/* =========================================================================
   FiberTeleport Webmail — Skin ala Zimbra (Pebble-style) — tema brand biru
   ========================================================================= */
:root{
    /* --- Warna brand FiberTeleport (selaras dengan CMS & billing panel) --- */
    --brand-primary:#2563eb;
    --brand-primary-dark:#1d4ed8;
    --brand-primary-light:#4f8cff;
    --brand-accent:#0ea5b7;      /* teal aksen ala Zimbra "pebble" */
    --brand-navy:#111a2e;        /* masthead / tree gelap */
    --brand-navy-2:#1b2540;

    --danger:#e0453f;
    --warning:#f39c12;
    --success:#28c76f;
    --star:#f5a623;

    --radius:10px;
    --radius-sm:6px;
    --shadow-sm:0 1px 3px rgba(17,26,46,.08);
    --shadow-md:0 6px 24px rgba(17,26,46,.14);
    --shadow-lg:0 16px 46px rgba(17,26,46,.22);

    --bg-app:#eef1f7;
    --bg-card:#ffffff;
    --border:#dde2ec;
    --border-soft:#e8ebf3;
    --text:#1e2433;
    --text-muted:#6b7280;
    --text-faint:#9aa1b0;

    --row-hover:#f2f5fc;
    --row-selected:#e3ecff;
    --row-unread-bar:var(--brand-primary);
}
*{box-sizing:border-box;}
html,body{margin:0;height:100%;font-family:'Segoe UI',Roboto,Arial,sans-serif;background:var(--bg-app);color:var(--text);-webkit-font-smoothing:antialiased;}
#app{height:100%;}
button{font-family:inherit;}
input,select,textarea{font-family:inherit;}
::selection{background:var(--brand-primary-light);color:#fff;}

/* scrollbars ala Zimbra: tipis */
*::-webkit-scrollbar{width:9px;height:9px;}
*::-webkit-scrollbar-thumb{background:#c7cfdf;border-radius:6px;}
*::-webkit-scrollbar-thumb:hover{background:#aeb8cc;}
*::-webkit-scrollbar-track{background:transparent;}

/* ========================= LOGIN SCREEN ========================= */
.login-screen{
    height:100%;display:flex;align-items:center;justify-content:center;
    background:
        radial-gradient(circle at 15% 20%, rgba(79,140,255,.25), transparent 40%),
        radial-gradient(circle at 85% 80%, rgba(14,165,183,.25), transparent 45%),
        linear-gradient(135deg, var(--brand-navy) 0%, var(--brand-primary-dark) 60%, var(--brand-primary-light) 130%);
    padding:20px;
}
.login-shell{display:flex;flex-direction:column;align-items:center;gap:16px;}
.login-card{
    background:#fff;border-radius:16px;box-shadow:var(--shadow-lg);
    padding:38px 36px 32px;width:380px;
}
.login-brand{display:flex;align-items:center;justify-content:center;margin-bottom:6px;}
.login-logo{height:44px;max-width:220px;object-fit:contain;}
.login-sub{color:var(--text-muted);font-size:13.5px;margin:2px 0 22px;text-align:center;}
.login-error{
    background:#fdecea;color:var(--danger);font-size:13px;
    padding:10px 12px;border-radius:var(--radius-sm);margin-bottom:14px;border:1px solid #f6cbc8;
}
#login-form label{font-size:12.5px;color:var(--text-muted);display:block;margin:14px 0 5px;font-weight:600;}
#login-form input{
    width:100%;padding:11px 13px;border:1.5px solid var(--border);
    border-radius:var(--radius-sm);font-size:14px;transition:.15s;
}
#login-form input:focus{outline:none;border-color:var(--brand-primary);box-shadow:0 0 0 3px rgba(37,99,235,.12);}
#login-btn{
    width:100%;margin-top:22px;padding:12px;
    background:linear-gradient(135deg,var(--brand-primary),var(--brand-primary-dark));
    color:#fff;border:none;border-radius:var(--radius-sm);font-size:15px;font-weight:700;
    cursor:pointer;transition:.2s;letter-spacing:.2px;
}
#login-btn:hover{filter:brightness(1.08);box-shadow:var(--shadow-md);}
#login-btn:disabled{opacity:.6;cursor:default;}
.login-footer{color:rgba(255,255,255,.75);font-size:12px;text-align:center;}

/* ========================= APP SHELL ========================= */
.app-shell{height:100%;display:flex;flex-direction:column;}

/* ---- Masthead ---- */
.masthead{
    height:52px;flex-shrink:0;display:flex;align-items:center;gap:16px;
    background:linear-gradient(90deg,var(--brand-navy) 0%,var(--brand-navy-2) 100%);
    color:#fff;padding:0 14px;box-shadow:0 2px 8px rgba(0,0,0,.18);position:relative;z-index:20;
    border-bottom:2px solid var(--brand-accent);
}
.masthead-left{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.masthead-logo{height:28px;max-width:150px;object-fit:contain;}
.masthead-title{font-size:14.5px;font-weight:600;color:#dbe6ff;white-space:nowrap;letter-spacing:.2px;}
.mobile-only{display:none;}

.masthead-search{
    flex:1;max-width:640px;display:flex;align-items:center;gap:8px;
    background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.16);
    border-radius:20px;padding:0 14px;height:34px;transition:.15s;
}
.masthead-search:focus-within{background:#fff;border-color:#fff;}
.masthead-search:focus-within .search-icon{filter:none;opacity:.55;}
.search-icon{font-size:13px;opacity:.7;flex-shrink:0;}
.masthead-search input{
    flex:1;background:transparent;border:none;outline:none;color:#fff;font-size:13.5px;height:100%;
}
.masthead-search:focus-within input{color:var(--text);}
.masthead-search input::placeholder{color:rgba(255,255,255,.65);}
.masthead-search:focus-within input::placeholder{color:var(--text-faint);}
.search-clear{
    background:none;border:none;color:inherit;opacity:.7;cursor:pointer;font-size:16px;line-height:1;
    padding:0 2px;flex-shrink:0;
}
.search-clear:hover{opacity:1;}

.masthead-right{display:flex;align-items:center;gap:6px;flex-shrink:0;margin-left:auto;}
.icon-btn{
    width:32px;height:32px;border-radius:50%;border:none;background:transparent;color:#fff;
    font-size:15px;cursor:pointer;transition:.15s;display:inline-flex;align-items:center;justify-content:center;
}
.icon-btn.ghost:hover{background:rgba(255,255,255,.15);}

.user-menu{position:relative;}
.user-chip{
    display:flex;align-items:center;gap:8px;background:rgba(255,255,255,.08);
    border:1px solid rgba(255,255,255,.14);border-radius:20px;padding:4px 10px 4px 4px;
    cursor:pointer;color:#fff;transition:.15s;
}
.user-chip:hover{background:rgba(255,255,255,.16);}
.user-avatar{
    width:26px;height:26px;border-radius:50%;flex-shrink:0;
    background:linear-gradient(135deg,var(--brand-accent),var(--brand-primary-light));
    color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:12px;
}
.user-email{font-size:12.5px;max-width:170px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.chevron{font-size:9px;opacity:.75;}
.user-dropdown{
    position:absolute;right:0;top:calc(100% + 8px);background:#fff;border-radius:var(--radius-sm);
    box-shadow:var(--shadow-md);min-width:160px;padding:6px;display:none;z-index:50;border:1px solid var(--border-soft);
}
.user-dropdown.open{display:block;}
.user-dropdown a{
    display:block;padding:9px 12px;font-size:13.5px;color:var(--text);text-decoration:none;border-radius:var(--radius-sm);
}
.user-dropdown a:hover{background:var(--row-hover);}

/* ---- Body layout ---- */
.app-body{flex:1;display:flex;min-height:0;}

/* ---- Sidebar / folder tree ---- */
.sidebar{
    width:220px;flex-shrink:0;background:#fbfcfe;border-right:1px solid var(--border);
    display:flex;flex-direction:column;padding:14px 10px;overflow-y:auto;
}
.compose-btn{
    display:flex;align-items:center;justify-content:center;gap:8px;
    background:linear-gradient(135deg,var(--brand-primary),var(--brand-primary-dark));
    color:#fff;border:none;border-radius:var(--radius-sm);
    padding:11px;font-size:14px;font-weight:700;cursor:pointer;margin-bottom:16px;
    box-shadow:0 3px 10px rgba(37,99,235,.28);transition:.15s;
}
.compose-btn:hover{filter:brightness(1.07);transform:translateY(-1px);}
.compose-icon{font-size:15px;}

.tree-label{
    font-size:10.5px;font-weight:700;color:var(--text-faint);letter-spacing:.6px;
    padding:10px 8px 6px;
}
.folder-nav{display:flex;flex-direction:column;gap:1px;}
.folder-nav-other{max-height:160px;overflow-y:auto;}
.folder-item{
    display:flex;align-items:center;gap:8px;justify-content:space-between;
    padding:8px 9px;border-radius:var(--radius-sm);cursor:pointer;
    color:var(--text);font-size:13.5px;transition:.12s;user-select:none;
}
.folder-item .folder-main{display:flex;align-items:center;gap:8px;overflow:hidden;}
.folder-item .folder-icon{font-size:14px;flex-shrink:0;width:16px;text-align:center;}
.folder-item .folder-label{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.folder-item:hover{background:var(--row-hover);}
.folder-item.active{background:var(--row-selected);color:var(--brand-primary-dark);font-weight:700;}
.folder-item.active .folder-icon{color:var(--brand-primary);}
.folder-item .count{
    font-size:11px;font-weight:700;color:#fff;background:var(--text-faint);
    border-radius:10px;padding:1px 7px;flex-shrink:0;
}
.folder-item.active .count{background:var(--brand-primary);}
.folder-item.unread-bold{font-weight:700;}

/* ---- Main panel ---- */
.main-panel{flex:1;display:flex;flex-direction:column;min-width:0;background:var(--bg-card);}

/* action toolbar */
.app-toolbar{
    display:flex;align-items:center;gap:4px;padding:8px 14px;
    background:#fff;border-bottom:1px solid var(--border);flex-wrap:nowrap;overflow-x:auto;
}
.select-all-wrap{display:flex;align-items:center;padding:0 4px;cursor:pointer;}
.select-all-wrap input{width:15px;height:15px;cursor:pointer;accent-color:var(--brand-primary);}
.toolbar-divider{width:1px;align-self:stretch;background:var(--border);margin:0 6px;flex-shrink:0;}
.tb-btn{
    display:flex;align-items:center;gap:6px;background:none;border:none;
    color:var(--text-muted);font-size:12.5px;font-weight:600;padding:7px 10px;border-radius:var(--radius-sm);
    cursor:pointer;transition:.12s;white-space:nowrap;flex-shrink:0;
}
.tb-btn:hover:not(:disabled){background:var(--row-hover);color:var(--text);}
.tb-btn:disabled{opacity:.38;cursor:default;}
.tb-btn[data-action="delete"]:hover:not(:disabled){color:var(--danger);}
.tb-btn[data-action="star"]:hover:not(:disabled){color:var(--star);}
.tb-select-wrap select{
    border:1px solid var(--border);border-radius:var(--radius-sm);padding:6px 8px;
    font-size:12.5px;color:var(--text-muted);background:#fff;cursor:pointer;max-width:150px;
}
.tb-select-wrap select:disabled{opacity:.5;cursor:default;}
.toolbar-spacer{flex:1;}
.pagination{display:flex;align-items:center;gap:2px;flex-shrink:0;}
.pagination-info{font-size:12px;color:var(--text-muted);margin-right:4px;white-space:nowrap;}
.pagination .icon-btn{color:var(--text-muted);width:28px;height:28px;}
.pagination .icon-btn:hover{background:var(--row-hover);}
.pagination .icon-btn:disabled{opacity:.35;cursor:default;background:none;}

/* content split: list + reader */
.content-split{flex:1;display:flex;overflow:hidden;min-height:0;}

.message-list{
    width:380px;flex-shrink:0;overflow-y:auto;border-right:1px solid var(--border);background:#fff;
}
.msg-row{
    display:flex;align-items:flex-start;gap:9px;
    padding:11px 12px 11px 10px;border-bottom:1px solid var(--border-soft);cursor:pointer;
    transition:.12s;position:relative;border-left:3px solid transparent;
}
.msg-row:hover{background:var(--row-hover);}
.msg-row.active{background:var(--row-selected);border-left-color:var(--brand-primary);}
.msg-row.unread{border-left-color:var(--row-unread-bar);}
.msg-row.unread .msg-from,
.msg-row.unread .msg-subject{font-weight:700;color:var(--text);}
.msg-checkbox{margin-top:2px;flex-shrink:0;width:14px;height:14px;accent-color:var(--brand-primary);cursor:pointer;}
.msg-star{
    flex-shrink:0;margin-top:1px;background:none;border:none;cursor:pointer;font-size:14px;
    color:var(--border);padding:0;line-height:1;
}
.msg-star.on{color:var(--star);}
.msg-star:hover{color:var(--star);}
.msg-body-col{flex:1;min-width:0;}
.msg-row .msg-from{
    font-size:13px;color:var(--text-muted);display:flex;justify-content:space-between;gap:6px;
}
.msg-row .msg-from-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.msg-row .msg-subject{
    font-size:13.5px;margin:3px 0 2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--text);
}
.msg-row .msg-date{font-size:11px;color:var(--text-faint);flex-shrink:0;}
.msg-row .msg-flags{display:inline-flex;gap:3px;margin-right:4px;}
.msg-empty, .reader-empty{
    display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;
    color:var(--text-faint);font-size:13.5px;gap:10px;padding:20px;text-align:center;
}
.reader-empty-icon{font-size:34px;opacity:.5;}

/* ---- Reading pane ---- */
.message-reader{flex:1;overflow-y:auto;background:#fff;display:flex;flex-direction:column;min-width:0;}
.reader-toolbar{
    display:flex;align-items:center;gap:4px;padding:8px 20px;border-bottom:1px solid var(--border-soft);flex-shrink:0;
}
.reader-toolbar .tb-btn{padding:6px 10px;}
.reader-content{padding:20px 26px 30px;flex:1;}
.reader-subject{font-size:18px;font-weight:700;margin:0 0 14px;color:var(--text);line-height:1.35;}
.reader-meta{
    display:flex;gap:12px;align-items:flex-start;margin-bottom:18px;padding-bottom:16px;border-bottom:1px solid var(--border-soft);
}
.reader-avatar{
    width:38px;height:38px;border-radius:50%;flex-shrink:0;
    background:linear-gradient(135deg,var(--brand-accent),var(--brand-primary-light));
    color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;
}
.reader-meta-text{font-size:13px;color:var(--text-muted);line-height:1.75;}
.reader-meta-text b{color:var(--text);font-weight:600;}
.reader-body-frame{width:100%;min-height:200px;border:0;}
.reader-attachments{margin-top:20px;border-top:1px solid var(--border-soft);padding-top:14px;}
.reader-attachments-label{font-size:12px;color:var(--text-faint);font-weight:700;margin-bottom:8px;letter-spacing:.4px;}
.attachment-chip{
    display:inline-flex;align-items:center;gap:7px;background:var(--bg-app);
    border:1px solid var(--border);border-radius:var(--radius-sm);
    padding:8px 13px;font-size:13px;margin:0 8px 8px 0;text-decoration:none;color:var(--text);transition:.12s;
}
.attachment-chip:hover{border-color:var(--brand-primary);color:var(--brand-primary-dark);background:#fff;box-shadow:var(--shadow-sm);}

/* ========================= COMPOSE PANEL (besar) ========================= */
.compose-modal{
    position:fixed;inset:0;background:rgba(17,26,46,.45);
    display:flex;align-items:center;justify-content:center;padding:28px;z-index:200;
}
.compose-box{
    width:100%;max-width:1180px;height:90vh;background:#fff;border-radius:var(--radius);
    box-shadow:var(--shadow-lg);display:flex;flex-direction:column;overflow:hidden;
}
.compose-header{
    display:flex;justify-content:space-between;align-items:center;
    padding:12px 10px 12px 20px;background:linear-gradient(90deg,var(--brand-navy),var(--brand-navy-2));
    color:#fff;font-weight:600;font-size:14.5px;flex-shrink:0;
}
.compose-header .icon-btn{color:#fff;}
#compose-form{display:flex;flex-direction:column;padding:16px 22px 20px;gap:10px;flex:1;min-height:0;}
.compose-toolbar-row{display:flex;align-items:center;gap:12px;padding-bottom:10px;border-bottom:1px solid var(--border);flex-shrink:0;}
.compose-cancel-btn{
    background:#fff;border:1px solid var(--border);border-radius:var(--radius-sm);
    padding:9px 20px;font-weight:600;cursor:pointer;font-size:13.5px;color:var(--text-body);
}
.compose-cancel-btn:hover{background:var(--row-hover);}
.compose-field-row{display:flex;gap:0;align-items:center;flex-shrink:0;border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden;}
.compose-field-row:focus-within{border-color:var(--brand-primary);box-shadow:0 0 0 3px rgba(37,99,235,.10);}
.compose-field-label{
    flex-shrink:0;width:72px;padding:10px 12px;font-size:13px;font-weight:600;color:var(--text-muted);
    background:var(--bg-app);border-right:1px solid var(--border);
}
.compose-field-row input{flex:1;border:none;border-radius:0;padding:10px 12px;font-size:13.5px;font-family:inherit;}
.compose-field-row input:focus{outline:none;box-shadow:none;}
.cc-bcc-toggle{
    flex-shrink:0;background:none;border:none;border-left:1px solid var(--border);color:var(--brand-primary);font-size:12.5px;font-weight:600;
    cursor:pointer;padding:10px 14px;align-self:stretch;
}
.cc-bcc-toggle:hover{background:var(--row-hover);}
.compose-attach-row{display:flex;align-items:center;flex-wrap:wrap;gap:8px;flex-shrink:0;}
.attach-label{
    display:inline-block;font-size:12.5px;color:var(--brand-primary-dark);font-weight:600;
    cursor:pointer;padding:8px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);background:#fff;
}
.attach-label:hover{background:var(--row-hover);}
.attach-file-list{display:flex;flex-wrap:wrap;gap:6px;}
.attach-file-chip{
    display:inline-flex;align-items:center;gap:6px;font-size:12px;background:var(--bg-app);border:1px solid var(--border);border-radius:var(--radius-sm);
    padding:5px 6px 5px 10px;color:var(--text-muted);
}
.attach-file-chip .attach-remove{
    border:none;background:none;color:var(--text-muted);cursor:pointer;font-size:14px;line-height:1;padding:2px 4px;border-radius:3px;
}
.attach-file-chip .attach-remove:hover{background:#fee2e2;color:#b91c1c;}
.compose-box{min-height:0;}
#compose-form{min-height:0;}
.compose-body-wrap{position:relative;flex:1 1 auto;min-height:220px;display:flex;box-sizing:border-box;}
#compose-body{
    box-sizing:border-box;
    flex:1 1 auto;display:block;width:100%;height:100%;min-height:220px;resize:none;
    border:1.5px solid var(--border);border-radius:var(--radius-sm);
    padding:14px;font-size:13.5px;font-family:inherit;line-height:1.6;color:var(--text);background:#fff;
}
#compose-body:focus{outline:none;border-color:var(--brand-primary);box-shadow:0 0 0 3px rgba(37,99,235,.10);}
.compose-dropzone-hint{
    position:absolute;left:15px;top:13px;font-size:12.5px;font-style:italic;color:var(--text-muted);
    pointer-events:none;transition:opacity .1s;z-index:1;background:#fff;padding:1px 3px;
}
.compose-body-wrap.drag-over #compose-body{border-color:var(--brand-primary);background:rgba(37,99,235,.05);}
.compose-body-wrap.drag-over .compose-dropzone-hint{color:var(--brand-primary-dark);font-weight:600;}
#compose-send{
    background:linear-gradient(135deg,var(--brand-primary),var(--brand-primary-dark));color:#fff;border:none;border-radius:var(--radius-sm);
    padding:10px 26px;font-weight:700;cursor:pointer;transition:.15s;font-size:13.5px;
}
#compose-send:hover{filter:brightness(1.08);}
#compose-send:disabled{opacity:.6;cursor:default;}
.compose-status{font-size:12.5px;color:var(--text-muted);}

/* ========================= TOASTS ========================= */
.toast-wrap{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);z-index:400;display:flex;flex-direction:column;gap:8px;align-items:center;}
.toast{
    background:var(--brand-navy);color:#fff;font-size:13px;padding:10px 18px;border-radius:24px;
    box-shadow:var(--shadow-md);opacity:0;transform:translateY(8px);transition:.2s;
}
.toast.show{opacity:1;transform:translateY(0);}
.toast.error{background:var(--danger);}

/* ========================= SWEETALERT2 (di atas semua modal lain) ========================= */
.swal2-container{z-index:9999 !important;}
.swal2-popup{font-family:'Segoe UI',Roboto,Arial,sans-serif;border-radius:14px;}
.swal2-title{font-size:18px;}
.swal2-html-container{font-size:14px;}
.swal2-confirm{background:var(--brand-primary) !important;box-shadow:none !important;}
.swal2-confirm:focus{box-shadow:0 0 0 3px rgba(37,99,235,.35) !important;}
.swal2-cancel{background:#eef1f7 !important;color:var(--text) !important;box-shadow:none !important;}
.swal2-styled.swal2-confirm.swal2-danger{background:var(--danger) !important;}

/* ========================= RESPONSIVE ========================= */
@media (max-width: 980px){
    .masthead-title{display:none;}
    .masthead-search{max-width:none;}
}
@media (max-width: 900px){
    .mobile-only{display:inline-flex;}
    .sidebar{
        position:fixed;left:0;top:52px;bottom:0;z-index:80;width:250px;
        transform:translateX(-100%);transition:.2s;box-shadow:var(--shadow-lg);
    }
    .sidebar.open{transform:translateX(0);}
    .app-toolbar{padding:8px 10px;}
    .tb-btn span{display:none;}
    .message-list{width:100%;}
    .content-split{position:relative;}
    .message-reader{position:absolute;inset:0;background:#fff;display:none;z-index:10;}
    .message-reader.open{display:flex;}
    .compose-box{width:100%;max-width:none;height:100vh;border-radius:0;}
    .compose-modal{padding:0;}
    .compose-field-label{width:56px;font-size:12px;}
    .pagination-info{display:none;}
}