Files
linux-c2/public/styles.css

952 lines
22 KiB
CSS

:root {
--bg-dark: #090d16;
--bg-card: rgba(17, 24, 39, 0.7);
--bg-card-hover: rgba(31, 41, 55, 0.8);
--border-color: rgba(255, 255, 255, 0.08);
--border-active: rgba(6, 182, 212, 0.4);
--primary-cyan: #06b6d4;
--primary-purple: #8b5cf6;
--accent-emerald: #10b981;
--accent-rose: #f43f5e;
--accent-amber: #f59e0b;
--text-main: #f3f4f6;
--text-muted: #9ca3af;
--text-dim: #6b7280;
--font-sans: 'Inter', system-ui, sans-serif;
--font-display: 'Outfit', system-ui, sans-serif;
--font-mono: 'JetBrains Mono', monospace;
--radius-sm: 6px;
--radius-md: 12px;
--radius-lg: 18px;
--shadow-glow: 0 0 20px rgba(6, 182, 212, 0.15);
}
* {
margin: 0;
padding: 0;
box-sizing: border-box;
}
body {
background-color: var(--bg-dark);
color: var(--text-main);
font-family: var(--font-sans);
background-image:
radial-gradient(at 0% 0%, rgba(6, 182, 212, 0.05) 0px, transparent 50%),
radial-gradient(at 100% 0%, rgba(139, 92, 246, 0.05) 0px, transparent 50%);
background-attachment: fixed;
min-height: 100vh;
display: flex;
flex-direction: column;
}
/* Header Navbar */
.top-nav {
display: flex;
justify-content: space-between;
align-items: center;
padding: 1.25rem 2rem;
background: rgba(15, 23, 42, 0.85);
backdrop-filter: blur(16px);
border-bottom: 1px solid var(--border-color);
position: sticky;
top: 0;
z-index: 100;
}
.logo-area {
display: flex;
align-items: center;
gap: 1rem;
}
.logo-icon {
width: 44px;
height: 44px;
background: linear-gradient(135deg, var(--primary-cyan), var(--primary-purple));
border-radius: var(--radius-md);
display: flex;
align-items: center;
justify-content: center;
font-size: 1.25rem;
color: #fff;
box-shadow: var(--shadow-glow);
}
.logo-text {
font-family: var(--font-display);
font-size: 1.5rem;
font-weight: 800;
letter-spacing: -0.02em;
}
.logo-text span {
color: var(--primary-cyan);
}
.sub-text {
display: block;
font-size: 0.75rem;
color: var(--text-muted);
}
.nav-metrics {
display: flex;
gap: 1rem;
}
.metric-pill {
display: flex;
align-items: center;
gap: 0.5rem;
background: rgba(255, 255, 255, 0.04);
border: 1px solid var(--border-color);
padding: 0.5rem 1rem;
border-radius: 9999px;
font-size: 0.85rem;
}
.pill-label {
color: var(--text-muted);
}
.pill-value {
font-family: var(--font-mono);
font-weight: 600;
}
.highlight-endpoint {
color: var(--primary-cyan);
}
.status-indicator {
width: 8px;
height: 8px;
border-radius: 50%;
background-color: var(--text-dim);
}
.status-indicator.online {
background-color: var(--accent-emerald);
box-shadow: 0 0 8px var(--accent-emerald);
}
/* Dashboard Container */
.dashboard-container {
max-width: 1400px;
width: 100%;
margin: 0 auto;
padding: 2rem;
display: flex;
flex-direction: column;
gap: 2rem;
}
/* Overview Stat Cards */
.stats-grid {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
gap: 1.25rem;
}
.stat-card {
background: var(--bg-card);
backdrop-filter: blur(12px);
border: 1px solid var(--border-color);
border-radius: var(--radius-md);
padding: 1.25rem 1.5rem;
display: flex;
align-items: center;
gap: 1.25rem;
transition: transform 0.2s ease, border-color 0.2s ease;
}
.stat-card:hover {
transform: translateY(-2px);
border-color: rgba(255, 255, 255, 0.15);
}
.stat-icon {
width: 52px;
height: 52px;
border-radius: var(--radius-md);
display: flex;
align-items: center;
justify-content: center;
font-size: 1.5rem;
}
.stat-icon.cyan { background: rgba(6, 182, 212, 0.12); color: var(--primary-cyan); }
.stat-icon.emerald { background: rgba(16, 185, 129, 0.12); color: var(--accent-emerald); }
.stat-icon.rose { background: rgba(244, 63, 94, 0.12); color: var(--accent-rose); }
.stat-icon.purple { background: rgba(139, 92, 246, 0.12); color: var(--primary-purple); }
.stat-label {
font-size: 0.8rem;
color: var(--text-muted);
text-transform: uppercase;
letter-spacing: 0.05em;
font-weight: 600;
}
.stat-number {
font-family: var(--font-display);
font-size: 1.75rem;
font-weight: 700;
margin-top: 0.2rem;
}
/* Toolbar & Filters */
.controls-toolbar {
display: flex;
justify-content: space-between;
align-items: center;
gap: 1rem;
flex-wrap: wrap;
}
.search-box {
position: relative;
flex: 1;
min-width: 280px;
}
.search-box i {
position: absolute;
left: 1rem;
top: 50%;
transform: translateY(-50%);
color: var(--text-dim);
}
.search-box input {
width: 100%;
padding: 0.75rem 1rem 0.75rem 2.75rem;
background: rgba(15, 23, 42, 0.6);
border: 1px solid var(--border-color);
border-radius: var(--radius-md);
color: #fff;
font-family: var(--font-sans);
font-size: 0.9rem;
transition: all 0.2s ease;
}
.search-box input:focus {
outline: none;
border-color: var(--primary-cyan);
box-shadow: var(--shadow-glow);
}
.filter-group, .view-toggle {
display: flex;
background: rgba(15, 23, 42, 0.6);
border: 1px solid var(--border-color);
border-radius: var(--radius-md);
padding: 0.25rem;
}
.filter-btn, .toggle-btn {
background: transparent;
border: none;
color: var(--text-muted);
padding: 0.5rem 1rem;
border-radius: var(--radius-sm);
font-size: 0.85rem;
font-weight: 500;
cursor: pointer;
transition: all 0.2s ease;
}
.filter-btn.active, .toggle-btn.active {
background: rgba(255, 255, 255, 0.1);
color: #fff;
}
/* Node Cards Grid */
.nodes-grid-view {
display: grid;
grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
gap: 1.5rem;
}
.node-card {
background: var(--bg-card);
backdrop-filter: blur(12px);
border: 1px solid var(--border-color);
border-radius: var(--radius-md);
padding: 1.5rem;
display: flex;
flex-direction: column;
gap: 1.25rem;
position: relative;
overflow: hidden;
transition: all 0.25s ease;
}
.node-card:hover {
border-color: var(--border-active);
transform: translateY(-3px);
box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}
.node-card.offline {
opacity: 0.75;
}
.node-card::before {
content: '';
position: absolute;
top: 0;
left: 0;
right: 0;
height: 3px;
background: var(--accent-rose);
}
.node-card.online::before {
background: var(--accent-emerald);
}
.card-header {
display: flex;
justify-content: space-between;
align-items: flex-start;
}
.node-info-main {
display: flex;
align-items: center;
gap: 0.75rem;
}
.platform-badge-icon {
width: 40px;
height: 40px;
border-radius: var(--radius-sm);
background: rgba(255, 255, 255, 0.05);
display: flex;
align-items: center;
justify-content: center;
font-size: 1.25rem;
color: var(--primary-cyan);
}
.node-title h3 {
font-family: var(--font-display);
font-size: 1.1rem;
font-weight: 700;
}
.node-title span {
font-family: var(--font-mono);
font-size: 0.8rem;
color: var(--text-muted);
}
.status-badge {
padding: 0.25rem 0.65rem;
border-radius: 9999px;
font-size: 0.75rem;
font-weight: 600;
text-transform: uppercase;
letter-spacing: 0.05em;
display: flex;
align-items: center;
gap: 0.4rem;
}
.status-badge.online {
background: rgba(16, 185, 129, 0.15);
color: var(--accent-emerald);
border: 1px solid rgba(16, 185, 129, 0.3);
}
.status-badge.offline {
background: rgba(244, 63, 94, 0.15);
color: var(--accent-rose);
border: 1px solid rgba(244, 63, 94, 0.3);
}
.metrics-container {
display: flex;
flex-direction: column;
gap: 0.75rem;
}
.metric-bar-group {
display: flex;
flex-direction: column;
gap: 0.3rem;
}
.metric-bar-label {
display: flex;
justify-content: space-between;
font-size: 0.8rem;
color: var(--text-muted);
}
.metric-bar-bg {
height: 8px;
background: rgba(255, 255, 255, 0.06);
border-radius: 9999px;
overflow: hidden;
}
.metric-bar-fill {
height: 100%;
border-radius: 9999px;
transition: width 0.4s ease;
}
.fill-cpu { background: linear-gradient(90deg, var(--primary-cyan), var(--primary-purple)); }
.fill-mem { background: linear-gradient(90deg, #3b82f6, #8b5cf6); }
.fill-disk { background: linear-gradient(90deg, #f59e0b, #ef4444); }
.card-footer {
display: flex;
justify-content: space-between;
align-items: center;
padding-top: 0.75rem;
border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.node-actions {
display: flex;
gap: 0.5rem;
}
/* Buttons */
.btn {
display: inline-flex;
align-items: center;
gap: 0.5rem;
padding: 0.6rem 1.25rem;
border-radius: var(--radius-md);
font-family: var(--font-sans);
font-size: 0.875rem;
font-weight: 600;
cursor: pointer;
border: none;
transition: all 0.2s ease;
}
.btn-primary {
background: linear-gradient(135deg, var(--primary-cyan), #0284c7);
color: #fff;
box-shadow: 0 4px 12px rgba(6, 182, 212, 0.3);
}
.btn-primary:hover {
filter: brightness(1.1);
box-shadow: 0 6px 18px rgba(6, 182, 212, 0.45);
}
.btn-secondary {
background: rgba(255, 255, 255, 0.06);
border: 1px solid var(--border-color);
color: var(--text-main);
}
.btn-secondary:hover {
background: rgba(255, 255, 255, 0.12);
}
.btn-icon {
padding: 0.5rem;
border-radius: var(--radius-sm);
background: rgba(255, 255, 255, 0.05);
border: 1px solid var(--border-color);
color: var(--text-muted);
cursor: pointer;
transition: all 0.2s ease;
}
.btn-icon:hover {
color: #fff;
border-color: var(--primary-cyan);
}
/* Section Cards (Charts / Logs) */
.chart-section, .logs-section {
background: var(--bg-card);
backdrop-filter: blur(12px);
border: 1px solid var(--border-color);
border-radius: var(--radius-md);
padding: 1.5rem;
display: flex;
flex-direction: column;
gap: 1rem;
}
.section-header {
display: flex;
justify-content: space-between;
align-items: center;
}
.section-header h3 {
font-family: var(--font-display);
font-size: 1.1rem;
display: flex;
align-items: center;
gap: 0.6rem;
}
.badge {
padding: 0.2rem 0.6rem;
border-radius: var(--radius-sm);
background: rgba(6, 182, 212, 0.15);
color: var(--primary-cyan);
font-size: 0.75rem;
font-weight: 600;
}
.badge.purple {
background: rgba(139, 92, 246, 0.15);
color: var(--primary-purple);
}
.chart-container {
height: 260px;
width: 100%;
}
/* Terminal Log View */
.terminal-window {
background: #050811;
border: 1px solid var(--border-color);
border-radius: var(--radius-sm);
font-family: var(--font-mono);
font-size: 0.85rem;
padding: 1rem;
height: 180px;
overflow-y: auto;
}
.log-entry {
padding: 0.2rem 0;
color: var(--text-muted);
}
.log-entry.system { color: var(--primary-cyan); }
.log-entry.success { color: var(--accent-emerald); }
.log-entry.error { color: var(--accent-rose); }
/* Empty state */
.empty-state {
grid-column: 1 / -1;
text-align: center;
padding: 4rem 2rem;
background: var(--bg-card);
border: 1px dashed var(--border-color);
border-radius: var(--radius-md);
display: flex;
flex-direction: column;
align-items: center;
gap: 1rem;
}
.empty-state i {
font-size: 2.5rem;
color: var(--primary-cyan);
}
/* Modal Overlay */
.modal-overlay {
position: fixed;
top: 0;
left: 0;
right: 0;
bottom: 0;
background: rgba(0, 0, 0, 0.75);
backdrop-filter: blur(8px);
display: flex;
align-items: center;
justify-content: center;
z-index: 1000;
opacity: 0;
pointer-events: none;
transition: opacity 0.25s ease;
}
.modal-overlay.active {
opacity: 1;
pointer-events: auto;
}
.modal-card {
background: #0f172a;
border: 1px solid var(--border-color);
border-radius: var(--radius-lg);
width: 90%;
max-width: 620px;
box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
overflow: hidden;
}
.modal-header {
padding: 1.5rem;
border-bottom: 1px solid var(--border-color);
display: flex;
justify-content: space-between;
align-items: center;
}
.title-with-icon {
display: flex;
align-items: center;
gap: 1rem;
}
.icon-accent {
font-size: 1.5rem;
color: var(--primary-cyan);
}
.modal-close {
background: transparent;
border: none;
color: var(--text-muted);
font-size: 1.25rem;
cursor: pointer;
}
.modal-body {
padding: 1.5rem;
display: flex;
flex-direction: column;
gap: 1.25rem;
}
.os-tabs {
display: flex;
gap: 0.5rem;
border-bottom: 1px solid var(--border-color);
padding-bottom: 0.5rem;
}
.tab-btn {
background: transparent;
border: none;
color: var(--text-muted);
padding: 0.5rem 1rem;
font-weight: 500;
cursor: pointer;
border-radius: var(--radius-sm);
}
.tab-btn.active {
background: rgba(6, 182, 212, 0.15);
color: var(--primary-cyan);
}
.tab-content {
display: none;
}
.tab-content.active {
display: block;
}
.tab-description {
font-size: 0.85rem;
color: var(--text-muted);
margin-bottom: 0.75rem;
}
.code-block {
background: #050811;
border: 1px solid var(--border-color);
border-radius: var(--radius-sm);
padding: 1rem;
position: relative;
display: flex;
align-items: center;
justify-content: space-between;
}
.code-block code {
font-family: var(--font-mono);
font-size: 0.85rem;
color: var(--accent-emerald);
word-break: break-all;
}
.btn-copy {
background: rgba(255, 255, 255, 0.1);
border: 1px solid var(--border-color);
color: #fff;
padding: 0.4rem 0.8rem;
border-radius: var(--radius-sm);
font-size: 0.75rem;
cursor: pointer;
white-space: nowrap;
}
.modal-info-box {
background: rgba(6, 182, 212, 0.08);
border: 1px solid rgba(6, 182, 212, 0.2);
border-radius: var(--radius-sm);
padding: 0.75rem 1rem;
display: flex;
align-items: center;
gap: 0.75rem;
font-size: 0.85rem;
color: var(--text-main);
}
.form-group {
display: flex;
flex-direction: column;
gap: 0.5rem;
}
.form-group label {
font-size: 0.85rem;
font-weight: 600;
color: var(--text-muted);
}
.form-input {
background: #050811;
border: 1px solid var(--border-color);
border-radius: var(--radius-sm);
padding: 0.75rem 1rem;
color: #fff;
font-family: var(--font-mono);
}
.quick-commands {
display: flex;
align-items: center;
gap: 0.5rem;
flex-wrap: wrap;
}
.quick-label {
font-size: 0.8rem;
color: var(--text-muted);
}
.chip {
background: rgba(255, 255, 255, 0.06);
border: 1px solid var(--border-color);
color: var(--text-main);
padding: 0.25rem 0.6rem;
border-radius: 9999px;
font-size: 0.75rem;
cursor: pointer;
}
.chip:hover {
background: rgba(6, 182, 212, 0.2);
border-color: var(--primary-cyan);
}
.modal-actions {
display: flex;
justify-content: flex-end;
gap: 0.75rem;
margin-top: 1rem;
}
/* ── Master Intelligence Log Components ── */
.machine-detail-chip {
display: inline-flex;
align-items: center;
gap: 0.4rem;
padding: 0.3rem 0.7rem;
background: rgba(255, 255, 255, 0.05);
border: 1px solid var(--border-color);
border-radius: 9999px;
font-size: 0.75rem;
font-family: var(--font-mono);
color: var(--text-main);
white-space: nowrap;
}
.machine-detail-chip i {
color: var(--primary-cyan);
font-size: 0.7rem;
}
/* Intel log entry variants */
.log-entry.intel-keystroke {
color: #fbbf24;
border-left: 2px solid rgba(251, 191, 36, 0.3);
padding-left: 0.5rem;
}
.log-entry.intel-click {
color: #34d399;
border-left: 2px solid rgba(52, 211, 153, 0.3);
padding-left: 0.5rem;
}
.log-entry.intel-scroll {
color: #a78bfa;
border-left: 2px solid rgba(167, 139, 250, 0.3);
padding-left: 0.5rem;
}
/* Intel section filter selects hover */
#intelNodeFilter:focus,
#intelTypeFilter:focus,
#intelSearchInput:focus {
outline: none;
border-color: var(--primary-purple) !important;
box-shadow: 0 0 8px rgba(139, 92, 246, 0.2);
}
#intelNodeFilter option,
#intelTypeFilter option {
background: #0f172a;
color: #fff;
}
/* ── File Binder Dropzone ── */
.binder-dropzone {
border: 2px dashed var(--border-color);
border-radius: var(--radius-md);
padding: 2rem 1.5rem;
text-align: center;
cursor: pointer;
transition: all 0.2s ease;
background: rgba(15, 23, 42, 0.4);
}
.binder-dropzone:hover {
border-color: var(--primary-cyan);
background: rgba(6, 182, 212, 0.06);
box-shadow: var(--shadow-glow);
}
.binder-dropzone.has-file {
border-color: var(--accent-emerald);
background: rgba(16, 185, 129, 0.06);
}
#binderStatus.success {
background: rgba(16, 185, 129, 0.12);
border: 1px solid rgba(16, 185, 129, 0.3);
color: var(--accent-emerald);
}
#binderStatus.error {
background: rgba(244, 63, 94, 0.12);
border: 1px solid rgba(244, 63, 94, 0.3);
color: var(--accent-rose);
}
/* ── Mobile Responsive ── */
@media (max-width: 768px) {
.top-nav {
flex-wrap: wrap;
padding: 0.75rem 1rem;
gap: 0.75rem;
}
.dashboard-container {
padding: 1rem;
gap: 1rem;
}
.action-area {
flex-wrap: wrap;
width: 100%;
}
.action-area .btn {
flex: 1 1 auto;
min-width: 0;
font-size: 0.75rem;
padding: 0.45rem 0.7rem;
}
.nav-metrics {
display: none;
}
.stats-grid {
grid-template-columns: repeat(2, 1fr);
gap: 0.75rem;
}
.stat-card {
padding: 0.75rem 1rem;
}
.stat-number {
font-size: 1.25rem;
}
.nodes-grid-view {
grid-template-columns: 1fr;
}
.controls-toolbar {
flex-direction: column;
}
.search-box {
min-width: 100%;
}
.modal-card {
width: 95%;
max-width: 95%;
}
.os-tabs {
flex-wrap: wrap;
}
.os-tabs .tab-btn {
font-size: 0.75rem;
padding: 0.4rem 0.6rem;
}
#machineDetailsBar {
flex-direction: column;
gap: 0.3rem;
}
}
/* ── Loot viewer ── */
.loot-tabs { display: flex; gap: 0.5rem; }
.loot-body { padding: 0.75rem; max-height: 420px; overflow-y: auto; }
.loot-table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
.loot-table th { text-align: left; color: var(--text-dim, #64748b); font-weight: 600; padding: 0.4rem 0.5rem; border-bottom: 1px solid var(--border-color, #1e293b); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.05em; }
.loot-table td { padding: 0.45rem 0.5rem; border-bottom: 1px solid rgba(30,41,59,0.5); color: #e2e8f0; vertical-align: middle; }
.loot-thumb { width: 56px; height: 36px; object-fit: cover; border-radius: 4px; cursor: pointer; border: 1px solid var(--border-color, #1e293b); }
.loot-thumb:hover { border-color: var(--accent-emerald, #10b981); }
.loot-thumb-cell { width: 64px; }
.loot-file-icon { font-size: 1.4rem; color: var(--text-dim, #64748b); }
.loot-mime { font-size: 0.7rem; color: var(--text-dim, #64748b); }
.loot-cred-group { margin-bottom: 0.75rem; }
.loot-cred-host { font-weight: 600; color: #e2e8f0; padding: 0.4rem 0; border-bottom: 1px solid var(--border-color, #1e293b); margin-bottom: 0.4rem; }
.loot-cred-row { display: flex; align-items: center; gap: 0.6rem; padding: 0.3rem 0; font-size: 0.85rem; }
.loot-cred-val { background: rgba(15,23,42,0.8); padding: 0.2rem 0.5rem; border-radius: 4px; flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; cursor: pointer; color: #e2e8f0; }
.loot-cred-time { color: var(--text-dim, #64748b); font-size: 0.75rem; min-width: 60px; text-align: right; }
.loot-lightbox-img { max-width: 90vw; max-height: 90vh; border-radius: 8px; box-shadow: 0 0 60px rgba(0,0,0,0.8); }
/* ── Toasts ── */
.toast-stack { position: fixed; top: 70px; right: 16px; z-index: 9999; display: flex; flex-direction: column; gap: 0.5rem; pointer-events: none; }
.toast { display: flex; align-items: center; gap: 0.5rem; background: rgba(15,23,42,0.95); border: 1px solid var(--border-color, #1e293b); border-left: 3px solid var(--accent-blue, #3b82f6); color: #e2e8f0; padding: 0.6rem 0.9rem; border-radius: 8px; font-size: 0.85rem; box-shadow: 0 4px 20px rgba(0,0,0,0.5); animation: toastIn 0.25s ease-out; pointer-events: auto; max-width: 340px; }
.toast-success { border-left-color: var(--accent-emerald, #10b981); }
.toast-error { border-left-color: #ef4444; }
.toast-out { opacity: 0; transform: translateX(20px); transition: all 0.4s ease; }
@keyframes toastIn { from { opacity: 0; transform: translateX(30px); } to { opacity: 1; transform: translateX(0); } }
/* ── Auth gate ── */
.auth-overlay { position: fixed; inset: 0; background: rgba(2,6,23,0.92); backdrop-filter: blur(6px); z-index: 10000; display: flex; align-items: center; justify-content: center; }
.auth-card { background: rgba(15,23,42,0.95); border: 1px solid var(--border-color, #1e293b); border-radius: 14px; padding: 2rem; width: 340px; text-align: center; box-shadow: 0 20px 60px rgba(0,0,0,0.6); }
.auth-icon { font-size: 2.2rem; color: var(--accent-emerald, #10b981); margin-bottom: 0.75rem; }
.auth-card h2 { margin: 0 0 0.4rem; color: #f1f5f9; }
.auth-card p { color: var(--text-dim, #64748b); font-size: 0.85rem; margin: 0 0 1rem; }
.auth-error { color: #ef4444 !important; margin-top: 0.6rem !important; }
/* ── Empty state hero ── */
.empty-hero { grid-column: 1 / -1; text-align: center; padding: 3rem 2rem; background: rgba(15,23,42,0.5); border: 1px dashed var(--border-color, #1e293b); border-radius: 14px; }
.empty-hero-icon { font-size: 3rem; color: var(--accent-emerald, #10b981); margin-bottom: 1rem; animation: pulse 2s infinite; }
.empty-hero h2 { color: #f1f5f9; margin: 0 0 0.5rem; }
.empty-hero p { color: var(--text-dim, #64748b); max-width: 520px; margin: 0 auto 1.25rem; }
.empty-cmd { display: flex; align-items: center; justify-content: center; gap: 0.75rem; flex-wrap: wrap; }
.empty-cmd code { background: rgba(2,6,23,0.9); border: 1px solid var(--border-color, #1e293b); padding: 0.6rem 1rem; border-radius: 8px; font-size: 0.9rem; color: var(--accent-emerald, #10b981); }
.empty-hint { margin-top: 1rem; font-size: 0.8rem; }
.empty-qr { margin-top: 1.25rem; display: flex; justify-content: center; }
.empty-qr img, .empty-qr canvas { border-radius: 8px; background: #fff; padding: 8px; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.5; } }