/* Hinh Anh Y Hoc V5.0 — focused learning system */
:root{--v50-blue:#2f6fe4;--v50-indigo:#5b5ce2;--v50-teal:#0b8b83;--v50-green:#2d9a6b;--v50-red:#c95d58;--v50-amber:#d5972c}
.v46-support{left:22px!important;right:auto!important;bottom:22px!important;align-items:flex-start!important}.v46-support-menu{align-items:flex-start!important}.v46-support-item{flex-direction:row-reverse;padding:7px 18px 7px 9px}.v46-support-close{align-self:flex-start}
.v50-dashboard-pulse{display:grid;grid-template-columns:minmax(0,2fr) minmax(220px,.8fr) minmax(240px,1fr);gap:18px;margin:22px 0 34px}.v50-dashboard-pulse>.card{min-height:190px;padding:24px;border-radius:22px}.v50-continue-card{display:grid;grid-template-columns:48px 1fr auto;gap:18px;align-items:center;background:linear-gradient(135deg,#f8fbff,#f5fbfa)}.v50-pulse-icon{width:48px;height:48px;border-radius:16px;display:grid;place-items:center;background:#e8f2ff;color:var(--v50-blue)}.v50-pulse-icon .icon{width:24px}.v50-continue-card h2,.v50-goal-card h3,.v50-weak-card h3{margin:5px 0 7px}.v50-continue-card p,.v50-goal-card p,.v50-weak-card p{color:var(--muted);font-size:13px}.v50-goal-card{background:linear-gradient(145deg,#102a31,#143842);color:white}.v50-goal-card .eyebrow{color:#8ddad1}.v50-goal-ring{display:flex;align-items:baseline;gap:5px;margin:10px 0}.v50-goal-ring strong{font-size:44px;line-height:1}.v50-goal-ring span{font-size:13px;color:#a9c1c7}.v50-weak-card{position:relative;overflow:hidden}.v50-weak-card>strong{font-size:42px;color:#c45f54;display:block;margin:7px 0}.v50-weak-card:after{content:'';position:absolute;width:120px;height:120px;border-radius:50%;right:-42px;top:-42px;background:rgba(201,93,88,.07)}
.v50-subject-space{display:flex;flex-direction:column;gap:30px}.v50-subject-hero{box-shadow:0 20px 50px rgba(25,63,78,.06)}.v50-coming-card{position:relative}.v50-coming{position:absolute;top:16px;right:16px;font-style:normal;font-size:9px;letter-spacing:.8px;font-weight:800;padding:6px 8px;border-radius:999px;background:#fff3d9;color:#9a6b17}.v50-insight-row{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.v50-insight-row .card{padding:22px}.v50-insight-row strong{font-size:34px;display:block;margin:7px 0;color:var(--ink)}
.v50-survival-hero,.v50-arena{min-height:520px;border-radius:30px;border:1px solid var(--line);background:radial-gradient(circle at 82% 22%,rgba(27,169,138,.22),transparent 28%),linear-gradient(145deg,#10242d,#163841);color:#f5fbfd;padding:54px;display:grid;grid-template-columns:minmax(0,1.2fr) minmax(220px,.8fr);align-items:center;gap:30px;overflow:hidden}.v50-survival-hero h1,.v50-arena h1{font-size:48px;margin:8px 0 14px}.v50-survival-hero p,.v50-arena p{color:#bdd0d5;max-width:720px}.v50-survival-rules{display:flex;gap:10px;flex-wrap:wrap;margin:24px 0}.v50-survival-rules span{display:flex;align-items:center;gap:8px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);padding:10px 13px;border-radius:12px;font-size:12px}.v50-survival-orb{justify-self:end;width:230px;height:230px;border-radius:50%;display:grid;place-items:center;align-content:center;gap:12px;background:radial-gradient(circle,#23a982 0,#1b6f66 52%,#0e3038 72%);box-shadow:0 0 0 18px rgba(255,255,255,.03),0 0 0 36px rgba(255,255,255,.02)}.v50-survival-orb .icon{width:66px;height:66px}.v50-survival-orb strong{letter-spacing:2px}.v50-arena{display:flex;flex-direction:column;justify-content:center;text-align:center}.v50-arena-icon{width:100px;height:100px;border-radius:30px;background:rgba(255,255,255,.08);display:grid;place-items:center}.v50-arena-icon .icon{width:46px}.v50-arena-preview{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;width:min(760px,100%);margin:24px 0}.v50-arena-preview div{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.1);padding:20px;border-radius:18px}.v50-arena-preview b{display:block;font-size:28px;color:#74d7ca}.v50-arena-preview span{font-size:12px;color:#c1d1d5}
.v50-calendar-page{display:flex;flex-direction:column;gap:20px}.v50-calendar-head{display:flex;justify-content:space-between;gap:20px;align-items:flex-end}.v50-calendar-head h1{font-size:42px;margin:6px 0}.v50-calendar-actions{display:flex;gap:9px;flex-wrap:wrap}.v50-calendar-filters{display:flex;gap:8px;flex-wrap:wrap}.v50-calendar-filters a{padding:9px 14px;border:1px solid var(--line);border-radius:999px;font-size:12px;font-weight:700;color:var(--muted);background:var(--surface)}.v50-calendar-filters a.active{background:var(--ink);color:var(--surface);border-color:var(--ink)}.v50-calendar-layout{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(300px,.75fr);gap:20px;align-items:start}.v50-calendar-card,.v50-day-panel{padding:22px;border-radius:22px}.v50-calendar-toolbar{display:flex;align-items:center;gap:10px;margin-bottom:16px}.v50-calendar-toolbar h2{margin:0 auto 0 0;text-transform:capitalize}.v50-weekdays,.v50-calendar-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:8px}.v50-weekdays span{text-align:center;font-size:11px;font-weight:800;color:var(--muted);padding:10px 0}.v50-day{min-height:88px;border:1px solid var(--line);border-radius:14px;background:var(--surface);padding:10px;text-align:left;color:var(--ink);display:flex;flex-direction:column;gap:7px;transition:.15s}.v50-day:hover{border-color:#9cb7df;transform:translateY(-1px)}.v50-day.muted{opacity:.38}.v50-day.selected{border:2px solid var(--v50-blue);background:#f4f8ff;padding:9px}.v50-day.today b{width:26px;height:26px;border-radius:9px;background:var(--ink);color:var(--surface);display:grid;place-items:center}.v50-day>span{display:flex;gap:4px}.v50-day i{width:7px;height:7px;border-radius:50%;background:var(--v50-teal)}.v50-day i.exam{background:var(--v50-red)}.v50-day small{font-size:9px;color:var(--muted)}.v50-day-head{display:flex;justify-content:space-between;gap:15px;align-items:start;margin-bottom:16px}.v50-day-head h2{font-size:20px;margin:4px 0}.v50-day-head>span{font-size:11px;color:var(--muted)}.v50-event{display:flex;justify-content:space-between;gap:10px;padding:16px;border-radius:16px;border:1px solid var(--line);margin-bottom:12px;border-left:4px solid var(--v50-teal);background:var(--surface)}.v50-event.exam{border-left-color:var(--v50-red)}.v50-event span{font-size:9px;letter-spacing:.8px;font-weight:800;color:var(--v50-teal)}.v50-event.exam span{color:var(--v50-red)}.v50-event h3{font-size:15px;margin:5px 0}.v50-event p,.v50-event small{font-size:11px;color:var(--muted)}.v50-event-actions{display:flex;gap:5px}.v50-empty-day{text-align:center;padding:40px 18px;color:var(--muted)}.v50-empty-day .icon{width:38px;height:38px;margin-bottom:10px}.v50-event-form{min-width:min(560px,86vw)}
.v50-memory-hero{background:linear-gradient(135deg,#fffaf3,#f6fbff)}.v50-memory-tag{display:flex;align-items:center;gap:8px;font-size:10px;color:var(--muted)}.v50-memory-tag .text{min-width:155px;padding:7px 9px;font-size:11px}.v50-memory-chip{display:inline-flex;margin-top:14px;padding:6px 10px;border-radius:999px;background:#fff1cc;color:#926514;font-size:10px;font-weight:800}
.exam-focus .sidebar,.exam-focus .topbar{display:none!important}.exam-focus .site-body{margin-left:0!important}.exam-focus .main{max-width:1500px!important;padding-top:18px!important}.exam-focus .quiz-layout{grid-template-columns:minmax(0,1fr) 300px}.save-state{border:1px solid var(--line);border-radius:10px;padding:9px 10px;background:var(--surface)}
.v50-mini-review{min-width:min(620px,88vw)}.v50-mini-review>p:not(.eyebrow){font-size:18px;line-height:1.55}.v50-mini-options{display:grid;gap:9px;margin:20px 0}.v50-mini-options .btn{text-align:left;justify-content:flex-start;white-space:normal}.v50-mini-correct{border-color:#2d9a6b!important;background:#eaf8f1!important;color:#1e714f!important}.v50-mini-wrong{border-color:#c95d58!important;background:#fff0ef!important;color:#994742!important}
.v50-result-hero{text-align:center;border:1px solid var(--line);border-radius:26px;padding:32px;background:linear-gradient(145deg,#fff,#f7fbff);box-shadow:0 18px 50px rgba(24,55,79,.06)}.v50-result-status{display:inline-flex;align-items:center;gap:8px;padding:7px 12px;border-radius:999px;background:#eaf7ef;color:#257552;font-weight:800;font-size:11px}.v50-result-score{display:flex;justify-content:center;align-items:baseline;gap:8px;margin:18px 0}.v50-result-score span{font-size:12px;color:var(--muted)}.v50-result-score strong{font-size:72px;line-height:1;color:#2f6fe4}.v50-result-score small{font-size:18px;color:var(--muted)}.v50-result-summary{display:grid;grid-template-columns:repeat(4,minmax(120px,1fr));gap:12px;max-width:760px;margin:0 auto 18px}.v50-result-summary article{padding:14px;border-radius:16px;background:var(--surface);border:1px solid var(--line);display:grid;grid-template-columns:26px 1fr;grid-template-rows:auto auto;column-gap:7px;text-align:left}.v50-result-summary article>span{grid-row:1/3;align-self:center}.v50-result-summary strong{font-size:22px}.v50-result-summary small{font-size:10px;color:var(--muted)}.v50-result-map{margin:20px 0;padding:22px}.v50-result-legend{display:flex;gap:12px;flex-wrap:wrap;font-size:11px;color:var(--muted)}.v50-result-legend span{display:flex;align-items:center;gap:5px}.v50-result-legend i{width:10px;height:10px;border-radius:3px;background:#2d9a6b}.v50-result-legend i.wrong{background:#c95d58}.v50-result-legend i.skipped{background:#a8b0b8}.v50-result-grid{display:grid;grid-template-columns:repeat(10,minmax(38px,1fr));gap:8px}.v50-result-dot{height:42px;border:0;border-radius:10px;color:white;font-weight:800;background:#2d9a6b}.v50-result-dot.wrong{background:#c95d58}.v50-result-dot.skipped{background:#a8b0b8}.v50-result-actions{display:flex;gap:9px;flex-wrap:wrap;justify-content:center;margin:20px 0 26px}.v50-review-card{scroll-margin-top:20px}
[data-theme=dark] .v50-continue-card,[data-theme=dark] .v50-weak-card,[data-theme=dark] .v50-calendar-card,[data-theme=dark] .v50-day-panel,[data-theme=dark] .v50-result-hero{background:#102129}.v50-goal-card{border-color:#244049}
@media(max-width:1050px){.v50-dashboard-pulse{grid-template-columns:1fr 1fr}.v50-continue-card{grid-column:1/-1}.v50-calendar-layout{grid-template-columns:1fr}.v50-insight-row{grid-template-columns:1fr 1fr}.v50-result-grid{grid-template-columns:repeat(8,minmax(36px,1fr))}}
@media(max-width:760px){.v46-support{left:14px!important;bottom:14px!important}.v50-dashboard-pulse{grid-template-columns:1fr}.v50-continue-card{grid-template-columns:42px 1fr}.v50-continue-card .btn{grid-column:1/-1}.v50-insight-row{grid-template-columns:1fr}.v50-survival-hero{grid-template-columns:1fr;padding:28px 22px}.v50-survival-hero h1,.v50-arena h1{font-size:36px}.v50-survival-orb{justify-self:center;width:180px;height:180px}.v50-arena{padding:30px 20px}.v50-arena-preview{grid-template-columns:1fr}.v50-calendar-head{align-items:flex-start;flex-direction:column}.v50-calendar-head h1{font-size:34px}.v50-weekdays,.v50-calendar-grid{gap:4px}.v50-day{min-height:66px;padding:7px;border-radius:10px}.v50-day.selected{padding:6px}.v50-day small{display:none}.v50-result-summary{grid-template-columns:1fr 1fr}.v50-result-grid{grid-template-columns:repeat(5,1fr)}.v50-result-score strong{font-size:58px}.v50-result-actions .btn,.v50-result-actions a{flex:1 1 45%}.exam-focus .main{padding:12px!important}.exam-focus .quiz-top{position:static}.v50-memory-tag{align-items:flex-start;flex-direction:column}}
/* V5 final visual polish */
.v50-goal-card p{color:#b9cdd2!important}.v50-goal-card .v50-streak{color:#d9ecef!important}
.v46-tool-card.v50-coming-card{padding-top:54px}.v50-coming{z-index:3;max-width:calc(100% - 32px);white-space:nowrap}
.v50-goal-card h3{color:#f7fbfc!important}