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/* Study AI V3 document-centric workspace. */
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@media(max-width:960px){.ssai-app--v3{width:100%;margin:0;padding:0}.ssai-app--v3 .ssai-app__header{border-radius:0}.ssai-mobile-tabs{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--ssai-line);background:#fff}.ssai-mobile-tabs button{min-height:46px;border:0;background:#fff;color:var(--ssai-navy);font:inherit;font-weight:850}.ssai-split{display:block;height:calc(100dvh - 170px);min-height:620px;border-radius:0}.ssai-divider{display:none}.ssai-document-pane,.ssai-assistant-pane{width:100%;height:100%}.ssai-split[data-mobile-view="document"] .ssai-assistant-pane{display:none}.ssai-split[data-mobile-view="assistant"] .ssai-document-pane{display:none}.ssai-assistant-pane .ssai-app__layout{display:flex;min-height:100%;flex-direction:column}.ssai-assistant-pane .ssai-tools{position:sticky;top:0;z-index:20;display:flex;width:100%;flex-direction:row;overflow:auto;padding:8px;border-right:0;border-bottom:1px solid var(--ssai-line)}.ssai-tools [data-ssai-hide-assistant],.ssai-pane-toggle{display:none!important}.ssai-assistant-pane .ssai-stage{padding:18px 12px}.ssai-source-filters{grid-template-columns:1fr 1fr}.ssai-source-filters input{grid-column:1/-1}.ssai-source-row{grid-template-columns:26px minmax(0,1fr)}.ssai-source-role{grid-column:2}.ssai-document-bar .ssai-button span{display:none}}
.ssai-split{--ssai-document-width:60%;grid-template-columns:minmax(300px,var(--ssai-document-width)) 10px minmax(360px,1fr)}[data-ssai-restore][hidden]{display:none!important}
@media(max-width:960px){.ssai-split{display:block}}
.ssai-card-copy{max-width:100%;margin:18px 0;color:var(--ssai-navy);font-size:clamp(1.15rem,2.2vw,1.65rem);font-weight:800;line-height:1.45}.ssai-card-copy p{margin:.35em 0}.ssai-question-title{margin:20px 0;color:var(--ssai-navy);font-size:1.3rem;font-weight:800;line-height:1.45}.ssai-question-title p{margin:.35em 0}

/* Stabilization: persistent, accessible exam navigator and rich answer labels. */
.answer-rich-text{display:block;min-width:0;flex:1}.answer-rich-text p{margin:0}.answer-rich-text .katex-display{overflow:auto hidden;margin:.2em 0}
.ssai-exam-nav{position:sticky;top:16px;align-self:start;max-height:calc(100dvh - 32px);overflow:auto}
.ssai-exam-nav__head{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:10px;color:var(--ssai-navy)}
.ssai-exam-nav__close,.ssai-exam-nav-toggle{display:none}
.ssai-exam-nav__grid{max-height:calc(100dvh - 150px);overflow:auto;padding:2px}
.ssai-exam-nav button.is-answered:before{content:"✓";margin-right:2px;font-weight:900}
.ssai-exam-nav button.is-unanswered:before{content:"○";margin-right:2px}
.ssai-exam-nav button.is-flagged:after{content:" ⚑";color:currentColor;font-weight:900}
@media(max-width:800px){
  .ssai-exam-nav-toggle{display:inline-flex;margin:0 0 12px}
  .ssai-exam-nav{position:fixed;z-index:100001;inset:auto 10px 10px;display:none;max-height:min(72dvh,620px);overflow:auto;padding:18px;border-radius:18px;box-shadow:0 24px 80px rgba(8,23,44,.34)}
  .ssai-exam-nav.is-open{display:block}
  .ssai-exam-nav__close{display:inline-flex;width:auto!important;height:auto;aspect-ratio:auto!important;padding:7px 10px}
  .ssai-exam-nav__grid{grid-template-columns:repeat(5,minmax(42px,1fr));max-height:48dvh}
}

.ssai-app__status{display:flex;align-items:flex-end;gap:14px;flex-direction:column}.ssai-quota{color:var(--ssai-muted);font-size:.82rem;font-weight:750}.ssai-message--assistant{white-space:normal}.ssai-message--assistant p{margin:.45em 0}.ssai-message--assistant h3,.ssai-message--assistant h4{margin:.9em 0 .35em;color:var(--ssai-navy)}.ssai-message--assistant pre{overflow:auto;padding:12px;border-radius:9px;background:#142033;color:#edf5ff}.ssai-message--assistant code{padding:.08em .3em;border-radius:4px;background:#e9eef5;font-family:ui-monospace,SFMono-Regular,Consolas,monospace}.ssai-message--assistant pre code{padding:0;background:transparent}.ssai-table-wrap{max-width:100%;overflow:auto}.ssai-markdown-table{width:100%;border-collapse:collapse}.ssai-markdown-table th,.ssai-markdown-table td{padding:8px 10px;border:1px solid var(--ssai-line);text-align:left}.ssai-markdown-table th{background:var(--ssai-soft);color:var(--ssai-navy)}
.ssai-drawer-backdrop{position:fixed;inset:0;z-index:99996;background:rgba(10,25,47,.34);backdrop-filter:blur(2px)}.ssai-drawer{position:fixed;top:0;right:0;z-index:99997;display:flex;width:min(520px,100vw);height:100dvh;flex-direction:column;background:#fff;box-shadow:-24px 0 70px rgba(10,25,47,.24)}.ssai-drawer[hidden],.ssai-drawer-backdrop[hidden]{display:none!important}.ssai-drawer>header{display:flex;justify-content:space-between;gap:16px;padding:20px 22px;border-bottom:1px solid var(--ssai-line)}.ssai-drawer>header h2{margin:3px 0;color:var(--ssai-navy)}.ssai-drawer>header p{margin:0;color:var(--ssai-muted);font-size:.84rem}.ssai-drawer__close{width:38px;height:38px;border:0;border-radius:50%;background:var(--ssai-soft);color:var(--ssai-navy);font-size:1.6rem;cursor:pointer}.ssai-drawer__body{display:flex;min-height:0;flex:1;flex-direction:column;padding:16px}.ssai-drawer__messages{min-height:260px;flex:1;overflow:auto;padding-right:4px}.ssai-drawer__full{margin:12px auto 0;color:var(--ssai-blue);font-size:.84rem;font-weight:800}.ssai-selection-preview{margin:8px 0 12px;padding:11px 13px;border-left:3px solid var(--ssai-blue);border-radius:7px;background:#f2f7ff}.ssai-selection-preview strong{color:var(--ssai-blue-dark);font-size:.78rem}.ssai-selection-preview p{display:-webkit-box;overflow:hidden;margin:5px 0 0;color:var(--ssai-muted);font-size:.83rem;-webkit-line-clamp:3;-webkit-box-orient:vertical}.ssai-drawer-open{overflow:hidden}
@media(max-width:600px){.ssai-drawer{width:100vw}.ssai-drawer>header{padding:16px}.ssai-drawer__body{padding:12px}.ssai-drawer .ssai-message{max-width:94%}.ssai-app__status{align-items:flex-start}.ssai-quota{font-size:.76rem}}

.ssai-icon{display:block;width:18px;height:18px;flex:0 0 auto;color:inherit}
.ssai-button .ssai-icon{width:17px;height:17px}
.ssai-tools button>.ssai-tool-icon{display:grid;width:29px;height:29px;flex:0 0 29px;place-items:center;border-radius:8px;background:#e8eef7;color:var(--ssai-blue)}
.ssai-tools button>.ssai-tool-icon .ssai-icon{width:17px;height:17px}
.ssai-tools button>span:not(.ssai-tool-icon){display:inline;width:auto;height:auto;border-radius:0;background:transparent;color:inherit;font-size:inherit}
.ssai-tools button.is-active>.ssai-tool-icon{background:var(--ssai-blue);color:#fff}
.ssai-tools button.is-active>span:not(.ssai-tool-icon){background:transparent;color:inherit}
.ssai-tools__back,.ssai-drawer__full{display:inline-flex;align-items:center;gap:7px}
.ssai-tools__back .ssai-icon,.ssai-drawer__full .ssai-icon{width:15px;height:15px}
.ssai-source .ssai-icon{width:14px;height:14px}
.ssai-empty-tool__icon .ssai-icon{width:29px;height:29px}
.ssai-empty>span .ssai-icon{width:32px;height:32px;margin:0 auto}
.ssai-drawer__close{display:inline-grid;min-width:44px;min-height:44px;place-items:center}
.ssai-drawer__close .ssai-icon{width:20px;height:20px}
.ssai-drawer__close:focus-visible,.ssai-tools__back:focus-visible,.ssai-drawer__full:focus-visible,.ssai-source:focus-visible{outline:3px solid rgba(18,104,219,.32);outline-offset:3px}

/* Study AI V4: content-first, credit-aware and shrink-safe. */
.ssai-workspace-page .entry-header,.ssai-workspace-page .entry-title{display:none!important}
.ssai-app--v4{width:min(1800px,100%);max-width:calc(100vw - 28px);min-width:0}
.ssai-app--v4,.ssai-app--v4 .ssai-split,.ssai-app--v4 .ssai-app__layout,.ssai-app--v4 .ssai-stage,.ssai-app--v4 .ssai-chat,.ssai-app--v4 .ssai-messages{min-width:0;max-width:100%}
.ssai-app--v4 .ssai-split{grid-template-columns:minmax(0,var(--ssai-document-width)) 10px minmax(0,1fr)}
.ssai-app--v4 .ssai-app__header h1{margin:0;font-size:clamp(1.05rem,2vw,1.35rem)}
.ssai-app--v4 .ssai-app__header p{font-size:.78rem}
.ssai-app--v4 .ssai-message,.ssai-app--v4 .ssai-summary-section,.ssai-app--v4 .ssai-panel{overflow-wrap:anywhere}
.ssai-app--v4 .katex-display{max-width:100%;overflow:auto hidden}
.ssai-compose .ssai-button--primary{min-width:92px;border-color:var(--ssai-blue);background:var(--ssai-blue);color:#fff!important;opacity:1;box-shadow:0 5px 14px rgba(18,104,219,.2)}
.ssai-compose .ssai-button--primary:disabled{border-color:#c8d3e0;background:#e5ebf2;color:#66758b!important;opacity:1;box-shadow:none}
.ssai-compose .ssai-button--primary:not(:disabled):hover{background:#0d58bd;box-shadow:0 8px 20px rgba(18,104,219,.3)}
.ssai-quota[data-state="low"]{color:#8a5a00}.ssai-quota[data-state="critical"],.ssai-quota[data-state="empty"]{color:var(--ssai-danger);font-weight:850}
.ssai-credit-notice{margin:0 0 14px;padding:10px 13px;border:1px solid #efd7a2;border-radius:10px;background:#fff9e8;color:#765800;font-size:.82rem}.ssai-credit-notice--critical,.ssai-credit-notice--empty{border-color:#efc2c2;background:#fff4f4;color:#8d2929}.ssai-credit-notice strong{display:block}.ssai-credit-notice p{margin:4px 0 0}
.ssai-quick-tools{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px;margin:0 0 14px}
.ssai-quick-tools .ssai-quick-tool{display:grid;min-width:0;min-height:82px;justify-items:start;align-content:center;gap:3px;padding:11px;text-align:left}
.ssai-quick-tools .ssai-quick-tool .ssai-icon{color:var(--ssai-blue)}
.ssai-quick-tools .ssai-quick-tool small{display:block;color:var(--ssai-muted);font-size:.7rem;font-weight:600;line-height:1.25}
.doc-actions .ssai-document-action{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-color:#1268db!important;background:#1268db!important;color:#fff!important;opacity:1!important;visibility:visible!important}.doc-actions .ssai-document-action span,.doc-actions .ssai-document-action svg{color:#fff!important;opacity:1!important;visibility:visible!important}
@media(max-width:1200px) and (min-width:961px){.ssai-assistant-pane .ssai-tools{width:132px}.ssai-assistant-pane .ssai-app__layout{grid-template-columns:132px minmax(0,1fr)}.ssai-tools button{padding:10px 7px;font-size:.76rem}.ssai-assistant-pane .ssai-stage{padding:20px 14px}.ssai-quick-tools{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:960px){.ssai-app--v4{width:100%;max-width:100%}.ssai-app--v4 .ssai-split{display:block}.ssai-quick-tools{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:480px){.ssai-app--v4 .ssai-app__header{gap:10px;padding:12px}.ssai-app--v4 .ssai-app__status{max-width:48%}.ssai-app--v4 .ssai-quota{overflow-wrap:anywhere;text-align:right}.ssai-quick-tools{grid-template-columns:1fr 1fr}.ssai-compose{position:sticky;bottom:0;z-index:5;padding:10px 0;background:#fff}.doc-actions>.ssai-document-action{width:100%;min-width:0}}

/* Study AI V5: quiet workspace, qualitative usage, course sources and plans. */
.ssai-usage{width:min(320px,100%);color:var(--ssai-muted,#66758b);font-size:.76rem}.ssai-usage>div:first-child{display:flex;justify-content:space-between;gap:12px;margin-bottom:6px}.ssai-usage>div:first-child span{color:var(--ssai-navy,#13213a);font-weight:850}.ssai-usage small{white-space:nowrap}.ssai-usage__track{height:5px;overflow:hidden;border-radius:999px;background:#e4eaf2}.ssai-usage__track>span{display:block;width:0;height:100%;border-radius:inherit;background:#2877d7;transition:width .25s ease}.ssai-usage[data-state="high"] .ssai-usage__track>span{background:#d18a19}.ssai-usage[data-state="critical"] .ssai-usage__track>span,.ssai-usage[data-state="empty"] .ssai-usage__track>span{background:#c74747}.ssai-usage>p{margin:6px 0 0;color:#9b650e;font-size:.72rem;line-height:1.35}.ssai-usage>p[hidden]{display:none}.ssai-usage--compact{margin:10px 0 0}
.ssai-app--v5 .ssai-app__header{min-height:54px;padding:10px 17px;border-radius:16px 16px 0 0}.ssai-app--v5 .ssai-app__status{width:min(320px,100%);margin-left:auto;align-items:stretch}.ssai-app--v5 .ssai-save-state{justify-content:flex-end}.ssai-app--v5 .ssai-tools{display:none!important}.ssai-app--v5 .ssai-assistant-pane .ssai-app__layout{display:block;min-height:100%}.ssai-app--v5 .ssai-stage{height:100%;padding:22px}.ssai-app--v5 .ssai-chat{height:100%;min-height:530px}.ssai-app--v5 .ssai-context-bar{margin-bottom:14px}.ssai-tool-back{margin:0 0 12px;padding:7px 10px;min-height:36px;color:var(--ssai-muted)!important;font-size:.8rem}
.ssai-chat--minimal{position:relative;max-width:900px;margin:0 auto}.ssai-chat--minimal .ssai-messages{display:flex;flex-direction:column;padding:12px 4px 132px}.ssai-chat-empty{display:grid;min-height:340px;place-items:center;align-content:center;text-align:center}.ssai-chat-empty h2{margin:0 0 18px;color:var(--ssai-navy);font-size:clamp(1.35rem,2.8vw,2rem);letter-spacing:-.025em}.ssai-chat-empty .ssai-suggestions{justify-content:center;margin:0}.ssai-chat-empty .ssai-suggestions button{min-height:38px;padding:8px 13px;color:#34445c;font-weight:800}.ssai-compose--minimal{position:absolute;right:0;bottom:0;left:0;z-index:10;display:block;padding:0;border:1px solid #cfd9e6;border-radius:17px;background:#fff;box-shadow:0 14px 42px rgba(20,42,72,.13)}.ssai-compose--minimal:focus-within{border-color:#4d8bdc;box-shadow:0 0 0 3px rgba(18,104,219,.1),0 14px 42px rgba(20,42,72,.13)}.ssai-compose--minimal textarea{min-height:66px;max-height:170px;padding:15px 16px 6px;border:0;outline:0;box-shadow:none}.ssai-compose__foot{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:7px 8px 8px}.ssai-compose__controls{position:relative;display:flex;align-items:center;gap:7px}.ssai-context-trigger,.ssai-tools-trigger{min-height:34px;padding:6px 9px;border:0;background:#f2f5f9;color:#475569!important;font-size:.76rem}.ssai-compose__foot .ssai-button--primary{min-height:36px;padding:7px 13px}.ssai-tools-menu{position:absolute;right:0;bottom:45px;z-index:30;display:grid;width:210px;padding:7px;border:1px solid #dbe4ef;border-radius:13px;background:#fff;box-shadow:0 18px 45px rgba(15,35,63,.18)}.ssai-tools-menu[hidden]{display:none}.ssai-tools-menu .ssai-button{justify-content:flex-start;min-height:38px;padding:7px 9px;border:0;box-shadow:none;font-size:.82rem}.ssai-tools-menu .ssai-button:hover{background:#f3f7fc;transform:none}.ssai-app--v5 .ssai-message{max-width:86%}
.ssai-course-entry{--ssai-blue:#1268db;--ssai-navy:#13213a;--ssai-muted:#66758b;--ssai-line:#dce5f0;box-sizing:border-box;max-width:1280px;margin:18px auto 28px;padding:0 16px;font-family:inherit}.ssai-course-entry *{box-sizing:border-box}.ssai-course-entry>[data-ssai-course-open]{min-height:44px;border:0;border-radius:11px;background:#1268db;color:#fff;font-weight:850;box-shadow:0 8px 20px rgba(18,104,219,.18)}.ssai-course-select{overflow:hidden;border:1px solid var(--ssai-line);border-radius:18px;background:#fff;box-shadow:0 18px 55px rgba(17,35,63,.1)}.ssai-course-select[hidden]{display:none}.ssai-course-select>header{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;padding:22px 24px;border-bottom:1px solid var(--ssai-line)}.ssai-course-select h2{margin:0 0 5px;color:var(--ssai-navy);font-size:1.45rem}.ssai-course-select header p{margin:0;color:var(--ssai-muted)}.ssai-course-toolbar{display:grid;grid-template-columns:minmax(230px,1fr) auto;gap:12px;padding:15px 20px}.ssai-course-toolbar input{width:100%;min-height:43px;padding:9px 12px;border:1px solid #cbd7e5;border-radius:10px;font:inherit}.ssai-course-types{display:flex;gap:5px;overflow:auto}.ssai-course-types .ssai-button{min-height:42px;padding:8px 11px;white-space:nowrap}.ssai-course-types .is-active{border-color:#1268db;background:#eaf3ff;color:#0d47a1!important}.ssai-course-list{max-height:540px;overflow:auto;border-top:1px solid var(--ssai-line)}.ssai-course-source{display:grid;grid-template-columns:24px minmax(0,1fr) 150px auto;gap:13px;align-items:center;padding:13px 20px;border-bottom:1px solid #edf1f6}.ssai-course-source:hover{background:#f8fbff}.ssai-course-source strong,.ssai-course-source small{display:block}.ssai-course-source small{margin-top:3px;color:var(--ssai-muted)}.ssai-course-role{min-height:37px;padding:7px;border:1px solid #cbd7e5;border-radius:8px;background:#fff;font:inherit;font-size:.76rem}.ssai-pair-action{min-height:36px;padding:7px 10px;font-size:.76rem}.ssai-course-none{padding:28px;text-align:center;color:var(--ssai-muted)}.ssai-course-bar{position:sticky;bottom:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:13px 20px;border-top:1px solid var(--ssai-line);background:rgba(255,255,255,.97);box-shadow:0 -8px 22px rgba(17,35,63,.06);backdrop-filter:blur(8px)}.ssai-course-bar[hidden]{display:none}.ssai-course-bar>div{display:flex;align-items:center;gap:12px}.ssai-course-bar strong{color:var(--ssai-navy)}.ssai-course-bar [data-ssai-course-status]{color:#b23a3a;font-size:.82rem}
body.ssai-plans-v5-page .entry-header,body.ssai-plans-v5-page .entry-title{display:none!important}.ss-plans-v5{--ssai-blue:#1268db;--ssai-navy:#13213a;--ssai-muted:#66758b;--ssai-line:#dce5f0;box-sizing:border-box;width:min(1240px,calc(100% - 32px));margin:34px auto 70px;color:var(--ssai-navy)}.ss-plans-v5 *{box-sizing:border-box}.ss-plans-v5__head{max-width:720px;margin:0 auto 30px;text-align:center}.ss-plans-v5__head h1{margin:0 0 8px;font-size:clamp(2rem,5vw,3.3rem);letter-spacing:-.045em}.ss-plans-v5__head p{margin:0;color:var(--ssai-muted);font-size:1.05rem}.ss-plans-v5__choices{display:grid;grid-template-columns:minmax(0,.82fr) minmax(0,1.18fr);gap:20px;align-items:start}.ss-plan-choice{padding:27px;border:1px solid var(--ssai-line);border-radius:20px;background:#fff;box-shadow:0 14px 45px rgba(17,35,63,.07)}.ss-plan-choice--premium{border-color:#a9c8ef;box-shadow:0 18px 55px rgba(18,104,219,.12)}.ss-plan-choice__label{display:inline-block;margin-bottom:11px;padding:5px 9px;border-radius:999px;background:#eef4fc;color:#1f5fae;font-size:.72rem;font-weight:900;text-transform:uppercase;letter-spacing:.08em}.ss-plan-choice h2{margin:0 0 10px;font-size:clamp(1.4rem,2.8vw,2rem);letter-spacing:-.025em}.ss-plan-choice>p{color:var(--ssai-muted)}.ss-plan-choice ul{padding-left:20px}.ss-plan-choice li{margin:8px 0}.ss-plan-headlines{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:3px 20px;margin:18px 0 21px}.ss-billing-tabs{display:flex;gap:5px;overflow:auto;padding:4px;border-radius:12px;background:#eef2f7}.ss-billing-tabs .ssai-button{flex:1;min-height:38px;padding:7px 10px;border:0;background:transparent;box-shadow:none;white-space:nowrap;font-size:.78rem}.ss-billing-tabs .is-active{background:#fff;color:#125bb6!important;box-shadow:0 2px 8px rgba(17,35,63,.09)}.ss-billing-viewport{padding-top:14px}.ss-billing-viewport .ss-plan{width:100%!important;max-width:none!important;margin:0!important}.ss-billing-viewport .ss-plan[hidden]{display:none!important}.ss-premium-usage-note{margin:13px 0 0!important;font-size:.82rem}.ss-plan-disclosure{margin-top:20px;border:1px solid var(--ssai-line);border-radius:16px;background:#fff}.ss-plan-disclosure>summary{padding:17px 20px;color:#174f96;font-weight:900;cursor:pointer}.ss-plan-groups{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;padding:5px 20px 22px;border-top:1px solid var(--ssai-line)}.ss-plan-groups h3{margin:17px 0 8px;font-size:.76rem;letter-spacing:.08em;color:#5a6b81}.ss-plan-groups ul{margin:0;padding-left:18px}.ss-plan-groups li{margin:6px 0;font-size:.84rem}
@media(max-width:960px){.ssai-app--v5 .ssai-app__header{border-radius:0}.ssai-app--v5 .ssai-stage{padding:16px 12px}.ssai-app--v5 .ssai-chat{min-height:calc(100dvh - 250px)}.ssai-course-toolbar{grid-template-columns:1fr}.ssai-course-source{grid-template-columns:24px minmax(0,1fr) 135px}.ssai-pair-action{grid-column:2}.ss-plans-v5__choices{grid-template-columns:1fr}.ss-plan-groups{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:600px){.ssai-app--v5 .ssai-app__header{display:block}.ssai-app--v5 .ssai-app__status{width:100%;max-width:none;margin-top:4px}.ssai-app--v5 .ssai-save-state{display:none}.ssai-chat-empty{min-height:260px}.ssai-chat-empty .ssai-suggestions{display:grid;grid-template-columns:1fr 1fr;width:100%}.ssai-compose--minimal{position:sticky}.ssai-compose__foot{align-items:flex-end}.ssai-context-trigger{max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ssai-course-entry{margin:12px auto 20px;padding:0 10px}.ssai-course-select>header{padding:17px}.ssai-course-toolbar{padding:12px}.ssai-course-source{grid-template-columns:22px minmax(0,1fr);padding:12px}.ssai-course-role{grid-column:2;width:100%}.ssai-pair-action{grid-column:2;justify-self:start}.ssai-course-bar{align-items:stretch;flex-direction:column;padding:11px 12px}.ssai-course-bar>div{justify-content:space-between}.ssai-course-bar .ssai-button--primary{width:100%}.ss-plans-v5{width:min(100% - 20px,1240px);margin-top:22px}.ss-plan-choice{padding:20px}.ss-plan-headlines{grid-template-columns:1fr}.ss-plan-groups{grid-template-columns:1fr}.ss-billing-tabs .ssai-button{min-width:105px}.ss-plans-v5__head{text-align:left}}

/* Study AI V6: source-safe recovery and focused mock-exam review. */
.ssai-message--error{border:1px solid #f0c9c9;background:#fff8f8}.ssai-message--error p{margin:0 0 10px}.ssai-button--compact{min-height:36px;padding:7px 11px}.ssai-scope-choice{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px;margin:14px 0 0;padding:0;border:0}.ssai-scope-choice legend{grid-column:1/-1;margin-bottom:2px;color:var(--ssai-navy);font-weight:850}.ssai-page-range{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:10px}.ssai-page-range[hidden]{display:none}.ssai-page-range input{min-width:0;padding:11px;border:1px solid #b8c6d8;border-radius:10px;font:inherit}.ssai-source-scope-note{margin:14px 0 0;padding:12px 14px;border-left:3px solid var(--ssai-blue);background:#f5f9ff;color:var(--ssai-muted)}.ssai-solution-review{display:grid;gap:12px}.ssai-solution-card{padding:17px;border:1px solid var(--ssai-line);border-radius:13px;background:#fff}.ssai-solution-card__head{display:flex;justify-content:space-between;gap:12px;color:var(--ssai-muted)}.ssai-solution-card__head strong{color:var(--ssai-navy)}.ssai-solution-card__body{margin-top:14px;padding-top:14px;border-top:1px solid var(--ssai-line)}.ssai-solution-card__body[hidden]{display:none}@media(max-width:600px){.ssai-scope-choice,.ssai-page-range{grid-template-columns:1fr}.ssai-solution-card__head{align-items:flex-start;flex-direction:column}}

/* Course footer markup aliases. */
.ssai-course-filters{display:grid;grid-template-columns:minmax(230px,1fr) auto;gap:12px;padding:15px 20px}.ssai-course-filters input{width:100%;min-height:43px;padding:9px 12px;border:1px solid #cbd7e5;border-radius:10px;font:inherit}.ssai-course-filters>[data-ssai-course-types]{display:flex;gap:5px;overflow:auto}.ssai-course-filters>[data-ssai-course-types] .ssai-button{min-height:42px;padding:8px 11px;white-space:nowrap}.ssai-course-filters>[data-ssai-course-types] .is-active{border-color:#1268db;background:#eaf3ff;color:#0d47a1!important}.ssai-course-source-list{max-height:540px;overflow:auto;border-top:1px solid var(--ssai-line)}.ssai-course-selection-bar{position:sticky;bottom:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:13px 20px;border-top:1px solid var(--ssai-line);background:rgba(255,255,255,.97);box-shadow:0 -8px 22px rgba(17,35,63,.06);backdrop-filter:blur(8px)}.ssai-course-selection-bar[hidden]{display:none}.ssai-course-selection-bar>span{display:flex;align-items:center;gap:12px}.ssai-course-selection-bar strong{color:var(--ssai-navy)}.ssai-course-selection-bar+[data-ssai-course-status]{padding:0 20px}
@media(max-width:960px){.ssai-course-filters{grid-template-columns:1fr}}
@media(max-width:600px){.ssai-course-filters{padding:12px}.ssai-course-selection-bar{align-items:stretch;flex-direction:column;padding:11px 12px}.ssai-course-selection-bar>span{justify-content:space-between}.ssai-course-selection-bar .ssai-button--primary{width:100%}}

/* Final-beta identity and small, optional feedback surface. */
.ssai-brand{color:var(--ssai-navy);font-weight:900;letter-spacing:-.02em}.ssai-beta-badge{display:inline-block;margin-left:5px;padding:2px 7px;border:1px solid #e5b94f;border-radius:999px;background:#fff1bd;color:#5f4300;font-size:.62rem;font-weight:900;letter-spacing:.08em;text-transform:uppercase;vertical-align:middle;cursor:pointer}.ssai-feedback-action{border:0;background:transparent;color:var(--ssai-muted);font:inherit;font-size:.78rem;font-weight:800;cursor:pointer}.ssai-feedback-action:hover{text-decoration:underline}.ssai-feedback-dialog{position:fixed;inset:0;z-index:100010;display:grid;padding:20px;background:rgba(8,23,44,.58);place-items:center}.ssai-feedback-dialog[hidden],.ssai-beta-notice[hidden]{display:none}.ssai-feedback-dialog>div{position:relative;display:grid;width:min(480px,100%);gap:12px;padding:24px;border-radius:17px;background:#fff;box-shadow:0 25px 70px rgba(0,0,0,.28)}.ssai-feedback-dialog h2{margin:0;color:var(--ssai-navy)}.ssai-feedback-dialog p{margin:0;color:var(--ssai-muted)}.ssai-feedback-dialog label{display:grid;gap:5px;color:var(--ssai-navy);font-size:.85rem;font-weight:800}.ssai-feedback-dialog select,.ssai-feedback-dialog textarea{width:100%;padding:10px;border:1px solid #cbd7e5;border-radius:9px;font:inherit}.ssai-feedback-dialog textarea{min-height:88px;resize:vertical}.ssai-feedback-dialog .ssai-feedback-optin{display:flex;align-items:center;font-weight:650}.ssai-feedback-dialog [data-ssai-feedback-close]{position:absolute;top:10px;right:12px;border:0;background:transparent;color:var(--ssai-muted);font-size:1.6rem;cursor:pointer}.ssai-beta-notice{position:fixed;right:18px;bottom:18px;z-index:100001;width:min(410px,calc(100vw - 36px));padding:16px;border:1px solid #e4bd57;border-radius:14px;background:#fff8dc;box-shadow:0 16px 48px rgba(82,58,0,.18)}.ssai-beta-notice strong{color:#4d3800}.ssai-beta-notice p{margin:6px 0 10px;color:#5f5131;font-size:.84rem;line-height:1.45}.ssai-beta-notice__actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.ssai-math-block{max-width:100%;overflow-x:auto;overflow-y:hidden}.ssai-math-inline{display:inline}@media(max-width:600px){.ssai-brand{margin-bottom:6px}.ssai-feedback-action{position:absolute;top:12px;right:14px}.ssai-beta-notice{right:12px;bottom:12px;width:calc(100vw - 24px)}}