/* FiberMap — Dark Professional Theme */
:root {
  --bg-primary:    #0d1117;
  --bg-secondary:  #161b22;
  --bg-tertiary:   #1c2128;
  --bg-card:       #161b22;
  --border-color:  #30363d;
  --text-primary:  #e6edf3;
  --text-secondary:#8b949e;
  --text-muted:    #656d76;
  --accent-blue:   #388bfd;
  --accent-green:  #3fb950;
  --accent-red:    #f85149;
  --accent-yellow: #d29922;
  --accent-purple: #bc8cff;
  --accent-orange: #f0883e;
  --accent:        #388bfd;
  --sidebar-w:     240px;
  --header-h:      56px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%;font-family:'Segoe UI',system-ui,-apple-system,sans-serif;background:var(--bg-primary);color:var(--text-primary);font-size:14px;line-height:1.5}
a{color:var(--accent-blue);text-decoration:none}
a:hover{text-decoration:underline}
/* Layout */
.app-layout{display:flex;min-height:100vh}
.sidebar{width:var(--sidebar-w);background:var(--bg-secondary);border-right:1px solid var(--border-color);display:flex;flex-direction:column;position:fixed;top:0;left:0;height:100vh;overflow-y:auto;z-index:100}
.sidebar::-webkit-scrollbar{width:4px}
.sidebar::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:2px}
.main-wrapper{margin-left:var(--sidebar-w);display:flex;flex-direction:column;flex:1;min-height:100vh}
.main-header{height:var(--header-h);background:var(--bg-secondary);border-bottom:1px solid var(--border-color);display:flex;align-items:center;padding:0 20px;gap:12px;position:sticky;top:0;z-index:90}
.main-content{padding:20px;flex:1}
/* Sidebar */
.sidebar-brand{padding:16px;display:flex;align-items:center;gap:10px;border-bottom:1px solid var(--border-color)}
.brand-logo{width:36px;height:36px;background:linear-gradient(135deg,var(--accent-blue),var(--accent-purple));border-radius:8px;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:16px;color:#fff;flex-shrink:0}
.brand-name{font-size:15px;font-weight:700;color:var(--text-primary);letter-spacing:.3px}
.brand-tagline{font-size:10px;color:var(--text-muted)}
.sidebar-nav{padding:8px 0;flex:1}
.nav-section{padding:10px 14px 4px;font-size:10px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.8px}
.nav-link{display:flex;align-items:center;gap:9px;padding:7px 14px;color:var(--text-secondary);font-size:13px;transition:all .15s;border-radius:0;position:relative}
.nav-link:hover{background:var(--bg-tertiary);color:var(--text-primary);text-decoration:none}
.nav-link.active{background:rgba(56,139,253,.15);color:var(--accent-blue)}
.nav-link.active::before{content:'';position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--accent-blue);border-radius:0 2px 2px 0}
.nav-link i{width:16px;text-align:center;font-size:13px}
.badge-count{margin-left:auto;background:var(--accent-red);color:#fff;font-size:10px;padding:1px 6px;border-radius:10px;font-weight:600}
.sidebar-footer{padding:12px 14px;border-top:1px solid var(--border-color);font-size:11px;color:var(--text-muted)}
/* Header */
.header-search{flex:1;max-width:400px;position:relative}
.header-search i{position:absolute;left:10px;top:50%;transform:translateY(-50%);color:var(--text-muted);font-size:13px}
.header-search input{width:100%;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:6px;padding:7px 10px 7px 32px;color:var(--text-primary);font-size:13px;outline:none}
.header-search input:focus{border-color:var(--accent-blue)}
.header-actions{display:flex;align-items:center;gap:6px;margin-left:auto}
.header-btn{width:34px;height:34px;border-radius:6px;background:var(--bg-tertiary);border:1px solid var(--border-color);color:var(--text-secondary);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:.15s}
.header-btn:hover{color:var(--text-primary);border-color:var(--accent-blue)}
.user-pill{display:flex;align-items:center;gap:8px;padding:4px 10px 4px 4px;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:20px;cursor:pointer}
.user-avatar{width:28px;height:28px;border-radius:50%;background:linear-gradient(135deg,var(--accent-blue),var(--accent-purple));display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;color:#fff;flex-shrink:0}
/* Breadcrumb */
.breadcrumb{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--text-muted);margin-bottom:14px}
.breadcrumb a{color:var(--text-muted)}
.breadcrumb a:hover{color:var(--text-primary)}
.breadcrumb .sep{color:var(--border-color)}
/* Page header */
.page-title{font-size:18px;font-weight:700;color:var(--text-primary);display:flex;align-items:center;gap:8px}
.page-header{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px;margin-bottom:16px}
/* Cards */
.card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:8px;overflow:hidden}
.card-header{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid var(--border-color)}
.card-title{font-size:13px;font-weight:600;color:var(--text-primary)}
.card-body{padding:16px}
.card-footer{padding:10px 16px;border-top:1px solid var(--border-color)}
/* Stats */
.stat-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:8px;padding:14px 16px;display:flex;align-items:center;gap:14px}
.stat-icon{width:42px;height:42px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0}
.stat-value{font-size:22px;font-weight:700;line-height:1.1}
.stat-label{font-size:11px;color:var(--text-muted);margin-top:2px}
.stat-change{font-size:11px;margin-top:4px}
/* Grid */
.row{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:0}
.col-2{flex:0 0 calc(16.66% - 12px)}
.col-3{flex:0 0 calc(25% - 11px)}
.col-4{flex:0 0 calc(33.33% - 10px)}
.col-6{flex:0 0 calc(50% - 7px)}
.col-7{flex:0 0 calc(58.33% - 6px)}
.col-8{flex:0 0 calc(66.66% - 5px)}
.col-9{flex:0 0 calc(75% - 4px)}
.col-12{flex:0 0 100%}
.mb-4{margin-bottom:16px}
/* Buttons */
.btn{display:inline-flex;align-items:center;gap:6px;padding:7px 14px;border-radius:6px;border:1px solid transparent;cursor:pointer;font-size:13px;font-weight:500;transition:.15s;line-height:1}
.btn-primary{background:var(--accent-blue);color:#fff;border-color:var(--accent-blue)}
.btn-primary:hover{background:#1a7fe8;color:#fff;text-decoration:none}
.btn-success{background:var(--accent-green);color:#fff;border-color:var(--accent-green)}
.btn-danger{background:var(--accent-red);color:#fff;border-color:var(--accent-red)}
.btn-warning{background:var(--accent-yellow);color:#fff;border-color:var(--accent-yellow)}
.btn-outline{background:transparent;color:var(--text-secondary);border-color:var(--border-color)}
.btn-outline:hover{color:var(--text-primary);border-color:var(--accent-blue);text-decoration:none}
.btn-sm{padding:4px 10px;font-size:12px}
.btn-xs{padding:2px 8px;font-size:11px}
.w-100{width:100%;justify-content:center}
/* Forms */
.form-label{display:block;font-size:12px;font-weight:500;color:var(--text-secondary);margin-bottom:5px}
.form-control{width:100%;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:6px;padding:8px 10px;color:var(--text-primary);font-size:13px;outline:none;transition:.15s}
.form-control:focus{border-color:var(--accent-blue)}
.form-control::placeholder{color:var(--text-muted)}
select.form-control option{background:var(--bg-secondary)}
textarea.form-control{resize:vertical;min-height:80px}
.input-group{display:flex}
.input-group .form-control{border-radius:6px 0 0 6px;border-right:0}
.input-group .btn{border-radius:0 6px 6px 0}
.form-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}
.mb-3{margin-bottom:12px}
/* Table */
.table-wrap{overflow-x:auto}
table.data-table{width:100%;border-collapse:collapse}
table.data-table th{background:var(--bg-tertiary);color:var(--text-secondary);font-size:11px;font-weight:600;padding:8px 12px;text-align:left;border-bottom:1px solid var(--border-color);white-space:nowrap}
table.data-table td{padding:9px 12px;border-bottom:1px solid var(--border-color);font-size:12px;vertical-align:middle}
table.data-table tr:hover td{background:rgba(255,255,255,.02)}
table.data-table tr:last-child td{border-bottom:none}
/* Badges */
.badge{display:inline-block;padding:2px 8px;border-radius:20px;font-size:11px;font-weight:500}
/* Alerts */
.alert{padding:10px 14px;border-radius:6px;font-size:13px;margin-bottom:12px;display:flex;align-items:flex-start;gap:8px}
.alert-success{background:#23863622;border:1px solid #3fb95055;color:#3fb950}
.alert-danger{background:#da363322;border:1px solid #f8514955;color:#f85149}
.alert-warning{background:#d2992222;border:1px solid #d2992255;color:#d29922}
.alert-info{background:#1f6feb22;border:1px solid #388bfd55;color:#388bfd}
/* Modal */
.modal-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.7);z-index:1000;align-items:center;justify-content:center}
.modal-overlay.open{display:flex}
.modal{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:10px;width:100%;max-width:600px;max-height:90vh;overflow-y:auto}
.modal-header{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid var(--border-color)}
.modal-title{font-size:15px;font-weight:600}
.modal-body{padding:18px}
.modal-footer{padding:12px 18px;border-top:1px solid var(--border-color);display:flex;gap:8px;justify-content:flex-end}
.btn-close{background:none;border:none;color:var(--text-muted);cursor:pointer;font-size:18px;padding:0 4px}
/* Dropdown */
.dropdown{position:relative}
.dropdown-menu{display:none;position:absolute;right:0;top:calc(100% + 6px);background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:8px;min-width:180px;z-index:200;padding:6px 0;box-shadow:0 8px 24px rgba(0,0,0,.4)}
.dropdown-menu.open{display:block}
.dropdown-item{display:flex;align-items:center;gap:8px;padding:7px 14px;color:var(--text-secondary);font-size:13px;cursor:pointer}
.dropdown-item:hover{background:var(--bg-tertiary);color:var(--text-primary);text-decoration:none}
.dropdown-divider{height:1px;background:var(--border-color);margin:4px 0}
/* Map panel */
.map-container{border-radius:8px;overflow:hidden;border:1px solid var(--border-color)}
/* Progress bar */
.progress{background:var(--bg-tertiary);border-radius:4px;height:6px;overflow:hidden}
.progress-bar{height:100%;border-radius:4px;transition:width .3s}
/* Tabs */
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border-color);margin-bottom:16px}
.tab-btn{padding:8px 14px;background:none;border:none;border-bottom:2px solid transparent;color:var(--text-muted);font-size:13px;cursor:pointer;transition:.15s;margin-bottom:-1px}
.tab-btn.active{color:var(--accent-blue);border-bottom-color:var(--accent-blue)}
.tab-btn:hover{color:var(--text-primary)}
/* Online indicator */
.dot{display:inline-block;width:8px;height:8px;border-radius:50%}
.dot-online{background:#3fb950}
.dot-offline{background:#f85149}
.dot-degraded{background:#d29922}
/* Utility */
.text-muted{color:var(--text-muted)}
.text-success{color:var(--accent-green)}
.text-danger{color:var(--accent-red)}
.text-warning{color:var(--accent-yellow)}
.text-info{color:var(--accent-blue)}
.text-purple{color:var(--accent-purple)}
.fw-600{font-weight:600}
.fw-700{font-weight:700}
.fs-10{font-size:10px}
.fs-11{font-size:11px}
.fs-12{font-size:12px}
.fs-13{font-size:13px}
.fs-14{font-size:14px}
.fs-16{font-size:16px}
.fs-18{font-size:18px}
.fs-20{font-size:20px}
.fs-22{font-size:22px}
.mt-1{margin-top:4px}.mt-2{margin-top:8px}.mt-3{margin-top:12px}
.mb-1{margin-bottom:4px}.mb-2{margin-bottom:8px}
.ms-auto{margin-left:auto}
.text-center{text-align:center}
.d-flex{display:flex}.align-center{align-items:center}.gap-2{gap:8px}.gap-3{gap:12px}
.font-mono{font-family:monospace}
.truncate{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
/* AI Panel */
.ai-step{display:flex;align-items:flex-start;gap:10px;padding:10px 0;border-bottom:1px solid var(--border-color)}
.ai-step:last-child{border-bottom:none}
.ai-step-icon{width:22px;height:22px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:11px;flex-shrink:0;margin-top:1px}
.ai-step-ok{background:#23863622;color:#3fb950}
.ai-step-fail{background:#da363322;color:#f85149}
.ai-step-unknown{background:var(--bg-tertiary);color:var(--text-muted)}
/* Confidence meter */
.confidence-bar{height:8px;border-radius:4px;background:var(--bg-tertiary);overflow:hidden;margin-top:6px}
.confidence-fill{height:100%;border-radius:4px;background:linear-gradient(90deg,var(--accent-red),var(--accent-yellow),var(--accent-green))}
/* Map Legend */
.map-legend{position:absolute;bottom:24px;right:12px;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:8px;padding:10px 14px;z-index:500;font-size:12px}
.legend-item{display:flex;align-items:center;gap:8px;padding:2px 0}
/* Pulse animation for faults */
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.5}}
.pulse{animation:pulse 2s infinite}
/* Skeleton loader */
.skeleton{background:linear-gradient(90deg,var(--bg-tertiary) 25%,var(--bg-card) 50%,var(--bg-tertiary) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite}
@keyframes shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}
/* Responsive */
@media(max-width:1024px){.col-3{flex:0 0 calc(50% - 7px)}.col-4{flex:0 0 calc(50% - 7px)}}
@media(max-width:768px){.sidebar{transform:translateX(-100%)}.main-wrapper{margin-left:0}.col-3,.col-4,.col-6,.col-8{flex:0 0 100%}}

/* ── Landing Page ─────────────────────────────────────────────────────────── */
.landing-body{font-family:'Segoe UI',system-ui,sans-serif;background:var(--bg-primary);color:var(--text-primary);overflow-x:hidden}
.lp-nav{display:flex;align-items:center;justify-content:space-between;padding:14px 40px;border-bottom:1px solid var(--border-color);position:sticky;top:0;background:rgba(13,17,23,.95);backdrop-filter:blur(10px);z-index:100}
.lp-logo{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700}
.lp-logo .logo-box{width:36px;height:36px;background:linear-gradient(135deg,var(--accent-blue),var(--accent-purple));border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:15px}
.lp-nav-links{display:flex;gap:24px}
.lp-nav-links a{color:var(--text-secondary);font-size:13px;font-weight:500}
.lp-nav-links a:hover{color:var(--text-primary);text-decoration:none}
/* Hero */
.lp-hero{position:relative;min-height:100vh;display:flex;align-items:center;overflow:hidden}
.hero-bg{position:absolute;inset:0;background:radial-gradient(ellipse 80% 60% at 50% 0%,rgba(56,139,253,.15),transparent),radial-gradient(ellipse 60% 40% at 80% 80%,rgba(188,140,255,.1),transparent)}
.hero-grid{position:absolute;inset:0;background-image:linear-gradient(var(--border-color) 1px,transparent 1px),linear-gradient(90deg,var(--border-color) 1px,transparent 1px);background-size:50px 50px;opacity:.3}
.hero-content{position:relative;max-width:1200px;margin:0 auto;padding:80px 40px;display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.hero-badge{display:inline-flex;align-items:center;gap:6px;background:rgba(56,139,253,.1);border:1px solid rgba(56,139,253,.3);border-radius:20px;padding:4px 12px;font-size:12px;color:var(--accent-blue);margin-bottom:20px}
.hero-title{font-size:52px;font-weight:800;line-height:1.1;margin-bottom:20px}
.hero-title .gradient-text{background:linear-gradient(135deg,var(--accent-blue),var(--accent-purple));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-sub{font-size:16px;color:var(--text-secondary);line-height:1.7;margin-bottom:30px}
.hero-btns{display:flex;gap:12px;flex-wrap:wrap}
.hero-stats{display:flex;gap:24px;margin-top:40px;padding-top:24px;border-top:1px solid var(--border-color)}
.hero-stat{text-align:left}
.hero-stat .val{font-size:24px;font-weight:700;color:var(--accent-blue)}
.hero-stat .lbl{font-size:11px;color:var(--text-muted)}
/* Map Preview */
.hero-map-preview{position:relative;border-radius:12px;overflow:hidden;border:1px solid var(--border-color);background:var(--bg-secondary);box-shadow:0 20px 60px rgba(0,0,0,.5)}
.map-preview-overlay{position:absolute;inset:0;background:linear-gradient(0deg,var(--bg-primary) 0%,transparent 50%);z-index:5;pointer-events:none}
/* Sections */
.lp-section{max-width:1200px;margin:0 auto;padding:80px 40px}
.section-label{font-size:12px;font-weight:600;color:var(--accent-blue);text-transform:uppercase;letter-spacing:1px;margin-bottom:10px}
.section-title{font-size:36px;font-weight:700;line-height:1.2;margin-bottom:14px}
.section-sub{font-size:15px;color:var(--text-secondary);max-width:600px}
/* Feature grid */
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:48px}
.feature-card{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:10px;padding:22px;transition:.2s}
.feature-card:hover{border-color:var(--accent-blue);transform:translateY(-2px)}
.feature-icon{width:44px;height:44px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:20px;margin-bottom:14px}
.feature-title{font-size:14px;font-weight:600;margin-bottom:8px}
.feature-desc{font-size:12px;color:var(--text-muted);line-height:1.6}
/* Video section */
.video-card{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:12px;aspect-ratio:16/9;display:flex;align-items:center;justify-content:center;cursor:pointer;position:relative;overflow:hidden;margin-top:40px}
.play-btn{width:72px;height:72px;border-radius:50%;background:rgba(56,139,253,.9);display:flex;align-items:center;justify-content:center;font-size:26px;color:#fff;transition:.2s;z-index:5}
.play-btn:hover{transform:scale(1.1)}
/* AI section */
.ai-flow{display:flex;flex-direction:column;gap:0;position:relative}
.ai-flow::before{content:'';position:absolute;left:19px;top:0;bottom:0;width:2px;background:linear-gradient(180deg,var(--accent-blue),var(--accent-purple))}
.ai-flow-item{display:flex;align-items:flex-start;gap:14px;padding:12px 0;position:relative}
.ai-flow-dot{width:40px;height:40px;border-radius:50%;background:var(--bg-secondary);border:2px solid var(--accent-blue);display:flex;align-items:center;justify-content:center;font-size:14px;color:var(--accent-blue);flex-shrink:0;z-index:1}
/* CTA */
.lp-cta{background:linear-gradient(135deg,rgba(56,139,253,.1),rgba(188,140,255,.1));border:1px solid var(--border-color);border-radius:16px;padding:60px 40px;text-align:center;margin:0 40px 80px}
/* Footer */
.lp-footer{border-top:1px solid var(--border-color);padding:30px 40px;text-align:center;color:var(--text-muted);font-size:12px}

/* Login */
.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg-primary);position:relative}
.login-bg{position:absolute;inset:0;background:radial-gradient(ellipse 80% 50% at 50% 0%,rgba(56,139,253,.1),transparent)}
.login-card{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:12px;padding:36px;width:100%;max-width:400px;position:relative}
.login-logo{text-align:center;margin-bottom:28px}
.login-logo .logo-box{width:56px;height:56px;background:linear-gradient(135deg,var(--accent-blue),var(--accent-purple));border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:24px;margin:0 auto 12px}

/* Dot status indicator */
.dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:#8b949e}

/* Breadcrumb */
.breadcrumb{font-size:12px;color:var(--text-muted);margin-bottom:10px}.breadcrumb a{color:var(--text-muted)}.breadcrumb a:hover{color:var(--text-primary)}.breadcrumb .sep{margin:0 6px}

/* Font utilities */
.font-mono{font-family:'Cascadia Code','Consolas',monospace}
.fs-10{font-size:10px}.fs-11{font-size:11px}.fs-12{font-size:12px}.fs-13{font-size:13px}.fs-14{font-size:14px}.fs-16{font-size:16px}.fs-18{font-size:18px}.fs-32{font-size:32px}
.fw-600{font-weight:600}.fw-700{font-weight:700}
.text-info{color:var(--accent-blue)}.text-link{color:var(--accent-blue)}.text-danger{color:var(--accent-red)!important}.text-warning{color:var(--accent-yellow)!important}
.mb-2{margin-bottom:8px}.mb-3{margin-bottom:12px}.mb-4{margin-bottom:20px}.mt-1{margin-top:4px}.mt-2{margin-top:8px}.mt-3{margin-top:12px}.mt-4{margin-top:20px}.py-4{padding-top:24px;padding-bottom:24px}.py-5{padding-top:36px;padding-bottom:36px}

/* Badges extended */
.badge{display:inline-flex;align-items:center;padding:2px 8px;border-radius:10px;font-size:11px;font-weight:600;background:var(--bg-tertiary);color:var(--text-muted)}
.badge-success{background:rgba(63,185,80,.15);color:#3fb950}.badge-danger{background:rgba(248,81,73,.15);color:#f85149}.badge-warning{background:rgba(210,153,34,.15);color:#d29922}.badge-info{background:rgba(56,139,253,.15);color:#388bfd}

/* Progress bar */
.progress{height:4px;background:var(--bg-tertiary);border-radius:2px;overflow:hidden;width:100%}
.progress-bar{height:100%;border-radius:2px;background:var(--accent-blue);transition:width .3s}

/* Stat card */
.stat-card{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:8px;padding:16px 20px;display:flex;align-items:center;gap:14px}
.stat-icon{width:42px;height:42px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0}
.stat-value{font-size:22px;font-weight:700;line-height:1}
.stat-label{font-size:11px;color:var(--text-muted);margin-top:4px}

/* Cards */
.card{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:8px;overflow:hidden}
.card-header{padding:12px 16px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border-color)}
.card-title{font-weight:600;font-size:13px}
.card-body{padding:16px}

/* Tables */
.table-wrap{overflow-x:auto}
.data-table{width:100%;border-collapse:collapse;font-size:13px}
.data-table thead th{padding:8px 14px;text-align:left;font-size:11px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;border-bottom:1px solid var(--border-color);white-space:nowrap}
.data-table tbody td{padding:9px 14px;border-bottom:1px solid var(--border-color)}
.data-table tbody tr:last-child td{border-bottom:none}
.data-table tbody tr:hover td{background:var(--bg-tertiary)}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:6px;padding:7px 14px;border-radius:6px;border:none;cursor:pointer;font-size:13px;font-weight:500;text-decoration:none;transition:.15s;white-space:nowrap}
.btn-primary{background:var(--accent-blue);color:#fff}.btn-primary:hover{background:#1f6feb;text-decoration:none;color:#fff}
.btn-outline{background:transparent;color:var(--text-secondary);border:1px solid var(--border-color)}.btn-outline:hover{background:var(--bg-tertiary);color:var(--text-primary);text-decoration:none}
.btn-danger{background:rgba(248,81,73,.15);color:#f85149;border:1px solid rgba(248,81,73,.3)}.btn-danger:hover{background:#f85149;color:#fff}
.btn-success{background:rgba(63,185,80,.15);color:#3fb950;border:1px solid rgba(63,185,80,.3)}.btn-success:hover{background:#3fb950;color:#fff}
.btn-sm{padding:5px 10px;font-size:12px}.btn-xs{padding:3px 8px;font-size:11px}.btn-close{background:none;border:none;color:var(--text-muted);cursor:pointer;font-size:20px;line-height:1;padding:0}

/* Forms */
.form-label{display:block;font-size:11px;font-weight:600;color:var(--text-muted);margin-bottom:5px;text-transform:uppercase;letter-spacing:.4px}
.form-control{width:100%;background:var(--bg-primary);border:1px solid var(--border-color);border-radius:6px;padding:7px 10px;color:var(--text-primary);font-size:13px;outline:none;transition:border-color .15s}
.form-control:focus{border-color:var(--accent-blue)}
.form-control::placeholder{color:var(--text-muted)}
textarea.form-control{resize:vertical}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}

/* Grid */
.row{display:grid;grid-template-columns:repeat(12,1fr);gap:16px;align-items:start}
.col-3{grid-column:span 3}.col-4{grid-column:span 4}.col-6{grid-column:span 6}.col-8{grid-column:span 8}.col-12{grid-column:span 12}

/* Modals */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.7);z-index:999;display:none;align-items:center;justify-content:center;padding:20px}
.modal-overlay.open{display:flex}
.modal{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:10px;width:100%;max-width:560px;max-height:90vh;overflow-y:auto}
.modal-lg{max-width:720px}
.modal-header{padding:14px 18px;border-bottom:1px solid var(--border-color);display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;background:var(--bg-secondary);z-index:1}
.modal-title{font-weight:600;font-size:14px;display:flex;align-items:center;gap:8px}
.modal-body{padding:16px 18px}
.modal-footer{padding:12px 18px;border-top:1px solid var(--border-color);display:flex;justify-content:flex-end;gap:8px}

/* Alerts */
.alert{padding:10px 14px;border-radius:6px;font-size:13px;border:1px solid}
.alert-success{background:rgba(63,185,80,.1);border-color:rgba(63,185,80,.3);color:#3fb950}
.alert-danger{background:rgba(248,81,73,.1);border-color:rgba(248,81,73,.3);color:#f85149}
.alert-warning{background:rgba(210,153,34,.1);border-color:rgba(210,153,34,.3);color:#d29922}
.alert-info{background:rgba(56,139,253,.1);border-color:rgba(56,139,253,.3);color:#388bfd}

/* Page header */
.page-header{display:flex;align-items:center;justify-content:space-between}
.page-title{font-size:18px;font-weight:700;display:flex;align-items:center;gap:8px}

/* RX power colour classes */
.rx-good{color:#3fb950}.rx-warn{color:#d29922}.rx-bad{color:#f85149}