/* ===== testbank.css — เฉพาะหน้า /testbank/ ===== */

.pagehero{padding:64px 0 56px;border-bottom:1px solid var(--line);}
.pagehero h1{font-size:clamp(28px,3.8vw,44px);line-height:1.28;max-width:780px;}
.pagehero p.lead{font-size:17.5px;color:var(--ink-soft);max-width:700px;margin-top:18px;}
.pagehero .breadcrumb{font-family:var(--utility);font-size:13px;color:var(--ink-soft);margin-bottom:22px;}
.pagehero .breadcrumb a{color:var(--lacquer);}

.disclaimer{font-family:var(--utility);font-size:13px;color:var(--ink-soft);background:rgba(182,136,58,.12);border:1px solid rgba(182,136,58,.3);border-radius:10px;padding:14px 18px;margin-top:22px;line-height:1.6;}

#tb-app{padding:60px 0 100px;}
.tb-loading{text-align:center;padding:60px 0;color:var(--ink-soft);font-family:var(--utility);}

/* ===== AUTH BAR ===== */
.tb-authbar{display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;
  padding:12px 18px;border-radius:12px;margin-bottom:24px;font-family:var(--utility);font-size:13.5px;}
.tb-authbar.in{background:var(--moss-soft);border:1px solid var(--moss);}
.tb-authbar.out{background:rgba(182,136,58,.12);border:1px solid rgba(182,136,58,.32);}
.tb-auth-status{color:var(--ink);}
.tb-auth-status strong{font-weight:700;}
.tb-auth-login,.tb-auth-logout{font-family:var(--utility);font-size:13px;font-weight:600;cursor:pointer;
  border-radius:999px;padding:8px 18px;border:1px solid transparent;transition:opacity .2s,border-color .2s,color .2s;}
.tb-auth-login{background:var(--lacquer);color:#fff;}
.tb-auth-login:hover{opacity:.9;}
.tb-auth-logout{background:transparent;color:var(--ink-soft);border-color:var(--line);}
.tb-auth-logout:hover{border-color:var(--ink-soft);color:var(--ink);}
.tb-auth-logout:disabled{opacity:.5;cursor:default;}

/* ===== AUTH MODAL ===== */
.tb-modal-overlay{position:fixed;inset:0;background:rgba(22,35,58,.55);backdrop-filter:blur(3px);
  display:none;align-items:center;justify-content:center;z-index:1000;padding:20px;}
.tb-modal-overlay.show{display:flex;}
.tb-modal{position:relative;background:#fff;border-radius:18px;max-width:420px;width:100%;
  padding:38px 34px 32px;box-shadow:0 24px 60px rgba(0,0,0,.28);}
.tb-modal-close{position:absolute;top:12px;right:16px;background:none;border:none;font-size:28px;line-height:1;
  color:var(--ink-soft);cursor:pointer;}
.tb-modal-close:hover{color:var(--ink);}
.tb-modal h2{font-family:var(--serif);font-size:22px;color:var(--ink);}
.tb-modal-sub{font-family:var(--body);font-size:14px;color:var(--ink-soft);line-height:1.6;margin:10px 0 24px;}
.tb-btn-google{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;
  background:#fff;border:1.5px solid var(--line);border-radius:12px;padding:13px;font-family:var(--utility);
  font-size:15px;font-weight:600;color:var(--ink);cursor:pointer;transition:border-color .2s,background .2s;}
.tb-btn-google:hover{border-color:var(--ink-soft);background:var(--paper);}
.tb-btn-google svg{width:20px;height:20px;flex-shrink:0;}
.tb-divider{display:flex;align-items:center;gap:12px;margin:20px 0;color:var(--ink-soft);
  font-family:var(--utility);font-size:12.5px;}
.tb-divider::before,.tb-divider::after{content:"";flex:1;height:1px;background:var(--line);}
.tb-magic{display:flex;flex-direction:column;gap:12px;}
.tb-magic input{font-family:var(--body);font-size:15px;padding:13px 16px;border:1.5px solid var(--line);
  border-radius:12px;color:var(--ink);background:var(--paper);width:100%;}
.tb-magic input:focus{outline:none;border-color:var(--gold);}
.tb-btn-magic{background:var(--lacquer);color:#fff;border:none;border-radius:12px;padding:13px;
  font-family:var(--utility);font-size:15px;font-weight:600;cursor:pointer;transition:opacity .2s;}
.tb-btn-magic:hover{opacity:.92;}
.tb-btn-magic:disabled{opacity:.55;cursor:default;}
.tb-auth-msg{font-family:var(--body);font-size:13.5px;line-height:1.6;margin-top:16px;text-align:center;display:none;color:var(--ink-soft);}
.tb-auth-msg.show{display:block;}
.tb-auth-msg.err{color:var(--lacquer);}
.tb-auth-msg.ok{color:var(--moss);}

/* MOCK EXAM CARD */
.mock-card{
  display:flex;justify-content:space-between;align-items:stretch;gap:24px;width:100%;text-align:left;
  background:linear-gradient(135deg,#1f3357 0%,#16233A 100%);color:var(--paper);
  border:1px solid rgba(182,136,58,.4);border-radius:var(--radius);
  padding:30px 32px;cursor:pointer;font-family:inherit;margin-bottom:34px;
  transition:transform .2s ease, box-shadow .2s ease;
}
.mock-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);}
.mock-card-main{display:flex;flex-direction:column;gap:10px;}
.mock-eyebrow{font-family:var(--utility);font-size:12px;font-weight:700;letter-spacing:.08em;color:var(--gold-soft);text-transform:uppercase;}
.mock-card h2{font-family:var(--serif);font-size:23px;line-height:1.35;color:#fff;}
.mock-card p{font-family:var(--body);font-size:14.5px;line-height:1.6;color:rgba(251,247,239,.82);max-width:560px;}
.mock-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px;}
.mock-pill{font-family:var(--utility);font-size:11.5px;color:var(--paper);background:rgba(251,247,239,.12);border:1px solid rgba(251,247,239,.18);border-radius:999px;padding:4px 11px;}
.mock-card-side{display:flex;flex-direction:column;align-items:flex-end;justify-content:space-between;gap:18px;flex-shrink:0;}
.mock-best{font-family:var(--utility);font-size:12px;color:var(--gold-soft);text-align:right;display:flex;flex-direction:column;gap:2px;}
.mock-best strong{font-size:20px;color:#fff;font-weight:700;}
.mock-cta{font-family:var(--utility);font-weight:700;font-size:14.5px;color:var(--ink);background:var(--gold-soft);border-radius:999px;padding:10px 22px;white-space:nowrap;}

.tb-section-label{font-family:var(--utility);font-size:13px;font-weight:600;color:var(--ink-soft);letter-spacing:.04em;margin-bottom:18px;}

/* CATEGORY GRID */
.category-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.category-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;text-align:left;cursor:pointer;font-family:inherit;
  display:flex;flex-direction:column;gap:10px;transition:transform .2s ease, box-shadow .2s ease;
}
.category-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);}
.category-card .num{font-family:var(--utility);font-size:12px;color:var(--gold);font-weight:600;}
.category-card h2{font-size:18px;color:var(--ink);line-height:1.4;}
.category-card .meta{display:flex;justify-content:space-between;align-items:center;font-family:var(--utility);font-size:12.5px;color:var(--ink-soft);margin-top:auto;}
.category-card .best{color:var(--moss);font-weight:600;}

/* QUIZ SCREEN */
.quiz-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px;flex-wrap:wrap;gap:10px;}
.quiz-cat-name{font-family:var(--utility);font-size:13px;color:var(--lacquer);font-weight:600;}
.quiz-progress-text{font-family:var(--utility);font-size:13px;color:var(--ink-soft);}
.progress-track{height:6px;background:var(--paper-deep);border-radius:999px;overflow:hidden;margin-bottom:32px;}
.progress-fill{height:100%;background:var(--gold);border-radius:999px;transition:width .3s ease;}

.quiz-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:34px 32px;box-shadow:var(--shadow);}
.question-text{font-family:var(--serif);font-size:19px;line-height:1.55;color:var(--ink);margin-bottom:26px;}
.choices{display:flex;flex-direction:column;gap:12px;}
.choice-btn{
  display:flex;gap:14px;align-items:flex-start;text-align:left;
  background:var(--paper);border:1.5px solid var(--line);border-radius:12px;
  padding:14px 18px;font-family:var(--body);font-size:15px;color:var(--ink);
  cursor:pointer;transition:border-color .2s, background .2s;width:100%;
}
.choice-btn:hover:not(:disabled){border-color:var(--gold);}
.choice-btn .letter{font-family:var(--utility);font-weight:700;color:var(--ink-soft);flex-shrink:0;width:20px;}
.choice-btn.is-selected{background:var(--gold-soft);border-color:var(--gold);}
.choice-btn.is-selected .letter{color:var(--gold);}
.choice-btn.is-correct{background:var(--moss-soft);border-color:var(--moss);}
.choice-btn.is-correct .letter{color:var(--moss);}
.choice-btn.is-wrong{background:var(--lacquer-soft);border-color:var(--lacquer);}
.choice-btn.is-wrong .letter{color:var(--lacquer);}
.choice-btn:disabled{cursor:default;}

.feedback{margin-top:24px;padding:18px 20px;border-radius:12px;font-size:14.5px;line-height:1.7;}
.feedback.correct{background:var(--moss-soft);color:var(--ink);}
.feedback.wrong{background:var(--lacquer-soft);color:var(--ink);}
.feedback .tag{display:inline-block;font-family:var(--utility);font-weight:700;font-size:12.5px;letter-spacing:.04em;margin-bottom:8px;}
.feedback.correct .tag{color:var(--moss);}
.feedback.wrong .tag{color:var(--lacquer);}
.feedback .ref{display:block;margin-top:8px;font-family:var(--utility);font-size:11.5px;color:var(--ink-soft);}

.quiz-nav{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:24px;}

/* RESULT SCREEN */
.result-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:48px 40px;text-align:center;box-shadow:var(--shadow);}
.result-score{font-family:var(--serif);font-size:56px;font-weight:700;color:var(--ink);}
.result-score span{font-size:24px;color:var(--ink-soft);font-weight:500;}
.result-percent{font-family:var(--utility);font-size:15px;color:var(--ink-soft);margin-top:6px;}
.result-badge{display:inline-flex;align-items:center;gap:8px;font-family:var(--utility);font-weight:700;font-size:14px;padding:10px 22px;border-radius:999px;margin-top:18px;}
.result-badge.pass{background:var(--moss-soft);color:var(--moss);}
.result-badge.fail{background:var(--lacquer-soft);color:var(--lacquer);}
.result-actions{display:flex;gap:14px;justify-content:center;margin-top:32px;flex-wrap:wrap;}
.result-review{margin-top:40px;text-align:left;display:flex;flex-direction:column;gap:10px;}
.review-item{display:flex;gap:12px;padding:12px 16px;border-radius:10px;background:var(--paper);font-size:13.5px;}
.review-item .ic{flex-shrink:0;width:18px;}
.review-item.ok .ic{color:var(--moss);}
.review-item.no .ic{color:var(--lacquer);}

/* MOCK RESULT — BREAKDOWN BY DOMAIN */
.result-breakdown{margin-top:30px;text-align:left;background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:22px 24px;}
.breakdown-title{font-family:var(--utility);font-size:13px;font-weight:700;color:var(--ink-soft);letter-spacing:.04em;margin-bottom:16px;}
.breakdown-row{display:flex;align-items:center;gap:14px;margin-bottom:12px;}
.breakdown-row:last-child{margin-bottom:0;}
.bd-label{font-family:var(--utility);font-size:13px;color:var(--ink);flex:0 0 150px;}
.bd-bar{flex:1;height:8px;background:var(--paper-deep);border-radius:999px;overflow:hidden;}
.bd-fill{display:block;height:100%;background:var(--gold);border-radius:999px;}
.bd-num{font-family:var(--utility);font-size:13px;color:var(--ink-soft);flex:0 0 52px;text-align:right;}

/* MOCK RESULT — DETAILED REVIEW */
.review-title{font-family:var(--utility);font-size:13px;font-weight:700;color:var(--ink-soft);letter-spacing:.04em;margin-bottom:6px;}
.review-item.detailed{align-items:flex-start;padding:16px 18px;}
.review-body{display:flex;flex-direction:column;gap:6px;}
.review-q{font-family:var(--serif);font-size:15px;line-height:1.5;color:var(--ink);}
.review-ans{font-family:var(--body);font-size:13.5px;line-height:1.5;}
.review-ans.your{color:var(--ink-soft);}
.review-item.no .review-ans.your{color:var(--lacquer);}
.review-ans.key{color:var(--moss);font-weight:600;}
.review-expl{font-family:var(--body);font-size:13px;line-height:1.65;color:var(--ink-soft);margin-top:4px;padding-top:8px;border-top:1px solid var(--line);}
.review-expl .ref{display:block;margin-top:6px;font-family:var(--utility);font-size:11px;color:var(--ink-soft);opacity:.85;}

@media (max-width:700px){
  .category-grid{grid-template-columns:1fr;}
  .quiz-card{padding:26px 22px;}
  .result-card{padding:36px 24px;}
  .mock-card{flex-direction:column;gap:18px;padding:24px 22px;}
  .mock-card-side{flex-direction:row;align-items:center;justify-content:space-between;width:100%;}
  .bd-label{flex-basis:108px;font-size:12px;}
}

footer.site{background:#16233A;color:var(--paper);padding:60px 0 30px;}
.foot-row{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:20px;padding-bottom:30px;border-bottom:1px solid rgba(251,247,239,.14);}
.foot-brand{display:flex;align-items:center;gap:10px;}
.foot-brand svg{width:32px;height:32px;}
.foot-brand .name{font-family:var(--serif);font-size:18px;font-weight:700;color:#fff;}
.foot-links{display:flex;gap:24px;font-family:var(--utility);font-size:14px;flex-wrap:wrap;}
.foot-links a{color:rgba(251,247,239,.85);}
.foot-links a:hover{color:var(--gold-soft);}
.foot-legal{padding-top:22px;font-size:12.5px;color:rgba(251,247,239,.5);}