@import "https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&display=swap";@import "https://fonts.googleapis.com/icon?family=Material+Icons+Round";:root{--bg:#0f1724;--bg-surface:#0f1724;--bg-card:#ffffff08;--bg-card-hover:#ffffff0f;--cyan:#2979ff;--cyan-dim:#2979ff14;--cyan-glow:#2979ff33;--violet:#7c3aed;--violet-dim:#7c3aed1f;--violet-glow:#7c3aed59;--green:#00e676;--green-dim:#00e6760d;--green-glow:#00e67626;--red:#ff1744;--red-dim:#ff17441a;--text:#fff;--text-muted:#ffffff80;--text-subtle:#fff3;--border:#ffffff14;--border-accent:#00e67633;--grad-cyan:linear-gradient(135deg, #2979ff, #00b0ff);--grad-violet:linear-gradient(135deg, #7c3aed, #4f46e5);--grad-brand:linear-gradient(135deg, #00e676 0%, #2979ff 100%);--radius:20px;--radius-lg:32px}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);justify-content:center;align-items:center;min-height:100dvh;font-family:Outfit,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;display:flex;overflow-x:hidden}#root{width:100%}.app-layout{grid-template-columns:1fr;gap:24px;width:100%;max-width:1200px;margin:0 auto;padding:24px;animation:.8s ease-out fadeIn;display:grid}@media (width>=1024px){.app-layout{grid-template-rows:1fr auto;grid-template-columns:1fr 460px;align-items:center;gap:40px;height:100dvh;padding:24px 32px}.left-panel{flex-direction:column;justify-content:center;align-items:flex-start;padding-right:40px;display:flex}}@media (width<=1023px){.app-layout{text-align:center;flex-direction:column;align-items:center;gap:24px;min-height:100dvh;padding:24px 16px;display:flex}.left-panel{align-items:center;margin-bottom:0}}.right-panel{background:var(--bg-card);-webkit-backdrop-filter:blur(30px);border:1px solid var(--border);border-radius:var(--radius-lg);flex-direction:column;width:100%;padding:28px;transition:all .4s cubic-bezier(.4,0,.2,1);display:flex;position:relative;overflow:hidden;box-shadow:0 40px 100px -20px #00000080,0 0 30px #ffffff0d}.right-panel:hover{border-color:#ffffff40;box-shadow:0 40px 100px -20px #0009,0 0 50px #ffffff1f}.app-version{color:var(--text-subtle);letter-spacing:2px;margin-bottom:12px;font-size:11px;font-weight:800}.app-title{letter-spacing:-1.5px;background:linear-gradient(90deg,#fff,#fff9);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin-bottom:6px;font-size:36px;font-weight:800}.feature-pill:hover{border-color:var(--border);color:#fff;background:#ffffff14}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes pulse-ring{0%{opacity:.5;transform:scale(1)}to{opacity:0;transform:scale(1.6)}}.glass-btn{letter-spacing:.5px!important;border-radius:16px!important;font-weight:700!important}@keyframes fadeUp{0%{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:.4;transform:scale(1)}50%{opacity:.8;transform:scale(1.05)}}@keyframes orbitRing{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes shimmer{0%{background-position:-200%}to{background-position:200%}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-6px)}}@keyframes successPop{0%{opacity:0;transform:scale(.6)}70%{transform:scale(1.1)}to{opacity:1;transform:scale(1)}}@keyframes errorShake{0%,to{transform:translate(0)}20%,60%{transform:translate(-8px)}40%,80%{transform:translate(8px)}}.app{justify-content:center;align-items:center;width:100%;min-height:100dvh;display:flex}.hero-section{margin-bottom:20px;position:relative}.hero-circle{border:1px solid var(--border-accent);width:90px;height:90px;box-shadow:0 0 60px var(--green-dim);background:var(--green-dim);border-radius:50%;justify-content:center;align-items:center;display:flex;position:relative}.hero-circle:before{content:"";border:1px solid var(--green);opacity:.3;border-radius:50%;width:100%;height:100%;animation:3s cubic-bezier(.215,.61,.355,1) infinite pulse-ring;position:absolute}.hero-icon{color:var(--green);z-index:2;text-shadow:0 0 20px var(--green-glow);font-size:48px!important}.app-title{letter-spacing:-1px;margin-bottom:4px;font-size:36px;font-weight:800}.app-tagline{color:var(--text-muted);letter-spacing:1.5px;text-transform:uppercase;opacity:.7;margin-bottom:20px;font-size:12px;font-weight:500}.app-subtitle{color:var(--green);letter-spacing:2px;text-transform:uppercase;align-items:center;gap:12px;margin-bottom:32px;font-size:14px;font-weight:700;display:flex}.status-dot{background:var(--text-subtle);border-radius:50%;width:10px;height:10px;transition:all .4s}.status-dot.active{background:var(--green);box-shadow:0 0 15px var(--green)}.app-description{color:var(--text-muted);max-width:460px;margin-bottom:40px;font-size:16px;line-height:1.7}.feature-list{flex-wrap:wrap;gap:12px;display:flex}.feature-pill{color:var(--text-muted);background:#ffffff0a;border:1px solid #0000;border-radius:100px;padding:10px 20px;font-size:13px;font-weight:600;transition:all .3s}.browser-card{background:var(--green-dim);border:1px solid var(--border-accent);text-align:center;border-radius:28px;margin-bottom:24px;padding:32px;position:relative;overflow:hidden}.card-label{letter-spacing:2.5px;color:var(--text-muted);text-transform:uppercase;margin-bottom:24px;font-size:11px;font-weight:900;display:block}.url-display{color:var(--text);text-overflow:ellipsis;white-space:nowrap;background:#0000004d;border:1px solid #ffffff0d;border-radius:14px;margin-bottom:20px;padding:16px;font-family:JetBrains Mono,monospace;font-size:14px;overflow:hidden}.establish-btn{background:var(--green);color:#000;cursor:pointer;letter-spacing:1.5px;text-transform:uppercase;width:100%;box-shadow:0 4px 20px var(--green-glow);border:none;border-radius:16px;padding:18px;font-size:14px;font-weight:900;transition:all .2s cubic-bezier(.4,0,.2,1)}.action-row{grid-template-columns:1fr;gap:16px;margin-bottom:32px;display:grid}.action-btn{cursor:pointer;color:var(--text);background:#ffffff05;border:1px solid #fff6;border-radius:20px;flex-direction:column;align-items:center;gap:12px;padding:24px 16px;transition:all .3s;display:flex;box-shadow:0 0 20px #ffffff26}.action-btn:hover:not(:disabled){color:#fff;background:#ffffff14;border-color:#fffc;transform:translateY(-4px);box-shadow:0 0 30px #ffffff4d}.action-btn.active{background:var(--cyan-dim);border-color:var(--cyan);color:var(--cyan);box-shadow:0 10px 30px var(--cyan-glow)}.action-btn .material-icons-round{font-size:28px}.btn-label{text-transform:uppercase;letter-spacing:1px;font-size:11px;font-weight:800}.vault-section{border-top:1px solid var(--border);padding-top:32px}.vault-header{justify-content:space-between;align-items:center;margin-bottom:24px;display:flex}.vault-title{color:var(--text);letter-spacing:.5px;font-size:13px;font-weight:800}.file-list{flex-direction:column;gap:12px;max-height:280px;padding-right:8px;display:flex;overflow-y:auto}.file-list::-webkit-scrollbar{width:6px}.file-list::-webkit-scrollbar-track{background:0 0}.file-list::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:10px}.file-item{border:1px solid var(--border);background:#ffffff08;border-radius:18px;align-items:center;gap:16px;padding:16px;animation:.4s fadeUp;display:flex}.file-item-icon{background:#ffffff0d;border-radius:12px;justify-content:center;align-items:center;width:48px;height:48px;display:flex}.file-item-icon.image{background:var(--cyan-dim);color:var(--cyan)}.file-item-icon.video{background:var(--violet-dim);color:var(--violet)}.file-item-icon.archive{background:var(--green-dim);color:var(--green)}.file-item-info{flex:1;min-width:0}.file-item-name{color:var(--text);white-space:nowrap;text-overflow:ellipsis;margin-bottom:4px;font-size:14px;font-weight:600;overflow:hidden}.file-item-meta{color:var(--text-muted);font-size:12px}.file-remove{width:32px;height:32px;color:var(--text-muted);cursor:pointer;background:#ffffff0d;border:none;border-radius:50%;justify-content:center;align-items:center;transition:all .2s;display:flex}.file-remove:hover{background:var(--red-dim);color:var(--red)}.empty-state{text-align:center;color:var(--text-subtle);flex-direction:column;align-items:center;gap:12px;padding:32px;display:flex}.empty-state .material-icons-round{opacity:.5;font-size:40px}.pin-display-box{text-align:center;background:#0000004d;border:1px solid #ffffff0d;border-radius:20px;margin-bottom:24px;padding:24px}.pin-code{color:var(--green);letter-spacing:4px;text-shadow:0 0 30px var(--green-glow);margin:12px 0;font-size:56px;font-weight:900}.qr-wrap{background:#fff;border-radius:24px;padding:16px;display:inline-block;box-shadow:0 20px 40px #0000004d}.share-url-row{gap:12px;margin-bottom:24px;display:flex}.share-url{color:var(--text-muted);border:1px solid var(--border);white-space:nowrap;text-overflow:ellipsis;background:#0000004d;border-radius:12px;flex:1;padding:14px 20px;font-size:13px;overflow:hidden}.copy-btn{background:var(--border);color:var(--text);cursor:pointer;border:none;border-radius:12px;padding:0 24px;font-size:12px;font-weight:700;transition:all .2s}.pin-grid{grid-template-columns:repeat(2,1fr);gap:12px;margin-top:24px;display:grid}.pin-btn{background:var(--bg-card);border:1px solid var(--border);color:var(--text);cursor:pointer;border-radius:16px;padding:24px;font-size:24px;font-weight:800;transition:all .2s}.pin-btn:hover{border-color:var(--text-muted);background:var(--bg-card-hover);transform:scale(1.02)}.pin-btn.wrong{background:var(--red-dim);border-color:var(--red);animation:.4s errorShake}.pin-btn.correct{background:var(--green-dim);border-color:var(--green);animation:.4s successPop}:root{--radius-pill:500px}.toast{-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-radius:var(--radius-pill);border:1px solid var(--border);color:#fff;pointer-events:none;z-index:1000;background:#0f1724e6;align-items:center;gap:12px;padding:14px 28px;font-size:14px;font-weight:600;transition:transform .4s cubic-bezier(.175,.885,.32,1.275);display:flex;position:fixed;bottom:32px;left:50%;transform:translate(-50%)translateY(100px);box-shadow:0 20px 50px #00000080}.toast.show{transform:translate(-50%)translateY(0)}.toast.success{border-color:var(--green)}.toast.success .material-icons-round{color:var(--green)}.toast.error{border-color:var(--red)}.toast.error .material-icons-round{color:var(--red)}.feature-pill{cursor:pointer;-webkit-user-select:none;user-select:none;align-items:center;gap:6px;display:flex}.feature-pill:hover{color:var(--cyan);border-color:var(--cyan);box-shadow:0 4px 15px var(--cyan-dim);background:#ffffff1a;transform:translateY(-2px)}.how-to-use{text-align:left;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);width:100%;margin-top:20px;padding:18px 20px;transition:all .3s;box-shadow:0 10px 30px #0000004d,0 0 30px #ffffff0a}.how-to-use:hover{border-color:#fff3;box-shadow:0 10px 30px #0006,0 0 40px #ffffff14}.how-to-title{color:var(--cyan);text-transform:uppercase;letter-spacing:2px;margin-bottom:14px;font-size:12px;font-weight:800}.steps-container{flex-direction:column;gap:10px;display:flex;position:relative}.steps-container:before{content:"";z-index:0;background:#ffffff1a;width:2px;position:absolute;top:10px;bottom:22px;left:14px}.step-item{z-index:1;align-items:center;gap:16px;display:flex;position:relative}.step-num{background:var(--bg);border:2px solid var(--cyan);width:24px;height:24px;color:var(--cyan);box-shadow:0 0 10px var(--cyan-glow);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:11px;font-weight:800;display:flex}.step-item.final-step{margin-top:4px}.step-icon{background:var(--green-dim);width:24px;height:24px;color:var(--green);border:1px solid var(--green);box-shadow:0 0 15px var(--green-glow);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;display:flex;font-size:14px!important}.step-text{color:var(--text-muted);font-size:13px}.step-text strong{color:var(--text);font-weight:600}.step-text.final strong{color:var(--green)}.app-footer{text-align:center;color:var(--text-subtle);border:1px solid var(--border);background:#ffffff05;border-radius:10px;grid-column:1/-1;justify-content:center;align-items:center;gap:8px;margin-top:0;padding:10px 16px;font-size:11px;display:flex}.app-footer .material-icons-round{color:var(--cyan);font-size:14px}.app-footer strong{color:var(--text-muted)}.progress-track.futuristic{background:#0006;border:1px solid #ffffff0d;border-radius:10px;width:100%;height:6px;position:relative;overflow:hidden;box-shadow:inset 0 2px 5px #00000080}.progress-track.futuristic .progress-fill{background:var(--green);height:100%;box-shadow:0 0 15px var(--green), 0 0 5px #fff;border-radius:10px;transition:width .3s cubic-bezier(.4,0,.2,1);position:relative}.progress-track.futuristic .progress-fill:after{content:"";width:10px;height:100%;box-shadow:0 0 20px #fff, 0 0 10px var(--green);background:#fff;border-radius:50%;position:absolute;top:0;right:0}.section-block{margin-bottom:8px}.section-label{letter-spacing:2px;color:var(--text-muted);text-transform:uppercase;align-items:center;gap:8px;margin-bottom:14px;font-size:11px;font-weight:800;display:flex}.section-label .material-icons-round{color:var(--green);font-size:16px}.section-hint{color:var(--text-subtle);text-align:center;letter-spacing:.3px;margin-top:10px;font-size:12px}.file-select-btn{width:100%;color:var(--text-muted);cursor:pointer;background:#ffffff05;border:1.5px dashed #ffffff26;border-radius:16px;align-items:center;gap:12px;padding:16px 20px;font-family:inherit;font-size:14px;font-weight:500;transition:all .25s;display:flex}.file-select-row{gap:12px;margin-bottom:14px;display:flex}.file-select-row .file-select-btn{flex:1;margin-bottom:0}.add-more-btn{width:56px;height:56px;color:var(--cyan);cursor:pointer;background:#ffffff08;border:1.5px solid #ffffff26;border-radius:16px;flex-shrink:0;justify-content:center;align-items:center;transition:all .25s;display:flex}.add-more-btn:hover{background:var(--cyan-dim);border-color:var(--cyan);box-shadow:0 0 20px var(--cyan-glow);transform:translateY(-2px)}.file-select-btn:hover:not(:disabled){color:var(--text);background:#ffffff0d;border-color:#ffffff4d}.file-select-btn:disabled{opacity:.4;cursor:not-allowed}.file-select-btn.has-file{border-style:solid;border-color:var(--cyan);background:var(--cyan-dim);color:var(--text)}.file-select-btn .material-icons-round{flex-shrink:0;font-size:22px}.file-select-text{text-align:left;white-space:nowrap;text-overflow:ellipsis;flex:1;overflow:hidden}.file-select-size{color:var(--text-muted);background:#00000040;border-radius:8px;flex-shrink:0;padding:4px 10px;font-size:12px;font-weight:600}.establish-btn{background:var(--green);color:#000;cursor:pointer;letter-spacing:1.5px;text-transform:uppercase;width:100%;box-shadow:0 4px 20px var(--green-glow);border:none;border-radius:14px;justify-content:center;align-items:center;gap:8px;padding:16px;font-family:inherit;font-size:13px;font-weight:900;transition:all .2s cubic-bezier(.4,0,.2,1);display:flex}.establish-btn:hover:not(:disabled){box-shadow:0 8px 30px var(--green-glow);background:#00ff84;transform:translateY(-2px)}.establish-btn:disabled{opacity:.25;cursor:not-allowed;filter:saturate(.5)brightness(.7)}.upload-progress{margin-top:18px}.progress-header{justify-content:space-between;align-items:flex-end;margin-bottom:10px;display:flex}.progress-header-left{text-align:left;flex-direction:column;gap:2px;display:flex}.progress-status-text{color:var(--green);letter-spacing:2px;font-size:12px;font-weight:900}.progress-label{color:var(--text-subtle);letter-spacing:1px;font-family:monospace;font-size:10px}.progress-pct{color:#fff;font-size:18px;font-weight:800}.cancel-btn{border:1px solid var(--red);width:100%;color:var(--red);cursor:pointer;letter-spacing:1px;background:#ff174414;border-radius:12px;margin-top:12px;padding:12px;font-family:inherit;font-size:12px;font-weight:700;transition:all .2s}.cancel-btn:hover{background:#ff174426}.section-divider{align-items:center;gap:16px;margin:20px 0;display:flex}.divider-line{background:var(--border);flex:1;height:1px}.divider-text{color:var(--text-subtle);letter-spacing:2px;font-size:11px;font-weight:700}.receive-row{align-items:stretch;gap:10px;display:flex}.receive-input{color:#fff;text-align:center;letter-spacing:6px;background:#ffffff08;border:1.5px solid #ffffff1f;border-radius:14px;outline:none;flex:1;padding:14px 16px;font-family:JetBrains Mono,monospace;font-size:20px;font-weight:700;transition:all .25s}.receive-input::placeholder{color:#ffffff1f;letter-spacing:6px}.receive-input:focus{border-color:var(--cyan);background:var(--cyan-dim);box-shadow:0 0 20px var(--cyan-glow)}.receive-btn{background:var(--green);color:#000;letter-spacing:1px;cursor:pointer;white-space:nowrap;box-shadow:0 4px 20px var(--green-glow);border:none;border-radius:14px;align-items:center;gap:6px;padding:14px 22px;font-family:inherit;font-size:12px;font-weight:900;transition:all .25s;display:flex}.receive-btn:hover:not(:disabled){box-shadow:0 8px 30px var(--green-glow);background:#00ff84;transform:translateY(-2px)}.receive-btn:disabled{opacity:.25;cursor:not-allowed;filter:saturate(.5)brightness(.7)}.receive-btn .material-icons-round{font-size:20px}.vault-count{color:var(--text-subtle);font-size:11px}.vault-expires{color:var(--green)}.share-qr-section{justify-content:center;margin-bottom:24px;display:flex}.share-codes-row{grid-template-columns:1fr 1fr;gap:12px;margin-bottom:20px;display:grid}.share-code-card{text-align:center;background:#00000040;border:1px solid #ffffff0f;border-radius:16px;flex-direction:column;align-items:center;gap:6px;padding:20px 16px;display:flex}.share-code-label{letter-spacing:2px;color:var(--text-muted);font-size:10px;font-weight:800}.share-code-value{letter-spacing:4px;font-size:28px;font-weight:900}.drop-code-value{color:var(--cyan);text-shadow:0 0 20px var(--cyan-glow)}.pin-code-value{color:var(--green);text-shadow:0 0 20px var(--green-glow)}.share-code-hint{color:var(--text-subtle);font-size:11px}.share-url-row{align-items:stretch;gap:10px;margin-bottom:20px;display:flex}.share-url{color:var(--text-muted);border:1px solid var(--border);white-space:nowrap;text-overflow:ellipsis;background:#0000004d;border-radius:12px;flex:1;align-items:center;padding:12px 16px;font-size:12px;display:flex;overflow:hidden}.copy-btn{background:var(--border);color:var(--text);cursor:pointer;letter-spacing:.5px;white-space:nowrap;border:none;border-radius:12px;align-items:center;gap:6px;padding:0 20px;font-family:inherit;font-size:11px;font-weight:700;transition:all .2s;display:flex}.copy-btn:hover{background:var(--text-subtle)}.terminate-btn{width:100%;color:var(--red);cursor:pointer;letter-spacing:1.5px;text-transform:uppercase;background:#ff17440f;border:1px solid #ff17444d;border-radius:14px;justify-content:center;align-items:center;gap:8px;margin-top:8px;padding:14px;font-family:inherit;font-size:12px;font-weight:800;transition:all .2s;display:flex}.terminate-btn:hover{border-color:var(--red);background:#ff17441f}@media (width<=1023px){.hero-section{margin-bottom:16px}.hero-circle{width:70px;height:70px}.hero-icon{font-size:36px!important}.app-title{font-size:28px}.app-tagline{margin-bottom:16px;font-size:11px}.feature-list{justify-content:center;gap:8px}.feature-pill{padding:8px 14px;font-size:11px}.how-to-use{margin-top:16px;padding:14px 16px}.how-to-title{margin-bottom:10px;font-size:11px}.steps-container{gap:8px}.step-num,.step-icon{width:22px;height:22px;font-size:10px!important}.step-text{font-size:12px}.right-panel{border-radius:24px;padding:20px}.section-label{margin-bottom:10px;font-size:10px}.file-select-btn{border-radius:14px;padding:14px 16px;font-size:13px}.establish-btn{border-radius:12px;padding:14px;font-size:12px}.section-divider{margin:14px 0}.receive-input{letter-spacing:4px;border-radius:12px;padding:12px 14px;font-size:18px}.receive-btn{border-radius:12px;padding:12px 18px;font-size:11px}.app-footer{padding:8px 12px;font-size:10px}.share-codes-row{gap:8px}.share-code-card{border-radius:14px;padding:14px 10px}.share-code-value{font-size:22px}.share-code-label{font-size:9px}.share-code-hint{font-size:10px}.qr-wrap{border-radius:18px;padding:12px}.vault-section{padding-top:20px}.file-item{border-radius:14px;padding:12px}.file-item-icon{width:40px;height:40px}.file-item-name{font-size:13px}.file-item-meta{font-size:11px}.pin-btn{border-radius:14px;padding:18px;font-size:20px}}@media (width<=420px){.app-layout{gap:16px;padding:16px 12px}.hero-circle{width:56px;height:56px}.hero-icon{font-size:28px!important}.app-title{font-size:24px}.right-panel{border-radius:20px;padding:16px}.receive-row{flex-direction:column}.receive-btn{justify-content:center;padding:14px}.share-codes-row{grid-template-columns:1fr}.share-url-row{flex-direction:column}.copy-btn{border-radius:10px;justify-content:center;padding:12px}}