:root{--bg:#06111f;--nav:#071522;--panel:#0b1b2c;--panel2:#0f243a;--line:rgba(83,158,221,.18);--line2:rgba(83,158,221,.3);--text:#f5f8fc;--muted:#91a8be;--blue:#35a7ff;--blue2:#0b84e6;--gold:#ffb321;--green:#55e878;--red:#ff6670;--shadow:0 20px 60px rgba(0,0,0,.28);--radius:16px}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","Segoe UI",sans-serif;background:var(--bg);color:var(--text)}body{min-height:100vh;background-image:linear-gradient(180deg,rgba(2,9,18,.78),rgba(2,9,18,.94)),url('assets/srd-bg.png');background-size:cover;background-position:center;background-attachment:fixed}button,input,select{font:inherit}.hidden{display:none!important}button{cursor:pointer}
.auth-screen,.share-screen{min-height:100vh;display:grid;place-items:center;padding:32px}.auth-card,.share-card{width:min(500px,94vw);background:rgba(8,23,39,.9);border:1px solid var(--line2);border-radius:24px;padding:34px;box-shadow:var(--shadow);backdrop-filter:blur(22px)}.auth-logo,.share-logo{width:min(360px,80%);height:auto;display:block;margin:0 auto 18px}.auth-kicker,.eyebrow{font-size:11px;letter-spacing:.16em;color:#a8bfd5;font-weight:800}.auth-card .auth-kicker{text-align:center;margin-bottom:26px}.auth-form h1,.share-card h1{font-size:30px;margin:0 0 8px}.auth-form p,.share-card p{color:var(--muted);margin:0 0 24px;line-height:1.55}.auth-form{display:grid;gap:16px}.auth-form label{display:grid;gap:7px;color:#c9d6e3;font-size:13px;font-weight:700}.auth-form input,.modal input,.modal select,.settings-box select{width:100%;border:1px solid var(--line2);background:#071625;color:var(--text);border-radius:11px;padding:12px 13px;outline:none}.auth-form input:focus,.modal input:focus,.modal select:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(53,167,255,.12)}.form-error{padding:11px 13px;border-radius:10px;background:rgba(255,102,112,.1);border:1px solid rgba(255,102,112,.25);color:#ffabb1;font-size:13px;margin-top:15px}
.primary,.ghost,.danger{border:0;border-radius:10px;padding:10px 14px;font-weight:800;color:white}.primary{background:linear-gradient(180deg,var(--blue),var(--blue2));box-shadow:0 8px 22px rgba(11,132,230,.2)}.ghost{background:rgba(255,255,255,.04);border:1px solid var(--line2);color:#dbe8f3}.danger{background:rgba(255,102,112,.12);border:1px solid rgba(255,102,112,.25);color:#ff9da4}.primary:hover{filter:brightness(1.08)}.ghost:hover{background:rgba(53,167,255,.08)}
.app-shell{min-height:100vh;display:grid;grid-template-columns:250px minmax(0,1fr);position:relative}.sidebar{position:sticky;top:0;height:100vh;background:rgba(4,15,27,.9);border-right:1px solid var(--line);padding:22px 16px;display:flex;flex-direction:column;backdrop-filter:blur(18px);z-index:10}.brand-wrap{padding:3px 7px 23px}.brand-logo{width:188px;height:auto;display:block}.brand-wrap span{display:block;margin:7px 0 0 4px;color:#6f8da8;font-size:10px;font-weight:800;letter-spacing:.17em}.nav{display:grid;gap:5px}.nav button{display:flex;align-items:center;gap:13px;border:0;background:transparent;color:#a8b9ca;padding:12px 13px;border-radius:11px;text-align:left;font-weight:700}.nav button b{font-size:19px;width:21px;text-align:center;font-weight:500}.nav button:hover{background:rgba(255,255,255,.035);color:#e8f1f8}.nav button.active{background:rgba(53,167,255,.13);color:white;box-shadow:inset 2px 0 0 var(--blue)}.sidebar-bottom{margin-top:auto;display:grid;gap:12px}.security-pill{display:flex;align-items:center;gap:10px;border:1px solid rgba(85,232,120,.18);background:rgba(85,232,120,.05);padding:11px 12px;border-radius:12px}.security-pill .dot{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 14px rgba(85,232,120,.7)}.security-pill strong,.security-pill small{display:block}.security-pill strong{font-size:12px}.security-pill small{color:#7fa496;font-size:10px;margin-top:2px}.root-label{font-size:10px;color:#61798e;padding:0 4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.main{min-width:0;background:rgba(4,14,25,.42)}.topbar{height:76px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:20px;padding:0 30px;background:rgba(5,17,30,.62);backdrop-filter:blur(18px);position:sticky;top:0;z-index:8}.mobile-brand{display:none}.search-wrap{width:min(580px,58vw);height:42px;display:flex;align-items:center;gap:9px;background:rgba(255,255,255,.045);border:1px solid var(--line);border-radius:11px;padding:0 11px}.search-wrap span{font-size:22px;color:#8ba6be}.search-wrap input{flex:1;background:transparent;border:0;color:white;outline:0;min-width:0}.search-wrap input::placeholder{color:#728ba2}.search-wrap kbd{border:1px solid var(--line);background:rgba(0,0,0,.17);color:#7690a8;padding:2px 6px;border-radius:5px;font-size:10px}.user-chip{margin-left:auto;display:flex;align-items:center;gap:9px;background:transparent;border:0;color:white;text-align:left;padding:6px 8px;border-radius:10px}.user-chip:hover{background:rgba(255,255,255,.04)}.user-chip>span{width:35px;height:35px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(145deg,#198fe8,#38b8ff);font-weight:900}.user-chip strong,.user-chip small{display:block}.user-chip strong{font-size:12px}.user-chip small{font-size:10px;color:#7f97ad;margin-top:2px}
.page{display:none;padding:30px clamp(22px,3vw,46px) 60px;max-width:1500px;margin:0 auto}.page.active{display:block}.page-head{display:flex;justify-content:space-between;align-items:flex-end;gap:22px;margin-bottom:22px}.page-head h1{font-size:30px;margin:5px 0 0;letter-spacing:-.02em}.page-head p{color:var(--muted);margin:7px 0 0}.actions{display:flex;gap:9px;flex-wrap:wrap}.breadcrumb{display:flex;align-items:center;gap:5px;min-height:18px;font-size:12px;color:#7f9ab3}.breadcrumb button{background:none;border:0;color:#8eacc7;padding:0}.breadcrumb button:hover{color:white;text-decoration:underline}
.file-card{border:1px solid var(--line);background:rgba(7,20,35,.76);border-radius:15px;overflow:hidden;box-shadow:0 16px 50px rgba(0,0,0,.14)}.file-header,.file-row{display:grid;grid-template-columns:minmax(260px,1.7fr) minmax(120px,.65fr) minmax(145px,.72fr) 105px 42px;align-items:center;gap:12px;padding:0 16px}.file-header{height:43px;color:#6f8aa2;font-size:10px;text-transform:uppercase;letter-spacing:.08em;border-bottom:1px solid var(--line)}.file-row{min-height:58px;border-bottom:1px solid rgba(89,145,196,.09);transition:.12s}.file-row:last-child{border-bottom:0}.file-row:hover,.file-row.selected{background:rgba(53,167,255,.075)}.file-name{display:flex;align-items:center;gap:11px;min-width:0;font-weight:700;font-size:13px}.file-name .file-icon{width:32px;height:32px;display:grid;place-items:center;border-radius:8px;background:rgba(53,167,255,.1);color:#64bbff;font-size:17px;flex:0 0 auto}.file-name .file-icon.folder{background:rgba(255,179,33,.09);color:#ffc14f}.file-name span:last-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.file-owner,.file-date,.file-size{color:#849bb0;font-size:12px}.file-more{border:0;background:transparent;color:#7890a6;font-size:19px;border-radius:8px;height:32px}.file-more:hover{background:rgba(255,255,255,.06);color:white}
.empty{padding:70px 20px;text-align:center}.empty-icon{font-size:42px;color:#3d82b8}.empty h3{margin:11px 0 4px}.empty p{margin:0;color:var(--muted);font-size:13px}.drawer{position:fixed;right:-430px;top:0;width:min(410px,94vw);height:100vh;background:rgba(7,21,36,.97);border-left:1px solid var(--line2);box-shadow:-24px 0 70px rgba(0,0,0,.28);z-index:30;transition:right .22s ease;padding:26px;overflow:auto;backdrop-filter:blur(24px)}.drawer.open{right:0}.icon-btn{border:0;background:rgba(255,255,255,.04);color:#a9bed0;width:34px;height:34px;border-radius:9px;font-size:21px;display:grid;place-items:center}.icon-btn:hover{background:rgba(255,255,255,.08);color:white}.drawer>.icon-btn{margin-left:auto}.detail-head{padding:18px 0 20px;border-bottom:1px solid var(--line)}.detail-head .big-icon{width:54px;height:54px;border-radius:14px;background:rgba(53,167,255,.1);display:grid;place-items:center;font-size:28px;color:#64bbff;margin-bottom:14px}.detail-head .big-icon.folder{color:#ffc14f;background:rgba(255,179,33,.09)}.detail-head h2{font-size:20px;margin:0;word-break:break-word}.detail-head p{color:var(--muted);font-size:12px;margin:7px 0 0}.detail-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:18px 0;border-bottom:1px solid var(--line)}.detail-actions button{padding:10px 8px}.access-section{padding-top:20px}.access-section h3{margin:0 0 4px;font-size:15px}.access-section>p{margin:0 0 15px;color:var(--muted);font-size:12px;line-height:1.5}.access-row{display:grid;grid-template-columns:35px minmax(0,1fr) 100px;align-items:center;gap:9px;padding:9px 0}.avatar{width:34px;height:34px;border-radius:50%;background:#133654;display:grid;place-items:center;font-size:11px;font-weight:900;color:#cfe9ff}.access-person strong,.access-person small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.access-person strong{font-size:12px}.access-person small{font-size:10px;color:#7591aa;margin-top:2px}.access-row select{width:100%;background:#091a2c;border:1px solid var(--line);color:#d9e6f1;border-radius:8px;padding:7px;font-size:11px}
.modal-backdrop{position:fixed;inset:0;background:rgba(0,5,11,.62);z-index:50;display:grid;place-items:center;padding:20px;backdrop-filter:blur(8px)}.modal{position:relative;width:min(520px,96vw);max-height:90vh;overflow:auto;background:#0a1b2d;border:1px solid var(--line2);border-radius:18px;padding:26px;box-shadow:var(--shadow)}.modal-x{position:absolute;right:16px;top:16px}.modal h2{font-size:22px;margin:0 40px 7px 0}.modal>p{color:var(--muted);font-size:13px;line-height:1.55}.form-grid{display:grid;gap:14px;margin-top:20px}.form-grid label{display:grid;gap:6px;font-size:11px;font-weight:800;color:#bdcedd}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}.modal-footer{display:flex;justify-content:flex-end;gap:8px;margin-top:20px}.result-box{margin-top:16px;padding:12px;border-radius:10px;background:rgba(85,232,120,.06);border:1px solid rgba(85,232,120,.18);font-size:12px;word-break:break-all}.result-box input{margin-top:8px}
.cards-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:13px}.share-item,.invite-item{border:1px solid var(--line);background:rgba(8,23,39,.72);border-radius:14px;padding:16px}.share-item h3,.invite-item h3{margin:0 0 5px;font-size:14px}.share-item p,.invite-item p{margin:0;color:var(--muted);font-size:11px}.share-item .card-actions,.invite-item .card-actions{display:flex;gap:7px;margin-top:14px}.member-list{border:1px solid var(--line);border-radius:15px;background:rgba(7,20,35,.7);overflow:hidden}.member-row{display:grid;grid-template-columns:45px minmax(180px,1fr) 145px 130px;align-items:center;gap:12px;padding:13px 16px;border-bottom:1px solid rgba(89,145,196,.1)}.member-row:last-child{border-bottom:0}.member-row .avatar{width:38px;height:38px}.member-info strong,.member-info small{display:block}.member-info strong{font-size:13px}.member-info small{font-size:11px;color:#7892a9;margin-top:2px}.role-pill{display:inline-flex;width:max-content;padding:5px 8px;border-radius:999px;font-size:10px;font-weight:800;background:rgba(53,167,255,.1);color:#75c3ff;border:1px solid rgba(53,167,255,.16)}.member-row select{background:#091a2c;color:#dbe8f3;border:1px solid var(--line);border-radius:8px;padding:8px;font-size:11px}.section-title{font-size:16px;margin:26px 0 12px}
.timeline{border-left:1px solid var(--line2);margin-left:10px;padding-left:22px}.timeline-item{position:relative;padding:0 0 22px}.timeline-item:before{content:"";position:absolute;left:-27px;top:4px;width:8px;height:8px;border-radius:50%;background:var(--blue);box-shadow:0 0 0 4px rgba(53,167,255,.07)}.timeline-item strong{font-size:12px}.timeline-item p{margin:4px 0 0;color:var(--muted);font-size:11px}.settings-box{max-width:680px;border:1px solid var(--line);background:rgba(7,20,35,.72);border-radius:15px;padding:20px}.setting-row{display:flex;justify-content:space-between;align-items:center;gap:25px}.setting-row h3{font-size:14px;margin:0}.setting-row p{font-size:11px;color:var(--muted);margin:5px 0 0;line-height:1.5}.setting-row select{width:170px}.toast{position:fixed;left:50%;bottom:28px;transform:translateX(-50%);z-index:80;background:#10263a;border:1px solid var(--line2);box-shadow:var(--shadow);border-radius:10px;padding:11px 16px;font-size:12px}.toast.error{border-color:rgba(255,102,112,.32);color:#ffabb1}.share-screen{align-items:start;padding-top:7vh}.share-card{width:min(900px,96vw)}.share-logo{width:250px;margin-left:0}.share-files{margin-top:18px;border:1px solid var(--line);border-radius:13px;overflow:hidden}.share-file{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:12px 14px;border-bottom:1px solid rgba(89,145,196,.09)}.share-file:last-child{border-bottom:0}.share-file button{border:0;background:none;color:#6fc1ff;font-weight:800}.share-expiry{margin-top:15px;color:#718ba3;font-size:10px}
@media(max-width:980px){.app-shell{grid-template-columns:78px minmax(0,1fr)}.sidebar{padding:18px 10px}.brand-logo{display:none}.brand-wrap:before{content:"";display:block;width:48px;height:48px;background:url('assets/srdbox-icon.png') center/contain no-repeat}.brand-wrap span,.nav button:not(.active){font-size:0}.nav button{justify-content:center;padding:13px}.nav button b{font-size:20px}.security-pill div,.root-label{display:none}.security-pill{justify-content:center}.file-header,.file-row{grid-template-columns:minmax(220px,1fr) 130px 90px 38px}.file-owner{display:none}.file-header span:nth-child(2){display:none}}
@media(max-width:680px){.app-shell{display:block}.sidebar{position:fixed;left:0;right:0;top:auto;bottom:0;width:100%;height:66px;flex-direction:row;padding:7px 8px;border-right:0;border-top:1px solid var(--line);z-index:20}.brand-wrap,.sidebar-bottom{display:none}.nav{display:grid;grid-template-columns:repeat(6,1fr);width:100%;gap:3px}.nav button,.nav button:not(.active){font-size:9px;flex-direction:column;gap:1px;padding:5px}.nav button b{font-size:17px}.topbar{height:64px;padding:0 14px}.mobile-brand{display:flex;align-items:center;gap:7px}.mobile-brand img{width:28px;height:28px;object-fit:contain}.mobile-brand strong{font-size:12px}.search-wrap{flex:1;width:auto}.search-wrap kbd{display:none}.user-chip div{display:none}.page{padding:20px 12px 92px}.page-head{align-items:flex-start;flex-direction:column}.page-head h1{font-size:25px}.actions{width:100%}.actions button{flex:1}.file-header{display:none}.file-card{border-radius:12px}.file-row{grid-template-columns:minmax(0,1fr) 36px;gap:6px;padding:8px 10px}.file-date,.file-size,.file-owner{display:none}.member-row{grid-template-columns:42px minmax(0,1fr);padding:12px}.member-row select,.member-row>.role-pill{grid-column:2}.form-row{grid-template-columns:1fr}.drawer{bottom:66px;height:calc(100vh - 66px)}.auth-screen,.share-screen{padding:15px}.auth-card,.share-card{padding:24px 20px}}

.passkey-btn{border:1px solid rgba(53,167,255,.42);border-radius:11px;padding:11px 14px;font-weight:900;color:#eef8ff;background:linear-gradient(180deg,rgba(53,167,255,.16),rgba(11,132,230,.09));box-shadow:inset 0 0 0 1px rgba(255,255,255,.02)}
.passkey-btn:hover{background:linear-gradient(180deg,rgba(53,167,255,.24),rgba(11,132,230,.13));box-shadow:0 8px 24px rgba(11,132,230,.12)}
.auth-note{display:block;color:#7893ab;line-height:1.45;text-align:center}.strong-options{display:grid;gap:10px}.strong-options .form-grid{margin-top:0}
.totp-qr{display:block;width:260px;max-width:82%;margin:8px auto 16px;background:white;border-radius:14px;padding:8px}.totp-secret{display:grid;gap:6px;padding:11px 12px;border:1px solid var(--line);background:#071625;border-radius:10px}.totp-secret span{font-size:10px;color:#7893ab;text-transform:uppercase;letter-spacing:.08em}.totp-secret code{font-size:13px;color:#dff2ff;word-break:break-all}
.recovery-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:12px 0 16px}.recovery-grid code{display:block;padding:9px 10px;border:1px solid var(--line);border-radius:9px;background:#071625;color:#dff2ff;text-align:center;font-size:12px;letter-spacing:.05em}
.security-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.security-card{border:1px solid var(--line);background:rgba(7,20,35,.74);border-radius:15px;padding:18px;min-height:190px}.security-card-head{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}.security-card h3{margin:5px 0 0;font-size:18px}.security-card>p{color:var(--muted);font-size:12px;line-height:1.5;min-height:38px}.security-ok,.security-warn{font-size:9px;font-weight:900;border-radius:999px;padding:5px 7px;white-space:nowrap}.security-ok{color:#7af39a;background:rgba(85,232,120,.08);border:1px solid rgba(85,232,120,.18)}.security-warn{color:#ffc86c;background:rgba(255,179,33,.08);border:1px solid rgba(255,179,33,.18)}
.security-list{display:grid;border:1px solid var(--line);border-radius:13px;overflow:hidden;background:rgba(7,20,35,.55)}.security-card .security-list{margin-top:12px}.security-row{display:grid;grid-template-columns:34px minmax(0,1fr) auto;gap:10px;align-items:center;padding:12px 13px;border-bottom:1px solid rgba(89,145,196,.09)}.security-row:last-child{border-bottom:0}.security-row strong,.security-row small{display:block}.security-row strong{font-size:12px}.security-row small{font-size:10px;color:#7893ab;margin-top:3px;line-height:1.35}.security-device{width:30px;height:30px;display:grid;place-items:center;border-radius:9px;background:rgba(53,167,255,.09);color:#71c4ff}.security-empty{padding:14px;color:#7893ab;font-size:11px}.security-footer{display:flex;justify-content:flex-end;margin-top:13px}
@media(max-width:1050px){.security-grid{grid-template-columns:1fr}.security-card{min-height:0}}
@media(max-width:680px){.recovery-grid{grid-template-columns:1fr}.security-row{grid-template-columns:32px minmax(0,1fr)}.security-row button{grid-column:2;width:max-content}.security-footer button{width:100%}}