/* Bổ sung giao diện trang chủ và trang kết quả. */
body{background:linear-gradient(180deg,#f5f7f9 0,#f7f8fa 360px,#f5f6f8 100%)}
.topbar{box-shadow:0 1px 10px rgba(18,42,64,.045)}
.brand{letter-spacing:-.01em}
.btn{transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease}
.btn:hover{transform:translateY(-1px);box-shadow:0 7px 18px rgba(21,56,91,.16)}

/* Trang chủ */
.home-hero{position:relative;isolation:isolate;display:grid;grid-template-columns:minmax(0,1fr) 260px;align-items:center;min-height:325px;margin:0 0 18px;padding:48px 56px;overflow:hidden;border-radius:22px;background:linear-gradient(135deg,#102d49 0%,#174a6e 58%,#1d607d 100%);box-shadow:0 16px 42px rgba(21,56,91,.18);color:#fff}
.home-hero::before{content:"";position:absolute;z-index:-1;right:-100px;top:-170px;width:430px;height:430px;border:1px solid rgba(255,255,255,.13);border-radius:50%;box-shadow:0 0 0 55px rgba(255,255,255,.025),0 0 0 115px rgba(255,255,255,.018)}
.home-hero-copy{max-width:680px}
.home-eyebrow{margin:0 0 13px;color:#e8c982;font-size:.76rem;font-weight:800;letter-spacing:.13em}
.home-hero h1{margin:0 0 14px;color:#fff;font-size:clamp(2rem,4vw,3.25rem);line-height:1.1;letter-spacing:-.035em}
.home-lead{max-width:640px;margin:0;color:rgba(255,255,255,.82);font-size:1.06rem;line-height:1.7}
.home-hero-actions{display:flex;align-items:center;gap:22px;flex-wrap:wrap;margin-top:28px}
.home-primary{background:#d4a946;color:#172b3f;padding:12px 19px}
.home-primary:hover{background:#e0ba60}
.home-text-link{color:#fff;text-decoration:none;font-weight:700}
.home-text-link span,.home-guide-link span{display:inline-block;margin-left:5px;transition:transform .18s ease}
.home-text-link:hover span,.home-guide-link:hover span{transform:translateX(4px)}
.home-hero-symbol{display:grid;place-items:center}
.home-hero-symbol svg{width:210px;max-width:100%;fill:none;stroke:#e9cf91;stroke-width:5;stroke-linecap:round;stroke-linejoin:round;opacity:.9;filter:drop-shadow(0 12px 16px rgba(0,0,0,.14))}

.home-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:18px}
.home-stat{position:relative;overflow:hidden;min-height:132px;padding:19px 20px;border:1px solid #dfe5ea;border-radius:15px;background:rgba(255,255,255,.92);box-shadow:0 5px 18px rgba(23,43,63,.045)}
.home-stat::after{content:"";position:absolute;right:-16px;bottom:-28px;width:80px;height:80px;border-radius:50%;background:#edf3f7}
.home-stat span,.home-stat small{position:relative;z-index:1;display:block}
.home-stat span{color:#687887;font-size:.82rem;font-weight:700;text-transform:uppercase;letter-spacing:.035em}
.home-stat strong{position:relative;z-index:1;display:block;margin:6px 0 2px;color:#15385b;font-size:1.65rem;line-height:1.2}
.home-stat small{color:#84909b;font-size:.78rem}

.home-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:18px;align-items:start}
.home-main-column{min-width:0}
.home-layout .card{box-shadow:0 5px 20px rgba(23,43,63,.045)}
.home-kicker{display:block;margin-bottom:5px;color:#9a6b10;font-size:.73rem;font-weight:800;letter-spacing:.1em}
.home-start-card{padding:28px;border-top:4px solid #c49a3b}
.home-start-card h2,.home-resume-card h2,.home-recent-card h2,.home-guide h2{margin:3px 0 8px;color:#17324b}
.home-start-card>p{max-width:760px;color:#5d6975}
.home-resume-card{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:25px 28px;border-left:5px solid #c49a3b;background:linear-gradient(100deg,#fffaf0,#fff 52%)}
.home-resume-card p{margin:0;color:#6c7782}
.home-recent-card{padding:26px 28px}
.home-section-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;margin-bottom:10px}
.home-section-heading a{color:#305b7c;font-size:.9rem;font-weight:700;text-decoration:none}
.home-result-list{border-top:1px solid #e8edf1}
.home-result-row{display:grid;grid-template-columns:58px minmax(0,1fr) auto;align-items:center;gap:14px;padding:15px 4px;border-bottom:1px solid #e8edf1;color:inherit;text-decoration:none;transition:background-color .18s ease,padding .18s ease}
.home-result-row:hover{padding-left:10px;padding-right:10px;background:#f7fafc}
.home-result-score{display:grid;place-items:center;width:52px;height:52px;border-radius:50%;background:#eef6f2;color:#17633a;font-size:1.05rem;font-weight:800}
.home-result-score small{font-size:.65rem}
.home-result-info{min-width:0}
.home-result-info strong,.home-result-info small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.home-result-info strong{color:#203b53}
.home-result-info small{margin-top:4px;color:#7a8792;font-size:.8rem}
.home-result-arrow{color:#8a9aa7;font-size:1.2rem}
.home-empty{padding:28px 8px 15px;text-align:center;color:#6f7c87}
.home-empty strong{color:#31495e}
.home-empty p{margin-bottom:0}

.home-guide{position:sticky;top:82px;padding:27px 25px;background:linear-gradient(180deg,#fff,#f9fbfc)}
.home-guide ol{list-style:none;margin:22px 0;padding:0}
.home-guide li{display:grid;grid-template-columns:38px 1fr;gap:13px;position:relative;padding-bottom:22px}
.home-guide li:not(:last-child)::after{content:"";position:absolute;left:18px;top:34px;bottom:2px;width:1px;background:#d7e0e7}
.home-guide li>span{display:grid;place-items:center;width:36px;height:36px;border-radius:50%;background:#173f60;color:#fff;font-weight:800}
.home-guide li strong{color:#263f55}
.home-guide li p{margin:3px 0 0;color:#71808c;font-size:.88rem;line-height:1.5}
.home-guide-link{display:inline-flex;align-items:center;color:#285a7c;font-weight:800;text-decoration:none}

/* Trang kết quả */
.answer-key{display:flex;align-items:center;gap:10px;margin:16px 0 0;padding:10px 13px;border:1px solid #a9d2b8;border-radius:10px;background:#eef9f2;color:#155b35}
.answer-key span{font-size:.82rem;font-weight:800;text-transform:uppercase;letter-spacing:.04em}
.answer-key strong{font-size:1.05rem}
.answer-explanation{margin:12px 0 16px;padding:16px 18px;border:1px solid #e7cb8a;border-left:5px solid #b7791f;border-radius:12px;background:#fff8e8}
.answer-explanation-title{color:#7a4b00;font-size:.82rem;font-weight:800;text-transform:uppercase;letter-spacing:.04em}
.answer-explanation-text{margin-top:6px;color:#3f341f}
.option-explanations{margin:12px 0;padding:11px 13px;border:1px solid var(--line);border-radius:10px;background:#fafbfc}
.option-explanations summary{cursor:pointer;font-weight:700}
.legal-basis{margin-top:14px;padding-top:12px;border-top:1px solid var(--line)}
.legal-basis ul{margin-bottom:0}
.report-disclosure{margin-top:16px;padding-top:14px;border-top:1px solid var(--line)}
.report-disclosure summary{list-style:none;width:max-content}
.report-disclosure summary::-webkit-details-marker{display:none}
.report-form-collapsed{margin-top:12px;padding:14px;border:1px solid #d9e1e8;border-radius:11px;background:#f8fafc}
.report-form-collapsed label{margin-top:0}
.report-form-collapsed textarea{background:#fff}
.report-status{display:inline-block;margin:16px 0 0;padding:7px 10px;border-radius:8px;background:#eef2f6;color:#526273;font-size:.88rem}

/* Quản lý người dùng */
.admin-page-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:24px;margin-bottom:18px}
.admin-page-heading h1{margin-bottom:5px}
.admin-page-heading p{margin:0}
.admin-eyebrow{color:#9a6b10!important;font-size:.74rem;font-weight:800;letter-spacing:.11em}
.create-user-disclosure{position:relative;flex:0 0 auto}
.create-user-disclosure>summary{list-style:none}
.create-user-disclosure>summary::-webkit-details-marker{display:none}
.create-user-panel{position:absolute;z-index:30;right:0;top:48px;width:min(850px,90vw);box-shadow:0 18px 50px rgba(17,38,57,.18)}
.create-user-panel h2{margin-top:0}
.user-type-tabs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-bottom:18px}
.user-type-tab{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:15px 18px;border:1px solid #dbe2e8;border-radius:13px;background:#fff;color:#41576a;text-decoration:none;box-shadow:0 3px 14px rgba(23,43,63,.035)}
.user-type-tab span{font-weight:750}
.user-type-tab strong{display:grid;place-items:center;min-width:34px;height:28px;padding:0 8px;border-radius:20px;background:#edf2f6;color:#36526a}
.user-type-tab.active{border-color:#2f6387;background:#173f60;color:#fff;box-shadow:0 8px 22px rgba(21,56,91,.14)}
.user-type-tab.active strong{background:#fff;color:#173f60}
.user-filter-card{padding:18px 20px}
.user-filter-grid{display:grid;grid-template-columns:minmax(230px,1.6fr) repeat(5,minmax(135px,1fr));gap:11px;align-items:end}
.user-filter-grid label{margin-top:0}
.user-list-card{padding:0;overflow:hidden}
.user-list-summary{display:flex;justify-content:space-between;gap:20px;padding:17px 20px;border-bottom:1px solid var(--line);color:#607080}
.user-list-summary strong{color:#263f55}
.table-scroll{width:100%;overflow-x:auto}
.user-table{min-width:1050px}
.user-table td>small{display:block;margin-top:4px;color:#7a8792;font-size:.78rem;white-space:nowrap}
.user-table .btn{white-space:nowrap}
.admin-role-badge{margin:2px;background:#e8eef8;color:#244f76}
.empty-table{padding:30px!important;text-align:center!important;color:#71808c}
.pagination{display:flex;align-items:center;justify-content:center;gap:7px;padding:18px;border-top:1px solid var(--line)}
.pagination a{display:grid;place-items:center;min-width:36px;height:36px;padding:0 10px;border:1px solid #d7dfe6;border-radius:8px;background:#fff;color:#35536c;text-decoration:none;font-weight:700}
.pagination a.active{border-color:#173f60;background:#173f60;color:#fff}
.user-detail-heading{align-items:flex-end}
.back-link{display:inline-block;margin-bottom:9px;color:#3b6280;text-decoration:none;font-weight:700}
.section-heading h2{margin:0 0 3px}
.section-heading p{margin:0 0 15px}
.admin-account-note{margin-bottom:18px;border-left-color:#c49a3b;background:#fff9eb}
.user-account-metrics{margin-bottom:18px}
.metric strong.metric-text{font-size:1.05rem;margin-top:8px}
.metric small{color:#75828e}
.role-management-card{border-top:4px solid #315f82}
.account-type-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:17px 0}
.account-type-choice{display:flex;align-items:flex-start;gap:12px;margin:0;padding:16px;border:1px solid #d8e1e8;border-radius:12px;background:#fbfcfd;cursor:pointer}
.account-type-choice:has(input:checked){border-color:#2f6387;background:#f0f6fa;box-shadow:inset 0 0 0 1px #2f6387}
.account-type-choice input,.admin-role-option input{width:auto;flex:0 0 auto;margin-top:5px}
.account-type-choice span,.account-type-choice strong,.account-type-choice small,.admin-role-option span,.admin-role-option strong,.admin-role-option small{display:block}
.account-type-choice strong,.admin-role-option strong{color:#263f55}
.account-type-choice small,.admin-role-option small{margin-top:3px;color:#71808c;font-size:.82rem;font-weight:400;line-height:1.45}
.admin-role-selector{margin-top:18px;padding-top:4px;border-top:1px solid #e4e9ed}
.admin-role-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.admin-role-option{display:flex;align-items:flex-start;gap:10px;margin:0;padding:13px 14px;border:1px solid #e0e6eb;border-radius:10px;background:#fff}
.role-change-warning{margin-top:15px;padding:11px 13px;border-radius:9px;background:#fff5d9;color:#704900;font-size:.9rem}

@media(max-width:900px){
  .home-hero{grid-template-columns:1fr;padding:40px}.home-hero-symbol{display:none}
  .home-stats{grid-template-columns:repeat(2,minmax(0,1fr))}
  .home-layout{grid-template-columns:1fr}.home-guide{position:static}
  .user-filter-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.filter-search{grid-column:1/-1}
}
@media(max-width:560px){
  .home-hero{min-height:auto;padding:30px 24px;border-radius:16px}.home-hero h1{font-size:2rem}
  .home-stats{grid-template-columns:1fr 1fr;gap:9px}.home-stat{min-height:120px;padding:15px}.home-stat strong{font-size:1.25rem}
  .home-resume-card{display:block}.home-resume-card .btn{margin-top:16px}
  .home-start-card,.home-recent-card,.home-guide{padding:21px 18px}
  .home-result-row{grid-template-columns:50px minmax(0,1fr) auto;gap:9px}.home-result-score{width:45px;height:45px}
  .admin-page-heading{display:block}.create-user-disclosure{margin-top:14px}.create-user-panel{position:static;width:100%;margin-top:10px}
  .user-type-tabs{grid-template-columns:1fr}.user-filter-grid{grid-template-columns:1fr}.filter-search{grid-column:auto}
  .user-detail-heading .actions{margin-top:12px}
  .account-type-grid,.admin-role-grid{grid-template-columns:1fr}
}