:root{--bg:#f4f7fb;--card:#fff;--ink:#14213d;--muted:#6b7280;--primary:#2457e6;--accent:#13a38b;--danger:#d83a52;--line:#e5e7eb;--shadow:0 12px 35px rgba(22,34,66,.09)}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,sans-serif;background:var(--bg);color:var(--ink)}a{color:var(--primary);text-decoration:none}.topbar{height:72px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 max(4vw,24px);position:sticky;top:0;z-index:10}.brand{display:flex;align-items:center;gap:10px;color:var(--ink)}.brand span{width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,var(--primary),#6b8cff);color:#fff;display:grid;place-items:center;font-weight:800}.topbar nav{display:flex;align-items:center;gap:8px}.topbar nav a{padding:10px 12px;border-radius:10px;color:#334155}.topbar nav a.active{background:#eef3ff;color:var(--primary);font-weight:700}.container{max-width:1180px;margin:30px auto;padding:0 20px;min-height:calc(100vh - 150px)}footer{text-align:center;color:var(--muted);padding:28px}.hero{background:linear-gradient(135deg,#132451,#2457e6);color:#fff;padding:60px;border-radius:28px;box-shadow:var(--shadow);display:grid;grid-template-columns:1.2fr .8fr;gap:35px}.hero h1{font-size:clamp(38px,6vw,72px);line-height:1;margin:0 0 20px}.hero p{font-size:19px;line-height:1.65;color:#dce6ff}.hero-card{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);padding:25px;border-radius:22px}.button,button{border:0;background:var(--primary);color:#fff;padding:12px 18px;border-radius:11px;font-weight:700;cursor:pointer;display:inline-block}.button.secondary{background:#fff;color:var(--primary)}.button.small{padding:8px 12px}.button.ghost{background:#eef3ff;color:var(--primary)}.grid{display:grid;gap:20px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:22px;box-shadow:var(--shadow)}.card h2,.card h3{margin-top:0}.metric strong{font-size:34px;display:block}.muted{color:var(--muted)}.form-card{max-width:620px;margin:45px auto}.field{margin-bottom:16px}.field label{display:block;font-weight:700;margin-bottom:7px}.field input,.field select,.field textarea{width:100%;border:1px solid #cfd6e3;border-radius:10px;padding:12px;font:inherit;background:#fff}.field textarea{min-height:140px}.alert{padding:13px 16px;border-radius:10px;margin-bottom:18px}.alert.success{background:#e7f8f3;color:#087761}.alert.error{background:#fdecef;color:#a61f36}.progress{height:12px;background:#e9edf4;border-radius:999px;overflow:hidden}.progress span{display:block;height:100%;background:linear-gradient(90deg,var(--primary),var(--accent));border-radius:inherit}.question{padding:22px;border:1px solid var(--line);border-radius:16px;background:#fff;margin:16px 0}.question .tag{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--primary);font-weight:800}.option{display:block;padding:11px 12px;border:1px solid var(--line);border-radius:10px;margin:8px 0;cursor:pointer}.option:hover{background:#f6f8ff}.lesson-card{display:flex;flex-direction:column;gap:10px}.badge{display:inline-block;width:max-content;padding:6px 9px;border-radius:999px;background:#eef3ff;color:var(--primary);font-size:12px;font-weight:800}.lesson-content{line-height:1.8}.lesson-content h3{margin-top:28px}.table{width:100%;border-collapse:collapse}.table th,.table td{text-align:left;padding:12px;border-bottom:1px solid var(--line)}.recorder{padding:25px;border:2px dashed #c9d3e8;border-radius:18px;text-align:center}.recording-dot{display:inline-block;width:12px;height:12px;border-radius:50%;background:var(--danger);margin-right:7px}.score-ring{width:110px;height:110px;border-radius:50%;display:grid;place-items:center;background:conic-gradient(var(--primary) calc(var(--score)*1%),#e9edf4 0);position:relative}.score-ring:before{content:"";position:absolute;inset:10px;background:#fff;border-radius:50%}.score-ring strong{position:relative;font-size:24px}.calendar{display:grid;grid-template-columns:repeat(7,1fr);gap:7px}.day{padding:11px 4px;text-align:center;background:#fff;border:1px solid var(--line);border-radius:9px;font-size:13px}.day.done{background:#e7f8f3;border-color:#a8e3d4}.day.today{outline:2px solid var(--primary)}@media(max-width:800px){.hero{grid-template-columns:1fr;padding:35px 24px}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.topbar{height:auto;padding:14px;align-items:flex-start}.topbar nav{flex-wrap:wrap;justify-content:flex-end}.topbar nav a{padding:7px}.brand strong{display:none}}

/* Professional dashboard refresh */
body{background:linear-gradient(180deg,#f7f9fd 0,#eef3fa 100%);min-height:100vh}
.topbar{min-height:78px;height:auto;padding:14px max(4vw,24px);box-shadow:0 6px 22px rgba(20,33,61,.05)}
.brand div{display:flex;flex-direction:column;line-height:1.1}.brand small{font-size:11px;color:var(--muted);font-weight:600;margin-top:4px}.topbar nav{gap:6px}.topbar nav a{display:inline-flex;align-items:center;justify-content:center;white-space:nowrap}.nav-user{margin-left:8px;padding:8px 11px;border-radius:999px;background:#f1f5f9;color:#475569;font-size:13px;font-weight:800}.logout-link{border:1px solid #e2e8f0}.nav-toggle{display:none;background:#eef3ff;color:var(--primary);padding:9px 12px;font-size:20px}.container{max-width:1240px;margin:34px auto;padding:0 24px}.dashboard-hero{display:grid;grid-template-columns:1.45fr .55fr;gap:32px;align-items:center;padding:42px;border-radius:26px;background:linear-gradient(135deg,#102452 0%,#244ed8 55%,#6b5ce7 100%);color:#fff;box-shadow:0 24px 60px rgba(35,75,190,.2)}.dashboard-hero h1{font-size:clamp(34px,5vw,56px);line-height:1.05;margin:9px 0 14px}.dashboard-hero p{max-width:720px;color:#e5ecff;font-size:17px;line-height:1.65;margin:0}.eyebrow{font-size:12px;letter-spacing:.12em;font-weight:900;color:#bdcaff}.dark-text{color:var(--primary)}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:25px}.button.light{background:#fff;color:#1e40af}.button.transparent{background:rgba(255,255,255,.11);border:1px solid rgba(255,255,255,.35)}.goal-card{padding:24px;border-radius:20px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);backdrop-filter:blur(10px)}.goal-card span,.goal-card small{display:block;color:#dce5ff}.goal-card strong{display:block;font-size:27px;margin:7px 0 16px}.progress.dark{background:rgba(255,255,255,.2);margin:18px 0 9px}.progress.dark span{background:#fff}.onboarding-card{display:grid;grid-template-columns:auto 1fr auto;gap:20px;align-items:center;background:#fff;border:1px solid #dbe5f4;border-radius:20px;padding:22px 24px;margin-top:22px;box-shadow:var(--shadow)}.step-number{width:54px;height:54px;border-radius:17px;display:grid;place-items:center;background:#edf3ff;color:var(--primary);font-size:24px;font-weight:900}.onboarding-copy h2{margin:7px 0 5px}.onboarding-copy p{margin:0;color:var(--muted);line-height:1.55}.status-pill{display:inline-block;padding:5px 9px;border-radius:999px;font-size:11px;font-weight:900;text-transform:uppercase;letter-spacing:.07em}.status-pill.pending{background:#fff4dd;color:#9a5b00}.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:22px}.metric-card{display:flex;gap:15px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px;box-shadow:0 10px 28px rgba(22,34,66,.06)}.metric-icon{width:46px;height:46px;border-radius:14px;background:#eef3ff;color:var(--primary);display:grid;place-items:center;font-size:23px;font-weight:900}.metric-card span,.metric-card small{display:block;color:var(--muted)}.metric-card strong{display:block;font-size:28px;margin:3px 0}.dashboard-grid{display:grid;grid-template-columns:1.45fr .55fr;gap:20px;margin-top:22px}.section-heading{display:flex;justify-content:space-between;gap:20px;align-items:flex-start}.section-heading h2{margin:5px 0 0}.lesson-feature{display:grid;grid-template-columns:auto 1fr;gap:20px;align-items:start;margin-top:22px;padding-top:20px;border-top:1px solid var(--line)}.lesson-level{width:74px;height:74px;border-radius:20px;display:grid;place-items:center;background:linear-gradient(135deg,#2457e6,#6b5ce7);color:#fff;font-size:25px;font-weight:900}.lesson-feature h3{font-size:24px;margin:10px 0 7px}.lesson-feature p{color:var(--muted);line-height:1.6}.weekly-plan h2{margin:6px 0 18px}.week-row{display:grid;grid-template-columns:72px 1fr auto;gap:10px;align-items:center;padding:11px 0;border-bottom:1px solid #edf0f5}.week-row:last-child{border-bottom:0}.week-row span{color:var(--muted);font-size:13px}.week-row b{font-size:14px}.week-row em{font-style:normal;color:var(--primary);font-weight:800;font-size:12px}.quick-actions{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:22px}.quick-actions a{display:grid;grid-template-columns:auto 1fr auto;gap:13px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:17px;padding:18px;color:var(--ink);box-shadow:0 8px 24px rgba(22,34,66,.05);transition:.2s}.quick-actions a:hover{transform:translateY(-2px);border-color:#bdcafa;box-shadow:0 13px 30px rgba(22,34,66,.09)}.quick-actions span{font-size:25px}.quick-actions strong,.quick-actions small{display:block}.quick-actions small{color:var(--muted);margin-top:3px}.quick-actions b{color:var(--primary);font-size:21px}footer{display:flex;justify-content:center;gap:9px;flex-wrap:wrap;border-top:1px solid #e5eaf2;margin-top:45px}footer span{color:var(--muted)}
@media(max-width:900px){.dashboard-hero,.dashboard-grid{grid-template-columns:1fr}.metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.quick-actions{grid-template-columns:1fr}.onboarding-card{grid-template-columns:auto 1fr}.onboarding-card>.button{grid-column:1/-1;text-align:center}.nav-toggle{display:inline-flex}.topbar{position:relative;align-items:center}.topbar nav{display:none;position:absolute;top:100%;left:14px;right:14px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:12px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.topbar nav.open{display:flex}.topbar nav a{text-align:left;justify-content:flex-start}.nav-user{margin-left:0}.brand strong{display:block}}
@media(max-width:560px){.container{padding:0 14px;margin-top:20px}.dashboard-hero{padding:28px 22px}.metric-grid{grid-template-columns:1fr}.lesson-feature{grid-template-columns:1fr}.onboarding-card{grid-template-columns:1fr}.step-number{width:46px;height:46px}.section-heading{flex-direction:column}.week-row{grid-template-columns:60px 1fr}.week-row em{grid-column:2}.brand small{display:none}}

/* Translator Lab */
.translator-hero{display:flex;justify-content:space-between;gap:30px;align-items:center;padding:36px 40px;border-radius:25px;background:linear-gradient(135deg,#102452,#2457e6 58%,#13a38b);color:#fff;box-shadow:0 22px 55px rgba(35,75,190,.18)}.translator-hero h1{font-size:clamp(34px,5vw,52px);margin:8px 0 12px}.translator-hero p{max-width:720px;color:#e7eeff;font-size:17px;line-height:1.65;margin:0}.translator-badge{min-width:150px;height:150px;border-radius:34px;display:grid;place-items:center;background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.24);font-size:24px;font-weight:900;letter-spacing:.08em}.translator-shell{margin-top:22px}.translator-toolbar{display:flex;align-items:end;justify-content:center;gap:12px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:17px;box-shadow:0 9px 25px rgba(22,34,66,.05)}.field.compact{margin:0;min-width:220px}.swap-button{width:46px;height:46px;border-radius:14px;padding:0;font-size:23px;background:#eef3ff;color:var(--primary)}.translator-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:18px}.translation-panel{min-height:380px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:20px;box-shadow:var(--shadow);display:flex;flex-direction:column}.panel-heading{display:flex;justify-content:space-between;gap:12px;align-items:center;color:var(--muted);font-size:13px}.panel-heading strong{color:var(--ink);font-size:17px}.translation-panel textarea{flex:1;width:100%;min-height:255px;border:0;resize:vertical;padding:20px 0;font:500 19px/1.65 Inter,system-ui,sans-serif;color:var(--ink);outline:0;background:transparent}.translated-output{flex:1;min-height:255px;padding:20px 0;font:500 19px/1.65 Inter,system-ui,sans-serif;white-space:pre-wrap;color:var(--ink)}.translated-output.loading{opacity:.55}.panel-actions{display:flex;justify-content:flex-end;gap:10px;padding-top:15px;border-top:1px solid var(--line)}.translator-note{margin-top:17px;padding:16px 19px;border-radius:15px;background:#eaf8f5;color:#126c5d;border:1px solid #c5ebe3}.four-actions{grid-template-columns:repeat(4,minmax(0,1fr))}
@media(max-width:1000px){.four-actions{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:760px){.translator-hero{padding:28px 23px}.translator-badge{display:none}.translator-toolbar{align-items:stretch;flex-wrap:wrap}.field.compact{min-width:0;flex:1 1 40%}.swap-button{align-self:end}.translator-grid{grid-template-columns:1fr}.four-actions{grid-template-columns:1fr}}
/* Phase 2 */
.page-hero{display:flex;justify-content:space-between;gap:28px;align-items:center;padding:35px 40px;border-radius:25px;background:linear-gradient(135deg,#102452,#2457e6 60%,#6b5ce7);color:#fff;box-shadow:0 22px 55px rgba(35,75,190,.18)}.page-hero h1{font-size:clamp(32px,5vw,50px);margin:8px 0 10px}.page-hero p{color:#e6edff;max-width:700px;line-height:1.65}.compact-hero{padding:28px 36px}.hero-number{font-size:54px;font-weight:900;text-align:center}.hero-number small{display:block;font-size:12px;text-transform:uppercase;letter-spacing:.1em}.hero-stats{display:grid;grid-template-columns:auto auto;gap:5px 12px;min-width:210px;padding:20px;border-radius:18px;background:rgba(255,255,255,.12)}.hero-stats strong{font-size:26px}.hero-stats span{align-self:center;color:#dce5ff}.phase2-actions{grid-template-columns:repeat(4,minmax(0,1fr))}.vocab-layout{grid-template-columns:1fr 1fr}.vocab-list{margin-top:20px}.vocab-item{display:grid;grid-template-columns:1fr auto;gap:20px;padding:20px 0;border-bottom:1px solid var(--line)}.vocab-item:last-child{border:0}.vocab-item.mastered{opacity:.68}.vocab-item h3{margin:7px 0 5px;font-size:21px}.vocab-item p{margin:0 0 6px;color:var(--muted)}.language-pair{font-size:11px;font-weight:900;color:var(--primary);letter-spacing:.08em}.vocab-actions{display:flex;gap:7px;align-items:center;flex-wrap:wrap}.vocab-actions form{margin:0}.danger-soft{background:#fff0f0!important;color:#b42318!important}.status-pill.success{background:#e9f8f3;color:#08745f}.calendar-layout{grid-template-columns:1.35fr .65fr}.calendar-nav{display:flex;align-items:center;justify-content:space-between}.calendar-nav a{width:38px;height:38px;display:grid;place-items:center;border-radius:12px;background:#eef3ff;font-weight:900}.month-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:8px;margin-top:20px}.month-grid>b{text-align:center;font-size:12px;color:var(--muted)}.month-day{min-height:72px;padding:9px;border:1px solid var(--line);border-radius:12px;background:#fff}.month-day strong,.month-day small{display:block}.month-day small{margin-top:8px;color:var(--primary);font-weight:800}.month-day.studied{background:#eaf8f5;border-color:#b4e6dc}.month-day.today{outline:2px solid var(--primary)}.report-row{display:flex;justify-content:space-between;padding:14px 0;border-bottom:1px solid var(--line)}.report-row:last-child{border:0}.update-card{max-width:720px;margin:80px auto;text-align:center;padding:40px}.certificate-actions{display:flex;justify-content:space-between;margin-bottom:18px}.certificate{max-width:980px;margin:auto;padding:70px;border:10px double #1e3a8a;background:#fff;text-align:center;box-shadow:var(--shadow);position:relative}.certificate-mark{width:75px;height:75px;border-radius:24px;background:linear-gradient(135deg,#2457e6,#6b5ce7);color:#fff;display:grid;place-items:center;margin:0 auto 24px;font-size:27px;font-weight:900}.certificate>span{letter-spacing:.22em;color:#64748b;font-weight:900}.certificate h1{font-family:Georgia,serif;font-size:50px;margin:28px 0 8px}.certificate h2{color:#1e40af}.certificate-line{height:2px;background:linear-gradient(90deg,transparent,#1e40af,transparent);margin:34px 0}.certificate-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.certificate-grid div{padding:18px;border-radius:14px;background:#f4f7fc}.certificate-grid small,.certificate-grid strong{display:block}.certificate-grid strong{font-size:25px;margin-top:7px}.certificate-note{max-width:650px;margin:36px auto;color:#64748b;font-size:13px}.certificate footer{display:flex;justify-content:space-between;border-top:1px solid #dbe2ee;padding-top:20px;text-align:left}.certificate footer div:last-child{text-align:right}.certificate footer small{display:block;color:#64748b;margin-top:5px}
@media(max-width:1050px){.phase2-actions{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:760px){.page-hero{padding:26px 22px;align-items:flex-start;flex-direction:column}.hero-stats{width:100%}.vocab-layout,.calendar-layout{grid-template-columns:1fr}.vocab-item{grid-template-columns:1fr}.month-day{min-height:52px;padding:6px}.month-day small{font-size:10px}.certificate{padding:35px 20px}.certificate h1{font-size:36px}.certificate-grid{grid-template-columns:1fr}.phase2-actions{grid-template-columns:1fr}}
@media print{.topbar,.certificate-actions,body>footer,.container>footer{display:none!important}body{background:#fff}.container{max-width:none;margin:0;padding:0}.certificate{box-shadow:none;margin:0;max-width:none;min-height:90vh}}

/* Phase 3 */
.p3-hero{background:linear-gradient(135deg,#4938d9,#7562f3);color:#fff;border-radius:26px;padding:32px;margin-bottom:22px}.p3-hero h1{font-size:clamp(28px,4vw,44px);margin:8px 0}.p3-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.p3-card{background:#fff;border:1px solid #e5e8f0;border-radius:18px;padding:20px;box-shadow:0 8px 24px rgba(20,30,70,.05)}.p3-card h3{margin-top:0}.metric{font-size:30px;font-weight:800}.muted{color:#6b7487}.task{display:flex;gap:12px;align-items:flex-start;padding:14px 0;border-bottom:1px solid #edf0f5}.task:last-child{border:0}.badge{display:inline-block;padding:5px 9px;border-radius:999px;background:#eeeafd;color:#5142d5;font-weight:700;font-size:12px}.progressbar{height:10px;background:#eceef5;border-radius:999px;overflow:hidden}.progressbar span{display:block;height:100%;background:#5a49e7}.audio-box,.exercise-box{background:#f7f8fc;border:1px solid #e6e9f2;border-radius:16px;padding:18px;margin:14px 0}.admin-table{width:100%;border-collapse:collapse}.admin-table th,.admin-table td{padding:11px;border-bottom:1px solid #e9ecf2;text-align:left}.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}.tabs a{padding:9px 12px;background:#fff;border:1px solid #e0e4ed;border-radius:10px;text-decoration:none}.danger{background:#b42318!important;color:#fff!important}@media(max-width:1000px){.p3-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:650px){.p3-grid{grid-template-columns:1fr}.p3-hero{padding:23px}}