/* 마이챌린지 공개 사이트 — 흰 바탕 + 포인트 블루 */
:root {
  --blue: #2457F5;
  --blue-700: #1a44c7;
  --blue-50: #f4f7ff;
  --blue-100: #e7edff;
  --blue-200: #cdd9ff;
  --ink: #121624;
  --ink-2: #363c4e;
  --muted: #687083;
  --line: #e6e8ee;
  --line-2: #eef0f4;
  --bg: #ffffff;
  --bg-soft: #f7f8fb;
  --green: #12925a;
  --green-50: #e9f7f0;
  --red: #d33a2c;
  --amber: #b86a00;
  --r: 16px;
  --r-sm: 10px;
  --shadow-1: 0 1px 2px rgba(18, 22, 36, .04), 0 2px 8px rgba(18, 22, 36, .04);
  --shadow-2: 0 2px 6px rgba(18, 22, 36, .05), 0 18px 40px -12px rgba(18, 22, 36, .14);
  --font: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont, system-ui, "Apple SD Gothic Neo", "Noto Sans KR", "Malgun Gothic", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 84px; }
body { margin: 0; font-family: var(--font); font-size: 16px; line-height: 1.65; color: var(--ink); background: var(--bg); word-break: keep-all; overflow-wrap: anywhere; -webkit-font-smoothing: antialiased; }
img, svg { max-width: 100%; }
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
:focus-visible { outline: 3px solid rgba(36, 87, 245, .45); outline-offset: 2px; border-radius: 6px; }
h1, h2, h3 { line-height: 1.28; letter-spacing: -.025em; margin: 0 0 .5em; color: var(--ink); }
p { margin: 0 0 1em; }
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 20px; }
.wrap.narrow { max-width: 820px; }
.center { text-align: center; }
.small { font-size: .9rem; }
.muted { color: var(--muted); }
[hidden] { display: none !important; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--ink); color: #fff; padding: 8px 14px; border-radius: 8px; z-index: 100; }
.skip:focus { left: 8px; }

/* 버튼 */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; height: 42px; padding: 0 18px; border-radius: 11px; border: 1px solid transparent; font: inherit; font-weight: 700; font-size: .95rem; letter-spacing: -.01em; cursor: pointer; white-space: nowrap; transition: background .15s, border-color .15s, color .15s, transform .15s; text-decoration: none !important; }
.btn-primary { background: var(--blue); color: #fff; }
.btn-primary:hover { background: var(--blue-700); }
.btn-line { background: #fff; color: var(--ink); border-color: var(--line); }
.btn-line:hover { border-color: var(--blue-200); color: var(--blue); }
.btn-quiet { background: transparent; color: var(--ink-2); }
.btn-quiet:hover { background: var(--bg-soft); }
.btn-white { background: #fff; color: var(--blue); }
.btn-white:hover { background: var(--blue-50); }
.btn-ghost-white { background: transparent; color: #fff; border-color: rgba(255, 255, 255, .45); }
.btn-ghost-white:hover { background: rgba(255, 255, 255, .12); }
.btn-lg { height: 52px; padding: 0 24px; font-size: 1.02rem; border-radius: 13px; }
.btn-sm { height: 36px; padding: 0 13px; font-size: .88rem; border-radius: 9px; }
.btn-block { width: 100%; }
.btn[disabled] { opacity: .6; cursor: wait; }

/* 머리글 */
.sh { position: sticky; top: 0; z-index: 50; background: rgba(255, 255, 255, .9); backdrop-filter: saturate(180%) blur(12px); -webkit-backdrop-filter: saturate(180%) blur(12px); border-bottom: 1px solid var(--line-2); }
.sh-in { display: flex; align-items: center; gap: 28px; height: 66px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none !important; flex: none; }
.logo-mark { width: 32px; height: 32px; }
.brand-name { font-weight: 800; font-size: 1.08rem; letter-spacing: -.03em; }
.brand-name small { margin-left: 6px; font-size: .78rem; font-weight: 600; color: var(--muted); letter-spacing: 0; }
.sh-nav { display: none; gap: 2px; }
.sh-nav a { padding: 8px 12px; border-radius: 9px; color: var(--ink-2); font-weight: 600; font-size: .95rem; text-decoration: none; }
.sh-nav a:hover { background: var(--bg-soft); color: var(--ink); }
.sh-nav a[aria-current="page"] { color: var(--blue); background: var(--blue-50); }
.sh-cta { display: none; margin-left: auto; gap: 6px; }
.sh-cta > span { display: inline-flex; gap: 6px; }
.mnav { margin-left: auto; position: relative; }
.mnav summary { list-style: none; width: 42px; height: 42px; border-radius: 11px; border: 1px solid var(--line); display: grid; place-content: center; gap: 4px; cursor: pointer; }
.mnav summary::-webkit-details-marker { display: none; }
.mnav summary span { display: block; width: 18px; height: 2px; border-radius: 2px; background: var(--ink); transition: transform .2s, opacity .2s; }
.mnav[open] summary span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.mnav[open] summary span:nth-child(2) { opacity: 0; }
.mnav[open] summary span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
.mnav-panel { position: fixed; left: 0; right: 0; top: 66px; background: #fff; border-bottom: 1px solid var(--line); box-shadow: var(--shadow-2); padding: 10px 20px 20px; max-height: calc(100vh - 66px); overflow: auto; }
.mnav-panel nav { display: grid; }
.mnav-panel nav a { padding: 13px 4px; border-bottom: 1px solid var(--line-2); color: var(--ink); font-weight: 650; text-decoration: none; }
.mnav-panel nav a[aria-current="page"] { color: var(--blue); }
.mnav-cta { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 14px; }
.mnav-cta.auth-member { grid-template-columns: 1fr; }
@media (min-width: 1000px) { .sh-nav { display: flex; } .sh-cta { display: flex; } .mnav { display: none; } }

/* 공통 섹션 */
.sec { padding: 84px 0; }
.sec-tight { padding: 48px 0 72px; }
.sec-tint { background: var(--bg-soft); }
.sec-head { margin-bottom: 36px; max-width: 760px; }
.sec-head.row { display: flex; justify-content: space-between; align-items: flex-end; gap: 20px; max-width: none; flex-wrap: wrap; }
.sec-head h2 { font-size: clamp(1.55rem, 3vw, 2.15rem); font-weight: 800; margin: 0; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; margin: 0 0 12px; color: var(--blue); font-weight: 750; font-size: .9rem; letter-spacing: -.01em; }
.eyebrow a { color: inherit; }
.eyebrow .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--blue); box-shadow: 0 0 0 4px var(--blue-100); }
.more { font-weight: 700; font-size: .95rem; white-space: nowrap; }
.more::after { content: " →"; }
.g-more { display: inline-block; margin-top: auto; padding-top: 14px; color: var(--blue); font-weight: 700; font-size: .9rem; }
.g-more::after { content: " →"; transition: margin .15s; }
@media (max-width: 720px) { .sec { padding: 60px 0; } .sec-head { margin-bottom: 26px; } }

/* 히어로 */
.hero { position: relative; padding: 72px 0 84px; overflow: hidden; background: #fff; }
.hero::before { content: ""; position: absolute; inset: 0; background-image: radial-gradient(circle at 1px 1px, #e3e7f1 1px, transparent 0); background-size: 26px 26px; mask-image: linear-gradient(180deg, rgba(0,0,0,.55), transparent 75%); -webkit-mask-image: linear-gradient(180deg, rgba(0,0,0,.55), transparent 75%); pointer-events: none; }
.hero-in { position: relative; display: grid; gap: 48px; align-items: center; }
@media (min-width: 980px) { .hero-in { grid-template-columns: 1.05fr .95fr; gap: 56px; } .hero { padding: 96px 0 104px; } }
.hero h1 { font-size: clamp(2.3rem, 5.4vw, 3.75rem); font-weight: 850; letter-spacing: -.045em; line-height: 1.16; margin-bottom: 22px; }
.hero h1 em { font-style: normal; color: var(--blue); background: linear-gradient(transparent 68%, var(--blue-100) 0); }
.lead { font-size: 1.1rem; line-height: 1.75; color: var(--ink-2); max-width: 600px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; margin: 30px 0 34px; }
.hero-actions.center { justify-content: center; }
.hero-facts { display: flex; gap: 28px; padding: 0; margin: 0; list-style: none; flex-wrap: wrap; }
.hero-facts li { color: var(--muted); font-size: .92rem; display: flex; flex-direction: column; }
.hero-facts b { color: var(--ink); font-size: 1.45rem; font-weight: 800; letter-spacing: -.03em; line-height: 1.2; }

.hero-visual { position: relative; padding: 18px 26px 58px 0; }
.hero-visual > .mock:first-child { padding-bottom: 46px; }
.mock { background: #fff; border: 1px solid var(--line); border-radius: 18px; box-shadow: var(--shadow-2); padding: 22px; }
.mock-head { display: flex; gap: 6px; margin-bottom: 12px; flex-wrap: wrap; }
.chip { display: inline-flex; align-items: center; height: 26px; padding: 0 10px; border-radius: 99px; background: var(--bg-soft); border: 1px solid var(--line); font-size: .78rem; font-weight: 700; color: var(--ink-2); }
.chip-blue { background: var(--blue-50); border-color: var(--blue-100); color: var(--blue); }
.mock-title { display: block; font-size: 1.12rem; letter-spacing: -.02em; margin-bottom: 14px; }
.mock-progress { height: 8px; border-radius: 99px; background: var(--line-2); overflow: hidden; margin-bottom: 16px; }
.mock-progress span { display: block; height: 100%; background: var(--blue); border-radius: 99px; }
.mock-ms { list-style: none; padding: 0; margin: 0 0 16px; display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.mock-ms li { display: flex; align-items: center; gap: 8px; font-size: .88rem; color: var(--muted); }
.mock-ms li::before { content: ""; width: 16px; height: 16px; border-radius: 50%; border: 2px solid var(--line); flex: none; }
.mock-ms li.done { color: var(--ink); font-weight: 600; }
.mock-ms li.done::before { border-color: var(--green); background: var(--green) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 8.5l2.5 2.5L12 5.5' fill='none' stroke='%23fff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/12px no-repeat; }
.mock-row { display: flex; justify-content: space-between; padding-top: 14px; border-top: 1px dashed var(--line); font-size: .9rem; color: var(--muted); }
.mock-row b { color: var(--blue); }
.mock-sm { position: absolute; padding: 14px 16px; border-radius: 14px; max-width: 250px; }
.mock-sm small { display: block; color: var(--muted); font-size: .76rem; font-weight: 600; margin-bottom: 2px; }
.mock-sm b { font-size: .95rem; letter-spacing: -.02em; }
.mock-a { right: 0; bottom: 0; }
.mock-b { left: -10px; bottom: -6px; display: none; }
.mock-b b { color: var(--blue); font-size: 1.2rem; }
.mock-note { position: absolute; right: 0; top: -6px; margin: 0; font-size: .74rem; color: var(--muted); }
@media (min-width: 520px) { .mock-b { display: block; } }

/* 홈: 고민 카드 */
.pain-grid { display: grid; gap: 14px; grid-template-columns: 1fr; }
@media (min-width: 720px) { .pain-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1080px) { .pain-grid { grid-template-columns: repeat(4, 1fr); } }
.pain { display: flex; flex-direction: column; padding: 24px; border: 1px solid var(--line); border-radius: var(--r); background: #fff; color: inherit; transition: border-color .15s, box-shadow .15s, transform .15s; text-decoration: none !important; }
.pain:hover { border-color: var(--blue-200); box-shadow: var(--shadow-2); transform: translateY(-2px); }
.pain h3 { font-size: 1.08rem; font-weight: 750; }
.pain p { color: var(--ink-2); font-size: .95rem; margin: 0; }

/* 하는 일 / 하지 않는 일 */
.do-dont { display: grid; gap: 16px; }
@media (min-width: 860px) { .do-dont { grid-template-columns: 1fr 1fr; } }
.do, .dont { background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 28px; }
.do h3, .dont h3 { font-size: 1.1rem; margin-bottom: 14px; }
.do h3 { color: var(--blue); }
.dont h3 { color: var(--ink-2); }
ul.checks, ul.crosses { list-style: none; padding: 0; margin: 0; display: grid; gap: 11px; }
ul.checks li, ul.crosses li { position: relative; padding-left: 30px; }
ul.checks li::before, ul.crosses li::before { content: ""; position: absolute; left: 0; top: 3px; width: 20px; height: 20px; border-radius: 50%; background: var(--blue-50) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 8.5l2.5 2.5L12 5.5' fill='none' stroke='%232457F5' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/13px no-repeat; }
ul.crosses li::before { background: #f1f2f5 url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M5 5l6 6M11 5l-6 6' fill='none' stroke='%23687083' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E") center/12px no-repeat; }
ul.crosses li { color: var(--ink-2); }

/* 타임라인 */
.timeline { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; counter-reset: tl; }
.timeline li { position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 22px 20px 20px; }
.tl-week { display: inline-block; font-size: .8rem; font-weight: 800; color: var(--blue); background: var(--blue-50); border-radius: 99px; padding: 3px 10px; margin-bottom: 12px; }
.timeline b { display: block; font-size: 1.05rem; letter-spacing: -.02em; margin-bottom: 6px; }
.timeline p { color: var(--muted); font-size: .9rem; margin: 0; }
@media (min-width: 720px) { .timeline { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1080px) {
  .timeline { grid-template-columns: repeat(6, 1fr); gap: 10px; }
  .timeline li::after { content: ""; position: absolute; top: 33px; right: -11px; width: 12px; height: 2px; background: var(--blue-200); }
  .timeline li:last-child::after { display: none; }
}
.prose .timeline { grid-template-columns: 1fr; margin: 18px 0 8px; }
@media (min-width: 720px) { .prose .timeline { grid-template-columns: 1fr 1fr; } }
.prose .timeline li::after { display: none; }

/* 두 칸 */
.two-col { display: grid; gap: 40px; align-items: center; }
@media (min-width: 960px) { .two-col { grid-template-columns: .9fr 1.1fr; gap: 64px; } }
.two-col h2 { font-size: clamp(1.55rem, 3vw, 2.15rem); font-weight: 800; }
.two-col p { color: var(--ink-2); }
.two-col .eyebrow { color: var(--blue); }
.panel { background: #fff; border: 1px solid var(--line); border-radius: 20px; padding: 26px; box-shadow: var(--shadow-1); }

/* 배분 흐름 */
.flow { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; }
.flow li { display: grid; grid-template-columns: 34px 1fr; gap: 14px; padding: 13px 0; border-bottom: 1px dashed var(--line); align-items: start; }
.flow li:last-child { border-bottom: 0; padding-bottom: 0; }
.flow li:first-child { padding-top: 0; }
.flow-n { width: 30px; height: 30px; border-radius: 9px; display: grid; place-items: center; background: var(--blue-50); color: var(--blue); font-weight: 800; font-size: .88rem; }
.flow b { display: block; font-size: .98rem; letter-spacing: -.015em; }
.flow small { display: block; color: var(--muted); font-size: .86rem; line-height: 1.5; margin-top: 2px; }
.flow-split .flow-n { background: var(--blue); color: #fff; }
.split { display: flex; height: 38px; border-radius: 10px; overflow: hidden; margin-top: 12px; font-size: .78rem; font-weight: 750; }
.split span { display: flex; align-items: center; justify-content: center; white-space: nowrap; overflow: hidden; padding: 0 6px; }
.s-hq { background: #1f2a44; color: #fff; }
.s-leader { background: var(--blue); color: #fff; }
.s-pool { background: var(--blue-100); color: var(--blue-700); }
.split-legend { display: flex; flex-wrap: wrap; gap: 4px 14px; margin-top: 8px; font-size: .8rem; color: var(--muted); }
.split-legend i { display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: 5px; vertical-align: -1px; }
.split-legend .l-hq { background: #1f2a44; } .split-legend .l-leader { background: var(--blue); } .split-legend .l-pool { background: var(--blue-100); border: 1px solid var(--blue-200); }

/* 등급 사다리 */
.ladder { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.ladder li { display: grid; grid-template-columns: 56px 1fr; gap: 6px 16px; align-items: center; padding: 18px 20px; border: 1px solid var(--line); border-radius: 14px; background: #fff; }
.ladder li > div b { display: block; font-size: 1.02rem; }
.ladder li > div small { color: var(--muted); font-size: .88rem; }
.ladder li > p { grid-column: 2; margin: 0; font-size: .9rem; color: var(--ink-2); }
@media (min-width: 860px) { .ladder li { grid-template-columns: 56px 1.1fr 1fr; } .ladder li > p { grid-column: auto; } }
.lv { display: inline-grid; place-items: center; min-width: 44px; height: 30px; border-radius: 8px; font-weight: 850; font-size: .9rem; background: var(--bg-soft); }
.lv-L0 { color: var(--muted); } .lv-L1 { color: #2f7d52; background: #ebf6ef; } .lv-L2 { color: var(--blue); background: var(--blue-50); } .lv-L3 { color: #5b35f0; background: #f0ecff; } .lv-L4 { color: #9a4510; background: #fdf0e7; } .lv-L5 { color: #fff; background: var(--ink); }
.lv-table .lv { margin-right: 6px; min-width: 38px; height: 26px; font-size: .82rem; }

/* 실제 숫자 */
.sec-stats { background: #fff; border-top: 1px solid var(--line-2); border-bottom: 1px solid var(--line-2); }
.stat-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (min-width: 860px) { .stat-row { grid-template-columns: repeat(4, 1fr); } }
.stat-row div { padding: 22px; border-radius: var(--r); background: var(--bg-soft); }
.stat-row b { display: block; font-size: 2rem; font-weight: 850; letter-spacing: -.04em; color: var(--ink); }
.stat-row span { color: var(--muted); font-size: .9rem; }
.stat-note { margin-top: 14px; color: var(--muted); font-size: .9rem; }

/* 가이드 카드 */
.g-grid { display: grid; gap: 16px; grid-template-columns: 1fr; }
@media (min-width: 720px) { .g-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1040px) { .g-grid { grid-template-columns: repeat(3, 1fr); } }
.g-card { display: flex; flex-direction: column; padding: 24px; border: 1px solid var(--line); border-radius: var(--r); background: #fff; color: inherit; transition: border-color .15s, box-shadow .15s, transform .15s; text-decoration: none !important; }
.g-card:hover { border-color: var(--blue-200); box-shadow: var(--shadow-2); transform: translateY(-2px); }
.g-card:hover .g-more::after { margin-left: 4px; }
.g-cat { align-self: flex-start; font-size: .78rem; font-weight: 750; color: var(--blue); background: var(--blue-50); border-radius: 99px; padding: 3px 10px; margin-bottom: 14px; }
.g-card h3 { font-size: 1.08rem; font-weight: 750; line-height: 1.4; }
.g-card p { color: var(--muted); font-size: .93rem; margin: 0; }

/* FAQ */
.faq { display: grid; gap: 10px; }
.faq-item { background: #fff; border: 1px solid var(--line); border-radius: 14px; }
.faq-item summary { list-style: none; cursor: pointer; padding: 18px 54px 18px 20px; font-weight: 700; position: relative; letter-spacing: -.015em; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: ""; position: absolute; right: 20px; top: 50%; width: 20px; height: 20px; margin-top: -10px; background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5 8l5 5 5-5' fill='none' stroke='%23687083' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/18px no-repeat; transition: transform .2s; }
.faq-item[open] summary::after { transform: rotate(180deg); }
.faq-item[open] summary { color: var(--blue); }
.faq-item > div { padding: 0 20px 18px; color: var(--ink-2); }
.faq-item > div p { margin: 0; }
.faq-page { padding: 56px 20px 24px; }
.faq-group { margin-bottom: 44px; }
.faq-group h2 { font-size: 1.3rem; margin-bottom: 16px; }
.faq-links { color: var(--muted); font-size: .93rem; }
.sec-tint .faq + .center { margin-top: 26px; }

/* CTA */
.cta { padding: 24px 0 96px; }
.sec-tint + .cta { padding-top: 96px; }
.cta-box { display: grid; gap: 24px; align-items: center; background: var(--blue); background-image: radial-gradient(circle at 100% 0%, rgba(255,255,255,.16), transparent 45%); color: #fff; border-radius: 24px; padding: 44px 36px; }
.cta-box h2 { color: #fff; font-size: clamp(1.45rem, 3vw, 1.95rem); font-weight: 800; margin-bottom: 8px; }
.cta-box p { color: rgba(255, 255, 255, .86); margin: 0; max-width: 560px; }
.cta-actions { display: flex; gap: 10px; flex-wrap: wrap; }
@media (min-width: 900px) { .cta-box { grid-template-columns: 1fr auto; padding: 52px 56px; } }

/* 하위 페이지 머리 */
.page-hero { padding: 40px 0 44px; background: linear-gradient(180deg, var(--blue-50), #fff); border-bottom: 1px solid var(--line-2); }
.page-hero h1 { font-size: clamp(1.9rem, 4.2vw, 2.7rem); font-weight: 850; letter-spacing: -.04em; margin-bottom: 14px; max-width: 860px; }
.page-hero .lead { margin: 0; }
.crumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; padding: 0; margin: 0 0 22px; font-size: .86rem; color: var(--muted); }
.crumbs li + li::before { content: "/"; margin-right: 6px; color: #c3c8d3; }
.crumbs a { color: var(--muted); }
.crumbs [aria-current] { color: var(--ink-2); font-weight: 600; }
.prose .crumbs ol { padding-left: 0; margin: 0 0 22px; }
.prose .crumbs li { margin: 0; }
.prose .crumbs a { text-decoration: none; }

/* 본문 + 사이드 */
.article-layout { display: grid; gap: 40px; padding-top: 48px; padding-bottom: 72px; }
@media (min-width: 1040px) { .article-layout { grid-template-columns: minmax(0, 1fr) 300px; gap: 64px; } }
.side { display: grid; gap: 14px; align-content: start; }
@media (min-width: 1040px) { .side { position: sticky; top: 92px; } }
.side-box { border: 1px solid var(--line); border-radius: var(--r); padding: 20px; background: #fff; }
.side-box > b { display: block; margin-bottom: 10px; }
.side-box ul { margin: 0; padding-left: 18px; display: grid; gap: 7px; font-size: .95rem; }
.side-box ul.checks { padding-left: 0; }
.side-box p { color: var(--muted); font-size: .92rem; }
.side-cta { background: var(--blue-50); border-color: var(--blue-100); }
.side-cta .btn { width: 100%; }
.side-link { display: block; text-align: center; margin-top: 10px; font-size: .9rem; font-weight: 600; }

/* 본문 타이포 */
.prose { font-size: 1.04rem; line-height: 1.85; color: var(--ink-2); max-width: 760px; }
.prose h2 { font-size: 1.5rem; font-weight: 800; color: var(--ink); margin: 2.4em 0 .7em; padding-top: .2em; }
.prose h2:first-child { margin-top: 0; }
.prose h3 { font-size: 1.15rem; margin: 1.8em 0 .5em; }
.prose b, .prose strong { color: var(--ink); font-weight: 700; }
.prose ul, .prose ol { padding-left: 1.3em; margin: 0 0 1.2em; }
.prose li { margin: .35em 0; }
.prose ul.checks { padding-left: 0; }
.prose a { text-decoration: underline; text-decoration-color: var(--blue-200); text-underline-offset: 3px; }
.prose a:hover { text-decoration-color: var(--blue); }
.prose code { font-size: .9em; background: var(--bg-soft); border: 1px solid var(--line); padding: 1px 6px; border-radius: 6px; }
ol.steps-list { list-style: none; padding: 0; counter-reset: st; display: grid; gap: 10px; }
ol.steps-list li { counter-increment: st; position: relative; padding: 14px 16px 14px 56px; border: 1px solid var(--line); border-radius: 12px; background: #fff; margin: 0; line-height: 1.7; }
ol.steps-list li::before { content: counter(st); position: absolute; left: 16px; top: 14px; width: 26px; height: 26px; border-radius: 8px; background: var(--blue); color: #fff; font-weight: 800; font-size: .85rem; display: grid; place-items: center; line-height: 1; }
.table-wrap { overflow-x: auto; margin: 1.2em 0 1.6em; border: 1px solid var(--line); border-radius: 12px; -webkit-overflow-scrolling: touch; }
.table-wrap table { width: 100%; border-collapse: collapse; font-size: .93rem; line-height: 1.6; min-width: 520px; }
.table-wrap th, .table-wrap td { padding: 12px 14px; border-bottom: 1px solid var(--line-2); text-align: left; vertical-align: top; }
.table-wrap thead th { background: var(--bg-soft); color: var(--ink); font-weight: 700; font-size: .86rem; white-space: nowrap; }
.table-wrap tbody th { background: var(--bg-soft); width: 140px; font-weight: 700; color: var(--ink); }
.table-wrap tr:last-child td, .table-wrap tr:last-child th { border-bottom: 0; }
.table-wrap td.num, .table-wrap th.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.callout { border: 1px solid var(--blue-100); background: var(--blue-50); border-radius: 14px; padding: 18px 20px; margin: 1.4em 0; }
.callout strong { display: block; color: var(--blue-700); margin-bottom: 4px; }
.callout p { margin: 0; font-size: .97rem; }
.article-note { font-size: .93rem; color: var(--muted); background: var(--bg-soft); border-radius: 12px; padding: 14px 16px; line-height: 1.7; }
.toc { border: 1px solid var(--line); border-radius: 14px; padding: 18px 22px; margin: 0 0 2em; background: #fff; }
.toc b { display: block; font-size: .9rem; color: var(--ink); margin-bottom: 6px; }
.toc ol { margin: 0; padding-left: 1.2em; font-size: .95rem; line-height: 1.8; }
.toc a { text-decoration: none; color: var(--ink-2); }
.toc a:hover { color: var(--blue); }
.sources { margin-top: 3em; padding-top: 1.6em; border-top: 1px solid var(--line); font-size: .9rem; }
.sources h2 { font-size: 1rem; margin: 0 0 .8em; }
.sources ol { padding-left: 1.2em; color: var(--muted); line-height: 1.7; }
.sources span { color: var(--muted); }
.principles { display: grid; gap: 12px; margin: 1em 0 1.4em; }
.principles > div { border-left: 3px solid var(--blue); padding: 6px 0 6px 18px; }
.principles b { display: block; color: var(--ink); font-size: 1.05rem; margin-bottom: 4px; }
.principles p { margin: 0; font-size: .97rem; }
.cards-3 { display: grid; gap: 12px; margin: 1em 0 1.2em; }
@media (min-width: 720px) { .cards-3 { grid-template-columns: repeat(3, 1fr); } }
.mini { border: 1px solid var(--line); border-radius: 14px; padding: 18px; background: #fff; }
.mini b { display: block; color: var(--ink); margin-bottom: 6px; }
.mini p { margin: 0; font-size: .92rem; line-height: 1.65; }
.stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 1.2em 0 1.4em; }
@media (min-width: 720px) { .stat-grid { grid-template-columns: repeat(3, 1fr); } }
.stat-grid > div { background: var(--bg-soft); border-radius: 14px; padding: 16px; line-height: 1.5; }
.stat-grid b { display: block; color: var(--blue); font-size: 1.35rem; letter-spacing: -.03em; margin-bottom: 4px; }
.stat-grid span { font-size: .86rem; color: var(--ink-2); }
pre.template { white-space: pre-wrap; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .88rem; line-height: 1.75; background: var(--bg-soft); border: 1px solid var(--line); border-radius: 12px; padding: 18px 20px; color: var(--ink); }

/* 가이드 글 */
.article-page { padding-top: 32px; }
.article-head { margin-bottom: 2em; }
.article-head h1 { font-size: clamp(1.75rem, 4vw, 2.45rem); font-weight: 850; letter-spacing: -.04em; line-height: 1.3; color: var(--ink); margin-bottom: 16px; }
.article-lead { font-size: 1.1rem; color: var(--ink-2); line-height: 1.75; }
.article-meta { display: flex; flex-wrap: wrap; gap: 6px 16px; font-size: .88rem; color: var(--muted); margin: 0; padding-bottom: 22px; border-bottom: 1px solid var(--line); }
.article-foot { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 2.4em; }
.g-grid-3 { grid-template-columns: 1fr; }
@media (min-width: 900px) { .g-grid-3 { grid-template-columns: repeat(3, 1fr); } }

/* 가이드 목록 */
.cat-nav { display: flex; gap: 8px; flex-wrap: wrap; padding: 34px 0 6px; }
.cat-nav a { display: inline-flex; gap: 8px; align-items: center; height: 38px; padding: 0 16px; border-radius: 99px; border: 1px solid var(--line); color: var(--ink-2); font-weight: 650; font-size: .92rem; text-decoration: none; }
.cat-nav a:hover { border-color: var(--blue-200); color: var(--blue); }
.cat-nav span { font-size: .78rem; color: var(--muted); }
.cat-sec { padding: 34px 0 10px; }
.cat-sec h2 { font-size: 1.35rem; margin-bottom: 16px; }
.cat-sec:last-of-type { padding-bottom: 72px; }

/* 프로그램 */
.prog-grid { display: grid; gap: 14px; }
@media (min-width: 720px) { .prog-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1040px) { .prog-grid { grid-template-columns: repeat(3, 1fr); } }
.prog { border: 1px solid var(--line); border-radius: var(--r); padding: 24px; background: #fff; }
.prog h2 { font-size: 1.15rem; font-weight: 800; margin-bottom: 8px; }
.prog-meta { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.prog-meta span { font-size: .78rem; font-weight: 700; color: var(--blue); background: var(--blue-50); padding: 3px 10px; border-radius: 99px; }
.prog-meta span + span { color: var(--ink-2); background: var(--bg-soft); }
.prog p:last-child { margin: 0; color: var(--ink-2); font-size: .95rem; }
.event-list { list-style: none; padding: 0; margin: 0 0 16px; display: grid; gap: 10px; }
.event-list li { display: flex; gap: 14px; align-items: center; background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 16px 18px; }
.ev-type { flex: none; font-size: .78rem; font-weight: 800; color: var(--blue); background: var(--blue-50); border-radius: 8px; padding: 6px 10px; }
.event-list b { display: block; }
.event-list small { color: var(--muted); }

/* 가입 신청 */
.apply-layout { display: grid; gap: 40px; padding-top: 44px; padding-bottom: 80px; }
@media (min-width: 1040px) { .apply-layout { grid-template-columns: minmax(0, 1fr) 300px; gap: 56px; } }
.apply-main { max-width: 760px; }
.apply-steps { list-style: none; padding: 0; margin: 0 0 28px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; counter-reset: ap; }
@media (min-width: 720px) { .apply-steps { grid-template-columns: repeat(4, 1fr); } }
.apply-steps li { counter-increment: ap; background: var(--bg-soft); border-radius: 12px; padding: 14px; font-size: .9rem; }
.apply-steps li::before { content: counter(ap); display: inline-grid; place-items: center; width: 22px; height: 22px; border-radius: 7px; background: var(--blue); color: #fff; font-weight: 800; font-size: .78rem; margin-bottom: 8px; }
.apply-steps b { display: block; }
.apply-steps span { color: var(--muted); font-size: .84rem; }
.apply-form fieldset { border: 1px solid var(--line); border-radius: var(--r); padding: 22px; margin: 0 0 16px; display: grid; gap: 16px; }
.apply-form legend { font-weight: 800; padding: 0 8px; margin-left: -8px; }
.f { display: grid; gap: 7px; align-content: start; }
.f > span { font-weight: 650; font-size: .93rem; color: var(--ink); }
.f i { color: var(--red); font-style: normal; }
.f small { color: var(--muted); font-size: .84rem; }
.f-row { display: grid; gap: 16px; }
@media (min-width: 640px) { .f-row { grid-template-columns: 1fr 1fr; } }
.f input, .f select, .f textarea { width: 100%; font: inherit; font-size: .97rem; color: var(--ink); background: #fff; border: 1px solid var(--line); border-radius: 11px; padding: 12px 14px; outline: none; transition: border-color .15s, box-shadow .15s; }
.f textarea { resize: vertical; min-height: 88px; line-height: 1.6; }
.f input:focus, .f select:focus, .f textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 4px rgba(36, 87, 245, .12); }
.chk-row { display: flex; flex-wrap: wrap; gap: 8px; }
.chk { display: inline-flex; gap: 8px; align-items: center; padding: 9px 14px; border: 1px solid var(--line); border-radius: 10px; cursor: pointer; font-size: .93rem; background: #fff; }
.chk:has(input:checked) { border-color: var(--blue); background: var(--blue-50); color: var(--blue-700); }
.chk input { width: 17px; height: 17px; accent-color: var(--blue); margin: 0; }
.chk-block { display: flex; align-items: flex-start; padding: 14px 16px; line-height: 1.6; }
.chk-block input { margin-top: 4px; flex: none; }
.chk-block i { color: var(--red); font-style: normal; }
.privacy-summary { background: var(--bg-soft); border-radius: 12px; padding: 16px 18px; font-size: .9rem; color: var(--ink-2); }
.privacy-summary b { display: block; color: var(--ink); margin-bottom: 8px; }
.privacy-summary dl { display: grid; grid-template-columns: 76px 1fr; gap: 6px 10px; margin: 0 0 10px; }
.privacy-summary dt { color: var(--muted); font-weight: 650; }
.privacy-summary dd { margin: 0; }
.privacy-summary p { margin: 0; color: var(--muted); }
.form-msg { color: var(--red); font-weight: 650; min-height: 1.2em; margin: 4px 0 12px; }
.apply-done { border: 1px solid var(--blue-100); background: var(--blue-50); border-radius: 20px; padding: 36px 30px; }
.apply-done h2 { color: var(--blue-700); }

/* 법적 고지 */
.legal { padding-top: 44px; padding-bottom: 80px; }
.legal h2 { font-size: 1.2rem; margin-top: 2em; }
.legal .table-wrap table { min-width: 0; }
.legal-date { margin-top: 2.4em; color: var(--muted); }

/* 페이퍼 (Functions가 그림) */
.paper-list { display: grid; gap: 14px; }
@media (min-width: 720px) { .paper-list { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1040px) { .paper-list { grid-template-columns: repeat(3, 1fr); } }
.p-card { display: flex; flex-direction: column; gap: 10px; padding: 22px; border: 1px solid var(--line); border-radius: var(--r); background: #fff; color: inherit; text-decoration: none !important; transition: border-color .15s, box-shadow .15s; }
.p-card:hover { border-color: var(--blue-200); box-shadow: var(--shadow-2); }
.p-card h2, .p-card h3 { font-size: 1.08rem; margin: 0; }
.p-card p { margin: 0; color: var(--muted); font-size: .93rem; }
.p-tags { display: flex; gap: 6px; flex-wrap: wrap; }
.chip-green { background: var(--green-50); border-color: transparent; color: var(--green); }
.p-nums { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin: 1.2em 0 1.6em; }
.p-nums div { background: var(--bg-soft); border-radius: 12px; padding: 14px; }
.p-nums small { display: block; color: var(--muted); font-size: .8rem; }
.p-nums b { font-size: 1.1rem; color: var(--ink); }
.empty-box { border: 1px dashed var(--line); border-radius: var(--r); padding: 44px 24px; text-align: center; color: var(--muted); background: #fff; }
.empty-box b { display: block; color: var(--ink); margin-bottom: 6px; font-size: 1.05rem; }
.notfound { padding: 110px 0 120px; }
.notfound h1 { font-size: clamp(1.9rem, 4vw, 2.6rem); }

/* 바닥글 */
.sf { background: var(--bg-soft); border-top: 1px solid var(--line-2); padding: 56px 0 40px; font-size: .92rem; color: var(--muted); }
.sf-top { display: grid; gap: 32px; padding-bottom: 32px; border-bottom: 1px solid var(--line); }
@media (min-width: 860px) { .sf-top { grid-template-columns: 1.6fr 1fr 1fr 1fr; } }
.sf-brand p { margin: 14px 0 12px; max-width: 360px; }
.sf-principles { list-style: none; padding: 0; margin: 0; display: grid; gap: 4px; font-size: .86rem; color: var(--ink-2); font-weight: 600; }
.sf-principles li::before { content: "· "; color: var(--blue); }
.sf-col h2 { font-size: .9rem; color: var(--ink); margin-bottom: 12px; letter-spacing: -.01em; }
.sf-col ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.sf-col a { color: var(--muted); }
.sf-col a:hover { color: var(--ink); }
.sf-bottom { padding-top: 22px; display: grid; gap: 6px; font-size: .84rem; }
.sf-bottom p { margin: 0; }
.sf-legal { display: flex; gap: 16px; flex-wrap: wrap; }
.sf-legal a { color: var(--ink-2); }

/* 알림 */
.toast { position: fixed; left: 50%; bottom: 28px; transform: translate(-50%, 16px); background: var(--ink); color: #fff; padding: 12px 18px; border-radius: 12px; font-size: .93rem; opacity: 0; pointer-events: none; transition: all .25s; z-index: 120; max-width: 92vw; }
.toast.show { opacity: 1; transform: translate(-50%, 0); }

@media (prefers-reduced-motion: reduce) { *, *::before, *::after { transition: none !important; scroll-behavior: auto !important; } }
@media print { .sh, .sf, .cta, .side, .article-foot { display: none !important; } .article-layout { display: block; } body { font-size: 12pt; } }
/* 문장 안 링크는 밑줄로 구분 (색만으로 구분하지 않기) */
.f small a, .privacy-summary a, .faq-links a, .sources a, .empty-box a, .apply-done a, .legal a { text-decoration: underline; text-underline-offset: 3px; }