:root {
    --bg-dark: #0a0a0a;
    --card-bg: #1a1a1a;
    --text-primary: #f0f0f0;
    --accent-blue: #6cb2eb;
    --accent-green: #7de893;
    --accent-orange: #ffa94d;
    --border-radius: 16px;
    --card-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

body {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-family: 'Segoe UI', system-ui, sans-serif;
    line-height: 1.6;
}

.main-content {
    max-width: 1200px;
    margin: 100px auto;
    padding: 20px;
}

.input-section, .results-section, .feedback-section {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 2.5rem;
    margin-bottom: 2rem;
    box-shadow: var(--card-shadow);
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: transform 0.3s ease;
}

.input-section:hover, 
.results-section:hover, 
.feedback-section:hover {
    transform: translateY(-2px);
}

h2 {
    color: var(--accent-blue);
    margin-bottom: 1.5rem;
    font-size: 1.8rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    display: flex;
    align-items: center;
    gap: 12px;
}

h2::before {
    content: '';
    width: 6px;
    height: 1.4em;
    background: currentColor;
    border-radius: 3px;
}

label {
    display: block;
    margin: 1.5rem 0 1rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.85);
}

.input-section input, 
.input-section textarea,
.feedback-section select {
    width: 100%;
    padding: 1.2rem;
    margin-top: 0.5rem;
    border-radius: 12px;
    border: 2px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.25);
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.input-section textarea {
    min-height: 140px;
    resize: vertical;
}

.input-section input:focus,
.input-section textarea:focus {
    border-color: var(--accent-blue);
    outline: none;
    box-shadow: 0 0 0 3px rgba(108, 178, 235, 0.2);
}

.submit-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    width: 100%;
    margin-top: 2rem;
    padding: 1.4rem;
    background: var(--accent-blue);
    color: white;
    border: none;
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 1.1rem;
}

.submit-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(108, 178, 235, 0.3);
}

.data-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.chart-card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: var(--card-shadow);
    transition: transform 0.3s ease;
}

.chart-card:hover {
    transform: translateY(-5px);
}

.chart-card h3 {
    color: var(--accent-blue);
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.chart-card h3::before {
    content: '';
    width: 6px;
    height: 1.3em;
    background: currentColor;
    border-radius: 3px;
}

.canvas-container {
    position: relative;
    height: 300px;
}

#predictionText {
    font-size: 1.2rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.9);
    padding: 1.5rem;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 12px;
    border-left: 4px solid var(--accent-green);
    margin-bottom: 2rem;
}

.weather-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 1.5rem;
}

.weather-stats span {
    background: rgba(255, 255, 255, 0.05);
    padding: 1.2rem;
    border-radius: 12px;
    text-align: center;
    font-weight: 500;
    backdrop-filter: blur(4px);
}

.gauge-container {
    position: relative;
    width: 200px;
    margin: 2rem auto;
}

.gauge-label {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--accent-orange);
    text-shadow: 0 2px 8px rgba(255, 169, 77, 0.2);
}

@media (max-width: 768px) {
    .main-content {
        margin: 60px auto;
        padding: 15px;
    }

    .input-section, .results-section, .feedback-section {
        padding: 1.8rem;
    }

    .data-grid {
        grid-template-columns: 1fr;
    }

    h2 {
        font-size: 1.5rem;
    }
}

.loader {
    width: 20px;
    height: 20px;
    border: 3px solid #fff;
    border-bottom-color: transparent;
    border-radius: 50%;
    animation: rotation 1s linear infinite;
}

@keyframes rotation {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.feedback-details-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.feedback-section select, 
.feedback-section input, 
.feedback-section textarea {
    width: 100%;
    padding: 1rem;
    margin-top: 0.5rem;
    border-radius: 8px;
    border: 2px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.25);
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.feedback-section select:focus, 
.feedback-section input:focus, 
.feedback-section textarea:focus {
    border-color: var(--accent-blue);
    outline: none;
    box-shadow: 0 0 0 3px rgba(108, 178, 235, 0.2);
}

.feedback-section textarea {
    min-height: 120px;
    resize: vertical;
}