/* ===== HERO UPLOAD ===== */
.hero-upload{padding:80px clamp(1rem,4vw,2rem) 2rem;display:flex;justify-content:center}
.hu-inner{max-width:560px;width:100%;text-align:center}
.hu-inner h1{font-size:clamp(2rem,5vw,2.8rem);font-weight:800;letter-spacing:-0.04em;line-height:1.15;margin-bottom:0.4rem;animation:hu-in 0.5s ease both}
.hu-t2{color:var(--tx2);font-weight:400;font-size:0.78em}
.hu-sub{font-size:13px;color:var(--dm);margin-bottom:1.5rem;animation:hu-in 0.5s ease 0.1s both}
@keyframes hu-in{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}

/* Dropzone */
.dropzone{
  border:1.5px dashed var(--bd2);border-radius:14px;padding:2.2rem 1.5rem;
  text-align:center;cursor:pointer;transition:all 0.3s;
  background:var(--card);position:relative;overflow:hidden;
  animation:hu-in 0.5s ease 0.15s both;
}
.dropzone::before{
  content:'';position:absolute;inset:0;
  background:radial-gradient(circle at var(--mx,50%) var(--my,50%),rgba(74,158,255,0.05),transparent 55%);
  opacity:0;transition:opacity 0.3s;pointer-events:none;
}
.dropzone:hover::before{opacity:1}
.dropzone:hover{border-color:var(--ac);border-style:solid;background:rgba(74,158,255,0.02)}
.dropzone.drag-over{border-color:var(--ac);border-style:solid;background:rgba(74,158,255,0.03);box-shadow:0 0 0 4px rgba(74,158,255,0.06)}
.dropzone.uploading{pointer-events:none;opacity:0.4}
.dropzone input{display:none}
.dz-icon{
  width:48px;height:48px;margin:0 auto 0.8rem;border-radius:12px;
  background:rgba(74,158,255,0.06);border:1px solid rgba(74,158,255,0.1);
  display:flex;align-items:center;justify-content:center;
}
.dz-icon svg{width:22px;height:22px;stroke:var(--ac);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.dz-text{font-size:14px;font-weight:500;margin-bottom:3px}
.dz-text b{color:var(--ac);font-weight:600}
.dz-sub{font-size:11px;color:var(--dm)}
.dz-sub kbd{font-family:var(--mono);font-size:10px;background:var(--bg2);border:1px solid var(--bd);padding:1px 5px;border-radius:3px}

/* Options */
.opts{
  display:flex;align-items:center;justify-content:center;gap:0.6rem;
  padding:0.6rem 0;font-size:12px;color:var(--tx2);
  animation:hu-in 0.5s ease 0.2s both;flex-wrap:wrap;
}
.opt{display:flex;align-items:center;gap:4px;cursor:pointer}
.opt input[type=checkbox]{accent-color:var(--ac);width:13px;height:13px}
.opt select{background:var(--bg);border:1px solid var(--bd);color:var(--tx2);padding:2px 6px;border-radius:5px;font-size:11px;font-family:inherit}
.opt input[type=password]{background:var(--bg);border:1px solid var(--bd);color:var(--tx);padding:3px 8px;border-radius:5px;font-size:11px;width:100px;outline:none;font-family:inherit}
.pw-field{display:none}.pw-field.show{display:flex}
.sep{width:1px;height:14px;background:var(--bd)}

/* Progress */
.progress{display:none;margin-top:1rem}
.prog-bar{height:4px;background:var(--bd);border-radius:3px;overflow:hidden}
.prog-fill{height:100%;background:var(--ac);border-radius:3px;transition:width 0.3s}
.prog-text{font-size:11px;color:var(--dm);margin-top:0.3rem;text-align:center;font-family:var(--mono)}

/* Result */
.result{display:none;margin-top:1rem}
.result-card{background:var(--card);border:1px solid var(--bd);border-radius:12px;padding:1rem 1.2rem}
.result-hdr{display:flex;justify-content:space-between;align-items:center;margin-bottom:0.4rem}
.result-label{font-size:11px;color:var(--dm);text-transform:uppercase;letter-spacing:0.04em}
.tag-enc{font-size:10px;color:var(--gn);display:flex;align-items:center;gap:3px}
.result-link{font-family:var(--mono);font-size:11px;color:var(--ac);background:var(--bg);padding:0.45rem 0.6rem;border-radius:6px;border:1px solid var(--bd);word-break:break-all;margin-bottom:0.5rem;line-height:1.5;user-select:all}
.result-meta{display:flex;gap:0.5rem;font-size:11px;color:var(--dm);margin-bottom:0.5rem;align-items:center;flex-wrap:wrap}
.result-meta .tag.pw{color:var(--ac);font-size:10px}
.btn-row{display:flex;gap:0.4rem}
.ubtn{display:inline-flex;align-items:center;gap:5px;padding:6px 14px;font-size:11px;background:var(--bg);border:1px solid var(--bd);border-radius:6px;color:var(--tx2);cursor:pointer;font-family:inherit;transition:all 0.15s;text-decoration:none}
.ubtn:hover{border-color:var(--ac);color:var(--ac)}
.ubtn.copied{border-color:var(--gn);color:var(--gn)}
.result-preview{margin-top:0.8rem;border-radius:8px;overflow:hidden;max-height:200px;display:flex;justify-content:center;background:var(--bg)}
.result-preview img{max-width:100%;max-height:200px;object-fit:contain}
.upload-another{margin-top:0.7rem;text-align:center}
.upload-another a{color:var(--dm);font-size:12px;font-weight:500;transition:color 0.2s}
.upload-another a:hover{color:var(--ac)}
.error{display:none;margin-top:1rem;color:var(--rd);font-size:13px;text-align:center}

/* Queue */
.queue{display:none;margin-top:1rem}
.queue-item{background:var(--card);border:1px solid var(--bd);border-radius:10px;padding:0.55rem 0.8rem;margin-bottom:0.35rem;display:flex;align-items:center;gap:0.6rem;animation:hu-in 0.2s ease both}
.qi-preview{width:34px;height:34px;border-radius:7px;object-fit:cover;background:var(--bg2);flex-shrink:0}
.qi-info{flex:1;min-width:0}
.qi-name{font-size:12px;color:var(--tx2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.qi-size{font-size:10.5px;color:var(--dm)}
.qi-bar{height:3px;background:var(--bd);border-radius:2px;margin-top:4px;overflow:hidden}
.qi-bar-fill{height:100%;width:0%;background:var(--ac);border-radius:2px;transition:width 0.3s,background 0.3s}
.qi-link{display:block;font-family:var(--mono);font-size:9px;color:var(--ac);margin-top:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.qi-status{font-size:10px;font-family:var(--mono);padding:2px 8px;border-radius:4px;white-space:nowrap}
.qi-status.pending{color:var(--dm)}
.qi-status.uploading{color:var(--ac)}
.qi-status.done{color:var(--gn)}
.qi-status.error{color:var(--rd)}

/* Toast */
.toast-container{position:fixed;bottom:60px;right:20px;display:flex;flex-direction:column-reverse;gap:8px;z-index:99998;pointer-events:none}
.toast{padding:10px 18px;border-radius:10px;font-size:12.5px;color:#fff;opacity:0;transform:translateY(8px);transition:all 0.3s;pointer-events:auto;display:flex;align-items:center;gap:8px;backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,0.06);box-shadow:0 8px 32px rgba(0,0,0,0.4)}
.toast.show{opacity:1;transform:translateY(0)}
.toast .t-icon{flex-shrink:0;font-size:11px}

@keyframes pulseDot{0%,100%{opacity:0.4}50%{opacity:1}}

/* ===== TRUST BAR ===== */
.trust{border-top:1px solid var(--bd);border-bottom:1px solid var(--bd);padding:0.9rem clamp(1rem,4vw,2rem)}
.trust-row{max-width:700px;margin:0 auto;display:flex;justify-content:space-between;flex-wrap:wrap;gap:0.6rem}
.trust-i{display:flex;align-items:center;gap:7px;font-size:11.5px;color:#a1a1aa;transition:color 0.25s}
.trust-i:hover{color:var(--tx2)}
.trust-i svg{width:13px;height:13px;stroke:var(--ac);fill:none;stroke-width:2;flex-shrink:0}

/* ===== LANDING SECTIONS ===== */
.sec{padding:5rem clamp(1.2rem,4vw,3rem)}
.sec-in{max-width:880px;margin:0 auto;text-align:center}
.sec-tag{font-family:var(--mono);font-size:10px;color:var(--ac);letter-spacing:0.1em;text-transform:uppercase;margin-bottom:0.5rem}
.sec-h{font-size:clamp(1.4rem,3vw,1.8rem);font-weight:700;letter-spacing:-0.03em;margin-bottom:0.3rem}
.sec-sub{font-size:13px;color:var(--tx2);margin-bottom:2.5rem;font-weight:300}

.feat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:0.7rem;text-align:left}
.feat-w{grid-column:span 2}
.feat{background:var(--card);border:1px solid var(--bd);border-radius:14px;padding:1.4rem;transition:border-color 0.3s}
.feat:hover{border-color:var(--bd2)}
.feat-ic{margin-bottom:0.8rem}
.feat-ic svg{width:22px;height:22px;stroke:var(--ac);fill:none;stroke-width:1.8}
.feat h2{font-size:13.5px;font-weight:600;margin-bottom:0.3rem;letter-spacing:-0.2px}
.feat p{font-size:12.5px;color:var(--tx2);line-height:1.65;font-weight:300}
.enc-vis{display:flex;gap:6px;margin-top:0.8rem}
.enc-b{flex:1;height:3px;background:var(--bd);border-radius:2px;overflow:hidden}
.enc-b-in{height:100%;width:0%;border-radius:2px;background:var(--ac);transition:width 0.8s ease}
.enc-vis.anim .enc-b:nth-child(1) .enc-b-in{width:100%;background:var(--ac)}
.enc-vis.anim .enc-b:nth-child(2) .enc-b-in{width:82%;background:#7c5cfc;transition-delay:0.1s}
.enc-vis.anim .enc-b:nth-child(3) .enc-b-in{width:100%;background:#34d399;transition-delay:0.2s}
.enc-vis.anim .enc-b:nth-child(4) .enc-b-in{width:68%;background:var(--ac);transition-delay:0.3s}

.how-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0}
.step{padding:1.5rem;border-right:1px solid var(--bd);text-align:left}
.step:last-child{border-right:none}
.step-n{font-family:var(--mono);font-size:32px;font-weight:800;color:var(--bd2);margin-bottom:0.3rem}
.step h3{font-size:13px;font-weight:600;margin-bottom:0.2rem}
.step p{font-size:12px;color:var(--tx2);line-height:1.6;font-weight:300}
.how-cta{margin-top:2rem}

.btn-ghost{
  padding:11px 24px;border-radius:100px;font-size:13px;font-weight:400;
  color:var(--tx2);border:1px solid var(--bd2);background:transparent;
  font-family:var(--font);cursor:pointer;transition:all 0.25s;display:inline-block;
}
.btn-ghost:hover{border-color:var(--dm);color:var(--tx)}

/* ===== RESPONSIVE ===== */
@media(max-width:900px){
  .feat-grid{grid-template-columns:1fr}.feat-w{grid-column:span 1}
  .how-grid{grid-template-columns:1fr}
  .step{border-right:none;border-bottom:1px solid var(--bd);padding:1.3rem 0}.step:last-child{border-bottom:none}
  .trust-row{justify-content:center;gap:0.6rem 1.4rem}
}
@media(max-width:520px){
  .hero-upload{padding:68px 1rem 1.5rem}
  .hu-inner h1{font-size:1.8rem}
  .hu-sub{font-size:12px}
  .dropzone{padding:1.8rem 1rem;border-radius:12px}
  .dz-icon{width:40px;height:40px;border-radius:10px}.dz-icon svg{width:18px;height:18px}
  .dz-text{font-size:13px}.dz-sub{font-size:10px}
  .opts{flex-direction:column;align-items:stretch;gap:0.4rem;padding:0.5rem 0.7rem}.sep{display:none}
  .opts .opt{justify-content:center}
  .result-card{padding:0.9rem}.result-link{font-size:10px;padding:0.4rem 0.6rem}
  .ubtn{padding:5px 10px;font-size:11px}.btn-row{flex-wrap:wrap}
  .toast-container{bottom:40px;right:8px;left:8px}.toast{width:100%;font-size:11px;padding:8px 12px}
  .sec{padding:3rem 1rem}
  .trust-i{font-size:10px}
}
.status-bar{position:static;height:auto;background:none;border:none;backdrop-filter:none;padding:0;display:inline-flex;font-size:10.5px}
.status-bar{position:static;display:flex;justify-content:center;padding:0.5rem;border-top:none;background:none;backdrop-filter:none}
.status-bar{display:none}