:root{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;--primary-color: #F26B5A;--primary-color-hover: #D9523F;--secondary-color: #118AB2;--success-color: #06D6A0;--danger-color: #EF476F;--bg-color: #121212;--surface-color: #1E1E1E;--surface-color-light: #2C2C2C;--text-main: #FFFFFF;--text-muted: #A0A0A0;--border-color: #333333;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-full: 9999px;--spacing-1: 4px;--spacing-2: 8px;--spacing-3: 12px;--spacing-4: 16px;--spacing-5: 20px;--spacing-6: 24px;--spacing-8: 32px;--spacing-10: 40px;--spacing-12: 48px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .2);--shadow-md: 0 4px 6px rgba(0, 0, 0, .3);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .4);--lesson-selected-border: #1899d6;--lesson-selected-fill: rgba(24, 153, 214, .15);--lesson-correct-fill: rgba(6, 214, 160, .1);--lesson-error-border: #f25d5d;--lesson-error-fill: rgba(242, 93, 93, .1);--lesson-hearts: #ff4b4b;--lesson-check-disabled-bg: #333333;--lesson-check-disabled-text: #777777;--interstitial-bg: #131F24;--interstitial-text: #FFFFFF;--interstitial-border: rgba(255,255,255,.1);--accent-green: #58CC02;--accent-green-shadow: #46A302;--accent-blue: #1CB0F6;--accent-blue-shadow: #1899D6;--accent-pink: #FF8BC1;--accent-gold: #FFD166;--accent-purple: #CE82FF;--accent-red: #FF4B4B;--error-shadow: #c43d3d;--accent-color: var(--primary-color)}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff;--bg-color: #F8F9FA;--surface-color: #FFFFFF;--surface-color-light: #F0F2F5;--text-main: #1A1A1A;--text-muted: #666666;--border-color: #E0E0E0;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .15);--lesson-selected-fill: rgba(24, 153, 214, .1);--lesson-check-disabled-bg: #e5e5e5;--lesson-check-disabled-text: #afafaf}}html{overflow:hidden;height:100dvh;width:100%}body{margin:0;display:flex;min-width:320px;height:100dvh;background-color:var(--bg-color);color:var(--text-main);overflow:hidden;width:100%;-webkit-overflow-scrolling:touch}#root{height:100dvh;width:100%;position:relative;background-color:var(--bg-color);display:flex;flex-direction:column;overflow:hidden}.mobile-app-wrapper{width:100%;height:100dvh;position:relative;background-color:var(--bg-color);display:flex;flex-direction:column;overflow:hidden}@media(min-width:768px){html,body{position:static;overflow:auto}.mobile-app-wrapper{height:100dvh;height:100%}.mobile-app-wrapper:not(:has(.app-container)){max-width:640px;margin:0 auto;box-shadow:var(--shadow-lg)}}h1,h2,h3,h4,h5,h6{margin-top:0;margin-bottom:var(--spacing-4);font-weight:700}p{margin-top:0;margin-bottom:var(--spacing-4)}*{box-sizing:border-box}button{border-radius:var(--radius-lg);border:none;padding:14px var(--spacing-6);font-size:16px;font-weight:700;font-family:inherit;cursor:pointer;transition:all .2s cubic-bezier(.4,0,.2,1);display:flex;align-items:center;justify-content:center;gap:var(--spacing-2)}button:active{transform:translateY(2px)}button:disabled{opacity:.5;cursor:not-allowed;transform:none}button.primary{background-color:var(--primary-color);color:#fff;box-shadow:0 4px #b03e2d}button.primary:active{box-shadow:0 0 #b03e2d;transform:translateY(4px)}button.secondary{background-color:transparent;color:var(--text-main);border:2px solid var(--border-color);box-shadow:0 4px 0 var(--border-color)}button.secondary:active{box-shadow:0 0 0 var(--border-color);transform:translateY(4px)}button.ghost{background-color:transparent;color:var(--primary-color);padding:10px}@media(prefers-color-scheme:light){button.ghost{color:#d9523f}}button.ghost:active{background-color:var(--surface-color-light)}.text-center{text-align:center}.w-full{width:100%}.flex{display:flex}.flex-col{display:flex;flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-2{gap:var(--spacing-2)}.gap-4{gap:var(--spacing-4)}.gap-6{gap:var(--spacing-6)}.p-4{padding:var(--spacing-4)}.p-6{padding:var(--spacing-6)}.mt-4{margin-top:var(--spacing-4)}.mb-4{margin-bottom:var(--spacing-4)}.mt-auto{margin-top:auto}.glass-panel{background:var(--surface-color);border-radius:var(--radius-lg);border:1px solid var(--border-color);padding:var(--spacing-4);box-shadow:var(--shadow-sm)}.modal-overlay{position:fixed;inset:0;background-color:#00000080;display:flex;align-items:flex-end;justify-content:center;z-index:1000}.modal-content{background-color:var(--bg-color);width:100%;max-width:480px;border-radius:24px 24px 0 0;padding:var(--spacing-6);padding-bottom:48px;box-shadow:0 -10px 40px #0000004d}.slide-up{animation:slideUp .3s cubic-bezier(.16,1,.3,1)}@keyframes slideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}.app-container{display:flex;flex-direction:column;height:100%;width:100%;position:relative;overflow:hidden}.content-column{display:flex;flex-direction:column;flex:1;min-height:0;overflow:hidden}.main-content{flex:1;overflow-y:auto;position:relative;-ms-overflow-style:none;scrollbar-width:none;animation:tabFadeIn .2s ease-out}.main-content.no-topbar{padding-top:env(safe-area-inset-top,0px)}@keyframes tabFadeIn{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.main-content::-webkit-scrollbar{display:none}.hide-scrollbar{scrollbar-width:none;-ms-overflow-style:none}.hide-scrollbar::-webkit-scrollbar{display:none}.roadmap-continue-wrapper{position:sticky;bottom:24px;left:0;right:0;z-index:100;display:flex;justify-content:center;padding:0 24px;margin-top:-80px;pointer-events:none}.roadmap-continue-wrapper>*{pointer-events:auto}.path-container{display:flex;flex-direction:column;align-items:center;padding:var(--spacing-6) 0 120px}.path-node{width:70px;height:70px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:var(--spacing-4) 0;position:relative;z-index:2;transition:transform .2s,box-shadow .2s;cursor:pointer}.path-node.active{background-color:var(--primary-color);border:4px solid #B03E2D;color:#1a1a1a;box-shadow:0 6px #b03e2d,0 0 0 4px var(--bg-color),0 0 0 8px var(--primary-color)}.path-node.active:active{transform:translateY(4px) scale(.95);box-shadow:0 2px #b03e2d,0 0 0 4px var(--bg-color),0 0 0 8px var(--primary-color)}.path-node.completed{background-color:var(--primary-color);border:4px solid #B03E2D;color:#1a1a1a;box-shadow:0 6px #b03e2d}.path-node.completed:active{transform:translateY(4px) scale(.95);box-shadow:0 2px #b03e2d}.path-node.locked{background-color:var(--surface-color-light);border:4px solid var(--border-color);color:var(--text-muted);box-shadow:0 6px 0 var(--border-color)}.path-node.locked:active{transform:translateY(4px) scale(.95);box-shadow:0 2px 0 var(--border-color)}.path-node.skill-node.active{background-color:#a78bfa;border-color:#7c3aed;box-shadow:0 6px #7c3aed,0 0 0 4px var(--bg-color),0 0 0 8px #a78bfa}.path-node.skill-node.active:active{box-shadow:0 2px #7c3aed,0 0 0 4px var(--bg-color),0 0 0 8px #a78bfa}.path-node.skill-node.completed{background-color:#a78bfa;border-color:#7c3aed;box-shadow:0 6px #7c3aed}.path-node.skill-node.completed:active{box-shadow:0 2px #7c3aed}.path-node.test-node.active{background-color:#f97316;border-color:#c2410c;box-shadow:0 6px #c2410c,0 0 0 4px var(--bg-color),0 0 0 8px #f97316}.path-node.test-node.active:active{box-shadow:0 2px #c2410c,0 0 0 4px var(--bg-color),0 0 0 8px #f97316}.path-node.test-node.completed{background-color:#f97316;border-color:#c2410c;box-shadow:0 6px #c2410c}.path-node.test-node.completed:active{box-shadow:0 2px #c2410c}.path-node-icon{width:32px;height:32px}.practice-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--spacing-4);padding:var(--spacing-4)}.practice-card{background-color:var(--surface-color);border:2px solid var(--border-color);border-radius:var(--radius-lg);padding:var(--spacing-4);display:flex;flex-direction:column;align-items:center;text-align:center;gap:var(--spacing-2);transition:transform .2s,box-shadow .2s;box-shadow:0 4px 0 var(--border-color);cursor:pointer}.practice-card:active{transform:translateY(4px);box-shadow:0 0 0 var(--border-color)}.practice-icon{width:48px;height:48px;color:var(--primary-color);margin-bottom:var(--spacing-2)}.sidebar-brand,.sidebar-footer{display:none}.bottom-nav{min-height:56px;background-color:var(--surface-color);border-top:1px solid var(--border-color);display:flex;align-items:stretch;padding-bottom:env(safe-area-inset-bottom,0px)}.nav-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;color:var(--text-muted);background:transparent;border:none;border-radius:0;padding:8px 0;box-shadow:none;min-width:0}.nav-item:active{transform:scale(.95);box-shadow:none}.nav-item.active{color:var(--primary-color)}.nav-item span{font-size:10px;font-weight:600;line-height:1}.bottom-nav{position:relative;z-index:50}.dict-popup-menu{position:absolute;bottom:100%;left:50%;transform:translate(-50%);background:var(--surface-color);border:1px solid var(--border-color);border-radius:14px;padding:6px;display:flex;gap:4px;box-shadow:0 -8px 32px #0000004d;margin-bottom:8px;animation:popup-in .15s ease-out}@keyframes popup-in{0%{opacity:0;transform:translate(-50%) translateY(8px) scale(.9)}to{opacity:1;transform:translate(-50%) translateY(0) scale(1)}}.dict-popup-item{display:flex;flex-direction:column;align-items:center;gap:4px;padding:12px 18px;border:none;background:transparent;color:var(--text-main);border-radius:10px;cursor:pointer;font-size:11px;font-weight:600;font-family:inherit;transition:background .15s}.dict-popup-item:active{background:#f26b5a26}.ocr-overlay{position:fixed;inset:0;z-index:1000;background:#000000b3;display:flex;align-items:center;justify-content:center;padding:24px}.ocr-overlay-card{background:var(--surface-color);border-radius:var(--radius-lg);padding:32px 24px;display:flex;flex-direction:column;align-items:center;gap:16px;min-width:260px;max-width:320px;box-shadow:0 16px 48px #0006}.ocr-overlay-text{font-size:15px;font-weight:700;color:var(--text-main)}.ocr-progress-bar{width:100%;height:6px;background:var(--border-color);border-radius:3px;overflow:hidden}.ocr-progress-fill{height:100%;background:var(--primary-color);border-radius:3px;transition:width .3s ease}.ocr-cancel-btn{background:transparent;border:1px solid var(--border-color);color:var(--text-muted);padding:8px 16px;border-radius:var(--radius-md);font-size:13px;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:6px;font-family:inherit;transition:background .15s}.ocr-cancel-btn:hover{background:#ffffff0d}.voice-pulse-ring{width:72px;height:72px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:#f26b5a1a;animation:voice-pulse 1.5s ease-in-out infinite}@keyframes voice-pulse{0%,to{box-shadow:0 0 #f26b5a4d}50%{box-shadow:0 0 0 16px #f26b5a00}}.topbar-desktop-only{display:none}.top-bar{display:flex;justify-content:space-between;align-items:center;padding-left:var(--spacing-4);padding-right:var(--spacing-4);padding-bottom:var(--spacing-4);padding-top:calc(env(safe-area-inset-top,0px) + var(--spacing-4));background-color:var(--surface-color);border-bottom:1px solid var(--border-color);position:sticky;top:0;z-index:10}.stat-badge{display:flex;align-items:center;gap:var(--spacing-1);font-weight:700;font-size:14px}.stat-badge.streak{color:#ff9f1c}.stat-badge.gems{color:var(--secondary-color)}.stat-badge.hearts{color:var(--danger-color)}.onboarding-screen{display:flex;flex-direction:column;height:100%;padding-left:var(--spacing-6);padding-right:var(--spacing-6);padding-top:calc(env(safe-area-inset-top,0px) + var(--spacing-6));padding-bottom:calc(env(safe-area-inset-bottom,0px) + var(--spacing-6));animation:slideIn .3s ease-out}@keyframes slideIn{0%{opacity:0;transform:translate(20px)}to{opacity:1;transform:translate(0)}}.onboarding-content{flex:1;display:flex;flex-direction:column;justify-content:center}.onboarding-title{font-size:24px;text-align:center;margin-bottom:var(--spacing-8)}.option-btn{background-color:var(--surface-color);border:2px solid var(--border-color);color:var(--text-main);box-shadow:0 4px 0 var(--border-color);margin-bottom:var(--spacing-4);justify-content:space-between}.option-btn:active{box-shadow:0 0 0 var(--border-color)}.option-btn.selected{border-color:var(--primary-color);background-color:#f26b5a1a;color:var(--primary-color)}.bottom-cta{padding:var(--spacing-4) 0;margin-top:auto}@keyframes settingsPanelIn{0%{transform:translate(-100%);opacity:.6}to{transform:translate(0);opacity:1}}@keyframes slideUpSheet{0%{transform:translateY(100%);opacity:.8}to{transform:translateY(0);opacity:1}}@media(min-width:768px){.app-container{flex-direction:row;height:100dvh}.sidebar-brand{display:flex;align-items:center;gap:10px;padding:4px 16px 20px;margin-bottom:8px;border-bottom:1px solid var(--border-color)}.sidebar-brand-icon{width:36px;height:36px;border-radius:8px}.sidebar-brand-name{font-size:18px;font-weight:800;color:var(--primary-color)}.bottom-nav{flex-direction:column;width:220px;min-height:100%;border-top:none;border-right:1px solid var(--border-color);padding:20px 8px;gap:4px;align-items:stretch;order:-1;flex-shrink:0}.nav-item{flex:0;flex-direction:row;justify-content:flex-start;gap:12px;padding:12px 16px;border-radius:12px;transition:background .15s}.nav-item:hover{background:var(--surface-color-light)}.nav-item:active{transform:none}.nav-item.active{background:#f26b5a1a}.nav-item span{font-size:14px;font-weight:600}.nav-item svg{flex-shrink:0}.main-content{max-width:720px;width:100%;margin:0 auto;padding:0 24px}.main-content.no-topbar{padding-top:0}.top-bar{display:none}.topbar-desktop-only{display:block}.study-tab-container .topbar-desktop-only{display:none!important}.sidebar-footer{display:flex;flex-direction:column;gap:4px;margin-top:auto;padding-top:12px;border-top:1px solid var(--border-color)}.sidebar-profile{display:flex;align-items:center;gap:10px;padding:12px 16px;border-radius:12px;cursor:pointer;transition:background .15s;margin-top:4px}.sidebar-profile:hover{background:var(--surface-color-light)}.sidebar-avatar{width:34px;height:34px;border-radius:50%;background:var(--primary-color);display:flex;align-items:center;justify-content:center;color:#1a1a1a;flex-shrink:0}.sidebar-profile-info{display:flex;flex-direction:column;min-width:0}.sidebar-profile-name{font-size:14px;font-weight:700;color:var(--text-main);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sidebar-profile-sub{font-size:11px;color:var(--text-muted)}.sidebar-notif-badge{background:var(--danger-color);color:#fff;font-size:11px;font-weight:700;padding:1px 6px;border-radius:10px;margin-left:auto}.practice-grid{grid-template-columns:repeat(3,1fr)}.path-container{padding-bottom:60px}.dict-popup-menu{bottom:auto;top:100%;margin-bottom:0;margin-top:8px;left:100%;transform:translate(-50%)}}.notif-stack{position:fixed;top:58px;left:50%;transform:translate(-50%);width:min(calc(100vw - 24px),366px);display:flex;flex-direction:column;gap:6px;z-index:8000;pointer-events:none}.notif-toast{pointer-events:all;border:1px solid;border-radius:14px;padding:10px 36px 10px 10px;display:flex;align-items:center;gap:10px;position:relative;overflow:hidden;box-shadow:0 4px 20px #00000038,0 1px 4px #00000024;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);background-color:var(--surface-color);opacity:0;transform:translateY(-12px) scale(.97);transition:opacity .28s cubic-bezier(.34,1.4,.64,1),transform .28s cubic-bezier(.34,1.4,.64,1)}.notif-toast--in{opacity:1;transform:translateY(0) scale(1)}.notif-toast--out{opacity:0;transform:translateY(-8px) scale(.96);transition:opacity .22s ease,transform .22s ease;pointer-events:none}.notif-accent-bar{position:absolute;left:0;top:0;bottom:0;width:3px;border-radius:14px 0 0 14px}.notif-icon-blob{width:36px;height:36px;min-width:36px;border-radius:10px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.notif-content{flex:1;min-width:0;display:flex;flex-direction:column;gap:1px}.notif-title{font-size:13px;font-weight:700;color:var(--text-main);line-height:1.3}.notif-text{font-size:11.5px;color:var(--text-muted);line-height:1.4}.notif-dismiss{position:absolute;top:8px;right:8px;background:#ffffff1a;border:none;color:var(--text-muted);width:20px;height:20px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .15s;padding:0}.notif-dismiss:hover{background:#fff3}.notif-panel-backdrop{position:fixed;inset:0;z-index:8500;background:#00000059;animation:notifBackdropIn .2s ease}@keyframes notifBackdropIn{0%{opacity:0}to{opacity:1}}.notif-panel{position:fixed;top:0;right:0;bottom:0;width:min(92vw,360px);background:var(--bg-color);border-left:1px solid var(--border-color);z-index:8600;display:flex;flex-direction:column;box-shadow:-8px 0 32px #00000038}.notif-panel-header{display:flex;align-items:center;justify-content:space-between;padding:16px 16px 12px;border-bottom:1px solid var(--border-color);flex-shrink:0}.notif-panel-title{font-size:16px;font-weight:800;color:var(--text-main)}.notif-panel-action-btn{background:none;border:none;color:var(--text-muted);padding:6px;border-radius:8px;cursor:pointer;display:flex;align-items:center;transition:background .15s,color .15s}.notif-panel-action-btn:hover{background:var(--surface-color);color:var(--text-main)}.notif-panel-tabs{display:flex;gap:0;padding:8px 16px;border-bottom:1px solid var(--border-color);flex-shrink:0}.notif-panel-tab{flex:1;background:none;border:none;padding:8px 0;font-size:13px;font-weight:700;color:var(--text-muted);cursor:pointer;border-bottom:2px solid transparent;transition:color .15s,border-color .15s;font-family:inherit}.notif-panel-tab.active{color:var(--text-main);border-bottom-color:var(--primary-color)}.notif-panel-body{flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch;padding:8px 0}.notif-panel-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:64px 24px;text-align:center;gap:8px;color:var(--text-muted)}.notif-panel-empty p{margin:0;font-size:15px;font-weight:700;color:var(--text-muted)}.notif-panel-empty span{font-size:13px;color:var(--text-muted);opacity:.7}.notif-panel-item{display:flex;align-items:flex-start;gap:10px;padding:12px 16px;border-bottom:1px solid var(--border-color);position:relative;transition:background .15s}.notif-panel-item:last-child{border-bottom:none}.notif-panel-item:hover{background:var(--surface-color)}.notif-panel-item-icon{width:34px;height:34px;min-width:34px;border-radius:10px;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:1px}.notif-panel-item-avatar{width:34px;height:34px;min-width:34px;border-radius:50%;background:var(--primary-color);color:#1a1a1a;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:800;flex-shrink:0;margin-top:1px}.notif-panel-item-content{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}.notif-panel-item-title{font-size:13px;font-weight:700;color:var(--text-main);line-height:1.3}.notif-panel-item-body{font-size:12px;color:var(--text-muted);line-height:1.4}.notif-panel-item-time{font-size:11px;color:var(--text-muted);opacity:.65;margin-top:2px}.notif-friend-name{font-weight:800;color:var(--text-main)}.notif-panel-item-accent{position:absolute;left:0;top:0;bottom:0;width:2px;border-radius:0;opacity:.6}.notif-panel-item-icon-sm{margin-top:2px;flex-shrink:0;opacity:.5}.notif-bell-btn{position:relative;background:none;border:none;color:var(--text-muted);padding:6px;border-radius:8px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .15s,color .15s}.notif-bell-btn:hover{background:var(--surface-color);color:var(--text-main)}.notif-bell-badge{position:absolute;top:2px;right:2px;min-width:16px;height:16px;border-radius:8px;background:#ef4444;color:#fff;font-size:10px;font-weight:800;display:flex;align-items:center;justify-content:center;padding:0 3px;font-family:inherit;line-height:1;border:1.5px solid var(--bg-color);animation:badgePop .3s cubic-bezier(.34,1.56,.64,1)}@keyframes badgePop{0%{transform:scale(0)}to{transform:scale(1)}}.referral-overlay{display:flex;align-items:center;justify-content:center;background-color:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:2000}.referral-modal{max-width:500px;width:90%;max-height:90vh;border-radius:var(--radius-lg);padding:0;overflow-y:auto;overflow-x:hidden;background:var(--bg-color);box-shadow:0 10px 40px #0006;position:relative;-ms-overflow-style:none;scrollbar-width:none}.referral-modal::-webkit-scrollbar{display:none}.referral-close{position:absolute;top:16px;right:16px;padding:8px;background:#0003!important;color:#fff!important;border-radius:50%;z-index:10}.referral-close:hover{background:#0006!important}.referral-header{background:linear-gradient(135deg,var(--primary-color),var(--primary-color-hover));padding:40px 24px 24px;text-align:center;color:#1a1a1a;border-radius:var(--radius-lg) var(--radius-lg) 0 0}.referral-hero-icon{width:80px;height:80px;background:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;box-shadow:0 8px 16px #0000001a}.referral-headline{font-size:24px;font-weight:900;margin:0 0 12px;line-height:1.2}.referral-subhead{font-size:15px;margin:0;opacity:.9;line-height:1.4}.referral-link-section{padding:24px 24px 16px}.section-label{font-size:12px;font-weight:800;text-transform:uppercase;color:var(--text-muted);margin:0 0 8px;letter-spacing:.5px}.link-box{display:flex;align-items:center;background:var(--surface-color);border:2px solid var(--border-color);border-radius:var(--radius-lg);padding:6px;box-shadow:inset 0 2px 4px #0000001a}.link-text{flex:1;font-family:monospace;font-size:16px;font-weight:700;padding:0 12px;color:var(--text-main);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.copy-btn{padding:10px 16px;border-radius:var(--radius-md);background:var(--primary-color);color:#1a1a1a;font-size:13px;box-shadow:0 3px #b03e2d}.copy-btn.copied{background:var(--success-color);box-shadow:0 3px #05a67d;color:#fff}.share-methods{display:flex;gap:12px;padding:0 24px 24px}.share-method-btn{flex:1;display:flex;flex-direction:column;align-items:center;gap:8px;background:transparent;padding:0;box-shadow:none;border:none}.share-method-btn:active{transform:scale(.95);box-shadow:none}.share-icon-wrapper{width:56px;height:56px;border-radius:16px;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 10px #00000026}.share-label{font-size:12px;font-weight:700;color:var(--text-main)}.milestone-tracker{padding:24px;background:var(--surface-color);border-top:1px solid var(--border-color)}.milestone-title{font-size:16px;font-weight:800;margin:0 0 16px}.milestone-progress-bar{height:12px;background:var(--bg-color);border-radius:6px;margin-bottom:24px;position:relative;border:1px solid var(--border-color);overflow:hidden}.milestone-progress-fill{height:100%;background:var(--primary-color);border-radius:6px;transition:width .5s ease}.milestone-nodes{display:flex;flex-direction:column;gap:12px}.milestone-node{display:flex;align-items:center;gap:12px;padding:12px;border-radius:var(--radius-md);background:var(--bg-color);border:1px solid var(--border-color);opacity:.6;transition:all .3s}.milestone-node.reached{opacity:1;border-color:var(--active-color);background:#ffffff0d}.milestone-icon{width:40px;height:40px;border-radius:50%;background:var(--surface-color);display:flex;align-items:center;justify-content:center;color:var(--text-muted)}.milestone-node.reached .milestone-icon{background:var(--active-color);color:#fff}.milestone-node.reached[style*="#FFD166"] .milestone-icon{color:#1a1a1a}.milestone-info{display:flex;flex-direction:column;justify-content:center}.milestone-count{font-size:12px;font-weight:800;color:var(--text-muted);text-transform:uppercase}.milestone-reward{font-size:15px;font-weight:700;color:var(--text-main)}.milestone-node.reached .milestone-reward{color:var(--active-color)}.partner-banner{margin:0 24px 24px;padding:16px;background:linear-gradient(135deg,#ce82ff1a,#ce82ff33);border:2px solid rgba(206,130,255,.3);border-radius:var(--radius-lg);display:flex;align-items:center;gap:16px;cursor:pointer;transition:all .2s}.partner-banner:hover{transform:translateY(-2px);border-color:#ce82ff;background:linear-gradient(135deg,#ce82ff26,#ce82ff40);box-shadow:0 4px 12px #ce82ff26}.partner-banner-icon{width:44px;height:44px;background:#ce82ff;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0}.partner-banner-text{display:flex;flex-direction:column}.partner-banner-title{font-size:16px;font-weight:800;color:var(--text-main);margin-bottom:2px}.partner-banner-subtitle{font-size:13px;color:var(--text-muted);font-weight:600}.partner-banner-subtitle .arrow{color:#ce82ff;font-weight:800;margin-left:4px;display:inline-block;transition:transform .2s}.partner-banner:hover .arrow{transform:translate(3px)}.install-prompt-overlay{position:fixed;inset:0;background:#00000080;z-index:10000;display:flex;align-items:flex-end;justify-content:center;padding:16px;animation:fadeIn .3s ease}.install-prompt{background:var(--surface-color, #1E1E1E);border-radius:16px;padding:20px;width:100%;max-width:400px;position:relative;animation:slideUp .3s ease}.install-prompt-close{position:absolute;top:12px;right:12px;background:none;border:none;color:var(--text-secondary, #999);cursor:pointer;padding:4px;display:flex;align-items:center;justify-content:center}.install-prompt-header{display:flex;align-items:center;gap:14px;margin-bottom:16px;padding-right:24px}.install-prompt-icon{width:52px;height:52px;border-radius:12px}.install-prompt-header h3{margin:0 0 4px;font-size:17px;color:var(--text-primary, #fff)}.install-prompt-header p{margin:0;font-size:13px;color:var(--text-secondary, #999);line-height:1.3}.install-prompt-steps{display:flex;flex-direction:column;gap:12px}.install-step{display:flex;align-items:center;gap:12px;padding:10px 12px;background:var(--surface-color-light, #2C2C2C);border-radius:10px;color:var(--text-primary, #fff);font-size:14px}.install-step svg{flex-shrink:0;color:var(--primary-color, #FFB703)}.install-note{font-size:14px;color:var(--text-secondary, #999);text-align:center;padding:8px 0;margin:0}.install-btn{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:14px;background:var(--primary-color, #FFB703);color:#000;border:none;border-radius:12px;font-size:16px;font-weight:600;cursor:pointer}.install-btn:active{opacity:.9}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{transform:translateY(100px);opacity:0}to{transform:translateY(0);opacity:1}}