/* 
 * Web Scraper Styles
 * A Material Design 3 inspired dark theme with bright accents
 */

/* === CSS VARIABLES (COLOR PALETTE) === */
:root {
    /* Base colors - dark, cool palette */
    --color-background: #121212;           /* Dark background */
    --color-surface: #1e1e1e;              /* Slightly lighter surface */
    --color-surface-variant: #2d2d2d;      /* Surface variant for cards, etc */
    
    /* Text colors */
    --color-on-background: #e1e1e1;        /* Primary text */
    --color-on-background-medium: #a1a1a1; /* Secondary text */
    --color-on-background-disabled: #6e6e6e; /* Disabled text */
    
    /* Accent colors */
    --color-primary: #ff4081;              /* Bright pink accent */
    --color-secondary: #bb86fc;            /* Purple secondary */
    --color-error: #cf6679;                /* Error state */
    
    /* Status colors */
    --color-success: #03dac6;              /* Success state */
    --color-warning: #ffb74d;              /* Warning state */
    --color-info: #64b5f6;                 /* Info state */
    
    /* Layout variables */
    --container-max-width: 1200px;
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-xxl: 48px;
    
    /* Border radius */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 16px;
    
    /* Animations */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
    --transition-slow: 0.35s ease;
    
    /* Shadows */
    --shadow-1: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
    --shadow-2: 0 3px 6px rgba(0, 0, 0, 0.16), 0 3px 6px rgba(0, 0, 0, 0.23);
    --shadow-3: 0 10px 20px rgba(0, 0, 0, 0.19), 0 6px 6px rgba(0, 0, 0, 0.23);
}

/* === RESET & BASE STYLES === */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html, body {
    height: 100%;
    font-family: 'Roboto', sans-serif;
    background: linear-gradient(135deg, var(--color-background) 0%, #1a1a2e 100%);
    color: var(--color-on-background);
    line-height: 1.5;
}

/* === LAYOUT === */
body {
    display: flex;
    flex-direction: column;
}

.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: var(--spacing-lg);
    flex: 1;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--spacing-xxl) var(--spacing-lg);
}

/* === TYPOGRAPHY === */
h1 {
    font-size: 124px;
    font-weight: 300;
    margin-bottom: var(--spacing-xxl);
    color: var(--color-on-background);
    letter-spacing: -2px;
    line-height: 1.1;
}

h2 {
    font-size: 32px;
    font-weight: 400;
    margin-bottom: var(--spacing-lg);
}

h3 {
    font-size: 24px;
    font-weight: 400;
    margin-bottom: var(--spacing-md);
}

/* === FORM ELEMENTS === */
form {
    width: 100%;
    max-width: 600px;
    margin-bottom: var(--spacing-xxl);
}

.input-container {
    position: relative;
    margin-bottom: var(--spacing-xl);
}

input {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-sm);
    background-color: transparent;
    border: none;
    color: var(--color-on-background);
    font-size: 18px;
    font-family: inherit;
    outline: none;
    z-index: 1;
    position: relative;
}

/* Options container for additional settings */
.options-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: var(--spacing-lg) 0;
    padding: var(--spacing-md) var(--spacing-lg);
    background: linear-gradient(135deg, var(--color-surface-variant) 0%, #2d3342 100%);
    border-radius: var(--border-radius-md);
    opacity: 0.5;
    text-align: center;
}

.option-group {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-md);
    justify-content: center;
}

/* Checkbox styling */
input[type="checkbox"] {
    width: auto;
    margin-right: var(--spacing-sm);
    cursor: pointer;
}

.checkbox-label {
    position: static;
    transform: none;
    color: var(--color-on-background);
    font-size: 14px;
    cursor: pointer;
}

/* Number input styling */
.number-label {
    position: static;
    transform: none;
    color: var(--color-on-background);
    font-size: 14px;
    margin-right: var(--spacing-sm);
}

input[type="number"] {
    width: 60px;
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--color-surface);
    border: none;
    border-radius: var(--border-radius-sm);
    text-align: center;
    font-size: 14px;
}

/* Label for the input field */
label {
    position: absolute;
    left: var(--spacing-sm);
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-on-background-medium);
    transition: var(--transition-normal);
    pointer-events: none;
}

/* Move label above when input is focused or has content */
input:focus + label,
input:not(:placeholder-shown) + label {
    top: -10px;
    font-size: 14px;
    color: var(--color-primary);
}

/* The underline effect */
.underline {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--color-on-background-disabled);
}

.underline::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: var(--transition-normal);
}

input:focus ~ .underline::after {
    width: 100%;
}

/* Placeholder should be transparent to show our custom label */
input::placeholder {
    color: transparent;
}

/* === BUTTONS === */
button {
    cursor: pointer;
    font-family: inherit;
    font-size: 16px;
    outline: none;
    border: none;
    background: none;
    transition: var(--transition-normal);
}

.scrape-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    background-color: var(--color-primary);
    color: var(--color-background);
    border-radius: var(--border-radius-md);
    font-weight: 500;
    box-shadow: var(--shadow-1);
    margin: 0 auto;
}

.scrape-button:hover {
    background-color: color-mix(in srgb, var(--color-primary) 85%, white);
    box-shadow: var(--shadow-2);
}

.scrape-button:active {
    transform: translateY(2px);
    box-shadow: var(--shadow-1);
}

.scrape-button .material-symbols-rounded {
    font-size: 20px;
}

.download-button {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--color-surface-variant);
    color: var(--color-on-background);
    border-radius: var(--border-radius-sm);
    font-weight: 400;
    margin: var(--spacing-xs);
}

.download-button:hover {
    background-color: var(--color-surface);
}

.download-button .material-symbols-rounded {
    font-size: 18px;
}

/* === STATUS SECTION === */
.status {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    margin: var(--spacing-lg) 0;
    gap: var(--spacing-md);
}

.status-icon {
    font-size: 48px;
    color: var(--color-primary);
    animation: pulse 1.5s infinite ease-in-out;
}

@keyframes pulse {
    0% { opacity: 0.5; transform: scale(0.95); }
    50% { opacity: 1; transform: scale(1.05); }
    100% { opacity: 0.5; transform: scale(0.95); }
}

.status-text {
    font-size: 18px;
    color: var(--color-on-background-medium);
}

/* === RESULTS SECTION === */
.results {
    width: 100%;
    max-width: 800px;
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background-color: var(--color-surface);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-2);
}

.result-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.preview-container {
    background-color: var(--color-surface-variant);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    overflow: hidden;
}

.preview {
    max-height: 300px;
    overflow-y: auto;
    text-align: left;
    padding: var(--spacing-md);
    background-color: var(--color-background);
    border-radius: var(--border-radius-sm);
    font-size: 14px;
    line-height: 1.6;
    white-space: pre-wrap;
}

/* === FOOTER === */
footer {
    padding: var(--spacing-lg);
    text-align: center;
    color: var(--color-on-background-medium);
    font-size: 14px;
}

/* === UTILITY CLASSES === */
.hidden {
    display: none;
}

/* === RESPONSIVE STYLES === */
@media (max-width: 768px) {
    h1 {
        font-size: 72px;
        margin-bottom: var(--spacing-xl);
    }
    
    .results {
        padding: var(--spacing-md);
    }
    
    .preview {
        max-height: 200px;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 48px;
    }
    
    .result-actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    .download-button {
        width: 100%;
        justify-content: center;
    }
}