sentimentLens / frontend /src /index.css
aaditya200's picture
SentimentLens fresh
df20aff
Raw
History Blame Contribute Delete
14.1 kB
/* ===== SentimentLens — Light Theme Design System ===== */
:root {
/* Colors */
--color-bg: #F8F9FC;
--color-surface: #FFFFFF;
--color-surface-hover: #F1F3F9;
--color-border: #E2E6EF;
--color-border-focus: #7C6BF0;
--color-text-primary: #1A1D2E;
--color-text-secondary: #6B7394;
--color-text-muted: #9BA3C2;
/* Accent */
--color-accent: #7C6BF0;
--color-accent-light: #EDE9FE;
--color-accent-gradient: linear-gradient(135deg, #7C6BF0 0%, #A78BFA 50%, #C4B5FD 100%);
--color-accent-glow: rgba(124, 107, 240, 0.15);
/* Semantic */
--color-positive: #10B981;
--color-positive-bg: #ECFDF5;
--color-positive-border: #A7F3D0;
--color-negative: #F43F5E;
--color-negative-bg: #FFF1F2;
--color-negative-border: #FECDD3;
/* Model tags */
--color-tfidf: #F59E0B;
--color-tfidf-bg: #FFFBEB;
--color-tfidf-border: #FDE68A;
--color-bert: #6366F1;
--color-bert-bg: #EEF2FF;
--color-bert-border: #C7D2FE;
/* Spacing & Radius */
--radius-sm: 8px;
--radius-md: 12px;
--radius-lg: 16px;
--radius-xl: 24px;
--radius-full: 9999px;
/* Shadows */
--shadow-sm: 0 1px 3px rgba(26, 29, 46, 0.04), 0 1px 2px rgba(26, 29, 46, 0.02);
--shadow-md: 0 4px 12px rgba(26, 29, 46, 0.06), 0 2px 4px rgba(26, 29, 46, 0.03);
--shadow-lg: 0 12px 32px rgba(26, 29, 46, 0.08), 0 4px 8px rgba(26, 29, 46, 0.04);
--shadow-glow: 0 0 0 4px var(--color-accent-glow);
/* Transitions */
--transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
--transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
--transition-smooth: 400ms cubic-bezier(0.4, 0, 0.2, 1);
}
/* ===== Reset & Base ===== */
*, *::before, *::after {
margin: 0;
padding: 0;
box-sizing: border-box;
}
html {
font-size: 16px;
-webkit-font-smoothing: antialiased;
-moz-osx-font-smoothing: grayscale;
}
body {
font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
background: var(--color-bg);
color: var(--color-text-primary);
line-height: 1.6;
min-height: 100vh;
}
/* ===== App Layout ===== */
.app {
min-height: 100vh;
display: flex;
flex-direction: column;
}
/* ===== Header ===== */
.header {
background: var(--color-surface);
border-bottom: 1px solid var(--color-border);
padding: 0 2rem;
position: sticky;
top: 0;
z-index: 100;
backdrop-filter: blur(12px);
background: rgba(255, 255, 255, 0.85);
}
.header-inner {
max-width: 1200px;
margin: 0 auto;
display: flex;
align-items: center;
justify-content: space-between;
height: 64px;
}
.logo {
display: flex;
align-items: center;
gap: 10px;
text-decoration: none;
}
.logo-icon {
width: 36px;
height: 36px;
border-radius: var(--radius-sm);
background: var(--color-accent-gradient);
display: flex;
align-items: center;
justify-content: center;
color: white;
font-size: 18px;
box-shadow: var(--shadow-sm);
}
.logo-text {
font-size: 1.25rem;
font-weight: 700;
color: var(--color-text-primary);
letter-spacing: -0.02em;
}
.logo-text span {
color: var(--color-accent);
}
.header-badge {
display: flex;
align-items: center;
gap: 6px;
padding: 6px 14px;
background: var(--color-accent-light);
color: var(--color-accent);
border-radius: var(--radius-full);
font-size: 0.75rem;
font-weight: 600;
letter-spacing: 0.02em;
}
.header-badge .dot {
width: 6px;
height: 6px;
border-radius: 50%;
background: var(--color-accent);
animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
0%, 100% { opacity: 1; transform: scale(1); }
50% { opacity: 0.5; transform: scale(0.8); }
}
/* ===== Hero ===== */
.hero {
text-align: center;
padding: 4rem 2rem 2rem;
position: relative;
overflow: hidden;
}
.hero::before {
content: '';
position: absolute;
top: -60%;
left: 50%;
transform: translateX(-50%);
width: 600px;
height: 600px;
background: radial-gradient(circle, var(--color-accent-glow) 0%, transparent 70%);
pointer-events: none;
}
.hero h1 {
font-size: 2.75rem;
font-weight: 800;
letter-spacing: -0.03em;
line-height: 1.15;
color: var(--color-text-primary);
margin-bottom: 0.75rem;
position: relative;
}
.hero h1 .gradient-text {
background: var(--color-accent-gradient);
-webkit-background-clip: text;
-webkit-text-fill-color: transparent;
background-clip: text;
}
.hero p {
font-size: 1.1rem;
color: var(--color-text-secondary);
max-width: 560px;
margin: 0 auto;
line-height: 1.7;
}
/* ===== Main Content ===== */
.main {
max-width: 900px;
margin: 0 auto;
padding: 2rem;
width: 100%;
flex: 1;
}
/* ===== Input Card ===== */
.input-card {
background: var(--color-surface);
border: 1px solid var(--color-border);
border-radius: var(--radius-lg);
padding: 1.75rem;
box-shadow: var(--shadow-md);
margin-bottom: 2rem;
transition: box-shadow var(--transition-normal);
}
.input-card:focus-within {
box-shadow: var(--shadow-lg), var(--shadow-glow);
border-color: var(--color-border-focus);
}
.input-card label {
display: block;
font-size: 0.8rem;
font-weight: 600;
color: var(--color-text-secondary);
text-transform: uppercase;
letter-spacing: 0.08em;
margin-bottom: 0.75rem;
}
.textarea-wrapper {
position: relative;
}
.input-card textarea {
width: 100%;
min-height: 140px;
padding: 1rem;
border: 1.5px solid var(--color-border);
border-radius: var(--radius-md);
background: var(--color-bg);
color: var(--color-text-primary);
font-family: inherit;
font-size: 0.95rem;
line-height: 1.7;
resize: vertical;
transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
outline: none;
}
.input-card textarea:focus {
border-color: var(--color-accent);
box-shadow: 0 0 0 3px var(--color-accent-glow);
}
.input-card textarea::placeholder {
color: var(--color-text-muted);
}
.char-count {
position: absolute;
bottom: 12px;
right: 14px;
font-size: 0.72rem;
color: var(--color-text-muted);
font-weight: 500;
pointer-events: none;
}
.input-actions {
display: flex;
align-items: center;
justify-content: space-between;
margin-top: 1rem;
gap: 1rem;
}
.sample-btns {
display: flex;
gap: 0.5rem;
flex-wrap: wrap;
}
.sample-btn {
padding: 6px 14px;
border: 1px solid var(--color-border);
border-radius: var(--radius-full);
background: var(--color-surface);
color: var(--color-text-secondary);
font-size: 0.78rem;
font-weight: 500;
cursor: pointer;
transition: all var(--transition-fast);
font-family: inherit;
}
.sample-btn:hover {
background: var(--color-surface-hover);
border-color: var(--color-accent);
color: var(--color-accent);
transform: translateY(-1px);
}
.analyze-btn {
display: inline-flex;
align-items: center;
gap: 8px;
padding: 10px 28px;
background: var(--color-accent-gradient);
color: white;
border: none;
border-radius: var(--radius-full);
font-size: 0.9rem;
font-weight: 600;
cursor: pointer;
transition: all var(--transition-normal);
box-shadow: var(--shadow-sm);
font-family: inherit;
white-space: nowrap;
}
.analyze-btn:hover:not(:disabled) {
transform: translateY(-2px);
box-shadow: var(--shadow-md), 0 4px 20px rgba(124, 107, 240, 0.3);
}
.analyze-btn:active:not(:disabled) {
transform: translateY(0);
}
.analyze-btn:disabled {
opacity: 0.55;
cursor: not-allowed;
}
.analyze-btn .btn-icon {
font-size: 1.1rem;
transition: transform var(--transition-normal);
}
.analyze-btn:hover:not(:disabled) .btn-icon {
transform: translateX(2px);
}
/* Loading spinner */
.spinner {
width: 18px;
height: 18px;
border: 2.5px solid rgba(255, 255, 255, 0.3);
border-top-color: white;
border-radius: 50%;
animation: spin 0.7s linear infinite;
}
@keyframes spin {
to { transform: rotate(360deg); }
}
/* ===== Results ===== */
.results-section {
animation: fadeInUp 0.5s ease-out;
}
@keyframes fadeInUp {
from { opacity: 0; transform: translateY(20px); }
to { opacity: 1; transform: translateY(0); }
}
.results-header {
display: flex;
align-items: center;
gap: 10px;
margin-bottom: 1.25rem;
}
.results-header h2 {
font-size: 1.15rem;
font-weight: 700;
color: var(--color-text-primary);
}
.results-header .icon {
font-size: 1.3rem;
}
/* ===== Comparison Grid ===== */
.comparison-grid {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 1.25rem;
margin-bottom: 1.5rem;
}
.model-card {
background: var(--color-surface);
border: 1px solid var(--color-border);
border-radius: var(--radius-lg);
padding: 1.5rem;
box-shadow: var(--shadow-sm);
transition: all var(--transition-normal);
position: relative;
overflow: hidden;
}
.model-card::before {
content: '';
position: absolute;
top: 0;
left: 0;
right: 0;
height: 3px;
}
.model-card.tfidf::before {
background: linear-gradient(90deg, #F59E0B, #FBBF24);
}
.model-card.bert::before {
background: linear-gradient(90deg, #6366F1, #818CF8);
}
.model-card:hover {
box-shadow: var(--shadow-md);
transform: translateY(-2px);
}
.model-tag {
display: inline-flex;
align-items: center;
gap: 5px;
padding: 4px 12px;
border-radius: var(--radius-full);
font-size: 0.72rem;
font-weight: 700;
text-transform: uppercase;
letter-spacing: 0.06em;
margin-bottom: 1rem;
}
.model-tag.tfidf {
background: var(--color-tfidf-bg);
color: var(--color-tfidf);
border: 1px solid var(--color-tfidf-border);
}
.model-tag.bert {
background: var(--color-bert-bg);
color: var(--color-bert);
border: 1px solid var(--color-bert-border);
}
.sentiment-result {
text-align: center;
padding: 0.75rem 0;
}
.sentiment-emoji {
font-size: 2.5rem;
margin-bottom: 0.5rem;
display: block;
animation: bounceIn 0.5s ease-out;
}
@keyframes bounceIn {
0% { transform: scale(0); }
50% { transform: scale(1.2); }
100% { transform: scale(1); }
}
.sentiment-label {
display: inline-flex;
align-items: center;
gap: 6px;
padding: 6px 16px;
border-radius: var(--radius-full);
font-size: 0.85rem;
font-weight: 700;
letter-spacing: 0.04em;
}
.sentiment-label.positive {
background: var(--color-positive-bg);
color: var(--color-positive);
border: 1px solid var(--color-positive-border);
}
.sentiment-label.negative {
background: var(--color-negative-bg);
color: var(--color-negative);
border: 1px solid var(--color-negative-border);
}
/* Confidence meter */
.confidence-section {
margin-top: 1.25rem;
}
.confidence-header {
display: flex;
justify-content: space-between;
align-items: center;
margin-bottom: 6px;
}
.confidence-label {
font-size: 0.75rem;
font-weight: 500;
color: var(--color-text-secondary);
}
.confidence-value {
font-size: 0.85rem;
font-weight: 700;
color: var(--color-text-primary);
}
.confidence-bar {
width: 100%;
height: 8px;
background: var(--color-bg);
border-radius: var(--radius-full);
overflow: hidden;
}
.confidence-fill {
height: 100%;
border-radius: var(--radius-full);
transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
position: relative;
}
.confidence-fill.positive {
background: linear-gradient(90deg, #34D399, #10B981);
}
.confidence-fill.negative {
background: linear-gradient(90deg, #FB7185, #F43F5E);
}
.latency {
display: flex;
align-items: center;
gap: 5px;
margin-top: 0.75rem;
font-size: 0.72rem;
color: var(--color-text-muted);
font-weight: 500;
}
.latency .icon {
font-size: 0.85rem;
}
/* ===== Agreement Banner ===== */
.agreement-banner {
padding: 1rem 1.5rem;
border-radius: var(--radius-md);
display: flex;
align-items: center;
gap: 10px;
font-size: 0.88rem;
font-weight: 600;
margin-bottom: 1.5rem;
animation: fadeInUp 0.5s ease-out 0.2s both;
}
.agreement-banner.agree {
background: var(--color-positive-bg);
color: var(--color-positive);
border: 1px solid var(--color-positive-border);
}
.agreement-banner.disagree {
background: var(--color-negative-bg);
color: var(--color-negative);
border: 1px solid var(--color-negative-border);
}
.agreement-banner .icon {
font-size: 1.2rem;
}
/* ===== Text Preview ===== */
.text-preview {
background: var(--color-surface);
border: 1px solid var(--color-border);
border-radius: var(--radius-md);
padding: 1.25rem;
animation: fadeInUp 0.5s ease-out 0.3s both;
}
.text-preview-header {
display: flex;
align-items: center;
gap: 6px;
font-size: 0.75rem;
font-weight: 600;
color: var(--color-text-secondary);
text-transform: uppercase;
letter-spacing: 0.06em;
margin-bottom: 0.6rem;
}
.text-preview p {
font-size: 0.88rem;
color: var(--color-text-secondary);
line-height: 1.7;
font-style: italic;
}
/* ===== Error State ===== */
.error-banner {
background: var(--color-negative-bg);
border: 1px solid var(--color-negative-border);
border-radius: var(--radius-md);
padding: 1rem 1.5rem;
display: flex;
align-items: center;
gap: 10px;
color: var(--color-negative);
font-size: 0.88rem;
font-weight: 500;
margin-bottom: 1.5rem;
animation: fadeInUp 0.3s ease-out;
}
.error-banner .icon {
font-size: 1.2rem;
}
/* ===== Footer ===== */
.footer {
text-align: center;
padding: 2rem;
border-top: 1px solid var(--color-border);
margin-top: auto;
}
.footer p {
font-size: 0.78rem;
color: var(--color-text-muted);
font-weight: 500;
}
.footer a {
color: var(--color-accent);
text-decoration: none;
font-weight: 600;
}
.footer a:hover {
text-decoration: underline;
}
/* ===== Responsive ===== */
@media (max-width: 700px) {
.hero h1 {
font-size: 2rem;
}
.hero p {
font-size: 0.95rem;
}
.comparison-grid {
grid-template-columns: 1fr;
}
.input-actions {
flex-direction: column;
align-items: stretch;
}
.sample-btns {
justify-content: center;
}
.analyze-btn {
justify-content: center;
}
.header-inner {
padding: 0 0.5rem;
}
}
@media (max-width: 480px) {
.hero h1 {
font-size: 1.65rem;
}
.main {
padding: 1rem;
}
.input-card {
padding: 1.25rem;
}
}