font-size:32px;letter-spacing:-.04em}.ac-section-head p{margin:0;color:#8390a0;font-size:13px}.ac-chipbar{display:flex;gap:8px;overflow:auto;padding-bottom:4px;scrollbar-width:none}.ac-chipbar::-webkit-scrollbar{display:none}.ac-chip{border:1px solid var(--line);background:#fff;border-radius:999px;padding:9px 14px;font-weight:850;font-size:12px;color:#56667b;cursor:pointer;white-space:nowrap}.ac-chip.is-active{background:#14223a;color:#fff;border-color:#14223a}.ac-input,.ac-select{width:100%;height:52px;border:1px solid #ccd6e3;border-radius:13px;padding:0 16px;font-size:15px;background:#fff;color:#172235;outline:none}.ac-input:focus,.ac-select:focus{border-color:#79a8ed;box-shadow:0 0 0 3px #dbeafe}.ac-button{border:0;border-radius:13px;min-height:50px;padding:0 18px;background:#14223a;color:#fff;font-weight:900;cursor:pointer}.ac-button--light{background:#eef4ff;color:#1f5cb5}.ac-button--outline{background:#fff;color:#273850;border:1px solid var(--line)}.ac-empty{padding:50px 20px;text-align:center;color:#7e8c9e;border:1px dashed #d8e0e9;border-radius:20px;background:#fbfcfe}
/* Newsletter */
.nl-clean-form{padding:26px}.nl-clean-form__head{display:flex;align-items:center;gap:13px;margin-bottom:18px}.nl-clean-form__head img{width:56px;height:56px;object-fit:contain;animation:etiFloat 4.2s ease-in-out infinite}.nl-clean-form__head b{display:block;font-size:18px}.nl-clean-form__head span{display:block;margin-top:4px;color:#718096;font-size:12px;line-height:1.55}.nl-clean-form form{display:grid;grid-template-columns:minmax(0,1fr) 118px;gap:10px;width:100%}.nl-clean-form input{width:100%;min-width:0;height:54px;border:1px solid #cbd6e3;border-radius:13px;padding:0 16px;font-size:16px;outline:none}.nl-clean-form input:focus{border-color:#79a8ed;box-shadow:0 0 0 3px #dbeafe}.nl-clean-form button{height:54px;border:0;border-radius:13px;background:#ffd85a;color:#172235;font-weight:950;font-size:14px;cursor:pointer}.nl-clean-form small{display:block;margin-top:12px;color:#8491a2;font-size:11px;line-height:1.6}.nl-clean-form__msg{min-height:22px;margin-top:8px;font-size:12px;font-weight:800;color:#2367d1}.nl-latest-clean{display:grid;grid-template-columns:180px minmax(0,1fr) 42px;gap:26px;align-items:center;padding:24px 0 32px;border-bottom:2px solid #172235;text-decoration:none}.nl-latest-clean img{width:180px;height:116px;object-fit:cover;border-radius:15px;background:#eef3f8}.nl-meta{display:flex;gap:9px;align-items:center;font-size:11px;color:#8a96a6;font-weight:800}.nl-meta b{color:var(--blue)}.nl-latest-clean h3{margin:6px 0 8px;font-size:30px;line-height:1.3;letter-spacing:-.035em}.nl-latest-clean p{margin:0;color:#657489;font-size:14px;line-height:1.75}.nl-arrow-clean{width:42px;height:42px;border:1px solid var(--line);border-radius:50%;display:grid;place-items:center}.nl-list-clean{border-top:1px solid #172235}.nl-row-clean{display:grid;grid-template-columns:82px minmax(0,1fr) 130px;gap:22px;align-items:center;padding:22px 0;border-bottom:1px solid var(--line);text-decoration:none}.nl-row-clean:hover{background:#fbfcfe}.nl-row-clean img{width:130px;height:84px;border-radius:12px;object-fit:cover;background:#eef3f8}.nl-row-clean h3{margin:5px 0 7px;font-size:20px;letter-spacing:-.025em}.nl-row-clean p{margin:0;color:#6f7d8e;font-size:13px;line-height:1.65}.nl-issue{align-self:start;padding-top:4px}.nl-issue b{display:block;color:var(--blue);font-size:12px}.nl-issue time{display:block;color:#99a3b0;font-size:10px;margin-top:5px}
/* Calendar */
.cal-toolbar{display:grid;grid-template-columns:minmax(260px,1.2fr) 180px 180px auto;gap:10px;margin-bottom:18px}.cal-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:28px}.cal-stat{padding:18px;border:1px solid var(--line);border-radius:18px;background:#fff}.cal-stat span{display:block;color:#7a8898;font-size:11px}.cal-stat b{display:block;font-size:25px;margin-top:4px;letter-spacing:-.04em}.cal-list{display:grid;gap:12px}.cal-card{display:grid;grid-template-columns:88px minmax(0,1fr) auto;gap:20px;align-items:center;padding:20px;border:1px solid var(--line);border-radius:20px;background:#fff;box-shadow:0 8px 30px rgba(20,42,75,.035);cursor:pointer;text-align:left;color:inherit}.cal-card:hover{transform:translateY(-1px);border-color:#bfd3ed;box-shadow:0 14px 36px rgba(20,42,75,.07)}.cal-date{width:70px;height:70px;border-radius:18px;background:#eef4ff;display:grid;place-items:center;align-content:center}.cal-date b{font-size:26px;line-height:1}.cal-date span{font-size:10px;color:#5372a0;margin-top:5px;font-weight:850}.cal-copy>span{display:inline-flex;font-size:10px;font-weight:900;color:#2367d1;margin-bottom:5px}.cal-copy h3{margin:0 0 7px;font-size:20px;letter-spacing:-.028em;word-break:keep-all}.cal-copy p{margin:0;color:#6b798b;font-size:13px;line-height:1.7;word-break:keep-all}.cal-copy small{display:block;margin-top:8px;color:#8d99a8}.cal-open{width:40px;height:40px;border:1px solid var(--line);border-radius:50%;display:grid;place-items:center;background:#fff}.cal-more{display:flex;justify-content:center;margin-top:22px}.cal-modal[hidden]{display:none}.cal-modal{position:fixed;inset:0;z-index:150;display:grid;place-items:center;padding:22px}.cal-modal__dim{position:absolute;inset:0;background:rgba(13,25,43,.58);backdrop-filter:blur(4px)}.cal-modal__panel{position:relative;width:min(680px,100%);max-height:min(86vh,800px);overflow:auto;background:#fff;border-radius:26px;box-shadow:0 30px 90px rgba(0,0,0,.2);padding:30px}.cal-modal__close{position:absolute;right:20px;top:18px;width:38px;height:38px;border:1px solid var(--line);background:#fff;border-radius:50%;font-size:20px;cursor:pointer}.cal-modal__meta{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0 18px}.cal-modal__meta span{background:#f1f5f9;border-radius:999px;padding:7px 10px;font-size:11px;font-weight:800;color:#53647a}.cal-modal h2{padding-right:50px;margin:6px 0 10px;font-size:30px;letter-spacing:-.04em;word-break:keep-all}.cal-modal p{font-size:14px;line-height:1.85;color:#5f6f82}.cal-detail-grid{display:grid;grid-template-columns:90px 1fr;gap:10px 14px;padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);font-size:13px}.cal-detail-grid b{color:#8a96a6}.cal-actions{display:flex;gap:9px;flex-wrap:wrap;margin-top:18px}.cal-actions a,.cal-actions button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 15px;border-radius:11px;text-decoration:none;font-size:12px;font-weight:900;border:1px solid var(--line);background:#fff;color:#26384f}.cal-actions .primary{background:#14223a;color:#fff;border-color:#14223a}.cal-actions .map{background:#03c75a;color:#fff;border-color:#03c75a}
/* Stack */
.stack-hero-card{padding:26px}.stack-hero-card img{width:86px;display:block;margin-left:auto;animation:etiFloat 4.2s ease-in-out infinite}.stack-grid{display:grid;grid-template-columns:340px minmax(0,1fr);gap:20px;align-items:start}.stack-panel{padding:22px}.stack-panel h2{margin:0 0 5px;font-size:22px}.stack-panel>p{margin:0 0 18px;color:#748195;font-size:13px}.stack-search{display:grid;grid-template-columns:1fr;gap:9px}.stack-tools{display:grid;gap:8px;max-height:620px;overflow:auto;padding-right:3px}.stack-tool{display:grid;grid-template-columns:42px minmax(0,1fr) auto;gap:10px;align-items:center;padding:12px;border:1px solid var(--line);border-radius:15px;background:#fff}.stack-tool img{width:38px;height:38px;object-fit:contain;border-radius:10px;background:#f4f7fa}.stack-tool b{display:block;font-size:13px}.stack-tool small{display:block;color:#8490a0;font-size:10px;margin-top:2px}.stack-tool button{border:0;border-radius:9px;padding:8px 10px;background:#eef4ff;color:#1e5cb6;font-weight:900;font-size:11px;cursor:pointer}.stack-slots{display:grid;gap:12px}.stack-slot{border:1px solid var(--line);border-radius:18px;padding:16px;background:#fff}.stack-slot__head{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:11px}.stack-slot__head b{font-size:15px}.stack-slot__head span{color:#8a96a6;font-size:11px}.stack-slot__items{display:flex;gap:8px;flex-wrap:wrap;min-height:42px}.stack-pill{display:inline-flex;align-items:center;gap:7px;padding:8px 10px;border-radius:999px;background:#f1f5f9;border:1px solid #e0e7ef;font-size:11px;font-weight:850}.stack-pill button{border:0;background:none;cursor:pointer;color:#8895a5;font-size:14px}.stack-presets{display:flex;gap:8px;flex-wrap:wrap;margin:16px 0}.stack-actions{display:flex;gap:9px;flex-wrap:wrap;margin-top:18px}.stack-score{margin-top:16px;padding:15px;border-radius:16px;background:#f6f9fc;border:1px solid #e8eef5}.stack-score b{font-size:14px}.stack-score p{margin:5px 0 0;color:#6f7d8e;font-size:12px}.stack-guide{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:24px}.stack-guide article{padding:18px;border-radius:18px;background:#fff;border:1px solid var(--line)}.stack-guide b{display:block}.stack-guide p{font-size:12px;color:#728094;line-height:1.65;margin:7px 0 0}
@keyframes etiFloat{0%,100%{transform:translateY(0) rotate(-1deg)}50%{transform:translateY(-8px) rotate(1deg)}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}.nl-clean-form__head img,.stack-hero-card img{animation:none!important}}
@media(max-width:1040px){.ac-brand span{display:none}.ac-nav__sub{display:none}.ac-hero__grid{grid-template-columns:1fr 390px;gap:32px}.cal-toolbar{grid-template-columns:1fr 150px 150px}.cal-toolbar .ac-button{grid-column:1/-1}.stack-grid{grid-template-columns:300px 1fr}}
@media(max-width:820px){.ac-nav,.ac-cta{display:none}.ac-menu{display:block;margin-left:auto}.ac-mobile.is-open{display:block}.ac-hero__grid{grid-template-columns:1fr;gap:28px;padding:42px 0 34px}.ac-hero h1{font-size:clamp(38px,10vw,58px)}.ac-footer__grid{grid-template-columns:1fr 1fr}.nl-clean-form{max-width:620px}.nl-latest-clean{grid-template-columns:140px 1fr}.nl-latest-clean img{width:140px;height:96px}.nl-latest-clean .nl-arrow-clean{display:none}.cal-toolbar{grid-template-columns:1fr 1fr}.cal-toolbar .ac-input{grid-column:1/-1}.cal-stats{grid-template-columns:1fr 1fr}.stack-grid{grid-template-columns:1fr}.stack-tools{max-height:380px}}
@media(max-width:600px){.ac-shell{width:min(100% - 28px,1180px)}.ac-header__inner{min-height:66px}.ac-brand img{width:80px}.ac-section{padding:36px 0}.ac-section-head{align-items:start;flex-direction:column;gap:4px}.ac-section-head h2{font-size:27px}.ac-hero__grid{padding-top:36px}.nl-clean-form{padding:20px}.nl-clean-form form{grid-template-columns:1fr}.nl-clean-form button{width:100%}.nl-latest-clean{grid-template-columns:92px 1fr;gap:13px}.nl-latest-clean img{width:92px;height:75px;border-radius:11px}.nl-latest-clean h3{font-size:20px}.nl-latest-clean p{font-size:12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.nl-row-clean{grid-template-columns:58px 1fr;gap:12px}.nl-row-clean img{display:none}.nl-row-clean h3{font-size:17px}.nl-row-clean p{font-size:12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.cal-toolbar{grid-template-columns:1fr}.cal-toolbar>*{grid-column:1!important}.cal-stats{grid-template-columns:1fr 1fr}.cal-card{grid-template-columns:62px 1fr;gap:12px;padding:15px}.cal-date{width:58px;height:58px;border-radius:15px}.cal-open{display:none}.cal-copy h3{font-size:17px}.cal-modal__panel{padding:23px}.cal-modal h2{font-size:24px}.cal-detail-grid{grid-template-columns:70px 1fr}.stack-guide{grid-template-columns:1fr}.ac-footer__grid{grid-template-columns:1fr}}
.newsletter-hero .ac-hero__grid{grid-template-columns:minmax(0,1fr) 560px;gap:48px}.nl-clean-form form{grid-template-columns:minmax(0,1fr) 124px}.nl-consent{grid-column:1/-1;display:flex;align-items:flex-start;gap:8px;margin-top:2px;font-size:11px;color:#708095;line-height:1.45}.nl-consent input{width:16px!important;height:16px!important;min-height:0!important;flex:0 0 auto;margin:1px 0 0;padding:0}.nl-clean-form__head span{max-width:420px;word-break:keep-all}
@media(max-width:1040px){.newsletter-hero .ac-hero__grid{grid-template-columns:1fr 480px;gap:30px}}
@media(max-width:820px){.newsletter-hero .ac-hero__grid{grid-template-columns:1fr}.nl-clean-form{max-width:620px}}
@media(max-width:600px){.nl-clean-form form{grid-template-columns:1fr}.nl-consent{grid-column:1}}