:root{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#111827;background:#f8fafc}
*{box-sizing:border-box}body{margin:0}.topbar{height:64px;background:#111827;color:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 24px}.brand{color:#fff;text-decoration:none;font-weight:800}.topbar nav{display:flex;gap:18px;align-items:center}.topbar nav a,.link-button{color:#dbeafe;text-decoration:none;background:none;border:0;padding:0;font:inherit;cursor:pointer}.inline{display:inline}.container{max-width:1200px;margin:0 auto;padding:24px}.auth-card,.panel{background:#fff;border:1px solid #e5e7eb;border-radius:18px;padding:28px;box-shadow:0 8px 30px rgba(15,23,42,.06)}.auth-card{max-width:440px;margin:7vh auto}.narrow{max-width:640px;margin:20px auto}h1{margin-top:0}label{display:block;margin:18px 0 7px;font-weight:700}input,select,textarea{width:100%;border:1px solid #cbd5e1;border-radius:12px;padding:12px 14px;font:inherit;background:#fff}textarea{resize:vertical}button{border:0;border-radius:12px;padding:12px 18px;background:#111827;color:#fff;font-weight:700;cursor:pointer;margin-top:16px}.secondary{background:#e2e8f0;color:#111827}.secondary-form{margin-top:6px}.alert{padding:12px 14px;border-radius:12px;margin:12px 0}.error{background:#fee2e2;color:#991b1b}.success{background:#dcfce7;color:#166534}.app-grid{display:grid;grid-template-columns:260px 1fr;gap:18px}.sidebar{background:#fff;border:1px solid #e5e7eb;border-radius:18px;padding:12px;height:calc(100vh - 112px);overflow:auto}.new-chat,.conversation-link{display:block;text-decoration:none;color:#111827;padding:12px;border-radius:10px;margin-bottom:4px}.new-chat{font-weight:800;background:#f1f5f9}.conversation-link:hover,.conversation-link.active{background:#eef2ff}.chat-panel{display:flex;flex-direction:column;min-height:calc(100vh - 112px);background:#fff;border:1px solid #e5e7eb;border-radius:18px;overflow:hidden}.welcome{padding:22px;border-bottom:1px solid #e5e7eb}.welcome h1{margin-bottom:6px}.badge{display:inline-block;background:#ecfeff;color:#155e75;padding:6px 10px;border-radius:999px;font-size:.86rem}.messages{padding:22px;flex:1;overflow:auto}.message{max-width:78%;padding:12px 14px;border-radius:14px;margin:10px 0;white-space:pre-wrap}.message.user{margin-left:auto;background:#111827;color:#fff}.message.assistant{background:#f1f5f9}.role{font-size:.72rem;text-transform:uppercase;opacity:.6;margin-bottom:4px}.composer{display:grid;grid-template-columns:1fr auto;gap:10px;padding:16px;border-top:1px solid #e5e7eb}.composer button{margin:0;height:100%}.empty-state{color:#64748b;padding:30px 0;text-align:center}@media(max-width:800px){.container{padding:12px}.app-grid{grid-template-columns:1fr}.sidebar{height:auto;max-height:180px}.chat-panel{min-height:70vh}.message{max-width:92%}.topbar{padding:0 14px}.topbar nav{gap:10px}}
/* Phase 2 */
.sidebar-head{display:flex;align-items:center;gap:8px;margin-bottom:8px}.sidebar-head .new-chat{flex:1;margin:0}.danger-link{background:transparent;color:#b91c1c;border:0;padding:8px 10px;margin:0;font:inherit;font-weight:700;cursor:pointer}.conversation-row{display:grid;grid-template-columns:1fr auto;gap:4px;align-items:center}.conversation-row form{margin:0}.conversation-link{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.icon-delete{width:30px;height:30px;border-radius:8px;padding:0;margin:0;background:transparent;color:#94a3b8;font-size:20px}.icon-delete:hover{background:#fee2e2;color:#b91c1c}.message{animation:message-in .22s ease-out}.thinking{opacity:.65}.thinking .message-content::after{content:' ';display:inline-block;width:1.1em;height:.35em;margin-left:5px;background:radial-gradient(circle closest-side,currentColor 90%,transparent) 0 50%/33% 100% repeat-x;animation:dots 1s infinite linear}@keyframes message-in{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}@keyframes dots{to{background-position:100% 50%}}.composer button:disabled{opacity:.55;cursor:not-allowed}.memory-toast{margin:0 16px 10px;padding:10px 12px;border-radius:11px;background:#ecfdf5;color:#065f46;border:1px solid #a7f3d0;animation:message-in .2s ease-out}.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;margin-bottom:18px}.page-head p,.muted{color:#64748b}.metric-pill,.category,.occurrence{display:inline-block;border-radius:999px;padding:6px 10px;font-size:.82rem;background:#eef2ff;color:#3730a3}.two-col{display:grid;grid-template-columns:minmax(260px,.75fr) minmax(0,1.5fr);gap:18px;align-items:start}.panel h2{margin-top:0}.vocab-card,.insight-card{border:1px solid #e5e7eb;border-radius:14px;padding:16px;margin:12px 0;background:#fff}.vocab-card.due{border-color:#c7d2fe;box-shadow:0 0 0 3px #eef2ff}.vocab-top,.insight-head{display:flex;justify-content:space-between;gap:12px;align-items:flex-start}.vocab-top strong{font-size:1.12rem}.review-meta,.confidence{font-size:.86rem;color:#64748b;margin-top:8px}.review-actions{display:flex;justify-content:space-between;gap:8px;align-items:center;margin-top:12px;flex-wrap:wrap}.review-actions form:first-child{display:flex;gap:6px;flex-wrap:wrap}.review-btn{margin:0;padding:8px 11px;background:#f1f5f9;color:#334155}.review-btn:hover{background:#e2e8f0}.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:18px}.stat{background:#fff;border:1px solid #e5e7eb;border-radius:14px;padding:18px}.stat strong{font-size:1.8rem;display:block}.stat span{color:#64748b}.insight-card h3{margin:8px 0}.evidence{margin:10px 0;padding:10px 12px;border-left:3px solid #cbd5e1;background:#f8fafc;border-radius:0 8px 8px 0}.status-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}.status-actions button{margin:0}.category{background:#ecfeff;color:#155e75}.occurrence{background:#f8fafc;color:#475569}.insight-card details{margin-top:12px}.insight-card summary{cursor:pointer;font-weight:700}
@media(max-width:900px){.two-col{grid-template-columns:1fr}.stats-grid{grid-template-columns:1fr}.sidebar-head{align-items:stretch}.topbar{height:auto;min-height:64px;flex-wrap:wrap;padding-top:12px;padding-bottom:12px}.topbar nav{flex-wrap:wrap}}

/* Phase 3 */
.skill-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:22px}.skill-card{display:block;background:#fff;border:1px solid #e5e7eb;border-radius:18px;padding:20px;margin:0;box-shadow:0 8px 24px rgba(15,23,42,.04)}.skill-card h2{margin:8px 0}.skill-card p{color:#64748b;min-height:72px}.skill-icon{font-size:2rem}.assessment-history{margin-top:20px}.history-row{display:flex;justify-content:space-between;align-items:center;gap:16px;text-decoration:none;color:#111827;padding:14px 4px;border-bottom:1px solid #e5e7eb}.history-row:last-child{border-bottom:0}.assessment-shell{max-width:920px;margin:0 auto}.assessment-top{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;margin-bottom:16px}.assessment-top h1{margin:8px 0}.assessment-top a{text-decoration:none;color:#4f46e5}.timer{font-variant-numeric:tabular-nums;background:#111827;color:#fff;border-radius:14px;padding:12px 16px;font-weight:800;font-size:1.15rem;position:sticky;top:12px}.task-panel{margin-bottom:16px}.preline{white-space:pre-line;line-height:1.7}.passage{line-height:1.8;margin-bottom:16px}.question{padding:18px 0;border-bottom:1px solid #e5e7eb}.question:last-of-type{border-bottom:0}.option{display:flex;align-items:center;gap:8px;font-weight:400;margin:10px 0;padding:10px;border:1px solid #e5e7eb;border-radius:10px}.option input{width:auto}.writing-meta{display:flex;justify-content:flex-end;color:#64748b;margin-top:8px}.report-card{position:relative}.report-score{display:inline-block;background:#111827;color:#fff;border-radius:999px;padding:9px 14px;font-weight:800}.report-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.report-grid>div{background:#f8fafc;border-radius:14px;padding:16px}.report-card pre{white-space:pre-wrap;background:#0f172a;color:#e2e8f0;border-radius:12px;padding:14px;overflow:auto}.speaking-question{border:1px solid #e5e7eb;border-radius:14px;padding:16px;margin:14px 0}.record-controls{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.record-controls button{margin-top:12px}.record-status{color:#64748b;font-size:.9rem}.transcript{white-space:pre-wrap;background:#f8fafc;border-radius:10px;padding:10px;margin-top:10px;min-height:38px;color:#334155}audio{width:100%;margin:8px 0}.assessment-shell button[type=submit]{margin-top:16px}
@media(max-width:950px){.skill-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:600px){.skill-grid{grid-template-columns:1fr}.report-grid{grid-template-columns:1fr}.assessment-top{align-items:center}.skill-card p{min-height:0}}

/* Phase 5 */
.card{background:#fff;border:1px solid #e5e7eb;border-radius:18px;padding:20px}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.metric{font-size:1.45rem;font-weight:800;margin:8px 0}
.notice{padding:12px 14px;background:#eff6ff;color:#1e3a8a;border:1px solid #bfdbfe;border-radius:12px;margin:12px 0}
.admin-link{text-decoration:none;color:inherit}.admin-link:hover{border-color:#a5b4fc}
.payment-review{display:grid;grid-template-columns:1fr minmax(260px,.8fr);gap:20px;margin-bottom:14px}
.danger{background:#b91c1c}.table-wrap{overflow:auto}
table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:12px;border-bottom:1px solid #e5e7eb;vertical-align:top}
th{font-size:.82rem;text-transform:uppercase;color:#64748b}.manual-card{margin:16px 0;background:#f8fafc}
@media(max-width:800px){.grid-2,.payment-review{grid-template-columns:1fr}}

/* Fluentra launch UX */
:root{--brand:#4f46e5;--brand2:#7c3aed;--ink:#172033;--muted:#667085;--line:#e7eaf0;--bg:#f6f7fb;--surface:#fff;--success:#067647;color:var(--ink);background:var(--bg)}
body{background:var(--bg);color:var(--ink)}
.app-shell{min-height:100dvh;display:grid;grid-template-columns:236px minmax(0,1fr)}
.app-nav{position:sticky;top:0;height:100dvh;background:#fff;border-right:1px solid var(--line);padding:18px 14px;display:flex;flex-direction:column;z-index:50}
.fluentra-brand{display:flex;align-items:center;gap:10px;color:#111827;text-decoration:none;font-size:1.15rem;font-weight:850;padding:4px 8px}.brand-mark{display:grid;place-items:center;width:32px;height:32px;border-radius:10px;background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;font-weight:900}.nav-group{display:grid;gap:4px;margin-top:22px}.nav-label{font-size:.68rem;letter-spacing:.11em;color:#98a2b3;padding:0 12px 6px;font-weight:800}.nav-item{display:flex;align-items:center;gap:11px;padding:10px 12px;border-radius:12px;text-decoration:none;color:#475467;background:transparent;border:0;width:100%;margin:0;font:inherit;text-align:left}.nav-item:hover{background:#f1f0ff;color:#3538cd}.nav-item span{width:21px;text-align:center}.nav-item b{font-size:.92rem}.nav-spacer{flex:1}.logout-item{cursor:pointer}.app-main{min-width:0}.container{max-width:1240px;padding:28px clamp(18px,3vw,42px);margin:0 auto}.mobile-header,.mobile-tabs{display:none}.public-header{height:68px;display:flex;align-items:center;padding:0 24px;background:#fff;border-bottom:1px solid var(--line)}
.panel,.card,.auth-card,.surface{background:var(--surface);border:1px solid var(--line);border-radius:20px;box-shadow:0 6px 26px rgba(16,24,40,.045)}.surface{padding:22px}.page-shell{max-width:1180px;margin:0 auto}.compact-page{max-width:820px}.page-heading{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:20px}.page-heading h1{font-size:clamp(1.6rem,3vw,2.25rem);letter-spacing:-.04em;margin:3px 0}.page-heading p{color:var(--muted);margin:0}.eyebrow{font-size:.72rem;font-weight:850;letter-spacing:.13em;color:var(--brand)}
button{background:var(--brand);border-radius:12px;transition:.18s ease}button:hover{transform:translateY(-1px);filter:brightness(.98)}input,select,textarea{border-color:#d0d5dd;border-radius:12px;min-height:44px}input:focus,select:focus,textarea:focus{outline:3px solid #e0e7ff;border-color:#818cf8}.settings-section{margin-bottom:16px}.choice-card{display:flex;align-items:flex-start;gap:12px;border:1px solid var(--line);border-radius:16px;padding:15px;margin:10px 0;cursor:pointer}.choice-card:has(input:checked){border-color:#a5b4fc;background:#f5f3ff}.choice-card input{width:auto;min-height:0;margin-top:3px}.choice-card div{display:grid;gap:3px}.choice-card span,.field-block small{color:var(--muted);font-weight:400;font-size:.88rem}.field-block{margin-top:18px}.credit-card{margin-top:18px;padding:16px;border-radius:16px;background:linear-gradient(135deg,#eef2ff,#faf5ff);display:grid;gap:3px}.credit-card strong{font-size:1.5rem}.route-list{display:grid;gap:10px;margin-top:14px}.route-row{display:flex;justify-content:space-between;gap:14px;align-items:center;padding:13px 0;border-bottom:1px solid var(--line)}.route-row>div:first-child{display:grid;gap:3px}.route-row span{font-size:.82rem;color:var(--muted)}.route-model{text-align:right;display:grid;gap:2px}.route-model>span{text-transform:uppercase;font-size:.67rem;font-weight:850;letter-spacing:.08em;color:var(--brand)}
.chat-panel{border-radius:20px;min-height:calc(100dvh - 56px);box-shadow:0 6px 26px rgba(16,24,40,.04)}.sidebar{border-radius:20px;height:calc(100dvh - 56px)}.welcome{background:linear-gradient(180deg,#fff,#fbfbff)}.composer{position:sticky;bottom:0;background:rgba(255,255,255,.94);backdrop-filter:blur(14px)}.composer textarea{min-height:52px;max-height:150px}.message{line-height:1.55}.message.user{background:linear-gradient(135deg,#4f46e5,#6366f1)}
@media(max-width:900px){.app-shell{display:block;padding-bottom:72px}.app-nav{position:fixed;right:0;left:auto;top:0;width:min(86vw,330px);transform:translateX(102%);transition:.25s ease;box-shadow:-20px 0 50px rgba(16,24,40,.14);border-left:1px solid var(--line);border-right:0}.nav-open .app-nav{transform:translateX(0)}.nav-scrim{display:none;position:fixed;inset:0;background:rgba(15,23,42,.38);z-index:45}.nav-open .nav-scrim{display:block}.mobile-header{height:62px;display:flex;align-items:center;justify-content:space-between;padding:0 16px;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30}.icon-btn{background:transparent;color:#344054;margin:0;padding:9px 11px;font-size:1.2rem}.mobile-tabs{position:fixed;display:grid;grid-template-columns:repeat(5,1fr);left:0;right:0;bottom:0;padding:7px max(8px,env(safe-area-inset-right)) calc(7px + env(safe-area-inset-bottom));background:rgba(255,255,255,.96);backdrop-filter:blur(18px);border-top:1px solid var(--line);z-index:40}.mobile-tabs a,.mobile-tabs button{display:grid;place-items:center;gap:2px;text-decoration:none;color:#667085;background:transparent;border:0;margin:0;padding:4px;font:inherit}.mobile-tabs b{font-size:.65rem}.mobile-tabs span{font-size:1.15rem}.container{padding:16px 13px 24px}.app-grid{display:block}.sidebar{height:auto;max-height:150px;margin-bottom:10px;border-radius:16px}.chat-panel{min-height:calc(100dvh - 245px);border-radius:16px}.messages{padding:15px}.welcome{padding:16px}.welcome h1{font-size:1.35rem}.message{max-width:90%;font-size:.95rem}.composer{grid-template-columns:1fr auto;padding:10px}.composer button{padding:10px 14px}.skill-grid{grid-template-columns:1fr 1fr;gap:10px}.skill-card{padding:16px;border-radius:16px}.skill-card p{font-size:.87rem}.page-head{align-items:flex-start}.assessment-shell{max-width:100%}.assessment-top{position:relative}.timer{font-size:.95rem;padding:9px 11px}.table-wrap{border-radius:14px}.route-row{align-items:flex-start}.public-container{padding-top:18px}}
@media(max-width:520px){.skill-grid{grid-template-columns:1fr}.report-grid,.grid-2,.two-col{grid-template-columns:1fr}.stats-grid{grid-template-columns:1fr 1fr}.page-heading{align-items:flex-start}.route-row{display:grid}.route-model{text-align:left}.auth-card{margin:3vh auto;padding:22px 18px}}


/* Settings + profile experience */
.settings-nav{background:#f8f9fc}.settings-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-bottom:18px}.settings-link-card{display:grid;grid-template-columns:44px 1fr auto;align-items:center;gap:14px;padding:17px;background:#fff;border:1px solid var(--line);border-radius:18px;text-decoration:none;color:var(--ink);transition:.18s ease}.settings-link-card:hover{border-color:#c7d2fe;box-shadow:0 10px 28px rgba(79,70,229,.08);transform:translateY(-1px)}.settings-link-card p{margin:4px 0 0;color:var(--muted);font-size:.88rem}.settings-link-card>b{font-size:1.5rem;color:#98a2b3}.settings-icon{width:44px;height:44px;border-radius:14px;background:#f2f4f7;display:grid;place-items:center;font-size:1.15rem}.teacher-accent .settings-icon{background:#ecfdf3;color:#067647}.role-section{display:grid;grid-template-columns:1fr minmax(300px,.8fr);gap:20px;align-items:center}.switch-row{display:flex;align-items:center;justify-content:space-between;gap:16px;border:1px solid var(--line);padding:14px;border-radius:15px;margin:0}.switch-row>div{display:grid;gap:3px}.switch-row span{font-size:.84rem;color:var(--muted);font-weight:400}.switch-row input{width:22px;min-height:22px}.danger-zone{display:flex;align-items:center;justify-content:space-between}.logout-button{margin:0}
.settings-metrics,.profile-stat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-bottom:16px}.profile-stat-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.metric-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;display:grid;gap:6px}.metric-card>span{font-size:.78rem;font-weight:800;color:#667085;text-transform:uppercase;letter-spacing:.05em}.metric-card strong{font-size:1.55rem;letter-spacing:-.03em}.metric-card strong small{font-size:.72rem;color:var(--muted)}.metric-card p{margin:0;color:var(--muted);font-size:.84rem}.metric-card.accent{background:linear-gradient(135deg,#eef2ff,#faf5ff);border-color:#c7d2fe}.bar-chart,.skill-bars{display:grid;gap:16px}.bar-meta,.skill-bar>div:first-child{display:flex;justify-content:space-between;gap:12px;margin-bottom:7px}.bar-meta span,.skill-bar span{font-size:.82rem;color:var(--muted)}.bar-track{height:9px;background:#eef0f5;border-radius:999px;overflow:hidden}.bar-track>span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--brand),var(--brand2));min-width:2px}.empty-state{padding:28px;text-align:center;background:#f8fafc;border-radius:14px;color:var(--muted)}
.profile-hero{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:16px;margin-bottom:16px}.profile-hero h1{margin:2px 0;font-size:1.8rem}.profile-hero p{margin:0;color:var(--muted)}.avatar-lg{width:64px;height:64px;border-radius:20px;background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;display:grid;place-items:center;font-size:1.6rem;font-weight:900}.profile-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:16px;margin-bottom:16px}.section-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;margin-bottom:16px}.section-heading h2{margin:0 0 4px}.section-heading p{margin:0;color:var(--muted);font-size:.88rem}.activity-chart{height:210px;display:grid;grid-template-columns:repeat(7,1fr);align-items:end;gap:8px;padding-top:18px}.activity-col{height:100%;display:grid;grid-template-rows:auto 1fr auto;text-align:center;gap:5px}.activity-value{font-size:.72rem;color:var(--muted)}.activity-bar{height:100%;display:flex;align-items:flex-end;justify-content:center;background:#f8fafc;border-radius:9px;overflow:hidden}.activity-bar span{width:60%;background:linear-gradient(180deg,var(--brand2),var(--brand));border-radius:7px 7px 3px 3px}.activity-col small{font-size:.68rem;color:var(--muted)}.profile-form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.profile-form-grid label{margin-top:0}.form-actions{display:flex;align-items:end}.input-suffix{position:relative}.input-suffix input{padding-right:78px}.input-suffix span{position:absolute;right:12px;top:50%;transform:translateY(-50%);font-size:.78rem;color:var(--muted)}
@media(max-width:900px){.settings-grid,.settings-metrics,.profile-stat-grid{grid-template-columns:1fr 1fr}.role-section,.profile-grid{grid-template-columns:1fr}.profile-hero{grid-template-columns:auto 1fr}.profile-hero>a{grid-column:1/-1;text-align:center}.danger-zone{align-items:flex-start;gap:14px;flex-direction:column}}
@media(max-width:560px){.settings-grid,.settings-metrics,.profile-stat-grid,.profile-form-grid{grid-template-columns:1fr}.settings-link-card{grid-template-columns:42px 1fr auto;padding:14px}.profile-hero{grid-template-columns:auto 1fr}.profile-stat-grid .metric-card{padding:15px}.activity-chart{height:180px}.bar-meta,.skill-bar>div:first-child{display:grid;gap:3px}}

/* Fluentra Coach voice + mobile focus */
.coach-toolbar{display:flex;align-items:center;gap:12px;min-height:66px;padding:10px 14px;border-bottom:1px solid var(--line,#e5e7eb);background:rgba(255,255,255,.96);backdrop-filter:blur(14px);z-index:6}.coach-toolbar-title{min-width:0;flex:1;display:grid;gap:2px}.coach-toolbar-title strong{font-size:.95rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.coach-toolbar-title span{font-size:.72rem;color:#98a2b3}.history-toggle{display:none}.voice-start{margin:0;padding:9px 13px;border-radius:999px;background:#111827;display:flex;align-items:center;gap:7px}.voice-start-icon{font-size:.8rem;color:#a7f3d0}.composer{grid-template-columns:minmax(0,1fr) auto auto}.composer-voice{margin:0;width:48px;min-width:48px;padding:0;border-radius:14px;background:#eef2ff;color:#4338ca;font-size:1.15rem}.coach-empty{min-height:48vh;display:grid;place-items:center;padding:22px}.coach-empty p{max-width:390px}.coach-history-scrim,.coach-history-close{display:none}

.voice-call[hidden]{display:none!important}.voice-call{position:fixed;inset:0;z-index:100;background:linear-gradient(160deg,#111827 0%,#1e1b4b 48%,#312e81 100%);display:grid;place-items:center;padding:max(16px,env(safe-area-inset-top)) max(16px,env(safe-area-inset-right)) max(16px,env(safe-area-inset-bottom)) max(16px,env(safe-area-inset-left));color:#fff}.voice-call-card{width:min(100%,580px);height:min(820px,92dvh);display:grid;grid-template-rows:auto 1fr auto auto;gap:18px}.voice-call-top{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:10px}.voice-call-title{text-align:center;font-weight:800;letter-spacing:.01em}.voice-control{justify-self:start;margin:0;background:rgba(255,255,255,.12);color:#fff;padding:9px 12px}.voice-end{justify-self:end;margin:0;background:#ef4444;padding:9px 16px;border-radius:999px}.voice-orb-wrap{display:grid;place-items:center;align-content:center;text-align:center;gap:18px}.voice-orb{width:190px;height:190px;border-radius:50%;position:relative;display:grid;place-items:center;background:radial-gradient(circle at 35% 30%,#c4b5fd,#6366f1 46%,#312e81 78%);box-shadow:0 0 0 18px rgba(129,140,248,.09),0 0 80px rgba(129,140,248,.35);transition:.25s ease}.voice-orb span{position:absolute;border:2px solid rgba(255,255,255,.25);border-radius:50%;inset:20px;animation:voice-ring 2.3s ease-in-out infinite}.voice-orb span:nth-child(2){inset:36px;animation-delay:-.5s}.voice-orb span:nth-child(3){inset:52px;animation-delay:-1s}.voice-orb span:nth-child(4){inset:68px;animation-delay:-1.5s}.voice-orb[data-state="listening"]{transform:scale(1.05);box-shadow:0 0 0 24px rgba(167,243,208,.09),0 0 95px rgba(52,211,153,.34)}.voice-orb[data-state="speaking"]{animation:orb-talk .8s ease-in-out infinite alternate}.voice-orb[data-state="thinking"] span{animation-duration:.75s}.voice-state{font-size:1.45rem;font-weight:850}.voice-hint{margin:0;color:#c7d2fe;max-width:360px;min-height:24px}.voice-subtitles{min-height:126px;display:grid;align-content:end;gap:9px}.subtitle-line{max-width:90%;padding:11px 14px;border-radius:16px;background:rgba(255,255,255,.10);backdrop-filter:blur(8px);line-height:1.45}.subtitle-line b{display:block;font-size:.68rem;text-transform:uppercase;letter-spacing:.08em;color:#c7d2fe;margin-bottom:3px}.user-subtitle{justify-self:end;text-align:right;background:rgba(99,102,241,.28)}.ai-subtitle{justify-self:start}.voice-actions{display:grid;place-items:center;gap:8px}.voice-mic{margin:0;width:76px;height:76px;border-radius:50%;padding:0;background:#fff;color:#312e81;box-shadow:0 10px 34px rgba(0,0,0,.28);font-size:1.2rem}.voice-mic.recording{background:#ef4444;color:#fff;animation:mic-pulse 1.1s ease-in-out infinite}.voice-actions small{color:#c7d2fe}@keyframes voice-ring{0%,100%{transform:scale(.88);opacity:.3}50%{transform:scale(1.08);opacity:.8}}@keyframes orb-talk{from{transform:scale(.96)}to{transform:scale(1.06)}}@keyframes mic-pulse{50%{box-shadow:0 0 0 14px rgba(239,68,68,.18),0 10px 34px rgba(0,0,0,.28)}}

@media(max-width:900px){
 body.coach-page .mobile-header,body.coach-page .mobile-tabs{display:none!important}body.coach-page .app-shell{padding-bottom:0}body.coach-page .container{padding:0;max-width:none}.coach-grid{height:100dvh}.coach-panel{height:100dvh;min-height:100dvh;border:0;border-radius:0}.coach-toolbar{position:sticky;top:0}.history-toggle{display:inline-flex;margin:0;background:transparent;color:#344054;padding:8px 10px}.coach-history{position:fixed!important;z-index:82;inset:0 auto 0 0;width:min(86vw,340px);height:100dvh!important;max-height:none!important;margin:0!important;border:0;border-radius:0!important;transform:translateX(-103%);transition:transform .24s ease;box-shadow:20px 0 50px rgba(15,23,42,.18);padding:max(14px,env(safe-area-inset-top)) 12px 18px;background:#fff}.coach-history-open .coach-history{transform:translateX(0)}.coach-history-scrim{display:block;position:fixed;z-index:81;inset:0;background:rgba(15,23,42,.42);border:0;border-radius:0;margin:0;padding:0;opacity:0;pointer-events:none;transition:.2s}.coach-history-open .coach-history-scrim{opacity:1;pointer-events:auto}.coach-history-close{display:block}.coach-history .sidebar-head{position:sticky;top:0;background:#fff;padding-bottom:8px;z-index:2}.coach-panel .messages{padding:14px 12px;min-height:0}.coach-panel .composer{padding:9px 10px calc(9px + env(safe-area-inset-bottom));grid-template-columns:minmax(0,1fr) 46px 58px}.coach-panel .composer textarea{min-height:46px;padding:11px 12px}.coach-panel .composer button{padding:9px 10px}.voice-start-label{display:none}.voice-start{width:42px;height:42px;padding:0;justify-content:center}.voice-call{padding:12px}.voice-call-card{height:100%;max-height:none}.voice-orb{width:160px;height:160px}.voice-subtitles{min-height:110px}.message{max-width:88%}}
@media(max-width:420px){.coach-toolbar{min-height:58px;padding:8px}.coach-toolbar-title strong{font-size:.9rem}.coach-toolbar-title span{font-size:.66rem}.coach-panel .message{font-size:.93rem}.voice-orb{width:142px;height:142px}.voice-state{font-size:1.25rem}.subtitle-line{max-width:96%;font-size:.92rem}.voice-mic{width:70px;height:70px}}


/* Mobile navigation reliability + Coach dual menus */
.coach-app-menu{display:none}
@media(max-width:900px){
  .app-nav{z-index:110;overflow-y:auto;padding-top:max(18px,env(safe-area-inset-top));padding-bottom:max(18px,env(safe-area-inset-bottom))}
  .nav-scrim{z-index:105}
  .coach-app-menu{display:inline-flex;margin:0;background:transparent;color:#344054;padding:8px 10px}
  body.coach-page .nav-scrim{z-index:105}
  body.coach-page .app-nav{z-index:110}
  body.coach-page .coach-history{z-index:102}
  body.coach-page .coach-history-scrim{z-index:101}
}
@media(max-width:420px){
  .coach-toolbar{gap:5px}
  .coach-app-menu,.history-toggle{padding:7px 8px;min-width:38px}
  .coach-toolbar-title{margin-left:1px}
}


/* Mobile navigation consolidation + AvalAI credit report */
.credit-primary{background:linear-gradient(145deg,#f5f3ff,#eef2ff);border-color:#c7d2fe}.credit-detail-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-top:14px}.credit-detail-grid>div{display:grid;gap:5px;padding:16px;border:1px solid var(--line);border-radius:16px;background:#fff}.credit-detail-grid span{font-size:.76rem;font-weight:800;color:#667085;text-transform:uppercase;letter-spacing:.04em}.credit-detail-grid strong{font-size:1.25rem;color:#101828}.credit-detail-grid small{color:#98a2b3;line-height:1.35}
@media(max-width:900px){
  /* Keep the global bottom navigation on every authenticated page, including Coach. */
  body.coach-page .mobile-tabs{display:grid!important}
  body.coach-page .app-shell{padding-bottom:72px}
  body.coach-page .coach-grid{height:calc(100dvh - 72px)}
  body.coach-page .coach-panel{height:calc(100dvh - 72px);min-height:calc(100dvh - 72px)}
  /* Coach history is part of the same hamburger drawer on mobile. */
  #app-nav .coach-history{position:static!important;transform:none!important;width:auto!important;height:auto!important;max-height:none!important;margin:12px 0 0!important;padding:12px 0 0!important;border:0!important;border-top:1px solid var(--line)!important;border-radius:0!important;box-shadow:none!important;background:transparent!important;overflow:visible}
  #app-nav .coach-history .sidebar-head{position:static;background:transparent;padding:0 12px 8px;display:flex;flex-wrap:wrap;gap:7px}
  #app-nav .coach-history .sidebar-head:before{content:'CHAT HISTORY';width:100%;font-size:.68rem;color:#98a2b3;font-weight:800;letter-spacing:.05em;margin-bottom:2px}
  #app-nav .coach-history-close{display:none!important}
  #app-nav #conversation-list{display:grid;gap:3px;padding:0 4px 12px}
  #app-nav .conversation-row{min-height:40px}
  #app-nav .conversation-link{padding:9px 10px;border-radius:10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .history-toggle,.coach-history-scrim{display:none!important}
  /* Voice is launched only from the Coach top toolbar. Composer stays simple. */
  .coach-panel .composer{grid-template-columns:minmax(0,1fr) 58px;padding-bottom:10px}
  .composer-voice{display:none!important}
  .mobile-tabs a,.mobile-tabs button{min-width:0;padding:4px 1px}
  .mobile-tabs b{font-size:.61rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%}
  .mobile-tabs span{font-size:1.08rem;line-height:1}
  .credit-detail-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:420px){.mobile-tabs b{font-size:.58rem}.credit-detail-grid{grid-template-columns:1fr}.mobile-tabs{padding-left:4px;padding-right:4px}}

.coach-panel .composer{grid-template-columns:minmax(0,1fr) auto}


/* Mobile navigation simplification v3 */
.mobile-back,.coach-back{display:none}.mobile-header-spacer{width:42px;height:42px}
.profile-quick-actions{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:0 0 18px}.profile-action-card{display:grid;grid-template-columns:42px 1fr auto;align-items:center;gap:12px;text-decoration:none;color:#101828;background:#fff;border:1px solid var(--line,#e5e7eb);border-radius:16px;padding:14px 16px;box-shadow:0 6px 20px rgba(15,23,42,.04)}.profile-action-card:hover{border-color:#c7d2fe;box-shadow:0 9px 26px rgba(79,70,229,.08)}.profile-action-icon{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;background:#eef2ff;color:#4338ca;font-size:1.1rem}.profile-action-card span:nth-child(2){display:grid;gap:2px}.profile-action-card small{color:#667085;line-height:1.3}.profile-action-card>b{font-size:1.35rem;color:#98a2b3}
@media(max-width:900px){
  /* The bottom bar is the only app navigation on mobile. */
  .mobile-header{grid-template-columns:42px 1fr 42px;align-items:center}.mobile-header .fluentra-brand{justify-self:center}.mobile-back,.coach-back{display:inline-flex;align-items:center;justify-content:center;margin:0;width:42px;height:42px;padding:0;background:transparent;color:#344054;font-size:2rem;line-height:1;border-radius:12px}.mobile-back:active,.coach-back:active{background:#f2f4f7}
  /* Hamburger contains chat history only. Desktop application links stay hidden in the mobile drawer. */
  #app-nav>.fluentra-brand,#app-nav>.nav-group,#app-nav>.nav-spacer{display:none!important}
  #app-nav{padding-top:max(12px,env(safe-area-inset-top));padding-bottom:max(12px,env(safe-area-inset-bottom));width:min(88vw,360px)}
  #app-nav .coach-history{margin-top:0!important;border-top:0!important;padding-top:0!important}
  #app-nav .coach-history .sidebar-head:before{content:'CHAT HISTORY'}
  .coach-toolbar{grid-template-columns:auto auto minmax(0,1fr) auto}.coach-back{flex:0 0 auto}.coach-app-menu{display:inline-flex!important}
  .mobile-tabs{grid-template-columns:repeat(5,minmax(0,1fr))!important}
  .mobile-tabs>a{display:flex;flex-direction:column;align-items:center;justify-content:center;min-width:0}
  .profile-quick-actions{grid-template-columns:1fr}
}
@media(max-width:420px){.mobile-back,.coach-back{width:38px;height:38px}.mobile-header-spacer{width:38px}.profile-action-card{padding:13px}.profile-action-card small{font-size:.78rem}}

/* Launch candidate: profile teacher controls */
.teacher-card-list{display:grid;gap:14px}.teacher-manage-card{border:1px solid var(--line,#e5e7eb);border-radius:18px;padding:16px;background:#fff}.teacher-manage-head{display:grid;grid-template-columns:44px 1fr auto;gap:11px;align-items:center}.teacher-manage-head>div:nth-child(2){display:grid;gap:2px}.teacher-manage-head span{color:#667085;font-size:.84rem}.avatar-sm{width:44px;height:44px;border-radius:14px;background:#eef2ff;color:#4338ca;display:grid;place-items:center;font-weight:850}.status-chip{padding:6px 9px;border-radius:999px;background:#ecfdf3;color:#027a48!important;font-size:.72rem!important;font-weight:800}.permission-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:16px}.permission-grid label{margin:0;padding:11px;border:1px solid #eaecf0;border-radius:13px;display:grid;grid-template-columns:auto 1fr;gap:9px;align-items:start;font-weight:400;cursor:pointer}.permission-grid input{width:auto;margin-top:3px}.permission-grid label>span{display:grid;gap:2px}.permission-grid b{font-size:.88rem}.permission-grid small{color:#667085;font-size:.76rem;line-height:1.3}.teacher-actions{display:flex;justify-content:flex-end}.teacher-actions button{margin-top:12px}.teacher-remove-form{margin-top:8px;border-top:1px solid #f2f4f7;padding-top:9px}.danger-button{background:transparent;color:#b42318;padding:8px 0;margin:0}.empty-inline{display:grid;gap:4px;padding:16px;border:1px dashed #d0d5dd;border-radius:14px;color:#667085}.empty-inline strong{color:#344054}.compact-copy{margin:10px 0}.teacher-manage-card .button{display:inline-block;text-decoration:none;margin-top:4px}
@media(max-width:700px){.permission-grid{grid-template-columns:1fr}.teacher-manage-head{grid-template-columns:40px 1fr}.teacher-manage-head .status-chip{grid-column:2;justify-self:start}.teacher-actions{justify-content:stretch}.teacher-actions button{width:100%}}

/* Launch candidate: admin control center */
.admin-heading{align-items:flex-end}.admin-heading-actions{display:flex;gap:8px;flex-wrap:wrap}.admin-heading-actions .button{margin:0}.count-badge{display:inline-grid;place-items:center;min-width:20px;height:20px;padding:0 5px;margin-left:4px;border-radius:999px;background:#fff;color:#4338ca;font-size:.72rem}.admin-kpi-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:16px 0}.admin-kpi{display:grid;gap:5px;background:#fff;border:1px solid var(--line,#e5e7eb);border-radius:17px;padding:16px;box-shadow:0 5px 18px rgba(15,23,42,.035)}.admin-kpi.primary{background:linear-gradient(145deg,#312e81,#4f46e5);color:#fff;border-color:transparent}.admin-kpi span{font-size:.75rem;font-weight:800;text-transform:uppercase;letter-spacing:.04em;color:#667085}.admin-kpi.primary span,.admin-kpi.primary small{color:#e0e7ff}.admin-kpi strong{font-size:1.85rem;line-height:1.1}.admin-kpi small{color:#667085;line-height:1.35}.admin-main-grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(360px,.8fr);gap:14px;margin-bottom:14px}.admin-copilot{background:linear-gradient(160deg,#fff 60%,#f5f3ff)}.copilot-dot{width:42px;height:42px;border-radius:14px;background:#4338ca;color:#fff;display:grid;place-items:center;font-size:1.2rem}.admin-ai-form textarea{margin-top:6px;min-height:90px}.admin-ai-form>button[type=submit]{margin-top:10px}.admin-ai-prompts{display:flex;gap:7px;flex-wrap:wrap;margin-top:8px}.admin-ai-prompts button{margin:0;padding:7px 10px;background:#eef2ff;color:#3730a3;font-size:.75rem}.admin-ai-answer{margin-top:14px;padding:14px;border-radius:15px;background:#111827;color:#f9fafb;white-space:pre-wrap;line-height:1.55}.admin-ai-answer>span{display:block;color:#a5b4fc;font-size:.67rem;font-weight:850;letter-spacing:.08em;margin-bottom:6px}.privacy-note{font-size:.73rem;color:#667085;margin-bottom:0}.admin-chart-legend{display:flex;gap:12px;color:#667085;font-size:.75rem}.admin-chart-legend span{display:flex;gap:5px;align-items:center}.admin-chart-legend i{width:8px;height:8px;border-radius:3px;display:inline-block}.legend-signup{background:#4f46e5}.legend-ai{background:#94a3b8}.admin-trend-chart{height:235px;display:flex;align-items:stretch;gap:5px;padding-top:18px;overflow:hidden}.admin-trend-col{min-width:0;flex:1;display:grid;grid-template-rows:1fr auto;gap:5px;text-align:center}.admin-bars{height:100%;display:flex;gap:2px;align-items:flex-end;justify-content:center}.admin-bars span{width:38%;min-height:3px;border-radius:4px 4px 2px 2px}.signup-bar{background:#4f46e5}.ai-bar{background:#94a3b8}.admin-trend-col small{font-size:.58rem;color:#98a2b3;white-space:nowrap;transform:rotate(-35deg);transform-origin:center}.admin-report-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:14px}.compact-table{display:grid}.compact-row{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:11px 0;border-bottom:1px solid #f2f4f7}.compact-row:last-child{border-bottom:0}.compact-row>div{display:grid;gap:2px;min-width:0}.compact-row strong{overflow:hidden;text-overflow:ellipsis}.compact-row span,.compact-row small{color:#667085;font-size:.76rem}.admin-links-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.admin-tool-link{display:grid;grid-template-columns:42px 1fr;gap:10px;align-items:center;text-decoration:none;color:#101828;border:1px solid var(--line,#e5e7eb);background:#fff;border-radius:15px;padding:13px}.admin-tool-link>span{width:40px;height:40px;display:grid;place-items:center;background:#f2f4f7;border-radius:12px;color:#4338ca}.admin-tool-link>div{display:grid;gap:2px}.admin-tool-link small{color:#667085}
@media(max-width:1000px){.admin-kpi-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.admin-main-grid{grid-template-columns:1fr}.admin-links-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:650px){.admin-heading{align-items:flex-start}.admin-heading-actions{width:100%}.admin-heading-actions .button{flex:1;text-align:center}.admin-kpi-grid{grid-template-columns:1fr 1fr;gap:8px}.admin-kpi{padding:13px}.admin-kpi strong{font-size:1.45rem}.admin-kpi small{font-size:.68rem}.admin-report-grid{grid-template-columns:1fr}.admin-links-grid{grid-template-columns:1fr}.admin-trend-chart{height:200px}.admin-copilot{padding:16px}.admin-ai-prompts{overflow-x:auto;flex-wrap:nowrap;padding-bottom:4px}.admin-ai-prompts button{white-space:nowrap}}

/* 2026-09 iPhone voice compatibility + Coach control placement */
.coach-panel .composer{grid-template-columns:minmax(0,1fr) 48px auto;align-items:stretch}
.composer-voice{display:inline-flex!important;align-items:center;justify-content:center;margin:0;width:48px;min-width:48px;height:auto;padding:0;border-radius:14px;background:#eef2ff;color:#4338ca;font-size:1.15rem}
.composer-voice:hover{background:#e0e7ff}
.coach-toolbar .coach-app-menu{margin-left:auto}
@media(max-width:900px){
  .coach-panel .composer{grid-template-columns:minmax(0,1fr) 46px 58px;padding-bottom:calc(9px + env(safe-area-inset-bottom))}
  .composer-voice{display:inline-flex!important;width:46px;min-width:46px}
  .coach-toolbar{display:flex!important}
  .coach-toolbar-title{order:2}
  .coach-back{order:1}
  .coach-app-menu{order:3;margin-left:auto!important}
}