@import url('https://fonts.googleapis.com/css2?family=Open+Sans:wght@400;600;700&display=swap');

:root {
    --background-color: #2E343B;
    --surface-color: #4A525A;
    --primary-color: #0088CC;
    --text-primary: #F5F5F5;
    --text-secondary: #AAB3BC;
    --border-color-light: #6A737D;
    --border-color-dark: #252A30;
    --success-color: #77B300;
    --warning-color: #F89406;
    --error-color: #D9534F;
    --font-primary: 'Open Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-display: 'Open Sans', sans-serif;
    --star-filled: #FFC42D;
    --star-empty: #5E6770;
}

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

body {
    background: var(--background-color) url('https://uploads-ssl.webflow.com/64062db2013091a187b5a805/663273a0e68e4c76bad35b02_grainy-noise.png');
    color: var(--text-primary);
    font-family: var(--font-primary);
    line-height: 1.6;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 5%;
    background: linear-gradient(to bottom, #4A525A, #3C434A);
    border-bottom: 1px solid var(--border-color-dark);
    box-shadow: 0 1px 3px rgba(0,0,0,0.3);
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    text-shadow: 0 1px 1px rgba(0,0,0,0.5);
}

.navbar nav a {
    color: var(--text-secondary);
    text-decoration: none;
    margin-left: 1.5rem;
    transition: color 0.2s ease-in-out;
}
.navbar nav a:hover {
    color: #fff;
}

main {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem 5%;
}

.hero {
    text-align: center;
    padding: 2rem 0 3rem 0;
}

.hero-title {
    font-family: var(--font-display);
    font-size: 2.75rem;
    font-weight: 700;
    text-shadow: 0 2px 3px rgba(0,0,0,0.3);
}

.tagline {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    text-shadow: 0 1px 2px rgba(0,0,0,0.2);
}

.search-wrapper {
    display: flex;
    max-width: 550px;
    margin: 0 auto;
    border-radius: 8px;
}

.search-container {
    flex-grow: 1;
    position: relative;
}

#product-search {
    width: 100%;
    background: linear-gradient(to bottom, #2E343B, #383F46);
    border: 1px solid var(--border-color-dark);
    border-right: none;
    border-radius: 8px 0 0 8px;
    color: var(--text-primary);
    font-size: 1.1rem;
    padding: 0.9rem 1.2rem;
    outline: none;
    height: 3.2rem;
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.5), 0 1px 0 rgba(255,255,255,0.05);
    transition: all 0.2s ease-in-out;
}
#product-search:focus {
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.5), 0 0 10px rgba(0,136,204,0.5), 0 1px 0 rgba(255,255,255,0.05);
    border-color: #0088CC;
}

#char-counter {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: #88939E;
}

#analyze-button {
    background: linear-gradient(to bottom, #00A3F8, #0072AE);
    color: #fff;
    text-shadow: 0 -1px 0 rgba(0,0,0,0.3);
    border: 1px solid #005B8A;
    border-radius: 0 8px 8px 0;
    padding: 0 1.75rem;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    height: 3.2rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.3), inset 0 1px 0 rgba(255,255,255,0.2);
    transition: all 0.15s ease-in-out;
}

#analyze-button:hover:not(:disabled) {
    background: linear-gradient(to bottom, #1AB0FF, #007BC5);
}
#analyze-button:active:not(:disabled) {
    background: linear-gradient(to top, #1AB0FF, #007BC5);
    box-shadow: 0 1px 2px rgba(0,0,0,0.3), inset 0 1px 2px rgba(0,0,0,0.5);
}

#analyze-button:disabled {
    background: #4A525A;
    color: #88939E;
    cursor: not-allowed;
    border-color: #3C434A;
    box-shadow: inset 0 1px 2px rgba(0,0,0,0.2);
    text-shadow: none;
}

.hidden { display: none !important; }

#loading-container {
    text-align: center;
    padding: 4rem 0;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid #4A525A;
    border-top-color: var(--primary-color);
    border-radius: 50%;
    margin: 0 auto 1rem auto;
    animation: spin 1s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.card {
    background: linear-gradient(to bottom, #4A525A, #3C434A);
    border: 1px solid var(--border-color-dark);
    border-top-color: var(--border-color-light);
    border-radius: 10px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 2px 5px rgba(0,0,0,0.3), inset 0 1px 0 rgba(255,255,255,0.05);
}

.dashboard-grid {
    display: grid;
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.dashboard-row-1, .dashboard-row-2 { 
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    display: grid;
    gap: 1.5rem;
}

.metric-card h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.metric-content {
    margin-bottom: 0.5rem;
}

.metric-value {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 2.5rem;
    color: var(--text-primary);
    text-shadow: 0 1px 2px rgba(0,0,0,0.2);
}

#star-rating-container { color: var(--star-filled); font-size: 1.5rem; }

.progress-bar-container {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 1rem;
}

.progress-bar-track {
    flex-grow: 1;
    height: 18px;
    background-color: #2E343B;
    border-radius: 9px;
    border: 1px solid var(--border-color-dark);
    box-shadow: inset 0 1px 3px rgba(0,0,0,0.5);
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    width: 0%; /* Set by JS */
    background: linear-gradient(to bottom, #00A3F8, #0072AE);
    box-shadow: inset 0 -1px 0 rgba(0,0,0,0.2), inset 0 1px 0 rgba(255,255,255,0.1);
    transition: width 300ms ease-out;
}

.score-value {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
}

.metric-explainer {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.pros-cons-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.checklist {
    list-style: none;
    padding-left: 0;
}

.checklist li {
    position: relative;
    padding-left: 1.75rem;
    margin-bottom: 0.75rem;
}

.checklist li::before {
    position: absolute;
    left: 0;
    font-weight: bold;
    color: var(--success-color);
    content: '\2713';
}

#cons-list li::before {
    color: var(--warning-color);
    content: '\00D7';
}

.alternative-card {
    border: 1px solid var(--border-color-dark);
    border-top-color: #5E6770;
    border-radius: 8px;
    padding: 1rem;
    margin-top: 1rem;
    background: rgba(0,0,0,0.1);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.03);
}

.alternative-card h4 a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

.final-verdict-card h3 {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    text-transform: uppercase;
    font-weight: 600;
}

.error-card h3 { color: var(--error-color); }

footer {
    text-align: center;
    padding: 3rem 0 1.5rem 0;
    color: var(--text-secondary);
    font-size: 0.85rem;
    border-top: 1px solid var(--border-color-dark);
    text-shadow: 0 1px 1px rgba(0,0,0,0.5);
}

#product-health-dashboard {
    padding: 2rem;
    border-radius: 10px;
}

.radar-chart-container {
    max-width: 450px;
    margin: 0 auto;
}

@media (max-width: 768px) {
    .dashboard-row-1, .dashboard-row-2, .pros-cons-grid {
        grid-template-columns: 1fr;
    }
}