:root{color-scheme:dark;font-family:Inter,Arial,sans-serif;--bg: #07182b;--panel: #0d2743;--panel-2: #12375d;--line: rgba(180, 211, 240, .2);--text: #f4f8fc;--muted: #a9bed2;--accent: #3fc2ff;--danger: #ff7b73}*{box-sizing:border-box}body{margin:0;min-width:320px;background:var(--bg);color:var(--text)}button,input,textarea,select{font:inherit}.admin-login-page{min-height:100vh;background:linear-gradient(135deg,#07182b,#0f365e)}.admin-login-shell{min-height:100vh;display:grid;place-items:center;padding:24px}.admin-login-card{width:min(420px,100%);padding:34px;border:1px solid var(--line);border-radius:8px;background:#091f36f0;box-shadow:0 28px 80px #00000057}.admin-brand{font-size:1.45rem;font-weight:800}.admin-kicker{margin:26px 0 6px;color:var(--accent);font-size:.75rem;font-weight:800;text-transform:uppercase}.admin-login-card h1{margin:0;font-size:2.25rem}.admin-login-copy{margin:10px 0 28px;color:var(--muted)}.admin-login-card label{display:grid;gap:7px;margin-top:17px;color:var(--muted);font-size:.82rem;font-weight:700}.admin-login-card input{min-height:46px;padding:0 13px;border:1px solid var(--line);border-radius:6px;background:#061628;color:var(--text)}.admin-login-card input:focus{outline:2px solid rgba(63,194,255,.35);border-color:var(--accent)}.admin-login-card button{width:100%;min-height:46px;margin-top:18px;border:1px solid #71d4ff;border-radius:6px;background:#eaf8ff;color:#08213a;font-weight:800;cursor:pointer}.admin-login-card button:disabled{opacity:.58;cursor:wait}.admin-form-state{min-height:24px;margin:14px 0 0;color:var(--danger);font-size:.84rem}.admin-auth-loading{min-height:100vh;display:grid;place-items:center;color:var(--muted)}.admin-app-shell{min-height:100vh;display:grid;grid-template-columns:230px minmax(0,1fr)}.admin-sidebar{position:sticky;top:0;height:100vh;display:flex;flex-direction:column;padding:24px 16px;border-right:1px solid var(--line);background:#061526}.admin-sidebar nav{display:grid;gap:4px;margin-top:30px}.admin-nav-link{padding:10px 12px;border-radius:6px;color:var(--muted);text-decoration:none;font-size:.88rem;font-weight:700}.admin-nav-link.active{background:var(--panel-2);color:var(--text)}.admin-nav-link.disabled{opacity:.48;pointer-events:none}.admin-logout{margin-top:auto;min-height:40px;border:1px solid var(--line);border-radius:6px;background:transparent;color:var(--muted);cursor:pointer}.admin-main{min-width:0;padding:30px}.admin-page-header{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:24px}.admin-page-header p{margin:0 0 4px;color:var(--accent);font-size:.75rem;font-weight:800;text-transform:uppercase}.admin-page-header h1{margin:0;font-size:2rem}.admin-page-header>span{color:var(--muted);font-size:.82rem}.admin-dashboard-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.admin-operation-card{display:grid;gap:10px;min-height:190px;padding:22px;border:1px solid var(--line);border-radius:8px;background:var(--panel);color:inherit;text-decoration:none}.admin-operation-card span{color:var(--accent);font-size:.75rem;font-weight:800;text-transform:uppercase}.admin-operation-card strong{font-size:1.3rem}.admin-operation-card p,.admin-empty{margin:0;color:var(--muted)}.service-layout{display:grid;grid-template-columns:minmax(270px,.34fr) minmax(0,1fr);min-height:calc(100vh - 118px);border:1px solid var(--line);border-radius:8px;overflow:hidden;background:var(--panel)}.service-sessions{border-right:1px solid var(--line)}.service-toolbar{display:flex;gap:6px;padding:12px;border-bottom:1px solid var(--line)}.service-toolbar button,.service-room button,.service-file-button{min-height:36px;padding:0 11px;border:1px solid var(--line);border-radius:6px;background:transparent;color:var(--muted);cursor:pointer}.service-toolbar button.active{background:var(--panel-2);color:var(--text)}.service-session{width:100%;display:grid;gap:5px;padding:14px;border:0;border-bottom:1px solid var(--line);background:transparent;color:var(--text);text-align:left;cursor:pointer}.service-session strong{color:var(--accent);font-size:.7rem;text-transform:uppercase}.service-session span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.service-session small{color:var(--muted)}.service-room{min-width:0;display:grid;grid-template-rows:auto minmax(280px,1fr) auto auto}.service-room>header{display:flex;justify-content:space-between;gap:20px;padding:15px 18px;border-bottom:1px solid var(--line)}.service-room h2{margin:0;font-size:1rem}.service-room header p{margin:4px 0 0;color:var(--muted);font-size:.78rem}.service-messages{overflow:auto;padding:18px}.service-message{width:min(72%,680px);margin:0 0 12px;padding:13px;border:1px solid var(--line);border-radius:8px;background:#0a213a}.service-message.visitor{margin-left:auto;background:#164b75}.service-message span{color:var(--accent);font-size:.7rem;font-weight:800;text-transform:uppercase}.service-message p{margin:6px 0 0;white-space:pre-wrap;line-height:1.5}.service-attachment{display:inline-block;margin-top:10px;color:var(--accent)}.service-report{border-top:1px solid var(--line)}.service-report summary{padding:12px 18px;cursor:pointer}.service-report summary strong{margin-left:8px;color:var(--accent)}.service-report-body{display:grid;gap:10px;padding:0 18px 16px}.service-report textarea,.service-report input,.service-report select,.service-reply textarea{padding:11px;border:1px solid var(--line);border-radius:6px;background:#061628;color:var(--text)}.service-report-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.service-report-body p{margin:0;color:var(--muted)}.service-reply{padding:14px 18px;border-top:1px solid var(--line)}.service-reply textarea{width:100%;resize:vertical}.service-reply>div{display:flex;align-items:center;gap:10px;margin-top:8px}.service-reply>div button{margin-left:auto}.service-file-button{display:inline-flex;align-items:center}.service-reply span{max-width:260px;overflow:hidden;color:var(--muted);font-size:.76rem;text-overflow:ellipsis;white-space:nowrap}@media(max-width:900px){.admin-app-shell{grid-template-columns:1fr}.admin-sidebar{position:static;width:100%;height:auto}.admin-sidebar nav{grid-template-columns:repeat(2,minmax(0,1fr))}.admin-logout{margin-top:20px}.admin-dashboard-grid,.service-layout{grid-template-columns:1fr}.service-sessions{border-right:0;border-bottom:1px solid var(--line);max-height:320px;overflow:auto}.admin-main{padding:18px}}