/* ── Reset & Base ── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:       #0f0f13;
  --bg2:      #17171f;
  --bg3:      #1e1e2a;
  --bg4:      #252535;
  --border:   rgba(255,255,255,0.08);
  --text:     #e8e8f0;
  --text2:    #9898b0;
  --text3:    #606078;
  --amber:    #f59e0b;
  --amber2:   #fbbf24;
  --blue:     #3b82f6;
  --red:      #ef4444;
  --green:    #22c55e;
  --radius:   10px;
  --sidebar:  220px;
}
html,body{height:100%;background:var(--bg);color:var(--text);font-family:'Segoe UI',system-ui,sans-serif;font-size:14px}
#app{height:100%;display:flex;flex-direction:column}

/* ── Login ── */
.login-wrap{display:flex;align-items:center;justify-content:center;height:100vh;background:var(--bg)}
.login-box{background:var(--bg2);border:1px solid var(--border);border-radius:16px;padding:40px 36px;width:360px;max-width:90vw}
.login-logo{text-align:center;margin-bottom:16px}
.login-logo img{width:52px;height:52px;object-fit:contain;filter:brightness(0) invert(1);opacity:.8}
.login-box h2{text-align:center;font-size:1.25rem;font-weight:700;margin-bottom:24px;color:var(--text)}

/* ── Main Layout ── */
#main-screen{display:flex;height:100vh;overflow:hidden}
.sidebar{width:var(--sidebar);background:var(--bg2);border-right:1px solid var(--border);display:flex;flex-direction:column;flex-shrink:0}
.sidebar-brand{display:flex;align-items:center;gap:10px;padding:18px 16px;border-bottom:1px solid var(--border)}
.sidebar-brand img{width:28px;height:28px;object-fit:contain;filter:brightness(0) invert(1);opacity:.7}
.sidebar-brand span{font-size:.95rem;font-weight:700;color:var(--amber);letter-spacing:.04em}
.sidebar-nav{flex:1;padding:12px 8px;display:flex;flex-direction:column;gap:2px}
.nav-item{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:8px;color:var(--text2);text-decoration:none;font-size:.9rem;transition:background .15s,color .15s;cursor:pointer}
.nav-item:hover{background:var(--bg3);color:var(--text)}
.nav-item.active{background:rgba(245,158,11,0.12);color:var(--amber)}
.nav-icon{width:18px;text-align:center;flex-shrink:0;font-size:1rem}
.sidebar-footer{padding:12px;border-top:1px solid var(--border)}
.user-info{margin-bottom:8px}
.user-info span{display:block;font-size:.85rem;font-weight:600;color:var(--text)}
.user-info small{color:var(--text3);font-size:.75rem}
.btn-logout{width:100%;background:rgba(239,68,68,0.1);border:1px solid rgba(239,68,68,0.25);color:#f87171;border-radius:7px;padding:7px;cursor:pointer;font-size:.82rem;transition:background .15s}
.btn-logout:hover{background:rgba(239,68,68,0.2)}

.main-content{flex:1;overflow-y:auto;padding:24px}

/* ── Forms ── */
.form-group{margin-bottom:14px}
.form-group label{display:block;font-size:.8rem;color:var(--text2);margin-bottom:6px;font-weight:500;text-transform:uppercase;letter-spacing:.04em}
.form-control{width:100%;background:var(--bg3);border:1px solid var(--border);border-radius:8px;color:var(--text);padding:9px 12px;font-size:.9rem;outline:none;transition:border-color .15s}
.form-control:focus{border-color:var(--amber)}
.form-control option{background:var(--bg3)}
.btn-block{width:100%}

/* ── Buttons ── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:8px 16px;border-radius:8px;cursor:pointer;font-size:.88rem;font-weight:600;border:none;transition:opacity .15s,background .15s}
.btn:hover{opacity:.85}
.btn-primary{background:var(--amber);color:#000}
.btn-secondary{background:var(--bg4);color:var(--text);border:1px solid var(--border)}
.btn-danger{background:rgba(239,68,68,0.15);color:#f87171;border:1px solid rgba(239,68,68,0.25)}
.btn-danger:hover{background:rgba(239,68,68,0.25);opacity:1}
.btn-sm{padding:5px 11px;font-size:.8rem;border-radius:6px}
.btn-icon{padding:5px 8px;font-size:1rem;background:var(--bg4);border:1px solid var(--border);color:var(--text2);border-radius:6px;cursor:pointer}
.btn-icon:hover{color:var(--text);background:var(--bg3)}

/* ── Page Header ── */
.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;flex-wrap:wrap;gap:12px}
.page-title{font-size:1.3rem;font-weight:700;color:var(--text)}
.page-actions{display:flex;align-items:center;gap:8px}

/* ── Cards ── */
.card{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);padding:20px}
.card+.card{margin-top:16px}

/* ── Dashboard ── */
.dashboard-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:16px}
.branch-card{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.branch-card-header{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;background:var(--bg3);border-bottom:1px solid var(--border)}
.branch-card-name{font-weight:700;font-size:.95rem;color:var(--text)}
.branch-badge{font-size:.72rem;background:rgba(245,158,11,0.15);color:var(--amber);border:1px solid rgba(245,158,11,0.3);border-radius:20px;padding:2px 9px}
.branch-card-body{padding:12px 16px}
.slide-link-row{display:flex;align-items:center;gap:8px;padding:9px 0;border-bottom:1px solid var(--border)}
.slide-link-row:last-child{border-bottom:none}
.slide-link-info{flex:1;min-width:0}
.slide-link-name{font-size:.88rem;font-weight:600;color:var(--text);display:flex;align-items:center;gap:6px}
.orient-badge{font-size:.68rem;border-radius:4px;padding:1px 6px;background:var(--bg4);color:var(--text3);border:1px solid var(--border)}
.slide-link-url{font-size:.73rem;color:var(--text3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:2px}
.slide-link-actions{display:flex;gap:4px;flex-shrink:0}
.no-slides{color:var(--text3);font-size:.85rem;padding:12px 0;text-align:center}
.branch-empty{color:var(--text3);font-size:.82rem;padding:14px;text-align:center}

/* ── Slide Manager ── */
.branch-selector{display:flex;align-items:center;gap:12px;margin-bottom:20px;flex-wrap:wrap}
.branch-tab{padding:6px 16px;border-radius:20px;border:1px solid var(--border);background:var(--bg3);color:var(--text2);cursor:pointer;font-size:.85rem;transition:all .15s}
.branch-tab.active,.branch-tab:hover{background:rgba(245,158,11,0.12);color:var(--amber);border-color:rgba(245,158,11,0.3)}

.slide-card{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:16px;overflow:hidden}
.slide-card-header{display:flex;align-items:center;gap:10px;padding:14px 16px;background:var(--bg3);border-bottom:1px solid var(--border)}
.slide-card-title{flex:1;min-width:0}
.slide-card-title h3{font-size:.95rem;font-weight:700;color:var(--text)}
.slide-card-meta{font-size:.75rem;color:var(--text3);margin-top:2px;display:flex;gap:10px;flex-wrap:wrap}
.slide-card-actions{display:flex;gap:6px}
.slide-card-body{padding:14px 16px}
.slide-url-bar{display:flex;align-items:center;gap:8px;background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:8px 12px;margin-bottom:14px}
.slide-url-text{flex:1;font-size:.78rem;color:var(--text3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.slide-url-text a{color:var(--blue);text-decoration:none}
.slide-url-text a:hover{text-decoration:underline}

/* ── Thumbnails ── */
.thumbs-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(100px,1fr));gap:8px;margin-bottom:12px}
.thumb-item{position:relative;aspect-ratio:16/9;border-radius:7px;overflow:hidden;background:var(--bg3);border:1px solid var(--border);cursor:grab}
.thumb-item img,.thumb-item video{width:100%;height:100%;object-fit:cover;display:block}
.thumb-item.portrait-thumb{aspect-ratio:9/16}
.thumb-del{position:absolute;top:4px;right:4px;background:rgba(0,0,0,0.7);border:none;border-radius:50%;width:20px;height:20px;font-size:10px;color:#f87171;cursor:pointer;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .15s}
.thumb-item:hover .thumb-del{opacity:1}
.thumb-add{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;font-size:.75rem;color:var(--text3);border:2px dashed var(--border);border-radius:7px;cursor:pointer;transition:border-color .15s,color .15s;aspect-ratio:16/9}
.thumb-add:hover{border-color:var(--amber);color:var(--amber)}
.thumb-add.portrait-thumb{aspect-ratio:9/16}
.thumb-add-icon{font-size:1.5rem}

/* ── Upload Queue ── */
.upload-queue{background:var(--bg3);border:1px solid var(--border);border-radius:8px;padding:10px;margin-top:10px;display:none}
.queue-item{display:flex;align-items:center;gap:8px;padding:5px 0;font-size:.8rem}
.queue-item:not(:last-child){border-bottom:1px solid var(--border)}
.queue-name{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--text2)}
.queue-status{font-size:.75rem;flex-shrink:0}
.progress-bar{height:4px;background:var(--bg4);border-radius:2px;margin-top:4px;overflow:hidden}
.progress-fill{height:100%;background:var(--amber);border-radius:2px;transition:width .2s}

/* ── Table ── */
.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse}
th,td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--border);font-size:.85rem}
th{color:var(--text3);font-weight:600;font-size:.75rem;text-transform:uppercase;letter-spacing:.04em;background:var(--bg3)}
td{color:var(--text)}
tr:hover td{background:rgba(255,255,255,0.02)}
.badge{display:inline-block;padding:2px 8px;border-radius:20px;font-size:.72rem;font-weight:600}
.badge-admin{background:rgba(245,158,11,0.15);color:var(--amber);border:1px solid rgba(245,158,11,0.3)}
.badge-editor{background:var(--bg4);color:var(--text3);border:1px solid var(--border)}

/* ── Modal ── */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,0.6);z-index:200;backdrop-filter:blur(2px)}
.modal{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);z-index:201;background:var(--bg2);border:1px solid var(--border);border-radius:14px;width:420px;max-width:95vw;max-height:90vh;overflow-y:auto}
.modal-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border)}
.modal-title{font-weight:700;font-size:1rem}
.btn-close{background:none;border:none;color:var(--text3);font-size:1.3rem;cursor:pointer;line-height:1;padding:2px 6px;border-radius:4px}
.btn-close:hover{color:var(--text);background:var(--bg3)}
.modal-body{padding:20px}
.modal-footer{display:flex;justify-content:flex-end;gap:8px;padding:14px 20px;border-top:1px solid var(--border)}

/* ── Misc ── */
.text-danger{color:#f87171}
.text-muted{color:var(--text3)}
.text-amber{color:var(--amber)}
.empty-state{text-align:center;padding:60px 20px;color:var(--text3)}
.empty-state h3{font-size:1.1rem;margin-bottom:8px;color:var(--text2)}
.sep{display:block;height:1px;background:var(--border);margin:12px 0}

/* ── Toast ── */
#toast-container{position:fixed;bottom:24px;right:24px;z-index:999;display:flex;flex-direction:column;gap:8px}
.toast{background:var(--bg3);border:1px solid var(--border);border-radius:10px;padding:10px 16px;font-size:.88rem;color:var(--text);box-shadow:0 4px 20px rgba(0,0,0,0.4);animation:slideIn .2s ease}
.toast.success{border-color:rgba(34,197,94,0.4);color:#86efac}
.toast.error{border-color:rgba(239,68,68,0.4);color:#fca5a5}
@keyframes slideIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

/* ── Responsive ── */
@media(max-width:640px){
  .sidebar{width:60px}
  .sidebar-brand span,.nav-item span:not(.nav-icon),.user-info,.btn-logout{display:none}
  .nav-item{justify-content:center;padding:10px}
  .main-content{padding:16px}
}