:root{--bg:#f6f7fb;--surface:#fff;--surface-soft:#f0f2f8;--ink:#171a24;--muted:#818595;--line:#e7e9f0;--blue:#5369e8;--blue-deep:#3d53d1;--blue-soft:#e8ebff;--coral:#f38e77;--green:#6abf9e;--shadow:0 20px 60px rgba(38,45,85,.08);--radius:24px}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 10% 0%,#fff 0,#f6f7fb 38%,#f7f8fc 100%);color:var(--ink);font-family:'DM Sans',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;min-height:100vh}button,input,textarea{font:inherit}button{border:0;background:none;color:inherit;cursor:pointer}.app-shell{display:flex;min-height:100vh}.sidebar{width:256px;padding:34px 22px 26px;display:flex;flex-direction:column;border-right:1px solid rgba(226,228,237,.7);background:rgba(249,250,253,.72);backdrop-filter:blur(24px)}.brand-lockup,.mobile-brand{display:flex;align-items:center;gap:11px}.brand-mark{width:34px;height:34px;border-radius:11px;background:linear-gradient(145deg,#6579ed,#495fdd);display:flex;align-items:center;justify-content:center;gap:3px;box-shadow:0 8px 16px rgba(83,105,232,.23)}.brand-mark span{height:12px;width:3px;border-radius:3px;background:#fff;transform:rotate(24deg)}.brand-mark span:nth-child(1){height:7px;opacity:.75}.brand-mark span:nth-child(3){height:17px;opacity:.88}.brand-mark.small{width:28px;height:28px;border-radius:9px;gap:2px}.brand-mark.small span{height:10px;width:2px}.brand-name{font-family:'Manrope',sans-serif;font-weight:800;font-size:19px;letter-spacing:-.04em}.brand-caption{font-size:9px;color:var(--muted);letter-spacing:.12em;text-transform:uppercase;margin-top:2px}.nav-list{display:grid;gap:7px;margin-top:64px}.nav-item,.quiet-button{display:flex;align-items:center;gap:12px;width:100%;padding:13px 14px;border-radius:14px;color:var(--muted);font-size:14px;text-align:left;transition:.2s}.nav-item:hover,.quiet-button:hover{background:#eef0f8;color:var(--ink)}.nav-item.active{background:var(--blue-soft);color:var(--blue-deep);font-weight:600}.nav-icon{width:20px;text-align:center;font-size:17px}.nav-count{margin-left:auto;background:var(--blue);color:#fff;font-size:11px;border-radius:8px;padding:3px 7px}.sidebar-bottom{margin-top:auto}.quiet-button{margin-bottom:18px;color:var(--blue-deep);font-weight:600}.profile-chip{border-top:1px solid var(--line);padding:18px 2px 0;display:flex;align-items:center;gap:10px;font-size:13px;width:100%;text-align:left}.profile-chip strong,.profile-chip span{display:block}.profile-chip span{color:var(--muted);font-size:11px;margin-top:2px}.avatar{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:#f8c7bc;color:#91463d;font-weight:700}.avatar.large{width:48px;height:48px;font-size:18px}.profile-chip .more{margin-left:auto;color:#a8acb8;letter-spacing:2px}.main-content{width:min(1180px,100%);padding:33px clamp(24px,5vw,74px) 64px}.topbar{display:flex;justify-content:flex-end;align-items:center;height:34px;margin-bottom:40px}.mobile-brand,.mobile-avatar{display:none}.topbar-actions{display:flex;gap:12px;align-items:center}.icon-button{width:35px;height:35px;border:1px solid var(--line);border-radius:50%;color:var(--muted);font-size:18px;background:rgba(255,255,255,.72)}.view{display:none}.view.active{display:block}.page-intro{display:flex;justify-content:space-between;align-items:flex-start;gap:30px}.page-intro.compact{align-items:center}.eyebrow{margin:0 0 9px;color:var(--muted);font-size:11px;font-weight:700;letter-spacing:.11em;text-transform:uppercase}.page-intro h1{font-family:'Manrope',sans-serif;font-size:36px;letter-spacing:-.055em;margin:0 0 9px;line-height:1.1}.intro-copy{margin:0;color:var(--muted);font-size:15px;line-height:1.55}.streak-badge{display:flex;gap:11px;align-items:center;background:#fff;border:1px solid var(--line);box-shadow:0 8px 25px rgba(38,45,85,.05);padding:11px 15px;border-radius:16px}.flame{display:grid;place-items:center;width:28px;height:28px;border-radius:10px;color:#c85f50;background:#fff0eb}.streak-badge strong,.streak-badge span{display:block}.streak-badge strong{font-size:13px}.streak-badge span{color:var(--muted);font-size:11px;margin-top:2px}.stats-grid{display:grid;grid-template-columns:1.15fr 1fr 1fr;gap:14px;margin:37px 0 28px}.stat-card{border:1px solid var(--line);background:rgba(255,255,255,.72);border-radius:18px;padding:19px 20px;min-height:126px;box-shadow:0 8px 24px rgba(47,55,105,.035)}.stat-card.primary{background:linear-gradient(135deg,#f1f2ff,#e8ebff);border-color:#e2e5ff}.stat-label{display:block;color:var(--muted);font-size:12px;margin-bottom:13px}.stat-card strong{display:block;font-family:'Manrope',sans-serif;font-size:30px;letter-spacing:-.06em}.stat-card strong small{color:var(--muted);font-family:'DM Sans';font-size:14px;font-weight:500;letter-spacing:0}.percent{font-size:15px;letter-spacing:0}.stat-foot{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:11px;margin-top:10px}.mini-bar{display:inline-block;width:55px;height:5px;border-radius:10px;background:#d9dcf3;overflow:hidden}.mini-bar i{display:block;width:25%;height:100%;background:var(--blue);border-radius:10px}.practice-layout{display:grid;grid-template-columns:minmax(0,1fr) 256px;gap:18px}.practice-card{background:linear-gradient(140deg,#fff 0,#fbfbff 100%);border:1px solid var(--line);border-radius:var(--radius);min-height:423px;padding:24px 25px 20px;box-shadow:var(--shadow);display:flex;flex-direction:column}.practice-head{display:flex;justify-content:space-between;align-items:center}.pill{font-size:11px;color:var(--blue-deep);background:var(--blue-soft);border-radius:20px;padding:7px 10px;font-weight:600}.card-menu{color:#b0b3bf;letter-spacing:2px;padding:8px}.prompt-area{text-align:center;padding:46px 20px 38px}.prompt-label{display:block;color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.1em;margin-bottom:13px}.prompt-area h2{font-family:'Manrope',sans-serif;font-size:50px;letter-spacing:-.07em;margin:0 0 19px}.sound-button{color:var(--blue);font-size:14px}.sound-button span{font-size:12px;color:var(--muted);margin-left:5px}.answer-area{border-top:1px solid var(--line);padding:19px 4px 0;text-align:center;margin:0 24px}.answer-area strong{display:block;font-size:20px;font-family:'Manrope',sans-serif}.answer-area p{color:var(--muted);font-size:13px;font-style:italic;margin:8px 0 0}.practice-actions{margin-top:auto}.reveal-button{width:100%;background:var(--ink);color:#fff;padding:14px;border-radius:13px;font-weight:600;font-size:14px;display:flex;justify-content:center;gap:12px;align-items:center}.reveal-button span{opacity:.5;font-size:12px}.rating-actions{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.rating{border-radius:12px;padding:11px 7px 9px;font-size:12px;font-weight:700}.rating span{display:block;font-weight:500;font-size:10px;margin-top:4px;opacity:.7}.rating.again{background:#fff0eb;color:#bf5d50}.rating.hard{background:#fff7da;color:#a0771e}.rating.easy{background:#e8f7ef;color:#398467}.hidden{display:none!important}.card-progress{margin-top:21px;color:var(--muted);font-size:11px}.progress-track{height:4px;background:#ebedf4;border-radius:8px;margin-top:9px;overflow:hidden}.progress-track i{display:block;width:33%;height:100%;background:linear-gradient(90deg,var(--blue),#8e9bfa);border-radius:8px;transition:.3s}.tip-card{background:#202538;color:#fff;border-radius:var(--radius);padding:25px 22px;min-height:190px;display:flex;flex-direction:column;justify-content:space-between}.tip-card .eyebrow{color:#9ca5c3}.tip-card p{font-size:14px;line-height:1.55;color:#e9ebf4;margin:0}.tip-symbol{width:34px;height:34px;border-radius:12px;background:#333b59;color:#bac4ff;display:grid;place-items:center;font-size:20px}.section-heading{display:flex;justify-content:space-between;align-items:end;margin:39px 0 15px}.section-heading h3{font-family:'Manrope',sans-serif;letter-spacing:-.04em;font-size:21px;margin:0}.text-button{font-size:12px;color:var(--blue-deep);font-weight:600}.text-button span{font-size:15px;margin-left:5px}.week-card{border:1px solid var(--line);background:#fff;border-radius:20px;padding:17px 20px 13px}.week-legend{display:flex;gap:16px;color:var(--muted);font-size:11px}.legend-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--blue);margin-right:5px}.legend-dot.today-dot{background:var(--coral)}.chart{height:99px;display:flex;align-items:end;gap:12px;padding:0 4px;margin-top:8px}.chart .bar{flex:1;background:#e5e8fb;max-width:42px;border-radius:7px 7px 3px 3px;position:relative;min-height:11px}.chart .bar.filled{background:linear-gradient(#aeb9ff,#7180ef)}.chart .bar.current{background:linear-gradient(#f9baa9,#f28c76)}.chart .bar::after{content:attr(data-value);position:absolute;top:-18px;width:100%;text-align:center;font-size:10px;color:var(--muted)}.week-days{display:flex;gap:12px;padding:8px 4px 0;color:#9da1ae;font-size:10px}.week-days span{flex:1;max-width:42px;text-align:center}.primary-button{border-radius:12px;padding:12px 16px;background:var(--ink);color:#fff;font-weight:600;font-size:13px;white-space:nowrap}.library-toolbar{display:flex;gap:12px;justify-content:space-between;align-items:center;margin:34px 0 16px}.search-box{display:flex;gap:8px;align-items:center;width:min(390px,100%);padding:11px 14px;border:1px solid var(--line);background:#fff;border-radius:13px;color:var(--muted)}.search-box input{border:0;outline:0;background:transparent;width:100%;font-size:13px;color:var(--ink)}.filter-pills{display:flex;gap:6px}.filter{color:var(--muted);font-size:12px;padding:8px 12px;border-radius:10px}.filter.active{background:var(--blue-soft);color:var(--blue-deep);font-weight:600}.word-list{display:grid;gap:8px}.word-row{display:flex;align-items:center;justify-content:space-between;padding:17px 18px;background:#fff;border:1px solid var(--line);border-radius:15px}.word-row-main{display:flex;align-items:center;gap:15px}.word-initial{width:35px;height:35px;border-radius:11px;background:#eef0ff;color:var(--blue-deep);display:grid;place-items:center;font-family:'Manrope';font-weight:700}.word-row strong{display:block;font-size:15px}.word-row p{margin:3px 0 0;color:var(--muted);font-size:12px}.word-status{font-size:11px;color:var(--muted);padding:6px 9px;border-radius:8px;background:#f4f5f8}.word-status.mastered{background:#e9f7ef;color:#398467}.score-ring{width:82px;height:82px;border-radius:50%;background:conic-gradient(var(--blue) 0 86%,#e8eaf2 86% 100%);display:grid;place-items:center;position:relative}.score-ring::before{content:'';position:absolute;inset:7px;border-radius:50%;background:var(--bg)}.score-ring strong,.score-ring small{position:relative;z-index:1;text-align:center;display:block}.score-ring strong{font-family:'Manrope';font-size:18px}.score-ring strong span{font-size:11px}.score-ring small{font-size:8px;color:var(--muted);margin-top:-22px}.insight-grid{display:grid;grid-template-columns:1.5fr .75fr .75fr;gap:14px;margin-top:37px}.insight-card{padding:22px;border:1px solid var(--line);border-radius:20px;background:#fff;min-height:180px}.insight-card.large{grid-row:span 2;min-height:330px}.card-title{display:flex;justify-content:space-between;align-items:start}.card-title h3{font-family:'Manrope';font-size:19px;letter-spacing:-.04em;margin:0}.trend{font-size:11px;color:#398467;background:#e9f7ef;border-radius:8px;padding:6px 8px}.large-chart{height:190px;display:flex;align-items:end;gap:13px;border-bottom:1px solid var(--line);margin-top:29px;padding:0 6px}.large-chart .bar{flex:1;max-width:42px;border-radius:8px 8px 2px 2px;background:#e4e7fb;min-height:10px}.large-chart .bar.filled{background:linear-gradient(#aeb9ff,#7180ef)}.large-chart .bar.current{background:linear-gradient(#f9baa9,#f28c76)}.chart-axis{display:flex;gap:13px;color:var(--muted);font-size:10px;padding:10px 6px}.chart-axis span{flex:1;max-width:42px;text-align:center}.big-stat{display:block;font:800 42px 'Manrope';letter-spacing:-.08em;margin-top:26px}.insight-card p{color:var(--muted);font-size:12px;margin:3px 0}.accent-line{height:5px;border-radius:5px;background:var(--blue);width:52px;margin-top:23px}.accent-line.coral{background:var(--coral)}.modal-backdrop{position:fixed;inset:0;background:rgba(20,24,38,.32);backdrop-filter:blur(8px);display:none;align-items:center;justify-content:center;padding:18px;z-index:10}.modal-backdrop.open{display:flex}.modal{background:#fff;border-radius:24px;width:min(500px,100%);padding:30px;box-shadow:0 25px 80px rgba(22,27,53,.24);position:relative}.modal-close{position:absolute;right:17px;top:15px;color:var(--muted);font-size:24px}.modal-icon{display:grid;place-items:center;width:38px;height:38px;border-radius:13px;color:var(--blue-deep);background:var(--blue-soft);font-size:23px;margin-bottom:19px}.modal h2{font:800 28px 'Manrope';letter-spacing:-.06em;margin:0 0 8px}.modal-copy{color:var(--muted);font-size:13px;line-height:1.5;margin:0 0 22px}.field-label{display:block;color:var(--muted);font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;margin-bottom:8px}.modal textarea{width:100%;resize:vertical;border:1px solid var(--line);border-radius:13px;padding:13px;font-size:13px;line-height:1.6;outline:0;background:#fafbfe}.modal textarea:focus{border-color:#a9b2fb;box-shadow:0 0 0 3px #edf0ff}.modal-row{display:flex;align-items:center;gap:10px;margin:12px 0 20px}.upload-button{display:inline-block;padding:8px 11px;border:1px solid var(--line);border-radius:10px;font-size:11px;color:var(--blue-deep);font-weight:600;cursor:pointer}.upload-button input{display:none}.format-hint{font-size:11px;color:var(--muted)}.full{width:100%;padding:14px}.success-message{display:none;color:#398467;text-align:center;font-size:12px;margin:13px 0 0}.success-message.visible{display:block}.toast{position:fixed;left:50%;bottom:25px;transform:translate(-50%,20px);background:var(--ink);color:#fff;padding:11px 16px;border-radius:12px;font-size:12px;opacity:0;pointer-events:none;transition:.25s;z-index:20}.toast.show{opacity:1;transform:translate(-50%,0)}@media(max-width:900px){.sidebar{width:220px;padding-left:15px;padding-right:15px}.main-content{padding-left:30px;padding-right:30px}.practice-layout{grid-template-columns:1fr}.tip-card{min-height:136px;flex-direction:row;gap:15px}.insight-grid{grid-template-columns:1fr 1fr}.insight-card.large{grid-column:span 2}}@media(max-width:680px){.app-shell{display:block}.sidebar{display:none}.main-content{padding:17px 16px 96px}.topbar{justify-content:space-between;margin-bottom:31px;height:31px}.mobile-brand{display:flex}.mobile-brand strong{font-family:'Manrope';font-size:16px;letter-spacing:-.04em}.mobile-avatar{display:grid;width:31px;height:31px;border:0;font-size:12px}.page-intro,.page-intro.compact{display:block}.page-intro h1{font-size:30px}.streak-badge{display:inline-flex;margin-top:18px}.stats-grid{gap:8px;margin:28px 0 18px;grid-template-columns:1fr 1fr 1fr}.stat-card{padding:14px 12px;min-height:108px}.stat-card.primary{grid-column:span 3;min-height:91px}.stat-card.primary strong{font-size:28px;display:inline-block;margin-right:10px}.stat-card.primary .stat-foot{display:inline-flex}.stat-label{font-size:11px;margin-bottom:10px}.stat-card strong{font-size:24px}.stat-foot{font-size:10px;display:block;line-height:1.3}.mini-bar{margin-right:4px}.practice-card{min-height:390px;padding:19px 17px 16px}.prompt-area{padding:43px 10px 31px}.prompt-area h2{font-size:43px}.answer-area{margin:0 10px}.tip-card{padding:18px}.section-heading{margin-top:30px}.week-card{padding:14px 12px}.chart,.week-days{gap:7px}.library-toolbar{display:block;margin-top:25px}.search-box{width:100%;margin-bottom:9px}.filter-pills{justify-content:flex-start}.word-row{padding:13px 12px}.word-row-main{gap:11px}.word-status{font-size:10px}.primary-button{margin-top:20px}.insight-grid{grid-template-columns:1fr;gap:10px;margin-top:27px}.insight-card.large{grid-column:auto;min-height:300px}.large-chart{gap:8px}.chart-axis{gap:8px}.modal{padding:25px 20px}.modal h2{font-size:25px}}body.dark{--bg:#121522;--surface:#1a1e2d;--surface-soft:#23283a;--ink:#f3f4fb;--muted:#99a0b3;--line:#2b3041;background:#121522}.dark .sidebar{background:rgba(18,21,34,.8);border-color:#2a2f40}.dark .stat-card,.dark .week-card,.dark .practice-card,.dark .word-row,.dark .insight-card,.dark .modal,.dark .search-box{background:#1a1e2d;border-color:#2b3041}.dark .stat-card.primary{background:#252b51;border-color:#343d75}.dark .tip-card{background:#0d101a}.dark .modal textarea{background:#151928;color:var(--ink);border-color:#33394d}.dark .score-ring::before{background:var(--bg)}.dark .nav-item.active{background:#252b51}.dark .icon-button{background:#1a1e2d;border-color:#2b3041}
.text-input{width:100%;border:1px solid var(--line);border-radius:13px;padding:12px 13px;font-size:13px;outline:0;background:#fafbfe;color:var(--ink);margin-bottom:15px}.text-input:focus{border-color:#a9b2fb;box-shadow:0 0 0 3px #edf0ff}.auth-tabs{display:flex;gap:5px;padding:4px;border-radius:12px;background:var(--surface-soft);margin:14px 0 20px}.auth-tab{flex:1;padding:8px;border-radius:9px;color:var(--muted);font-size:12px}.auth-tab.active{background:var(--surface);color:var(--blue-deep);font-weight:700;box-shadow:0 3px 8px rgba(47,55,105,.08)}.form-error{color:#bf5d50;font-size:12px;margin:12px 0;text-align:center;min-height:16px}.secondary-button{border:1px solid var(--line);background:var(--surface-soft);color:var(--blue-deep);padding:12px;border-radius:12px;font-size:12px;font-weight:700;margin-top:10px}.account-settings{margin-top:20px}.account-summary{display:flex;align-items:center;gap:12px;border-top:1px solid var(--line);padding-top:18px}.account-summary strong,.account-summary span{display:block}.account-summary strong{font-size:13px}.account-summary span{font-size:11px;color:var(--muted);margin-top:3px}.invite-result{font-size:12px;text-align:center;background:var(--blue-soft);color:var(--blue-deep);border-radius:10px;padding:9px;margin:12px 0}.switch-row{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:13px 0;margin-bottom:18px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.switch-row strong,.switch-row small{display:block}.switch-row strong{font-size:13px}.switch-row small{font-size:11px;color:var(--muted);margin-top:3px}.switch-row input{width:42px;height:24px;accent-color:var(--blue)}.full.text-button{margin-top:15px;text-align:center}

/* Readable controls and mobile navigation */
:root{--button-bg:#202538;--button-ink:#fff}
body.dark{--blue:#a7b5ff;--blue-deep:#bbc6ff;--blue-soft:#283251;--muted:#b2bbce;--button-bg:#8b9eff;--button-ink:#10162c;color-scheme:dark}
.primary-button,.reveal-button{background:var(--button-bg);color:var(--button-ink)}
.toast{background:var(--button-bg);color:var(--button-ink)}
.dark .streak-badge,.dark .text-input,.dark .modal textarea{background:var(--surface-soft);border-color:var(--line);color:var(--ink)}
.dark .word-status{background:#2b3144;color:#c5ccdc}
.dark .word-status.mastered,.dark .trend{background:#203d34;color:#a0e7c2}
.dark .word-initial,.dark .pill,.dark .filter.active,.dark .modal-icon{background:var(--blue-soft);color:var(--blue-deep)}
.dark .nav-item:hover,.dark .quiet-button:hover{background:#29324c;color:#eef2ff}
.dark .rating.again{background:#442a30;color:#ffb4a4}
.dark .rating.hard{background:#453923;color:#ffe198}
.dark .rating.easy{background:#234032;color:#a0e7c2}
.dark .chart .bar,.dark .large-chart .bar{background:#303953}
.dark .mini-bar,.dark .progress-track{background:#343c55}
input::placeholder,textarea::placeholder{color:#737d91;opacity:1}
.dark input::placeholder,.dark textarea::placeholder{color:#adb8cc}
.modal{max-height:calc(100dvh - 32px);overflow-y:auto}
.secondary-button,.upload-button,.text-button,.field-label,.filter,.rating{font-size:14px}
.text-input,.modal textarea,.search-box input,.word-row strong,.word-row p{font-size:16px}
.intro-copy,.tip-card p{font-size:16px}
.word-row{gap:12px}.word-row-main{min-width:0}.word-row p,.word-row strong{overflow-wrap:anywhere}
.word-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}
.delete-word,.danger-button{color:#b9463b;background:#fff0ed;border-radius:10px;padding:9px 12px;font-size:14px;min-height:44px}
.danger-button{margin-bottom:16px}
.dark .delete-word,.dark .danger-button{background:#442a30;color:#ffb4a4}
.import-status{font-size:14px;color:var(--muted);line-height:1.5;min-height:20px}
.import-status.error{color:#b9463b}.dark .import-status.error{color:#ffb4a4}
.import-preview h3{font-size:18px}.preview-row{display:grid;grid-template-columns:1fr 1fr 36px;gap:8px;align-items:start}
.preview-row input{margin-bottom:8px;min-width:0}.remove-preview{font-size:22px;min-height:44px}
button:disabled{opacity:.55;cursor:not-allowed}
.is-loading{pointer-events:none}.loading-spinner{display:inline-block;width:16px;height:16px;margin-right:8px;border:2px solid currentColor;border-top-color:transparent;border-radius:50%;vertical-align:-3px;animation:wordflow-spin .7s linear infinite}@keyframes wordflow-spin{to{transform:rotate(360deg)}}
.quick-word-form{padding:18px;border:1px solid var(--line);border-radius:16px;background:var(--surface-soft)}.quick-word-form .primary-button{margin-top:0}.import-divider{margin:24px 0 18px;padding-top:20px;border-top:1px solid var(--line);font-size:14px;color:var(--muted)}.translation-loading::before{content:'';display:inline-block;width:14px;height:14px;margin-right:8px;border:2px solid var(--blue);border-top-color:transparent;border-radius:50%;vertical-align:-2px;animation:wordflow-spin .7s linear infinite}
.auth-intro{margin:0 0 20px;color:var(--muted);font-size:14px;line-height:1.5}.code-input{font-size:24px!important;letter-spacing:.22em;text-align:center}.account-modal .text-button.full{margin-top:10px}
.site-footer{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-top:42px;padding:18px 2px 4px;border-top:1px solid var(--line);color:var(--muted);font-size:12px}.site-footer a{color:var(--blue-deep);text-decoration:none;font-weight:600}.site-footer a:hover{text-decoration:underline}
@media(max-width:680px){.site-footer{display:block;margin-top:30px;padding-bottom:12px;line-height:1.8}.site-footer a{display:block}}
.game-score{width:78px;height:78px;border-radius:22px;background:var(--blue-soft);color:var(--blue-deep);display:grid;place-items:center;align-content:center}.game-score strong{font:800 27px 'Manrope';line-height:1}.game-score span{font-size:11px;margin-top:5px}.match-card{margin-top:35px;border:1px solid var(--line);background:var(--surface);border-radius:24px;padding:22px;box-shadow:var(--shadow)}.match-head{display:flex;justify-content:space-between;align-items:center}.match-head .secondary-button{margin:0;padding:10px 14px}.match-board{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:26px}.match-column{display:grid;gap:10px;align-content:start}.match-tile{width:100%;min-height:64px;padding:13px 14px;border:1px solid var(--line);border-radius:16px;background:var(--surface-soft);color:var(--ink);font-size:15px;text-align:left;transition:.2s;box-shadow:0 5px 16px rgba(38,45,85,.05)}.match-tile:hover,.match-tile.selected{border-color:var(--blue);background:var(--blue-soft);transform:translateY(-2px)}.match-tile.matched{opacity:.3;pointer-events:none;transform:scale(.97)}.match-tile.wrong{animation:match-shake .35s ease;border-color:#f38e77}.match-speak{float:right;color:var(--blue);font-size:18px;padding:0 0 0 8px}.match-feedback{text-align:center;color:var(--muted);font-size:13px;min-height:20px;margin:18px 0 0}@keyframes match-shake{25%{transform:translateX(-5px)}75%{transform:translateX(5px)}}
.mobile-nav{display:none}
.topbar .primary-button{margin:0;padding:10px 14px;min-height:44px}
.prompt-area h2{overflow-wrap:anywhere}
@media(max-width:680px){
  .mobile-nav{display:flex;position:fixed;bottom:0;left:0;right:0;z-index:5;align-items:center;justify-content:space-around;padding:9px 4px calc(9px + env(safe-area-inset-bottom));border-top:1px solid var(--line);background:var(--surface)}
  .mobile-nav button{min-height:44px;font-size:14px;padding:8px 6px;color:var(--muted);border-radius:10px}
  .mobile-nav button{font-size:11px;padding-left:3px;padding-right:3px;flex:1}
  .mobile-nav button.active{background:var(--blue-soft);color:var(--blue-deep)}
  .main-content{padding-bottom:120px}.word-status{display:none}.word-row-main{gap:8px}.word-initial{flex-shrink:0}
  .topbar{height:auto}.topbar-actions{gap:8px}.topbar .primary-button{font-size:14px;padding:10px}
  .stats-grid{grid-template-columns:1fr 1fr}.stat-foot{font-size:12px}.page-intro h1{font-size:28px}
  .preview-row{grid-template-columns:1fr 1fr 28px}.preview-row .text-input{padding:10px 8px}
}