/* MasterStudent Core: shared styles. Uses the theme's colour tokens when present. */
:root{--msc-ink:var(--ink,#17202E);--msc-muted:var(--muted,#4A5466);--msc-line:var(--line,#E3E6EB);--msc-soft:var(--soft,#F5F6F8);--msc-blue:var(--blue,#1F4FD1);--msc-r:var(--r,14px)}

/* Table of contents */
.ms-toc details>summary{cursor:pointer;list-style:none}
.ms-toc details>summary::-webkit-details-marker{display:none}
.ms-toc details>summary::after{content:" \25BE";font-size:.9em}
.ms-toc details:not([open])>summary::after{content:" \25B8"}
.ms-toc nav ul{margin:.5em 0 0;padding-left:0;list-style:none;counter-reset:mstoc}
.ms-toc nav ul ul{margin:.2em 0 .2em 1.4em}
.ms-toc nav li{counter-increment:mstoc;margin:.25em 0;line-height:1.4}
.ms-toc nav li>a::before{content:counters(mstoc,".") ". ";color:var(--msc-muted)}
html{scroll-behavior:smooth}
.ez-toc-section{scroll-margin-top:80px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* Author box */
.ms-author-box{border:1px solid var(--msc-line);border-left:4px solid #00d084;background:var(--msc-soft);border-radius:var(--msc-r);padding:20px 24px;margin:36px 0}
.ms-author-box>.wp-block-heading{margin:0 0 10px;font-size:1.05em}
.ms-author-box p{margin:0 0 12px}
.ms-author-box p:last-child{margin-bottom:0}

/* Contact form */
.ms-contact{margin-top:14px}
.ms-contact-form p{margin:0 0 14px}
.ms-contact-form label{display:block;font-weight:600;font-size:14px;color:var(--msc-ink);margin:0 0 6px}
.ms-contact-form input[type=text],.ms-contact-form input[type=email],.ms-contact-form textarea{width:100%;box-sizing:border-box;border:1px solid var(--line2,#C9CED8);border-radius:10px;padding:12px 14px;font:inherit;font-size:16px;background:#fff;color:var(--msc-ink)}
.ms-contact-form input:focus,.ms-contact-form textarea:focus{outline:2px solid var(--msc-blue);outline-offset:1px;border-color:var(--msc-blue)}
.ms-contact-form button{background:var(--msc-blue);color:#fff;border:0;border-radius:10px;min-height:48px;padding:0 22px;font:600 16px var(--sans,inherit);cursor:pointer}
.ms-contact-form button:hover{background:var(--blue-d,#163BA0)}
.ms-hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;overflow:hidden}
.ms-contact-ok{background:var(--green-bg,#E7F3EC);color:var(--green,#1D6B3F);border-radius:10px;padding:14px 16px;margin:0}
.ms-contact-err{background:var(--amber-bg,#FFF4D6);color:var(--amber,#7A5300);border-radius:10px;padding:12px 14px}

/* FAQ */
.ms-faq .wp-block-details{border:1px solid var(--msc-line);border-radius:12px;padding:14px 18px;margin:0 0 10px;background:#fff}
.ms-faq .wp-block-details>summary{font-weight:600;cursor:pointer;color:var(--msc-ink)}
.ms-faq .wp-block-details[open]>summary{margin-bottom:8px}
.ms-faq .wp-block-details p:last-child{margin-bottom:0}

/* Tables converted from Supsystic */
.ms-table table{width:100%;border-collapse:collapse}
.ms-table th,.ms-table td{border:1px solid var(--msc-line);padding:10px 12px;text-align:left;vertical-align:top}
.ms-table thead th{background:var(--msc-soft);font-weight:600}
.ms-table figcaption{font-size:14px;color:var(--msc-muted);margin-top:8px;text-align:left}

/* Study spots */
.ms-spots-map{width:100%;border-radius:var(--msc-r);overflow:hidden;background:var(--msc-soft);margin:0 0 24px;z-index:0;position:relative}
.ms-pin span{display:block;width:18px;height:18px;border-radius:50% 50% 50% 0;background:var(--msc-blue);transform:rotate(-45deg);border:2px solid #fff;box-shadow:0 1px 4px rgba(0,0,0,.35)}
.ms-spot-chips{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 18px}
.ms-spot-chips a{border:1px solid var(--msc-line);border-radius:999px;padding:6px 14px;text-decoration:none;color:var(--msc-ink);font-size:15px;background:#fff}
.ms-spot-chips a[aria-current]{background:var(--msc-ink);color:#fff;border-color:var(--msc-ink)}
.ms-spot-chips a span{color:var(--msc-muted);font-size:13px}
.ms-spot-chips a[aria-current] span{color:#C9D1DE}
.ms-spots-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px;margin:0 0 16px}
.ms-spot-card{display:flex;flex-direction:column;border:1px solid var(--msc-line);border-radius:var(--msc-r);overflow:hidden;text-decoration:none;color:var(--msc-ink);background:#fff}
.ms-spot-card:hover{border-color:var(--msc-blue)}
.ms-spot-card .ms-spot-img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block;margin:0}
.ms-spot-card-body{display:flex;flex-direction:column;gap:4px;padding:12px 14px 14px}
.ms-spot-card-meta,.ms-spot-card-addr{font-size:14px;color:var(--msc-muted)}
.ms-stars{color:#B7791F;letter-spacing:1px}
.ms-stars-off{color:#D5D9E0}
.ms-muted{color:var(--msc-muted)}
.ms-spot-gallery{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:10px;margin:0 0 24px}
.ms-spot-gallery figure{margin:0}
.ms-spot-gallery img{width:100%;height:220px;object-fit:cover;border-radius:12px;display:block}
.ms-spot-facts{border:1px solid var(--msc-line);border-radius:var(--msc-r);padding:6px 20px;margin:28px 0}
.ms-spot-facts>div{display:grid;grid-template-columns:110px 1fr;gap:12px;padding:12px 0;border-top:1px solid var(--msc-line)}
.ms-spot-facts>div:first-child{border-top:0}
.ms-spot-facts dt{font-weight:600}
.ms-spot-facts dd{margin:0}
.ms-spot-hours{border-collapse:collapse;display:table!important;margin:0!important;font-size:15px}
.ms-spot-hours th,.ms-spot-hours td{padding:2px 16px 2px 0;border:0;text-align:left;font-weight:400}
.ms-spot-tags a{display:inline-block;border:1px solid var(--msc-line);border-radius:999px;padding:2px 10px;margin:0 6px 6px 0;font-size:14px;text-decoration:none;color:var(--msc-ink)}
.ms-spots-more a{font-weight:600}
@media (max-width:600px){.ms-spot-facts>div{grid-template-columns:1fr;gap:2px}.ms-spot-gallery img{height:180px}}
.ms-spots-head{grid-column:1/-1;width:100%;min-width:0}
.ms-spots-head .ms-spot-chips a{height:auto;min-height:0;display:inline-block}

/* Practice tests */
.ms-quiz{font-family:var(--sans,inherit);padding:24px;min-height:220px}
.ms-quiz-loading{color:var(--msc-muted);text-align:center;padding:40px 0;margin:0}
.ms-quiz-start,.ms-quiz-result{text-align:center;padding:24px 0}
.ms-quiz-title{font-size:24px;margin:0 0 8px;letter-spacing:-.01em}
.ms-quiz-info,.ms-quiz-count,.ms-quiz-sub,.ms-quiz-avg{color:var(--msc-muted);margin:6px 0 14px}
.ms-btn{background:var(--msc-blue);color:#fff;border:0;border-radius:10px;min-height:46px;padding:0 24px;font:600 16px var(--sans,inherit);cursor:pointer}
.ms-btn:hover{background:var(--blue-d,#163BA0)}
.ms-btn:focus-visible{outline:3px solid var(--msc-blue);outline-offset:2px}
.ms-btn-ghost{background:#fff;color:var(--msc-ink);border:1px solid var(--line2,#C9CED8)}
.ms-btn-ghost:hover{background:var(--msc-soft)}
.ms-quiz-head{display:flex;justify-content:space-between;gap:12px;color:var(--msc-muted);font-size:15px;margin:0 0 10px}
.ms-quiz-timer{font-variant-numeric:tabular-nums;font-weight:600;color:var(--msc-ink)}
.ms-quiz-timer.is-low{color:#B42318}
.ms-quiz-progress{height:6px;background:var(--msc-soft);border-radius:99px;overflow:hidden;margin:0 0 22px}
.ms-quiz-progress span{display:block;height:100%;background:var(--msc-blue);transition:width .25s}
.ms-quiz-q{margin:0 0 26px}
.ms-quiz-q.is-info,.ms-quiz-rq.is-info{background:var(--msc-soft);border-radius:12px;padding:16px 18px}
.ms-quiz-qtext{font-size:18px;line-height:1.55;color:var(--msc-ink);margin:0 0 14px}
.ms-quiz-qtext img,.ms-quiz-qimg{max-width:100%;height:auto;display:block;margin:10px auto}
.ms-quiz-answers{display:flex;flex-direction:column;gap:10px}
.ms-quiz-a{position:relative}
.ms-quiz-a input{position:absolute;opacity:0;left:16px;top:50%}
.ms-quiz-a label{display:flex;align-items:center;gap:12px;min-height:52px;border:1px solid #D5DAE2;border-radius:12px;padding:10px 16px 10px 46px;font-size:17px;cursor:pointer;position:relative;background:#fff}
.ms-quiz-a label::before{content:"";position:absolute;left:16px;top:50%;width:18px;height:18px;margin-top:-9px;border:2px solid #9AA3B2;border-radius:50%;box-sizing:border-box}
.ms-quiz-a label:hover{border-color:var(--msc-blue)}
.ms-quiz-a input:checked+label{border-color:var(--msc-blue);background:var(--blue-soft,#F3F6FE);box-shadow:inset 0 0 0 1px var(--msc-blue)}
.ms-quiz-a input:checked+label::before{border-color:var(--msc-blue);background:radial-gradient(var(--msc-blue) 0 4px,#fff 5px)}
.ms-quiz-a input:focus-visible+label{outline:3px solid var(--msc-blue);outline-offset:2px}
.ms-quiz-a label img{max-height:150px;width:auto}
.ms-quiz-text{width:100%;box-sizing:border-box;border:1px solid var(--line2,#C9CED8);border-radius:10px;padding:12px 14px;font:inherit;font-size:16px;min-height:120px}
.ms-quiz-nav{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:8px}
.ms-quiz-score{font-size:56px;font-weight:700;margin:6px 0 0;color:var(--msc-ink);letter-spacing:-.02em}
.ms-quiz-msg{max-width:560px;margin:10px auto;text-align:left}
.ms-quiz-actions{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:16px;margin-top:14px}
.ms-quiz-share{font-size:15px;color:var(--msc-muted)}
.ms-quiz-review{border-top:1px solid var(--msc-line);margin-top:20px;padding-top:20px;text-align:left}
.ms-quiz-review h3{margin:0 0 16px}
.ms-quiz-rq{border:1px solid var(--msc-line);border-left-width:4px;border-radius:12px;padding:16px 18px;margin:0 0 14px}
.ms-quiz-rq.is-right{border-left-color:#1D6B3F}
.ms-quiz-rq.is-wrong{border-left-color:#B42318}
.ms-quiz-rhead{display:flex;gap:10px;align-items:center;margin:0 0 8px;font-size:15px}
.ms-quiz-ralist{list-style:none;margin:0;padding:0}
.ms-quiz-ralist li{padding:8px 12px;border-radius:8px;margin:4px 0;background:var(--msc-soft)}
.ms-quiz-ralist li.is-correct{background:var(--green-bg,#E7F3EC)}
.ms-quiz-ralist li.is-given:not(.is-correct){background:#FDECEA}
.ms-tag{display:inline-block;font-size:12px;font-weight:600;border-radius:99px;padding:2px 8px;margin-left:6px;vertical-align:middle}
.ms-tag.ok{background:var(--green-bg,#E7F3EC);color:var(--green,#1D6B3F)}
.ms-tag.no{background:#FDECEA;color:#B42318}
.ms-tag.mine{background:var(--blue-soft,#F3F6FE);color:var(--msc-blue)}
.ms-quiz-yours,.ms-quiz-expl{background:var(--msc-soft);border-radius:8px;padding:10px 14px;margin:10px 0 0}
.ms-quiz-yours span,.ms-quiz-expl span{display:block;font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--msc-muted);margin-bottom:4px}
.ms-quiz-expl p{margin:0 0 8px}.ms-quiz-expl p:last-child{margin:0}
.ms-quiz-error{text-align:center;padding:30px 0}
@media (max-width:600px){.ms-quiz{padding:14px}.ms-quiz-qtext{font-size:17px}.ms-quiz-score{font-size:44px}}
.ms-quiz{position:relative}
.ms-quiz-bar{display:flex;justify-content:flex-end;margin:-8px -8px 4px 0}
.ms-quiz-fs{background:none;border:1px solid var(--msc-line);border-radius:8px;padding:6px 12px;font:500 14px var(--sans,inherit);color:var(--msc-muted);cursor:pointer;display:inline-flex;gap:6px;align-items:center}
.ms-quiz-fs:hover{color:var(--msc-ink);border-color:var(--line2,#C9CED8)}
.ms-quiz-fs:focus-visible{outline:3px solid var(--msc-blue);outline-offset:2px}
.ms-quiz.is-fs{background:#fff;overflow-y:auto;padding:24px max(24px,calc((100vw - 820px) / 2))}
.ms-quiz:fullscreen{background:#fff;overflow-y:auto;padding:24px max(24px,calc((100vw - 820px) / 2))}
.ms-quiz.is-full{position:fixed;inset:0;z-index:2147483000;margin:0;border-radius:0}
html.ms-quiz-noscroll,html.ms-quiz-noscroll body{overflow:hidden}
.ms-leave{border:0;border-radius:16px;padding:24px 26px;max-width:400px;width:calc(100% - 40px);box-shadow:0 20px 60px rgba(16,24,40,.25);font-family:var(--sans,inherit);color:var(--msc-ink)}
.ms-leave::backdrop{background:rgba(16,24,40,.45)}
.ms-leave h2{margin:0 0 8px;font-size:20px}
.ms-leave p{margin:0 0 20px;color:var(--msc-muted)}
.ms-leave-btns{display:flex;justify-content:flex-end;gap:10px;flex-wrap:wrap}
/* Quiz formulas and tables (replacing old image formulas) */
.ms-frac{display:inline-flex;flex-direction:column;vertical-align:middle;text-align:center;margin:0 .2em;line-height:1.3}
.ms-frac>span:first-child{border-bottom:1.5px solid currentColor;padding:0 .2em}
.ms-frac>span:last-child{padding:0 .2em}
.ms-qtable{border-collapse:collapse;margin:10px 0;font-size:15px;display:block;overflow-x:auto;max-width:100%}
.ms-qtable th,.ms-qtable td{border:1px solid var(--msc-line);padding:6px 10px;text-align:left}
.ms-qtable th{background:var(--msc-soft);font-weight:600}
.ms-eq{display:inline-block;margin:6px 0}
.ms-quiz-qtext img{background:#fff;border-radius:6px}