:root{
    --bg:#f5f7fb;--bg2:#eef2ff;--card:#fff;--card2:#f8fafc;--text:#111827;--muted:#667085;
    --accent:#2563eb;--accent2:#7c3aed;--danger:#dc2626;--warn:#d97706;--ok:#16a34a;--line:#e5e7eb;
    --sidebar:#0f172a;--sidebar2:#111827;--shadow:0 14px 35px rgba(15,23,42,.08);--radius:18px
}
:root.dark{
    --bg:#0b1120;--bg2:#111827;--card:#111827;--card2:#0f172a;--text:#e5e7eb;--muted:#94a3b8;
    --accent:#60a5fa;--accent2:#a78bfa;--danger:#f87171;--warn:#fbbf24;--ok:#4ade80;--line:#263244;
    --sidebar:#020617;--sidebar2:#0b1120;--shadow:0 18px 40px rgba(0,0,0,.35)
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,Arial,Helvetica,sans-serif;background:linear-gradient(135deg,var(--bg),var(--bg2));color:var(--text)}a{color:inherit}.layout{display:flex;min-height:100vh}.sidebar{position:sticky;top:0;width:282px;height:100vh;overflow:auto;background:linear-gradient(180deg,var(--sidebar),var(--sidebar2));color:#fff;padding:20px 16px;border-right:1px solid rgba(255,255,255,.08)}.brand{display:flex;align-items:center;gap:12px;padding:8px 8px 22px}.brand-mark{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,#2563eb,#7c3aed);font-weight:800;box-shadow:0 12px 25px rgba(37,99,235,.35)}.brand-title{font-size:18px;font-weight:800;line-height:1.1}.brand-subtitle{font-size:12px;color:#cbd5e1;margin-top:3px}.nav-section{font-size:11px;text-transform:uppercase;letter-spacing:.12em;color:#94a3b8;margin:18px 10px 8px}.sidebar a{display:flex;align-items:center;gap:10px;color:#e5e7eb;text-decoration:none;padding:11px 12px;border-radius:13px;margin:3px 0;transition:.16s ease}.sidebar a:hover{background:rgba(255,255,255,.08);transform:translateX(2px)}.sidebar a.active{background:linear-gradient(135deg,rgba(37,99,235,.95),rgba(124,58,237,.95));color:#fff;box-shadow:0 10px 25px rgba(37,99,235,.25)}.nav-icon{width:24px;text-align:center}.content{flex:1;padding:26px;min-width:0}.topbar{display:flex;justify-content:space-between;gap:16px;align-items:center;margin-bottom:22px;background:rgba(255,255,255,.65);backdrop-filter:blur(10px);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow)}:root.dark .topbar{background:rgba(17,24,39,.72)}h1{margin:0 0 5px;font-size:28px;letter-spacing:-.03em}h2{margin:28px 0 14px;font-size:21px;letter-spacing:-.02em}h3{margin:0 0 8px}.topbar-actions{display:flex;align-items:center;gap:10px}.theme-toggle,.logout{border:1px solid var(--line);background:var(--card);color:var(--text);border-radius:12px;padding:10px 13px;text-decoration:none;cursor:pointer}.logout{background:linear-gradient(135deg,#ef4444,#b91c1c);color:white;border:0}.muted{color:var(--muted);font-size:14px}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(235px,1fr));gap:18px}.dashboard-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:18px}.span-3{grid-column:span 3}.span-4{grid-column:span 4}.span-6{grid-column:span 6}.span-8{grid-column:span 8}.span-12{grid-column:span 12}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}.stat-card{position:relative;overflow:hidden;min-height:132px}.stat-card:after{content:"";position:absolute;right:-35px;top:-35px;width:110px;height:110px;border-radius:999px;background:linear-gradient(135deg,rgba(37,99,235,.18),rgba(124,58,237,.12))}.stat-top{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}.stat-icon{font-size:32px;width:54px;height:54px;border-radius:16px;display:grid;place-items:center;background:var(--card2);border:1px solid var(--line)}.mail-count,.stat-value{font-size:38px;font-weight:850;letter-spacing:-.04em;margin:8px 0 2px}.stat-label{font-weight:750}.btn{display:inline-block;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;text-decoration:none;border:0;border-radius:12px;padding:10px 14px;cursor:pointer;box-shadow:0 10px 22px rgba(37,99,235,.20)}.btn.secondary{background:#475467}.btn.danger{background:var(--danger)}.form{max-width:860px}.field{margin-bottom:14px}.field label{display:block;font-weight:700;margin-bottom:6px}.field input,.field textarea,.field select{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:12px;background:var(--card);color:var(--text)}.table{width:100%;border-collapse:separate;border-spacing:0;background:var(--card);border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:var(--shadow)}.table th,.table td{border-bottom:1px solid var(--line);padding:12px;text-align:left;vertical-align:top}.table th{font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);background:var(--card2)}.table tr:last-child td{border-bottom:0}.notice{padding:12px 14px;background:#ecfdf3;color:#027a48;border-radius:12px;margin-bottom:15px}.login{max-width:390px;margin:90px auto}.icon{font-size:34px}.actions{display:flex;gap:8px;flex-wrap:wrap}.badge{display:inline-flex;align-items:center;gap:6px;background:#eef4ff;color:#3538cd;padding:5px 9px;border-radius:999px;font-size:12px;font-weight:700}:root.dark .badge{background:#1e293b;color:#bfdbfe}.pill{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);border-radius:999px;padding:6px 10px;background:var(--card2);font-size:13px}.pill.ok{color:var(--ok)}.pill.warn{color:var(--warn)}.pill.danger{color:var(--danger)}.alert-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:18px}.alert-strip .pill-card{border-radius:16px;padding:14px 16px;background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow)}.pill-card strong{font-size:26px;display:block}.app-card{text-decoration:none;transition:.16s ease}.app-card:hover{transform:translateY(-3px)}.card.form{margin-bottom:18px}input[readonly]{background:var(--card2)}.table input[readonly]{max-width:170px}.check{display:block;margin:8px 0;font-weight:normal}.check input{width:auto;margin-right:6px}.mini-list{display:grid;gap:10px}.mini-row{display:flex;justify-content:space-between;gap:12px;border-bottom:1px solid var(--line);padding-bottom:10px}.mini-row:last-child{border-bottom:0;padding-bottom:0}.sync-ok{color:var(--ok)}.sync-error{color:var(--danger)}.sync-warning{color:var(--warn)}
@media(max-width:1200px){.span-3,.span-4,.span-6,.span-8{grid-column:span 6}.dashboard-grid{grid-template-columns:repeat(6,1fr)}}
@media(max-width:850px){.layout{display:block}.sidebar{position:relative;width:auto;height:auto}.content{padding:16px}.topbar{display:block}.topbar-actions{margin-top:14px}.grid,.dashboard-grid,.alert-strip{grid-template-columns:1fr}.span-3,.span-4,.span-6,.span-8,.span-12{grid-column:span 1}.table{display:block;overflow-x:auto}.mail-count,.stat-value{font-size:32px}}

/* Etap UI 2.0 - globalne wyszukiwanie i szybkie akcje */
.topbar-v2{display:grid;grid-template-columns:minmax(210px,1fr) minmax(320px,620px) auto;align-items:center}.topbar-title{min-width:0}.global-search{position:relative;display:flex;align-items:center;gap:8px;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:7px 8px 7px 14px;box-shadow:0 10px 25px rgba(15,23,42,.05)}.global-search-icon{opacity:.75}.global-search input{flex:1;min-width:160px;border:0;background:transparent;color:var(--text);outline:0;font-size:14px;padding:9px 4px}.global-search button{border:0;border-radius:12px;padding:9px 13px;background:linear-gradient(135deg,var(--accent),var(--accent2));color:white;cursor:pointer;font-weight:700}.quick-add{position:relative}.quick-add-menu{position:absolute;right:0;top:calc(100% + 8px);min-width:210px;background:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);padding:8px;display:none;z-index:50}.quick-add-menu.open{display:block}.quick-add-menu a{display:flex;align-items:center;gap:8px;text-decoration:none;padding:10px 11px;border-radius:12px;color:var(--text)}.quick-add-menu a:hover{background:var(--card2)}.search-summary{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}.search-results{display:grid;gap:12px}.search-result{display:flex;gap:14px;align-items:flex-start;text-decoration:none;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:14px 16px;box-shadow:var(--shadow);transition:.16s ease}.search-result:hover{transform:translateY(-2px);border-color:rgba(37,99,235,.45)}.search-result-icon{font-size:28px;width:44px;height:44px;border-radius:14px;display:grid;place-items:center;background:var(--card2);border:1px solid var(--line);flex:0 0 auto}.search-result-title{font-weight:850;margin-bottom:3px}.search-result-meta{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}.search-empty{padding:26px;text-align:center}.quick-search-hints{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:12px}.hint-card{text-decoration:none;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:16px;box-shadow:var(--shadow)}.hint-card strong{display:block;margin-bottom:5px}
@media(max-width:1150px){.topbar-v2{grid-template-columns:1fr}.global-search{margin:14px 0}.topbar-actions{margin-top:0}.quick-add-menu{left:0;right:auto}}

/* Etap PWA - instalacja aplikacji i powiadomienia */
.pwa-install-btn[hidden]{display:none!important}
#notifyToggle.notification-enabled{border-color:rgba(22,163,74,.35);color:var(--ok)}
@media(max-width:850px){.topbar-actions{display:flex;flex-wrap:wrap}.topbar-actions .theme-toggle,.topbar-actions .logout{flex:1 1 auto;text-align:center}}

/* Client 360 */
.client-hero{display:flex;justify-content:space-between;gap:18px;align-items:flex-start;margin-bottom:18px}
.client-hero-main h2{font-size:30px;margin:0 0 6px}
.client-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:10px}
.client-meta span{display:inline-flex;align-items:center;gap:6px;background:rgba(99,102,241,.08);border:1px solid rgba(99,102,241,.14);padding:8px 10px;border-radius:999px;font-size:13px}
.client360-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:18px}
.client360-tile{background:var(--card);border:1px solid var(--border);border-radius:18px;padding:18px;box-shadow:var(--shadow)}
.client360-tile .tile-icon{font-size:25px;margin-bottom:10px}
.client360-tile .tile-number{font-size:28px;font-weight:800;margin:2px 0}
.client360-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:18px;align-items:start}
.client360-section{margin-bottom:18px}
.client360-section h2{display:flex;align-items:center;justify-content:space-between;gap:10px}
.status-pill{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:5px 9px;font-size:12px;font-weight:700;background:rgba(148,163,184,.16)}
.status-pill.ok{background:rgba(34,197,94,.14);color:#15803d}
.status-pill.warn{background:rgba(245,158,11,.16);color:#b45309}
.status-pill.err{background:rgba(239,68,68,.14);color:#b91c1c}
.dark .status-pill.ok{color:#86efac}.dark .status-pill.warn{color:#facc15}.dark .status-pill.err{color:#fca5a5}
.timeline{display:flex;flex-direction:column;gap:10px}.timeline-item{border-left:3px solid var(--border);padding-left:12px}.timeline-item strong{display:block}.timeline-item .muted{font-size:12px}
@media(max-width:1100px){.client360-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.client360-layout{grid-template-columns:1fr}.client-hero{flex-direction:column}}
@media(max-width:640px){.client360-grid{grid-template-columns:1fr}}


/* Etap UI Mobile - zwijane menu boczne */
.mobile-menu-toggle,
.mobile-sidebar-close,
.mobile-sidebar-backdrop{
    display:none;
}

@media(max-width:850px){
    body.mobile-menu-open{
        overflow:hidden;
    }

    .layout{
        display:block;
    }

    .content{
        padding:14px;
    }

    .mobile-menu-toggle{
        display:inline-flex;
        align-items:center;
        justify-content:center;
        gap:8px;
        width:100%;
        border:1px solid var(--line);
        background:var(--card);
        color:var(--text);
        border-radius:14px;
        padding:12px 14px;
        font-weight:800;
        cursor:pointer;
        margin-bottom:12px;
        box-shadow:0 10px 24px rgba(15,23,42,.06);
    }

    .sidebar{
        position:fixed;
        top:0;
        left:0;
        bottom:0;
        width:min(84vw,330px);
        height:100dvh;
        z-index:1000;
        transform:translateX(-105%);
        transition:transform .22s ease;
        border-right:1px solid rgba(255,255,255,.12);
        box-shadow:20px 0 50px rgba(0,0,0,.35);
        padding-top:18px;
    }

    body.mobile-menu-open .sidebar{
        transform:translateX(0);
    }

    .mobile-sidebar-backdrop{
        display:block;
        position:fixed;
        inset:0;
        background:rgba(2,6,23,.55);
        backdrop-filter:blur(3px);
        z-index:999;
        opacity:0;
        pointer-events:none;
        transition:opacity .22s ease;
    }

    body.mobile-menu-open .mobile-sidebar-backdrop{
        opacity:1;
        pointer-events:auto;
    }

    .mobile-sidebar-close{
        display:grid;
        place-items:center;
        position:absolute;
        top:14px;
        right:14px;
        width:38px;
        height:38px;
        border:1px solid rgba(255,255,255,.14);
        border-radius:12px;
        background:rgba(255,255,255,.08);
        color:#fff;
        font-size:28px;
        line-height:1;
        cursor:pointer;
    }

    .brand{
        padding-right:48px;
    }

    .nav{
        padding-bottom:30px;
    }

    .nav-section{
        margin-top:14px;
    }

    .topbar-v2{
        display:block;
        padding:14px;
        border-radius:18px;
    }

    .topbar-title h1{
        font-size:24px;
    }

    .global-search{
        margin:12px 0;
        width:100%;
    }

    .global-search input{
        min-width:0;
    }

    .topbar-actions{
        display:grid;
        grid-template-columns:1fr 1fr;
        gap:8px;
        margin-top:10px;
    }

    .topbar-actions .quick-add,
    .topbar-actions .pwa-install-btn,
    .topbar-actions #notifyToggle,
    .topbar-actions #themeToggle,
    .topbar-actions .logout{
        width:100%;
    }

    .topbar-actions .theme-toggle,
    .topbar-actions .logout,
    .quick-add-toggle{
        min-height:44px;
        display:flex;
        align-items:center;
        justify-content:center;
        text-align:center;
    }

    .quick-add-menu{
        left:0;
        right:auto;
        width:calc(100vw - 28px);
        max-width:330px;
    }
}

@media(min-width:851px){
    .mobile-menu-toggle{
        display:none!important;
    }
}
.mobile-collapse {
    margin: 8px 0;
}

.mobile-collapse summary {
    cursor: pointer;
    padding: 13px 16px;
    border-radius: 14px;
    color: #cbd5e1;
    font-weight: 700;
    list-style: none;
    background: rgba(255,255,255,0.04);
}

.mobile-collapse summary::-webkit-details-marker {
    display: none;
}

.mobile-collapse summary::after {
    content: "›";
    float: right;
    transition: transform .2s ease;
}

.mobile-collapse[open] summary::after {
    transform: rotate(90deg);
}

.mobile-collapse a {
    display: block;
    margin: 6px 0 6px 14px;
    padding: 11px 14px;
    border-radius: 12px;
    color: #e5e7eb;
    text-decoration: none;
}

.mobile-collapse a:hover {
    background: rgba(255,255,255,0.08);
}

@media (min-width: 901px) {
    .mobile-collapse {
        display: block;
    }

    .mobile-collapse summary {
        pointer-events: none;
        background: transparent;
        text-transform: uppercase;
        letter-spacing: .12em;
        font-size: 12px;
        color: #94a3b8;
    }

    .mobile-collapse summary::after {
        display: none;
    }

    .mobile-collapse:not([open]) a {
        display: block;
    }
}


/* FIX: menu mobilne zwijane - kompaktowe */
@media(max-width:850px){
    .sidebar details.mobile-collapse:not([open]) a{
        display:none !important;
    }

    .sidebar details.mobile-collapse summary{
        display:flex;
        align-items:center;
        justify-content:space-between;
        padding:13px 14px;
        margin:6px 0;
        border-radius:14px;
        background:rgba(255,255,255,.06);
        color:#e5e7eb;
        font-weight:800;
        cursor:pointer;
        list-style:none;
    }

    .sidebar details.mobile-collapse summary::-webkit-details-marker{
        display:none;
    }

    .sidebar details.mobile-collapse summary::after{
        content:"›";
        font-size:22px;
        line-height:1;
        transition:transform .18s ease;
        opacity:.85;
    }

    .sidebar details.mobile-collapse[open] summary::after{
        transform:rotate(90deg);
    }

    .sidebar details.mobile-collapse a{
        display:flex;
        margin:4px 0 4px 12px;
        padding:10px 12px;
        border-radius:12px;
    }

    .sidebar .nav-section.mobile-only-hidden{
        display:none;
    }
}

@media(min-width:851px){
    .sidebar details.mobile-collapse{
        display:block;
        margin:0;
    }

    .sidebar details.mobile-collapse summary{
        pointer-events:none;
        list-style:none;
        background:transparent;
        padding:0;
        margin:18px 10px 8px;
        font-size:11px;
        text-transform:uppercase;
        letter-spacing:.12em;
        color:#94a3b8;
        font-weight:700;
    }

    .sidebar details.mobile-collapse summary::-webkit-details-marker{
        display:none;
    }

    .sidebar details.mobile-collapse summary::after{
        display:none;
    }

    .sidebar details.mobile-collapse:not([open]) a,
    .sidebar details.mobile-collapse a{
        display:flex !important;
    }
}


/* =========================================================
   FINAL FIX MENU 3.0
   Desktop i mobile: sekcje są zwijane/rozwijane po kliknięciu.
   Aktywna sekcja otwiera się automatycznie po stronie PHP.
   ========================================================= */
.sidebar details.nav-group,
.sidebar details.mobile-collapse{margin:8px 0!important;padding:0!important;border:0!important}
.sidebar details.nav-group summary,
.sidebar details.mobile-collapse summary{list-style:none!important}
.sidebar details.nav-group summary::-webkit-details-marker,
.sidebar details.mobile-collapse summary::-webkit-details-marker{display:none!important}
.sidebar details.nav-group summary,
.sidebar details.mobile-collapse summary{
    display:flex!important;align-items:center!important;justify-content:space-between!important;
    margin:8px 0 6px!important;padding:12px 12px!important;border-radius:13px!important;
    background:rgba(255,255,255,.045)!important;color:#cbd5e1!important;
    font-size:12px!important;font-weight:800!important;text-transform:uppercase!important;
    letter-spacing:.12em!important;cursor:pointer!important;pointer-events:auto!important;
}
.sidebar details.nav-group summary:hover,
.sidebar details.mobile-collapse summary:hover{background:rgba(255,255,255,.08)!important;color:#fff!important}
.sidebar details.nav-group summary::after,
.sidebar details.mobile-collapse summary::after{
    display:inline-block!important;content:"›"!important;font-size:22px!important;line-height:1!important;
    opacity:.85!important;transform:rotate(0deg)!important;transition:transform .18s ease!important;
    float:none!important;
}
.sidebar details.nav-group[open] summary::after,
.sidebar details.mobile-collapse[open] summary::after{transform:rotate(90deg)!important}
.sidebar details.nav-group:not([open]) a,
.sidebar details.mobile-collapse:not([open]) a{display:none!important}
.sidebar details.nav-group[open] a,
.sidebar details.mobile-collapse[open] a{display:flex!important;margin-left:10px!important}

@media(max-width:850px){
    .sidebar details.nav-group summary,
    .sidebar details.mobile-collapse summary{
        font-size:14px!important;text-transform:none!important;letter-spacing:0!important;
        padding:13px 14px!important;
    }
    .sidebar details.nav-group[open] a,
    .sidebar details.mobile-collapse[open] a{margin-left:14px!important}
}


/* Sekcja z przyciskiem akcji, np. Dodaj skrzynkę */
.section-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:28px 0 14px}
.section-header h2{margin:0}
@media(max-width:640px){.section-header{align-items:stretch;flex-direction:column}.section-header .btn{text-align:center}}