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.md-link{color:var(--clr-primary)}.md-link:hover{opacity:.8}.filter-tab{transition:all var(--dur-sm) var(--ease-spring), opacity var(--dur-sm), transform var(--dur-sm) var(--ease-spring);position:relative}.tab-grip{color:var(--clr-on-surface-var);opacity:0;cursor:grab;transition:opacity var(--dur-xs);flex-shrink:0;margin-right:-2px}.filter-tab:hover .tab-grip{opacity:.5}.filter-tab.active .tab-grip{opacity:.4;color:#fff}.filter-tab.tab-dragging{opacity:.45;cursor:grabbing;transform:scale(.93)}.filter-tab.tab-drag-over{box-shadow:0 0 0 2px var(--clr-primary);transform:translate(3px)scale(1.04)}.message-wrapper.selecting-mode{cursor:pointer}.message-wrapper.msg-selected{border-radius:var(--r-lg);background:#0071e312}.dark .message-wrapper.msg-selected{background:#3b9eff1a}.message-wrapper.msg-selected .message-bubble{outline:2px solid var(--clr-primary);outline-offset:1px}.message-wrapper.out.msg-selected .message-bubble{background:var(--clr-primary-dim)}.msg-checkbox{border:2px solid 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var(--ease-out);box-shadow:var(--shadow-primary);cursor:pointer;border:none;flex-shrink:0;justify-content:center;align-items:center;display:flex;position:relative;overflow:hidden}.send-btn:hover{background:var(--clr-primary-dim);transform:scale(1.07);box-shadow:0 6px 20px #0071e373}.send-btn:active{transform:scale(.93)}.send-btn.disabled{opacity:.4;cursor:not-allowed;pointer-events:none}.empty-state{text-align:center;z-index:5;animation:fadeUp var(--dur-lg) var(--ease-out);flex-direction:column;flex:1;justify-content:center;align-items:center;padding:2rem;display:flex;position:relative}.empty-icon-wrap{border-radius:var(--r-xl);background:var(--clr-surface-1);width:100px;height:100px;color:var(--clr-outline);border:1px solid var(--clr-outline-var);justify-content:center;align-items:center;margin-bottom:1.5rem;display:flex}.empty-title{color:var(--clr-on-surface);margin-bottom:.5rem;font-size:1.25rem;font-weight:700}.empty-desc{color:var(--clr-on-surface-var);max-width:260px;font-size:.875rem;line-height:1.6}.drawer-backdrop{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:100;animation:fadeIn var(--dur-md) var(--ease-out);background:#00000073;justify-content:flex-end;display:flex;position:fixed;inset:0}.drawer-panel{background:var(--clr-surface);border-left:1px solid var(--clr-outline-var);width:100%;max-width:380px;animation:slideInRight var(--dur-lg) var(--ease-std);box-shadow:var(--shadow-xl);flex-direction:column;display:flex;overflow-y:auto}.drawer-profile-header{background:linear-gradient(160deg, var(--clr-primary-container), var(--clr-surface));text-align:center;flex-direction:column;flex-shrink:0;align-items:center;gap:.75rem;padding:1.5rem;display:flex;position:relative}.dark 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var(--ease-spring);justify-content:center;align-items:center;font-family:Plus Jakarta Sans,sans-serif;font-size:1.5rem;font-weight:800;display:flex}.auth-logo-mark:hover{box-shadow:var(--shadow-primary), 0 0 0 10px #0071e31a;transform:scale(1.06)rotate(-3deg)}.auth-title{letter-spacing:-.04em;background:linear-gradient(135deg, var(--clr-primary) 0%, var(--clr-tertiary) 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin-bottom:0;font-family:Plus Jakarta Sans,sans-serif;font-size:2rem;font-weight:800}.auth-subtitle{color:var(--clr-on-surface-var);max-width:260px;font-size:.8125rem;font-weight:500;line-height:1.5}.auth-form{animation:fadeUp var(--dur-lg) var(--ease-out);flex-direction:column;gap:1.25rem;animation-delay:70ms;animation-fill-mode:both;display:flex}.form-field{flex-direction:column;display:flex;position:relative}.form-label{color:var(--clr-on-surface-var);transition:color var(--dur-sm);margin-bottom:.375rem;font-size:.8rem;font-weight:600}.form-input-wrap{align-items:center;display:flex;position:relative}.form-input-icon{color:var(--clr-on-surface-var);transition:color var(--dur-sm);pointer-events:none;z-index:1;position:absolute;left:1rem}.form-input{background:var(--clr-surface-1);border:1.5px solid var(--clr-outline-var);border-radius:var(--r-lg);width:100%;color:var(--clr-on-surface);transition:all var(--dur-sm) var(--ease-in-out);outline:none;padding:.875rem 1rem .875rem 2.875rem;font-size:.9375rem}.form-input:focus{background:var(--clr-surface);border-color:var(--clr-primary);box-shadow:0 0 0 3px #0071e31f}.form-input:focus+.form-input-icon,.form-field:focus-within .form-input-icon,.form-field:focus-within .form-label{color:var(--clr-primary)}.form-input::placeholder{color:var(--clr-on-surface-var);opacity:.5}.auth-submit-btn{border-radius:var(--r-full);background:linear-gradient(135deg, var(--clr-primary) 0%, #1e88e5 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var(--ease-out);font-size:.7rem;font-weight:600;animation-delay:.14s;animation-fill-mode:both}@media (width<=767px){:root{--sidebar-w:100%;--header-h:58px}.sidebar{width:100%;height:100%;position:absolute;top:0;left:0}.sidebar.mobile-hidden{pointer-events:none;transform:translate(-100%)}.main-pane{width:100%;height:100%;position:absolute;top:0;left:0;transform:translate(0)}.main-pane.mobile-hidden{pointer-events:none;transform:translate(100%)}.message-wrapper.out{padding-left:8%}.message-wrapper.in{padding-right:8%}.auth-card{border-radius:var(--r-xl);box-shadow:none;-webkit-backdrop-filter:none;backdrop-filter:none;background:0 0;border:none;padding:2rem 1.25rem}.auth-page{padding:1rem}.auth-orb-1{width:280px;height:280px}.auth-orb-2{width:240px;height:240px}.drawer-panel{max-width:100%}}@media (width>=768px) and (width<=1023px){:root{--sidebar-w:280px;--header-h:60px}}@media (width>=1024px){:root{--sidebar-w:320px;--header-h:64px}}@media (width>=1280px){:root{--sidebar-w:360px}}@media (width>=1400px){:root{--app-max-w:1440px;--sidebar-w:380px}body{background:var(--clr-background);justify-content:center;align-items:center;padding:2rem;display:flex}.app-root{border-radius:var(--r-2xl);height:min(92dvh,960px);box-shadow:var(--shadow-xl);border:1px solid var(--clr-outline-var);overflow:hidden}}@media (width>=1800px){:root{--app-max-w:1600px;--sidebar-w:420px}}@supports (padding:env(safe-area-inset-top)){.sidebar-header,.chat-header{padding-top:max(0px, env(safe-area-inset-top))}.input-area{padding-bottom:max(.625rem, env(safe-area-inset-bottom))}}