:root{--portal-bg: #f8fafc;--portal-surface: #ffffff;--portal-surface-alt: #f1f5f9;--portal-border: #e2e8f0;--portal-border-hover: #cbd5e1;--portal-dark: #0f172a;--portal-dark-surface: #1e293b;--portal-dark-border: rgba(255, 255, 255, .12);--portal-yellow: #f59e0b;--portal-yellow-bright: #fbbf24;--portal-yellow-glow: rgba(245, 158, 11, .35);--portal-yellow-light: #fef3c7;--portal-yellow-text: #92400e;--text-dark-primary: #0f172a;--text-dark-secondary: #475569;--text-dark-muted: #94a3b8;--text-light-primary: #ffffff;--status-success: #10b981;--status-success-light: #ecfdf5;--status-success-text: #065f46;--status-danger: #ef4444;--status-danger-light: #fef2f2;--status-danger-text: #991b1b;--status-blue: #0284c7;--status-blue-light: #f0f9ff;--status-blue-text: #075985;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 20px;--radius-pill: 9999px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .04);--shadow-md: 0 4px 12px -2px rgba(15, 23, 42, .06), 0 2px 4px -1px rgba(0, 0, 0, .04);--shadow-lg: 0 12px 28px -6px rgba(15, 23, 42, .08), 0 4px 8px -2px rgba(0, 0, 0, .03);--shadow-yellow: 0 4px 14px rgba(245, 158, 11, .35)}body{margin:0;padding:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background-color:var(--portal-bg);color:var(--text-dark-secondary);-webkit-font-smoothing:antialiased}*{box-sizing:border-box}.portal-body{background-color:var(--portal-bg);min-height:100vh}.portal-nav{background-color:#fffffff0;border-bottom:1px solid var(--portal-border);position:sticky;top:0;z-index:100;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);display:flex;align-items:center;padding:0 24px;height:60px;box-shadow:var(--shadow-sm)}.portal-nav .brand{color:var(--text-dark-primary);display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:16px;text-decoration:none}.brand-icon{width:32px;height:32px;border-radius:var(--radius-sm);background:linear-gradient(135deg,#fbbf24,#f59e0b);color:#000;font-weight:900;display:flex;align-items:center;justify-content:center;font-size:15px;box-shadow:0 2px 8px #f59e0b4d}.brand-mascot-avatar{width:38px;height:38px;border-radius:50%;object-fit:contain;background:radial-gradient(circle,#201305,#0a0e17);border:2px solid #f59e0b;box-shadow:0 0 14px #f59e0b66,0 2px 6px #00000080;transition:transform .25s cubic-bezier(.16,1,.3,1),box-shadow .25s ease}.brand-mascot-avatar:hover{transform:scale(1.08) rotate(3deg);box-shadow:0 0 20px #f59e0ba6,0 4px 10px #0009}.user-badge{display:flex;align-items:center;gap:8px;background:var(--portal-surface);padding:6px 14px;border-radius:var(--radius-pill);border:1px solid var(--portal-border);margin-left:auto;box-shadow:var(--shadow-sm)}.user-avatar{width:24px;height:24px;border-radius:50%;background:linear-gradient(135deg,#fbbf24,#f59e0b);color:#000;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:11px}.user-role{font-size:12px;color:var(--text-dark-secondary);font-weight:600}.portal-tabs-bar{background-color:#fff;border-bottom:1px solid var(--portal-border);position:sticky;top:60px;z-index:90}.portal-tabs{display:flex;align-items:center;gap:8px;overflow-x:auto;padding:10px 24px;scrollbar-width:none}.portal-tabs::-webkit-scrollbar{display:none}.portal-tab{display:inline-flex;align-items:center;gap:6px;padding:7px 16px;border-radius:var(--radius-pill);font-size:13px;font-weight:600;color:var(--text-dark-secondary);background:#f8fafc;border:1px solid var(--portal-border);text-decoration:none;cursor:pointer;transition:all .2s ease}.portal-tab:hover{background-color:#fff;border-color:var(--portal-yellow);color:var(--text-dark-primary);transform:translateY(-1px)}.portal-tab.active{background:linear-gradient(135deg,#fbbf24,#f59e0b);color:#000;border-color:#f59e0b;font-weight:800;box-shadow:0 2px 10px #f59e0b59}.app-shell{display:flex;min-height:100vh;background-color:var(--portal-bg)}.app-sidebar{width:265px;min-width:265px;background:linear-gradient(180deg,#0d121f,#090d16 55%,#05070c);border-right:1px solid rgba(255,255,255,.07);height:100vh;position:sticky;top:0;display:flex;flex-direction:column;z-index:100;color:#fff;box-shadow:4px 0 25px #00000059;-webkit-user-select:none;user-select:none}.sidebar-header{padding:15px 16px 14px;border-bottom:1px solid rgba(255,255,255,.06);display:flex;align-items:center;justify-content:space-between;background:linear-gradient(180deg,rgba(255,255,255,.02) 0%,transparent 100%)}.sidebar-brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:#fff;transition:opacity .2s ease}.sidebar-brand:hover{opacity:.92}.brand-mascot-avatar{width:36px;height:36px;border-radius:10px;border:1.5px solid rgba(245,158,11,.5);background:radial-gradient(circle at 35% 30%,#2e2416,#13100c);padding:3px;box-shadow:0 0 14px #f59e0b40,inset 0 1px 1px #fff3;transition:transform .25s cubic-bezier(.16,1,.3,1),box-shadow .25s ease}.sidebar-brand:hover .brand-mascot-avatar{transform:scale(1.05);box-shadow:0 0 18px #f59e0b73}.sidebar-brand-name{font-size:15px;font-weight:800;letter-spacing:-.02em;display:flex;flex-direction:column;line-height:1.15;color:#f8fafc}.sidebar-brand-name span{font-size:9.5px;color:#f59e0b;font-weight:800;text-transform:uppercase;letter-spacing:.12em;margin-top:2px;display:inline-flex;align-items:center;gap:5px}.sidebar-brand-name span:before{content:"";display:inline-block;width:5px;height:5px;border-radius:50%;background:#10b981;box-shadow:0 0 6px #10b981}.sidebar-nav-container{flex:1;overflow-y:auto;overflow-x:hidden;scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.1) transparent;padding:4px 0 8px}.sidebar-nav-container::-webkit-scrollbar{width:4px}.sidebar-nav-container::-webkit-scrollbar-track{background:transparent}.sidebar-nav-container::-webkit-scrollbar-thumb{background:#ffffff1f;border-radius:999px}.sidebar-nav-container::-webkit-scrollbar-thumb:hover{background:#f59e0b66}.sidebar-section{padding:10px 8px 2px}.sidebar-section-title{font-size:10px;font-weight:800;text-transform:uppercase;color:#526077;letter-spacing:.1em;padding:0 10px 6px;display:flex;align-items:center;gap:6px}.sidebar-nav-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:2px}.sidebar-nav-item{display:flex;align-items:center;justify-content:space-between;padding:7px 10px;border-radius:8px;color:#94a3b8;text-decoration:none;font-size:13px;font-weight:600;border:1px solid transparent;position:relative;transition:all .18s cubic-bezier(.16,1,.3,1)}.sidebar-nav-item:hover{background:#ffffff0d;color:#f8fafc;transform:translate(2px)}.sidebar-nav-item:hover .sidebar-nav-icon{color:#f59e0b;opacity:1}.sidebar-nav-item.active{color:#fff;background:linear-gradient(90deg,#f59e0b2e,#f59e0b0d);font-weight:700;border:1px solid rgba(245,158,11,.35);box-shadow:0 2px 14px #f59e0b26,inset 0 1px #ffffff1f;transform:translate(0)}.sidebar-nav-item.active:before{content:"";position:absolute;left:-8px;top:50%;transform:translateY(-50%);width:3.5px;height:18px;background:#f59e0b;border-radius:0 3px 3px 0;box-shadow:0 0 10px #f59e0b,0 0 4px #fbbf24}.sidebar-nav-item.active .sidebar-nav-icon{color:#fbbf24;opacity:1;filter:drop-shadow(0 0 6px rgba(245,158,11,.6))}.sidebar-nav-item.active .sidebar-badge{background:#f59e0b38;color:#fbbf24;border:1px solid rgba(245,158,11,.45);font-weight:800;box-shadow:0 0 8px #f59e0b33}.sidebar-nav-left{display:flex;align-items:center;gap:10px}.sidebar-nav-icon{width:16px;height:16px;opacity:.75;color:#8191a6;flex-shrink:0;transition:all .2s ease}.sidebar-badge{font-size:10.5px;font-weight:700;padding:2px 7.5px;border-radius:9999px;background:#ffffff0d;color:#8fa0b5;border:1px solid rgba(255,255,255,.08);letter-spacing:.01em;transition:all .2s ease;line-height:1.35}.sidebar-nav-item:hover .sidebar-badge{background:#ffffff17;color:#e2e8f0;border-color:#ffffff24}.sidebar-badge.badge-green{color:#34d399!important;background:#10b9811f!important;border-color:#10b98140!important}.sidebar-badge.badge-amber{color:#fbbf24!important;background:#f59e0b24!important;border-color:#f59e0b47!important}.sidebar-badge.badge-cyan{color:#38bdf8!important;background:#38bdf81f!important;border-color:#38bdf840!important}.sidebar-footer{margin-top:auto;padding:10px 11px 12px;border-top:1px solid rgba(255,255,255,.06);background:#05080e99;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}.sidebar-plan-card{background:linear-gradient(145deg,#182032cc,#0d121ef2);border:1px solid rgba(255,255,255,.09);border-radius:11px;padding:11px 12px;box-shadow:0 8px 22px -4px #00000073,inset 0 1px #ffffff17;position:relative;overflow:hidden}.sidebar-plan-card:before{content:"";position:absolute;top:-20px;right:-20px;width:75px;height:75px;background:radial-gradient(circle,rgba(245,158,11,.18) 0%,transparent 70%);pointer-events:none}.sidebar-plan-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:4px;position:relative;z-index:1}.sidebar-plan-name{font-size:12.5px;font-weight:800;color:#fff;letter-spacing:-.01em}.sidebar-plan-sub{font-size:10.5px;color:#94a3b8;margin-bottom:8px;font-weight:500;position:relative;z-index:1}.sidebar-plan-bar{height:5px;background:#ffffff14;border-radius:999px;overflow:hidden;box-shadow:inset 0 1px 2px #0006}.sidebar-plan-bar-inner{height:100%;background:linear-gradient(90deg,#f59e0b,#fbbf24);width:100%;border-radius:999px;box-shadow:0 0 10px #f59e0ba6}#sidePlanStatus{font-size:10.5px;font-weight:800;padding:2px 7.5px;border-radius:9999px;background:#f59e0b2e;color:#fbbf24;border:1px solid rgba(245,158,11,.35);box-shadow:0 0 8px #f59e0b33;letter-spacing:.02em}.sidebar-plan-btn{width:100%;margin-top:10px;padding:6.5px 10px;font-size:11.5px;font-weight:700;background:#ffffff0d;border:1px solid rgba(255,255,255,.12);color:#e2e8f0;border-radius:7px;cursor:pointer;transition:all .2s cubic-bezier(.16,1,.3,1);display:flex;align-items:center;justify-content:center;gap:6px;position:relative;z-index:1}.sidebar-plan-btn:hover{background:#f59e0b26;border-color:#f59e0b66;color:#fbbf24;box-shadow:0 0 12px #f59e0b40;transform:translateY(-1px)}.app-main{flex:1;display:flex;flex-direction:column;min-width:0;background-color:var(--portal-bg)}.app-topbar{height:64px;background-color:#fffffff2;border-bottom:1px solid var(--portal-border);position:sticky;top:0;z-index:90;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);display:flex;align-items:center;justify-content:space-between;padding:0 28px;box-shadow:var(--shadow-sm)}.topbar-search-box{display:flex;align-items:center;gap:10px;background-color:#f8fafc;border:1px solid var(--portal-border);border-radius:var(--radius-pill);padding:8px 16px;width:320px;color:var(--text-dark-secondary);font-size:13.5px;transition:all .2s}.topbar-search-box:focus-within{border-color:var(--portal-yellow);background-color:#fff;box-shadow:0 0 0 3px #f59e0b26}.topbar-actions{display:flex;align-items:center;gap:14px}.app-content{padding:28px;max-width:1240px;width:100%;margin:0 auto}.dashboard-two-col{display:grid;grid-template-columns:1fr 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ease}.compact-hub-card:hover{transform:translateY(-3px);border-color:var(--portal-yellow);box-shadow:var(--shadow-lg)}.hub-card-title{font-size:15px;font-weight:800;color:var(--text-dark-primary);margin-bottom:6px;display:flex;justify-content:space-between;align-items:center}.hub-card-desc{font-size:13px;color:var(--text-dark-secondary);line-height:1.5;margin-bottom:16px}.hub-card-footer{margin-top:auto;padding-top:14px;border-top:1px solid #f1f5f9;font-size:12.5px;font-weight:700;color:var(--text-dark-muted);display:flex;justify-content:space-between;align-items:center}@media (max-width: 992px){.dashboard-two-col{grid-template-columns:1fr}}@media (max-width: 768px){.app-sidebar{display:none}.compact-hub-grid{grid-template-columns:1fr}.app-topbar{padding:0 16px}.app-content{padding:16px}}.portal-tab-view{animation:fadeInView .25s cubic-bezier(.16,1,.3,1) forwards}@keyframes fadeInView{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.view-header-bar{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;flex-wrap:wrap;gap:12px}.view-header-title{font-size:22px;font-weight:900;color:var(--text-dark-primary);display:flex;align-items:center;gap:10px}.reader-container,.grammar-container{display:grid;grid-template-columns:320px 1fr;gap:24px;margin-top:24px;margin-bottom:48px;align-items:start}@media (max-width: 900px){.reader-container,.grammar-container{grid-template-columns:1fr}}.reader-sidebar,.grammar-sidebar{background:var(--portal-surface);border:1px solid var(--portal-border);border-radius:var(--radius-lg);padding:20px;box-shadow:var(--shadow-sm);position:sticky;top:130px;max-height:calc(100vh - 150px);overflow-y:auto}.reader-story-list,.grammar-lesson-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:6px}.reader-story-item,.grammar-lesson-item{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;border-radius:var(--radius-sm);border:1px solid transparent;background:#f8fafc;color:var(--text-dark-primary);text-decoration:none;cursor:pointer;transition:all .15s ease}.reader-story-item:hover,.grammar-lesson-item:hover{background:#fff;border-color:var(--portal-border-hover);box-shadow:var(--shadow-sm);transform:translate(2px)}.reader-story-item.active,.grammar-lesson-item.active{background:var(--portal-yellow-light);border-color:var(--portal-yellow);color:var(--portal-yellow-text);font-weight:700}.reader-main,.grammar-content-card{background:var(--portal-surface);border:1px solid var(--portal-border);border-radius:var(--radius-xl);padding:28px 32px;box-shadow:var(--shadow-sm)}.reader-header{display:flex;justify-content:space-between;align-items:flex-start;flex-wrap:wrap;gap:16px;margin-bottom:24px}.reader-audio-bar{background:linear-gradient(135deg,#0b0f19,#1e293b);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius-lg);padding:14px 20px;margin-bottom:24px;display:flex;align-items:center;gap:16px;color:#fff;box-shadow:0 4px 16px #0f172a26}.audio-btn{width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,#fbbf24,#f59e0b);color:#000;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 10px #f59e0b66;transition:all .2s cubic-bezier(.16,1,.3,1);flex-shrink:0}.audio-btn:hover{transform:scale(1.05);background:linear-gradient(135deg,#fde047,#fbbf24)}.story-content{display:flex;flex-direction:column;gap:14px}.sentence-block{padding:16px 18px;background:#f8fafc;border:1px solid var(--portal-border);border-radius:var(--radius-md);cursor:pointer;transition:all .2s ease}.sentence-block:hover{background:#fff;border-color:#cbd5e1;box-shadow:var(--shadow-sm)}.sentence-block.speaking{background:#fffbeb;border-color:var(--portal-yellow);box-shadow:0 0 0 3px #f59e0b26;transform:translate(4px)}.de-sentence{font-size:1.15rem;font-weight:700;color:var(--text-dark-primary);line-height:1.6;margin-bottom:4px}.en-translation{font-size:.95rem;color:var(--text-dark-secondary);font-style:italic;line-height:1.5}.flashcard-wrapper{max-width:620px;margin:0 auto;perspective:1000px}.flashcard{width:100%;min-height:480px;position:relative;transform-style:preserve-3d;transition:transform .6s cubic-bezier(.16,1,.3,1);cursor:pointer}.flashcard.flipped{transform:rotateY(180deg)}.card-face{position:absolute;top:0;right:0;bottom:0;left:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);overflow:hidden}.card-front{background:var(--portal-surface);border:1px solid var(--portal-border);color:var(--text-dark-primary)}.card-back{background:linear-gradient(135deg,#0b0f19,#1e293b);border:1px solid rgba(255,255,255,.15);color:#fff;transform:rotateY(180deg)}.card-word{font-size:2.2rem;font-weight:900;text-align:center;color:var(--text-dark-primary);margin:24px 0}.card-example{background:#ffffff14;border:1px solid rgba(255,255,255,.12);border-radius:var(--radius-md);padding:14px 18px;font-size:.95rem;line-height:1.6;text-align:center}.flashcard-controls{display:flex;justify-content:center;gap:12px;margin-top:24px}.grammar-table{width:100%;border-collapse:collapse;margin:16px 0;font-size:14px}.grammar-table th{background:#f1f5f9;color:var(--text-dark-primary);font-weight:800;text-align:left;padding:10px 14px;border:1px solid var(--portal-border)}.grammar-table td{padding:10px 14px;border:1px solid var(--portal-border);color:var(--text-dark-secondary)}.exercise-box{background:#f8fafc;border:1px solid var(--portal-border);border-radius:var(--radius-lg);padding:24px;margin-top:28px}.printables-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:22px;margin-top:24px}.printable-card{background:var(--portal-surface);border:1px solid var(--portal-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);display:flex;flex-direction:column;overflow:hidden;transition:all .25s cubic-bezier(.16,1,.3,1);position:relative}.printable-card:hover{transform:translateY(-4px);border-color:var(--portal-yellow);box-shadow:0 12px 24px -6px #00000014,0 4px 8px -4px #0000000a}.printable-cover-wrap{position:relative;width:100%;aspect-ratio:16 / 11;background:#f1f5f9;overflow:hidden;cursor:pointer;border-bottom:1px solid var(--portal-border)}.printable-cover-img{width:100%;height:100%;object-fit:cover;object-position:top center;transition:transform .35s ease;display:block}.printable-card:hover .printable-cover-img{transform:scale(1.04)}.printable-hover-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:#0f172a73;display:flex;align-items:center;justify-content:center;opacity:0;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);transition:opacity .2s ease}.printable-card:hover .printable-hover-overlay{opacity:1}.printable-preview-btn-glass{background:#fffffff2;color:#0f172a;padding:8px 16px;border-radius:999px;font-size:12px;font-weight:700;display:flex;align-items:center;gap:6px;box-shadow:0 4px 12px #0003}.printable-badge-level{position:absolute;top:10px;right:10px;background:#0f172ad9;color:#fbbf24;font-size:10px;font-weight:800;padding:3px 8px;border-radius:999px;letter-spacing:.03em;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);border:1px solid rgba(251,191,36,.3)}.printable-info{padding:16px 16px 12px;flex:1;display:flex;flex-direction:column}.printable-meta-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}.printable-category-tag{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:#b45309;background:#fef3c7;padding:2px 8px;border-radius:4px}.printable-page-tag{font-size:11px;color:var(--text-dark-muted);font-weight:600}.printable-title{font-size:15px;font-weight:800;color:var(--text-dark-primary);margin:0 0 6px;line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.printable-desc{font-size:12.5px;color:var(--text-dark-secondary);line-height:1.5;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;flex:1}.printable-card-actions{padding:12px 16px 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ease}.portal-cat-pill:hover{background:#f1f5f9;color:var(--text-dark-primary);border-color:#cbd5e1}.portal-cat-pill.active{background:#0f172a;color:#fff;border-color:#0f172a}.printable-modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172abf;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);z-index:9999;display:flex;align-items:center;justify-content:center;padding:24px;animation:modalFadeIn .2s ease-out}.printable-modal-container{background:#fff;border-radius:16px;max-width:900px;width:100%;max-height:90vh;display:flex;flex-direction:column;overflow:hidden;box-shadow:0 25px 50px -12px #00000059;border:1px solid var(--portal-border)}.printable-modal-header{padding:16px 20px;border-bottom:1px solid 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ease}.btn-checkout-pay:hover{background:linear-gradient(135deg,#fde047,#fbbf24);transform:translateY(-1px);box-shadow:0 6px 22px #f59e0b80}.btn-checkout-demo{width:100%;padding:8.5px;border-radius:8px;background:#ffffff0a;border:1px dashed rgba(245,158,11,.35);color:#fbbf24;font-size:12px;font-weight:700;cursor:pointer;transition:all .2s ease;margin-top:8px;text-align:center}.btn-checkout-demo:hover{background:#f59e0b1f;border-style:solid}