/* ========== Main Stylesheet for Prediction App ========== */
/* ========== Global Styles ========== */
* {
    box-sizing: border-box;
}
body {
    font-family: 'Segoe UI', sans-serif;
    background: #eef2f7;
    margin: 0;
    padding: 40px 0;
    display: flex;
    justify-content: center;
    overflow-x: hidden;
}
.container {
    background: white;
    width: 100%;
    max-width: 800px;
    border-radius: 12px;
    padding: 30px 40px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    position: relative;
}
h1 {
    text-align: center;
    color: #007bff;
    margin-bottom: 20px;
    font-size: 2rem;
}
.toggle-mode {
    display: flex;
    justify-content: center;
    margin-bottom: 25px;
}
.toggle-mode label {
    margin-right: 20px;
    font-weight: 600;
    cursor: pointer;
    color: #333;
}
fieldset {
    border: none;
    margin-bottom: 25px;
    padding: 0;
}
legend {
    font-weight: bold;
    margin-bottom: 10px;
    color: #333;
    font-size: 1.2rem;
    border-bottom: 2px solid #ccc;
    padding-bottom: 5px;
}
label {
    display: block;
    margin-top: 15px;
    font-weight: 500;
    color: #444;
    font-size: 0.95rem;
}
label .info {
    font-weight: normal;
    font-style: italic;
    color: #666;
    font-size: 0.85rem;
}
label .tooltip-icon {
    margin-left: 4px;
    color: #007bff;
    cursor: help;
    font-style: normal;
}
input, select {
    width: 100%;
    padding: 12px;
    margin-top: 5px;
    border-radius: 6px;
    border: 1px solid #ccc;
    font-size: 1rem;
    transition: border 0.2s;
}
input:focus, select:focus {
    outline: none;
    border-color: #007bff;
}
.radio-group {
    margin-top: 5px;
}
.radio-group label {
    display: inline-block;
    margin-right: 20px;
    font-weight: normal;
    color: #444;
    cursor: pointer;
}
.radio-group input {
    margin-right: 6px;
}
.helper-text {
    color: #666;
    font-size: 0.85rem;
    margin-top: 3px;
}
.error-message {
    color: #c82333;
    font-size: 0.85rem;
    margin-top: 5px;
    display: none;
}
/* Shake animation for invalid input */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20%, 60%  { transform: translateX(-6px); }
    40%, 80%  { transform: translateX(6px); }
}
.shake {
    animation: shake 0.35s ease-in-out;
}
.input-error {
    border-color: #c82333 !important;
}
/* Button */
button {
    width: 100%;
    padding: 14px;
    margin-top: 20px;
    background: #007bff;
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 1.1rem;
    cursor: pointer;
    transition: background 0.2s ease-in-out;
    position: relative;
}
button:hover {
    background: #0056b3;
}
button:disabled {
    background: #999;
    cursor: not-allowed;
}
/* Spinner for loading */
.spinner {
    border: 3px solid rgba(255, 255, 255, 0.5);
    border-top: 3px solid white;
    border-radius: 50%;
    width: 18px;
    height: 18px;
    animation: spin 1s linear infinite;
    display: inline-block;
    vertical-align: middle;
    margin-left: 8px;
}
@keyframes spin {
    to { transform: rotate(360deg); }
}
/* ========== Slide-Toggle Sections ========== */
.numeric-section,
.category-section {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height 0.4s ease, opacity 0.4s ease;
}
.numeric-section.visible,
.category-section.visible {
    max-height: 1000px; /* cukup besar agar seluruh content bisa tampil */
    opacity: 1;
}
/* ========== Prediction Result Styles ========== */
#result {
    margin-top: 25px;
    padding: 20px;
    background: #f0f8ff;
    border: 2px solid #007bff;
    border-radius: 8px;
    color: #004085;
    font-weight: bold;
    font-size: 1.1rem;
    display: none;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s forwards;
}
/* Fade-in Up keyframes */
@keyframes fadeInUp {
    to {
    opacity: 1;
    transform: translateY(0);
    }
}
/* Pulse animation when result appears */
@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.02); }
    100% { transform: scale(1); }
}
.pulse {
    animation: pulse 1s ease-in-out;
}
/* ========== Responsive Adjustments ========== */
@media (max-width: 480px) {
    .container {
    padding: 20px;
    }
    h1 {
    font-size: 1.5rem;
    }
    label {
    font-size: 0.9rem;
    }
    input, select, button {
    font-size: 0.95rem;
    }
}