.deployment-gate{background:var(--bg-primary);justify-content:center;align-items:center;min-height:100vh;display:flex}.deployment-gate__card{text-align:center;width:100%;max-width:360px;padding:2.5rem 2rem}.deployment-gate__title{color:var(--text-primary);margin-bottom:.5rem;font-size:2rem;font-weight:700}.deployment-gate__subtitle{color:var(--text-muted);margin-bottom:2rem;font-size:.95rem}.deployment-gate__form{flex-direction:column;gap:.75rem;display:flex}.deployment-gate__input{border:1px solid var(--border-medium);background:var(--bg-card);width:100%;color:var(--text-primary);box-sizing:border-box;border-radius:8px;outline:none;padding:.75rem 1rem;font-size:1rem;transition:border-color .2s}.deployment-gate__input:focus{border-color:var(--primary-main)}.deployment-gate__button{background:var(--primary-gradient);width:100%;color:var(--text-on-primary);cursor:pointer;border:none;border-radius:8px;padding:.75rem 1rem;font-size:1rem;font-weight:600;transition:opacity .2s}.deployment-gate__button:hover{opacity:.9}.deployment-gate__button:active{opacity:.8}.deployment-gate__error{color:var(--status-wrong);margin-top:.75rem;font-size:.9rem}.deployment-gate__spinner{border:3px solid var(--border-light);border-top-color:var(--primary-main);border-radius:50%;width:32px;height:32px;animation:.8s linear infinite deployment-gate-spin}@keyframes deployment-gate-spin{to{transform:rotate(360deg)}}:root{--primary-main:#3398db;--primary-dark:#287fb8;--primary-very-dark:#175782;--primary-light:#5faee3;--primary-very-light:#e2f2fd;--primary-gradient:linear-gradient(135deg, #3398db, #287fb8);--primary-gradient-very-light:linear-gradient(135deg, #cee3f2, #5faee399);--secondary-main:#f1c40e;--secondary-light:#f4cf3e;--secondary-dark:#a8880b;--premium-main:#5a3d9e;--premium-light:#667fea;--premium-dark:#754aa1;--bg-primary:#f5f5f5;--bg-primary-transparent:#f5f5f550;--bg-secondary:#f0f0f0;--bg-tertiary:#ebebeb;--bg-4:#e0e0e0;--bg-card:#fcfcfc;--text-primary:#313d49;--text-secondary:#354a5f;--text-muted:#808d8e;--text-light:#95a6a7;--text-on-primary:var(--bg-primary);--status-correct:#28af60;--status-correct-bg:#eaf6eb;--status-correct-light:#2ecc700d;--status-correct-dark:#239a41;--status-almost:#d58a10;--status-almost-bg:#fff3e0;--status-almost-light:#f1c40e4d;--status-almost-light-opaque:#fcf3cf;--status-almost-dark:#774d09;--status-wrong:#bf3a2b;--status-wrong-bg:#ffebee;--status-wrong-light:#e74d3c26;--status-wrong-dark:#aa3227;--status-skipped:#808d8e;--status-skipped-bg:#f5f5f5;--status-skipped-light:#95a6a74d;--border-light:#dedede;--border-medium:#c2c2c2;--border-dark:#999;--shadow-sm:0 2px 4px #0000001a;--shadow-md:0 4px 12px #0000001a;--shadow-lg:0 8px 20px #0000001a;--splash-shadow-none:0 0px 0px #fffafa80;--splash-shadow-lg:0 0px 20px #fffafa80;--accent-blue:#3398db;--accent-blue-bg:#e2f2fd;--accent-red:#e74d3c;--accent-orange:#e77e23;--accent-orange-bg:#fff3e0;--account-icon-logged-out:var(--bg-tertiary);--account-icon-logged-in:var(--text-primary);--account-icon-premium:var(--premium-dark);--settings-icon:var(--bg-tertiary);--link-icon:var(--bg-tertiary);--link-icon-copied:#30b814;--bookmark-icon:var(--bg-tertiary);--bookmark-icon-active:#ffd900;--bookmark-icon-active-stroke:#ffc105;--avoid-icon:var(--bg-tertiary);--avoid-icon-active:#bc1010;--flag-icon:var(--bg-tertiary);--flag-icon-active:var(--status-wrong-dark);--stats-counter-bg:linear-gradient(135deg, #e0e0e0, #ccc);--account-tabs-active:var(--primary-main);--dimming-overlay:#00000080;--contrib-level-0:#e8f4fd;--contrib-level-1:#a8d8f0;--contrib-level-2:#5cb8e0;--contrib-level-3:#287fb8;--contrib-level-4:#1a5275}:root[data-theme=light]{--primary-main:#3398db;--primary-dark:#287fb8;--primary-very-dark:#175782;--primary-light:#5faee3;--primary-very-light:#e2f2fd;--primary-gradient:linear-gradient(135deg, var(--primary-main), var(--primary-dark));--primary-gradient-very-light:linear-gradient(135deg, #cee3f2, #5faee399);--secondary-main:#f1c40e;--secondary-light:#f4cf3e;--secondary-dark:#a8880b;--premium-main:#5a3d9e;--premium-light:#667fea;--premium-dark:#754aa1;--bg-primary:#f5f5f5;--bg-primary-transparent:#f5f5f550;--bg-secondary:#f0f0f0;--bg-tertiary:#ebebeb;--bg-4:#e0e0e0;--bg-card:#fcfcfc;--text-primary:#313d49;--text-secondary:#354a5f;--text-muted:#808d8e;--text-light:#95a6a7;--text-on-primary:var(--bg-primary);--status-correct:#28af60;--status-correct-bg:#eaf6eb;--status-correct-light:#2ecc700d;--status-correct-dark:#239a41;--status-almost:#d58a10;--status-almost-bg:#fff3e0;--status-almost-light:#f1c40e4d;--status-almost-light-opaque:#fcf3cf;--status-almost-dark:#774d09;--status-wrong:#bf3a2b;--status-wrong-bg:#ffebee;--status-wrong-light:#e74d3c26;--status-wrong-dark:#aa3227;--status-skipped:#808d8e;--status-skipped-bg:#f5f5f5;--status-skipped-light:#95a6a74d;--border-light:#dedede;--border-medium:#c2c2c2;--border-dark:#999;--shadow-sm:0 2px 4px #0000001a;--shadow-md:0 4px 12px #0000001a;--shadow-lg:0 8px 20px #0000001a;--splash-shadow-none:0 0px 0px #fffafa80;--splash-shadow-lg:0 0px 20px #fffafa80;--accent-blue:#3398db;--accent-blue-bg:#e2f2fd;--accent-red:#e74d3c;--accent-orange:#e77e23;--accent-orange-bg:#fff3e0;--account-icon-logged-out:var(--bg-tertiary);--account-icon-logged-in:var(--text-primary);--account-icon-premium:var(--premium-dark);--settings-icon:var(--bg-tertiary);--link-icon:var(--bg-tertiary);--link-icon-copied:#30b814;--bookmark-icon:var(--bg-tertiary);--bookmark-icon-active:#ffd900;--bookmark-icon-active-stroke:#ffc105;--avoid-icon:var(--bg-tertiary);--avoid-icon-active:#bc1010;--flag-icon:var(--bg-tertiary);--flag-icon-active:var(--status-wrong-dark);--splash-title-color:var(--text-primary);--stats-counter-bg:linear-gradient(135deg, #e0e0e0, #ccc);--account-tabs-active:var(--primary-main);--stats-counter-correct-bg:#60bf404d;--stats-counter-almost-bg:var(--status-almost-light);--chart_slider_background:#ffffff0d;--chart_slider_filler:#ffffff26;--account_icon_logged_in_bg:var(--secondary-main);--mc_button_correct_bg:var(--status-correct);--mc_button_wrong_bg:var(--status-wrong);--dimming-overlay:#00000080;--contrib-level-0:#e8f4fd;--contrib-level-1:#a8d8f0;--contrib-level-2:#5cb8e0;--contrib-level-3:#287fb8;--contrib-level-4:#1a5275;--segment-empty:#e8f4fd;--segment-low:#a8d8f0;--segment-mid:#5cb8e0;--segment-good:#287fb8;--segment-great:#1a5275;--chart-HSK1-color:#5faee3;--chart-HSK2-color:#52a7e0;--chart-HSK3-color:#45a1de;--chart-HSK4-color:#3398db;--chart-HSK5-color:#2691d9;--chart-HSK6-color:#2489cc;--chart-HSK7-color:#287fb8;--chart-HSK-inactive:#66666680}:root[data-theme=dark]{--primary-main:#0f3a57;--primary-dark:#13496c;--primary-light:#0c2c41;--primary-very-light:#081d2b;--primary-gradient:linear-gradient(135deg, var(--primary-main), var(--primary-dark));--primary-gradient-very-light:linear-gradient(135deg, #164869, #2d3e53);--secondary-main:#f4cf3e;--secondary-light:#f7db6e;--secondary-dark:#f1c40e;--premium-main:#5a3d9e;--premium-light:#667fea;--premium-dark:#754aa1;--bg-primary:#1a1a2e;--bg-primary-transparent:#1a1a2e50;--bg-secondary:#15203c;--bg-tertiary:#0f3461;--bg-4:#134077;--bg-card:#1f2a41;--text-primary:#e8e8e8;--text-secondary:#c7c7c7;--text-muted:#a1a1a1;--text-light:gray;--text-on-primary:var(--text-primary);--status-correct:#57d68c;--status-correct-bg:#1a4231;--status-correct-light:#57d68c1a;--status-correct-dark:#239a41;--status-almost:#f5b042;--status-almost-bg:#4b3d1b;--status-almost-light:#392b13e6;--status-almost-light-opaque:#392b13;--status-almost-dark:#fbebd0;--status-wrong:#ec7265;--status-wrong-bg:#4b1b1b;--status-wrong-light:#e74d3c26;--status-wrong-dark:#bf3a2b;--status-skipped:#a1a1a1;--status-skipped-bg:#2e2e2e;--status-skipped-light:#a1a1a14d;--border-light:#4d4d4d;--border-medium:#595959;--border-dark:#666;--shadow-sm:0 2px 4px #0000004d;--shadow-md:0 4px 12px #0006;--shadow-lg:0 8px 20px #00000080;--splash-shadow-none:0 0px 0px #00000080;--splash-shadow-lg:0 0px 20px #00000080;--accent-blue:#5faee3;--accent-blue-bg:#1a3951;--accent-red:#ec7265;--accent-orange:#f5b042;--accent-orange-bg:#4b3d1b;--account-icon-logged-out:gray;--account-icon-logged-in:var(--text-primary);--account-icon-premium:var(--premium-main);--settings-icon:gray;--link-icon:gray;--link-icon-copied:#30b814;--bookmark-icon:gray;--bookmark-icon-active:#ffd900;--bookmark-icon-active-stroke:#ffc105;--avoid-icon:gray;--avoid-icon-active:#ef4343;--flag-icon:gray;--flag-icon-active:var(--status-wrong-dark);--splash-title-color:var(--secondary-main);--stats-counter-bg:linear-gradient(135deg, var(--primary-light), var(--primary-main));--account-tabs-active:var(--secondary-main);--stats-counter-correct-bg:var(--status-correct-light);--stats-counter-almost-bg:#b5bf4021;--chart_slider_background:#ffffff0d;--chart_slider_filler:#ffffff26;--account_icon_logged_in_bg:#f4cf3eb3;--mc_button_correct_bg:#57d68c73;--mc_button_wrong_bg:#ec726573;--dimming-overlay:#00000080;--contrib-level-0:#1a2332;--contrib-level-1:#1f3b61;--contrib-level-2:#2663a1;--contrib-level-3:#3b82c4;--contrib-level-4:#61a6fa;--segment-empty:#1a2332;--segment-low:#1f3b61;--segment-mid:#2663a1;--segment-good:#3b82c4;--segment-great:#61a6fa;--chart-HSK1-color:#2280bf;--chart-HSK2-color:#2489cc;--chart-HSK3-color:#2691d9;--chart-HSK4-color:#3398db;--chart-HSK5-color:#45a1de;--chart-HSK6-color:#52a7e0;--chart-HSK7-color:#64addd;--chart-HSK-inactive:#4d4d4d80}*,:before,:after{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-primary);color:var(--text-primary);-webkit-user-select:none;user-select:none;min-height:100vh;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;transition:background-color .2s,color .2s}#root{flex-direction:column;align-items:center;min-height:100dvh;max-height:100dvh;display:flex}#splash-placeholder{transition:opacity .3s}#splash-placeholder.fade-out{opacity:0;pointer-events:none}.app{flex-direction:column;align-items:center;width:100%;max-width:500px;min-height:100dvh;max-height:100dvh;padding:20px;display:flex}@keyframes fadeIn{0%{opacity:0;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}button{cursor:pointer;border:none;outline:none;font-family:inherit}select{cursor:pointer;font-family:inherit}input{font-family:inherit}.redeem-gift{margin-top:12px}.redeem-form{gap:8px;display:flex}.redeem-input{border:2px solid var(--border-light);background:var(--bg-secondary);color:var(--text-primary);text-transform:uppercase;border-radius:8px;outline:none;flex:1;padding:8px 12px;font-family:monospace;font-size:.9rem;transition:border-color .2s}.redeem-input:focus{border-color:var(--primary-main)}.redeem-input::placeholder{text-transform:none;font-family:inherit}.redeem-btn{color:#fff;background:var(--primary-main);cursor:pointer;white-space:nowrap;border:none;border-radius:8px;padding:8px 16px;font-size:.9rem;font-weight:600;transition:all .2s}.redeem-btn:hover:not(:disabled){background:var(--primary-dark)}.redeem-btn:disabled{opacity:.6;cursor:not-allowed}.redeem-msg{text-align:center;border-radius:6px;margin-top:8px;padding:6px 10px;font-size:.85rem}.redeem-success{color:var(--status-correct);background:#4caf501a}.redeem-error{color:var(--status-wrong);background:#f443361a}.contribution-calendar{padding:16px 0}.calendar-header{margin-bottom:12px}.calendar-title{color:var(--text-primary);font-size:14px;font-weight:600}.contribution-calendar-loading{color:var(--text-secondary);flex-direction:column;justify-content:center;align-items:center;padding:32px 16px;font-size:13px;display:flex}.calendar-spinner{border:3px solid var(--border-color);border-top-color:var(--accent);border-radius:50%;width:24px;height:24px;margin-bottom:8px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.contribution-calendar-error{text-align:center;color:var(--text-secondary,var(--text-light));padding:24px 16px;font-size:13px}.contribution-calendar-error button{background:var(--accent,var(--primary-main));color:var(--text-on-primary);cursor:pointer;border:none;border-radius:4px;margin-top:8px;padding:6px 16px;font-size:13px}.contribution-calendar-error button:hover{opacity:.9}.contribution-calendar-empty{text-align:center;color:var(--text-secondary);padding:24px 16px;font-size:13px}.calendar-empty-hint{color:var(--text-muted);margin-top:4px;font-size:12px}.calendar-container{padding-bottom:4px;position:relative;overflow-x:auto}.month-labels{grid-template-rows:15px;grid-template-columns:repeat(53,13px);grid-auto-flow:column;gap:3px;margin-bottom:12px;display:grid;position:relative}.month-label{color:var(--text-muted);font-size:10px;position:absolute}.day-labels{z-index:1;grid-template-rows:repeat(7,13px);gap:3px;width:28px;display:grid;position:absolute;top:27px;left:0}.day-label{color:var(--text-muted);text-align:right;padding-right:6px;font-size:10px}.calendar-grid-wrapper{white-space:nowrap;margin-left:30px;padding-bottom:8px;overflow-x:auto}.calendar-grid-wrapper::-webkit-scrollbar{width:6px}.calendar-grid-wrapper::-webkit-scrollbar-track{background:0 0}.calendar-grid-wrapper::-webkit-scrollbar-thumb{background-color:var(--border-medium);border-radius:3px}.calendar-grid-wrapper::-webkit-scrollbar-thumb:hover{background-color:var(--border-light)}.calendar-grid{vertical-align:top;grid-template-rows:repeat(7,13px);grid-template-columns:repeat(53,13px);grid-auto-flow:column;gap:3px;display:inline-grid}.calendar-grid-spacer{vertical-align:top;width:5%;height:97px;display:inline-block}.calendar-cell{cursor:default;border:1px solid var(--border-dark);border-radius:2px;width:13px;height:13px;transition:border-color .1s}.calendar-cell:hover{border:2px solid var(--text-primary);width:11px;height:11px}.calendar-cell.level-0,.legend-cell.level-0{background-color:var(--contrib-level-0,#ffffff0d)}.calendar-cell.level-1,.legend-cell.level-1{background-color:var(--contrib-level-1,#0e4429)}.calendar-cell.level-2,.legend-cell.level-2{background-color:var(--contrib-level-2,#006d32)}.calendar-cell.level-3,.legend-cell.level-3{background-color:var(--contrib-level-3,#26a641)}.calendar-cell.level-4,.legend-cell.level-4{background-color:var(--contrib-level-4,#39d353)}.calendar-legend{color:var(--text-muted,var(--text-light));justify-content:flex-end;align-items:center;gap:3px;margin-top:8px;font-size:11px;display:flex}.legend-label{color:var(--text-muted);font-size:11px}.legend-cell{border-radius:2px;width:13px;height:13px;display:inline-block}.calendar-tooltip{z-index:1000;background:var(--bg-primary);color:var(--text-primary);pointer-events:none;white-space:nowrap;border-radius:6px;padding:8px 10px;font-size:12px;line-height:1.4;position:fixed;box-shadow:0 2px 8px #0003}.calendar-tooltip:after{content:"";border:5px solid #0000;border-top-color:var(--text-primary);position:absolute;top:100%;left:50%;transform:translate(-50%)}@media (width<=768px){.calendar-grid{grid-template-rows:repeat(7,11px);grid-template-columns:repeat(53,11px);gap:2px}.month-labels{grid-template-rows:15px;grid-template-columns:repeat(53,11px);gap:2px}.calendar-cell{width:11px;height:11px}.day-labels{grid-template-rows:repeat(7,11px);gap:2px;width:22px}.calendar-grid-wrapper{margin-left:24px}.legend-cell{width:11px;height:11px}}.analytics-tab{flex-direction:column;gap:10px;padding:4px 0;display:flex}.analytics-loading{flex-direction:column;justify-content:center;align-items:center;gap:16px;min-height:200px;display:flex}.analytics-spinner{border:3px solid var(--border-light);border-top:3px solid var(--primary-main);border-radius:50%;width:32px;height:32px;animation:.8s linear infinite analytics-spin}@keyframes analytics-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.analytics-loading p{color:var(--text-secondary);font-size:14px}.analytics-empty{flex-direction:column;justify-content:center;align-items:center;gap:8px;min-height:200px;display:flex}.analytics-empty p{color:var(--text-secondary);margin:0;font-size:15px}.analytics-hint{color:var(--text-secondary)!important;font-size:13px!important}.subtabs{border-bottom:1px solid var(--border-light);justify-content:center;gap:8px;margin:0 auto;padding-bottom:8px;display:flex}.subtab{color:var(--text-light);cursor:pointer;background:0 0;border:none;border-radius:6px;padding:8px 16px;font-size:14px;font-weight:500;transition:all .2s;position:relative}.subtab:hover{background:var(--bg-primary);color:var(--text-primary)}.subtab.active{color:var(--account-tabs-active,var(--primary-main));background:var(--bg-primary);font-weight:600}.subtab.active:after{content:"";background:var(--account-tabs-active,var(--primary-main));border-radius:2px 2px 0 0;height:2px;position:absolute;bottom:-9px;left:0;right:0}.analytics-controls{flex-wrap:wrap;justify-content:center;align-items:center;margin-top:10px;display:flex}.filters-row{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.days-selector{align-items:center;gap:6px;display:flex}.days-selector label{color:var(--text-secondary);white-space:nowrap;font-size:13px}.days-selector select{border:1px solid var(--border-light);color:var(--text-primary);background:var(--bg-primary);cursor:pointer;border-radius:4px;padding:6px 10px;font-size:13px}.chart-container{background:var(--bg-tertiary);box-sizing:border-box;border-radius:10px;width:100%;padding:16px 16px 0}.status-chart{width:100%;height:320px}@media (width<=600px){.analytics-tab{gap:0}.status-chart{height:400px}}.words-tab{flex-direction:column;flex:1;gap:0;min-height:0;padding:4px 0;display:flex}.words-controls-row{align-items:center;gap:6px;padding:6px 10px;display:flex}.words-controls-search{gap:8px}.words-filter-hsk{border:1px solid var(--border-light);color:var(--text-primary);background:var(--bg-primary);cursor:pointer;border-radius:6px;flex-shrink:0;min-width:80px;padding:6px 10px;font-size:13px}.words-filter-segment{border:1px solid var(--border-light);color:var(--text-primary);background:var(--bg-primary);cursor:pointer;text-overflow:ellipsis;white-space:nowrap;border-radius:6px;flex-shrink:1;min-width:0;max-width:200px;padding:6px 10px;font-size:12px;overflow:hidden}.words-filter-search{border:1px solid var(--border-light);background:var(--bg-primary);min-width:80px;color:var(--text-primary);border-radius:6px;outline:none;flex:1;padding:6px 10px;font-size:13px;transition:border-color .2s}.words-filter-search:focus{border-color:var(--border-dark)}.words-count{color:var(--text-light);white-space:nowrap;flex-shrink:0;font-size:12px}.words-controls-mastery{flex-wrap:wrap;gap:4px}.words-mastery-pill{border:1px solid var(--border-light);background:var(--bg-tertiary,var(--bg-secondary));color:var(--text-primary);cursor:pointer;white-space:nowrap;border-radius:12px;padding:3px 10px;font-size:12px;font-weight:500;transition:all .15s}.words-mastery-pill:hover{border-color:var(--border-dark)}.words-mastery-pill-active{background:var(--accent-blue);border-color:var(--accent-blue);color:#fff}.words-controls-actions{flex-wrap:wrap;gap:4px}.words-bulk-btn{border:1px solid var(--border-light);background:var(--bg-tertiary,var(--bg-secondary));color:var(--text-light);cursor:pointer;white-space:nowrap;border-radius:6px;align-items:center;gap:4px;padding:3px 8px;font-size:11px;font-weight:500;transition:all 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6px;font-size:.7rem}.sponsor-card-actions{border-top:1px solid var(--border-medium);flex-wrap:wrap;gap:6px;padding:8px 16px 12px;display:flex}.admin-dashboard{background:var(--bg-primary);width:100%;max-width:1400px;min-height:100dvh;color:var(--text-primary);margin:0 auto;padding:20px;font-family:system-ui,-apple-system,sans-serif}@scope(.admin-dashboard){.admin-header{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:20px;display:flex}.admin-header h1{color:var(--text-primary);margin:0;font-size:24px}.admin-header-actions{gap:8px;display:flex}.admin-back-btn{cursor:pointer;border:1px solid var(--primary-main);background:var(--primary-very-light,#5b8def1a);color:var(--primary-main);border-radius:6px;padding:8px 14px;font-size:13px;transition:all .2s}.admin-back-btn:hover{background:var(--primary-light,#5b8def33)}.admin-summary-bar{flex-wrap:nowrap;gap:12px;margin-bottom:20px;display:flex}.summary-stat{background:var(--bg-primary);border:1px solid var(--border-medium);border-radius:8px;flex-direction:column;align-items:center;padding:16px;display:flex}.summary-value{color:var(--text-primary);font-size:24px;font-weight:700}.summary-label{color:var(--text-secondary);margin-top:4px;font-size:12px}.summary-active .summary-value{color:var(--status-correct)}.summary-active{border-color:var(--status-correct-bg,#2ecc7133);background:var(--status-correct-light,#2ecc7114)}.admin-filters{background:var(--bg-primary);border:1px solid var(--border-medium);border-radius:8px;flex-wrap:wrap;align-items:center;gap:16px;margin-bottom:16px;padding:12px 16px;display:flex}.admin-filters label{color:var(--text-primary);align-items:center;gap:6px;font-size:13px;display:flex}.admin-filters select,.admin-filters input[type=number]{background:var(--bg-primary);border:1px solid var(--border-medium);color:var(--text-primary);border-radius:4px;outline:none;padding:6px 10px;font-size:13px}.admin-filters select:focus,.admin-filters input[type=number]:focus{border-color:var(--primary-main)}.admin-tabs{justify-content:center;gap:4px;margin-bottom:16px;padding-bottom:0;display:flex}.admin-tab-btn{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-bottom:2px solid #0000;border-radius:6px 6px 0 0;padding:10px 18px;font-size:2rem;font-weight:600;transition:all .2s}.admin-tab-btn:hover{color:var(--text-primary);background:var(--bg-secondary,#ffffff0d)}.admin-tab-btn.active{color:var(--primary-main);border-bottom-color:var(--primary-main);background:var(--bg-tertiary,#ffffff14)}.admin-tab-content{background:var(--bg-primary);border:1px solid var(--border-medium);box-sizing:border-box;border-radius:8px;max-width:100%;min-height:400px;padding:20px;overflow-x:auto}.admin-loading,.no-data-msg{text-align:center;color:var(--border-dark,#666);padding:40px;font-size:14px}.admin-table{border-collapse:collapse;width:100%;font-size:13px}.admin-table th{text-align:left;background:var(--bg-primary);color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;white-space:nowrap;padding:10px 12px;font-size:12px;font-weight:600}.admin-table td{border-bottom:1px solid var(--border-medium,#e8e8ed);color:var(--text-primary);padding:8px 12px}.admin-table tr:hover{background:var(--bg-secondary,#ffffff08)}.admin-table tr.row-low,.admin-table tr.row-low:hover{background:var(--status-wrong-light,#e74c3c14)}.word-cell{font-size:16px;font-weight:500}.pct-badge{border-radius:10px;padding:2px 8px;font-size:12px;font-weight:600;display:inline-block}.pct-badge.pct-high{background:var(--status-correct-light,#2ecc711a);color:var(--status-correct)}.pct-badge.pct-mid{background:var(--status-almost-light,#f39c121a);color:var(--status-almost)}.pct-badge.pct-low{background:var(--status-wrong-light,#e74c3c1a);color:var(--status-wrong)}.pct-cell{font-weight:600}.word-list-chart{margin-top:20px}.word-list-chart h4{color:var(--text-secondary);margin:0 0 10px;font-size:14px}.word-list-scroll{flex-wrap:wrap;gap:6px;max-height:200px;padding:4px;display:flex;overflow-y:auto}.word-chip{background:var(--bg-secondary,#ffffff0d);border:1px solid var(--border-medium);cursor:pointer;color:var(--text-primary);border-radius:6px;align-items:center;gap:6px;padding:6px 10px;font-size:14px;transition:all .15s;display:inline-flex}.word-chip:hover{background:var(--bg-primary);border-color:var(--border-medium)}.word-chip.selected{border-color:var(--primary-main);background:var(--primary-very-light,#5b8def1a)}.word-chip-text{font-size:15px}.word-chip-pct{border-radius:8px;padding:1px 6px;font-size:11px;font-weight:600}.word-chip-pct.high{background:var(--status-correct-light,#2ecc711a);color:var(--status-correct)}.word-chip-pct.mid{background:var(--status-almost-light,#f39c121a);color:var(--status-almost)}.word-chip-pct.low{background:var(--status-wrong-light,#e74c3c1a);color:var(--status-wrong)}.word-detail-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px;margin-bottom:16px;display:flex}.word-detail-header h2{color:var(--text-primary);margin:0;font-size:20px}.word-detail-badge{color:var(--text-secondary);margin-left:8px;font-size:12px;font-weight:400}.back-to-list-btn{background:var(--bg-secondary,#ffffff0d);border:1px solid var(--border-medium);color:var(--text-primary);cursor:pointer;border-radius:6px;padding:6px 12px;font-size:13px;transition:all .2s}.back-to-list-btn:hover{background:var(--bg-primary);color:var(--text-primary)}.word-detail-stats{gap:12px;margin-bottom:20px;display:flex}.try-word-btn{border:1px solid var(--border-medium);background:var(--bg-secondary,#ffffff0d);cursor:pointer;border-radius:6px;justify-content:center;align-items:center;width:30px;height:30px;padding:0;font-size:14px;line-height:1;transition:all .15s;display:inline-flex}.try-word-btn:hover{background:var(--primary-very-light,#5b8def1a);border-color:var(--primary-main);transform:scale(1.1)}.try-word-btn:active{transform:scale(.95)}.hardest-words-subtitle{color:var(--text-secondary);margin:0 0 12px;font-size:13px}.user-search{flex:1;gap:8px;max-width:600px;display:flex}.user-search-input{border:1px solid var(--border-medium);border-radius:6px;outline:none;flex:1;padding:8px 12px;font-size:14px}.user-search-input:focus{border-color:var(--primary-main)}.user-search-btn{background:var(--primary-main);color:var(--text-on-primary,#fff);cursor:pointer;border:none;border-radius:6px;padding:8px 16px;font-size:14px;font-weight:500;transition:all .2s}.user-search-btn:hover:not(:disabled){background:var(--primary-dark,#4a7adb)}.user-search-btn:disabled{opacity:.6;cursor:not-allowed}.admin-error{background:var(--status-wrong-light,#e74c3c1a);border:1px solid var(--status-wrong-dark,#c0392b);color:var(--status-wrong);border-radius:6px;margin-bottom:16px;padding:12px 16px;font-size:14px}.admin-empty{text-align:center;color:var(--text-light,#999);padding:40px;font-size:14px}.user-info-header{background:var(--bg-secondary,#ffffff0d);border:1px solid var(--border-medium);border-radius:8px;margin-bottom:20px;padding:16px}.user-info{flex-direction:column;gap:4px;display:flex}.user-name{color:var(--text-primary);font-size:20px;font-weight:600}.user-email{color:var(--text-secondary);font-size:14px}.user-created{color:var(--text-secondary);font-size:13px}.sub-premium-inline{align-items:center;gap:12px;display:flex}.sub-plan-badge{text-transform:uppercase;border-radius:4px;padding:4px 10px;font-size:12px;font-weight:600;display:inline-block}.sub-plan-badge--premium{background:var(--status-almost-light,#f39c121a);color:var(--status-almost)}.sub-status-text{color:var(--text-secondary);font-size:13px}.sub-expires{color:var(--text-secondary)}.sub-free{align-items:center;display:flex}.admin-section{margin-bottom:32px}.admin-section-title{color:var(--text-primary);margin:0 0 16px;font-size:16px;font-weight:600}.analytics-controls{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:20px;display:flex}.filters-row{flex-wrap:wrap;align-items:center;gap:16px;display:flex}.days-selector{align-items:center;gap:6px;display:flex}.days-selector label{color:var(--text-secondary);font-size:13px;font-weight:500}.days-selector select{border:1px solid var(--border-light,#e0e0e0);color:var(--text-primary);background:var(--bg-primary);cursor:pointer;border-radius:4px;outline:none;padding:6px 10px;font-size:13px}.days-selector select:focus{border-color:var(--primary-main)}.subtabs{border-bottom:1px solid var(--border-light,#e0e0e0);gap:8px;margin-bottom:20px;padding-bottom:8px;display:flex}.subtab{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-radius:6px;padding:8px 16px;font-size:14px;font-weight:500;transition:all .2s;position:relative}.subtab:hover{background:var(--bg-secondary,#ffffff0d);color:var(--text-primary)}.subtab.active{color:var(--primary-main);background:var(--bg-tertiary,#ffffff14);font-weight:600}.subtab.active:after{content:"";background:var(--primary-main);border-radius:2px 2px 0 0;height:2px;position:absolute;bottom:-9px;left:0;right:0}.chart-container{margin-bottom:32px}.admin-btn{cursor:pointer;border:1px solid var(--border-medium);background:var(--bg-secondary,#ffffff0d);color:var(--text-primary);border-radius:6px;padding:6px 12px;font-size:13px;transition:all .2s}.admin-btn:hover{background:var(--bg-primary)}.admin-btn:disabled{opacity:.6;cursor:not-allowed}.admin-btn-primary{background:var(--primary-main);border-color:var(--primary-dark,#4a7adb);color:var(--text-on-primary,#fff)}.admin-btn-primary:hover:not(:disabled){background:var(--primary-main)}.admin-btn-sm{padding:4px 10px;font-size:12px}.admin-btn-danger{color:var(--status-wrong);border-color:var(--status-wrong-light,#e74c3c33)}.admin-btn-danger:hover{background:var(--status-wrong-light,#e74c3c1a);border-color:var(--status-wrong)}.admin-success{background:var(--status-correct-light,#2ecc711a);border:1px solid var(--status-correct);color:var(--status-correct);border-radius:6px;margin-top:8px;padding:10px 14px;font-size:13px}.admin-status-msg{color:var(--text-secondary);white-space:nowrap;font-size:13px}.user-subscription{background:var(--bg-secondary,#ffffff0d);border:1px solid var(--border-medium);border-radius:6px;flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:20px;padding:12px 16px;display:flex}.sub-info{flex:1;min-width:200px}.gift-premium-section{margin-left:auto}.gift-premium-form{align-items:center;gap:8px;display:flex}.gift-days-select{border:1px solid var(--border-medium);background:var(--bg-primary);color:var(--text-primary);border-radius:4px;outline:none;padding:6px 10px;font-size:13px}.gift-days-select:focus{border-color:var(--primary-main)}.gift-codes-tab{padding:0}.gift-codes-header{justify-content:space-between;align-items:center;margin-bottom:20px;display:flex}.gift-codes-header h2{margin:0;font-size:18px}.gift-create-form{background:var(--bg-secondary,#ffffff0d);border:1px solid var(--border-medium);border-radius:8px;margin-bottom:20px;padding:16px}.gift-form-row{flex-wrap:wrap;gap:12px;margin-bottom:12px;display:flex}.gift-form-field{flex-direction:column;flex:1;gap:4px;min-width:120px;display:flex}.gift-form-field label{color:var(--text-primary);font-size:13px;font-weight:500}.gift-form-field-wide{flex:3;min-width:250px}.field-hint{color:var(--text-secondary);font-size:11px;font-weight:400}.gift-form-field input{border:1px solid var(--border-medium);border-radius:4px;outline:none;padding:8px 10px;font-size:14px}.gift-form-field input:focus{border-color:var(--primary-main)}.gift-codes-table-wrapper{overflow-x:auto}.gift-codes-table{border-collapse:collapse;width:100%;font-size:13px}.gift-codes-table th{text-align:left;background:var(--bg-primary);color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;border-bottom:1px solid var(--border-medium);white-space:nowrap;padding:10px 12px;font-size:12px;font-weight:600}.gift-codes-table td{border-bottom:1px solid var(--border-medium);color:var(--text-primary);padding:10px 12px}.gift-codes-table tr:hover{background:var(--bg-secondary,#ffffff08)}.gift-row-inactive{opacity:.55}.gift-code-value{background:var(--bg-secondary,#ffffff0d);letter-spacing:.5px;border-radius:4px;padding:2px 8px;font-family:SF Mono,Menlo,monospace;font-size:12px}.gift-label-cell{text-overflow:ellipsis;white-space:nowrap;max-width:180px;overflow:hidden}.gift-actions{flex-wrap:nowrap;gap:4px;display:flex}.gift-status-badge{text-transform:uppercase;letter-spacing:.3px;border-radius:10px;padding:2px 8px;font-size:11px;font-weight:600;display:inline-block}.gift-status-active{background:var(--status-correct-light,#2ecc711a);color:var(--status-correct)}.gift-status-expired{background:var(--status-wrong-light,#e74c3c1a);color:var(--status-wrong)}.gift-status-exhausted{background:var(--status-almost-light,#f39c121a);color:var(--status-almost)}.gift-status-deactivated{background:var(--bg-secondary,#ffffff0d);color:var(--text-secondary)}.admin-word-badge{-webkit-user-select:none;user-select:none;border-radius:6px;justify-content:center;align-items:center;width:28px;height:28px;font-size:14px;display:inline-flex}.admin-word-badge-bookmarked{color:var(--status-almost);background:var(--status-almost-light,#f39c121a)}.admin-word-badge-avoided{color:var(--status-wrong);background:var(--status-wrong-light,#e74c3c1a)}.admin-word-badge-none{color:var(--text-light,#999)}.recent-users-table{border-collapse:collapse;width:100%;font-size:13px}.recent-users-table th{text-align:center;background:var(--bg-primary);color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;white-space:nowrap;padding:10px 12px;font-size:12px;font-weight:600}.recent-users-table td{border-bottom:1px solid var(--border-medium,#e8e8ed);color:var(--text-primary);padding:8px 12px}.recent-users-table tr:hover{background:var(--bg-secondary,#ffffff08)}.admin-words-wrapper{border:1px solid var(--border-medium);background:var(--bg-primary);border-radius:8px;overflow:hidden}.admin-words-table-scroll{max-height:400px;overflow:hidden auto}.admin-words-table-scroll .words-table{border-collapse:collapse;table-layout:fixed;width:100%}.admin-words-table-scroll .words-table thead{z-index:1;position:sticky;top:0}.admin-words-table-scroll .words-table thead th{background:var(--bg-secondary,#ffffff0d);color:var(--text-secondary);text-align:left;border-bottom:1px solid var(--border-medium);padding:8px 10px;font-size:12px;font-weight:600}.admin-words-table-scroll .words-table td{border-bottom:1px solid var(--border-light,#e0e0e0);white-space:nowrap;text-overflow:ellipsis;padding:6px 10px;font-size:14px;overflow:hidden}.admin-words-table-scroll .words-table tr:hover{background:var(--bg-secondary,#ffffff08)}.admin-words-table-scroll .words-cell-word{color:var(--text-primary)}.admin-words-table-scroll .words-cell-action{text-align:center;width:40px}.admin-words-table-scroll .words-cell-empty{text-align:center;color:var(--text-light,#999);padding:24px}@media (width<=768px){.admin-dashboard{padding:12px}.admin-header{flex-direction:column}.admin-filters{flex-direction:column;align-items:flex-start;gap:8px}.user-search{flex-direction:column;max-width:100%}.user-search-btn{width:100%}.admin-table{font-size:12px}.admin-table th,.admin-table td{padding:6px 8px}.admin-summary-bar{grid-template-columns:repeat(2,1fr)}.analytics-controls{flex-direction:column;align-items:flex-start}.filters-row{flex-direction:column;align-items:flex-start;gap:8px}}}.subscription-result-failure .subscription-result-icon{opacity:.7}.subscription-result-page{justify-content:center;align-items:center;min-height:100vh;padding:20px;display:flex}.subscription-result-card{background:var(--bg-card);text-align:center;width:100%;max-width:400px;box-shadow:var(--shadow-lg);border-radius:15px;padding:40px}.subscription-result-icon{margin-bottom:16px;font-size:3rem}.subscription-result-card h1{color:var(--text-primary);margin:0 0 12px;font-size:1.5rem}.subscription-result-card p{color:var(--text-secondary);margin:8px 0;line-height:1.5}.subscription-session-id{color:var(--text-muted);font-family:monospace;font-size:.8rem}.subscription-redirect{color:var(--text-muted);font-size:.85rem;animation:1s ease-in-out infinite alternate fadeIn}