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feat: add About page with system spec link to web UI
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/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
--bg: #F1F5F9;
--surface: #FFFFFF;
--surface-2: #F8FAFC;
--border: #E2E8F0;
--border-hover: #CBD5E1;
--primary: #2563EB;
--primary-light: #EFF6FF;
--primary-dark: #1D4ED8;
--text-primary: #0F172A;
--text-secondary: #64748B;
--text-muted: #94A3B8;
--green: #16A34A;
--green-bg: #F0FDF4;
--amber: #D97706;
--amber-bg: #FFFBEB;
--red: #DC2626;
--red-bg: #FEF2F2;
--sidebar-w: 240px;
--radius: 12px;
--radius-sm: 8px;
--shadow: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
--shadow-md: 0 4px 6px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.04);
}
html, body {
height: 100%;
font-family: 'Inter', system-ui, -apple-system, sans-serif;
font-size: 14px;
color: var(--text-primary);
background: var(--bg);
-webkit-font-smoothing: antialiased;
}
/* ===== Layout ===== */
body { display: flex; min-height: 100vh; }
.sidebar {
width: var(--sidebar-w);
min-height: 100vh;
background: var(--surface);
border-right: 1px solid var(--border);
display: flex;
flex-direction: column;
padding: 0;
flex-shrink: 0;
position: fixed;
top: 0; left: 0; bottom: 0;
z-index: 100;
}
.main {
flex: 1;
margin-left: var(--sidebar-w);
min-height: 100vh;
display: flex;
flex-direction: column;
overflow-x: hidden;
}
/* ===== Sidebar Logo ===== */
.sidebar-logo {
display: flex;
align-items: center;
gap: 10px;
padding: 20px 20px 16px;
border-bottom: 1px solid var(--border);
}
.logo-icon {
width: 36px; height: 36px;
background: var(--primary-light);
border-radius: 10px;
display: flex; align-items: center; justify-content: center;
flex-shrink: 0;
}
.logo-text {
font-size: 15px; font-weight: 700;
color: var(--text-primary);
letter-spacing: -0.3px;
}
/* ===== Sidebar Nav ===== */
.sidebar-nav {
padding: 12px 10px 8px;
display: flex;
flex-direction: column;
gap: 2px;
}
.nav-item {
display: flex; align-items: center; gap: 10px;
padding: 9px 12px;
border-radius: var(--radius-sm);
color: var(--text-secondary);
text-decoration: none;
font-weight: 500;
font-size: 13.5px;
transition: all 0.15s;
}
.nav-item:hover {
background: var(--bg);
color: var(--text-primary);
}
.nav-item.active {
background: var(--primary-light);
color: var(--primary);
}
/* ===== Sidebar Sections ===== */
.sidebar-section {
padding: 16px 16px 12px;
border-top: 1px solid var(--border);
}
.section-label {
font-size: 11px;
font-weight: 600;
text-transform: uppercase;
letter-spacing: 0.6px;
color: var(--text-muted);
margin-bottom: 10px;
}
/* VLM setting extras */
.setting-tag {
display: inline-block;
font-size: 9.5px; font-weight: 600;
text-transform: uppercase; letter-spacing: 0.04em;
padding: 1px 6px; margin-left: 6px;
border-radius: 6px;
background: var(--border); color: var(--text-muted);
vertical-align: middle;
}
.setting-hint {
font-size: 11px; line-height: 1.45;
color: var(--text-muted); margin-top: 8px;
}
/* Toggle */
.toggle-label {
display: flex; align-items: center; justify-content: space-between;
cursor: pointer;
font-size: 13.5px; font-weight: 500;
color: var(--text-secondary);
}
.toggle { position: relative; display: inline-block; width: 36px; height: 20px; }
.toggle input { opacity: 0; width: 0; height: 0; }
.toggle-slider {
position: absolute; inset: 0;
background: var(--border);
border-radius: 20px;
transition: 0.2s;
cursor: pointer;
}
.toggle-slider::before {
content: '';
position: absolute;
width: 14px; height: 14px;
left: 3px; top: 3px;
background: white;
border-radius: 50%;
transition: 0.2s;
box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}
.toggle input:checked + .toggle-slider { background: var(--primary); }
.toggle input:checked + .toggle-slider::before { transform: translateX(16px); }
/* Sliders */
.slider-group { margin-bottom: 14px; }
.slider-row {
display: flex; justify-content: space-between; align-items: center;
margin-bottom: 5px;
}
.slider-label { font-size: 12.5px; color: var(--text-secondary); font-weight: 500; }
.slider-val { font-size: 12px; font-weight: 600; color: var(--primary); }
.slider {
width: 100%; height: 4px;
-webkit-appearance: none;
background: var(--border);
border-radius: 4px;
outline: none;
cursor: pointer;
}
.slider::-webkit-slider-thumb {
-webkit-appearance: none;
width: 14px; height: 14px;
background: var(--primary);
border-radius: 50%;
box-shadow: 0 0 0 3px var(--primary-light);
}
.slider:hover { background: var(--border-hover); }
/* Footer badges */
.sidebar-footer {
margin-top: auto;
padding: 14px 16px 20px;
border-top: 1px solid var(--border);
}
.tech-badges { display: flex; flex-wrap: wrap; gap: 6px; }
.badge {
font-size: 11px; font-weight: 600;
background: var(--primary-light);
color: var(--primary);
padding: 3px 8px;
border-radius: 20px;
letter-spacing: 0.3px;
}
/* ===== Topbar ===== */
.topbar {
display: flex; align-items: center; justify-content: space-between;
padding: 20px 28px 16px;
border-bottom: 1px solid var(--border);
background: var(--surface);
}
.topbar-left { display: flex; flex-direction: column; gap: 2px; }
.page-title { font-size: 20px; font-weight: 700; letter-spacing: -0.4px; }
.page-subtitle { font-size: 12.5px; color: var(--text-muted); }
.topbar-right { display: flex; align-items: center; gap: 8px; }
.status-dot {
width: 8px; height: 8px; border-radius: 50%;
background: #94A3B8;
transition: background 0.3s;
}
.status-dot.ready { background: var(--green); }
.status-dot.running { background: var(--amber); animation: pulse 1s infinite; }
.status-dot.error { background: var(--red); }
.status-text { font-size: 12.5px; font-weight: 500; color: var(--text-secondary); }
@keyframes pulse {
0%, 100% { opacity: 1; }
50% { opacity: 0.3; }
}
/* ===== Upload Section ===== */
.upload-section {
padding: 24px 28px 20px;
}
.upload-grid {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 16px;
}
.upload-card {
background: var(--surface);
border: 2px dashed var(--border);
border-radius: var(--radius);
min-height: 200px;
position: relative;
cursor: pointer;
transition: border-color 0.2s, box-shadow 0.2s;
overflow: hidden;
}
.upload-card:hover, .upload-card.drag-over {
border-color: var(--primary);
box-shadow: 0 0 0 3px var(--primary-light);
}
.upload-card.has-file {
border-style: solid;
border-color: var(--border);
cursor: default;
}
.upload-inner {
display: flex; flex-direction: column; align-items: center; justify-content: center;
height: 200px; gap: 10px;
padding: 20px;
}
.upload-icon { color: var(--text-muted); }
.upload-label { font-size: 14px; font-weight: 600; color: var(--text-secondary); }
.upload-hint { font-size: 12.5px; color: var(--text-muted); }
.file-input {
position: absolute; inset: 0;
opacity: 0; cursor: pointer;
width: 100%; height: 100%;
}
.upload-preview {
height: 200px;
display: flex; align-items: center; justify-content: center;
position: relative;
}
.upload-preview img {
max-width: 100%; max-height: 180px;
object-fit: contain;
border-radius: 8px;
}
.clear-btn {
position: absolute; top: 10px; right: 10px;
width: 26px; height: 26px;
background: rgba(0,0,0,0.5);
color: white;
border: none; border-radius: 50%;
cursor: pointer; font-size: 16px; line-height: 1;
display: flex; align-items: center; justify-content: center;
transition: background 0.15s;
}
.clear-btn:hover { background: rgba(0,0,0,0.75); }
/* Run button row */
.run-row {
display: flex; justify-content: center;
margin-top: 18px;
}
.run-btn {
display: flex; align-items: center; gap: 8px;
padding: 11px 28px;
background: var(--primary);
color: white;
border: none;
border-radius: var(--radius-sm);
font-size: 14px; font-weight: 600;
cursor: pointer;
transition: background 0.15s, box-shadow 0.15s, transform 0.1s;
box-shadow: 0 2px 8px rgba(37,99,235,0.35);
letter-spacing: 0.2px;
}
.run-btn:hover:not(:disabled) {
background: var(--primary-dark);
box-shadow: 0 4px 12px rgba(37,99,235,0.45);
transform: translateY(-1px);
}
.run-btn:active:not(:disabled) { transform: translateY(0); }
.run-btn:disabled {
background: #CBD5E1;
box-shadow: none;
cursor: not-allowed;
}
/* ===== Stats Row ===== */
.stats-row {
display: grid;
grid-template-columns: repeat(4, 1fr);
gap: 14px;
padding: 0 28px 20px;
}
.stat-card {
background: var(--surface);
border: 1px solid var(--border);
border-radius: var(--radius);
padding: 18px 20px;
box-shadow: var(--shadow);
}
.stat-value {
font-size: 26px; font-weight: 700;
color: var(--primary);
letter-spacing: -0.5px;
line-height: 1;
margin-bottom: 5px;
}
.stat-label {
font-size: 12px; font-weight: 500;
color: var(--text-muted);
text-transform: uppercase;
letter-spacing: 0.4px;
}
/* ===== Results Section ===== */
.results-section { padding: 0 28px 32px; }
.results-grid {
display: grid;
grid-template-columns: 2fr 1fr;
gap: 16px;
}
.result-card {
background: var(--surface);
border: 1px solid var(--border);
border-radius: var(--radius);
box-shadow: var(--shadow);
overflow: hidden;
}
.card-header {
display: flex; align-items: center; justify-content: space-between;
padding: 14px 18px;
border-bottom: 1px solid var(--border);
}
.card-title {
font-size: 13.5px; font-weight: 600;
color: var(--text-primary);
}
.card-count {
font-size: 12px; font-weight: 600;
background: var(--primary-light);
color: var(--primary);
padding: 2px 8px;
border-radius: 20px;
}
.download-btn {
display: flex; align-items: center; gap: 5px;
padding: 5px 12px;
background: var(--surface-2);
border: 1px solid var(--border);
border-radius: var(--radius-sm);
font-size: 12px; font-weight: 500;
color: var(--text-secondary);
cursor: pointer;
transition: all 0.15s;
}
.download-btn:hover {
background: var(--primary-light);
border-color: var(--primary);
color: var(--primary);
}
/* Visualization */
.viz-container {
padding: 16px;
display: flex; justify-content: center;
background: var(--surface-2);
}
.viz-container img {
max-width: 100%;
border-radius: 8px;
box-shadow: var(--shadow-md);
}
/* Detection cards list */
.detections-list {
padding: 10px;
display: flex; flex-direction: column; gap: 8px;
max-height: 600px;
overflow-y: auto;
}
.detections-list::-webkit-scrollbar { width: 4px; }
.detections-list::-webkit-scrollbar-track { background: transparent; }
.detections-list::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
.detection-item {
border-radius: var(--radius-sm);
padding: 12px 14px;
border: 1px solid var(--border);
transition: box-shadow 0.15s;
cursor: default;
}
.detection-item:hover { box-shadow: var(--shadow-md); }
.detection-item.high { background: var(--green-bg); border-color: #BBF7D0; }
.detection-item.mid { background: #EFF6FF; border-color: #BFDBFE; }
.detection-item.low { background: var(--red-bg); border-color: #FECACA; }
.detection-header {
display: flex; align-items: center; justify-content: space-between;
margin-bottom: 8px;
}
.detection-num {
font-size: 12px; font-weight: 700;
display: flex; align-items: center; gap: 6px;
}
.detection-num .num-badge {
width: 22px; height: 22px;
border-radius: 50%;
display: flex; align-items: center; justify-content: center;
font-size: 11px; font-weight: 700; color: white;
}
.detection-item.high .num-badge { background: var(--green); }
.detection-item.mid .num-badge { background: var(--primary); }
.detection-item.low .num-badge { background: var(--red); }
.detection-conf {
font-size: 13px; font-weight: 700;
}
.detection-item.high .detection-conf { color: var(--green); }
.detection-item.mid .detection-conf { color: var(--primary); }
.detection-item.low .detection-conf { color: var(--red); }
.detection-meta {
display: grid; grid-template-columns: 1fr 1fr;
gap: 4px;
}
.meta-row {
font-size: 11.5px; color: var(--text-secondary);
display: flex; align-items: center; gap: 4px;
}
.meta-row span { color: var(--text-muted); }
.conf-bar-wrap {
margin-top: 8px;
height: 3px;
background: var(--border);
border-radius: 3px;
overflow: hidden;
}
.conf-bar {
height: 100%; border-radius: 3px;
transition: width 0.4s ease;
}
.detection-item.high .conf-bar { background: var(--green); }
.detection-item.mid .conf-bar { background: var(--primary); }
.detection-item.low .conf-bar { background: var(--red); }
/* Empty state */
.empty-state {
display: flex; flex-direction: column; align-items: center;
justify-content: center; gap: 8px;
padding: 40px 20px;
color: var(--text-muted);
text-align: center;
}
.empty-state svg { opacity: 0.4; }
.empty-state p { font-size: 13px; }
/* ===== Loading Overlay ===== */
.loading-overlay {
position: fixed; inset: 0;
background: rgba(15,23,42,0.55);
display: flex; align-items: center; justify-content: center;
z-index: 200;
backdrop-filter: blur(3px);
}
.loading-card {
background: var(--surface);
border-radius: var(--radius);
padding: 36px 48px;
text-align: center;
box-shadow: 0 20px 40px rgba(0,0,0,0.2);
display: flex; flex-direction: column; align-items: center; gap: 12px;
}
.spinner {
width: 40px; height: 40px;
border: 3px solid var(--border);
border-top-color: var(--primary);
border-radius: 50%;
animation: spin 0.75s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loading-title { font-size: 16px; font-weight: 700; }
.loading-sub { font-size: 13px; color: var(--text-muted); }
/* ===== Error toast ===== */
.toast {
position: fixed; bottom: 24px; right: 24px;
background: #1E293B;
color: white;
padding: 14px 20px;
border-radius: var(--radius-sm);
font-size: 13.5px;
box-shadow: 0 8px 20px rgba(0,0,0,0.25);
z-index: 300;
opacity: 0;
transform: translateY(8px);
transition: opacity 0.25s, transform 0.25s;
max-width: 360px;
}
.toast.show { opacity: 1; transform: translateY(0); }
.toast.error { border-left: 3px solid var(--red); }
.toast.success { border-left: 3px solid var(--green); }
/* ===== ABOUT PAGE ===== */
.about-page {
padding: 40px 56px;
max-width: 1200px;
margin: 0 auto;
animation: fadeIn 0.3s ease-in;
}
@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
.about-hero {
text-align: center;
margin-bottom: 48px;
padding-bottom: 32px;
border-bottom: 1px solid var(--border);
}
.about-hero-icon {
width: 60px;
height: 60px;
display: flex;
align-items: center;
justify-content: center;
background: var(--primary-light);
border-radius: 12px;
margin: 0 auto 16px;
color: var(--primary);
}
.about-title {
font-size: 2.2rem;
font-weight: 700;
color: var(--text-primary);
margin-bottom: 8px;
}
.about-subtitle {
font-size: 1.05rem;
color: var(--text-secondary);
margin-bottom: 20px;
}
.about-badges {
display: flex;
gap: 8px;
justify-content: center;
flex-wrap: wrap;
}
.about-badge {
display: inline-block;
padding: 6px 14px;
background: var(--surface-2);
border: 1px solid var(--border);
border-radius: 20px;
font-size: 12px;
font-weight: 500;
color: var(--text-secondary);
}
.about-grid {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 20px;
margin-bottom: 40px;
}
.about-card {
background: var(--surface);
border: 1px solid var(--border);
border-radius: var(--radius);
padding: 24px;
box-shadow: var(--shadow);
transition: all 0.2s;
}
.about-card:hover {
box-shadow: var(--shadow-md);
border-color: var(--primary);
}
.about-card-wide {
grid-column: 1 / -1;
}
.about-card-title {
display: flex;
align-items: center;
gap: 8px;
font-size: 1rem;
font-weight: 600;
color: var(--text-primary);
margin-bottom: 18px;
padding-bottom: 10px;
border-bottom: 1px solid var(--border);
}
.about-card-title svg {
color: var(--primary);
}
/* Pipeline steps */
.pipeline-steps {
display: flex;
gap: 8px;
overflow-x: auto;
padding: 8px 0;
align-items: center;
flex-wrap: wrap;
}
.pipe-step {
display: flex;
align-items: center;
gap: 10px;
background: var(--surface-2);
border: 1px solid var(--border);
border-radius: 10px;
padding: 12px 14px;
min-width: fit-content;
flex-shrink: 0;
}
.pipe-num {
width: 28px;
height: 28px;
border-radius: 50%;
display: flex;
align-items: center;
justify-content: center;
font-size: 11px;
font-weight: 700;
color: white;
flex-shrink: 0;
}
.pipe-body {
display: flex;
flex-direction: column;
gap: 2px;
}
.pipe-name {
font-size: 12px;
font-weight: 600;
color: var(--text-primary);
}
.pipe-desc {
font-size: 11px;
color: var(--text-secondary);
}
.pipe-time {
font-size: 10px;
color: var(--amber);
font-weight: 500;
white-space: nowrap;
}
.pipe-arrow {
color: var(--text-muted);
font-size: 18px;
flex-shrink: 0;
}
/* Lists */
.about-list {
list-style: none;
display: flex;
flex-direction: column;
gap: 12px;
}
.about-list li {
display: flex;
gap: 10px;
align-items: flex-start;
font-size: 13.5px;
color: var(--text-primary);
line-height: 1.5;
}
.about-list svg {
flex-shrink: 0;
margin-top: 2px;
}
/* Tech table */
.tech-table {
display: flex;
flex-direction: column;
gap: 8px;
}
.tech-row {
display: grid;
grid-template-columns: 90px 1fr;
gap: 12px;
align-items: center;
padding: 10px 0;
border-bottom: 1px solid var(--border);
font-size: 13px;
}
.tech-row:last-child {
border-bottom: none;
}
.tech-layer {
font-weight: 500;
color: var(--primary);
font-size: 12px;
text-transform: uppercase;
}
.tech-val {
color: var(--text-primary);
}
.tech-val code {
background: var(--surface-2);
padding: 2px 6px;
border-radius: 4px;
font-size: 11px;
font-family: 'Monaco', 'Courier New', monospace;
color: var(--primary);
}
/* Spec card */
.about-spec-card {
grid-column: 1 / -1;
background: linear-gradient(135deg, var(--primary-light) 0%, #F0FDF4 100%);
border-color: var(--primary);
}
.about-spec-desc {
font-size: 13.5px;
color: var(--text-primary);
line-height: 1.6;
margin-bottom: 12px;
}
.about-spec-meta {
display: block;
font-size: 12px;
color: var(--text-secondary);
margin-bottom: 16px;
}
.spec-link-btn {
display: inline-flex;
align-items: center;
gap: 8px;
padding: 10px 18px;
background: var(--primary);
color: white;
border-radius: 8px;
font-size: 13px;
font-weight: 500;
text-decoration: none;
transition: all 0.2s;
border: none;
cursor: pointer;
}
.spec-link-btn:hover {
background: var(--primary-dark);
transform: translateX(2px);
}
.spec-link-btn svg {
width: 14px;
height: 14px;
}
/* Footer */
.about-footer {
text-align: center;
padding-top: 32px;
border-top: 1px solid var(--border);
font-size: 13px;
color: var(--text-secondary);
}
.about-footer a {
color: var(--primary);
text-decoration: none;
}
.about-footer a:hover {
text-decoration: underline;
}
@media (max-width: 768px) {
.about-grid { grid-template-columns: 1fr; }
.about-card-wide { grid-column: 1; }
.about-page { padding: 24px 16px; }
.about-title { font-size: 1.6rem; }
.pipeline-steps { flex-direction: column; }
}