@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Manrope:wght@400;500;600;700;800&display=swap');
:root{--bg:#f7f8fc;--surface:#fff;--ink:#20233a;--muted:#8b8fa7;--line:#e9eaf2;--purple:#6d5ce8;--purple-dark:#5946d2;--lavender:#f0edff;--green:#1da982;--orange:#f0a04b;--blue:#4594e8;--red:#e66d7a;--shadow:0 12px 34px rgba(40,37,91,.055)}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:'DM Sans',sans-serif;font-size:14px}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}.app-shell{min-height:100vh}.sidebar{position:fixed;inset:0 auto 0 0;width:246px;background:#fff;border-right:1px solid var(--line);padding:27px 16px 16px;display:flex;flex-direction:column;z-index:5}.brand{display:flex;align-items:center;gap:11px;font-family:Manrope,sans-serif;font-size:19px;font-weight:800;letter-spacing:-.5px;padding:0 12px 35px}.brand-mark{display:inline-flex;width:34px;height:34px;border-radius:11px;background:var(--purple);color:#fff;align-items:center;justify-content:center;font-weight:800;font-size:20px;box-shadow:0 6px 14px #6d5ce84a}.side-label{font-size:10px;font-weight:700;letter-spacing:1.5px;color:#a4a6b8;padding:0 13px 10px}.side-label.spaced{margin-top:28px}.nav-item{display:flex;align-items:center;gap:12px;padding:12px 13px;margin:2px 0;border-radius:10px;color:#777b94;font-weight:600;transition:.15s}.nav-item>span:first-child{font-size:18px;width:20px;text-align:center}.nav-item:hover{background:#f7f6ff;color:var(--purple)}.nav-item.active{background:var(--lavender);color:var(--purple)}.nav-count{margin-left:auto;border-radius:7px;background:#fff;padding:3px 7px;font-size:11px}.sidebar-bottom{margin-top:auto;padding:16px 7px 0;border-top:1px solid var(--line);display:flex;align-items:center;gap:9px}.avatar{width:36px;height:36px;border-radius:12px;background:#e8e5ff;color:var(--purple);display:grid;place-items:center;font-weight:800}.user-meta{display:flex;flex-direction:column;gap:3px;min-width:0;flex:1}.user-meta strong{font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.user-meta small{color:var(--muted);font-size:10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.logout{color:#999;font-size:18px}.main{margin-left:246px;min-height:100vh}.topbar{height:76px;display:flex;align-items:center;justify-content:space-between;padding:0 38px;background:rgba(255,255,255,.82);border-bottom:1px solid var(--line);gap:20px}.breadcrumbs{font-size:12px;color:#777b94}.breadcrumbs span{margin:0 9px;color:#c1c3d0}.top-actions{display:flex;align-items:center;gap:14px}.date-chip{color:#8589a1;font-size:12px}.mobile-brand{display:none}.content{max-width:1400px;margin:0 auto;padding:32px 38px 55px}.welcome{min-height:218px;background:linear-gradient(112deg,#6755dc 0%,#8170ed 58%,#a095ff 100%);border-radius:20px;color:#fff;padding:29px 34px;display:flex;align-items:center;justify-content:space-between;position:relative;overflow:hidden}.eyebrow{font-size:10px;letter-spacing:1.6px;font-weight:800;color:#8c80ee;margin-bottom:10px}.welcome .eyebrow{color:#d9d3ff}.welcome h1{font:800 25px/1.3 Manrope,sans-serif;letter-spacing:-.6px;margin:0 0 8px}.welcome p{color:#e0dcff;margin:0 0 21px;font-size:13px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:9px;padding:11px 16px;font-weight:700;font-size:12px;transition:transform .15s,background .15s;white-space:nowrap}.btn:hover{transform:translateY(-1px)}.btn.primary{background:var(--purple);color:#fff;box-shadow:0 5px 12px #6d5ce82b}.btn.primary:hover{background:var(--purple-dark)}.btn.white{background:#fff;color:var(--purple);padding:12px 17px}.btn.secondary{background:#f4f4fa;color:#646984;border:1px solid #e9eaf3}.btn.small{padding:9px 12px;font-size:11px}.btn.full{width:100%}.welcome-art{width:245px;height:180px;position:relative;flex-shrink:0}.orbit{position:absolute;border:1px solid #ffffff48;border-radius:50%;transform:rotate(-25deg)}.orbit-one{width:240px;height:125px;top:30px;left:8px}.orbit-two{width:180px;height:180px;top:0;left:37px}.mini-card{position:absolute;width:110px;height:126px;border-radius:14px;background:#fff;color:var(--purple);box-shadow:0 15px 35px #3225a63b;padding:22px 13px;font:800 20px Manrope;transform:rotate(-9deg);top:24px;left:42px}.mini-card small{display:block;font:500 12px 'DM Sans';margin-top:11px;color:#a3a0c6}.mini-card.back{top:12px;left:100px;transform:rotate(10deg);background:#eeeaff}.spark{position:absolute;right:4px;top:17px;font-size:27px;color:#fff2a9}.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin:23px 0 34px}.metric-grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}.metric{background:#fff;border:1px solid var(--line);border-radius:15px;padding:18px 19px;display:flex;flex-direction:column;align-items:flex-start;min-height:142px;box-shadow:0 4px 12px #292b4905}.metric-icon{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;font-size:16px;margin-bottom:14px}.purple{background:#f0edff;color:#7969e8}.orange{background:#fff3e5;color:#e89a3c}.green{background:#e5f8f1;color:#1ba780}.blue{background:#e8f3ff;color:#448ee0}.metric-label{font-size:11px;color:#8d91a8;font-weight:600}.metric strong{font:800 26px Manrope;margin:5px 0 3px;letter-spacing:-.7px}.metric small{font-size:10px;color:#a1a4b7;line-height:1.4}.section-heading{display:flex;justify-content:space-between;align-items:center;margin:28px 0 14px}.section-heading h2,.chart-card h2{font:800 17px Manrope;margin:0 0 5px;letter-spacing:-.3px}.section-heading p{margin:0;color:#9b9eb1;font-size:12px}.text-link{color:var(--purple);font-size:12px;font-weight:700}.folder-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:13px}.folder-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:17px;min-height:148px;display:flex;flex-direction:column;align-items:flex-start;transition:.2s}.folder-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}.folder-symbol{width:34px;height:31px;border-radius:9px;display:grid;place-items:center;font-size:17px;margin-bottom:14px;background:#f0edff;color:#7664e7}.color-1{background:#e4f7f0;color:#2ba987}.color-2{background:#fff0e0;color:#e9a04c}.color-3{background:#e7f2ff;color:#4e95df}.folder-card strong{font-size:12px;margin-bottom:5px}.folder-card>span:not(.plus){color:#9b9eb0;font-size:10px}.folder-progress{height:4px;background:#f0f0f6;width:100%;border-radius:4px;margin-top:auto}.folder-progress i{display:block;height:100%;border-radius:4px;background:var(--purple)}.add-folder{border:1px dashed #d5d2ef;align-items:center;justify-content:center;text-align:center;color:#8b84cb}.add-folder .plus{font-size:23px;margin-bottom:5px}.table-card{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:auto}table{width:100%;border-collapse:collapse;text-align:left;white-space:nowrap}th{font-size:10px;letter-spacing:.5px;color:#a0a3b5;background:#fbfbfe;font-weight:700}th,td{padding:15px 18px;border-bottom:1px solid #f0f0f6}td{font-size:12px;color:#777b91}td strong{color:#30334b;font-size:12px}tbody tr:last-child td{border-bottom:0}.table-sub{display:block;color:#a1a4b4;font-size:10px;margin-top:4px}.empty{text-align:center;padding:35px;color:#999db1;white-space:normal}.page-title-row{display:flex;align-items:center;justify-content:space-between;gap:18px;margin:0 0 25px}.page-title-row h1{font:800 27px Manrope;letter-spacing:-.8px;margin:0 0 8px}.page-title-row p{margin:0;color:#969aaf;font-size:12px;line-height:1.6}.page-title-row .eyebrow{margin-bottom:7px}.filter-bar{display:flex;gap:12px;margin-bottom:16px}.search-form{display:flex;gap:8px;flex:1}.search-form input{flex:1}.filter-bar>select{width:210px}input,select,textarea{width:100%;border:1px solid #e5e6f0;border-radius:9px;background:#fff;color:#3d4059;padding:11px 12px;outline:none;font-size:12px}input:focus,select:focus,textarea:focus{border-color:#9e94f4;box-shadow:0 0 0 3px #8e7ff21c}label{display:flex;flex-direction:column;gap:7px;font-size:11px;font-weight:700;color:#5e627d;margin-bottom:16px}textarea{resize:vertical;line-height:1.5}.row-actions{display:flex;gap:12px;align-items:center}.row-actions a{color:var(--purple);font-size:11px;font-weight:700}.row-actions form{margin:0}.link-danger{border:0;background:transparent;color:#df6877;font-size:11px;padding:0}.tag{display:inline-flex;padding:5px 8px;border-radius:6px;background:#f2f0ff;color:#7a6be2;font-size:10px;font-weight:700;max-width:180px;overflow:hidden;text-overflow:ellipsis}.form-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:25px;max-width:900px;box-shadow:var(--shadow)}.form-card h2{font:800 16px Manrope;margin:0 0 18px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}.form-actions{display:flex;justify-content:flex-end;gap:10px;padding-top:10px}.image-picker{border:1px solid #e9e8f4;background:#fbfaff;border-radius:12px;padding:16px;margin:10px 0 20px}.image-picker-head{display:flex;align-items:center;justify-content:space-between;gap:12px}.image-picker-head strong{font-size:12px}.image-picker-head p{font-size:11px;margin:5px 0}.image-search-row{display:flex;align-items:center;gap:12px;margin:12px 0}.image-search-row input{max-width:300px}.image-results{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:9px;margin-bottom:12px}.image-result{padding:6px;background:#fff;border:1px solid #e8e7f2;border-radius:8px;text-align:left;min-width:0}.image-result.selected{border:2px solid var(--purple);padding:5px}.image-result img{width:100%;height:90px;object-fit:cover;border-radius:5px;display:block}.image-result span{display:block;font-size:10px;margin:7px 0 3px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.image-result small{display:block;font-size:9px;color:#999;line-height:1.4;max-height:27px;overflow:hidden}.saved-image{max-width:220px;max-height:160px;object-fit:contain;border-radius:9px}.two-column{display:grid;grid-template-columns:minmax(260px,.8fr) minmax(0,1.2fr);gap:18px;align-items:start}.form-card.compact{padding:22px}.form-card.compact h2{margin:14px 0 10px}.form-card.compact p{font-size:12px;line-height:1.6}.form-card.compact .tiny{font-size:10px}.folder-list{background:#fff;border:1px solid var(--line);border-radius:14px;padding:5px 17px}.folder-row{display:flex;align-items:center;gap:12px;padding:13px 0;border-bottom:1px solid #f0f0f6}.folder-row:last-child{border:0}.folder-row .folder-symbol{margin:0;flex-shrink:0}.folder-row-name{display:flex;flex-direction:column;gap:4px;flex:1;min-width:0}.folder-row-name strong{font-size:12px}.folder-row-name small{font-size:10px;color:#a0a3b5}.folder-row form{margin:0}.settings-form{max-width:570px}.settings-form label{max-width:430px}.muted{color:#969aaf}.tiny{font-size:10px;line-height:1.6}.study-wrap{max-width:740px;margin:0 auto}.study-progress{display:flex;align-items:center;gap:18px;color:#969aaf;font-size:11px;margin-bottom:13px}.progress-track{height:5px;background:#e8e8f3;border-radius:10px;flex:1;overflow:hidden}.progress-track i{display:block;height:100%;background:var(--purple);border-radius:10px;transition:width .2s}.study-card{background:#fff;border:1px solid var(--line);border-radius:20px;min-height:450px;padding:22px 28px 25px;box-shadow:0 15px 40px #34305d0a}.study-card-top{display:flex;justify-content:space-between;align-items:center}.icon-btn{border:1px solid #ecebf5;border-radius:9px;background:#fff;color:var(--purple);padding:8px 10px}.study-face{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;min-height:195px;padding:22px 0}.language-label{font-size:10px;letter-spacing:2px;font-weight:800;color:#a19abf}.study-face h2{font:800 31px Manrope;letter-spacing:-.7px;margin:14px 0 8px;overflow-wrap:anywhere}.phonetic{font-size:13px;color:#a2a4b5}.hint-area{text-align:center;min-height:42px}.hint-button{font-size:11px}.hint-image{margin:10px auto 5px;max-width:340px}.hint-image img{max-width:100%;max-height:210px;object-fit:contain;border-radius:10px}.hint-image p{margin:5px}.reveal-area{text-align:center;margin-top:12px}.reveal-button{min-width:190px}.answer-area{border-top:1px solid #f0eff7;margin-top:18px;padding-top:18px}.answer-translation{font:800 25px Manrope;color:var(--purple);margin-bottom:8px}.answer-serbian{font-size:12px;color:#767b95}.answer-area blockquote{margin:17px auto;max-width:470px;border-left:3px solid #c8c1ff;padding:10px 14px;background:#faf9ff;text-align:left;color:#555a75;font-size:12px;line-height:1.5}.answer-area blockquote small{display:block;color:#999cb1;margin-top:5px}.quality-label{font-size:11px;color:#9397aa;margin:17px 0 10px}.quality-buttons{display:flex;justify-content:center;gap:8px}.quality-buttons form{margin:0}.quality{border:1px solid transparent;border-radius:8px;padding:10px 15px;font-size:11px;font-weight:700}.quality.bad{background:#fff0f0;color:#d85f6e}.quality.hard{background:#fff3e4;color:#c88737}.quality.good{background:#e9f8f1;color:#20956e}.quality.easy{background:#eeedff;color:#6b5bda}.study-footer{display:flex;justify-content:space-between;gap:15px;margin:16px 0}.empty-state{text-align:center;background:#fff;border:1px solid var(--line);border-radius:18px;padding:55px 20px;max-width:650px;margin:40px auto}.empty-state h2{font:800 21px Manrope}.empty-state p{color:#989bb0;max-width:400px;margin:0 auto 22px;line-height:1.6;font-size:12px}.empty-illustration{width:60px;height:60px;border-radius:18px;background:#e5f8f1;color:#1da982;display:grid;place-items:center;font-size:28px;margin:0 auto 17px}.chart-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:25px}.chart-card>p{font-size:12px}.bar-chart{display:flex;align-items:flex-end;gap:10px;height:210px;padding-top:20px;margin-top:15px;border-bottom:1px solid var(--line)}.bar-column{display:flex;flex:1;flex-direction:column;align-items:center;justify-content:flex-end;height:100%;gap:7px;min-width:0}.bar-column>span{font-size:10px;color:#9a9db0}.bar{width:min(28px,80%);background:linear-gradient(180deg,#9c8df7,#6d5ce8);border-radius:5px 5px 0 0;min-height:3px}.bar-column small{font-size:9px;color:#9a9db0;transform:translateY(19px)}.deck-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:17px}.deck-card{background:#fff;border:1px solid var(--line);border-radius:15px;overflow:hidden}.deck-cover{height:125px;padding:17px;position:relative;display:flex;align-items:center;justify-content:center;color:#fff;font:800 44px Manrope;overflow:hidden}.deck-cover:before,.deck-cover:after{content:'';position:absolute;width:130px;height:130px;border:1px solid #ffffff4a;border-radius:35px;transform:rotate(30deg);right:-30px;top:-50px}.deck-cover:after{right:auto;left:-50px;top:60px;width:100px;height:100px}.cover-0{background:linear-gradient(135deg,#7665e8,#b2a7ff)}.cover-1{background:linear-gradient(135deg,#27304e,#526ba4)}.cover-2{background:linear-gradient(135deg,#f1a15a,#efc18b)}.cover-3{background:linear-gradient(135deg,#20a989,#77d7b8)}.deck-cover>span{z-index:1}.deck-dots{position:absolute;top:12px;right:14px;font-size:13px;letter-spacing:2px}.deck-body{padding:16px}.deck-body h2{font:800 15px Manrope;margin:12px 0 7px}.deck-body p{font-size:11px;color:#969aaf;line-height:1.6;min-height:53px}.deck-body .btn{white-space:normal;line-height:1.4}.alert{padding:12px 14px;border-radius:9px;margin-bottom:17px;font-size:12px}.alert.error{background:#fff0f0;color:#bd4f5d}.alert.success{background:#e9f8f1;color:#16825f}.auth-body{min-height:100vh;display:grid;place-items:center;background:radial-gradient(ellipse at top left,#e9e5ff,transparent 50%),#f7f8fc;padding:20px}.auth-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:36px;width:min(100%,420px);box-shadow:var(--shadow)}.auth-card .brand{padding:0 0 27px}.auth-card h1{font:800 25px Manrope;margin:0 0 8px}.auth-card>p{font-size:12px;line-height:1.6;margin-bottom:24px}.auth-card form{margin-top:20px}.auth-card label{margin-bottom:15px}.auth-switch{text-align:center;margin:20px 0 0;color:#9296ab}.auth-switch a{color:var(--purple);font-weight:700}.full{width:100%}code{background:#f3f2fa;border-radius:4px;padding:2px 4px;font-size:10px}
@media(max-width:1200px){.content{padding:26px}.topbar{padding:0 26px}.folder-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.deck-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.metric-grid{gap:10px}.metric{padding:15px}}
@media(max-width:900px){.sidebar{width:205px}.main{margin-left:205px}.topbar{padding:0 18px}.content{padding:22px 18px}.welcome{padding:25px}.welcome-art{transform:scale(.8);transform-origin:right center;margin-left:-25px}.metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.two-column{grid-template-columns:1fr}.deck-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.date-chip{display:none}}
@media(max-width:650px){.sidebar{position:static;width:auto;height:auto;padding:12px 14px;border-right:0;border-bottom:1px solid var(--line)}.sidebar .brand{padding:0 5px 10px}.sidebar .side-label,.sidebar .nav-item,.sidebar .sidebar-bottom{display:none}.main{margin-left:0}.topbar{height:58px;padding:0 15px}.breadcrumbs{display:none}.mobile-brand{display:flex;align-items:center;gap:8px;font:800 14px Manrope}.mobile-brand .brand-mark{width:28px;height:28px;font-size:16px}.top-actions .btn{font-size:0;padding:9px 11px}.top-actions .btn:after{content:'＋';font-size:17px}.content{padding:18px 13px 35px}.welcome{min-height:205px;padding:22px}.welcome h1{font-size:20px;max-width:250px}.welcome p{max-width:230px;font-size:11px;line-height:1.5}.welcome-art{position:absolute;right:-85px;opacity:.3}.metric-grid{gap:9px;margin:15px 0 25px}.metric{min-height:120px;padding:13px}.metric strong{font-size:23px}.metric small{font-size:9px}.metric-icon{margin-bottom:9px}.folder-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.folder-card{padding:13px;min-height:135px}.section-heading h2{font-size:15px}.section-heading p{font-size:10px}.page-title-row{align-items:flex-start;flex-direction:column;margin-bottom:18px}.page-title-row h1{font-size:23px}.page-title-row .btn{align-self:stretch}.filter-bar{flex-direction:column}.filter-bar>select{width:100%}.search-form input{min-width:0}.form-card{padding:17px}.form-grid{grid-template-columns:1fr;gap:0}.image-picker{padding:11px}.image-picker-head{align-items:flex-start;flex-direction:column}.image-search-row{align-items:flex-start;flex-direction:column}.image-search-row input{max-width:none}.image-results{grid-template-columns:repeat(2,minmax(0,1fr))}.study-card{padding:16px;min-height:420px}.study-face h2{font-size:25px}.answer-translation{font-size:22px}.quality-buttons{flex-wrap:wrap}.quality{padding:10px}.study-footer{flex-direction:column}.deck-grid{grid-template-columns:1fr 1fr;gap:9px}.deck-cover{height:95px}.deck-body{padding:11px}.deck-body h2{font-size:13px}.deck-body p{font-size:10px;min-height:68px}.deck-body .btn{font-size:10px;padding:9px}.two-column{gap:12px}.folder-row{gap:8px}.folder-row .btn{padding:8px}.folder-row-name strong{font-size:11px}.folder-row form .link-danger{font-size:10px}.bar-chart{gap:4px}.bar-column small{font-size:8px}.auth-card{padding:25px}.metric-grid.three{grid-template-columns:1fr}}