/* QDS Scanner — Modern Mobile-First Dark Theme */
:root {
    --bg: #0f172a;
    --bg2: #1e293b;
    --bg3: #273548;
    --text: #f1f5f9;
    --text2: #94a3b8;
    --text3: #64748b;
    --primary: #38bdf8;
    --primary-d: #0ea5e9;
    --success: #34d399;
    --success-bg: rgba(52,211,153,.12);
    --danger: #f87171;
    --danger-bg: rgba(248,113,113,.12);
    --warning: #fbbf24;
    --warning-bg: rgba(251,191,36,.12);
    --border: #334155;
    --r: 12px;
    --r-sm: 8px;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

html{-webkit-text-size-adjust:100%;height:100%}

body{
    font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",sans-serif;
    background:var(--bg);color:var(--text);
    min-height:100%;
    -webkit-tap-highlight-color:transparent;
    overscroll-behavior:none;
    line-height:1.45;
}

/* ═══ SCREEN ═══ */
.screen{min-height:100dvh}

/* ═══ EVENT SELECT HEADER ═══ */
.screen-header{
    display:flex;align-items:center;justify-content:space-between;
    padding:16px 20px;
    background:var(--bg2);border-bottom:1px solid var(--border);
    position:sticky;top:0;z-index:100;
}
.brand{font-size:20px;font-weight:800;color:var(--primary);letter-spacing:-.5px}
.header-actions{display:flex;gap:14px;align-items:center}
.icon-link{color:var(--text2);transition:color .15s}
.icon-link:hover{color:var(--primary)}

/* ═══ PAD ═══ */
.pad{padding:16px;display:flex;flex-direction:column;gap:10px}

/* ═══ EMPTY STATE ═══ */
.empty-state{text-align:center;padding:60px 20px;color:var(--text2)}
.empty-icon{font-size:56px;margin-bottom:16px}
.empty-state p{margin-bottom:20px;font-size:16px}
.empty-muted{text-align:center;padding:24px;color:var(--text3);font-size:14px}

/* ═══ EVENT CARDS ═══ */
.event-card{
    display:block;width:100%;padding:16px;
    background:var(--bg2);border:1px solid var(--border);border-radius:var(--r);
    cursor:pointer;text-align:left;color:var(--text);
    font-family:inherit;font-size:inherit;
    transition:border-color .15s,transform .1s;
}
.event-card:active{transform:scale(.98)}
.event-card:hover{border-color:var(--primary)}
.ec-name{font-weight:700;font-size:15px;display:block;margin-bottom:8px}
.ec-bottom{display:flex;align-items:center;justify-content:space-between;gap:8px}
.ec-date{font-size:13px;color:var(--text2);white-space:nowrap}
.ec-progress{display:flex;align-items:center;gap:8px;flex:1;max-width:200px}
.ec-bar{flex:1;height:6px;background:var(--bg);border-radius:4px;overflow:hidden}
.ec-fill{height:100%;background:var(--primary);border-radius:4px;transition:width .3s}
.ec-count{font-size:12px;color:var(--text2);font-weight:600;font-variant-numeric:tabular-nums;white-space:nowrap}

/* ═══ SCANNER TOPBAR ═══ */
.scanner-topbar{
    display:flex;align-items:center;gap:10px;
    padding:10px 14px;
    background:var(--bg2);border-bottom:1px solid var(--border);
    position:sticky;top:0;z-index:100;
}
.icon-btn{
    display:flex;align-items:center;justify-content:center;
    width:40px;height:40px;border-radius:50%;
    background:transparent;border:none;color:var(--text);cursor:pointer;
    transition:background .15s;flex-shrink:0;
}
.icon-btn:active{background:var(--bg3)}
.stb-info{flex:1;min-width:0}
.stb-name{font-size:14px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.stb-stats{font-size:12px;color:var(--text2);font-variant-numeric:tabular-nums}

/* Progress ring */
.stb-ring{width:44px;height:44px;position:relative;flex-shrink:0}
.stb-ring svg{width:100%;height:100%;transform:rotate(-90deg)}
.ring-bg{fill:none;stroke:var(--border);stroke-width:3}
.ring-fill{fill:none;stroke:var(--primary);stroke-width:3;stroke-linecap:round;transition:stroke-dasharray .5s}
.ring-pct{
    position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
    font-size:10px;font-weight:800;color:var(--primary);
}

/* ═══ SCAN ZONE ═══ */
.scan-zone{
    display:flex;gap:8px;
    padding:14px;
    background:var(--bg2);border-bottom:1px solid var(--border);
}
#scan-input{
    flex:1;min-width:0;padding:14px 16px;font-size:18px;
    background:var(--bg);border:2px solid var(--border);border-radius:var(--r);
    color:var(--text);outline:none;
    font-family:'SF Mono','Fira Code','Menlo',monospace;
    font-weight:600;letter-spacing:1px;
    transition:border-color .15s;
}
#scan-input:focus{border-color:var(--primary)}
#scan-input::placeholder{color:var(--text3);font-weight:400;letter-spacing:0;font-family:inherit}

.scan-go,.scan-cam{
    display:flex;align-items:center;justify-content:center;
    width:52px;border-radius:var(--r);border:none;cursor:pointer;
    transition:transform .1s;flex-shrink:0;
}
.scan-go{background:var(--primary);color:#0f172a}
.scan-go:active{transform:scale(.93)}
.scan-cam{background:var(--bg3);color:var(--text)}
.scan-cam:active{transform:scale(.93)}

/* ═══ OFFLINE BAR ═══ */
.offline-bar{
    display:flex;align-items:center;justify-content:center;gap:8px;
    padding:8px 14px;
    background:var(--danger);color:#fff;
    font-size:13px;font-weight:700;
    animation:offlinePulse 2s ease-in-out infinite;
}
@keyframes offlinePulse{
    0%,100%{background:var(--danger)}
    50%{background:#dc2626}
}
.oq-count{
    background:rgba(0,0,0,.3);padding:2px 8px;border-radius:10px;
    font-size:11px;font-weight:700;
}
.offline-bar.back-online{
    background:var(--success)!important;
    animation:none;
}

/* ═══ RECENT — queued state ═══ */
.recent-item.queued{opacity:.6}
.ri-dot.dot-queued{background:var(--text3);animation:queueBlink 1.2s ease-in-out infinite}
@keyframes queueBlink{0%,100%{opacity:1}50%{opacity:.3}}
.ri-badge{
    font-size:10px;padding:2px 7px;border-radius:8px;font-weight:700;
    background:var(--bg3);color:var(--text3);
    flex-shrink:0;
}
.ri-badge.synced{background:var(--success-bg);color:var(--success)}

/* ═══ NO SCROLL (camera active) ═══ */
body.no-scroll{overflow:hidden;position:fixed;width:100%;height:100%}

/* ═══ CAMERA ═══ */
#camera-container{
    margin:0;background:#000;overflow:hidden;
}
#camera-reader{width:100%}
#camera-reader video{width:100%;display:block}

/* ═══ TOAST ═══ */
.toast{
    position:fixed;left:10px;right:10px;bottom:0;
    z-index:500;
    transform:translateY(100%);
    transition:transform .35s cubic-bezier(.22,1,.36,1);
    pointer-events:none;
    padding-bottom:max(10px,env(safe-area-inset-bottom));
}
.toast.show{
    transform:translateY(0);
    pointer-events:auto;
}
.toast.hiding{
    transform:translateY(100%);
    pointer-events:none;
}

.toast-body{
    padding:16px 20px;
    border-radius:var(--r);
    text-align:center;
    font-weight:700;font-size:18px;
    backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
    box-shadow:0 8px 32px rgba(0,0,0,.45);
}
.toast-body.r-ok{
    background:rgba(16,50,40,.92);color:var(--success);
    border:1.5px solid var(--success);
}
.toast-body.r-dup{
    background:rgba(50,40,10,.92);color:var(--warning);
    border:1.5px solid var(--warning);
}
.toast-body.r-fail{
    background:rgba(50,15,15,.92);color:var(--danger);
    border:1.5px solid var(--danger);
}
.toast-body.r-queued{
    background:rgba(30,30,50,.92);color:var(--text2);
    border:1.5px solid var(--text3);
}
.toast-body .r-icon{font-size:30px;display:block;margin-bottom:4px}
.toast-body .r-msg{font-size:18px;font-weight:700}
.toast-body .r-sub{font-size:13px;font-weight:400;opacity:.75;margin-top:4px}

/* ═══ ORDER PANEL (inside toast) ═══ */
.toast-order{
    display:none;
    margin-top:8px;padding:12px;
    background:var(--bg2);border:1px solid var(--border);border-radius:var(--r);
    box-shadow:0 8px 32px rgba(0,0,0,.45);
}
.toast-order.active{display:block}
.toast-order .op-title{font-size:13px;color:var(--text2);margin-bottom:8px;font-weight:600}
.order-ticket{
    display:flex;align-items:center;justify-content:space-between;
    padding:8px 0;border-bottom:1px solid var(--border);font-size:13px;
}
.order-ticket:last-of-type{border-bottom:none}
.order-ticket .ot-token{font-family:monospace;color:var(--text3);font-size:12px}
.order-ticket .ot-ok{color:var(--success);font-weight:700}
.order-ticket .ot-pending{color:var(--text3)}

/* ═══ BUTTONS ═══ */
.btn{
    display:inline-flex;align-items:center;justify-content:center;
    padding:12px 24px;font-size:15px;font-weight:600;
    border:none;border-radius:var(--r);cursor:pointer;
    transition:transform .1s;color:#fff;text-decoration:none;
}
.btn:active{transform:scale(.97)}
.btn-primary{background:var(--primary);color:#0f172a}
.btn-secondary{background:var(--bg3);color:var(--text)}
.btn-danger{background:var(--danger);color:#fff}
.btn-success{background:var(--success);color:#0f172a}
.btn-block{width:100%}
.btn-small{padding:7px 12px;font-size:12px;border-radius:var(--r-sm)}
.btn-tag-in{background:var(--success);color:#0f172a;font-size:11px;padding:5px 10px;border-radius:6px;font-weight:700;border:none;cursor:pointer}
.btn-tag-out{background:var(--danger);color:#fff;font-size:11px;padding:5px 10px;border-radius:6px;font-weight:700;border:none;cursor:pointer}

/* ═══ TABS ═══ */
.tab-bar{
    display:flex;gap:0;
    margin:0 14px;
    background:var(--bg2);border-radius:var(--r) var(--r) 0 0;
    overflow:hidden;border:1px solid var(--border);border-bottom:none;
    margin-top:12px;
}
.tab{
    flex:1;padding:12px;text-align:center;
    font-size:14px;font-weight:600;
    color:var(--text3);background:transparent;
    border:none;cursor:pointer;transition:color .15s,background .15s;
}
.tab.active{color:var(--primary);background:var(--bg3)}

/* ═══ TAB PANES ═══ */
.tab-pane{
    margin:0 14px 14px;
    background:var(--bg2);
    border:1px solid var(--border);
    border-top:none;
    border-radius:0 0 var(--r) var(--r);
    overflow:hidden;
}
.tab-pane:not(.active){display:none}

/* ═══ LOOKUP ═══ */
.lookup-field{
    width:100%;padding:14px 16px;font-size:15px;
    background:var(--bg);border:none;border-bottom:1px solid var(--border);
    color:var(--text);outline:none;
}
.lookup-field::placeholder{color:var(--text3)}
.lookup-field:focus{background:var(--bg3)}

.lookup-list{max-height:50vh;overflow-y:auto;-webkit-overflow-scrolling:touch}

.lookup-row{
    display:flex;align-items:center;gap:10px;
    padding:12px 14px;border-bottom:1px solid var(--border);
    transition:background .1s;
}
.lookup-row:last-child{border-bottom:none}
.lookup-row:active{background:var(--bg3)}
.l-status{
    width:10px;height:10px;border-radius:50%;flex-shrink:0;
}
.l-status.s-in{background:var(--success)}
.l-status.s-out{background:var(--text3)}
.l-info{flex:1;min-width:0}
.l-name{font-size:14px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.l-meta{font-size:11px;color:var(--text3);font-family:monospace;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.l-actions{display:flex;gap:5px;flex-shrink:0;align-items:center}
.l-tag{
    display:inline-flex;align-items:center;gap:3px;
    padding:4px 9px;border-radius:6px;font-size:11px;font-weight:700;
    border:none;cursor:pointer;transition:transform .1s;
}
.l-tag:active{transform:scale(.93)}
.l-tag.tag-in{background:var(--success);color:#0f172a}
.l-tag.tag-out{background:var(--danger);color:#fff}
.l-tag.tag-reset{background:var(--bg3);color:var(--text2)}
.l-badge{
    font-size:10px;padding:3px 8px;border-radius:10px;font-weight:700;
}
.l-badge.b-scanned{background:var(--success-bg);color:var(--success)}
.l-badge.b-pending{background:var(--bg3);color:var(--text3)}

/* ═══ RECENT ═══ */
.recent-list{display:flex;flex-direction:column}
.recent-item{
    display:flex;align-items:center;gap:10px;
    padding:10px 14px;border-bottom:1px solid var(--border);
    font-size:13px;
}
.recent-item:last-child{border-bottom:none}
.ri-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}
.ri-dot.dot-ok{background:var(--success)}
.ri-dot.dot-dup{background:var(--warning)}
.ri-dot.dot-fail{background:var(--danger)}
.ri-info{flex:1;min-width:0}
.ri-name{font-weight:600;font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ri-token{font-size:11px;color:var(--text3);font-family:monospace}
.ri-time{font-size:11px;color:var(--text3);flex-shrink:0}

/* ═══ ALERTS ═══ */
.alert{padding:14px 18px;border-radius:var(--r);margin-bottom:16px;font-weight:500}
.alert-success{background:var(--success-bg);color:var(--success)}
.alert-error{background:var(--danger-bg);color:var(--danger)}
.error-msg{background:var(--danger-bg);color:var(--danger);padding:10px;border-radius:var(--r);margin-bottom:16px}
.muted{color:var(--text2)}
.muted a{color:var(--primary);text-decoration:none}

/* ═══ FLASH OVERLAY ═══ */
.flash-overlay{
    position:fixed;inset:0;z-index:9999;pointer-events:none;
    animation:flashFade .5s ease-out forwards;
}
@keyframes flashFade{0%{opacity:.3}100%{opacity:0}}
.flash-green{background:var(--success)}
.flash-orange{background:var(--warning)}
.flash-red{background:var(--danger)}

/* ═══ BADGE (generic) ═══ */
.badge{
    background:var(--primary);color:#0f172a;
    padding:2px 10px;border-radius:20px;
    font-size:12px;font-weight:700;
}

/* ═══ UPLOAD PAGE ═══ */
.upload-card{
    background:var(--bg2);border:1px solid var(--border);
    border-radius:var(--r);padding:24px;
}
.form-group{margin-bottom:16px}
.form-group label{display:block;margin-bottom:8px;font-weight:600;font-size:14px}
.file-input{
    width:100%;padding:12px;
    background:var(--bg);border:2px dashed var(--border);
    border-radius:var(--r);color:var(--text);cursor:pointer;
}
.help-text{font-size:12px;color:var(--text2);margin-bottom:16px;line-height:1.6}
.help-text strong{color:var(--text)}
.container{max-width:600px;margin:0 auto;padding:20px}

/* ═══ ADMIN PAGE ═══ */
.topbar{
    display:flex;align-items:center;justify-content:space-between;
    padding:12px 20px;background:var(--bg2);
    border-bottom:1px solid var(--border);
    position:sticky;top:0;z-index:100;
}
.topbar-title{font-weight:700;font-size:18px;color:var(--primary)}
.topbar-links{display:flex;gap:16px}
.topbar-links a{color:var(--text2);text-decoration:none;font-size:14px;font-weight:500}
.topbar-links a:hover{color:var(--primary)}

.admin-events{display:flex;flex-direction:column;gap:10px;margin-bottom:24px}
.admin-event-card{background:var(--bg2);border:1px solid var(--border);border-radius:var(--r);padding:14px}
.admin-event-info{margin-bottom:10px}
.admin-event-info strong{display:block;font-size:14px;margin-bottom:4px}
.admin-event-info .muted{font-size:13px}
.admin-event-actions{display:flex;gap:8px}

.danger-zone{
    background:var(--danger-bg);border:1px solid var(--danger);
    border-radius:var(--r);padding:20px;margin-top:24px;
}
.danger-zone h3{color:var(--danger);margin-bottom:12px}
.danger-zone .muted{margin-top:8px;font-size:12px}

h2{margin-bottom:20px}
h3{margin-bottom:12px}

/* ═══ LOGIN ═══ */
.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh}
.login-container{text-align:center;width:300px}
.login-container .logo{font-size:64px;margin-bottom:16px}
.login-container h1{margin-bottom:24px;color:var(--primary);font-size:24px}
.pin-input{
    width:100%;padding:16px;font-size:32px;text-align:center;letter-spacing:12px;
    background:var(--bg2);border:2px solid var(--border);border-radius:var(--r);
    color:var(--text);margin-bottom:16px;outline:none;
}
.pin-input:focus{border-color:var(--primary)}

/* ═══ iOS safe area ═══ */
@supports(padding:max(0px)){
    .scan-zone{padding-left:max(14px,env(safe-area-inset-left));padding-right:max(14px,env(safe-area-inset-right))}
    .scanner-topbar{padding-left:max(14px,env(safe-area-inset-left));padding-right:max(14px,env(safe-area-inset-right))}
}

/* ═══ HELP PAGE ═══ */
.help-page{max-width:640px;padding-bottom:40px}
.help-title{
    font-size:24px;font-weight:800;color:var(--primary);
    margin:24px 0 8px;text-align:center;
}
.help-intro{
    text-align:center;color:var(--text2);font-size:15px;
    margin-bottom:24px;
}

/* Screenshots grid */
.help-screenshots{
    display:grid;grid-template-columns:1fr 1fr;gap:12px;
    margin-bottom:28px;
}
.help-screenshot{
    border-radius:var(--r);overflow:hidden;
    border:1px solid var(--border);
    background:var(--bg2);
}
.help-screenshot img{
    width:100%;display:block;
}
.help-caption{
    text-align:center;padding:8px;
    font-size:12px;font-weight:700;color:var(--text2);
}

/* Sections */
.help-section{
    margin-bottom:28px;
}
.help-section p,
.help-section li{
    font-size:14px;line-height:1.65;color:var(--text2);
    margin-bottom:8px;
}
.help-section li{margin-bottom:6px}
.help-section ul{
    padding-left:20px;margin-bottom:12px;
}
.help-section strong{color:var(--text)}
.help-h2{
    font-size:18px;font-weight:700;color:var(--text);
    margin-bottom:12px;padding-top:4px;
    border-top:1px solid var(--border);padding-top:20px;
}

/* Steps */
.help-step{
    display:flex;gap:14px;margin-bottom:20px;
}
.help-step-num{
    width:32px;height:32px;border-radius:50%;
    background:var(--primary);color:#0f172a;
    display:flex;align-items:center;justify-content:center;
    font-size:15px;font-weight:800;flex-shrink:0;
    margin-top:2px;
}
.help-step-body h3{
    font-size:16px;font-weight:700;color:var(--text);
    margin-bottom:6px;
}
.help-step-body p{margin-bottom:8px}
.help-step-body ul{margin-top:6px}

/* Colour dots */
.help-dot{
    display:inline-block;width:10px;height:10px;border-radius:50%;
    vertical-align:middle;margin-right:2px;
}
.help-dot-green{background:var(--success)}
.help-dot-orange{background:var(--warning)}
.help-dot-red{background:var(--danger)}