/* Studyflare 3: shared frontend and Elementor styling. */
:root{--navy:#17364e;--soft:#f7f6f2;--sf3-space:68px}
body{background:var(--bg);color:var(--text)}a:hover{color:var(--brand)}input,select,textarea{background:var(--panel);color:var(--text);border-color:var(--line)}input::placeholder,textarea::placeholder{color:var(--muted)}option{background:var(--panel);color:var(--text)}.sf-icon-button:hover{background:var(--soft);color:var(--brand)}.sf-button.sf-gold{color:#fff}.sf-outline{border-color:var(--line);color:var(--text)}.sf-outline:hover{color:var(--text)}.sf3-topbar{background:var(--navy);color:#fff;text-align:center;padding:8px 20px;font-size:11px;letter-spacing:.4px}.sf3-header{position:relative;background:var(--bg);backdrop-filter:none;z-index:90}.sf3-header.sf3-sticky{position:sticky;top:0}.admin-bar .sf3-header.sf3-sticky{top:32px}.sf-brand img{height:42px;width:auto;max-width:240px;object-fit:contain}.sf-brand>a{font-size:27px;color:var(--text)}.sf-header-inner{min-height:88px;gap:24px}.sf-menu .sub-menu{background:var(--panel);border-color:var(--line);box-shadow:0 18px 40px #12304715}.sf-menu li:hover>.sub-menu{display:block}.sf-menu a{font-size:12px}.sf3-header-cta{font-size:11px;min-height:40px;padding:10px 14px}.sf3-hero{display:grid;grid-template-columns:1fr 1fr;gap:65px;align-items:center;padding:70px 0 65px}.sf3-hero h1{font-size:clamp(42px,4.7vw,66px);line-height:1.13;letter-spacing:-.055em}.sf3-hero h1>span{color:var(--brand);display:block}.sf3-hero .sf3-intro{font-size:14px;line-height:1.9;color:var(--muted);max-width:470px;margin:25px 0 30px}.sf3-hero-picture{position:relative;min-width:0}.sf3-hero-picture>img{width:100%;height:460px;object-fit:cover;border-radius:100px var(--radius) var(--radius) var(--radius)}.sf3-hero-picture>span{position:absolute;right:-15px;bottom:-15px;padding:19px 25px;background:var(--panel);color:var(--text);box-shadow:0 15px 45px #16324919;border:1px solid var(--line);border-radius:var(--radius);font-size:12px;font-weight:700}.sf3-search{display:flex;align-items:center;gap:35px;background:var(--soft);border:1px solid var(--line);border-radius:var(--radius);padding:22px 27px;margin-bottom:45px}.sf3-search strong{font-size:14px}.sf3-search form{display:flex;gap:10px;flex:1}.sf3-search input{flex:1;min-width:0;border-color:var(--line)}.sf3-feed{background:var(--feed-bg,var(--soft));padding:32px;border-radius:var(--radius);margin-top:28px;margin-bottom:28px;scroll-margin-top:110px}.sf3-feed .sf-section-heading{margin-bottom:20px}.sf3-feed .sf-section-heading .sf-kicker{margin-bottom:6px}.sf3-feed .sf-section-heading h2{font-size:34px}.sf3-feed .sf-section-heading .sf-muted{font-size:12px;margin:10px 0 0}.sf3-filters{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 22px}.sf3-filters button{background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:6px 16px;font-size:10px;color:var(--text)}.sf3-filters button.active{background:var(--brand);color:white;border-color:var(--brand)}.sf3-posts{display:grid;gap:16px}.sf3-mosaic{grid-template-columns:1.5fr 1fr 1fr}.sf3-post{display:flex;flex-direction:column;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;min-width:0;transition:transform .25s,box-shadow .25s}.sf3-post:hover{transform:translateY(-3px);box-shadow:0 13px 30px #19354f14}.sf3-thumb{display:block;overflow:hidden;background:var(--soft)}.sf3-thumb img{display:block;width:100%;height:130px;object-fit:cover;transition:transform .4s}.sf3-post:hover .sf3-thumb img{transform:scale(1.035)}.sf3-post-copy{padding:15px 17px;flex:1;display:flex;flex-direction:column;align-items:start}.sf3-post-copy .sf-kicker{font-size:8px;margin:0 0 7px;letter-spacing:.7px}.sf3-post-copy h3{font-size:14px;line-height:1.5;letter-spacing:-.02em;margin:0 0 8px}.sf3-post-copy p{font-size:11px;color:var(--muted);line-height:1.8;margin:0 0 10px}.sf3-post-copy .sf-text-link{font-size:10px;color:var(--brand);padding:0;margin-top:auto}.sf3-placeholder{display:flex;align-items:center;justify-content:center;gap:15px;min-height:130px;padding:24px;background:linear-gradient(130deg,var(--soft),var(--panel));color:var(--navy)}.sf3-placeholder .sf-icon{width:40px;height:40px;color:var(--brand)}.sf3-placeholder span{font-size:12px;font-weight:700}.sf3-mosaic .sf3-featured{grid-row:span 2}.sf3-mosaic .sf3-featured .sf3-thumb img{height:295px}.sf3-mosaic .sf3-featured .sf3-placeholder{min-height:295px}.sf3-mosaic .sf3-featured h3{font-size:23px}.sf3-mosaic .sf3-post:not(.sf3-featured) p{display:none}.sf3-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.sf3-grid .sf3-thumb img{height:200px}.sf3-list{grid-template-columns:1fr}.sf3-list .sf3-post{display:grid;grid-template-columns:220px 1fr}.sf3-list .sf3-thumb img,.sf3-list .sf3-placeholder{height:100%;min-height:155px}.sf3-carousel-controls{display:flex;align-items:center;justify-content:center;gap:15px;margin-top:24px;font-size:11px}.sf3-carousel-controls button{background:var(--panel);border:1px solid var(--line);padding:8px 13px;border-radius:6px;font-size:11px}.sf3-feed-empty{padding:25px;color:var(--muted);font-size:14px}.sf3-footer{--footer-bg:#101f2e;--footer-text:#d9e5ed;--footer-top:90px;--footer-bottom:60px;--footer-gap:54px;background:var(--footer-bg);color:var(--footer-text);padding:var(--footer-top) 0 var(--footer-bottom);margin-top:65px}.sf3-footer h2,.sf3-footer h3{color:var(--footer-text)}.sf3-footer p{color:var(--footer-text);opacity:.78;line-height:1.9}.sf3-footer-callout{display:flex;justify-content:space-between;align-items:center;gap:35px;border-bottom:1px solid #ffffff24;padding-bottom:48px;margin-bottom:58px}.sf3-footer-callout h2{font-size:32px;letter-spacing:-1px;margin:0 0 12px}.sf3-footer-callout p{font-size:13px;margin:0}.sf3-footer-callout .sf-button{flex-shrink:0}.sf3-footer-columns{display:grid;grid-template-columns:1.5fr .85fr .85fr 1.25fr;gap:var(--footer-gap);padding-bottom:55px}.sf3-footer h3{font-size:13px;letter-spacing:0;line-height:1.5;margin:0 0 23px}.sf3-footer-about h3{font-size:15px;margin:22px 0 14px}.sf3-footer p{font-size:12px;margin-bottom:20px}.sf3-footer-brand{font-size:28px;font-weight:800;letter-spacing:-1px;display:flex;align-items:center;gap:10px}.sf3-footer-brand img{height:46px;width:auto;max-width:210px;filter:brightness(1.2)}.sf3-footer ul{list-style:none;padding:0;margin:0}.sf3-footer li{font-size:12px;margin:0 0 14px}.sf3-footer li ul{padding:8px 0 0 12px}.sf3-footer a:hover{color:#fff;text-decoration:underline}.sf3-socials{display:flex;flex-wrap:wrap;gap:10px}.sf3-socials a{width:37px;height:37px;display:grid;place-items:center;border:1px solid #ffffff40;border-radius:50%;font-weight:700;font-size:14px;transition:transform .2s,background .2s}.sf3-socials a:hover{background:var(--brand);transform:translateY(-3px);text-decoration:none}.sf3-footer-legal{border-top:1px solid #ffffff24;padding:25px 0;display:flex;align-items:center;gap:22px;flex-wrap:wrap}.sf3-footer-legal ul{display:flex;flex-wrap:wrap;gap:24px}.sf3-footer-legal li{margin:0;font-size:10px}.sf3-footer-legal button{border:0;background:none;color:inherit;font-size:10px;padding:0}.sf3-footer-legal>a{margin-left:auto;font-size:10px}.sf3-copyright{display:flex;justify-content:space-between;gap:20px;border-top:1px solid #ffffff24;padding-top:25px;font-size:10px;color:var(--footer-text);opacity:.75}.sf3-directory{padding:35px 0}.sf3-directory h2{font-size:32px}.sf3-directory-accordion{display:grid;gap:12px}.sf3-directory-accordion details{border:1px solid var(--line);border-radius:var(--radius);padding:0 23px;background:var(--panel)}.sf3-directory-accordion summary{display:flex;justify-content:space-between;align-items:center;gap:20px;cursor:pointer;padding:18px 0;font-size:14px;font-weight:700;list-style:none}.sf3-directory-accordion summary::-webkit-details-marker{display:none}.sf3-directory-accordion summary span{color:var(--brand)}.sf3-directory-accordion details[open]{border-color:var(--brand);background:var(--soft)}.sf3-directory-accordion p{font-size:13px;color:var(--muted)}.sf3-directory-accordion .sf-text-link{margin-bottom:14px}.sf3-directory-cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.sf3-directory-skills{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px}.sf3-directory-card{padding:26px 23px;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);display:block}.sf3-directory-card .sf-icon{height:38px;width:38px;margin-bottom:24px;color:var(--brand)}.sf3-directory-card h3{font-size:19px;line-height:1.4}.sf3-directory-card p{font-size:12px;color:var(--muted)}.sf3-directory-card>span{font-size:11px;color:var(--brand)}.sf3-directory-skills .sf3-directory-card{background:var(--navy);color:white}.sf3-directory-skills h3{color:white;font-size:15px}.sf3-directory-skills p{color:#cfdae4}.sf3-article,.sf3-archive{padding:65px 0}.sf3-article .sf-page-heading{max-width:950px}.sf3-article .sf-page-heading h1{font-size:clamp(34px,4.3vw,58px)}.sf3-sidebar-posts{padding:25px;border:1px solid var(--line);border-radius:var(--radius);margin-top:25px;background:var(--soft)}.sf3-sidebar-posts h3{font-size:23px}.sf3-sidebar-posts>a{display:flex;gap:12px;align-items:center;background:var(--panel);border:1px solid var(--line);border-radius:7px;padding:9px;margin-bottom:11px;font-size:11px;font-weight:650}.sf3-sidebar-posts img{width:64px;height:60px;object-fit:cover;border-radius:4px}.sf3-sidebar-posts .sf-icon{width:35px;height:35px;color:var(--brand)}.sf3-post-navigation{display:flex;justify-content:space-between;gap:30px;border-block:1px solid var(--line);margin:45px 0;padding:25px 0;font-size:13px}.sf3-related h2{font-size:30px}.sf3-no-sidebar{grid-template-columns:1fr!important}.sf3-archive header{margin-bottom:40px}.sf3-cookie-dialog{max-width:600px;width:calc(100% - 32px);background:var(--panel);color:var(--text);border:1px solid var(--line);border-radius:var(--radius);padding:35px;box-shadow:0 20px 80px #0005}.sf3-cookie-dialog::backdrop{background:#0c223eaa;backdrop-filter:blur(4px)}.sf3-cookie-dialog h2{font-size:30px}.sf3-cookie-dialog>button:first-child{float:right}.sf3-cookie-dialog p{font-size:13px;color:var(--muted)}.sf-quick-nav,.sf-explorer,.sf-subject-section,.sf-toc,.sf-widget,.sf-question,.sf-writing-area,.sf-practice-toolbar,.sf-saved-row{background:var(--soft);border-color:var(--line)}.sf-toc a,.sf-option,.sf-stage-tab,.sf-question-title{color:var(--text)}.sf-content table,.sf-content th,.sf-content td,.sf-option,.sf-stage-tabs{border-color:var(--line)}.sf-content th,.sf-option,.sf-field select,.sf-field textarea{background:var(--panel)}.sf-subject-card{background:var(--panel);border-color:var(--line)}.sf-toast{background:var(--navy);color:white}.sf-exam-link small,.sf-exam-link>.sf-icon,.sf-meta{color:var(--muted)}.sf-content a{color:var(--brand)}.sf3-dark{--bg:#102130;--text:#eaf0f4;--muted:#b2c1cc;--panel:#193244;--soft:#142938;--line:#304757;--navy:#294e6a}.sf3-dark .sf3-feed{--feed-bg:var(--soft)!important}.sf3-dark .sf3-hero-picture>span{background:var(--panel)}.elementor-widget .sf-wrap{width:100%;max-width:var(--content)}.elementor-widget-sf3-hero .sf3-hero,.elementor-widget-sf3-footer .sf3-footer{margin-top:0}.elementor-widget-sf3-header .sf-header{position:relative}.elementor-widget-sf3-footer .sf-wrap,.elementor-widget-sf3-header .sf-wrap{width:90%}.sf3-heading{padding:65px 0 25px}.sf3-heading h1{font-size:clamp(35px,4.5vw,60px)}
@media(max-width:1100px){.sf-header-inner{gap:15px}.sf3-header-cta{display:none}.sf3-hero{gap:35px}.sf3-hero-picture>img{height:410px}.sf3-footer-columns{gap:30px}.sf3-directory-skills{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:850px){.sf-menu .sub-menu{position:static;box-shadow:none}.sf3-hero{gap:30px}.sf3-hero h1{font-size:42px}.sf3-hero-picture>img{height:390px}.sf3-footer-columns{grid-template-columns:1.4fr 1fr 1fr}.sf3-footer-columns>div:last-child{grid-column:1/-1}.sf3-mosaic{grid-template-columns:1fr 1fr}.sf3-mosaic .sf3-featured{grid-column:1/-1;grid-row:auto;display:grid;grid-template-columns:1fr 1fr}.sf3-mosaic .sf3-featured .sf3-thumb img,.sf3-mosaic .sf3-featured .sf3-placeholder{height:100%;min-height:230px}.sf3-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.sf3-directory-cards{grid-template-columns:repeat(2,minmax(0,1fr))}.sf3-search{flex-wrap:wrap;gap:16px}.sf3-search form{flex-basis:100%}.sf-navigation{background:var(--bg)}.sf-menu li:hover>.sub-menu{display:none}.sf-menu li.sf-open>.sub-menu,.sf-menu li:focus-within>.sub-menu{display:block}}
@media(max-width:600px){.sf3-hero{grid-template-columns:1fr;padding:35px 0 50px;gap:32px}.sf3-hero h1{font-size:45px}.sf3-hero .sf3-intro{font-size:13px;margin:20px 0}.sf3-hero-picture>img{height:310px;border-top-left-radius:80px}.sf3-hero-picture>span{right:-5px;bottom:-14px;font-size:11px;padding:16px}.sf3-search{padding:19px}.sf3-search input{font-size:11px;padding:10px;min-width:0}.sf3-search .sf-button{padding:10px;font-size:11px}.sf3-feed{padding:22px 16px;width:94%;margin-block:18px}.sf3-feed .sf-section-heading{display:block}.sf3-feed .sf-section-heading h2{font-size:28px}.sf3-feed .sf-section-heading .sf-button{font-size:10px;min-height:35px;padding:8px 12px;margin-top:15px}.sf3-mosaic{gap:11px}.sf3-mosaic .sf3-featured{display:flex}.sf3-mosaic .sf3-featured .sf3-thumb img{height:200px;min-height:0}.sf3-mosaic .sf3-featured .sf3-placeholder{min-height:190px}.sf3-mosaic .sf3-featured h3{font-size:21px}.sf3-thumb img{height:100px}.sf3-post-copy{padding:12px}.sf3-post-copy h3{font-size:12px}.sf3-post-copy .sf-kicker{font-size:7px}.sf3-list .sf3-post{grid-template-columns:110px 1fr}.sf3-list .sf3-thumb img,.sf3-list .sf3-placeholder{min-height:150px}.sf3-list .sf3-placeholder>span{display:none}.sf3-grid{grid-template-columns:1fr}.sf3-grid .sf3-thumb img{height:210px}.sf3-grid .sf3-post-copy h3{font-size:18px}.sf3-footer{padding-top:var(--footer-mobile-top,55px);padding-bottom:var(--footer-mobile-bottom,35px);margin-top:45px}.sf3-footer-callout{flex-direction:column;align-items:start;gap:23px;padding-bottom:34px;margin-bottom:37px}.sf3-footer-callout h2{font-size:28px}.sf3-footer-columns{grid-template-columns:1fr 1fr;gap:35px 26px;padding-bottom:38px}.sf3-footer-about{grid-column:1/-1}.sf3-footer-columns>div:last-child{grid-column:1/-1}.sf3-footer p{font-size:12px;max-width:400px}.sf3-footer h3{margin-bottom:18px}.sf3-footer li{font-size:11px}.sf3-footer-legal{gap:16px}.sf3-footer-legal ul{gap:15px}.sf3-footer-legal>a{margin-left:0}.sf3-copyright{flex-direction:column;gap:10px;font-size:9px}.sf3-directory-skills{grid-template-columns:1fr 1fr}.sf3-directory-card{padding:20px 16px}.sf3-directory-card h3{font-size:15px}.sf3-directory-card p{font-size:11px}.sf3-article,.sf3-archive{padding:35px 0}.sf3-sidebar-posts{padding:20px}.sf3-post-navigation{font-size:11px}.sf3-cookie-dialog{padding:26px}.sf3-cookie-dialog h2{font-size:25px}.sf3-heading{padding:35px 0 15px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}
.sf3-header:not(.sf3-sticky){top:auto}.elementor-widget-sf3-footer .sf3-footer{margin-top:0}.elementor-widget-sf3-header .sf-header-inner{width:min(var(--content),90%)}