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#3d2b1f29;--radius:14px;--radius-sm:8px}.dark{--bark:#d4be9a;--bark-bg:#2a211a;--bark-light:#c4a882;--leaf:#6aad7e;--leaf-light:#8ccaa0;--sun:#e0a830;--sun-light:#e8b858;--clay:#d48a60;--clay-light:#e0a080;--bg:#1c1714;--surface:#272019;--cream:#302820;--line:#443a30;--text:#ede6dc;--text-muted:#b0a494;--shadow:0 2px 12px #0006;--shadow-lg:0 8px 32px #0009;--badge-leaf-bg:#6aad7e26;--badge-leaf-border:#6aad7e4d;--badge-sun-bg:#e0a83026;--badge-sun-text:var(--sun);--badge-sun-border:#e0a8304d;--badge-clay-bg:#d48a6026;--badge-clay-border:#d48a604d}.page-title{font-size:1.5rem}.grid2,.grid3{grid-template-columns:1fr}.stats-row-grid{grid-template-columns:repeat(2,1fr)}.chat-container{height:calc(100vh - 112px)}.flashcard{max-width:100%;height:240px}.modal-overlay{align-items:flex-end;padding:0}.modal{border-radius:var(--radius) var(--radius) 0 0;max-height:90vh;animation:slideUpSheet .25s}@keyframes slideUpSheet{0%{transform:translateY(100%)}to{transform:translateY(0)}}.grammar-table-desktop,.vocab-table-desktop{display:none}.grammar-cards{flex-direction:column;gap:10px;display:flex}.grammar-card{background:var(--surface);border:1.5px solid var(--line);border-radius:var(--radius);padding:14px 16px;transition:background .15s}.grammar-card-header{cursor:pointer;-webkit-tap-highlight-color:transparent;justify-content:space-between;align-items:center;gap:8px;min-height:44px;display:flex}.grammar-card-title{color:var(--bark);font-size:1rem;font-weight:600}.grammar-card-subtitle{color:var(--text-muted);font-size:.9rem;font-style:italic}.grammar-card-toggle{width:28px;height:28px;color:var(--text-muted);flex-shrink:0;justify-content:center;align-items:center;transition:transform .2s;display:flex}.grammar-card-toggle.open{transform:rotate(180deg)}.grammar-card-body{border-top:1px solid var(--line);margin-top:12px;padding-top:12px;display:none}.grammar-card-body.open{display:block}.grammar-card-row{justify-content:space-between;align-items:baseline;gap:8px;padding:4px 0;display:flex}.grammar-card-label{text-transform:uppercase;letter-spacing:.04em;color:var(--text-muted);flex-shrink:0;min-width:52px;font-size:.9rem}.grammar-card-value{color:var(--text);text-align:right;font-weight:500}.grammar-card-badge{background:var(--cream);color:var(--bark-light);border-radius:99px;margin-top:8px;padding:2px 10px;font-size:.9rem;font-weight:600;display:inline-block}.grammar-card-example{color:var(--text-muted);margin-top:4px;font-size:.95rem;font-style:italic;line-height:1.5}.vocab-cards{flex-direction:column;gap:10px;display:flex}.vocab-card{background:var(--surface);border:1.5px solid var(--line);border-radius:var(--radius);align-items:center;gap:12px;padding:14px 16px;display:flex}.vocab-card-text{flex:1;min-width:0}.vocab-card-ru{color:var(--bark);font-size:1.1rem;font-weight:600}.vocab-card-pron{color:var(--text-muted);font-size:.9rem;font-style:italic}.vocab-card-en{color:var(--bark-light);margin-top:2px;font-size:1rem}.vocab-card-speak{background:var(--cream);cursor:pointer;width:44px;height:44px;color:var(--bark);-webkit-tap-highlight-color:transparent;border:none;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;display:flex}.grammar-search{border:1.5px solid var(--line);background:var(--surface);width:100%;color:var(--text);border-radius:99px;outline:none;margin-bottom:16px;padding:10px 14px 10px 38px;font-size:1rem}.grammar-search:focus{border-color:var(--bark-light)}.grammar-search-wrap{position:relative}.grammar-search-icon{color:var(--text-muted);pointer-events:none;position:absolute;top:50%;left:14px;transform:translateY(-50%)}.grammar-tabs{flex-wrap:wrap;gap:8px;margin-bottom:24px;display:flex}.grammar-tabs .btn{min-height:44px}@media (min-width:600px){.grammar-table-desktop{display:block}.grammar-cards,.vocab-cards{display:none}.vocab-table-desktop{display:block}.grammar-search-wrap{display:none}}@media (min-width:480px){.grid2{grid-template-columns:1fr 1fr}.stats-row-grid{grid-template-columns:repeat(4,1fr)}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}