@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Space+Grotesk:wght@400;500;600;700&display=swap";:root{--brand-primary:#2563eb;--brand-secondary:#1d4ed8;--brand-accent:#0284c7;--brand-gradient:linear-gradient(135deg, #1d4ed8 0%, #2563eb 50%, #0284c7 100%);--brand-gradient-hover:linear-gradient(135deg, #1e40af 0%, #1d4ed8 50%, #0369a1 100%);--bg-primary:#fbfbfa;--bg-secondary:#f4f3ee;--bg-surface:#fff;--bg-card:#fff;--bg-card-hover:#faf9f6;--bg-input:#fff;--bg-glass:#ffffffd9;--bg-glass-hover:#fffffff2;--border-color:#e5e3dc;--border-focus:#2563eb;--text-primary:#111827;--text-secondary:#4b5563;--text-muted:#8b929e;--text-accent:#2563eb;--success:#059669;--success-bg:#ecfdf5;--warning:#d97706;--warning-bg:#fffbeb;--danger:#dc2626;--danger-bg:#fef2f2;--info:#0284c7;--info-bg:#f0f9ff;--shadow-sm:0 1px 3px #0f172a0d, 0 1px 2px #0f172a08;--shadow-md:0 4px 6px -1px #0f172a0f, 0 2px 4px -2px #0f172a0a;--shadow-lg:0 10px 15px -3px #0f172a12, 0 4px 6px -4px #0f172a0a;--shadow-glow:0 0 24px #2563eb1f;--shadow-glow-strong:0 0 40px #2563eb38;--radius-sm:6px;--radius-md:10px;--radius-lg:14px;--radius-xl:20px;--radius-full:9999px;--transition-fast:.15s ease;--transition-base:.22s ease;--transition-slow:.35s ease;--font-sans:"Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-display:"Space Grotesk", "Inter", sans-serif;--sidebar-width:260px}[data-theme=dark]{--brand-primary:#3b82f6;--brand-secondary:#2563eb;--brand-accent:#38bdf8;--brand-gradient:linear-gradient(135deg, #2563eb 0%, #3b82f6 50%, #38bdf8 100%);--brand-gradient-hover:linear-gradient(135deg, #1d4ed8 0%, #2563eb 50%, #0284c7 100%);--bg-primary:#0b0f19;--bg-secondary:#111827;--bg-surface:#151d2e;--bg-card:#151d2e;--bg-card-hover:#1c263c;--bg-input:#1a2336;--bg-glass:#151d2ed9;--bg-glass-hover:#151d2ef2;--border-color:#243049;--border-focus:#3b82f6;--text-primary:#f9fafb;--text-secondary:#9ca3af;--text-muted:#6b7280;--text-accent:#60a5fa;--success:#10b981;--success-bg:#10b9811f;--warning:#f59e0b;--warning-bg:#f59e0b1f;--danger:#ef4444;--danger-bg:#ef44441f;--info:#0ea5e9;--info-bg:#0ea5e91f;--shadow-sm:0 1px 3px #0006;--shadow-md:0 4px 10px #00000073;--shadow-lg:0 10px 25px #0000008c;--shadow-glow:0 0 30px #3b82f62e;--shadow-glow-strong:0 0 50px #3b82f647}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-sans);background:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;transition:background var(--transition-base), color 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var(--transition-base);padding:24px}.card:hover{box-shadow:var(--shadow-glow);border-color:#7c3aed33}.glass-card{background:var(--bg-glass);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--border-color);border-radius:var(--radius-lg)}.form-group{flex-direction:column;gap:8px;display:flex}.form-label{color:var(--text-secondary);font-size:.875rem;font-weight:500}.form-input{background:var(--bg-input);border:1px solid var(--border-color);border-radius:var(--radius-md);color:var(--text-primary);transition:all var(--transition-fast);outline:none;width:100%;padding:12px 16px;font-size:.95rem}.form-input:focus{border-color:var(--brand-primary);box-shadow:0 0 0 3px #7c3aed1a}.form-input::placeholder{color:var(--text-muted)}.badge{border-radius:var(--radius-full);align-items:center;gap:4px;padding:4px 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.hero-badge{color:#93c5fd;background:#2563eb26;border-color:#2563eb59}.hero-title{font-family:var(--font-display);letter-spacing:-.03em;color:var(--text-primary);margin-bottom:20px;font-size:clamp(2.4rem,5vw,4rem);font-weight:800;line-height:1.15}.hero-subtitle{color:var(--text-secondary);max-width:680px;margin-bottom:40px;font-size:clamp(1.05rem,1.8vw,1.25rem);line-height:1.6}.shorten-card{width:100%;max-width:780px}.shorten-form-container{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-xl);box-shadow:var(--shadow-md);transition:all var(--transition-base);padding:8px}.shorten-form-container:focus-within{border-color:var(--brand-primary);box-shadow:0 0 0 3px #2563eb26, var(--shadow-md)}.shorten-input-row{align-items:center;gap:8px;display:flex}.input-icon-left{align-items:center;padding-left:16px;display:flex}.shorten-main-input{color:var(--text-primary);background:0 0;border:none;outline:none;flex:1;padding:14px 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auto}.security-grid{text-align:left;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;margin-top:40px;display:grid}.security-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:24px}.security-card h4{color:var(--text-primary);margin-bottom:8px;font-size:1rem;font-weight:700}.security-card p{color:var(--text-secondary);font-size:.88rem;line-height:1.5}.cta-section{text-align:center;max-width:800px;margin:0 auto;padding:90px 24px}.shorten-result-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);text-align:left;flex-direction:column;gap:16px;margin-top:24px;padding:20px 24px;animation:.3s slideUp;display:flex}.result-info{flex-direction:column;gap:8px;display:flex}.result-label-row{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.result-short-url{color:var(--brand-primary);word-break:break-all;font-size:1.25rem;font-weight:700;text-decoration:none}.result-short-url:hover{text-decoration:underline}.result-actions-cluster{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.guest-unlock-banner{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-md);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-top:8px;padding:14px 18px;display:flex}.features-section{max-width:1240px;margin:0 auto;padding:90px 24px;position:relative}.features-grid{grid-template-columns:repeat(3,1fr);gap:28px;display:grid}@media (width<=1024px){.features-grid{grid-template-columns:repeat(2,1fr)}}@media (width<=640px){.features-grid{grid-template-columns:1fr}}.feature-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-xl);transition:all var(--transition-base);flex-direction:column;padding:34px 28px;display:flex;position:relative;overflow:hidden}.feature-card:after{content:"";background:var(--brand-gradient);height:2px;transition:transform var(--transition-base);position:absolute;bottom:0;left:0;right:0;transform:scaleX(0)}.feature-card:hover{box-shadow:0 12px 36px #00000059, var(--shadow-glow);border-color:#7c3aed66;transform:translateY(-5px)}.feature-card:hover:after{transform:scaleX(1)}.feature-icon{border-radius:var(--radius-md);justify-content:center;align-items:center;width:52px;height:52px;margin-bottom:20px;font-size:1.4rem;display:flex;box-shadow:0 4px 12px #00000026}.feature-title{color:var(--text-primary);margin-bottom:10px;font-size:1.15rem;font-weight:700}.feature-desc{color:var(--text-secondary);font-size:.92rem;line-height:1.7}.landing-nav,.navbar{z-index:200;-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--border-color);transition:background var(--transition-base);background:#0a0a14d1;justify-content:space-between;align-items:center;padding:16px 36px;display:flex;position:sticky;top:0;left:0;right:0}[data-theme=light] .landing-nav,[data-theme=light] .navbar{background:#ffffffe0}.nav-logo,.navbar-logo{font-family:var(--font-display);color:var(--text-primary);align-items:center;gap:12px;font-size:1.35rem;font-weight:800;text-decoration:none;display:flex}.nav-logo .logo-icon,.navbar-logo .logo-icon{background:var(--brand-gradient);color:#fff;border-radius:10px;justify-content:center;align-items:center;width:36px;height:36px;display:flex;box-shadow:0 4px 16px #7c3aed59}.nav-actions,.navbar-actions{align-items:center;gap:14px;display:flex}.theme-toggle{background:var(--bg-glass);border:1px solid var(--border-color);width:40px;height:40px;color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast);border-radius:50%;justify-content:center;align-items:center;display:flex}.theme-toggle:hover{color:var(--brand-primary);border-color:var(--brand-primary);background:#7c3aed1a}.stats-row{flex-wrap:wrap;justify-content:center;align-items:center;gap:20px;margin-top:52px;display:flex}.stat-item{background:var(--bg-glass);border:1px solid var(--border-color);border-radius:var(--radius-lg);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);transition:all var(--transition-fast);flex-direction:column;align-items:center;padding:12px 22px;display:flex}.stat-item:hover{border-color:#7c3aed59;transform:translateY(-2px)}.stat-number{font-family:var(--font-display);color:var(--text-primary);font-size:1.25rem;font-weight:700}.stat-desc{color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;margin-top:4px;font-size:.78rem}.landing-footer{border-top:1px solid var(--border-color);background:var(--bg-secondary);z-index:10;padding:40px 24px;position:relative}.footer-content{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:20px;max-width:1200px;margin:0 auto;display:flex}.footer-brand{font-family:var(--font-display);color:var(--text-primary);align-items:center;gap:12px;font-size:1.1rem;font-weight:700;display:flex}.footer-brand .logo-icon{background:var(--brand-gradient);color:#fff;border-radius:8px;justify-content:center;align-items:center;width:32px;height:32px;display:flex}.footer-copy{color:var(--text-muted);font-size:.85rem}.empty-state{text-align:center;color:var(--text-muted);padding:64px 32px}.empty-icon{opacity:.5;margin-bottom:16px;font-size:3rem}.empty-title{color:var(--text-secondary);margin-bottom:8px;font-size:1.1rem;font-weight:600}.empty-desc{margin-bottom:24px;font-size:.875rem}.alert{border-radius:var(--radius-md);align-items:flex-start;gap:10px;padding:14px 18px;font-size:.875rem;font-weight:500;display:flex}.alert-error{background:var(--danger-bg);color:var(--danger);border:1px solid #ef444433}.alert-success{background:var(--success-bg);color:var(--success);border:1px solid #10b98133}.alert-info{background:var(--info-bg);color:var(--info);border:1px solid #06b6d433}.page-header{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:32px;display:flex}.page-title{color:var(--text-primary);font-size:1.75rem;font-weight:700}.page-subtitle{color:var(--text-muted);margin-top:4px;font-size:.9rem}.search-wrap{align-items:center;display:flex;position:relative}.search-icon{color:var(--text-muted);pointer-events:none;position:absolute;left:14px}.search-input{background:var(--bg-input);border:1px solid var(--border-color);border-radius:var(--radius-full);color:var(--text-primary);width:260px;transition:all var(--transition-fast);outline:none;padding:10px 16px 10px 42px;font-size:.875rem}.search-input:focus{border-color:var(--brand-primary);width:300px;box-shadow:0 0 0 3px #7c3aed1a}.qr-container{flex-direction:column;align-items:center;gap:20px;display:flex}.qr-image{border-radius:var(--radius-md);border:4px solid var(--border-color);background:#fff;width:200px;height:200px;overflow:hidden}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.skeleton{background:linear-gradient(90deg, var(--bg-card) 25%, var(--bg-card-hover) 50%, var(--bg-card) 75%);border-radius:var(--radius-sm);background-size:200% 100%;animation:1.5s infinite shimmer}@media (width<=768px){:root{--sidebar-width:0px}.main-content{margin-left:0}.sidebar{transform:translate(-100%)}.sidebar.open{transform:translate(0)}.page-container{padding:20px 16px}.analytics-grid{grid-template-columns:1fr}.stats-grid{grid-template-columns:1fr 1fr}.shorten-input-wrap{border-radius:var(--radius-lg);flex-direction:column;gap:8px;padding:12px}.shorten-btn{justify-content:center;width:100%}.result-box{text-align:center;flex-direction:column}}@media (width<=480px){.stats-grid{grid-template-columns:1fr}.hero-title{font-size:2.2rem}}.badge-admin{color:#c084fc;letter-spacing:.06em;background:#7c3aed33;border:1px solid #7c3aed66;font-weight:700}.badge-user{color:var(--text-secondary);border:1px solid var(--border-color);background:#ffffff0f}.admin-header{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:20px;margin-bottom:32px;display:flex}.admin-stats-grid{grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:20px;margin-bottom:32px;display:grid}.admin-stat-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-xl);transition:all var(--transition-base);align-items:center;gap:20px;padding:24px;display:flex}.admin-stat-card:hover{box-shadow:var(--shadow-glow);border-color:#7c3aed59;transform:translateY(-2px)}.admin-stat-icon{border-radius:var(--radius-lg);flex-shrink:0;justify-content:center;align-items:center;width:52px;height:52px;display:flex}.admin-stat-info{flex-direction:column;display:flex}.admin-stat-val{font-family:var(--font-display);color:var(--text-primary);font-size:1.65rem;font-weight:800;line-height:1.2}.admin-stat-lbl{color:var(--text-muted);margin-top:4px;font-size:.82rem;font-weight:500}.admin-tabs{border-bottom:1px solid var(--border-color);gap:8px;margin-bottom:24px;display:flex}.admin-tab{color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast);background:0 0;border:none;border-bottom:2px solid #0000;align-items:center;gap:8px;padding:12px 22px;font-size:.95rem;font-weight:600;display:flex}.admin-tab:hover{color:var(--text-primary)}.admin-tab.active{color:var(--brand-primary);border-bottom-color:var(--brand-primary)}.admin-toolbar{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-bottom:20px;display:flex}.admin-search-wrap{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-full);align-items:center;gap:10px;width:100%;max-width:380px;padding:8px 18px;display:flex}.admin-search-input{color:var(--text-primary);background:0 0;border:none;outline:none;width:100%;font-size:.88rem}.admin-table-container{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-xl);box-shadow:var(--shadow-sm);overflow-x:auto}.admin-table{border-collapse:collapse;text-align:left;width:100%;font-size:.88rem}.admin-table th{border-bottom:1px solid var(--border-color);color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em;background:#ffffff05;padding:16px 20px;font-size:.72rem;font-weight:600}.admin-table td{border-bottom:1px solid var(--border-color);color:var(--text-primary);vertical-align:middle;padding:16px 20px}.admin-table tr:last-child td{border-bottom:none}.admin-table tr:hover td{background:#ffffff05}.role-badge-btn{border-radius:var(--radius-full);cursor:pointer;transition:all var(--transition-fast);border:1px solid #0000;align-items:center;gap:6px;padding:4px 12px;font-size:.75rem;font-weight:700;display:inline-flex}.role-badge-btn:hover{transform:scale(1.04)}.status-badge-btn{border-radius:var(--radius-full);cursor:pointer;transition:all var(--transition-fast);border:1px solid #0000;align-items:center;gap:6px;padding:4px 12px;font-size:.75rem;font-weight:600;display:inline-flex}.status-badge-btn:hover{transform:scale(1.04)}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.bulk-bar{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-full);box-shadow:0 16px 36px #00000029, var(--shadow-glow);z-index:150;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);align-items:center;gap:16px;padding:10px 24px;animation:.25s slideUp;display:flex;position:fixed;bottom:24px;left:50%;transform:translate(-50%)}.tag-badge{border-radius:var(--radius-full);background:var(--bg-secondary);color:var(--text-secondary);border:1px solid var(--border-color);align-items:center;gap:4px;padding:2px 8px;font-size:.72rem;font-weight:500;display:inline-flex}.tag-badge.clickable{cursor:pointer;transition:all var(--transition-fast)}.tag-badge.clickable:hover,.tag-badge.active{color:var(--brand-primary);background:#2563eb1a;border-color:#2563eb4d}.tab-nav{border-bottom:1px solid var(--border-color);gap:6px;margin-bottom:24px;display:flex;overflow-x:auto}.tab-item{color:var(--text-secondary);cursor:pointer;white-space:nowrap;transition:all var(--transition-fast);background:0 0;border:none;border-bottom:2px solid #0000;align-items:center;gap:8px;padding:12px 18px;font-size:.9rem;font-weight:600;display:flex}.tab-item:hover{color:var(--text-primary)}.tab-item.active{color:var(--brand-primary);border-bottom-color:var(--brand-primary)}.rule-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);transition:all var(--transition-fast);justify-content:space-between;align-items:center;gap:16px;padding:18px 20px;display:flex}.rule-card:hover{border-color:#2563eb4d}.experiment-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-xl);transition:all var(--transition-base);flex-direction:column;gap:16px;padding:24px;display:flex}.experiment-card:hover{box-shadow:var(--shadow-md);border-color:#2563eb59}.variant-row{background:var(--bg-secondary);border-radius:var(--radius-md);border:1px solid var(--border-color);justify-content:space-between;align-items:center;gap:12px;padding:12px 14px;display:flex}.csv-dropzone{border:2px dashed var(--border-color);border-radius:var(--radius-xl);text-align:center;background:var(--bg-card);cursor:pointer;transition:all var(--transition-base);padding:36px 24px}.csv-dropzone:hover,.csv-dropzone.active{border-color:var(--brand-primary);background:#2563eb08}.preview-table-wrap{border:1px solid var(--border-color);border-radius:var(--radius-lg);margin-top:16px;overflow-x:auto}.preview-table{border-collapse:collapse;width:100%;font-size:.85rem}.preview-table th{background:var(--bg-secondary);text-align:left;border-bottom:1px solid var(--border-color);color:var(--text-secondary);padding:10px 14px;font-weight:600}.preview-table td{border-bottom:1px solid var(--border-color);color:var(--text-primary);padding:10px 14px}.preview-table tr:last-child td{border-bottom:none}