:root{--font-sans: "Outfit", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "JetBrains Mono", monospace;--bg-primary: #05060f;--bg-secondary: #0c0e1e;--card-bg: rgba(18, 20, 38, .55);--card-border: rgba(255, 255, 255, .07);--card-border-hover: rgba(99, 102, 241, .4);--text-primary: #f8fafc;--text-secondary: #94a3b8;--text-muted: #64748b;--primary: #6366f1;--primary-glow: rgba(99, 102, 241, .35);--secondary: #a855f7;--secondary-glow: rgba(168, 85, 247, .3);--accent-cyan: #06b6d4;--accent-emerald: #10b981;--grad-primary: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);--grad-highlight: linear-gradient(135deg, var(--secondary) 0%, var(--accent-cyan) 100%);--transition-smooth: all .3s cubic-bezier(.4, 0, .2, 1);--transition-fast: all .15s ease}@media (prefers-color-scheme: light){:root{--bg-primary: #f8fafc;--bg-secondary: #f1f5f9;--card-bg: rgba(255, 255, 255, .75);--card-border: rgba(0, 0, 0, .06);--card-border-hover: rgba(99, 102, 241, .3);--text-primary: #0f172a;--text-secondary: #475569;--text-muted: #94a3b8;--card-bg-highlight: rgba(255, 255, 255, .9)}}*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}body{font-family:var(--font-sans);background-color:var(--bg-primary);color:var(--text-primary);min-height:100vh;overflow-x:hidden;position:relative;display:flex;justify-content:center;align-items:flex-start;padding:1.5rem}.glow-bg{position:fixed;top:0;left:0;width:100vw;height:100vh;z-index:-1;overflow:hidden;pointer-events:none}.blob{position:absolute;border-radius:50%;filter:blur(120px);opacity:.25;transition:var(--transition-smooth)}.blob-purple{top:-10%;right:-5%;width:40vw;height:40vw;background:var(--secondary)}.blob-cyan{bottom:-10%;left:-5%;width:45vw;height:45vw;background:var(--accent-cyan)}.app-container{width:100%;max-width:800px;margin:0 auto;display:flex;flex-direction:column;gap:2rem;padding-bottom:3rem;animation:fadeIn .6s ease-out}.app-header{display:flex;justify-content:space-between;align-items:center;padding:.5rem 0}.logo-area{display:flex;align-items:center;gap:1rem}.app-logo{border-radius:12px;box-shadow:0 8px 24px #6366f140;transition:var(--transition-smooth)}.app-logo:hover{transform:rotate(10deg) scale(1.05)}.app-header h1{font-size:1.75rem;font-weight:800;letter-spacing:-.025em;background:var(--grad-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.subtitle{font-size:.85rem;color:var(--text-secondary);font-weight:500}.mode-tabs{display:flex;background:#0f172a66;border:1px solid var(--card-border);padding:.35rem;border-radius:16px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.tab-item{flex:1;background:none;border:none;padding:1rem;font-family:var(--font-sans);font-size:.95rem;font-weight:600;color:var(--text-secondary);border-radius:12px;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:.5rem;transition:var(--transition-smooth)}.tab-item:hover{color:var(--text-primary)}.tab-item.active{background:var(--card-bg);color:var(--text-primary);box-shadow:0 4px 20px #00000026,0 0 0 1px var(--card-border)}.tab-item svg{opacity:.8;transition:var(--transition-fast)}.tab-item.active svg{stroke:var(--primary);opacity:1}.card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:24px;padding:2rem;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);box-shadow:0 10px 30px -10px #0000004d;transition:var(--transition-smooth);position:relative;overflow:hidden}.card:hover{border-color:var(--card-border-hover);box-shadow:0 15px 35px -5px #6366f114,0 10px 30px -10px #0000004d}.card h2{font-size:1.5rem;font-weight:700;margin-bottom:.5rem;letter-spacing:-.015em}.card-desc{font-size:.95rem;color:var(--text-secondary);margin-bottom:2rem;line-height:1.5}.tool-form{display:flex;flex-direction:column;gap:1.5rem}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem}@media (max-width: 600px){.form-grid{grid-template-columns:1fr}}.form-group{display:flex;flex-direction:column;gap:.5rem}.form-group label{font-size:.85rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary)}.input-wrapper{position:relative}input[type=date],input[type=time]{width:100%;background:#0f172a4d;border:1px solid var(--card-border);border-radius:12px;padding:.85rem 1rem;font-family:var(--font-sans);font-size:1rem;color:var(--text-primary);outline:none;transition:var(--transition-smooth)}input[type=date]:focus,input[type=time]:focus{border-color:var(--primary);background:#0f172a80;box-shadow:0 0 12px #6366f133}.btn{font-family:var(--font-sans);font-weight:600;font-size:.95rem;padding:.85rem 1.5rem;border-radius:12px;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:.5rem;transition:var(--transition-smooth)}.btn-primary{background:var(--grad-primary);color:#fff;box-shadow:0 4px 15px #6366f14d}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px #6366f173}.btn-primary:active{transform:translateY(0)}.btn-secondary{background:#ffffff0f;border:1px solid var(--card-border);color:var(--text-primary)}.btn-secondary:hover{background:#ffffff1a;border-color:var(--text-muted)}.btn-submit{width:100%;padding:1.1rem;font-size:1.05rem;margin-top:.5rem}.results-container{display:flex;flex-direction:column;gap:1.5rem;margin-top:2rem;animation:slideUp .5s cubic-bezier(.4,0,.2,1)}.results-primary{display:grid;grid-template-columns:repeat(3,1fr);gap:1.25rem}.result-box{background:var(--card-bg);border:1px solid var(--card-border);border-radius:20px;padding:1.75rem 1rem;text-align:center;display:flex;flex-direction:column;gap:.25rem;box-shadow:0 4px 15px #0000001a;transition:var(--transition-smooth)}.result-box:hover{transform:translateY(-4px);border-color:var(--primary)}.result-box .number{font-family:var(--font-mono);font-size:2.75rem;font-weight:700;line-height:1.1;background:var(--grad-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.result-box .label{font-size:.85rem;font-weight:600;text-transform:uppercase;color:var(--text-secondary);letter-spacing:.05em}@media (max-width: 550px){.results-primary{grid-template-columns:1fr;gap:1rem}.result-box{padding:1.25rem}.result-box .number{font-size:2.25rem}}.card-live-seconds{text-align:center;padding:1.75rem;background:linear-gradient(135deg,#6366f114,#a855f714);border-color:#6366f133}.live-indicator{display:inline-flex;align-items:center;gap:.5rem;font-size:.75rem;font-weight:700;letter-spacing:.1em;color:var(--primary);background:#6366f11a;padding:.35rem .75rem;border-radius:50px;margin-bottom:.75rem}.pulse-dot{width:6px;height:6px;background-color:var(--primary);border-radius:50%;animation:pulse 1.5s infinite}.mono-number{font-family:var(--font-mono);font-size:2.25rem;font-weight:700;letter-spacing:-.02em;color:var(--text-primary);margin-bottom:.25rem;word-break:break-all}.live-sub{font-size:.8rem;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em}.grid-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:1.25rem}@media (max-width: 700px){.grid-stats{grid-template-columns:1fr 1fr}}@media (max-width: 480px){.grid-stats{grid-template-columns:1fr}}.stat-card{padding:1.5rem;border-radius:20px;display:flex;flex-direction:column;justify-content:center;align-items:flex-start;gap:.25rem}.stat-card h3{font-size:.85rem;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em}.stat-card .stat-value{font-size:1.5rem;font-weight:700;color:var(--text-primary)}.stat-card .stat-value.mono{font-family:var(--font-mono);font-size:1.35rem}.stat-card .stat-label{font-size:.8rem;color:var(--text-muted)}.card-highlight{background:linear-gradient(135deg,#a855f71f,#06b6d41f);border-color:#a855f740;text-align:center;display:flex;flex-direction:column;align-items:center;gap:.5rem;padding:2.5rem 2rem}.highlight-title{font-size:.85rem;font-weight:700;text-transform:uppercase;color:var(--secondary);letter-spacing:.1em;background:#a855f71f;padding:.4rem .9rem;border-radius:50px}.highlight-value{font-family:var(--font-mono);font-size:4rem;font-weight:800;background:var(--grad-highlight);-webkit-background-clip:text;-webkit-text-fill-color:transparent;filter:drop-shadow(0 2px 10px rgba(168,85,247,.2));line-height:1.1}@media (max-width: 500px){.highlight-value{font-size:3rem}}.highlight-desc{font-size:.95rem;color:var(--text-secondary);max-width:480px;line-height:1.5}.card-timeline{display:flex;flex-direction:column;gap:.5rem}.card-timeline h3{font-size:1.15rem;font-weight:700}.timeline-desc{font-size:.85rem;color:var(--text-secondary);margin-bottom:1.5rem}.visual-timeline-container{width:100%;display:flex;flex-direction:column;gap:1rem}.timeline-bar{width:100%;height:24px;background:#0f172a66;border-radius:12px;display:flex;overflow:visible;position:relative;border:1px solid var(--card-border)}.timeline-segment{height:100%;flex:1;transition:var(--transition-smooth)}.timeline-segment.part-1{background:#6366f140;border-radius:11px 0 0 11px;border-right:1px solid rgba(255,255,255,.1)}.timeline-segment.part-2{background:#a855f759;border-right:1px solid rgba(255,255,255,.1)}.timeline-segment.part-3{background:linear-gradient(90deg,#a855f799,#06b6d499);border-radius:0 11px 11px 0;box-shadow:inset 0 0 10px #06b6d44d}.current-marker{position:absolute;top:-12px;bottom:-12px;width:2px;background:#fff;display:flex;flex-direction:column;align-items:center;z-index:10;transform:translate(-50%);pointer-events:none}.marker-dot{width:10px;height:10px;background:#fff;border:2px solid var(--accent-cyan);border-radius:50%;box-shadow:0 0 8px #fff}.marker-label{position:absolute;bottom:-22px;font-size:.7rem;font-weight:700;color:#fff;background:var(--accent-cyan);padding:.1rem .35rem;border-radius:4px;text-transform:uppercase}.timeline-labels{display:flex;justify-content:space-between;width:100%;margin-top:.5rem}.label-item{display:flex;flex-direction:column;align-items:center;flex:1}.label-item:first-child{align-items:flex-start}.label-item:last-child{align-items:flex-end}.label-time{font-family:var(--font-mono);font-size:.9rem;font-weight:700;color:var(--text-primary)}.label-text{font-size:.75rem;color:var(--text-muted);font-weight:600;text-transform:uppercase;margin-top:.1rem}.install-btn{display:flex;align-items:center;gap:.5rem;font-size:.85rem;padding:.5rem 1rem}.app-footer{text-align:center;padding-top:1rem;border-top:1px solid var(--card-border)}.app-footer p{font-size:.8rem;color:var(--text-muted);line-height:1.4}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%{transform:scale(.95);box-shadow:0 0 #6366f180}70%{transform:scale(1);box-shadow:0 0 0 8px #6366f100}to{transform:scale(.95);box-shadow:0 0 #6366f100}}