:root {
  --ink: #10261e;
  --forest: #123d2f;
  --green: #176746;
  --lime: #caff5c;
  --cream: #f5f2e9;
  --paper: #fbfaf6;
  --white: #fff;
  --muted: #66736d;
  --line: #d9ddd5;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { background: var(--paper); color: var(--ink); font-family: "Noto Sans KR", sans-serif; line-height: 1.65; margin: 0; word-break: keep-all; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
img { display: block; max-width: 100%; }

.header { align-items: center; background: rgba(251,250,246,.94); border-bottom: 1px solid rgba(16,38,30,.1); display: flex; height: 82px; justify-content: space-between; left: 0; padding: 0 clamp(22px, 5vw, 76px); position: fixed; right: 0; top: 0; z-index: 50; backdrop-filter: blur(16px); }
.logo { align-items: center; display: inline-flex; font-family: "DM Sans", sans-serif; font-size: 19px; font-weight: 700; gap: 11px; letter-spacing: -.03em; line-height: 1; }
.logo small { display: block; font-size: 7px; letter-spacing: .14em; margin-top: 5px; }
.logo-dot { align-items: center; background: var(--forest); border-radius: 50% 50% 50% 8px; color: var(--lime); display: flex; font-size: 17px; height: 37px; justify-content: center; width: 37px; }
.nav { align-items: center; display: flex; font-size: 14px; font-weight: 600; gap: 30px; }
.nav a:not(.nav-button) { transition: color .2s; }
.nav a:not(.nav-button):hover { color: var(--green); }
.nav-button { background: var(--forest); border-radius: 99px; color: white; padding: 11px 22px; transition: background .2s; }
.nav-button:hover { background: var(--green); }
.menu-toggle { background: none; border: 0; display: none; height: 38px; width: 38px; }
.menu-toggle i { background: var(--ink); display: block; height: 2px; margin: 6px auto; transition: transform .2s; width: 23px; }

.hero { display: grid; gap: clamp(30px, 4vw, 70px); grid-template-columns: .88fr 1.12fr; min-height: 810px; padding: 142px clamp(24px, 6vw, 92px) 70px; }
.hero-copy { align-self: center; padding-left: clamp(0px, 3vw, 45px); }
.kicker, .section-label { align-items: center; color: var(--green); display: flex; font-family: "DM Sans", sans-serif; font-size: 12px; font-weight: 700; gap: 10px; letter-spacing: .16em; margin: 0 0 24px; }
.kicker span { background: var(--lime); border: 5px solid var(--forest); border-radius: 50%; height: 16px; width: 16px; }
.hero h1 { font-size: clamp(48px, 5.15vw, 76px); letter-spacing: -.075em; line-height: 1.16; margin: 0; }
em { color: var(--green); font-style: normal; }
.hero-description { color: var(--muted); font-size: clamp(16px, 1.3vw, 19px); margin: 30px 0 34px; }
.hero-actions { align-items: center; display: flex; gap: 28px; }
.button { align-items: center; border: 0; border-radius: 4px; cursor: pointer; display: inline-flex; font-size: 15px; font-weight: 700; gap: 28px; justify-content: space-between; padding: 16px 21px; transition: transform .2s, background .2s; }
.button:hover { transform: translateY(-3px); }
.primary { background: var(--forest); color: white; }
.primary:hover { background: var(--green); }
.plain-link { border-bottom: 1px solid var(--ink); font-size: 14px; font-weight: 700; padding-bottom: 4px; }
.plain-link span { margin-left: 8px; }
.mini-proof { align-items: center; border-top: 1px solid var(--line); display: flex; gap: 16px; margin-top: 52px; max-width: 440px; padding-top: 22px; }
.avatars { display: flex; }
.avatars span { align-items: center; background: var(--cream); border: 2px solid var(--paper); border-radius: 50%; color: var(--green); display: flex; font-size: 10px; font-weight: 800; height: 35px; justify-content: center; margin-left: -8px; width: 35px; }
.avatars span:first-child { margin-left: 0; }
.mini-proof p { color: var(--muted); font-size: 11px; line-height: 1.5; margin: 0; }
.mini-proof strong { color: var(--ink); font-size: 12px; }

.hero-visual { min-height: 610px; position: relative; }
.photo-frame { border-radius: 160px 18px 18px 18px; height: 100%; overflow: hidden; position: relative; }
.photo-frame::after { background: linear-gradient(0deg, rgba(12,45,34,.25), transparent 42%); content: ""; inset: 0; position: absolute; }
.photo-frame img { height: 100%; object-fit: cover; object-position: 52% center; }
.photo-tag { align-items: center; background: rgba(255,255,255,.9); border-radius: 99px; bottom: 24px; display: flex; font-size: 11px; font-weight: 700; gap: 7px; left: 24px; padding: 10px 15px; position: absolute; z-index: 2; backdrop-filter: blur(8px); }
.photo-tag span { color: #54bf75; font-size: 9px; }
.diagnosis-card { background: var(--forest); border-radius: 12px; bottom: 40px; box-shadow: 0 25px 60px rgba(9,35,26,.25); color: white; padding: 22px; position: absolute; right: -22px; width: 235px; z-index: 3; }
.card-head { align-items: center; display: flex; font-size: 11px; justify-content: space-between; }
.card-head b { background: rgba(202,255,92,.14); border-radius: 99px; color: var(--lime); font-size: 8px; letter-spacing: .1em; padding: 5px 8px; }
.score-ring { align-items: baseline; display: flex; margin: 16px 0; }
.score-ring strong { color: var(--lime); font-family: "DM Sans"; font-size: 40px; line-height: 1; }
.score-ring small { color: rgba(255,255,255,.5); font-size: 10px; }
.diagnosis-card ul { display: grid; gap: 11px; list-style: none; margin: 0; padding: 0; }
.diagnosis-card li { display: grid; font-size: 9px; gap: 5px; grid-template-columns: 55px 1fr; }
.diagnosis-card li i { align-self: center; background: rgba(255,255,255,.16); border-radius: 99px; display: block; height: 4px; overflow: hidden; position: relative; }
.diagnosis-card li i::after { background: var(--lime); border-radius: inherit; content: ""; inset: 0 auto 0 0; position: absolute; width: var(--score); }
.spark { color: var(--green); font-size: 26px; position: absolute; }
.spark-one { right: -15px; top: 20px; }
.spark-two { bottom: 88px; left: -20px; }

.ticker { background: var(--lime); border-bottom: 1px solid var(--ink); border-top: 1px solid var(--ink); overflow: hidden; padding: 17px 0; }
.ticker > div { animation: ticker 26s linear infinite; display: flex; font-family: "DM Sans", "Noto Sans KR", sans-serif; font-size: 16px; font-weight: 700; gap: 34px; min-width: max-content; white-space: nowrap; }
.ticker b { color: var(--green); }
@keyframes ticker { to { transform: translateX(-50%); } }

.section { padding: 130px clamp(24px, 7vw, 108px); }
.manifesto { background: var(--forest); color: white; }
.manifesto-top { align-items: flex-end; display: flex; justify-content: space-between; margin-bottom: 80px; }
.manifesto .section-label { color: var(--lime); }
.manifesto-top > p:last-child { color: rgba(255,255,255,.55); font-size: clamp(24px, 3vw, 42px); font-weight: 600; letter-spacing: -.05em; line-height: 1.45; margin: 0; text-align: right; }
.manifesto-top strong { color: white; }
.manifesto-grid { display: grid; gap: 18px; grid-template-columns: repeat(3, 1fr); }
.principle { border: 1px solid rgba(255,255,255,.22); min-height: 390px; padding: 34px; position: relative; transition: transform .25s; }
.principle:hover { transform: translateY(-7px); }
.principle.featured { background: var(--lime); color: var(--ink); transform: translateY(-20px); }
.principle.featured:hover { transform: translateY(-27px); }
.principle-icon { align-items: center; border: 1px solid currentColor; border-radius: 50%; display: flex; font-family: "DM Sans"; font-size: 10px; height: 36px; justify-content: center; width: 36px; }
.principle h2 { bottom: 120px; font-size: clamp(27px, 2.4vw, 36px); letter-spacing: -.06em; line-height: 1.25; margin: 0; position: absolute; }
.principle p { bottom: 30px; color: rgba(255,255,255,.55); font-size: 13px; left: 34px; margin: 0; position: absolute; right: 34px; }
.principle.featured p { color: rgba(16,38,30,.65); }

.class-section { background: var(--cream); }
.section-title { align-items: flex-end; display: flex; justify-content: space-between; margin-bottom: 60px; }
.section-title h2, .roadmap-copy h2, .faq-heading h2, .contact-copy h2 { font-size: clamp(38px, 4vw, 58px); letter-spacing: -.065em; line-height: 1.25; margin: 0; }
.section-title > p { color: var(--muted); font-size: 14px; margin: 0; }
.class-board { border: 1px solid var(--ink); }
.class-tabs { border-bottom: 1px solid var(--ink); display: grid; grid-template-columns: repeat(4, 1fr); }
.class-tabs button { background: transparent; border: 0; border-right: 1px solid var(--ink); color: var(--muted); cursor: pointer; font-size: 14px; font-weight: 700; padding: 18px; }
.class-tabs button:last-child { border-right: 0; }
.class-tabs button.active { background: var(--forest); color: var(--lime); }
.program-panel { display: grid; grid-template-columns: 130px 1fr 290px; min-height: 430px; }
.program-number { border-right: 1px solid var(--ink); font-family: "DM Sans"; font-size: 65px; font-weight: 600; padding: 35px 25px; }
.program-copy { align-self: center; padding: 45px 8%; }
.program-copy > p:first-child { color: var(--green); font-size: 12px; font-weight: 800; letter-spacing: .08em; }
.program-copy h3 { font-size: clamp(27px, 2.6vw, 39px); letter-spacing: -.055em; line-height: 1.35; margin: 10px 0 22px; }
.program-copy > p:not(:first-child) { color: var(--muted); font-size: 14px; max-width: 580px; }
.program-copy ul { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; margin: 28px 0 0; padding: 0; }
.program-copy li { background: white; border: 1px solid var(--line); border-radius: 99px; font-size: 11px; font-weight: 600; padding: 8px 13px; }
.program-shape { align-items: center; background: var(--lime); border-left: 1px solid var(--ink); display: flex; flex-direction: column; justify-content: center; overflow: hidden; position: relative; }
.program-shape span { font-family: "DM Sans"; font-size: 10px; font-weight: 700; letter-spacing: .18em; position: relative; z-index: 1; }
.program-shape strong { font-family: "DM Sans"; font-size: 36px; letter-spacing: -.04em; position: relative; z-index: 1; }
.program-shape i { border: 55px solid var(--forest); border-radius: 50%; height: 240px; opacity: .08; position: absolute; transform: rotate(-15deg); width: 240px; }

.subject-section { background: #e8eee7; border-top: 1px solid var(--ink); }
.subject-heading { align-items: flex-end; display: flex; justify-content: space-between; margin-bottom: 60px; }
.subject-heading h2 { font-size: clamp(38px, 4vw, 58px); letter-spacing: -.065em; line-height: 1.25; margin: 0; }
.subject-heading > p { color: var(--muted); font-size: 14px; margin: 0; }
.subject-board { border: 1px solid var(--ink); }
.subject-tabs { background: var(--paper); border-bottom: 1px solid var(--ink); display: grid; grid-template-columns: repeat(6, 1fr); }
.subject-tabs button { background: transparent; border: 0; border-right: 1px solid var(--ink); color: var(--muted); cursor: pointer; font-size: 14px; font-weight: 700; padding: 17px 10px; transition: background .2s, color .2s; }
.subject-tabs button:last-child { border-right: 0; }
.subject-tabs button span { color: #9aa39f; font-family: "DM Sans"; font-size: 8px; margin-right: 7px; }
.subject-tabs button:hover { background: #f1f4ed; color: var(--green); }
.subject-tabs button.active { background: var(--forest); color: var(--lime); }
.subject-tabs button.active span { color: rgba(202,255,92,.6); }
.subject-panel { display: grid; grid-template-columns: .78fr 1.22fr; min-height: 510px; }
.subject-visual { align-items: center; background: var(--lime); display: flex; flex-direction: column; justify-content: center; overflow: hidden; position: relative; }
.subject-visual > span { font-family: "DM Sans"; font-size: 11px; font-weight: 800; letter-spacing: .22em; position: relative; z-index: 2; }
.subject-visual > strong { font-family: Georgia, serif; font-size: 115px; font-weight: 400; line-height: 1.05; position: relative; z-index: 2; }
.subject-visual > small { bottom: 27px; font-size: 10px; font-weight: 700; position: absolute; z-index: 2; }
.subject-visual i { border: 1px solid rgba(16,38,30,.23); border-radius: 50%; position: absolute; }
.subject-visual i:nth-of-type(1) { height: 230px; width: 230px; }
.subject-visual i:nth-of-type(2) { height: 340px; width: 340px; }
.subject-visual i:nth-of-type(3) { height: 460px; width: 460px; }
.subject-content { background: white; padding: 68px clamp(35px, 6vw, 90px); }
.subject-caption { color: var(--green); font-size: 11px; font-weight: 800; letter-spacing: .06em; margin: 0 0 12px; }
.subject-content h3 { font-size: clamp(29px, 3.1vw, 45px); letter-spacing: -.06em; line-height: 1.35; margin: 0 0 24px; }
.subject-description { color: var(--muted); font-size: 14px; line-height: 1.85; margin: 0; max-width: 650px; }
.subject-focus { align-items: center; border-top: 1px solid var(--line); display: flex; gap: 25px; margin-top: 32px; padding-top: 24px; }
.subject-focus > span, .subject-target > span { flex: 0 0 auto; font-size: 9px; font-weight: 800; letter-spacing: .08em; }
.subject-focus ul { display: flex; flex-wrap: wrap; gap: 7px; list-style: none; margin: 0; padding: 0; }
.subject-focus li { background: var(--cream); border-radius: 99px; color: var(--green); font-size: 10px; font-weight: 700; padding: 7px 11px; }
.subject-target { align-items: center; background: var(--forest); color: white; display: flex; gap: 24px; margin-top: 22px; padding: 15px 17px; }
.subject-target > span { color: var(--lime); }
.subject-target p { color: rgba(255,255,255,.74); font-size: 11px; margin: 0; }

.school-section { background: var(--paper); border-top: 1px solid var(--line); }
.school-heading { align-items: flex-end; display: flex; justify-content: space-between; margin-bottom: 60px; }
.school-heading h2 { font-size: clamp(38px, 4vw, 58px); letter-spacing: -.065em; line-height: 1.25; margin: 0; }
.school-heading > p { color: var(--muted); font-size: 14px; margin: 0; }
.school-finder { border: 1px solid var(--ink); display: grid; grid-template-columns: .95fr 1.05fr; min-height: 740px; }
.finder-controls { background: var(--cream); border-right: 1px solid var(--ink); padding: 42px; }
.finder-step { align-items: flex-start; display: flex; gap: 15px; }
.finder-step > span { align-items: center; background: var(--forest); border-radius: 50%; color: var(--lime); display: flex; flex: 0 0 auto; font-family: "DM Sans"; font-size: 10px; height: 31px; justify-content: center; width: 31px; }
.finder-step strong { display: block; font-size: 17px; margin-bottom: 2px; }
.finder-step p { color: var(--muted); font-size: 11px; margin: 0; }
.finder-step.second { border-top: 1px solid var(--line); margin-top: 34px; padding-top: 32px; }
.region-list { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 23px; }
.region-list button { background: var(--paper); border: 1px solid var(--line); border-radius: 99px; color: var(--muted); cursor: pointer; font-size: 11px; font-weight: 700; min-width: 48px; padding: 8px 13px; transition: background .2s, color .2s, border-color .2s; }
.region-list button:hover { border-color: var(--green); color: var(--green); }
.region-list button.active { background: var(--forest); border-color: var(--forest); color: var(--lime); }
.school-search { display: grid; gap: 8px; grid-template-columns: 1fr auto; margin-top: 23px; }
.school-search label { position: relative; }
.school-search input { background: white; border: 1px solid var(--ink); border-radius: 3px; height: 50px; outline: 0; padding: 0 16px 0 44px; width: 100%; }
.school-search input:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(23,103,70,.08); }
.school-search input::placeholder { color: #9aa39f; }
.search-icon { font-family: "DM Sans"; font-size: 23px; left: 15px; position: absolute; top: 6px; transform: rotate(-18deg); }
.school-search button { background: var(--forest); border: 0; border-radius: 3px; color: white; cursor: pointer; font-size: 12px; font-weight: 700; padding: 0 19px; transition: background .2s; }
.school-search button:hover { background: var(--green); }
.school-search button:disabled { cursor: wait; opacity: .65; }
.neis-badge { align-items: center; color: var(--muted); display: flex; font-size: 9px; gap: 7px; margin: 11px 0 0 46px; }
.neis-badge span { background: #dff5e5; border-radius: 99px; color: #16823f; font-family: "DM Sans"; font-size: 7px; font-weight: 800; letter-spacing: .08em; padding: 3px 6px; }
.school-count { color: var(--green); font-size: 11px; font-weight: 700; margin: 13px 0 0 46px; min-height: 18px; }
.finder-step.third { border-top: 1px solid var(--line); margin-left: 0; margin-top: 25px; padding-top: 25px; }
.grade-select-wrap { display: block; margin: 20px 0 0; position: relative; }
.grade-select-wrap::after { color: var(--green); content: "⌄"; font-size: 18px; pointer-events: none; position: absolute; right: 16px; top: 13px; }
.grade-select-wrap select { appearance: none; background: white; border: 1px solid var(--ink); border-radius: 3px; color: var(--ink); cursor: pointer; font: inherit; font-size: 12px; font-weight: 700; height: 48px; outline: 0; padding: 0 42px 0 15px; width: 100%; }
.grade-select-wrap select:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(23,103,70,.08); }
.finder-results { display: flex; flex-direction: column; padding: 42px; }
.results-head { align-items: flex-end; border-bottom: 1px solid var(--ink); display: flex; justify-content: space-between; padding-bottom: 18px; }
.results-head div { display: grid; gap: 4px; }
.results-head span { color: var(--green); font-size: 9px; font-weight: 800; letter-spacing: .12em; }
.results-head strong { font-size: 22px; }
.results-head p { color: var(--muted); font-size: 10px; margin: 0; }
.school-results { display: grid; grid-template-columns: 1fr 1fr; }
.school-item { align-items: center; background: transparent; border: 0; border-bottom: 1px solid var(--line); color: var(--ink); cursor: pointer; display: flex; min-height: 68px; padding: 12px 14px; text-align: left; transition: background .2s; }
.school-item:nth-child(odd) { border-right: 1px solid var(--line); }
.school-item:hover, .school-item.selected { background: #eef6e7; }
.school-item .school-pin { align-items: center; border: 1px solid var(--line); border-radius: 50%; color: var(--green); display: flex; flex: 0 0 auto; font-size: 10px; height: 28px; justify-content: center; margin-right: 11px; width: 28px; }
.school-item div { display: grid; }
.school-item strong { font-size: 13px; }
.school-item small { color: var(--muted); font-size: 9px; }
.school-empty { align-items: center; border-bottom: 1px solid var(--line); display: flex; flex-direction: column; grid-column: 1 / -1; justify-content: center; min-height: 205px; text-align: center; }
.school-empty span { color: var(--green); font-size: 26px; }
.school-empty strong { font-size: 15px; margin-top: 5px; }
.school-empty p { color: var(--muted); font-size: 11px; margin: 5px 0 14px; }
.school-empty button { background: var(--lime); border: 1px solid var(--ink); border-radius: 3px; cursor: pointer; font-size: 11px; font-weight: 800; padding: 9px 15px; }
.school-loading { align-items: center; border-bottom: 1px solid var(--line); display: flex; flex-direction: column; gap: 12px; grid-column: 1 / -1; justify-content: center; min-height: 205px; }
.school-loading i { animation: school-spin .8s linear infinite; border: 2px solid var(--line); border-radius: 50%; border-top-color: var(--green); height: 27px; width: 27px; }
.school-loading span { color: var(--muted); font-size: 10px; }
@keyframes school-spin { to { transform: rotate(360deg); } }
.selected-school { align-items: center; background: var(--forest); color: white; display: grid; gap: 13px; grid-template-columns: auto 1fr auto; margin-top: auto; padding: 17px 18px; }
.selected-check { align-items: center; background: var(--lime); border-radius: 50%; color: var(--forest); display: flex; font-size: 12px; font-weight: 800; height: 31px; justify-content: center; width: 31px; }
.selected-school div { display: grid; min-width: 0; }
.selected-school small { color: rgba(255,255,255,.48); font-size: 8px; }
.selected-school strong { font-size: 13px; overflow-wrap: anywhere; }
.selected-school a { color: var(--lime); font-size: 10px; font-weight: 700; opacity: .42; pointer-events: none; }
.selected-school.ready a { opacity: 1; pointer-events: auto; }
.school-note { color: var(--muted); font-size: 9px; margin: 11px 0 0; text-align: right; }

.delivery-section { background: var(--forest); color: white; }
.delivery-heading { align-items: flex-end; display: flex; justify-content: space-between; margin-bottom: 60px; }
.delivery-heading .section-label { color: var(--lime); }
.delivery-heading h2 { font-size: clamp(38px, 4vw, 58px); letter-spacing: -.065em; line-height: 1.25; margin: 0; }
.delivery-heading em { color: var(--lime); }
.delivery-heading > p { color: rgba(255,255,255,.55); font-size: 14px; margin: 0; }
.delivery-grid { display: grid; gap: 18px; grid-template-columns: 1fr 1fr; }
.delivery-card { color: var(--ink); min-height: 450px; padding: 36px; position: relative; }
.delivery-card.visit { background: white; }
.delivery-card.online { background: var(--lime); }
.delivery-icon { align-items: center; border: 1px solid currentColor; border-radius: 50%; display: flex; height: 44px; justify-content: center; margin-bottom: 35px; width: 44px; }
.delivery-icon span { font-family: "DM Sans"; font-size: 18px; }
.delivery-label { color: var(--green); font-family: "DM Sans"; font-size: 9px; font-weight: 800; letter-spacing: .14em; margin: 0 0 8px; }
.delivery-card h3 { font-size: 30px; letter-spacing: -.05em; margin: 0 0 15px; }
.delivery-card > p:not(.delivery-label) { color: var(--muted); font-size: 13px; margin: 0; max-width: 520px; }
.delivery-card ul { border-top: 1px solid rgba(16,38,30,.18); display: grid; gap: 10px; list-style: none; margin: 27px 0 55px; padding: 20px 0 0; }
.delivery-card li { font-size: 11px; }
.delivery-card li::before { color: var(--green); content: "✓"; font-weight: 800; margin-right: 9px; }
.delivery-card > a { border-bottom: 1px solid currentColor; bottom: 35px; font-size: 11px; font-weight: 800; left: 36px; padding-bottom: 4px; position: absolute; }
.delivery-note { color: rgba(255,255,255,.46); font-size: 9px; margin: 15px 0 0; text-align: right; }

.roadmap { background: var(--paper); display: grid; gap: 10%; grid-template-columns: .8fr 1.2fr; }
.roadmap-copy { align-self: start; position: sticky; top: 130px; }
.roadmap-copy > p:not(.section-label) { color: var(--muted); font-size: 15px; margin: 28px 0 35px; max-width: 400px; }
.plain-link.dark { border-color: var(--green); color: var(--green); }
.roadmap-list { list-style: none; margin: 0; padding: 0; }
.roadmap-list li { align-items: center; border-top: 1px solid var(--line); display: grid; gap: 20px; grid-template-columns: 100px 1fr auto; min-height: 145px; }
.roadmap-list li:last-child { border-bottom: 1px solid var(--line); }
.roadmap-list li > span { color: var(--green); font-family: "DM Sans"; font-size: 9px; font-weight: 700; letter-spacing: .1em; }
.roadmap-list strong { display: block; font-size: 20px; margin-bottom: 5px; }
.roadmap-list p { color: var(--muted); font-size: 12px; margin: 0; }
.roadmap-list b { color: transparent; font-family: "DM Sans"; font-size: 62px; -webkit-text-stroke: 1px #c8cec9; }

.review-section { background: var(--lime); }
.review-layout { display: grid; grid-template-columns: 130px 1fr; }
.big-quote { font-family: Georgia, serif; font-size: 150px; line-height: .9; }
blockquote { font-size: clamp(28px, 3.3vw, 49px); font-weight: 700; letter-spacing: -.06em; line-height: 1.45; margin: 0; }
blockquote em { color: var(--green); }
.review-meta { align-items: end; display: flex; grid-column: 2; justify-content: space-between; margin-top: 55px; }
.review-meta > div:first-child { display: grid; font-size: 13px; gap: 3px; }
.review-meta span { color: rgba(16,38,30,.6); }
.score-change { align-items: baseline; display: flex; font-family: "DM Sans"; gap: 12px; position: relative; }
.score-change span { font-size: 26px; }
.score-change i { font-style: normal; }
.score-change strong { font-size: 50px; }
.score-change small { bottom: -12px; font-family: "Noto Sans KR"; font-size: 9px; position: absolute; right: 0; }

.case-section { background: #e8eee7; }
.case-heading { align-items: flex-end; display: flex; justify-content: space-between; margin-bottom: 60px; }
.case-heading h2 { font-size: clamp(38px, 4vw, 58px); letter-spacing: -.065em; line-height: 1.25; margin: 0; }
.case-heading > p { color: var(--muted); font-size: 13px; margin: 0; }
.case-grid { display: grid; gap: 16px; grid-template-columns: repeat(3, 1fr); }
.case-card { background: white; border: 1px solid var(--line); min-height: 420px; padding: 30px; position: relative; transition: transform .25s; }
.case-card:hover { transform: translateY(-6px); }
.case-card.featured { background: var(--lime); border-color: var(--ink); }
.case-top { align-items: center; display: flex; justify-content: space-between; }
.case-top span { color: var(--green); font-family: "DM Sans"; font-size: 9px; font-weight: 800; letter-spacing: .12em; }
.case-top b { align-items: center; border: 1px solid var(--line); border-radius: 50%; display: flex; font-family: "DM Sans"; font-size: 9px; height: 31px; justify-content: center; width: 31px; }
.case-card.featured .case-top b { border-color: rgba(16,38,30,.3); }
.case-result { color: var(--green); display: block; font-size: 13px; margin-top: 62px; }
.case-card h3 { font-size: clamp(23px, 2.1vw, 30px); letter-spacing: -.05em; line-height: 1.4; margin: 12px 0 18px; }
.case-card > p { bottom: 28px; color: var(--muted); font-size: 12px; left: 30px; line-height: 1.8; margin: 0; position: absolute; right: 30px; }
.case-card.featured > p { color: rgba(16,38,30,.66); }
.case-source { border-bottom: 1px solid var(--green); color: var(--green); display: block; font-size: 11px; font-weight: 800; margin: 30px 0 0 auto; padding-bottom: 4px; width: max-content; }

.insight-section { background: var(--cream); }
.insight-heading { align-items: flex-end; display: flex; justify-content: space-between; margin-bottom: 60px; }
.insight-heading h2 { font-size: clamp(38px, 4vw, 58px); letter-spacing: -.065em; line-height: 1.25; margin: 0; }
.insight-heading > p { color: var(--muted); font-size: 14px; margin: 0; }
.insight-grid { display: grid; gap: 16px; grid-template-columns: repeat(3, 1fr); }
.insight-card { background: white; border: 1px solid var(--line); display: flex; flex-direction: column; min-height: 510px; padding: 32px; transition: box-shadow .25s, transform .25s; }
.insight-card:hover { box-shadow: 0 20px 45px rgba(16,38,30,.08); transform: translateY(-6px); }
.insight-card.featured { background: var(--forest); color: white; }
.insight-category { color: var(--green); font-size: 9px; font-weight: 800; letter-spacing: .1em; }
.insight-card.featured .insight-category { color: var(--lime); }
.insight-card h3 { font-size: clamp(21px, 2vw, 28px); letter-spacing: -.045em; line-height: 1.45; margin: 22px 0 18px; }
.insight-card > p { color: var(--muted); font-size: 12px; line-height: 1.85; margin: 0 0 22px; }
.insight-card.featured > p { color: rgba(255,255,255,.62); }
.insight-card ul { border-top: 1px solid var(--line); display: grid; gap: 9px; list-style: none; margin: 5px 0 25px; padding: 20px 0 0; }
.insight-card li { font-size: 11px; }
.insight-card li::before { color: var(--green); content: "✓"; font-weight: 800; margin-right: 8px; }
.insight-card > a { border-bottom: 1px solid currentColor; font-size: 11px; font-weight: 800; margin-top: auto; padding-bottom: 4px; width: max-content; }
.answer-box { background: rgba(255,255,255,.09); border: 1px solid rgba(255,255,255,.16); margin: 4px 0 25px; padding: 18px; }
.answer-box strong { color: var(--lime); font-size: 9px; letter-spacing: .08em; }
.answer-box p { color: rgba(255,255,255,.8); font-size: 12px; line-height: 1.75; margin: 7px 0 0; }
.insight-card dl { border-top: 1px solid var(--line); margin: 4px 0 25px; }
.insight-card dl div { align-items: center; border-bottom: 1px solid var(--line); display: grid; grid-template-columns: 45px 1fr; padding: 11px 0; }
.insight-card dt { color: var(--green); font-size: 10px; font-weight: 800; }
.insight-card dd { color: var(--muted); font-size: 10px; margin: 0; }

.faq { display: grid; gap: 12%; grid-template-columns: .65fr 1.35fr; }
.faq-heading { position: sticky; top: 130px; align-self: start; }
.faq-list { border-top: 1px solid var(--ink); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { align-items: center; cursor: pointer; display: flex; font-size: 17px; font-weight: 700; justify-content: space-between; list-style: none; padding: 25px 0; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary span { font-family: "DM Sans"; font-size: 24px; font-weight: 400; transition: transform .2s; }
.faq-list details[open] summary span { transform: rotate(45deg); }
.faq-list details p { color: var(--muted); font-size: 14px; margin: -8px 40px 25px 0; }

.contact { background: var(--forest); color: white; display: grid; gap: 10%; grid-template-columns: 1fr 1fr; }
.contact .section-label { color: var(--lime); }
.contact-copy em { color: var(--lime); }
.contact-copy > p:not(.section-label) { color: rgba(255,255,255,.6); font-size: 15px; margin-top: 28px; }
.contact-chip { border: 1px solid rgba(255,255,255,.23); border-radius: 99px; color: rgba(255,255,255,.75); display: inline-flex; font-size: 11px; gap: 8px; margin-top: 35px; padding: 9px 14px; }
.contact-chip span { color: var(--lime); }
.kakao-card { align-self: center; background: #fff; border-radius: 12px; color: var(--ink); padding: 28px; }
.kakao-card-head { align-items: center; border-bottom: 1px solid var(--line); display: grid; gap: 13px; grid-template-columns: auto 1fr auto; padding-bottom: 20px; }
.kakao-symbol { align-items: center; background: #fee500; border-radius: 50%; color: #2b1f00; display: flex; font-family: "DM Sans"; font-size: 17px; font-weight: 800; height: 43px; justify-content: center; width: 43px; }
.kakao-card-head div { display: grid; gap: 2px; }
.kakao-card-head small { color: #8f948f; font-family: "DM Sans"; font-size: 8px; font-weight: 700; letter-spacing: .14em; }
.kakao-card-head strong { font-size: 15px; }
.kakao-card-head i { background: #eaf7ed; border-radius: 99px; color: #16823f; font-size: 9px; font-style: normal; font-weight: 800; padding: 6px 9px; }
.kakao-guide { padding: 23px 0 25px; }
.kakao-guide > p { color: var(--muted); font-size: 13px; margin: 0 0 18px; }
.kakao-guide ul { display: grid; gap: 9px; list-style: none; margin: 0; padding: 0; }
.kakao-guide li { align-items: center; background: var(--cream); border-radius: 4px; display: flex; font-size: 12px; font-weight: 600; gap: 11px; padding: 10px 12px; }
.kakao-guide li span { color: var(--green); font-family: "DM Sans"; font-size: 9px; font-weight: 800; }
.button.kakao-button { background: #fee500; color: #2b1f00; width: 100%; }
.button.kakao-button:hover { background: #ffec3e; }
.kakao-note { color: #959c98; font-size: 9px; margin: 9px 0 0; text-align: center; }
.phone-consult { align-items: center; border-top: 1px solid var(--line); display: grid; gap: 8px; grid-template-columns: auto 1fr auto; margin-top: 20px; padding: 19px 2px 0; }
.phone-consult span { color: var(--muted); font-size: 10px; font-weight: 700; }
.phone-consult strong { font-family: "DM Sans"; font-size: 19px; letter-spacing: -.02em; text-align: right; }
.phone-consult b { color: var(--green); }
.floating-kakao { align-items: center; background: #fee500; border: 1px solid rgba(16,38,30,.18); border-radius: 50%; bottom: 24px; box-shadow: 0 10px 30px rgba(16,38,30,.18); color: #2b1f00; display: flex; flex-direction: column; height: 66px; justify-content: center; opacity: 0; pointer-events: none; position: fixed; right: 24px; transform: translateY(14px); transition: opacity .25s, transform .25s, visibility .25s; visibility: hidden; width: 66px; z-index: 40; }
.floating-kakao.visible { opacity: 1; pointer-events: auto; transform: translateY(0); visibility: visible; }
.floating-kakao:hover { transform: translateY(-4px); }
.floating-kakao span { font-family: "DM Sans"; font-size: 15px; font-weight: 800; line-height: 1; }
.floating-kakao strong { font-size: 10px; margin-top: 3px; }
.contact-form { display: grid; gap: 17px; }
.field-row { display: grid; gap: 14px; grid-template-columns: 1fr 1fr; }
.contact-form label { color: rgba(255,255,255,.75); display: grid; font-size: 11px; font-weight: 600; gap: 7px; }
.contact-form input, .contact-form select, .contact-form textarea { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.22); border-radius: 3px; color: white; outline: 0; padding: 13px 14px; resize: vertical; width: 100%; }
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { border-color: var(--lime); }
.contact-form option { color: var(--ink); }
.contact-form ::placeholder { color: rgba(255,255,255,.35); }
.agreement { align-items: center; display: flex !important; font-weight: 400 !important; grid-template-columns: auto 1fr; }
.agreement input { accent-color: var(--lime); height: 15px; width: 15px; }
.button.lime { background: var(--lime); color: var(--ink); width: 100%; }
.button.lime:hover { background: #dbff8f; }
.form-status { color: var(--lime); font-size: 11px; margin: 0; min-height: 18px; text-align: center; }

footer { align-items: center; background: #0a1e16; color: white; display: grid; gap: 8px; grid-template-columns: 1fr auto; padding: 45px clamp(24px, 5vw, 76px); }
.footer-logo { grid-row: span 2; }
footer p { color: rgba(255,255,255,.45); font-family: "DM Sans", "Noto Sans KR"; font-size: 9px; letter-spacing: .06em; margin: 0; text-align: right; }

.nav .active-page { color: var(--green); }
.blog-main { padding-top: 82px; }
.blog-hero { background: var(--forest); color: white; padding: 120px clamp(24px, 9vw, 140px) 105px; position: relative; }
.blog-hero::after { border: 1px solid rgba(202,255,92,.25); border-radius: 50%; content: ""; height: 290px; position: absolute; right: 9%; top: 70px; width: 290px; }
.blog-hero .section-label { color: var(--lime); }
.blog-hero h1 { font-size: clamp(48px, 5.4vw, 78px); letter-spacing: -.07em; line-height: 1.18; margin: 0; position: relative; z-index: 1; }
.blog-hero em { color: var(--lime); }
.blog-hero > p:last-child { color: rgba(255,255,255,.62); font-size: 15px; margin: 30px 0 0; position: relative; z-index: 1; }
.post-section { background: var(--paper); padding: 85px clamp(24px, 7vw, 108px) 130px; }
.post-toolbar { align-items: center; border-bottom: 1px solid var(--ink); display: flex; justify-content: space-between; padding-bottom: 20px; }
.post-category { display: flex; gap: 8px; }
.post-category button { align-items: center; background: white; border: 1px solid var(--line); border-radius: 99px; color: var(--muted); cursor: pointer; display: inline-flex; font-size: 11px; font-weight: 700; gap: 6px; padding: 9px 14px; }
.post-category button.active { background: var(--forest); border-color: var(--forest); color: var(--lime); }
.post-category button small { align-items: center; background: rgba(122,167,137,.14); border-radius: 999px; color: inherit; display: inline-flex; font-size: 10px; height: 18px; justify-content: center; min-width: 18px; padding: 0 5px; }
.post-toolbar > span { color: var(--muted); font-size: 10px; }
.post-guide-note { color: var(--muted); font-size: 13px; line-height: 1.6; margin: 16px 0 0; }
.post-grid { display: grid; gap: 18px; grid-template-columns: repeat(3, 1fr); padding-top: 30px; }
.post-date-divider { align-items: center; color: var(--forest); display: flex; font-size: 14px; font-weight: 800; gap: 14px; grid-column: 1 / -1; letter-spacing: -.02em; margin: 14px 0 2px; }
.post-date-divider::after { background: var(--line); content: ""; flex: 1; height: 1px; }
.post-date-divider span { background: var(--lime-soft); border: 1px solid rgba(122,167,137,.24); border-radius: 999px; padding: 8px 13px; }
.post-card { background: white; border: 1px solid var(--line); transition: box-shadow .25s, transform .25s; }
.post-card:hover { box-shadow: 0 20px 45px rgba(16,38,30,.09); transform: translateY(-6px); }
.post-card[hidden] { display: none; }
.post-thumb { align-items: center; display: flex; flex-direction: column; height: 250px; justify-content: center; overflow: hidden; position: relative; }
.post-thumb::before, .post-thumb::after { display: none; }
.post-thumb span, .post-thumb strong { display: none; }
.thumb-one { background: linear-gradient(rgba(9,31,23,.08), rgba(9,31,23,.58)), url("assets/tutoring-guide-thumbnail.jpg") center 48% / cover no-repeat; color: white; }
.thumb-two { background: linear-gradient(rgba(9,31,23,.08), rgba(9,31,23,.56)), url("assets/start-timing-thumbnail.jpg") center 48% / cover no-repeat; color: white; }
.thumb-three { background: linear-gradient(rgba(9,31,23,.08), rgba(9,31,23,.56)), url("assets/grade-roadmap-thumbnail.jpg") center 48% / cover no-repeat; color: white; }
.thumb-four { background: linear-gradient(rgba(9,31,23,.18), rgba(9,31,23,.62)), url("assets/dogok-english-reading-study.png") center 42% / cover no-repeat; color: white; }
.thumb-four::before, .thumb-four::after { border-color: rgba(255,255,255,.32); }
.thumb-four span, .thumb-four strong { text-shadow: 0 2px 15px rgba(9,31,23,.45); }
.thumb-five { background: linear-gradient(rgba(9,31,23,.16), rgba(9,31,23,.64)), url("assets/godeok-m3-error-review.jpg") center 48% / cover no-repeat; color: white; }
.thumb-six { background: linear-gradient(rgba(9,31,23,.14), rgba(9,31,23,.62)), url("assets/shinil-h2-calculation-test.jpg") center 45% / cover no-repeat; color: white; }
.thumb-seven { background: linear-gradient(rgba(9,31,23,.1), rgba(9,31,23,.58)), url("assets/hwagok-m1-concept-application.jpg") center 45% / cover no-repeat; color: white; }
.thumb-eight { background: linear-gradient(rgba(9,31,23,.13), rgba(9,31,23,.61)), url("assets/munyeong-h1-performance-prep.jpg") center 43% / cover no-repeat; color: white; }
.thumb-nine { background: linear-gradient(rgba(9,31,23,.08), rgba(9,31,23,.58)), url("assets/yonggok-m2-english-grammar-top5.jpg") center 48% / cover no-repeat; color: white; }
.thumb-ten { background: linear-gradient(rgba(9,31,23,.1), rgba(9,31,23,.58)), url("assets/sindorim-m2-math-functions.jpg") center 50% / cover no-repeat; color: white; }
.thumb-eleven { background: linear-gradient(rgba(9,31,23,.1), rgba(9,31,23,.6)), url("assets/geumcheon-h1-math-calculation-mistakes.jpg") center 48% / cover no-repeat; color: white; }
.thumb-twelve { background: linear-gradient(rgba(9,31,23,.08), rgba(9,31,23,.58)), url("assets/wolgye-m3-korean-reading.jpg") center 48% / cover no-repeat; color: white; }
.thumb-thirteen { background: linear-gradient(rgba(9,31,23,.1), rgba(9,31,23,.6)), url("assets/changdong-h1-english-writing.jpg") center 50% / cover no-repeat; color: white; }
.thumb-fourteen { background: linear-gradient(rgba(9,31,23,.08), rgba(9,31,23,.56)), url("assets/elementary-lower-study-habit.jpg") center 48% / cover no-repeat; color: white; }
.thumb-fifteen { background: linear-gradient(rgba(9,31,23,.1), rgba(9,31,23,.58)), url("assets/elementary-upper-middle-prep.jpg") center 50% / cover no-repeat; color: white; }
.thumb-sixteen { background: linear-gradient(rgba(9,31,23,.08), rgba(9,31,23,.58)), url("assets/study-korean-method-reading.jpg") center 48% / cover no-repeat; color: white; }
.thumb-seventeen { background: linear-gradient(rgba(9,31,23,.1), rgba(9,31,23,.58)), url("assets/study-english-method-balance.jpg") center 50% / cover no-repeat; color: white; }
.thumb-eighteen { background: linear-gradient(rgba(9,31,23,.1), rgba(9,31,23,.6)), url("assets/study-math-method-concept.jpg") center 48% / cover no-repeat; color: white; }
.thumb-nineteen { background: linear-gradient(rgba(9,31,23,.08), rgba(9,31,23,.58)), url("assets/choose-tutor-checklist.jpg") center 48% / cover no-repeat; color: white; }
.thumb-twenty { background: linear-gradient(rgba(9,31,23,.08), rgba(9,31,23,.58)), url("assets/study-social-method-map.jpg") center 48% / cover no-repeat; color: white; }
.thumb-twentyone { background: linear-gradient(rgba(9,31,23,.08), rgba(9,31,23,.58)), url("assets/study-science-method-experiment.jpg") center 48% / cover no-repeat; color: white; }
.thumb-twentytwo { background: linear-gradient(rgba(9,31,23,.08), rgba(9,31,23,.58)), url("assets/study-history-method-timeline.jpg") center 48% / cover no-repeat; color: white; }
.thumb-twentythree { background: linear-gradient(rgba(9,31,23,.08), rgba(9,31,23,.58)), url("assets/visit-online-tutoring-compare.jpg") center 48% / cover no-repeat; color: white; }
.thumb-twentyfour { background: linear-gradient(rgba(9,31,23,.08), rgba(9,31,23,.56)), url("assets/grade-middle1-adaptation.jpg") center 48% / cover no-repeat; color: white; }
.thumb-twentyfive { background: linear-gradient(rgba(9,31,23,.1), rgba(9,31,23,.58)), url("assets/grade-middle2-difficulty.jpg") center 48% / cover no-repeat; color: white; }
.thumb-twentysix { background: linear-gradient(rgba(9,31,23,.12), rgba(9,31,23,.6)), url("assets/grade-middle3-highschool-prep.jpg") center 48% / cover no-repeat; color: white; }
.thumb-twentyseven { background: linear-gradient(rgba(9,31,23,.08), rgba(9,31,23,.58)), url("assets/jangan-m1-math-foundation.jpg") center 48% / cover no-repeat; color: white; }
.thumb-twentyeight { background: linear-gradient(rgba(9,31,23,.08), rgba(9,31,23,.58)), url("assets/sadang-m3-korean-nonfiction.jpg") center 48% / cover no-repeat; color: white; }
.thumb-twentynine { background: linear-gradient(rgba(9,31,23,.1), rgba(9,31,23,.6)), url("assets/yeomni-h2-math-functions.jpg") center 48% / cover no-repeat; color: white; }
.thumb-thirty { background: linear-gradient(rgba(9,31,23,.08), rgba(9,31,23,.58)), url("assets/namgajwa-h1-korean-problems.jpg") center 48% / cover no-repeat; color: white; }
.thumb-thirtyone { background: linear-gradient(rgba(9,31,23,.1), rgba(9,31,23,.6)), url("assets/bangbae-h3-english-naeshin-mock.jpg") center 48% / cover no-repeat; color: white; }
.thumb-thirtytwo { background: linear-gradient(rgba(9,31,23,.1), rgba(9,31,23,.58)), url("assets/weekly-vs-twice-tutoring.jpg") center 48% / cover no-repeat; color: white; }
.thumb-thirtythree { background: linear-gradient(rgba(9,31,23,.08), rgba(9,31,23,.58)), url("assets/exam-two-week-plan.jpg") center 48% / cover no-repeat; color: white; }
.thumb-thirtyfour { background: linear-gradient(rgba(9,31,23,.08), rgba(9,31,23,.58)), url("assets/grade-high1-guide.jpg") center 48% / cover no-repeat; color: white; }
.thumb-thirtyfive { background: linear-gradient(rgba(9,31,23,.1), rgba(9,31,23,.6)), url("assets/grade-high2-guide.jpg") center 48% / cover no-repeat; color: white; }
.thumb-thirtysix { background: linear-gradient(rgba(9,31,23,.12), rgba(9,31,23,.62)), url("assets/grade-high3-guide.jpg") center 48% / cover no-repeat; color: white; }
.thumb-thirtyseven { background: linear-gradient(rgba(9,31,23,.08), rgba(9,31,23,.58)), url("assets/doseon-m1-english-vocab.jpg") center 48% / cover no-repeat; color: white; }
.thumb-thirtyeight { background: linear-gradient(rgba(9,31,23,.1), rgba(9,31,23,.6)), url("assets/gireum-h1-math-drop.jpg") center 48% / cover no-repeat; color: white; }
.thumb-thirtynine { background: linear-gradient(rgba(9,31,23,.08), rgba(9,31,23,.58)), url("assets/munjeong-m2-english-grammar-test.jpg") center 48% / cover no-repeat; color: white; }
.thumb-forty { background: linear-gradient(rgba(9,31,23,.1), rgba(9,31,23,.6)), url("assets/sinjeong-h1-english-slow-reading.jpg") center 48% / cover no-repeat; color: white; }
.thumb-fortyone { background: linear-gradient(rgba(9,31,23,.08), rgba(9,31,23,.58)), url("assets/singil-m1-korean-reading.jpg") center 48% / cover no-repeat; color: white; }
.thumb-fortytwo { background: linear-gradient(rgba(9,31,23,.08), rgba(9,31,23,.58)), url("assets/consultation-questions-before-tutoring.jpg") center 48% / cover no-repeat; color: white; }
.thumb-fortythree { background: linear-gradient(rgba(9,31,23,.1), rgba(9,31,23,.6)), url("assets/why-error-note-not-improve.jpg") center 48% / cover no-repeat; color: white; }
.thumb-fortyfour { background: linear-gradient(rgba(9,31,23,.08), rgba(9,31,23,.58)), url("assets/elementary-study-habit-start.jpg") center 48% / cover no-repeat; color: white; }
.thumb-fortyfive { background: linear-gradient(rgba(9,31,23,.08), rgba(9,31,23,.58)), url("assets/ichon-m3-korean-school-exam.jpg") center 48% / cover no-repeat; color: white; }
.thumb-fortysix { background: linear-gradient(rgba(9,31,23,.1), rgba(9,31,23,.6)), url("assets/yongam-m3-math-highschool-prep.jpg") center 48% / cover no-repeat; color: white; }
.thumb-fortyseven { background: linear-gradient(rgba(9,31,23,.08), rgba(9,31,23,.58)), url("assets/changsin-m1-english-grammar-apply.jpg") center 48% / cover no-repeat; color: white; }
.thumb-fortyeight { background: linear-gradient(rgba(9,31,23,.1), rgba(9,31,23,.6)), url("assets/sindang-h1-english-tutoring-fit.jpg") center 48% / cover no-repeat; color: white; }
.thumb-fortynine { background: linear-gradient(rgba(9,31,23,.1), rgba(9,31,23,.6)), url("assets/myeonmok-h3-korean-naeshin-csat.jpg") center 48% / cover no-repeat; color: white; }
.thumb-five::before, .thumb-five::after, .thumb-six::before, .thumb-six::after, .thumb-seven::before, .thumb-seven::after, .thumb-eight::before, .thumb-eight::after, .thumb-nine::before, .thumb-nine::after, .thumb-ten::before, .thumb-ten::after, .thumb-eleven::before, .thumb-eleven::after, .thumb-twelve::before, .thumb-twelve::after, .thumb-thirteen::before, .thumb-thirteen::after, .thumb-fourteen::before, .thumb-fourteen::after, .thumb-fifteen::before, .thumb-fifteen::after, .thumb-sixteen::before, .thumb-sixteen::after, .thumb-seventeen::before, .thumb-seventeen::after, .thumb-eighteen::before, .thumb-eighteen::after, .thumb-nineteen::before, .thumb-nineteen::after { border-color: rgba(255,255,255,.3); }
.thumb-five span, .thumb-five strong, .thumb-six span, .thumb-six strong, .thumb-seven span, .thumb-seven strong, .thumb-eight span, .thumb-eight strong, .thumb-nine span, .thumb-nine strong, .thumb-ten span, .thumb-ten strong, .thumb-eleven span, .thumb-eleven strong, .thumb-twelve span, .thumb-twelve strong, .thumb-thirteen span, .thumb-thirteen strong, .thumb-fourteen span, .thumb-fourteen strong, .thumb-fifteen span, .thumb-fifteen strong, .thumb-sixteen span, .thumb-sixteen strong, .thumb-seventeen span, .thumb-seventeen strong, .thumb-eighteen span, .thumb-eighteen strong, .thumb-nineteen span, .thumb-nineteen strong { text-shadow: 0 2px 15px rgba(9,31,23,.48); }
.post-thumb::before { background: var(--thumb-accent, #79a789); bottom: 0; content: ""; display: block; height: 6px; left: 0; position: absolute; width: 100%; }
.post-thumb::after { background: rgba(255,255,255,.92); border: 1px solid rgba(255,255,255,.5); border-radius: 999px; bottom: 18px; box-shadow: 0 10px 24px rgba(9,31,23,.16); color: var(--thumb-accent, #1e6d42); content: var(--thumb-label, "공부가이드"); display: block; font-size: 12px; font-weight: 800; left: 18px; letter-spacing: -.02em; padding: 9px 13px; position: absolute; }
.thumb-one { --thumb-label: "과외 선택"; --thumb-accent: #1f8f5f; }
.thumb-two { --thumb-label: "시작 시점"; --thumb-accent: #e98257; }
.thumb-three { --thumb-label: "학년별 로드맵"; --thumb-accent: #5f8fe8; }
.thumb-four { --thumb-label: "고1 영어 · 독해"; --thumb-accent: #3f73d8; }
.thumb-five { --thumb-label: "중3 수학 · 오답"; --thumb-accent: #294f8f; }
.thumb-six { --thumb-label: "고2 수학 · 계산"; --thumb-accent: #c43b3b; }
.thumb-seven { --thumb-label: "중1 수학 · 개념"; --thumb-accent: #2d8f7a; }
.thumb-eight { --thumb-label: "고1 영어 · 수행"; --thumb-accent: #6d6fd6; }
.thumb-nine { --thumb-label: "중2 영어 · 문법"; --thumb-accent: #2f73d9; }
.thumb-ten { --thumb-label: "중2 수학 · 함수"; --thumb-accent: #22589c; }
.thumb-eleven { --thumb-label: "고1 수학 · 실수"; --thumb-accent: #d34b43; }
.thumb-twelve { --thumb-label: "중3 국어 · 독해"; --thumb-accent: #2f8b63; }
.thumb-thirteen { --thumb-label: "고1 영어 · 서술형"; --thumb-accent: #4f6fd8; }
.thumb-fourteen { --thumb-label: "초등 저학년"; --thumb-accent: #f09b63; }
.thumb-fifteen { --thumb-label: "초등 고학년"; --thumb-accent: #5f8fe8; }
.thumb-sixteen { --thumb-label: "국어 공부법"; --thumb-accent: #27875a; }
.thumb-seventeen { --thumb-label: "영어 공부법"; --thumb-accent: #3d73d8; }
.thumb-eighteen { --thumb-label: "수학 공부법"; --thumb-accent: #223f88; }
.thumb-nineteen { --thumb-label: "선생님 선택"; --thumb-accent: #1f8f5f; }
.thumb-twenty { --thumb-label: "사회 공부법"; --thumb-accent: #238277; }
.thumb-twentyone { --thumb-label: "과학 공부법"; --thumb-accent: #2d8fb8; }
.thumb-twentytwo { --thumb-label: "한국사 공부법"; --thumb-accent: #b65b3b; }
.thumb-twentythree { --thumb-label: "방문/화상 과외"; --thumb-accent: #4f73d8; }
.thumb-twentyfour { --thumb-label: "중1 · 적응"; --thumb-accent: #58a982; }
.thumb-twentyfive { --thumb-label: "중2 · 내신"; --thumb-accent: #e98257; }
.thumb-twentysix { --thumb-label: "중3 · 고등 준비"; --thumb-accent: #6c75d8; }
.thumb-twentyseven { --thumb-label: "중1 수학 · 기초"; --thumb-accent: #2d8f7a; }
.thumb-twentyeight { --thumb-label: "중3 국어 · 비문학"; --thumb-accent: #2f8b63; }
.thumb-twentynine { --thumb-label: "고2 수학 · 함수"; --thumb-accent: #22589c; }
.thumb-thirty { --thumb-label: "고1 국어 · 문제풀이"; --thumb-accent: #27875a; }
.thumb-thirtyone { --thumb-label: "고3 영어 · 내신/모의"; --thumb-accent: #3d73d8; }
.thumb-thirtytwo { --thumb-label: "과외 횟수"; --thumb-accent: #1f8f5f; }
.thumb-thirtythree { --thumb-label: "시험 2주 전"; --thumb-accent: #e98257; }
.thumb-thirtyfour { --thumb-label: "고1 · 첫 내신"; --thumb-accent: #58a982; }
.thumb-thirtyfive { --thumb-label: "고2 · 성적 관리"; --thumb-accent: #22589c; }
.thumb-thirtysix { --thumb-label: "고3 · 최종 관리"; --thumb-accent: #6c75d8; }
.thumb-thirtyseven { --thumb-label: "중1 영어 · 단어"; --thumb-accent: #3d73d8; }
.thumb-thirtyeight { --thumb-label: "고1 수학 · 하락"; --thumb-accent: #c43b3b; }
.thumb-thirtynine { --thumb-label: "중2 영어 · 문법"; --thumb-accent: #2f73d9; }
.thumb-forty { --thumb-label: "고1 영어 · 독해 속도"; --thumb-accent: #4f6fd8; }
.thumb-fortyone { --thumb-label: "중1 국어 · 독해력"; --thumb-accent: #27875a; }
.thumb-fortytwo { --thumb-label: "상담 전 질문"; --thumb-accent: #1f8f5f; }
.thumb-fortythree { --thumb-label: "오답노트 관리"; --thumb-accent: #c43b3b; }
.thumb-fortyfour { --thumb-label: "초등 공부 습관"; --thumb-accent: #f09b63; }
.thumb-fortyfive { --thumb-label: "중3 국어 · 내신"; --thumb-accent: #27875a; }
.thumb-fortysix { --thumb-label: "중3 수학 · 고등 준비"; --thumb-accent: #22589c; }
.thumb-fortyseven { --thumb-label: "중1 영어 · 문법 적용"; --thumb-accent: #2f73d9; }
.thumb-fortyeight { --thumb-label: "고1 영어 · 과외 효과"; --thumb-accent: #3d73d8; }
.thumb-fortynine { --thumb-label: "고3 국어 · 내신/수능"; --thumb-accent: #6c75d8; }
.post-body { min-height: 305px; padding: 27px; }
.post-body > span { color: var(--green); font-size: 9px; font-weight: 800; letter-spacing: .08em; }
.post-body h2 { font-size: 21px; letter-spacing: -.045em; line-height: 1.5; margin: 14px 0 15px; }
.post-body p { color: var(--muted); font-size: 11px; line-height: 1.75; margin: 0 0 28px; }
.post-body time { color: #9aa39f; font-family: "DM Sans"; font-size: 9px; }
.blog-cta { align-items: center; background: var(--lime); display: flex; justify-content: space-between; padding: 70px clamp(24px, 7vw, 108px); }
.blog-cta .section-label { margin-bottom: 14px; }
.blog-cta h2 { font-size: clamp(30px, 3.2vw, 46px); letter-spacing: -.06em; line-height: 1.3; margin: 0; }
.blog-cta > div:last-child { display: grid; gap: 12px; min-width: 290px; }
.blog-phone { border-bottom: 1px solid var(--ink); font-family: "DM Sans", "Noto Sans KR"; font-size: 12px; font-weight: 700; padding: 8px 0 5px; text-align: center; }

.article-header { position: absolute; }
.article-nav { align-items: center; display: flex; font-size: 12px; font-weight: 700; gap: 25px; }
.article-main { background: var(--paper); padding: 150px clamp(24px, 7vw, 110px) 120px; }
.article-main > article { margin: 0 auto; max-width: 900px; }
.article-title { border-bottom: 1px solid var(--ink); padding: 30px 0 55px; }
.article-title > span { color: var(--green); font-size: 10px; font-weight: 800; letter-spacing: .08em; }
.article-title h1 { font-size: clamp(40px, 5vw, 66px); letter-spacing: -.07em; line-height: 1.28; margin: 22px 0 25px; }
.article-title > p { color: var(--muted); font-size: 16px; line-height: 1.8; margin: 0 0 25px; }
.article-title time { color: #959d99; font-size: 10px; }
.article-content { font-size: 16px; line-height: 2; margin: 0 auto; max-width: 740px; padding: 65px 0; }
.article-content p { color: #4f5f58; margin: 0 0 30px; }
.article-content .article-lead { color: var(--ink); font-size: 21px; font-weight: 600; letter-spacing: -.025em; line-height: 1.8; margin-bottom: 55px; }
.article-content h2 { font-size: 25px; letter-spacing: -.045em; line-height: 1.45; margin: 58px 0 18px; }
.article-content h3 { font-size: 18px; letter-spacing: -.035em; line-height: 1.55; margin: 30px 0 10px; }
.article-check { background: #eaf2e7; border-left: 4px solid var(--green); margin: 45px 0; padding: 27px 30px; }
.article-check strong { display: block; font-size: 14px; margin-bottom: 14px; }
.article-check ul { display: grid; gap: 8px; list-style: none; margin: 0; padding: 0; }
.article-check li { color: #4f5f58; font-size: 13px; }
.article-check li::before { color: var(--green); content: "✓"; font-weight: 800; margin-right: 9px; }
.article-visual { margin: 55px 0; }
.article-visual img { aspect-ratio: 3 / 2; border: 1px solid var(--line); display: block; height: auto; object-fit: cover; width: 100%; }
.article-visual figcaption { color: var(--muted); font-size: 11px; line-height: 1.7; margin-top: 11px; }
.article-cta { align-items: center; background: var(--forest); color: white; display: grid; gap: 18px; grid-template-columns: 1fr auto auto; margin: 0 auto; max-width: 900px; padding: 27px 30px; }
.article-cta p { font-size: 15px; font-weight: 700; margin: 0; }
.article-cta a { border-bottom: 1px solid rgba(255,255,255,.45); font-size: 10px; font-weight: 700; padding-bottom: 3px; }
.article-cta a:first-of-type { color: var(--lime); }
.mobile-consult-bar { display: none; }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

@media (max-width: 1020px) {
  .nav { gap: 20px; }
  .hero { grid-template-columns: 1fr 1fr; padding-left: 35px; padding-right: 35px; }
  .hero h1 { font-size: 55px; }
  .diagnosis-card { right: -10px; width: 205px; }
  .program-panel { grid-template-columns: 100px 1fr 220px; }
  .manifesto-grid { gap: 12px; }
}

@media (max-width: 760px) {
  .header { height: 70px; padding: 0 20px; }
  .menu-toggle { display: block; position: relative; z-index: 2; }
  .menu-toggle.open i:first-child { transform: translateY(4px) rotate(45deg); }
  .menu-toggle.open i:last-child { transform: translateY(-4px) rotate(-45deg); }
  .nav { align-items: stretch; background: var(--paper); display: none; flex-direction: column; gap: 20px; left: 0; padding: 94px 22px 30px; position: absolute; right: 0; top: 0; }
  .nav.open { display: flex; }
  .nav-button { text-align: center; }
  .hero { display: flex; flex-direction: column; gap: 45px; min-height: 0; padding: 120px 20px 60px; }
  .hero-copy { padding: 0; }
  .hero h1 { font-size: 45px; }
  .hero-description br { display: none; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 18px; }
  .mini-proof { margin-top: 38px; }
  .hero-visual { min-height: 500px; }
  .photo-frame { border-radius: 90px 12px 12px 12px; }
  .photo-frame img { object-position: 57% center; }
  .diagnosis-card { bottom: 18px; right: 10px; transform: scale(.85); transform-origin: bottom right; }
  .ticker > div { font-size: 13px; gap: 25px; }
  .section { padding: 85px 20px; }
  .manifesto-top { align-items: flex-start; flex-direction: column; gap: 30px; margin-bottom: 55px; }
  .manifesto-top > p:last-child { font-size: 26px; text-align: left; }
  .manifesto-grid { grid-template-columns: 1fr; }
  .principle, .principle.featured { min-height: 320px; transform: none; }
  .principle.featured:hover { transform: translateY(-7px); }
  .section-title { align-items: flex-start; flex-direction: column; gap: 22px; }
  .section-title h2, .roadmap-copy h2, .faq-heading h2, .contact-copy h2 { font-size: 36px; }
  .class-tabs button { font-size: 12px; padding: 14px 5px; }
  .program-panel { grid-template-columns: 1fr; }
  .program-number { border-bottom: 1px solid var(--ink); border-right: 0; font-size: 38px; padding: 20px; }
  .program-copy { padding: 40px 20px; }
  .program-copy h3 { font-size: 27px; }
  .program-shape { border-left: 0; border-top: 1px solid var(--ink); min-height: 200px; }
  .subject-heading { align-items: flex-start; flex-direction: column; gap: 22px; }
  .subject-heading h2 { font-size: 36px; }
  .subject-tabs { grid-template-columns: repeat(3, 1fr); }
  .subject-tabs button:nth-child(3) { border-right: 0; }
  .subject-tabs button:nth-child(-n+3) { border-bottom: 1px solid var(--ink); }
  .subject-panel { grid-template-columns: 1fr; }
  .subject-visual { min-height: 280px; }
  .subject-visual > strong { font-size: 82px; }
  .subject-visual i:nth-of-type(1) { height: 160px; width: 160px; }
  .subject-visual i:nth-of-type(2) { height: 230px; width: 230px; }
  .subject-visual i:nth-of-type(3) { height: 320px; width: 320px; }
  .subject-content { padding: 45px 20px; }
  .subject-content h3 { font-size: 29px; }
  .subject-focus, .subject-target { align-items: flex-start; flex-direction: column; gap: 11px; }
  .school-heading { align-items: flex-start; flex-direction: column; gap: 22px; }
  .school-heading h2 { font-size: 36px; }
  .school-finder { grid-template-columns: 1fr; }
  .finder-controls { border-bottom: 1px solid var(--ink); border-right: 0; padding: 30px 20px; }
  .finder-results { min-height: 590px; padding: 30px 20px; }
  .region-list { gap: 6px; }
  .region-list button { min-width: 45px; padding: 7px 11px; }
  .school-results { grid-template-columns: 1fr; }
  .school-item:nth-child(odd) { border-right: 0; }
  .selected-school { grid-template-columns: auto 1fr; }
  .selected-school a { grid-column: 2; }
  .school-note { text-align: left; }
  .delivery-heading { align-items: flex-start; flex-direction: column; gap: 22px; }
  .delivery-heading h2 { font-size: 36px; }
  .delivery-grid { grid-template-columns: 1fr; }
  .delivery-card { min-height: 430px; padding: 28px 22px; }
  .delivery-card > a { bottom: 28px; left: 22px; }
  .delivery-note { text-align: left; }
  .roadmap { grid-template-columns: 1fr; }
  .roadmap-copy, .faq-heading { position: static; }
  .roadmap-list { margin-top: 50px; }
  .roadmap-list li { grid-template-columns: 75px 1fr auto; }
  .roadmap-list b { font-size: 36px; }
  .review-layout { grid-template-columns: 1fr; }
  .big-quote { font-size: 90px; height: 80px; }
  blockquote { font-size: 28px; }
  .review-meta { align-items: flex-start; flex-direction: column; gap: 30px; grid-column: 1; }
  .case-heading { align-items: flex-start; flex-direction: column; gap: 22px; }
  .case-heading h2 { font-size: 36px; }
  .case-grid { grid-template-columns: 1fr; }
  .case-card { min-height: 390px; }
  .insight-heading { align-items: flex-start; flex-direction: column; gap: 22px; }
  .insight-heading h2 { font-size: 36px; }
  .insight-grid { grid-template-columns: 1fr; }
  .insight-card { min-height: 0; }
  .faq { grid-template-columns: 1fr; }
  .faq-list { margin-top: 45px; }
  .faq-list summary { font-size: 15px; }
  .contact { grid-template-columns: 1fr; }
  .contact-form, .kakao-card { margin-top: 50px; }
  .field-row { grid-template-columns: 1fr; }
  .floating-kakao { bottom: 16px; height: 58px; right: 16px; width: 58px; }
  footer { grid-template-columns: 1fr; }
  .footer-logo { grid-row: auto; margin-bottom: 15px; }
  footer p { text-align: left; }
  .blog-main { padding-top: 70px; }
  .blog-hero { padding: 85px 20px 75px; }
  .blog-hero::after { height: 170px; right: -50px; top: 60px; width: 170px; }
  .blog-hero h1 { font-size: 44px; }
  .blog-hero > p:last-child br { display: none; }
  .post-section { padding: 55px 20px 85px; }
  .post-toolbar { align-items: flex-start; flex-direction: column; gap: 15px; }
  .post-category { flex-wrap: wrap; }
  .post-grid { grid-template-columns: 1fr; }
  .post-thumb { height: 220px; }
  .post-body { min-height: 0; }
  .blog-cta { align-items: flex-start; flex-direction: column; gap: 35px; }
  .blog-cta > div:last-child { min-width: 100%; }
  .mobile-consult-bar { background: rgba(9,31,23,.92); border: 1px solid rgba(255,255,255,.18); border-radius: 999px; bottom: 14px; box-shadow: 0 18px 35px rgba(9,31,23,.22); display: grid; gap: 6px; grid-template-columns: 1fr 1fr; left: 14px; padding: 6px; position: fixed; right: 14px; z-index: 30; }
  .mobile-consult-bar a { align-items: center; border-radius: 999px; color: white; display: flex; font-size: 13px; font-weight: 800; justify-content: center; min-height: 44px; }
  .mobile-consult-bar a:first-child { background: var(--lime); color: var(--forest); }
  .blog-footer { padding-bottom: 92px; }
  .article-nav a:first-child { display: none; }
  .article-main { padding: 110px 20px 80px; }
  .article-title { padding: 25px 0 40px; }
  .article-title h1 { font-size: 37px; }
  .article-title > p { font-size: 14px; }
  .article-content { font-size: 15px; padding: 45px 0; }
  .article-content .article-lead { font-size: 18px; }
  .article-content h2 { font-size: 22px; margin-top: 45px; }
  .article-check { padding: 22px 20px; }
  .article-visual { margin: 40px 0; }
  .article-cta { align-items: flex-start; grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .ticker > div { animation: none; }
}