.j3b-shell { padding: 42px 0 80px; color: var(--ink, #182536); }
.j3b-breadcrumb { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-bottom: 22px; color: var(--muted, #64748b); font-size: .84rem; }
.j3b-breadcrumb a { color: inherit; text-decoration: none; }
.j3b-breadcrumb strong { color: var(--navy, #0d3157); }
.j3b-hero { display: flex; align-items: flex-end; justify-content: space-between; gap: 28px; padding: 34px; border: 1px solid #cddae6; border-radius: 22px; background: linear-gradient(135deg, #f4f8fc 0%, #fff 62%); box-shadow: 0 12px 34px rgba(18,58,99,.06); }
.j3b-hero h1 { margin: 7px 0 12px; color: var(--navy, #0d3157); font-size: clamp(2rem, 4vw, 3.15rem); letter-spacing: -.045em; }
.j3b-hero p { max-width: 720px; margin: 0; color: var(--muted, #64748b); line-height: 1.75; }
.j3b-kicker { margin: 0; color: var(--orange, #ef6c23) !important; font-size: .78rem; font-weight: 900; letter-spacing: .04em; }
.j3b-hero-stat { min-width: 120px; padding: 20px; border-radius: 16px; background: var(--navy, #0d3157); color: #fff; text-align: center; }
.j3b-hero-stat strong { display: block; font-size: 2rem; }
.j3b-hero-stat span { font-size: .78rem; opacity: .76; }
.j3b-cert-tabs { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; margin: 16px 0 28px; }
.j3b-cert-tabs a { padding: 13px 10px; border: 1px solid #d5e0e9; border-radius: 11px; background: #fff; color: var(--muted, #64748b); text-align: center; text-decoration: none; font-size: .86rem; font-weight: 800; }
.j3b-cert-tabs a.is-active { border-color: var(--blue, #1769aa); background: #eef6ff; color: var(--blue, #1769aa); }
.j3b-alert { margin: 18px 0; padding: 14px 18px; border-radius: 12px; font-weight: 750; line-height: 1.6; }
.j3b-alert.is-success { border: 1px solid #8fc9a6; background: #effaf3; color: #17643b; }
.j3b-alert.is-error { border: 1px solid #e3a3a3; background: #fff3f3; color: #9d2424; }
.j3b-account-card { display: flex; align-items: center; justify-content: space-between; gap: 28px; margin: 28px 0; padding: 24px 26px; border: 1px solid #d3dee8; border-radius: 17px; background: #fff; box-shadow: 0 8px 24px rgba(18,58,99,.05); }
.j3b-account-card h2 { margin: 5px 0 7px; color: var(--navy, #0d3157); font-size: 1.34rem; }
.j3b-account-card p { margin: 0; color: var(--muted, #64748b); line-height: 1.65; }
.j3b-google-actions { width: min(520px, 52%); }
.j3b-consent { display: flex; gap: 10px; color: var(--muted, #64748b); font-size: .8rem; line-height: 1.55; }
.j3b-consent input { flex: 0 0 auto; margin-top: 4px; }
.j3b-google-login { min-height: 44px; margin-top: 13px; }
.j3b-google-login[hidden] { display: none; }
.j3b-login-status { margin-top: 8px !important; font-size: .78rem; }
.j3b-login-status.is-error { color: #a52828; }
.j3b-compose, .j3b-answer-compose { margin: 28px 0; border: 1px solid #cbd9e5; border-radius: 18px; background: #fff; box-shadow: 0 9px 28px rgba(18,58,99,.05); overflow: hidden; }
.j3b-compose summary { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 21px 24px; cursor: pointer; color: var(--navy, #0d3157); font-weight: 900; list-style: none; }
.j3b-compose summary::-webkit-details-marker { display: none; }
.j3b-compose summary strong { color: var(--blue, #1769aa); font-size: .86rem; }
.j3b-compose[open] summary { border-bottom: 1px solid #e1e8ee; }
.j3b-compose form, .j3b-answer-compose form { display: grid; gap: 17px; padding: 24px; }
.j3b-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.j3b-compose label, .j3b-answer-compose label, .j3b-filter label { display: grid; gap: 7px; color: var(--navy, #0d3157); font-size: .84rem; font-weight: 850; }
.j3b-compose input, .j3b-compose select, .j3b-compose textarea, .j3b-answer-compose input, .j3b-answer-compose textarea, .j3b-filter input, .j3b-filter select { width: 100%; box-sizing: border-box; border: 1px solid #bccbd7; border-radius: 10px; background: #fff; color: var(--ink, #182536); font: inherit; }
.j3b-compose input, .j3b-compose select, .j3b-answer-compose input, .j3b-filter input, .j3b-filter select { min-height: 46px; padding: 10px 12px; }
.j3b-compose textarea, .j3b-answer-compose textarea { min-height: 170px; padding: 13px; line-height: 1.7; resize: vertical; }
.j3b-compose label small { color: var(--muted, #64748b); font-size: .72rem; font-weight: 500; line-height: 1.45; }
.j3b-form-submit { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.j3b-form-submit p { margin: 0; color: var(--muted, #64748b); font-size: .78rem; line-height: 1.55; }
.j3b-honeypot { position: fixed !important; left: -10000px !important; width: 1px !important; height: 1px !important; overflow: hidden !important; }
.j3b-directory, .j3b-answers { margin-top: 42px; }
.j3b-section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; margin-bottom: 16px; }
.j3b-section-heading h2 { margin: 5px 0 0; color: var(--navy, #0d3157); font-size: 1.75rem; letter-spacing: -.025em; }
.j3b-section-heading > p { margin: 0; color: var(--muted, #64748b); font-size: .82rem; }
.j3b-filter { display: grid; grid-template-columns: minmax(150px, .35fr) minmax(220px, 1fr) auto auto; align-items: end; gap: 9px; margin-bottom: 15px; padding: 14px; border: 1px solid #d6e0e8; border-radius: 13px; background: #f7f9fb; }
.j3b-filter button { min-height: 46px; padding: 0 18px; border: 0; border-radius: 10px; background: var(--navy, #0d3157); color: #fff; font-weight: 850; cursor: pointer; }
.j3b-filter > a { align-self: center; color: var(--blue, #1769aa); font-size: .8rem; font-weight: 750; text-decoration: none; }
.j3b-question-list { display: grid; gap: 10px; }
.j3b-question-list article { padding: 21px 23px; border: 1px solid #d4dee7; border-radius: 15px; background: #fff; transition: border-color .16s ease, transform .16s ease; }
.j3b-question-list article:hover { border-color: var(--blue, #1769aa); transform: translateY(-2px); }
.j3b-question-list h3 { margin: 10px 0 8px; font-size: 1.16rem; line-height: 1.45; }
.j3b-question-list h3 a { color: var(--navy, #0d3157); text-decoration: none; }
.j3b-question-list article > p { margin: 0; color: var(--muted, #64748b); font-size: .86rem; line-height: 1.65; }
.j3b-question-meta { display: flex; flex-wrap: wrap; gap: 8px 13px; align-items: center; color: var(--muted, #64748b); font-size: .74rem; }
.j3b-question-meta span:first-child { padding: 4px 8px; border-radius: 999px; background: #eef5fb; color: var(--blue, #1769aa); font-weight: 850; }
.j3b-question-footer { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-top: 14px; padding-top: 12px; border-top: 1px solid #edf1f4; font-size: .78rem; }
.j3b-question-footer a { color: var(--blue, #1769aa); text-decoration: none; font-weight: 800; }
.j3b-question-footer strong { color: var(--muted, #64748b); }
.j3b-empty { padding: 38px 24px; border: 1px dashed #b9cbd9; border-radius: 15px; background: #f8fafc; text-align: center; }
.j3b-empty strong { color: var(--navy, #0d3157); font-size: 1.08rem; }
.j3b-empty p { margin: 8px 0 0; color: var(--muted, #64748b); }
.j3b-pagination { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px; margin-top: 22px; }
.j3b-pagination .page-numbers { min-width: 38px; padding: 9px; border: 1px solid #d0dce5; border-radius: 9px; color: var(--navy, #0d3157); text-align: center; text-decoration: none; }
.j3b-pagination .current { border-color: var(--blue, #1769aa); background: var(--blue, #1769aa); color: #fff; }
.j3b-question-detail { border: 1px solid #cfdae4; border-radius: 19px; background: #fff; box-shadow: 0 10px 30px rgba(18,58,99,.06); overflow: hidden; }
.j3b-question-detail > header { padding: 30px 32px 23px; border-bottom: 1px solid #e2e9ef; }
.j3b-question-detail h1 { margin: 15px 0 9px; color: var(--navy, #0d3157); font-size: clamp(1.65rem, 3.6vw, 2.45rem); line-height: 1.32; letter-spacing: -.035em; }
.j3b-author { margin: 0; color: var(--muted, #64748b); font-size: .82rem; }
.j3b-question-body { padding: 30px 32px; color: var(--ink, #182536); line-height: 1.85; overflow-wrap: anywhere; }
.j3b-question-body > *:first-child { margin-top: 0; }
.j3b-question-detail > footer { display: flex; justify-content: space-between; align-items: center; gap: 18px; padding: 16px 32px; border-top: 1px solid #e2e9ef; background: #f8fafc; }
.j3b-question-detail > footer > a { color: var(--blue, #1769aa); text-decoration: none; font-size: .82rem; font-weight: 800; }
.j3b-report-form { display: inline; margin: 0; }
.j3b-report-form button { padding: 0; border: 0; background: transparent; color: #8a5b5b; font-size: .73rem; cursor: pointer; }
.j3b-answer-list { display: grid; gap: 12px; }
.j3b-answer-list > article { padding: 23px 25px; border: 1px solid #d5dfe7; border-radius: 15px; background: #fff; }
.j3b-answer-list header { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px; padding-bottom: 13px; border-bottom: 1px solid #edf1f4; font-size: .76rem; }
.j3b-answer-list header span { color: var(--blue, #1769aa); font-weight: 850; }
.j3b-answer-list header strong { color: var(--navy, #0d3157); }
.j3b-answer-list header time { margin-left: auto; color: var(--muted, #64748b); }
.j3b-answer-list article > div { padding: 14px 0 4px; line-height: 1.8; overflow-wrap: anywhere; }
.j3b-answer-list article > footer { text-align: right; }
.j3b-answer-compose { padding: 26px; }
.j3b-answer-compose h2 { margin: 6px 0 0; color: var(--navy, #0d3157); font-size: 1.5rem; }
.j3b-answer-compose form { padding: 20px 0 0; }

@media (max-width: 820px) {
  .j3b-hero { align-items: stretch; }
  .j3b-cert-tabs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .j3b-account-card { align-items: stretch; flex-direction: column; }
  .j3b-google-actions { width: 100%; }
  .j3b-filter { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 620px) {
  .j3b-shell { padding: 28px 0 54px; }
  .j3b-hero { flex-direction: column; padding: 24px 20px; border-radius: 17px; }
  .j3b-hero-stat { display: flex; align-items: center; justify-content: space-between; min-width: 0; padding: 13px 16px; }
  .j3b-hero-stat strong { font-size: 1.35rem; }
  .j3b-cert-tabs { grid-template-columns: 1fr 1fr; }
  .j3b-account-card { margin: 20px 0; padding: 20px; }
  .j3b-google-login { width: 100%; overflow: hidden; }
  .j3b-form-grid, .j3b-filter { grid-template-columns: 1fr; }
  .j3b-compose form, .j3b-answer-compose { padding: 20px; }
  .j3b-form-submit, .j3b-section-heading { align-items: stretch; flex-direction: column; }
  .j3b-form-submit .button { width: 100%; }
  .j3b-filter button { width: 100%; }
  .j3b-question-list article { padding: 18px; }
  .j3b-question-detail > header, .j3b-question-body { padding: 23px 20px; }
  .j3b-question-detail > footer { align-items: flex-start; flex-direction: column; padding: 15px 20px; }
  .j3b-answer-list > article { padding: 20px; }
  .j3b-answer-list header time { width: 100%; margin-left: 0; }
}