@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap";
:root{--bg-primary:#0b0f19;--bg-secondary:#0f172a;--bg-card:#182030;--bg-card-hover:#222b3d;--border-color:#2b3548;--border-color-hover:#38bdf8;--text-main:#f8fafc;--text-muted:#94a3b8;--text-accent:#38bdf8;--primary-color:#6366f1;--primary-hover:#4f46e5;--primary-gradient:linear-gradient(135deg, #6366f1 0%, #06b6d4 100%);--accent-gradient:linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);--success-color:#10b981;--success-bg:#10b9811a;--error-color:#ef4444;--error-bg:#ef44441a;--warning-color:#f59e0b;--warning-bg:#f59e0b1a;--font-heading:"Outfit", sans-serif;--font-body:"Inter", sans-serif;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -1px #0000000f;--shadow-lg:0 10px 15px -3px #0003, 0 4px 6px -2px #0000001a;--shadow-glow:0 0 20px #6366f133;--sidebar-width:280px;--border-radius-sm:8px;--border-radius-md:12px;--border-radius-lg:20px;--transition-fast:.2s cubic-bezier(.4, 0, .2, 1);--transition-normal:.3s cubic-bezier(.4, 0, .2, 1);--transition-slow:.5s cubic-bezier(.4, 0, .2, 1)}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-primary);color:var(--text-main);font-family:var(--font-body);height:100vh;font-size:15px;line-height:1.6;overflow-x:hidden}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);letter-spacing:-.02em;font-weight:700}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:#334155;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#475569}.scrollbar-hide::-webkit-scrollbar{display:none}.badge{text-transform:uppercase;letter-spacing:.05em;border-radius:9999px;align-items:center;padding:4px 10px;font-size:11px;font-weight:600;display:inline-flex}.badge-primary{color:#a5b4fc;background:#6366f126;border:1px solid #6366f14d}.badge-secondary{color:#67e8f9;background:#06b6d426;border:1px solid #06b6d44d}.topic-badge-selector{cursor:pointer;background:var(--primary-gradient);text-transform:uppercase;letter-spacing:.05em;box-shadow:var(--shadow-glow);transition:all var(--transition-fast) ease;border:1.5px solid #ffffff26;border-radius:30px;align-items:center;padding:8px 18px;font-size:13px;font-weight:600;display:inline-flex;position:relative;z-index:1010!important;color:#fff!important}.topic-badge-selector:hover{border-color:#ffffff59;transform:translateY(-1.5px);box-shadow:0 0 20px #6366f173}.topic-badge-selector i.arrow-icon{transition:transform var(--transition-fast);margin-left:8px;font-size:10px}.topic-badge-selector:hover i.arrow-icon{transform:translateY(2px)}.custom-dropdown-menu{border:1.5px solid var(--border-color);border-radius:var(--border-radius-md);z-index:2000;opacity:0;pointer-events:none;min-width:280px;padding:6px 0;transition:opacity .2s,transform .2s cubic-bezier(.4,0,.2,1);position:absolute;top:calc(100% + 8px);left:0;transform:translateY(-8px);box-shadow:0 10px 25px -5px #0009,0 0 20px #6366f133;background:#0f172a!important}.custom-dropdown-menu.open{opacity:1;pointer-events:auto;transform:translateY(0)}.dropdown-item{text-align:left;cursor:pointer;width:100%;transition:all var(--transition-fast);background:0 0;border:none;align-items:center;gap:12px;padding:12px 18px;font-size:13.5px;font-weight:600;display:flex;color:#f1f5f9!important}.dropdown-item:hover{color:#fff!important;background:#6366f133!important}.dropdown-item.active{font-weight:700;color:#a5b4fc!important;background:#6366f14d!important}.dropdown-item .item-emoji{font-size:14px}.dropdown-item .check-icon{color:var(--primary-color);margin-left:auto;font-size:11px}.badge-pos{color:var(--text-muted);background:#94a3b81a;border:1px solid #94a3b833;padding:2px 6px;font-size:10px}.text-success{color:var(--success-color)}.text-error{color:var(--error-color)}.text-warning{color:var(--warning-color)}.text-primary{color:var(--primary-color)}.hidden{display:none!important}.app-container{grid-template-columns:var(--sidebar-width) 1fr;height:100vh;display:grid;overflow:hidden}.sidebar{border-right:1px solid var(--border-color);background-color:#080c14;flex-direction:column;padding:24px;display:flex;overflow-y:auto}.sidebar-header{margin-bottom:40px}.logo-wrapper{align-items:center;gap:12px;display:flex}.logo-icon{border-radius:var(--border-radius-md);background:var(--primary-gradient);color:#fff;width:44px;height:44px;box-shadow:var(--shadow-glow);justify-content:center;align-items:center;font-size:20px;display:flex}.logo-text h1{background:var(--primary-gradient);-webkit-text-fill-color:transparent;-webkit-background-clip:text;font-size:18px}.logo-text p{color:var(--text-muted);font-size:11px;font-weight:500}.topic-selector-card{display:none!important}.topic-lbl{color:var(--text-muted);letter-spacing:.08em;text-transform:uppercase;margin-bottom:8px;font-size:10px;font-weight:700;display:block}.topic-lbl i{color:var(--primary-color);margin-right:4px}.select-dropdown-container{width:100%;position:relative}.topic-dropdown{border:1.5px solid var(--border-color);border-radius:var(--border-radius-md);color:#fff;cursor:pointer;width:100%;transition:var(--transition-fast);appearance:none;background-color:#0f172ab3;outline:none;padding:10px 32px 10px 14px;font-size:13px;font-weight:500}.topic-dropdown:focus{border-color:var(--primary-color);background-color:#0f172af2;box-shadow:0 0 10px #6366f140}.select-dropdown-container:after{content:"";color:var(--text-muted);pointer-events:none;font-family:"Font Awesome 6 Free";font-size:10px;font-weight:900;position:absolute;top:50%;right:14px;transform:translateY(-50%)}.topic-dropdown option{color:#fff;background-color:#1e293b;padding:12px}.nav-menu{flex-direction:column;gap:8px;margin-bottom:auto;display:flex}.nav-item{color:var(--text-muted);font-family:var(--font-body);text-align:left;border-radius:var(--border-radius-md);cursor:pointer;transition:var(--transition-fast);background:0 0;border:none;outline:none;align-items:center;gap:14px;padding:12px 16px;font-size:14px;font-weight:500;display:flex}.nav-item i,.nav-item .material-symbols-outlined{justify-content:center;align-items:center;width:20px;font-size:18px;display:inline-flex}.nav-item:hover{color:var(--text-main);background-color:#ffffff08}.nav-item.active{color:#fff;background:var(--primary-gradient);font-weight:600;box-shadow:0 4px 12px #6366f140}.progress-widget{border:1px solid var(--border-color);border-radius:var(--border-radius-md);background:#1e293b66;margin-top:30px;padding:16px}.progress-info{justify-content:space-between;align-items:center;margin-bottom:8px;display:flex}.progress-label{color:var(--text-muted);font-size:12px;font-weight:500}.progress-percentage{font-size:14px;font-family:var(--font-heading);color:var(--text-accent);font-weight:700}.progress-bar-container{background-color:#ffffff0d;border-radius:3px;height:6px;margin-bottom:8px;overflow:hidden}.progress-bar-fill{background:var(--primary-gradient);height:100%;transition:width var(--transition-slow);border-radius:3px}.progress-details{color:var(--text-muted);font-size:11px}.main-content{background-color:var(--bg-secondary);flex-direction:column;display:flex;overflow:hidden}.top-bar{border-bottom:1px solid var(--border-color);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:100;background-color:#0f172acc;justify-content:space-between;align-items:center;padding:20px 40px;display:flex;position:relative}.header-title{align-items:center;gap:12px;display:flex}.header-title h2{font-size:20px;font-weight:700}.top-actions{align-items:center;gap:16px;display:flex}.search-box{width:260px;position:relative}.search-box i{color:var(--text-muted);font-size:14px;position:absolute;top:50%;left:14px;transform:translateY(-50%)}.search-box input{border:1px solid var(--border-color);color:#fff;width:100%;font-family:var(--font-body);transition:var(--transition-fast);background-color:#1e293b99;border-radius:9999px;outline:none;padding:10px 16px 10px 38px;font-size:13.5px}.search-box input:focus{border-color:var(--primary-color);background-color:#1e293be6;box-shadow:0 0 0 2px #6366f133}.action-btn{border:1px solid var(--border-color);color:var(--text-main);cursor:pointer;width:40px;height:40px;transition:var(--transition-fast);background-color:#1e293b99;border-radius:50%;justify-content:center;align-items:center;font-size:15px;display:flex}.action-btn:hover{border-color:var(--primary-color);color:var(--text-accent);background-color:#6366f126}.content-panel{flex:1;padding:30px 40px;display:none;overflow-y:auto}.content-panel.active{flex-direction:column;display:flex}.filter-wrapper{border:1px solid var(--border-color);border-radius:var(--border-radius-md);background:#121926;flex-direction:column;gap:12px;margin-bottom:24px;padding:16px 20px;display:flex}.filter-group{align-items:center;gap:16px;display:flex;overflow:hidden}.filter-label{color:var(--text-muted);flex-shrink:0;width:100px;font-size:13px;font-weight:600}.filter-buttons{flex:1;gap:8px;padding-bottom:4px;display:flex;overflow-x:auto}.filter-btn{border:1px solid var(--border-color);color:var(--text-muted);font-family:var(--font-body);cursor:pointer;white-space:nowrap;transition:var(--transition-fast);background:#1e293b99;border-radius:9999px;padding:6px 14px;font-size:13px;font-weight:500}.filter-btn:hover{color:var(--text-main);background:#ffffff08}.filter-btn.active{background:var(--text-accent);color:var(--bg-primary);border-color:var(--text-accent);font-weight:600}.vocab-grid{grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:20px;padding-bottom:40px;display:grid}.vocab-card{background-color:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius-md);transition:transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);flex-direction:column;padding:20px;display:flex;position:relative;overflow:hidden}.vocab-card:hover{border-color:var(--border-color-hover);box-shadow:var(--shadow-lg), var(--shadow-glow);transform:translateY(-4px)}.card-stars{color:var(--warning-color);font-size:11px;position:absolute;top:20px;right:20px}.vocab-card-header{flex-direction:column;gap:6px;margin-bottom:12px;display:flex}.word-row{align-items:center;gap:8px;display:flex}.card-word{color:#fff;font-size:20px;font-weight:700}.word-pronounce-row{align-items:center;gap:12px;font-size:13.5px;display:flex}.card-ipa{color:var(--text-accent);font-style:italic;font-weight:500}.card-image-wrapper{border-radius:var(--border-radius-sm);background-color:#fff;border:1px solid #ffffff1a;width:100%;height:auto;margin-bottom:12px;overflow:hidden}.card-image{object-fit:contain;width:100%;height:auto;transition:transform var(--transition-normal) ease;display:block}.vocab-card:hover .card-image{transform:scale(1.05)}.flashcard-image-wrapper{background-color:#fff;border:1px solid #ffffff1a;border-left:none;border-right:none;border-radius:0;justify-content:center;align-items:center;display:flex;overflow:hidden;flex-shrink:0!important;width:calc(100% + 60px)!important;max-width:none!important;height:280px!important;margin:10px -30px 20px!important}.flashcard-image{object-fit:contain;background-color:#fff;width:100%;height:100%;display:block}.vocab-card-body{flex-direction:column;flex:1;gap:12px;display:flex}.card-translation{color:#e2e8f0;font-size:16px;font-weight:600}.card-explanation{color:var(--text-muted);border-radius:var(--border-radius-sm);border-left:2.5px solid var(--primary-color);background:#0f172a4d;padding:8px 12px;font-size:13.5px}.card-examples-section{flex-direction:column;gap:8px;margin-top:4px;display:flex}.example-item{border-left:1.5px dashed #ffffff26;padding-left:8px;font-size:13px;line-height:1.4}.example-eng{color:#e2e8f0;cursor:pointer;transition:var(--transition-fast);align-items:center;gap:6px;font-weight:500;display:inline-flex}.example-eng:hover{color:var(--text-accent)}.example-eng i{opacity:.6;font-size:10px}.example-vie{color:var(--text-muted);font-style:italic}.card-footer{border-top:1px solid #ffffff0d;gap:10px;margin-top:20px;padding-top:16px;display:flex}.card-btn{border:1px solid var(--border-color);color:var(--text-main);font-family:var(--font-body);border-radius:var(--border-radius-sm);cursor:pointer;transition:var(--transition-fast);background-color:#1e293bcc;flex:1;justify-content:center;align-items:center;gap:6px;padding:8px 10px;font-size:12px;font-weight:600;display:flex}.card-btn:hover{border-color:var(--text-accent);color:var(--text-accent);background-color:#38bdf81a}.card-btn-mastered{color:#6ee7b7;background-color:#10b9810d;border-color:#10b98133}.card-btn-mastered:hover{border-color:var(--success-color);color:#fff;background-color:#10b98126}.card-btn-mastered.active{background-color:var(--success-color);border-color:var(--success-color);color:#0b0f19}.speaker-btn{color:var(--text-muted);cursor:pointer;transition:var(--transition-fast);background:0 0;border:none;border-radius:50%;outline:none;padding:4px}.speaker-btn:hover{color:var(--text-accent);background-color:#ffffff0d}.flashcard-container{flex-direction:column;align-items:center;gap:20px;max-width:540px;margin:40px auto;display:flex}.flashcard-helper{text-align:center;color:var(--text-muted);font-size:13px}.flashcard-wrapper{perspective:1200px;cursor:pointer;width:100%;height:640px}.flashcard{width:100%;height:100%;transform-style:preserve-3d;border-radius:var(--border-radius-lg);box-shadow:var(--shadow-lg), 0 20px 40px #0000004d;transition:transform .6s cubic-bezier(.4,0,.2,1);position:relative}.flashcard.flipped{transform:rotateY(180deg)}.flashcard-face{backface-visibility:hidden;border-radius:var(--border-radius-lg);text-align:center;border:1px solid #ffffff1a;flex-direction:column;justify-content:center;align-items:center;width:100%;height:100%;padding:30px;display:flex;position:absolute}.flashcard-front{background:linear-gradient(145deg,#1e293b 0%,#0f172a 100%)}.flashcard-front h3{color:#fff;margin-bottom:12px;font-size:36px}.flashcard-front .card-ipa{margin-bottom:24px;font-size:18px}.card-hint{color:var(--text-muted);text-transform:uppercase;letter-spacing:.1em;margin-top:auto;font-size:12px}.flashcard-back{background:linear-gradient(145deg,#0f172a 0%,#1e293b 100%);transform:rotateY(180deg)}.flashcard-back h3{color:#fff;margin-bottom:4px;font-size:28px}.flashcard-back .card-pos{margin-bottom:14px}.flashcard-back .card-definition{color:var(--text-accent);margin-bottom:16px;font-size:20px;font-weight:700}.card-back-body{text-align:left;border-radius:var(--border-radius-md);background-color:#0f172a66;border:1px solid #ffffff08;width:100%;margin-bottom:20px;padding:16px}.card-usage-title{text-transform:uppercase;color:var(--text-muted);letter-spacing:.05em;margin-bottom:6px;font-size:12px}.card-usage-desc{color:#e2e8f0;font-size:13.5px}.card-back-controls,.card-front-controls{gap:12px;width:100%;display:flex}.card-front-controls{margin-top:12px;margin-bottom:24px}.card-back-viet-pronounce{color:#38bdf8;margin-top:-2px;margin-bottom:12px;font-size:14px;font-style:italic}.card-phonics{color:#f59e0b;letter-spacing:.06em;text-align:center;margin-top:4px;margin-bottom:8px;font-size:13px;font-weight:700}.card-back-tip-box{border-radius:var(--border-radius-sm);color:#ffedd5;text-align:left;background-color:#f59e0b14;border-left:3px solid #f59e0b;align-items:flex-start;gap:8px;margin-top:16px;padding:10px 14px;font-size:13px;display:flex}.card-audio-btn,.card-ext-link{border-radius:var(--border-radius-sm);font-family:var(--font-body);cursor:pointer;transition:var(--transition-fast);flex:1;justify-content:center;align-items:center;gap:8px;padding:10px 14px;font-size:13px;font-weight:600;display:flex}.card-audio-btn{background-color:var(--primary-color);border:1px solid var(--primary-color);color:#fff}.card-audio-btn:hover{background-color:var(--primary-hover);border-color:var(--primary-hover)}.card-ext-link{border:1px solid var(--border-color);color:var(--text-main);background-color:#1e293bcc;text-decoration:none}.card-ext-link:hover{border-color:var(--text-accent);color:var(--text-accent);background-color:#ffffff0d}.flashcard-navigation{align-items:center;gap:20px;margin-top:10px;display:flex}.nav-card-btn{border:1px solid var(--border-color);color:var(--text-main);font-family:var(--font-body);border-radius:var(--border-radius-sm);cursor:pointer;transition:var(--transition-fast);background-color:#1e293b99;align-items:center;gap:8px;padding:8px 20px;font-size:13.5px;font-weight:600;display:flex}.nav-card-btn:hover{border-color:var(--text-accent);color:var(--text-accent);background-color:#38bdf81a}.card-counter{font-family:var(--font-heading);color:var(--text-muted);font-weight:700}.flashcard-status-btn-wrapper{margin-top:10px}.mastered-toggle-btn{border:1px dashed var(--border-color);color:var(--text-muted);font-family:var(--font-body);cursor:pointer;transition:var(--transition-fast);background:0 0;border-radius:9999px;align-items:center;gap:8px;padding:8px 16px;font-size:13px;display:flex}.mastered-toggle-btn:hover{color:var(--success-color);border-color:var(--success-color);background-color:var(--success-bg)}.mastered-toggle-btn.active{color:#fff;border-color:var(--success-color);background-color:var(--success-color);font-weight:600}.card-badge{text-transform:uppercase;letter-spacing:.05em;color:#fff;border-radius:var(--border-radius-sm);z-index:10;box-shadow:var(--shadow-sm);background-color:#6366f1;padding:5px 10px;font-size:10px;font-weight:700;position:absolute;top:16px;left:16px}.dialogue-container{max-width:800px;margin:0 auto 40px}.manga-hero-banner{border-radius:var(--border-radius-lg) var(--border-radius-lg) 0 0;border-bottom:2px solid var(--primary-color);background-image:linear-gradient(#0f172a66,#0f172ad9),url(/assets/images/hanoi_background.png);background-position:50%;background-size:cover;flex-direction:column;justify-content:flex-end;width:100%;height:180px;padding:24px 30px;display:flex;position:relative;overflow:hidden}.manga-hero-banner h3{color:#fff;text-shadow:0 2px 4px #00000080;font-size:24px;font-family:var(--font-heading);margin-bottom:4px;font-weight:800}.manga-hero-banner p{color:#e2e8f0;text-shadow:0 1px 2px #00000080;font-size:13.5px}.manga-storyboard{background-color:var(--bg-card);border:1px solid var(--border-color);border-radius:0 0 var(--border-radius-lg) var(--border-radius-lg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-top:none;flex-direction:column;gap:32px;padding:40px 30px;display:flex}.manga-panel{align-items:flex-start;gap:20px;width:100%;display:flex;position:relative}.manga-avatar-wrapper{flex-direction:column;flex-shrink:0;align-items:center;gap:6px;display:flex}.manga-avatar{object-fit:cover;background-color:var(--bg-primary);width:64px;height:64px;transition:transform var(--transition-fast);border-radius:50%;box-shadow:0 4px 10px #00000040}.manga-panel:hover .manga-avatar{transform:scale(1.08)}.manga-avatar-name{color:var(--text-muted);font-size:11.5px;font-weight:700}.manga-bubble{border-radius:var(--border-radius-md);max-width:70%;box-shadow:var(--shadow-md);-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);background-color:#1e293bf2;flex-direction:column;gap:8px;padding:16px 20px;display:flex;position:relative}.manga-left{justify-content:flex-start}.manga-left .manga-avatar{border:2px solid var(--primary-color)}.manga-left .manga-avatar-name{color:#a5b4fc}.manga-left .manga-bubble{border:1.5px solid #6366f180;border-left:4px solid var(--primary-color)}.manga-left .manga-bubble:before{content:"";border:6px solid #0000;border-left-width:0;border-right:10px solid #6366f180;position:absolute;top:22px;left:-10px}.manga-right{flex-direction:row-reverse;justify-content:flex-start}.manga-right .manga-avatar{border:2px solid var(--text-accent)}.manga-right .manga-avatar-name{color:var(--text-accent)}.manga-right .manga-bubble{border:1.5px solid #38bdf880;border-right:4px solid var(--text-accent)}.manga-right .manga-bubble:before{content:"";border:6px solid #0000;border-left:10px solid #38bdf880;border-right-width:0;position:absolute;top:22px;right:-10px}.manga-bubble-header{border-bottom:1px dashed #ffffff0d;justify-content:space-between;align-items:center;padding-bottom:4px;display:flex}.manga-eng{color:#fff;font-size:14.5px;font-weight:500;line-height:1.5}.manga-vie{color:var(--text-muted);font-size:13px;font-style:italic;line-height:1.4}.manga-bubble-actions{align-self:flex-end;gap:6px;margin-top:4px;display:flex}.manga-bubble-actions button{color:var(--text-muted);cursor:pointer;transition:var(--transition-fast);background:0 0;border:none;padding:2px 4px;font-size:13px}.manga-bubble-actions button:hover{color:var(--text-accent)}.manga-bubble-actions button.active{color:var(--warning-color)!important}.manga-explanation{color:#cbd5e1;border-top:1px dashed #ffffff26;width:100%;margin-top:10px;padding-top:10px;font-size:12.5px;line-height:1.5;animation:.25s ease-out slideUp}.manga-explanation.hidden{display:none}.manga-explanation strong{color:var(--text-accent)}.manga-sfx{font-family:var(--font-heading);color:var(--warning-color);border:1.5px solid var(--warning-color);pointer-events:none;z-index:5;background:#0f172abf;border-radius:6px;padding:3px 10px;font-size:16px;font-style:italic;font-weight:900;animation:1.5s ease-in-out infinite sfxPulse;position:absolute;box-shadow:0 0 12px #f59e0b59}.manga-left .manga-sfx{top:-12px;right:40px;transform:rotate(6deg)}.manga-right .manga-sfx{top:-12px;left:40px;transform:rotate(-6deg)}@keyframes sfxPulse{0%,to{transform:scale(1)rotate(-6deg)}50%{transform:scale(1.08)rotate(-4deg)}}.manga-left .manga-sfx{animation-name:sfxPulseLeft}@keyframes sfxPulseLeft{0%,to{transform:scale(1)rotate(6deg)}50%{transform:scale(1.08)rotate(4deg)}}.grid-2-col{grid-template-columns:1fr 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var(--border-color);background:#ffffff0d}.grammar-nav-btn.prev:hover:not(:disabled){color:#fff;background:#ffffff1a}.grammar-nav-btn.next{background:var(--primary-color);color:#fff;box-shadow:0 4px 12px #6366f14d}.grammar-nav-btn.next:hover:not(:disabled){background:#4f46e5}.grammar-nav-btn:disabled{opacity:.4;cursor:not-allowed}.login-gate-overlay{z-index:9999;background:radial-gradient(circle at 50% 20%,#1e1b4b 0%,#0f172a 60%,#020617 100%);justify-content:center;align-items:center;width:100vw;min-height:100vh;padding:20px;display:flex;position:fixed;top:0;left:0;overflow-y:auto}.login-gate-card{-webkit-backdrop-filter:blur(16px);background:#1e293bb3;border:1px solid #ffffff1f;border-radius:20px;width:100%;max-width:440px;padding:36px 32px;animation:.4s ease-out loginGateFadeIn;box-shadow:0 25px 50px -12px #00000080,0 0 30px #6366f126}@keyframes loginGateFadeIn{0%{opacity:0;transform:translateY(16px)scale(.98)}to{opacity:1;transform:translateY(0)scale(1)}}.login-gate-brand{text-align:center;margin-bottom:28px}.login-gate-icon{color:#fff;background:linear-gradient(135deg,#6366f1 0%,#a855f7 100%);border-radius:18px;justify-content:center;align-items:center;width:64px;height:64px;margin:0 auto 16px;font-size:28px;display:flex;box-shadow:0 8px 20px #6366f166}.login-gate-title{color:#fff;letter-spacing:-.02em;margin:0 0 6px;font-size:24px;font-weight:800}.login-gate-subtitle{color:#94a3b8;margin:0;font-size:14px;line-height:1.5}.login-gate-alert-error{color:#fca5a5;background:#ef444426;border:1px solid #ef44444d;border-radius:10px;align-items:center;gap:10px;margin-bottom:20px;padding:12px 16px;font-size:13px;display:flex}.login-gate-field{margin-bottom:18px}.login-gate-label{color:#cbd5e1;margin-bottom:8px;font-size:13px;font-weight:600;display:block}.login-gate-input-wrapper{align-items:center;display:flex;position:relative}.login-gate-input-wrapper i{color:#64748b;pointer-events:none;font-size:15px;position:absolute;left:14px}.login-gate-input{color:#fff;background:#0f172a99;border:1px solid #ffffff26;border-radius:12px;outline:none;width:100%;padding:12px 14px 12px 42px;font-size:14px;transition:all .2s}.login-gate-input:focus{background:#0f172ad9;border-color:#818cf8;box-shadow:0 0 0 3px #818cf833}.login-gate-submit-btn{color:#fff;cursor:pointer;background:linear-gradient(135deg,#6366f1 0%,#8b5cf6 100%);border:none;border-radius:12px;justify-content:center;align-items:center;gap:8px;width:100%;margin-top:8px;padding:14px;font-size:15px;font-weight:700;transition:all .2s;display:flex;box-shadow:0 4px 14px #6366f159}.login-gate-submit-btn:hover:not(:disabled){opacity:.95;transform:translateY(-1px);box-shadow:0 6px 20px #6366f173}.login-gate-submit-btn:disabled{opacity:.6;cursor:not-allowed}.login-gate-footer{text-align:center;color:#64748b;margin-top:24px;font-size:12px}.login-gate-spinner{border:2px solid #ffffff4d;border-top-color:#fff;border-radius:50%;width:20px;height:20px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}