:root {
    --bg-color: #0f172a;
    --card-bg: rgba(30, 41, 59, 0.7);
    --accent-color: #38bdf8;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --input-bg: rgba(15, 23, 42, 0.5);
}

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


body::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, rgba(15, 23, 42, 0.4) 0%, rgba(15, 23, 42, 0.9) 100%);
    z-index: -1;
}

.container {
    width: 100%;
    max-width: 850px;
    background: rgba(30, 41, 59, 0.6);
    backdrop-filter: blur(25px) saturate(180%);
    -webkit-backdrop-filter: blur(25px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 32px;
    padding: 50px;
    box-shadow: 0 40px 60px -15px rgba(0, 0, 0, 0.6);
    animation: fadeIn 0.8s ease-out;
}

header {
    text-align: center;
    margin-bottom: 40px;
}


header p {
    color: var(--text-secondary);
}

.input-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.input-group label {
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--text-secondary);
}

.input-group input {
    background: var(--input-bg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 12px 16px;
    color: white;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.input-group input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 2px rgba(56, 189, 248, 0.2);
}

.btn-predict {
    width: 100%;
    background: linear-gradient(to right, #38bdf8, #818cf8);
    border: none;
    border-radius: 12px;
    padding: 16px;
    color: white;
    font-family: 'Outfit', sans-serif;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    margin-top: 10px;
}

.btn-predict:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(56, 189, 248, 0.4);
}

.btn-predict:active {
    transform: translateY(0);
}

.result-card {
    margin-top: 40px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 24px;
    padding: 30px;
    text-align: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    animation: slideUp 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.result-card h2 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.category {
    font-size: 1.4rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 600px) {
    .container {
        padding: 24px;
    }

    header h1 {
        font-size: 2rem;
    }
}