/* ═══════════════════════════════════════════════════════════════
   css/b/entry.css — 입구(설계서 부록 B)
   소유: 직접 진입/연결 복구 · 첫 화면(#login-view) · 로그인(#login-page) · 시작 가이드(#onboarding-view) ·
        앱 안 브라우저 안내 · 앱 모드 규칙(html.app-mode / html.landing-open).
   ⚠️ 미디어 블록은 파일 맨 끝, B 순서(≥700 → 가로 ≥760 → 가로 ≥1180 → ≤460).
   ═══════════════════════════════════════════════════════════════ */

/* 최초 화면을 바로 그린다. 로그인 흔적은 표시 힌트일 뿐 권한이 아니다.
   인증 전에는 비어 있는 앱 셸만 보여 주고 모든 조작은 inert로 막는다. */
html.auth-pending.auth-restoring #login-view { display: none !important; }
html.auth-pending.auth-restoring #section-dashboard { display: block !important; }
html.auth-pending:not(.auth-restoring) #app-shell,
html.auth-pending:not(.auth-restoring) #mobile-nav,
html.auth-pending:not(.auth-restoring) #mobile-rail { display: none !important; }
.boot-slow { position: fixed; z-index: 109; left: 50%; bottom: max(18px, var(--safe-bottom)); transform: translateX(-50%); width: max-content; max-width: calc(100% - 24px); padding: 12px 16px; background: var(--card-bg); border: 1px solid var(--line); border-radius: 12px; text-align: center; }
.boot-slow p { margin: 0 0 6px; color: var(--text-2); font-size: 13px; }
html.auth-pending:not(.auth-restoring).app-mode:not(.landing-open) #login-page { display: block !important; }
html.auth-pending:not(.auth-restoring).login-open #login-page { display: block !important; }

/* ── 첫 화면 ── */
#login-view { background: var(--bg); color: var(--ink); }
a.lp-nav-cta, a.lp-cta, a.lp-close { text-decoration: none; }
.lp-nav {
  position: sticky; top: 0; z-index: 3;
  padding: var(--safe-top) max(24px, var(--safe-right)) 0 max(24px, var(--safe-left));
  background: var(--side-bg); border-bottom: 1px solid var(--line);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
}
.lp-nav-inner { width: min(var(--max), 100%); min-height: 64px; margin: 0 auto; display: flex; align-items: center; gap: 20px; }
.lp-nav-links { margin-left: auto; display: flex; align-items: center; gap: 4px; min-width: 0; }
.lp-nav-link {
  min-height: 40px; padding: 0 12px; border-radius: var(--r-item); color: var(--t-nav); font-size: 13px; font-weight: 500; white-space: nowrap;
  transition: color var(--move), background-color var(--move);
}
.lp-nav-link:hover { color: var(--green-deep); background: var(--nav-hover); }
.lp-nav-right { display: inline-flex; align-items: center; gap: 8px; margin-left: 10px; }
.lp-nav-cta {
  display: inline-flex; align-items: center; justify-content: center; padding: 10px 14px; border-radius: var(--r-btn);
  background: var(--action); color: #fff; font-size: 12px; font-weight: 650; white-space: nowrap; flex-shrink: 0;
  box-shadow: var(--action-shadow); transition: background-color var(--move);
}
.lp-nav-cta:hover { background: var(--action-hover); }
.lp-drawer-btn { width: 40px; height: 40px; border-radius: var(--r-btn); display: none; align-items: center; justify-content: center; color: var(--green-deep); background: transparent; }
.lp-drawer-btn:hover { background: var(--nav-hover); }
.lp-drawer-scrim { position: fixed; inset: 0; z-index: 4; background: var(--scrim); opacity: 0; pointer-events: none; transition: opacity var(--fade); }
body.lp-drawer-open .lp-drawer-scrim { opacity: 1; pointer-events: auto; }
.lp-drawer {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 5;
  padding: 10px 14px calc(14px + var(--safe-bottom));
  border-top: 1px solid var(--line); border-radius: var(--r-card) var(--r-card) 0 0; background: rgba(251, 252, 249, .97);
  -webkit-backdrop-filter: blur(18px); backdrop-filter: blur(18px); box-shadow: var(--shadow-modal);
  transform: translateY(100%); transition: transform .26s ease;
}
body.lp-drawer-open .lp-drawer { transform: none; }
body:not(.lp-drawer-open) .lp-drawer { box-shadow: none; visibility: hidden; }
.lp-drawer-handle { width: 36px; height: 4px; margin: 0 auto 10px; border-radius: var(--r-bar); background: var(--line-strong); }
.lp-drawer-item {
  width: 100%; min-height: 46px; padding: 0 14px; display: flex; align-items: center; gap: 11px; border-radius: var(--r-item);
  color: var(--t-nav); text-align: left; font-size: 14px; font-weight: 500;
}
.lp-drawer-item:hover, .lp-drawer-item:active { background: var(--nav-hover); color: var(--green-deep); }
.lp-drawer-item .ui-icon { font-size: 19px; }

/* 히어로 */
.lp-hero { padding: 56px 24px 72px; }
.lp-hero-inner {
  width: min(var(--max), 100%); margin: 0 auto;
  display: grid; grid-template-columns: minmax(0, 1fr); align-items: center; gap: 44px;
}
.lp-kicker { margin: 0 0 16px; color: var(--t-more); font-size: 11px; font-weight: 650; letter-spacing: .02em; }
.lp-title { margin: 0; color: var(--ink); font-size: clamp(28px, 4vw, 44px); line-height: 1.2; letter-spacing: -.045em; font-weight: 650; word-break: keep-all; }
.lp-title span { color: var(--green-deep); }
.lp-lede { max-width: 520px; margin: 18px 0 0; color: var(--t-greet-sub); font-size: 14px; line-height: 1.65; }
.lp-hero-actions { margin-top: 28px; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.lp-cta {
  min-height: 46px; padding: 0 18px; border-radius: var(--r-item);
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: var(--action); color: #fff; border: 1px solid var(--action); font-size: 14px; font-weight: 650;
  box-shadow: var(--action-shadow); transition: background-color var(--move), transform var(--move);
}
.lp-cta:hover { background: var(--action-hover); border-color: var(--action-hover); }
.lp-cta:active { transform: translateY(1px); }
.lp-cta .ui-icon { font-size: 17px; }
.lp-apk-link { background: var(--paper); color: var(--green-deep); border-color: var(--line-strong); box-shadow: none; }
.lp-apk-link:hover { background: var(--nav-hover); border-color: var(--line-strong); }
.lp-apk-bottom { display: flex; width: fit-content; max-width: 100%; margin: 10px auto 0; }
.lp-demo-link {
  width: fit-content; min-height: 44px; margin: 8px auto 0; padding: 0 12px; display: flex; align-items: center; justify-content: center;
  border-radius: var(--r-item); color: var(--green-deep); font-size: 13px; font-weight: 560; transition: background-color var(--move);
}
.lp-demo-link:hover { background: var(--nav-hover); }
.lp-demo-inline { margin: 0; }
.lp-hero-points { margin: 26px 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px 16px; list-style: none; }
.lp-hero-points li { display: flex; align-items: center; gap: 7px; color: var(--muted); font-size: 12px; }
.lp-hero-points li::before { content: ''; width: 5px; height: 5px; border-radius: 50%; background: var(--green); }
.lp-hero-preview { margin: 0; overflow: hidden; border: 1px solid var(--card-line); border-radius: var(--r-card); background: var(--card-bg); box-shadow: var(--shadow); }
.lp-preview-head { min-height: 46px; padding: 0 18px; display: flex; align-items: center; justify-content: space-between; gap: 12px; border-bottom: 1px solid var(--line); }
.lp-preview-head span { display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: 11px; }
.lp-preview-head i { width: 6px; height: 6px; border-radius: 50%; background: var(--green); }
.lp-preview-head strong { color: var(--ink); font-size: 13px; font-weight: 650; }
.lp-hero-preview > img { display: block; width: 100%; height: auto; background: var(--bg); }
.lp-hero-preview figcaption { padding: 15px 18px 17px; display: flex; flex-direction: column; gap: 4px; border-top: 1px solid var(--line); }
.lp-hero-preview figcaption strong { color: var(--ink); font-size: 14px; font-weight: 650; }
.lp-hero-preview figcaption span { color: var(--text-2); font-size: 13px; line-height: 1.6; }

/* 소개 · 화면 보기 · 이용 안내 */
.lp-section { padding: 72px 24px; border-top: 1px solid var(--line); }
.lp-section-inner { width: min(var(--max), 100%); margin: 0 auto; }
.lp-eyebrow { margin: 0 0 10px; color: var(--t-more); font-size: 11px; font-weight: 650; }
.lp-section-title { margin: 0 0 30px; color: var(--ink); font-size: clamp(24px, 3vw, 34px); line-height: 1.25; letter-spacing: -.045em; font-weight: 650; }
.lp-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: 14px; }
.lp-card {
  min-height: 0; padding: 20px; position: relative; display: flex; flex-direction: column; gap: 8px; text-align: left;
  border: 1px solid var(--card-line); border-radius: var(--r-card); background: var(--card-bg); box-shadow: var(--shadow);
}
.lp-card-icon { width: 30px; height: 30px; display: grid; place-items: center; border-radius: var(--r-cell); background: var(--icon-bg); color: var(--t-icon); }
.lp-card-icon .ui-icon { font-size: 17px; }
.lp-card-no { position: absolute; top: 20px; right: 20px; color: var(--t-brand-sub); font-size: 11px; }
.lp-card-title { margin: 10px 0 0; color: var(--ink); font-size: 16px; line-height: 1.35; font-weight: 680; }
.lp-card-desc { margin: 0; color: var(--text-2); font-size: 13px; line-height: 1.65; }
.lp-shots { display: flex; flex-direction: column; gap: 48px; }
.lp-shot { width: 100%; margin: 0; display: grid; grid-template-columns: minmax(0, 1fr); align-items: center; gap: 18px; }
.lp-shot-img { display: block; width: 100%; height: auto; border: 1px solid var(--card-line); border-radius: var(--r-card); background: var(--paper); box-shadow: var(--shadow); }
.lp-shot figcaption { margin: 0; }
.lp-shot-tag { display: inline-flex; padding: 2px 7px; border-radius: var(--r-tag); background: var(--green-soft); color: var(--t-nav-active); font-size: 10px; font-weight: 560; }
.lp-shot-title { margin: 10px 0 0; color: var(--ink); font-size: 16px; line-height: 1.35; font-weight: 680; }
.lp-shot-desc { margin: 6px 0 0; color: var(--text-2); font-size: 13px; line-height: 1.65; }
.lp-reveal { opacity: 0; transform: translateY(3px); }
.lp-reveal.revealed { opacity: 1; transform: none; transition: opacity var(--fade), transform var(--fade); }
.lp-about { text-align: center; }
.lp-about-card {
  width: min(760px, 100%); margin: 0 auto; padding: 40px 24px;
  border: 1px solid var(--line); border-radius: var(--r-panel); background: var(--panel-bg); box-shadow: var(--shadow);
}
.lp-about .lp-section-title { margin-bottom: 14px; }
.lp-about-text { max-width: 560px; margin: 0 auto 24px; color: var(--text-2); font-size: 13px; line-height: 1.65; }
.lp-about-text strong { color: var(--ink); font-weight: 650; }
.lp-about .inapp-notice { margin-bottom: 18px; }
.lp-foot-note { margin: 20px 0 0; color: var(--t-brand-sub); font-size: 11px; }
.lp-copyright { margin: 4px 0 0; color: var(--t-brand-sub); font-size: 11px; }
/* 첫 화면 등장 — B fade .22s(지연은 인라인 그대로) */
.lp-rise { animation: fade var(--fade) backwards; }

/* ── 로그인 — 첫 화면을 흐리게 남기고 가운데 카드 하나 ── */
#login-page {
  background: rgba(244, 248, 240, .6); color: var(--ink);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
}
#login-page .lp-login-wrap {
  min-height: 100%; display: grid; place-items: center; box-sizing: border-box;
  padding: max(16px, var(--safe-top)) 16px max(16px, var(--safe-bottom));
}
.lp-login-shell { width: min(400px, 100%); overflow: hidden; border: 1px solid var(--line); border-radius: var(--r-panel); background: var(--paper); box-shadow: var(--shadow-modal); }
#login-page .lp-sheet { position: relative; padding: 36px 28px 28px; display: flex; flex-direction: column; background: var(--paper); color: var(--ink); outline: none; }
#login-page .lp-close { position: absolute; top: 12px; right: 12px; }
.lp-login-brand { display: flex; justify-content: center; margin-bottom: 24px; }
.lp-login-eyebrow { margin: 0 0 8px; color: var(--t-more); font-size: 11px; font-weight: 650; }
#login-page .lp-sheet h1 { margin: 0; color: var(--ink); font-size: 28px; line-height: 1.25; letter-spacing: -.045em; font-weight: 650; }
.lp-login-desc { margin: 10px 0 0; color: var(--text-2); font-size: 13px; line-height: 1.65; }
.lp-remember-row { margin-top: 22px; min-height: 44px; display: grid; grid-template-columns: auto 1fr; column-gap: 10px; row-gap: 2px; align-items: center; cursor: pointer; user-select: none; }
.lp-remember-row .check-input { grid-row: 1 / span 2; }
.lp-remember { color: var(--ink); font-size: 13px; font-weight: 560; }
.lp-remember-row small { color: var(--muted); font-size: 11px; }
.lp-login-btn { width: 100%; margin-top: 18px; }
#login-page .lp-foot-note { margin-top: 10px; text-align: center; }
.lp-login-divider { margin: 20px 0 6px; display: flex; align-items: center; gap: 12px; color: var(--muted); font-size: 11px; }
.lp-login-divider::before, .lp-login-divider::after { content: ''; height: 1px; flex: 1; background: var(--line); }
#login-page .lp-demo-link { margin-top: 0; }

/* ── 앱 안 브라우저 안내(첫 화면·로그인 두 곳) ── */
.inapp-notice { margin: 0 auto 14px; max-width: 420px; padding: 14px 16px; border-radius: var(--r-item); text-align: left; border: 1px solid var(--warn-line); background: var(--cream); }
.inapp-notice-title { margin: 0 0 4px; font-size: 13px; font-weight: 650; color: var(--ink); }
.inapp-notice-body { margin: 0 0 10px; font-size: 12px; line-height: 1.6; color: var(--text-2); }
.inapp-notice-row { display: flex; flex-wrap: wrap; gap: 8px; }
.inapp-notice-how { margin: 8px 0 0; font-size: 11px; color: var(--muted); }

/* ── 시작 가이드 ── */
#onboarding-view { background: var(--bg); color: var(--ink); }
#onb-progress-bar { background: var(--green); transition: width var(--fade); }
#onboarding-view .h-1 { height: 3px; }
.onb-rise { animation: fade var(--fade) backwards; }
.onb-pop { animation: fade var(--fade) backwards; }
#onb-next:disabled { opacity: .45; cursor: not-allowed; }
.onb-hint, #onb-profile-missing { animation: fade var(--fade); color: var(--danger); font-size: 11px; }
/* 잠긴 신원(총괄 사전 등록·이미 제출한 이름·생년월일)은 읽기 전용 칸으로 보인다(onboarding.js). */
#onboarding-view .field-input[readonly] { background: var(--sage-readonly); border-color: var(--sage-readonly-line); color: var(--text-2); cursor: default; }
#onboarding-view .field-input[readonly]:focus { box-shadow: none; border-color: var(--sage-readonly-line); }
.onb-kind-grid { display: grid; gap: 10px; }
.onb-kind {
  width: 100%; display: flex; align-items: center; gap: 14px; padding: 14px; border-radius: var(--r-item); text-align: left; color: inherit;
  background: var(--paper); border: 1px solid var(--line); transition: border-color var(--move), background-color var(--move);
}
.onb-kind:hover { border-color: var(--line-strong); }
.onb-kind[aria-checked="true"] { border-color: var(--green); background: var(--green-softer); }
.onb-kind-icon { width: 36px; height: 36px; flex: none; display: grid; place-items: center; border-radius: var(--r-cell); background: var(--icon-bg); color: var(--t-icon); }
.onb-kind[aria-checked="true"] .onb-kind-icon { background: var(--green-soft); color: var(--t-nav-active); }
.onb-kind-copy { min-width: 0; flex: 1; }
.onb-kind-copy strong { display: block; font-size: 14px; font-weight: 650; color: var(--ink); }
.onb-kind-copy span { display: block; margin-top: 3px; font-size: 12px; line-height: 1.5; color: var(--text-2); }
.onb-kind-check { flex: none; color: var(--green-deep); opacity: 0; transition: opacity var(--move); }
.onb-kind[aria-checked="true"] .onb-kind-check { opacity: 1; }

/* ── 앱 모드(안드로이드 앱) — 판정은 index.html 부트 스크립트 한 곳 ──
   ⚠️⚠️ `:not(.landing-open)` 을 떼지 말 것 — 주소가 #main 이면 앱 모드에서도 첫 화면을 보여 준다
      (부트 스크립트와 main.js renderSectionByHash 두 곳이 html.landing-open 을 붙인다). */
html.app-mode:not(.landing-open) #login-view { display: none !important; }
html.app-mode #login-page .lp-close { display: none; }
html.app-mode #login-page { background: var(--bg); -webkit-backdrop-filter: none; backdrop-filter: none; }

/* ══ 반응형(B 순서) ══════════════════════════════════════════════════ */
@media (min-width: 700px) {
  .lp-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .lp-shot { grid-template-columns: minmax(0, 1.18fr) minmax(240px, .82fr); gap: 36px; }
  .lp-shot:nth-child(even) { grid-template-columns: minmax(240px, .82fr) minmax(0, 1.18fr); }
  .lp-shot:nth-child(even) .lp-shot-img { grid-column: 2; grid-row: 1; }
  .lp-shot:nth-child(even) figcaption { grid-column: 1; grid-row: 1; }
}
@media (orientation: landscape) and (min-width: 760px) {
  .lp-hero-inner { grid-template-columns: minmax(0, .95fr) minmax(380px, 1.05fr); gap: clamp(36px, 6vw, 80px); }
}
@media (orientation: landscape) and (min-width: 1180px) {
  .lp-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 767.98px) {
  .lp-nav { padding-inline: max(16px, var(--safe-left)) max(16px, var(--safe-right)); }
  .lp-nav-inner { min-height: 58px; gap: 8px; }
  .lp-nav .cs-logo { min-width: 0; flex-shrink: 1; }
  .lp-nav-link { display: none; }
  .lp-nav-right { margin-left: 0; }
  .lp-drawer-btn { display: inline-flex; flex: none; }
  .lp-hero-actions { align-items: stretch; flex-direction: column; }
  .lp-hero-actions .lp-cta, .lp-hero-actions .lp-demo-link { width: 100%; }
}
@media (max-width: 460px) {
  .lp-hero { padding: 40px 16px 52px; }
  .lp-section { padding: 52px 16px; }
  .lp-card { padding: 15px; border-radius: var(--r-phone); box-shadow: var(--shadow-phone); }
  .lp-about-card { padding: 30px 16px; border-radius: var(--r-phone); }
  #login-page .lp-sheet { padding: 40px 22px 22px; }
}
/* 긴 ClassSpace. 브랜드와 단계·나가기 버튼을 가장 좁은 화면에서도 함께 보존한다. */
@media (max-width: 360px) {
  #onboarding-view > header { gap: 8px; }
  #onboarding-view > header .brand-wordmark { width: 110px; }
}