/**
 * AI Food Scanner v4.0 - Responsive & Specificity-Hardened Stylesheet
 */

/* --- CSS Variables & Scoped Reset --- */
.aifs-container {
    --aifs-primary: #0073e5; /* A slightly more vibrant blue */
    --aifs-primary-hover: #005bb5;
    --aifs-text-dark: #2c3e50;
    --aifs-text-light: #5f7a95;
    --aifs-border: #e1e8ed;
    --aifs-bg-light: #f8f9fa;
    --aifs-bg-white: #ffffff;
    --aifs-error: #e74c3c;
    --aifs-success: #2ecc71;
    --aifs-warning-bg: #fffbe6;
    --aifs-radius-sm: 8px;
    --aifs-radius-md: 5px; /* User request */
    --aifs-shadow: 0 5px 25px rgba(0, 0, 0, 0.07);
    --aifs-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
    
    font-family: var(--aifs-font);
    position: relative;
    max-width: 700px;
    margin: 20px auto;
    display: flex;
    flex-direction: column;
    gap: 25px;
    box-sizing: border-box;
}
/* Prevents theme styles from interfering with box model */
.aifs-container *, .aifs-container *::before, .aifs-container *::after {
    box-sizing: inherit;
}

/* --- Sections & Typography --- */
.aifs-container .aifs-section {
    background: var(--aifs-bg-white);
    border: 1px solid var(--aifs-border);
    border-radius: var(--aifs-radius-sm);
    padding: 25px;
    box-shadow: var(--aifs-shadow);
}
.aifs-container h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--aifs-text-dark);
    margin: 0 0 1rem 0;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--aifs-border);
}
.aifs-container .aifs-disclaimer {
    font-size: 0.9rem;
    color: var(--aifs-text-light);
    margin: -0.5rem 0 1rem 0;
}

/* --- Forms & Inputs --- */
.aifs-container .aifs-form-grid {
    display: grid;
    grid-template-columns: 1fr; /* Mobile First: one column */
    gap: 1rem;
}
.aifs-container .aifs-form-group label {
    font-weight: 500;
    margin-bottom: 0.25rem;
    font-size: 0.9rem;
    display: block;
}
.aifs-container select, .aifs-container input[type="number"] {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--aifs-border);
    border-radius: var(--aifs-radius-sm);
    background: var(--aifs-bg-light);
}
.aifs-container #aifs-image-preview {
    display: flex; justify-content: center; align-items: center; min-height: 200px;
    border: 2px dashed var(--aifs-border); border-radius: var(--aifs-radius-sm); margin: 1.5rem 0;
}
.aifs-container #aifs-image-preview img {
    max-width: 100%; max-height: 300px; border-radius: var(--aifs-radius-sm);
}

/* --- Buttons (Specificity Hardened) --- */
.aifs-container .aifs-button-group { display: flex; flex-direction: column; gap: 1rem; }
.aifs-container .aifs-button {
    font-family: var(--aifs-font); /* Override theme font */
    display: inline-flex; justify-content: center; align-items: center; gap: 0.5rem;
    font-weight: 600; text-transform: none; /* Override theme styles */
    border: 1px solid var(--aifs-border);
    background: var(--aifs-bg-light);
    color: var(--aifs-text-dark);
    padding: 0.75rem 1rem;
    border-radius: var(--aifs-radius-md); /* User request */
    cursor: pointer;
    transition: all 0.2s ease;
}
.aifs-container .aifs-button svg { width: 1.2em; height: 1.2em; }
.aifs-container .aifs-button:hover {
    border-color: var(--aifs-primary); color: var(--aifs-primary);
    transform: translateY(-1px);
}
.aifs-container .aifs-button-primary {
    background: var(--aifs-primary); border-color: var(--aifs-primary); color: white;
    width: 100%; font-size: 1.1rem; padding: 1rem;
}
.aifs-container .aifs-button-primary:hover {
    background: var(--aifs-primary-hover); border-color: var(--aifs-primary-hover); color: white;
}
.aifs-container .aifs-button:disabled, .aifs-container .aifs-button.loading {
    background: #e9ecef; color: #adb5bd; border-color: #dee2e6; cursor: not-allowed; transform: none;
}

/* --- Responsive Table --- */
.aifs-container table { width: 100%; border-collapse: collapse; margin-bottom: 1rem; }
.aifs-container th, .aifs-container td { padding: 0.8rem 1rem; text-align: left; }
.aifs-container thead { border-bottom: 2px solid var(--aifs-border); }
.aifs-container tbody tr { border-bottom: 1px solid var(--aifs-border); }
.aifs-container tbody tr:last-child { border-bottom: none; }
.aifs-container td.over-limit { background-color: var(--aifs-warning-bg); font-weight: bold; }

/* Mobile Table Styles (The Magic) */
@media screen and (max-width: 767px) {
    .aifs-container thead { display: none; }
    .aifs-container tr {
        display: block;
        border: 1px solid var(--aifs-border);
        border-radius: var(--aifs-radius-sm);
        margin-bottom: 1rem;
        padding: 0.5rem;
    }
    .aifs-container td {
        display: flex;
        justify-content: space-between;
        align-items: center;
        text-align: right;
        padding: 0.75rem 0.5rem;
        border-bottom: 1px dashed #e9ecef;
    }
    .aifs-container tr td:last-child { border-bottom: none; }
    .aifs-container td::before {
        content: attr(data-label);
        font-weight: 600;
        text-align: left;
        color: var(--aifs-text-dark);
    }
    .aifs-container td.todays-intake {
        font-weight: bold;
    }
}

/* --- Loaders & Feedback --- */
.aifs-container #aifs-loader-overlay {
    position: absolute; top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(255, 255, 255, 0.9); z-index: 1000;
    display: flex; flex-direction: column; justify-content: center; align-items: center;
}
.aifs-container .aifs-spinner { /* ... loader styles ... */ }
.aifs-container #aifs-add-meal-btn .aifs-btn-loader { /* ... loader styles ... */ }
.aifs-container .aifs-feedback-box {
    padding: 1rem; border-radius: var(--aifs-radius-sm); margin-top: 1rem; font-weight: 500;
}
.aifs-container .aifs-feedback-box.error { background: #fbeee; color: var(--aifs-error); }
.aifs-container .aifs-feedback-box.success { background: #f2fff5; color: var(--aifs-success); }
.aifs-container #aifs-recommendation-content { line-height: 1.7; color: var(--aifs-text-dark); }
.aifs-container #aifs-recommendation-content p, 
.aifs-container #aifs-recommendation-content ul { margin: 0 0 1em 0; }

/* --- Tablet & Desktop Breakpoints --- */
@media screen and (min-width: 600px) {
    .aifs-container .aifs-form-grid { grid-template-columns: repeat(2, 1fr); }
    .aifs-container .aifs-button-group { flex-direction: row; }
}

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