:root{--bg:#07100c;--bg-soft:#0e1b14;--panel:#f9fffb13;--panel-strong:#f9fffb1f;--border:#c6ffd62e;--border-strong:#c6ffd66b;--text:#f5fff8;--muted:#b7c8bd;--muted-2:#819287;--green:#b9f6c9;--green-strong:#60d985;--green-dark:#0f2c1b;--danger:#ff7280;--shadow:0 26px 90px #0000005c;--maxw:1160px}*{box-sizing:border-box}html{min-height:100%}body{min-height:100vh;color:var(--text);background-color:#0000;background-image:radial-gradient(920px 520px at 12% 0,#b9f6c938,#0000 58%),radial-gradient(780px 440px at 92% 8%,#60d9851f,#0000 56%),linear-gradient(145deg,#06100b 0%,#0d1812 50%,#050907 100%);background-position:0 0,0 0,0 0;background-repeat:repeat,repeat,repeat;background-size:auto,auto,auto;background-attachment:fixed;background-origin:padding-box,padding-box,padding-box;background-clip:border-box,border-box,border-box;margin:0;font-family:Aptos,Segoe UI,ui-sans-serif,system-ui,sans-serif;line-height:1.5}button,select,input{font:inherit}button{border:0}a{color:inherit;text-decoration:none}h1,h2,h3,p{margin-top:0}h1{letter-spacing:-.05em;margin-bottom:14px;font-size:clamp(34px,6vw,76px);font-weight:400;line-height:.98}h2{letter-spacing:-.035em;margin-bottom:10px;font-size:clamp(25px,3vw,38px);font-weight:400;line-height:1.04}h3{margin-bottom:6px;font-size:20px;font-weight:400}.button{cursor:pointer;border-radius:14px;justify-content:center;align-items:center;min-height:48px;padding:12px 18px;transition:transform .12s,border-color .16s,background .16s;display:inline-flex}.button:hover{transform:translateY(-1px)}.button:disabled{cursor:not-allowed;opacity:.6;transform:none}.button-primary{color:#06150b;background:linear-gradient(135deg, var(--green), var(--green-strong));box-shadow:0 16px 38px #60d98533}.button-wide{width:100%}.button-ghost{border:1px solid var(--border);color:var(--text);background:#ffffff0e}.button-small{border-radius:11px;min-height:38px;padding:8px 12px}.wordmark{width:40px;height:40px;display:block}.upload-intro p,.guidance-panel p,.complete-card p{color:var(--muted)}.app-header{z-index:20;-webkit-backdrop-filter:blur(18px)saturate(140%);backdrop-filter:blur(18px)saturate(140%);background:#07100cc2;border-bottom:1px solid #ffffff14;grid-template-columns:auto 1fr auto auto;align-items:center;gap:24px;min-height:82px;padding:12px clamp(16px,5vw,54px);display:grid;position:sticky;top:0}.nav{gap:28px;display:flex}.nav a{color:var(--muted);font-size:15px;transition:color .12s}.nav a:hover,.nav a[aria-current=page]{color:var(--text)}.session-chip{border:1px solid var(--border);background:#ffffff0d;border-radius:16px;grid-template-columns:auto minmax(0,1fr);align-items:center;gap:10px;min-width:200px;padding:8px 12px;display:grid}.session-chip span{color:#06150b;background:var(--green);border-radius:12px;place-items:center;width:38px;height:38px;font-size:13px;display:grid}.session-chip strong,.session-chip small{text-overflow:ellipsis;white-space:nowrap;display:block;overflow:hidden}.session-chip strong{font-weight:400}.session-chip small{color:var(--muted-2);font-size:12px}.upload-shell{width:min(var(--maxw), calc(100% - 32px));margin:0 auto;padding:64px 0 80px}.upload-intro{max-width:810px;margin-bottom:32px}.upload-intro p{max-width:710px;font-size:clamp(16px,2vw,19px)}.upload-layout{grid-template-columns:330px minmax(0,1fr);align-items:start;gap:20px;display:grid}.panel{border:1px solid var(--border);background:var(--panel);box-shadow:var(--shadow);border-radius:28px;padding:clamp(22px,4vw,34px)}.guidance-panel{position:sticky;top:106px}.upload-notes{margin:30px 0 0}.upload-notes div{border-top:1px solid #ffffff14;justify-content:space-between;gap:18px;padding:13px 0;display:flex}.upload-notes dt{color:var(--muted-2)}.upload-notes dd{color:var(--text);text-align:right;margin:0}form{gap:18px;display:grid}.field{gap:8px;display:grid}.field span,.choice-group>span{color:var(--muted);font-size:14px}select{width:100%;min-height:52px;color:var(--text);background:#ffffff0f;border:1px solid #ffffff24;border-radius:15px;padding:0 16px}select:focus,input:focus{border-color:var(--border-strong);outline:3px solid #b9f6c929}select option{color:#07100c}.choice-group{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}.choice-group>span{grid-column:1/-1}.choice-group label{cursor:pointer;background:#ffffff0d;border:1px solid #ffffff1f;border-radius:18px;gap:4px;min-height:86px;padding:16px 16px 16px 48px;display:grid;position:relative}.choice-group input{accent-color:var(--green-strong);position:absolute;top:20px;left:17px}.choice-group strong{font-weight:400}.choice-group small{color:var(--muted-2)}.choice-group label:has(input:checked){border-color:var(--border-strong);background:#b9f6c91a}.choice-group label.is-disabled{opacity:.42}.dropzone{text-align:center;cursor:pointer;background:linear-gradient(135deg,#b9f6c90f,#ffffff06),#ffffff08;border:2px dashed #b9f6c94d;border-radius:24px;place-items:center;min-height:220px;padding:30px;display:grid}.dropzone:hover,.dropzone.is-dragging{background:#b9f6c914;border-color:#b9f6c9b8}.dropzone input{clip:rect(0 0 0 0);width:1px;height:1px;position:absolute;overflow:hidden}.dropzone-icon{color:#07100c;background:var(--green);border-radius:18px;place-items:center;width:56px;height:56px;margin-bottom:14px;font-size:34px;line-height:1;display:grid}.dropzone-title{font-size:20px;display:block}.dropzone-help{color:var(--muted-2);margin-top:6px;display:block}.selected-file-name{color:var(--green);margin-top:14px;font-weight:400;display:block}.selection-summary{border:1px solid var(--border);min-height:70px;color:var(--muted);background:#081810c7;border-radius:18px;padding:14px 16px}.selection-summary strong{color:var(--text);font-weight:400}.form-error{min-height:1.4em;color:var(--danger);margin:-4px 0 0}.progress-panel{background:#ffffff0d;border-radius:20px;margin-top:18px;padding:18px}.progress-track{background:#ffffff1a;border-radius:999px;height:12px;overflow:hidden}.progress-track span{border-radius:inherit;background:linear-gradient(90deg, var(--green), var(--green-strong));height:100%;transition:width .24s;display:block}.progress-panel p{color:var(--muted);margin:12px 0 0}.complete-card{border:1px solid var(--border);background:var(--panel);box-shadow:var(--shadow);background:#b9f6c91a;border-color:#b9f6c957;border-radius:28px;grid-template-columns:auto minmax(0,1fr);gap:16px;margin-top:18px;padding:18px;display:grid}.complete-card>span{color:#07100c;background:var(--green);border-radius:16px;place-items:center;width:46px;height:46px;font-size:13px;display:grid}@media (max-width:920px){.app-header{grid-template-columns:auto auto}.nav{order:3;grid-column:1/-1}.session-chip{order:4;grid-column:1/-1;width:100%}.upload-layout{grid-template-columns:1fr}.guidance-panel{position:static}}@media (max-width:640px){.app-header,.choice-group{grid-template-columns:1fr}.upload-shell{width:min(100% - 24px, var(--maxw));padding-top:42px}}