:root{--blue:#178CF2;--bg:#f2f2f7;--card:#fff;--border:rgba(0,0,0,.10);--text:#1c1c1e;--muted:#8e8e93;--r:12px;--r-sm:8px}
*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}
html,body{height:100%;overflow:hidden}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',system-ui,sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}

.screen{display:none;height:100dvh;flex-direction:column}
.screen.active{display:flex}
.view{display:none;flex-direction:column;height:100dvh}
.view.active{display:flex}

/* LOGIN */
.login-wrap{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:32px 24px;width:100%;max-width:400px;margin:0 auto}
.login-logo{text-align:center;margin-bottom:28px}
.logo-icon{width:76px;height:76px;border-radius:22px;background:var(--blue);display:inline-flex;align-items:center;justify-content:center;margin-bottom:14px}
.logo-icon i{font-size:38px;color:#fff}
.login-logo h1{font-size:22px;font-weight:700}
.login-logo p{font-size:13px;color:var(--muted);margin-top:3px}
.hint{font-size:12px;color:var(--muted);text-align:center;margin-top:12px}

/* TOPBAR */
.topbar{display:flex;align-items:center;gap:8px;padding:max(14px,env(safe-area-inset-top)) 16px 12px;background:var(--card);border-bottom:0.5px solid var(--border);flex-shrink:0}
.topbar h1{flex:1;font-size:18px;font-weight:700}
.offline-bar{display:none;background:#FAEEDA;color:#633806;font-size:12px;text-align:center;padding:6px 16px;border-bottom:0.5px solid #FAC775;flex-shrink:0}
.offline-bar.show{display:block}
.content{flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch;background:var(--bg);padding-bottom:72px}

/* SEARCH / FILTER */
.search-bar{padding:10px 16px;background:var(--card);border-bottom:0.5px solid var(--border);flex-shrink:0}
.search-wrap{position:relative}
.search-wrap i{position:absolute;left:10px;top:50%;transform:translateY(-50%);color:var(--muted);font-size:16px}
.search-wrap input{width:100%;padding:9px 12px 9px 34px;background:var(--bg);border:0.5px solid var(--border);border-radius:var(--r-sm);font-size:14px;color:var(--text)}
.filter-tabs{display:flex;gap:6px;padding:10px 16px;overflow-x:auto;scrollbar-width:none;border-bottom:0.5px solid var(--border);background:var(--card);flex-shrink:0}
.filter-tabs::-webkit-scrollbar{display:none}
.ftab{border:0.5px solid var(--border);border-radius:20px;padding:5px 13px;font-size:12px;background:none;cursor:pointer;white-space:nowrap;color:var(--muted)}
.ftab.active{background:var(--blue);border-color:var(--blue);color:#fff}

/* TICKETS */
.ticket-item{display:flex;align-items:flex-start;gap:11px;padding:12px 16px;border-bottom:0.5px solid var(--border);background:var(--card);cursor:pointer}
.ticket-item:active{background:var(--bg)}
.t-avatar{width:38px;height:38px;border-radius:50%;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700}
.t-main{flex:1;min-width:0}
.t-header{display:flex;justify-content:space-between;margin-bottom:2px}
.t-id,.t-time{font-size:11px;color:var(--muted)}
.t-subject{font-size:14px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:5px}
.t-meta{display:flex;gap:5px;flex-wrap:wrap}

#view-tickets{position:relative}
.fab{position:absolute;bottom:78px;right:16px;width:52px;height:52px;border-radius:50%;background:var(--blue);border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 3px 14px rgba(23,140,242,.45);z-index:10}
.fab i{color:#fff;font-size:26px}

/* BADGES */
.badge{font-size:11px;padding:2px 9px;border-radius:10px;font-weight:600;display:inline-block}
.badge-new{background:#E6F1FB;color:#0C447C}
.badge-progress{background:#FAEEDA;color:#633806}
.badge-resolved{background:#EAF3DE;color:#27500A}
.badge-closed{background:#F1EFE8;color:#444441}
.badge-high{background:#FCEBEB;color:#791F1F}
.badge-critical{background:#F7C1C1;color:#501313}
.badge-normal{background:#E6F1FB;color:#185FA5}
.badge-low{background:#F1EFE8;color:#5F5E5A}

/* NAV */
.bottomnav{display:flex;flex-shrink:0;background:var(--card);border-top:0.5px solid var(--border);padding-bottom:env(safe-area-inset-bottom)}
.nav-btn{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;background:none;border:none;cursor:pointer;color:var(--muted);font-size:10px;padding:8px 0}
.nav-btn i{font-size:22px}
.nav-btn.active{color:var(--blue)}

/* BUTTONS */
.btn-primary{width:100%;padding:13px;background:var(--blue);color:#fff;border:none;border-radius:var(--r);font-size:15px;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px}
.btn-primary:active,.btn-primary:disabled{opacity:.8}
.btn-secondary{width:100%;padding:12px;background:none;color:var(--muted);border:0.5px solid var(--border);border-radius:var(--r);font-size:14px;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:7px}
.btn-danger{width:100%;padding:12px;background:none;color:#e24b4a;border:0.5px solid #f09595;border-radius:var(--r);font-size:14px;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:7px}
.btn-add{padding:7px 14px;background:var(--blue);color:#fff;border:none;border-radius:var(--r-sm);font-size:13px;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:5px;white-space:nowrap}
.icon-btn{width:36px;height:36px;border-radius:var(--r-sm);background:none;border:0.5px solid var(--border);display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--text);font-size:19px}

/* CARDS / FORMS */
.card{background:var(--card);border-radius:var(--r);border:0.5px solid var(--border);overflow:hidden;margin-bottom:12px}
.field-row{display:flex;align-items:center;gap:10px;padding:12px 14px;border-bottom:0.5px solid var(--border)}
.field-row label{color:var(--muted);font-size:18px}
.field-row input,.field-row select{flex:1;border:none;background:transparent;font-size:15px;color:var(--text);outline:none;font-family:inherit}
.field-row-last{border-bottom:none}
.form-wrap{padding:16px;max-width:600px}
.form-field{margin-bottom:14px}
.form-field label{font-size:13px;color:var(--muted);display:block;margin-bottom:5px}
.form-field input,.form-field select,.form-field textarea{width:100%;padding:10px 12px;border:0.5px solid var(--border);border-radius:var(--r-sm);font-size:14px;background:var(--card);color:var(--text);font-family:inherit}
.form-field textarea{min-height:90px;resize:none}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}

/* UPLOAD */
.upload-zone{border:1.5px dashed var(--border);border-radius:var(--r);padding:22px 16px;text-align:center;cursor:pointer;background:var(--card)}
.upload-zone.drag{background:#E6F1FB;border-color:var(--blue)}
.upload-zone i{font-size:30px;color:var(--muted);display:block;margin-bottom:7px}
.upload-zone p{font-size:14px;font-weight:500}
.upload-zone span{font-size:12px;color:var(--muted)}
.file-preview{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.file-thumb{position:relative;width:72px;height:72px;border-radius:var(--r-sm);border:0.5px solid var(--border);background:var(--bg);overflow:hidden;display:flex;align-items:center;justify-content:center}
.file-thumb img{width:100%;height:100%;object-fit:cover}
.fdel{position:absolute;top:2px;right:2px;background:rgba(0,0,0,.55);color:#fff;border:none;border-radius:50%;width:18px;height:18px;font-size:11px;cursor:pointer;line-height:18px;text-align:center}
.file-doc{flex-direction:column;gap:3px}
.file-doc i{font-size:22px;color:var(--muted)}
.file-doc span{font-size:9px;color:var(--muted);padding:0 3px;text-align:center;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;width:100%}

/* DETAIL */
.d-hero{padding:16px;background:var(--card);border-bottom:0.5px solid var(--border)}
.d-subject{font-size:18px;font-weight:700;margin-bottom:10px;line-height:1.4}
.d-badges{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:12px}
.d-meta{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.meta-card{background:var(--bg);border-radius:var(--r-sm);padding:8px 10px}
.meta-card .lbl{font-size:11px;color:var(--muted);margin-bottom:2px}
.meta-card .val{font-size:13px;font-weight:600;word-break:break-all}
.section-block{padding:14px 16px;background:var(--card);border-bottom:0.5px solid var(--border)}
.section-block h3{font-size:11px;color:var(--muted);font-weight:400;margin-bottom:8px;text-transform:uppercase;letter-spacing:.05em}
.body-text{font-size:14px;line-height:1.6}
.comment{border-radius:var(--r-sm);padding:10px 12px;margin-bottom:8px;font-size:14px;line-height:1.5}
.c-agent{background:#E6F1FB}
.c-requester{background:var(--bg)}
.c-sender{font-size:11px;color:var(--muted);margin-bottom:4px;font-weight:600}
.reply-box{padding:14px 16px;background:var(--card)}
.reply-box h3{font-size:11px;color:var(--muted);font-weight:400;margin-bottom:8px;text-transform:uppercase;letter-spacing:.05em}
.reply-box textarea{width:100%;min-height:80px;resize:none;padding:10px 12px;border:0.5px solid var(--border);border-radius:var(--r-sm);font-size:14px;font-family:inherit;background:var(--bg)}
.reply-actions{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap}
.status-select{flex:1;min-width:140px;padding:10px 12px;border:0.5px solid var(--border);border-radius:var(--r-sm);font-size:13px;background:var(--bg);font-family:inherit}
.send-btn{padding:10px 18px;background:var(--blue);color:#fff;border:none;border-radius:var(--r-sm);font-size:14px;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:6px}

/* PROFILE */
.profile-hero{display:flex;align-items:center;gap:14px;background:var(--card);border-radius:var(--r);border:0.5px solid var(--border);padding:16px;margin-bottom:20px}
.profile-avatar{width:56px;height:56px;border-radius:50%;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:700;background:#E6F1FB;color:#0C447C}

/* DASHBOARD */
.stats-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:16px 16px 0}
.stat-card{background:var(--card);border-radius:var(--r);border:0.5px solid var(--border);padding:14px;cursor:default}
.stat-card-sm{cursor:pointer}
.stat-card-sm:active{background:var(--bg)}
.stat-warn{border-color:#FAC775;background:#FAEEDA}
.stat-num{font-size:30px;font-weight:700;line-height:1}
.stat-label{font-size:12px;color:var(--muted);margin-top:4px}
.recent-wrap{padding:12px 16px 0}
.recent-lbl{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:8px}

/* ADMIN */
.admin-section{padding:16px}
.admin-toolbar{display:flex;align-items:center;gap:10px;padding:12px 16px;background:var(--card);border-bottom:0.5px solid var(--border);flex-shrink:0;position:sticky;top:0;z-index:5}
.admin-stats{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:16px}
.astat{background:var(--card);border:0.5px solid var(--border);border-radius:var(--r);padding:14px;text-align:center;cursor:pointer}
.astat:active{background:var(--bg)}
.astat-icon{font-size:24px;color:var(--muted);display:block;margin-bottom:6px}
.astat-num{font-size:26px;font-weight:700}
.astat-label{font-size:11px;color:var(--muted);margin-top:2px}
.astat-warn{border-color:#FAC775;background:#FAEEDA}
.astat-danger{border-color:#F09595;background:#FCEBEB}
.umsatz-card{background:var(--blue);border-radius:var(--r);padding:16px;margin-bottom:4px;color:#fff}
.umsatz-card div:first-child{color:rgba(255,255,255,.75)}

/* KUNDEN CARDS */
.kunden-card{background:var(--card);border-bottom:0.5px solid var(--border);padding:14px 16px;cursor:pointer}
.kunden-card:active{background:var(--bg)}
.kc-header{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.kc-avatar{width:40px;height:40px;border-radius:10px;background:var(--bg);display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0;border:0.5px solid var(--border)}
.kc-name{font-size:15px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.kc-sub{font-size:12px;color:var(--muted);margin-top:1px}
.kc-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:12px;color:var(--muted)}
.kc-meta button{margin-left:auto}

/* LIZENZEN */
.liz-row{display:flex;align-items:center;gap:10px;padding:12px 16px;background:var(--card);border-bottom:0.5px solid var(--border);cursor:pointer}
.liz-row:active{background:var(--bg)}
.liz-ampel{width:10px;height:10px;border-radius:50%;flex-shrink:0}
.ampel-ok{background:#639922}
.ampel-gelb{background:#EF9F27}
.ampel-orange{background:#D85A30}
.ampel-rot{background:#E24B4A}
.liz-name{font-size:14px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.liz-sub{font-size:12px;color:var(--muted)}

/* LIST ROWS */
.list-row{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;background:var(--card);border-radius:var(--r-sm);margin-bottom:6px;cursor:pointer;font-size:14px}
.list-row:active{background:var(--bg)}
.list-row-warn{background:#FAEEDA}
.list-row-danger{background:#FCEBEB}

/* MISC */
.loading{display:flex;align-items:center;justify-content:center;padding:56px;color:var(--muted)}
.spin{animation:spin 1s linear infinite;display:inline-block;font-size:26px}
@keyframes spin{to{transform:rotate(360deg)}}
.banner{padding:10px 14px;border-radius:var(--r-sm);margin-bottom:12px;font-size:13px;display:flex;align-items:center;gap:8px;width:100%}
.banner-error{background:#FCEBEB;color:#791F1F;border:0.5px solid #F09595}
.banner-success{background:#EAF3DE;color:#27500A;border:0.5px solid #97C459}
.empty{text-align:center;padding:56px 24px;color:var(--muted)}
.empty i{font-size:44px;margin-bottom:12px;display:block;opacity:.25}
.section-label{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;margin:0 0 6px 2px}

@media(prefers-color-scheme:dark){
  :root{--bg:#1c1c1e;--card:#2c2c2e;--border:rgba(255,255,255,.10);--text:#f2f2f7;--muted:#8e8e93}
  .upload-zone,.c-agent{background:#0C447C}
  .c-requester{background:#3a3a3c}
  .reply-box textarea,.form-field input,.form-field select,.form-field textarea,.search-wrap input,.status-select{background:#3a3a3c;color:#f2f2f7;border-color:rgba(255,255,255,.12)}
  .umsatz-card{background:#0C447C}
  .astat-warn{background:#633806;border-color:#854F0B}
  .astat-danger{background:#791F1F;border-color:#A32D2D}
  .list-row-warn{background:#412402}
  .list-row-danger{background:#501313}
  .badge-new{background:#0C447C;color:#B5D4F4}
  .badge-resolved{background:#27500A;color:#C0DD97}
  .badge-progress{background:#633806;color:#FAC775}
}