/* ============================================================
   BinaSifu Chat Room v1.3.0
   Design: Navy/Maroon brand • WhatsApp-style • Mobile-first
   ============================================================ */

:root{
    --bcr-navy:#071827;
    --bcr-navy-2:#0d2435;
    --bcr-maroon:#6d1027;
    --bcr-maroon-2:#8a1a36;
    --bcr-green:#1fa855;
    --bcr-green-2:#159647;
    --bcr-bg:#eef2f5;
    --bcr-bg-2:#f5f7fa;
    --bcr-card:#ffffff;
    --bcr-text:#142033;
    --bcr-muted:#6b7280;
    --bcr-line:#dde3ea;
    --bcr-line-2:#eef1f5;
    --bcr-shadow-sm:0 2px 8px rgba(15,23,42,.06);
    --bcr-shadow:0 8px 30px rgba(15,23,42,.10);
    --bcr-shadow-lg:0 25px 70px rgba(0,0,0,.25);
    --bcr-radius:14px;
    --bcr-radius-lg:18px;
    --bcr-radius-xl:22px;
    --bcr-mine-bubble:#dcf8c6;
    --bcr-mine-bubble-2:#c5e8a8;
    --bcr-danger:#dc2626;
    --bcr-danger-bg:#fee2e2;
    --bcr-success:#16a34a;
    --bcr-success-bg:#dcfce7;
    --bcr-warning:#d97706;
    --bcr-warning-bg:#fef3c7;
}

/* ============ Reset within scope ============ */
.bcr-app,.bcr-login-wrap{font-family:-apple-system,BlinkMacSystemFont,Inter,"Segoe UI",Roboto,sans-serif;-webkit-font-smoothing:antialiased}
.bcr-app *,.bcr-login-wrap *,.bcr-modal *{box-sizing:border-box}

/* ============ LOGIN ============ */
.bcr-login-wrap{
    min-height:80vh;display:flex;align-items:center;justify-content:center;
    background:linear-gradient(135deg,var(--bcr-navy),var(--bcr-maroon));
    padding:30px;border-radius:var(--bcr-radius-xl);
}
.bcr-login-card{
    width:min(440px,100%);background:#fff;border-radius:24px;padding:34px;
    box-shadow:var(--bcr-shadow-lg);text-align:center;
}
.bcr-logo{
    width:66px;height:66px;border-radius:20px;
    background:linear-gradient(135deg,var(--bcr-navy),var(--bcr-maroon));
    color:#fff;display:grid;place-items:center;margin:0 auto 14px;font-weight:800;font-size:22px;
    box-shadow:var(--bcr-shadow);
}
.bcr-login-card h1{font-size:24px;line-height:1.2;margin:0 0 8px;color:var(--bcr-text)}
.bcr-login-card p{color:var(--bcr-muted);margin:0 0 22px;font-size:14px}
.bcr-login-card input{
    width:100%;padding:15px 16px;border:1px solid var(--bcr-line);
    border-radius:var(--bcr-radius);margin-bottom:14px;font-size:15px;
    transition:border-color .15s,box-shadow .15s;
}
.bcr-login-card input:focus{outline:none;border-color:var(--bcr-navy);box-shadow:0 0 0 3px rgba(7,24,39,.1)}
.bcr-login-card button{
    width:100%;background:linear-gradient(135deg,var(--bcr-navy),var(--bcr-maroon));
    color:#fff;border:0;border-radius:var(--bcr-radius);padding:14px 16px;cursor:pointer;
    font-weight:700;font-size:15px;transition:transform .12s,box-shadow .12s;
}
.bcr-login-card button:hover{transform:translateY(-1px);box-shadow:var(--bcr-shadow)}
.bcr-login-card button:active{transform:translateY(0)}
.bcr-login-hint{margin-top:18px;padding:12px;background:var(--bcr-bg-2);border-radius:12px;font-size:12px;color:var(--bcr-muted);line-height:1.5}
.bcr-error{background:#fff2f2;color:#a01818;padding:10px;border-radius:12px;margin-bottom:12px;font-size:13px}

/* ============ APP SHELL ============ */
.bcr-app{
    background:var(--bcr-bg);border-radius:var(--bcr-radius-xl);overflow:hidden;
    color:var(--bcr-text);box-shadow:var(--bcr-shadow);
}

/* ============ TOPBAR ============ */
.bcr-topbar{
    min-height:64px;background:linear-gradient(135deg,var(--bcr-navy),var(--bcr-maroon));
    color:#fff;display:flex;justify-content:space-between;align-items:center;padding:12px 18px;gap:12px;flex-wrap:wrap;
}
.bcr-topbar-title strong{display:block;font-size:18px;line-height:1.2}
.bcr-topbar-title span{display:block;font-size:11px;opacity:.85;margin-top:2px}
.bcr-top-actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap;justify-content:flex-end}
.bcr-top-actions button,.bcr-logout{
    background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.18);
    border-radius:10px;padding:8px 12px;font-size:13px;font-weight:600;cursor:pointer;
    text-decoration:none;transition:background .15s;
}
.bcr-top-actions button:hover,.bcr-logout:hover{background:rgba(255,255,255,.22)}
#bcrNotifyBtn.on{background:rgba(31,168,85,.3);border-color:rgba(31,168,85,.5)}

/* ============ MAIN SHELL ============ */
.bcr-shell{
    display:grid;grid-template-columns:340px 1fr;
    height:min(720px,calc(100vh - 120px));
}

/* ============ SIDEBAR ============ */
.bcr-sidebar{
    background:#fff;border-right:1px solid var(--bcr-line);
    display:flex;flex-direction:column;min-width:0;overflow:hidden;
}
.bcr-profile-mini{
    display:flex;align-items:center;gap:12px;padding:14px 16px;
    border-bottom:1px solid var(--bcr-line);
}
.bcr-profile-text{min-width:0;flex:1}
.bcr-profile-text strong{display:block;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bcr-profile-text span{display:block;color:var(--bcr-muted);font-size:11px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bcr-avatar,.bcr-group-icon{
    width:44px;height:44px;border-radius:14px;
    background:linear-gradient(135deg,var(--bcr-navy),var(--bcr-maroon));
    color:#fff;display:grid;place-items:center;font-weight:800;font-size:14px;
    flex:0 0 auto;
}
.bcr-actions{display:grid;grid-template-columns:1fr 1fr 1fr;gap:6px;padding:10px 12px}
.bcr-actions button{
    background:var(--bcr-bg-2);color:var(--bcr-text);border:1px solid var(--bcr-line-2);
    border-radius:10px;padding:9px 6px;font-size:12px;font-weight:600;cursor:pointer;
    transition:background .15s;
}
.bcr-actions button:hover{background:#e5ebf3}
.bcr-search{
    margin:0 12px 10px;padding:11px 14px;border:1px solid var(--bcr-line);
    border-radius:12px;font-size:13px;background:var(--bcr-bg-2);
}
.bcr-search:focus{outline:none;border-color:var(--bcr-navy);background:#fff}
.bcr-group-list{overflow-y:auto;padding:0 6px 12px;flex:1;-webkit-overflow-scrolling:touch}
.bcr-group-item{
    display:flex;align-items:center;gap:10px;padding:10px 10px;border-radius:14px;
    cursor:pointer;margin-bottom:3px;transition:background .12s;position:relative;
}
.bcr-group-item:hover{background:var(--bcr-bg-2)}
.bcr-group-item.active{background:#e7f4ec;box-shadow:inset 3px 0 0 var(--bcr-green)}
.bcr-group-item.has-unread .bcr-group-meta strong{font-weight:800;color:var(--bcr-text)}
.bcr-group-meta{min-width:0;flex:1}
.bcr-group-meta strong{display:block;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bcr-group-meta span{display:block;color:var(--bcr-muted);font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:2px}
.bcr-group-side{display:flex;flex-direction:column;align-items:flex-end;gap:4px;flex:0 0 auto}
.bcr-group-side small{color:var(--bcr-muted);font-size:10px}
.bcr-unread-badge{
    background:var(--bcr-green);color:#fff;font-size:10px;font-weight:800;
    padding:2px 7px;border-radius:99px;min-width:18px;text-align:center;
    box-shadow:0 1px 3px rgba(31,168,85,.4);
}
.bcr-no-groups{padding:30px 14px;text-align:center;color:var(--bcr-muted);font-size:13px}

/* ============ MAIN CHAT AREA ============ */
.bcr-main{
    display:flex;flex-direction:column;background:#e5ddd5;
    min-width:0;position:relative;
    background-image:
        linear-gradient(rgba(229,221,213,.92),rgba(229,221,213,.92)),
        radial-gradient(circle at top left,#fff 0,#e5ddd5 45%);
}
.bcr-chat-head{
    min-height:60px;background:#fff;border-bottom:1px solid var(--bcr-line);
    display:flex;align-items:center;gap:12px;padding:10px 16px;
    box-shadow:0 1px 3px rgba(0,0,0,.04);z-index:2;
}
.bcr-chat-head-info{flex:1;min-width:0}
.bcr-chat-head h2{font-size:17px;margin:0;line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bcr-chat-head p{margin:2px 0 0;color:var(--bcr-muted);font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bcr-chat-head button{
    background:var(--bcr-bg-2);color:var(--bcr-text);border:1px solid var(--bcr-line);
    border-radius:10px;padding:8px 12px;font-size:13px;font-weight:600;cursor:pointer;
}
.bcr-mobile-back{
    display:none;width:38px;height:38px;border-radius:50%!important;
    padding:0!important;font-size:18px;
}

/* ============ MESSAGES ============ */
.bcr-messages{
    flex:1;overflow-y:auto;padding:16px;
    -webkit-overflow-scrolling:touch;scroll-behavior:smooth;
}
.bcr-empty-state{
    text-align:center;padding:50px 20px;color:var(--bcr-muted);
    height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;
}
.bcr-empty-icon{font-size:50px;margin-bottom:14px;opacity:.5}
.bcr-empty-state p{font-size:14px;margin:0}

.bcr-date-divider{
    display:flex;align-items:center;justify-content:center;margin:14px 0 10px;
}
.bcr-date-divider span{
    background:rgba(7,24,39,.65);color:#fff;padding:4px 12px;border-radius:99px;
    font-size:11px;font-weight:600;backdrop-filter:blur(4px);
}

.bcr-msg{display:flex;margin:4px 0;animation:bcrFadeIn .2s ease-out}
.bcr-msg.mine{justify-content:flex-end}
.bcr-msg.theirs{justify-content:flex-start}
.bcr-bubble{
    max-width:min(640px,82%);background:#fff;border-radius:14px;
    padding:8px 11px;box-shadow:0 1px 1px rgba(0,0,0,.08);
    position:relative;word-wrap:break-word;
}
.bcr-msg.mine .bcr-bubble{
    background:var(--bcr-mine-bubble);
    border-bottom-right-radius:4px;
}
.bcr-msg.theirs .bcr-bubble{border-bottom-left-radius:4px}
.bcr-msg-name{font-weight:700;font-size:12px;color:var(--bcr-maroon);margin-bottom:3px}
.bcr-msg-name small{font-weight:500;color:var(--bcr-muted);margin-left:5px;font-size:11px}
.bcr-text{font-size:14px;line-height:1.4;color:var(--bcr-text);white-space:pre-wrap;word-break:break-word}
.bcr-text mark{background:#ffe58a;border-radius:4px;padding:1px 4px;font-weight:600}
.bcr-text a{color:var(--bcr-navy);word-break:break-all}
.bcr-msg-time{font-size:10px;color:var(--bcr-muted);text-align:right;margin-top:4px;line-height:1}
.bcr-img{
    display:block;max-width:280px;max-height:320px;width:auto;height:auto;
    border-radius:10px;margin-top:5px;cursor:pointer;
    background:rgba(0,0,0,.04);
}
.bcr-attach{
    display:inline-flex;align-items:center;gap:8px;padding:10px 14px;
    background:rgba(255,255,255,.85);border:1px solid rgba(0,0,0,.08);
    border-radius:10px;margin-top:5px;text-decoration:none;
    color:var(--bcr-text);font-size:13px;font-weight:500;
    transition:background .15s;max-width:100%;word-break:break-word;
}
.bcr-attach:hover{background:#fff}
.bcr-attach.pdf{background:#fff2f2;border-color:#fad4d4;color:#a01818}

@keyframes bcrFadeIn{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}

/* ============ COMPOSE ============ */
.bcr-compose{
    min-height:64px;background:#f0f2f5;
    display:flex;align-items:center;gap:8px;padding:8px 12px;
    border-top:1px solid var(--bcr-line);
}
.bcr-compose input[type=text]{
    flex:1;padding:11px 16px;border:0;border-radius:24px;
    background:#fff;font-size:14px;box-shadow:0 1px 2px rgba(0,0,0,.06);
}
.bcr-compose input[type=text]:focus{outline:none;box-shadow:0 0 0 2px rgba(7,24,39,.15)}
.bcr-compose button[type=submit]{
    width:46px;height:46px;border:0;border-radius:50%;
    background:var(--bcr-green);color:#fff;font-size:18px;cursor:pointer;
    display:grid;place-items:center;transition:background .15s,transform .12s;
    flex:0 0 auto;
}
.bcr-compose button[type=submit]:hover{background:var(--bcr-green-2)}
.bcr-compose button[type=submit]:active{transform:scale(.95)}
.bcr-compose button[type=submit]:disabled{background:#9ca3af;cursor:not-allowed}
.bcr-file-btn{
    width:42px;height:42px;border-radius:50%;display:grid;place-items:center;
    background:#fff;cursor:pointer;font-size:18px;flex:0 0 auto;
    transition:background .15s;
}
.bcr-file-btn:hover{background:var(--bcr-bg-2)}
.bcr-file-btn input{display:none}
.bcr-attach-preview{
    background:#fff;padding:10px 14px;border-top:1px solid var(--bcr-line);
    display:flex;justify-content:space-between;align-items:center;font-size:13px;
}
.bcr-attach-preview small{color:var(--bcr-muted)}
.bcr-attach-clear{
    background:var(--bcr-danger-bg);color:var(--bcr-danger);border:0;
    width:26px;height:26px;border-radius:50%;font-size:16px;cursor:pointer;
}

/* ============ MODALS ============ */
.bcr-modal{
    position:fixed;inset:0;background:rgba(7,24,39,.6);
    display:none;align-items:center;justify-content:center;
    z-index:999999;padding:16px;backdrop-filter:blur(4px);
    animation:bcrFadeIn .15s ease-out;
}
.bcr-modal.is-open{display:flex}
.bcr-modal-card{
    background:#fff;border-radius:var(--bcr-radius-xl);padding:0;
    width:min(620px,100%);max-height:90vh;overflow:hidden;
    box-shadow:var(--bcr-shadow-lg);display:flex;flex-direction:column;
    animation:bcrSlideUp .2s ease-out;
}
@keyframes bcrSlideUp{from{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}
.bcr-wide .bcr-modal-card{width:min(1180px,100%)}
.bcr-modal-head{
    display:flex;justify-content:space-between;align-items:center;
    padding:18px 22px 12px;border-bottom:1px solid var(--bcr-line-2);
}
.bcr-modal-head h2{margin:0;font-size:18px}
.bcr-modal-close{
    background:transparent;border:0;width:32px;height:32px;
    border-radius:50%;font-size:22px;cursor:pointer;color:var(--bcr-muted);
    transition:background .15s;
}
.bcr-modal-close:hover{background:var(--bcr-bg-2)}
.bcr-modal-card > p{margin:14px 22px;color:var(--bcr-muted);font-size:13px}
.bcr-modal-card form{padding:0 22px 22px;overflow-y:auto}
.bcr-modal-card input,.bcr-modal-card select,.bcr-modal-card textarea{
    width:100%;padding:11px 14px;border:1px solid var(--bcr-line);
    border-radius:12px;margin-bottom:10px;font-size:14px;font-family:inherit;
    transition:border-color .15s,box-shadow .15s;
}
.bcr-modal-card input:focus,.bcr-modal-card select:focus,.bcr-modal-card textarea:focus{
    outline:none;border-color:var(--bcr-navy);box-shadow:0 0 0 3px rgba(7,24,39,.08);
}
.bcr-modal-card textarea{min-height:80px;resize:vertical}
.bcr-modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:10px}
.bcr-modal-actions button{
    border:0;border-radius:12px;padding:11px 18px;cursor:pointer;
    font-weight:700;font-size:14px;background:var(--bcr-bg-2);color:var(--bcr-text);
}
.bcr-modal-actions button[type=submit]{
    background:linear-gradient(135deg,var(--bcr-navy),var(--bcr-maroon));color:#fff;
}
.bcr-modal-actions button:hover{transform:translateY(-1px)}

/* Checklist */
.bcr-checklist-head{font-weight:700;font-size:13px;margin:8px 0 6px;color:var(--bcr-text)}
.bcr-staff-filter{margin-bottom:6px!important}
.bcr-checklist{
    border:1px solid var(--bcr-line);border-radius:12px;padding:6px;
    max-height:220px;overflow-y:auto;margin-bottom:10px;background:var(--bcr-bg-2);
}
.bcr-checklist label{
    display:flex;align-items:center;gap:8px;padding:8px 10px;
    border-radius:8px;cursor:pointer;font-size:13px;
}
.bcr-checklist label:hover{background:#fff}
.bcr-checklist label small{color:var(--bcr-muted);font-size:11px;margin-left:6px}
.bcr-checklist input[type=checkbox]{width:auto;margin:0;flex:0 0 auto}

/* ============ LIBRARY MODAL ============ */
.bcr-library-tools{
    display:flex;gap:8px;flex-wrap:wrap;margin:14px 22px;
}
.bcr-library-tools input,.bcr-library-tools select{
    flex:1;min-width:200px;margin:0;
}
.bcr-library-tools button{
    background:var(--bcr-bg-2);color:var(--bcr-text);border:1px solid var(--bcr-line);
    border-radius:12px;padding:10px 14px;font-weight:600;cursor:pointer;font-size:13px;
}
.bcr-library-tools button:hover{background:#fff}
.bcr-summary-grid{
    display:grid;grid-template-columns:repeat(6,1fr);gap:10px;
    margin:0 22px 14px;
}
.bcr-summary-grid div{
    background:linear-gradient(135deg,var(--bcr-bg-2),#fff);
    border:1px solid var(--bcr-line);border-radius:14px;padding:14px;
}
.bcr-summary-grid strong{display:block;font-size:22px;color:var(--bcr-maroon);line-height:1}
.bcr-summary-grid span{font-size:11px;color:var(--bcr-muted);margin-top:6px;display:block}
.bcr-table-wrap{
    overflow:auto;border:1px solid var(--bcr-line);border-radius:14px;
    margin:0 22px 22px;
}
.bcr-table{
    border-collapse:collapse;width:100%;min-width:900px;background:#fff;
}
.bcr-table th{
    background:var(--bcr-bg-2);text-align:left;font-size:12px;font-weight:700;
    padding:10px;border-bottom:1px solid var(--bcr-line);color:var(--bcr-text);
    position:sticky;top:0;z-index:1;
}
.bcr-table td{
    font-size:12px;padding:10px;border-bottom:1px solid var(--bcr-line-2);
    vertical-align:top;color:var(--bcr-text);
}
.bcr-table tr:hover td{background:var(--bcr-bg-2)}
.bcr-empty-cell{text-align:center!important;padding:30px!important;color:var(--bcr-muted);font-style:italic}

/* ============ REMINDER MODULE ============ */
.bcr-reminder-form{
    display:grid;
    grid-template-columns:1fr 1.4fr 140px 140px 130px;
    gap:10px;align-items:start;padding:14px;
    background:var(--bcr-bg-2);border:1px solid var(--bcr-line);
    border-radius:var(--bcr-radius-lg);margin:0 22px 14px;
}
.bcr-rf-field{display:flex;flex-direction:column;min-width:0}
.bcr-rf-field label{
    font-size:11px;font-weight:700;color:var(--bcr-muted);
    margin-bottom:4px;text-transform:uppercase;letter-spacing:.3px;
}
.bcr-rf-field input,.bcr-rf-field select,.bcr-rf-field textarea{
    margin-bottom:0!important;
}
.bcr-rf-task{grid-column:span 1}
.bcr-rf-task textarea{min-height:42px}
.bcr-rf-notes{grid-column:1 / span 3}
.bcr-rf-notes textarea{min-height:42px}
.bcr-rf-attach{grid-column:4 / span 2}
.bcr-rf-attach input[type=file]{
    padding:8px 10px!important;font-size:12px;background:#fff;
}
.bcr-file-info{font-size:11px;color:var(--bcr-muted);margin-top:4px;word-break:break-all}
.bcr-rf-actions{
    grid-column:1 / -1;display:flex;justify-content:flex-end;gap:10px;margin-top:6px;
}
.bcr-rf-actions button{
    border:0;border-radius:12px;padding:10px 18px;cursor:pointer;
    font-weight:700;font-size:13px;background:var(--bcr-bg-2);color:var(--bcr-text);
    border:1px solid var(--bcr-line);
}
.bcr-rf-actions button[type=submit]{
    background:linear-gradient(135deg,var(--bcr-navy),var(--bcr-maroon));color:#fff;border:0;
}
.bcr-status{
    display:inline-block;padding:5px 10px;border-radius:99px;
    font-size:11px;font-weight:800;letter-spacing:.2px;
}
.bcr-status.progress{background:var(--bcr-success-bg);color:#166534}
.bcr-status.delay{background:var(--bcr-danger-bg);color:#991b1b}
.bcr-status.done{background:#fce7f3;color:#9d174d}
.bcr-mini-btn{
    padding:6px 10px!important;border-radius:8px!important;font-size:12px!important;
    background:var(--bcr-bg-2);color:var(--bcr-text);margin:2px;
    border:1px solid var(--bcr-line);cursor:pointer;font-weight:600;
    transition:transform .1s,background .12s;
}
.bcr-mini-btn:hover{transform:translateY(-1px)}
.bcr-mini-btn.success{background:var(--bcr-success-bg);color:var(--bcr-success);border-color:#bbf7d0}
.bcr-mini-btn.danger{background:var(--bcr-danger-bg);color:var(--bcr-danger);border-color:#fecaca}
.bcr-reminder-table .is-done td{opacity:.55;text-decoration:line-through}
.bcr-reminder-table .is-done .bcr-status{text-decoration:none}
.bcr-task-cell,.bcr-notes-cell{max-width:240px;white-space:pre-wrap;word-break:break-word}
.bcr-action-cell{white-space:nowrap}
.bcr-reminder-attach{
    display:inline-grid;place-items:center;width:30px;height:30px;
    background:var(--bcr-bg-2);border-radius:8px;text-decoration:none;font-size:14px;
}
.bcr-reminder-attach:hover{background:#fff;box-shadow:var(--bcr-shadow-sm)}

/* ============ TOAST ============ */
.bcr-toast{
    position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(20px);
    background:var(--bcr-navy);color:#fff;padding:12px 20px;border-radius:12px;
    font-size:13px;font-weight:600;box-shadow:var(--bcr-shadow);
    opacity:0;pointer-events:none;transition:all .22s ease-out;z-index:9999999;
    max-width:90vw;
}
.bcr-toast.show{opacity:1;transform:translateX(-50%) translateY(0);pointer-events:auto}
.bcr-toast.success{background:var(--bcr-success)}
.bcr-toast.error{background:var(--bcr-danger)}
.bcr-toast.info{background:var(--bcr-navy)}

/* Prevent body scroll when modal open */
body.bcr-modal-open{overflow:hidden}

/* ============ PRINT ============ */
@media print{
    body *{visibility:hidden}
    #bcrLibraryModal,#bcrLibraryModal *{visibility:visible}
    #bcrLibraryModal{position:absolute;inset:0;background:#fff;display:block;padding:0}
    .bcr-library-tools,.bcr-modal-close,.bcr-modal-head{display:none}
    .bcr-modal-card{box-shadow:none;width:100%;max-height:none}
}

/* ============ MOBILE RESPONSIVE ============ */
@media(max-width:900px){
    .bcr-summary-grid{grid-template-columns:repeat(3,1fr)}
    .bcr-reminder-form{grid-template-columns:1fr 1fr;gap:8px}
    .bcr-rf-task,.bcr-rf-notes,.bcr-rf-attach{grid-column:1 / -1}
}

@media(max-width:780px){
    .bcr-app{border-radius:0}
    .bcr-topbar{padding:10px 12px;gap:8px}
    .bcr-topbar-title strong{font-size:15px}
    .bcr-topbar-title span{font-size:10px}
    .bcr-top-actions button,.bcr-logout{font-size:11px;padding:6px 9px}

    .bcr-shell{
        display:block;
        /* Use dynamic viewport to handle mobile keyboard properly */
        height:calc(100vh - 80px);
        height:calc(100dvh - 80px);
        position:relative;overflow:hidden;
    }
    .bcr-sidebar,.bcr-main{
        position:absolute;inset:0;width:100%;height:100%;
    }
    .bcr-main{
        transform:translateX(100%);
        transition:transform .25s cubic-bezier(.4,0,.2,1);
        z-index:2;
    }
    .bcr-shell.chat-open .bcr-main{transform:translateX(0)}
    .bcr-mobile-back{display:inline-grid}
    .bcr-chat-head{height:56px;padding:8px 12px}
    .bcr-chat-head h2{font-size:15px}
    .bcr-chat-head p{font-size:11px}
    .bcr-bubble{max-width:88%}
    .bcr-summary-grid{grid-template-columns:repeat(2,1fr)}
    .bcr-actions{grid-template-columns:1fr 1fr 1fr;gap:5px}
    .bcr-actions button{font-size:11px;padding:8px 4px}
    .bcr-messages{padding:12px}
    .bcr-compose{padding:6px 8px}
    .bcr-compose input[type=text]{font-size:15px;padding:10px 14px}
    .bcr-modal{padding:0;align-items:flex-end}
    .bcr-modal-card{
        border-radius:18px 18px 0 0;max-height:92vh;width:100%;
        animation:bcrSlideUpMobile .22s ease-out;
    }
    @keyframes bcrSlideUpMobile{from{transform:translateY(100%)}to{transform:translateY(0)}}
    .bcr-modal-head{padding:14px 16px 10px}
    .bcr-modal-head h2{font-size:16px}
    .bcr-modal-card form{padding:0 16px 16px}
    .bcr-modal-card > p{margin:10px 16px;font-size:12px}
    .bcr-library-tools{margin:10px 16px}
    .bcr-table-wrap{margin:0 16px 16px}
    .bcr-summary-grid{margin:0 16px 12px}
    .bcr-reminder-form{margin:0 16px 12px;grid-template-columns:1fr;padding:12px}
    .bcr-rf-task,.bcr-rf-notes,.bcr-rf-attach,.bcr-rf-actions{grid-column:1}
    .bcr-img{max-width:240px;max-height:280px}
}

@media(max-width:480px){
    .bcr-login-wrap{padding:16px;border-radius:0}
    .bcr-login-card{padding:24px}
    .bcr-login-card h1{font-size:20px}
    .bcr-top-actions{gap:4px}
    #bcrInstallBtn{font-size:10px;padding:5px 7px}
    .bcr-summary-grid{grid-template-columns:repeat(2,1fr);gap:6px}
    .bcr-summary-grid div{padding:10px}
    .bcr-summary-grid strong{font-size:18px}
    .bcr-summary-grid span{font-size:10px}
}

/* ============ PWA STANDALONE TWEAKS ============ */
@media(display-mode:standalone){
    /* When running as installed PWA, adjust for safe areas */
    .bcr-topbar{padding-top:max(12px,env(safe-area-inset-top))}
    .bcr-shell{height:calc(100dvh - 64px - env(safe-area-inset-top))}
    .bcr-compose{padding-bottom:max(8px,env(safe-area-inset-bottom))}
}

/* ============ ACCESSIBILITY ============ */
@media(prefers-reduced-motion:reduce){
    *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}
}
.bcr-app button:focus-visible,
.bcr-app input:focus-visible,
.bcr-app select:focus-visible,
.bcr-app textarea:focus-visible,
.bcr-app a:focus-visible{
    outline:2px solid var(--bcr-green);outline-offset:2px;
}