/**
 * Deep Humanizer - Mobile-Friendly Professional CSS
 * Light theme only - Dark mode removed
 */

/* CSS Custom Properties - Light Theme Only */
:root {
    --primary-color: #6366f1;
    --primary-hover: #4f46e5;
    --primary-light: #e0e7ff;
    --primary-dark: #3730a3;
    --accent-color: #06b6d4;
    --accent-hover: #0891b2;
    --success-color: #059669;
    --success-light: #a7f3d0;
    --warning-color: #d97706;
    --warning-light: #fed7aa;
    --error-color: #dc2626;
    --error-light: #fecaca;
    --light-bg: #ffffff;
    --light-bg-secondary: #f8fafc;
    --light-bg-tertiary: #f1f5f9;
    --light-border: #e2e8f0;
    --light-border-secondary: #cbd5e1;
    --dark-text: #0f172a;
    --dark-text-secondary: #334155;
    --light-text: #64748b;
    --light-text-secondary: #94a3b8;
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --radius: 12px;
    --radius-sm: 8px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --transition-fast: 0.15s ease-out;
    --transition-base: 0.2s ease-out;
    --transition-slow: 0.3s ease-out;
}

/* Reset and basic styles */
.deep-humanizer-container * {
    box-sizing: border-box;
    font-family: var(--font-family);
    margin: 0;
    padding: 0;
}

.deep-humanizer-container {
    width: 100%;
    max-width: 1280px;
    margin: var(--spacing-lg) auto;
    padding: 0 var(--spacing-md);
    line-height: 1.6;
    color: var(--dark-text);
    background-color: transparent;
    position: relative;
}

/* Mobile-first grid layout */
.deep-humanizer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

/* Tablet and Desktop */
@media (min-width: 768px) {
    .deep-humanizer-container {
        margin: var(--spacing-2xl) auto;
        padding: 0 var(--spacing-xl);
    }

    .deep-humanizer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-2xl);
        align-items: start;
    }
}

/* Column layout */
.deep-humanizer-column {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    position: relative;
}

/* Mobile-optimized textarea containers */
.deep-humanizer-textarea-container {
    position: relative;
    background: var(--light-bg);
    border-radius: var(--radius-lg);
    border: 2px solid var(--light-border);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-md);
    flex-grow: 1;
    height: 240px;
    display: flex;
    flex-direction: column;
    transition: all var(--transition-base);
    overflow: hidden;
}

.deep-humanizer-textarea-container:focus-within {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md), 0 0 0 3px rgba(99, 102, 241, 0.1);
    transform: translateY(-1px);
}

/* Responsive heights */
@media (min-width: 480px) {
    .deep-humanizer-textarea-container {
        height: 280px;
        padding: var(--spacing-lg);
    }
}

@media (min-width: 768px) {
    .deep-humanizer-textarea-container {
        height: 320px;
        padding: var(--spacing-xl);
    }
}

@media (min-width: 1024px) {
    .deep-humanizer-textarea-container {
        height: 380px;
    }
}

.deep-humanizer-label {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--dark-text-secondary);
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

@media (min-width: 768px) {
    .deep-humanizer-label {
        font-size: var(--font-size-base);
        margin-bottom: var(--spacing-md);
    }
}

.deep-humanizer-textarea {
    width: 100%;
    flex-grow: 1;
    background-color: transparent;
    border: none;
    outline: none;
    resize: none;
    font-family: inherit;
    font-size: var(--font-size-sm);
    font-weight: 400;
    line-height: 1.6;
    color: var(--dark-text);
    overflow-y: auto;
    margin-bottom: var(--spacing-xs);
    scrollbar-width: thin;
    scrollbar-color: var(--light-border) transparent;
    -webkit-touch-callout: text;
    -webkit-user-select: text;
    -moz-user-select: text;
    -ms-user-select: text;
    user-select: text;
}

@media (min-width: 768px) {
    .deep-humanizer-textarea {
        font-size: var(--font-size-base);
        line-height: 1.7;
        margin-bottom: var(--spacing-sm);
    }
}

/* Webkit scrollbar styling */
.deep-humanizer-textarea::-webkit-scrollbar {
    width: 6px;
}

.deep-humanizer-textarea::-webkit-scrollbar-track {
    background: transparent;
}

.deep-humanizer-textarea::-webkit-scrollbar-thumb {
    background: var(--light-border);
    border-radius: 3px;
}

.deep-humanizer-textarea::-webkit-scrollbar-thumb:hover {
    background: var(--light-border-secondary);
}

.deep-humanizer-word-count {
    align-self: flex-end;
    font-size: var(--font-size-xs);
    color: var(--light-text);
    margin-top: var(--spacing-xs);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--light-bg-tertiary);
    border-radius: var(--radius-sm);
}

/* Mobile-friendly freeze list section */
.deep-humanizer-freeze-section {
    background: var(--light-bg);
    border-radius: var(--radius-lg);
    border: 2px solid var(--light-border);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-lg);
    margin: var(--spacing-lg) 0;
    transition: all var(--transition-base);
}

.deep-humanizer-freeze-section:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

@media (min-width: 768px) {
    .deep-humanizer-freeze-section {
        padding: var(--spacing-2xl);
        margin: var(--spacing-2xl) 0;
    }
}

.deep-humanizer-freeze-header {
    margin-bottom: var(--spacing-lg);
}

@media (min-width: 768px) {
    .deep-humanizer-freeze-header {
        margin-bottom: var(--spacing-xl);
    }
}

.deep-humanizer-section-title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--dark-text);
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@media (min-width: 768px) {
    .deep-humanizer-section-title {
        font-size: var(--font-size-xl);
        margin-bottom: var(--spacing-md);
    }
}

.deep-humanizer-freeze-description {
    font-size: var(--font-size-sm);
    color: var(--light-text);
    line-height: 1.5;
}

@media (min-width: 768px) {
    .deep-humanizer-freeze-description {
        font-size: var(--font-size-base);
        line-height: 1.6;
    }
}

.deep-humanizer-freeze-container {
    background-color: var(--light-bg-tertiary);
    border-radius: var(--radius);
    padding: var(--spacing-md);
    border: 1px solid var(--light-border);
}

@media (min-width: 768px) {
    .deep-humanizer-freeze-container {
        padding: var(--spacing-xl);
    }
}

/* Mobile-optimized warning */
.deep-humanizer-warning {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: linear-gradient(135deg, var(--warning-light) 0%, rgba(254, 215, 170, 0.3) 100%);
    border: 1px solid var(--warning-color);
    border-radius: var(--radius);
    margin-bottom: var(--spacing-lg);
}

@media (min-width: 768px) {
    .deep-humanizer-warning {
        gap: var(--spacing-md);
        padding: var(--spacing-lg);
        margin-bottom: var(--spacing-xl);
    }
}

.deep-humanizer-warning-icon {
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    color: var(--warning-color);
}

@media (min-width: 768px) {
    .deep-humanizer-warning-icon {
        width: 20px;
        height: 20px;
    }
}

.deep-humanizer-warning-content {
    flex: 1;
}

.deep-humanizer-warning-title {
    font-weight: 600;
    color: var(--warning-color);
    display: block;
    margin-bottom: var(--spacing-xs);
    font-size: var(--font-size-sm);
}

.deep-humanizer-warning p {
    font-size: var(--font-size-xs);
    color: var(--dark-text-secondary);
    line-height: 1.4;
    margin: 0;
}

@media (min-width: 768px) {
    .deep-humanizer-warning p {
        font-size: var(--font-size-sm);
        line-height: 1.5;
    }
}

/* Mobile-friendly keywords section */
.deep-humanizer-keywords {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-lg);
    min-height: 40px;
    padding: var(--spacing-sm);
    background-color: var(--light-bg);
    border-radius: var(--radius);
    border: 1px dashed var(--light-border);
}

@media (min-width: 768px) {
    .deep-humanizer-keywords {
        gap: var(--spacing-sm);
        min-height: 48px;
        padding: var(--spacing-md);
        margin-bottom: var(--spacing-xl);
    }
}

.deep-humanizer-keywords-empty {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    color: var(--light-text);
    font-style: italic;
    font-size: var(--font-size-xs);
}

@media (min-width: 768px) {
    .deep-humanizer-keywords-empty {
        font-size: var(--font-size-sm);
    }
}

.deep-humanizer-keyword-pill {
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--primary-light) 0%, rgba(224, 231, 255, 0.7) 100%);
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 9999px;
    font-size: var(--font-size-xs);
    font-weight: 600;
    transition: all var(--transition-base);
    cursor: default;
    max-width: 100%;
    word-break: break-word;
}

@media (min-width: 768px) {
    .deep-humanizer-keyword-pill {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-sm);
        border-width: 2px;
    }
}

.deep-humanizer-keyword-pill:hover {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
    color: white;
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.deep-humanizer-keyword-remove {
    margin-left: var(--spacing-xs);
    font-weight: 700;
    cursor: pointer;
    background: none;
    border: none;
    padding: 0;
    font-size: var(--font-size-sm);
    line-height: 1;
    color: currentColor;
    transition: all var(--transition-fast);
    border-radius: 50%;
    width: 16px;
    height: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

@media (min-width: 768px) {
    .deep-humanizer-keyword-remove {
        margin-left: var(--spacing-sm);
        font-size: var(--font-size-lg);
        width: 18px;
        height: 18px;
    }
}

.deep-humanizer-keyword-remove:hover {
    color: var(--error-color);
    background-color: rgba(220, 38, 38, 0.1);
}

/* Mobile-optimized input container */
.deep-humanizer-keyword-input-container {
    display: flex;
    align-items: stretch;
    gap: var(--spacing-sm);
}

@media (min-width: 768px) {
    .deep-humanizer-keyword-input-container {
        gap: var(--spacing-md);
    }
}

.deep-humanizer-keyword-input {
    flex-grow: 1;
    background-color: var(--light-bg);
    border: 2px solid var(--light-border);
    border-radius: var(--radius);
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    transition: all var(--transition-base);
    outline: none;
    min-width: 0;
}

@media (min-width: 768px) {
    .deep-humanizer-keyword-input {
        padding: var(--spacing-md) var(--spacing-lg);
        font-size: var(--font-size-base);
    }
}

.deep-humanizer-keyword-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.1);
}

.deep-humanizer-add-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
    color: white;
    border: none;
    border-radius: var(--radius);
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm);
    font-weight: 600;
    font-size: var(--font-size-xs);
    white-space: nowrap;
    flex-shrink: 0;
}

@media (min-width: 768px) {
    .deep-humanizer-add-button {
        gap: var(--spacing-sm);
        padding: var(--spacing-md) var(--spacing-lg);
        font-size: var(--font-size-sm);
    }
}

.deep-humanizer-add-button:hover {
    background: linear-gradient(135deg, var(--primary-hover) 0%, var(--primary-dark) 100%);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.deep-humanizer-add-icon {
    height: 14px;
    width: 14px;
    flex-shrink: 0;
}

@media (min-width: 768px) {
    .deep-humanizer-add-icon {
        height: 16px;
        width: 16px;
    }
}

/* Processing overlay - mobile optimized */
.deep-humanizer-processing {
    position: absolute;
    inset: 0;
    display: none;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 0.95) 100%);
    backdrop-filter: blur(8px);
    z-index: 10;
}

.deep-humanizer-processing-content {
    text-align: center;
    max-width: 240px;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
}

@media (min-width: 768px) {
    .deep-humanizer-processing-content {
        max-width: 280px;
        gap: var(--spacing-xl);
        padding: var(--spacing-2xl);
    }
}

.deep-humanizer-spinner-container {
    display: flex;
    justify-content: center;
    margin-bottom: var(--spacing-sm);
}

@media (min-width: 768px) {
    .deep-humanizer-spinner-container {
        margin-bottom: var(--spacing-md);
    }
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.deep-humanizer-spinner {
    height: 40px;
    width: 40px;
    color: var(--primary-color);
    animation: spin 1s linear infinite;
    filter: drop-shadow(0 4px 8px rgba(99, 102, 241, 0.3));
}

@media (min-width: 768px) {
    .deep-humanizer-spinner {
        height: 48px;
        width: 48px;
    }
}

.deep-humanizer-spinner-bg {
    opacity: 0.2;
}

.deep-humanizer-spinner-fg {
    opacity: 0.8;
    animation: pulse 2s ease-in-out infinite;
}

.deep-humanizer-processing-status {
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin: 0;
    color: var(--dark-text);
    line-height: 1.4;
}

@media (min-width: 768px) {
    .deep-humanizer-processing-status {
        font-size: var(--font-size-lg);
    }
}

.deep-humanizer-progress-container {
    width: 100%;
    background-color: var(--light-border);
    border-radius: 9999px;
    height: 6px;
    overflow: hidden;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
}

@media (min-width: 768px) {
    .deep-humanizer-progress-container {
        height: 8px;
    }
}

.deep-humanizer-progress-bar {
    background: linear-gradient(90deg, var(--primary-color) 0%, var(--accent-color) 100%);
    height: 100%;
    width: 0%;
    border-radius: 9999px;
    transition: width var(--transition-slow);
    box-shadow: 0 1px 3px rgba(99, 102, 241, 0.4);
}

.deep-humanizer-time-remaining {
    font-size: var(--font-size-xs);
    color: var(--light-text);
    font-weight: 500;
}

@media (min-width: 768px) {
    .deep-humanizer-time-remaining {
        font-size: var(--font-size-sm);
    }
}

/* Mobile-optimized buttons */
.deep-humanizer-buttons {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
}

@media (min-width: 768px) {
    .deep-humanizer-buttons {
        gap: var(--spacing-md);
        justify-content: flex-start;
    }
}

.deep-humanizer-button {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    border-radius: var(--radius);
    font-size: var(--font-size-xs);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm);
    text-decoration: none;
    min-height: 40px;
}

@media (min-width: 768px) {
    .deep-humanizer-button {
        padding: var(--spacing-md) var(--spacing-lg);
        font-size: var(--font-size-sm);
        min-height: auto;
    }
}

.deep-humanizer-button-secondary {
    background: var(--light-bg);
    color: var(--dark-text-secondary);
    border: 2px solid var(--light-border);
}

.deep-humanizer-button-secondary:hover {
    background: var(--light-bg-secondary);
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.deep-humanizer-button-icon {
    height: 16px;
    width: 16px;
    margin-right: var(--spacing-xs);
    flex-shrink: 0;
}

@media (min-width: 768px) {
    .deep-humanizer-button-icon {
        height: 18px;
        width: 18px;
        margin-right: var(--spacing-sm);
    }
}

/* Mobile-friendly dropdown */
.deep-humanizer-dropdown {
    position: relative;
    display: inline-block;
}

.deep-humanizer-dropdown-content {
    display: none;
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--light-bg);
    min-width: 180px;
    box-shadow: var(--shadow-xl);
    z-index: 20;
    border-radius: var(--radius);
    margin-top: var(--spacing-xs);
    border: 1px solid var(--light-border);
    overflow: hidden;
    backdrop-filter: blur(8px);
}

@media (min-width: 768px) {
    .deep-humanizer-dropdown-content {
        left: 0;
        transform: none;
        min-width: 220px;
        margin-top: var(--spacing-sm);
    }
}

.deep-humanizer-dropdown:hover .deep-humanizer-dropdown-content,
.deep-humanizer-dropdown:focus-within .deep-humanizer-dropdown-content {
    display: block;
    animation: fadeInUp 0.2s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

@media (min-width: 768px) {
    @keyframes fadeInUp {
        from {
            opacity: 0;
            transform: translateY(10px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
}

.deep-humanizer-dropdown-item {
    padding: var(--spacing-md) var(--spacing-lg);
    display: flex;
    align-items: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: var(--font-size-xs);
    font-weight: 500;
}

@media (min-width: 768px) {
    .deep-humanizer-dropdown-item {
        font-size: var(--font-size-sm);
    }
}

.deep-humanizer-dropdown-item:hover {
    background: linear-gradient(135deg, var(--primary-light) 0%, rgba(224, 231, 255, 0.7) 100%);
    color: var(--primary-color);
}

.deep-humanizer-dropdown-icon {
    height: 16px;
    width: 16px;
    margin-right: var(--spacing-sm);
    flex-shrink: 0;
}

@media (min-width: 768px) {
    .deep-humanizer-dropdown-icon {
        height: 18px;
        width: 18px;
        margin-right: var(--spacing-md);
    }
}

/* API status warning - mobile optimized */
.deep-humanizer-api-warning {
    display: none;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background: linear-gradient(135deg, var(--error-light) 0%, rgba(254, 202, 202, 0.3) 100%);
    border: 1px solid var(--error-color);
    border-radius: var(--radius);
    color: var(--error-color);
    font-weight: 500;
    font-size: var(--font-size-xs);
}

@media (min-width: 768px) {
    .deep-humanizer-api-warning {
        gap: var(--spacing-md);
        padding: var(--spacing-lg) var(--spacing-xl);
        font-size: var(--font-size-sm);
        margin-top: var(--spacing-xl);
    }
}

.deep-humanizer-api-warning .deep-humanizer-warning-icon {
    color: var(--error-color);
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    margin-top: 2px;
}

@media (min-width: 768px) {
    .deep-humanizer-api-warning .deep-humanizer-warning-icon {
        width: 20px;
        height: 20px;
    }
}

/* reCAPTCHA section - mobile friendly */
.deep-humanizer-recaptcha-section {
    display: flex;
    justify-content: center;
    margin: var(--spacing-lg) 0;
    overflow: hidden;
    padding: var(--spacing-xs);
    position: relative;
    z-index: 1;
    border: none;
    box-shadow: none;
}

@media (min-width: 768px) {
    .deep-humanizer-recaptcha-section {
        margin: var(--spacing-2xl) 0;
        padding: 0;
    }
}

/* Main action button - mobile optimized */
.deep-humanizer-action {
    display: flex;
    justify-content: center;
    margin-top: var(--spacing-lg);
    padding: 0 var(--spacing-md);
}

@media (min-width: 768px) {
    .deep-humanizer-action {
        margin-top: var(--spacing-2xl);
        padding: 0;
    }
}

.deep-humanizer-humanize-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    color: white;
    border: none;
    border-radius: var(--radius-lg);
    font-size: var(--font-size-base);
    font-weight: 600;
    min-width: 160px;
    min-height: 48px;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
    width: 100%;
    max-width: 280px;
}

@media (min-width: 480px) {
    .deep-humanizer-humanize-button {
        width: auto;
        padding: var(--spacing-md) var(--spacing-xl);
        min-width: 200px;
    }
}

@media (min-width: 768px) {
    .deep-humanizer-humanize-button {
        padding: var(--spacing-lg) var(--spacing-2xl);
        font-size: var(--font-size-lg);
        min-width: 240px;
        min-height: auto;
    }
}

.deep-humanizer-humanize-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.deep-humanizer-humanize-button:hover::before {
    left: 100%;
}

.deep-humanizer-humanize-button:hover:not(:disabled) {
    background: linear-gradient(135deg, var(--primary-hover) 0%, var(--accent-hover) 100%);
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.deep-humanizer-humanize-button:active:not(:disabled) {
    transform: translateY(0px);
    box-shadow: var(--shadow-lg);
}

.deep-humanizer-humanize-button:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.deep-humanizer-humanize-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

@media (min-width: 768px) {
    .deep-humanizer-humanize-icon {
        width: 20px;
        height: 20px;
    }
}

/* Loading state for main button */
.deep-humanizer-button-loading {
    position: relative;
    pointer-events: none;
}

.deep-humanizer-button-loading .deep-humanizer-humanize-icon {
    opacity: 0;
}

.deep-humanizer-button-loading::after {
    content: "";
    position: absolute;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 0.8s linear infinite;
    left: 50%;
    top: 50%;
    margin-left: -8px;
    margin-top: -8px;
}

@media (min-width: 768px) {
    .deep-humanizer-button-loading::after {
        width: 18px;
        height: 18px;
        margin-left: -9px;
        margin-top: -9px;
    }
}

/* Mobile-optimized notification system */
.deep-humanizer-notification {
    position: fixed;
    top: var(--spacing-md);
    right: var(--spacing-md);
    left: var(--spacing-md);
    max-width: none;
    z-index: 1000;
    border-radius: var(--radius);
    box-shadow: var(--shadow-xl);
    animation: slideInRight 0.3s ease-out;
}

@media (min-width: 768px) {
    .deep-humanizer-notification {
        top: var(--spacing-xl);
        right: var(--spacing-xl);
        left: auto;
        max-width: 400px;
    }
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.deep-humanizer-notification-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md);
    border-radius: var(--radius);
    font-size: var(--font-size-sm);
}

@media (min-width: 768px) {
    .deep-humanizer-notification-content {
        padding: var(--spacing-lg);
        font-size: var(--font-size-base);
    }
}

.deep-humanizer-notification-success .deep-humanizer-notification-content {
    background: linear-gradient(135deg, var(--success-light) 0%, rgba(167, 243, 208, 0.7) 100%);
    border: 1px solid var(--success-color);
    color: var(--success-color);
}

.deep-humanizer-notification-warning .deep-humanizer-notification-content {
    background: linear-gradient(135deg, var(--warning-light) 0%, rgba(254, 215, 170, 0.7) 100%);
    border: 1px solid var(--warning-color);
    color: var(--warning-color);
}

.deep-humanizer-notification-error .deep-humanizer-notification-content {
    background: linear-gradient(135deg, var(--error-light) 0%, rgba(254, 202, 202, 0.7) 100%);
    border: 1px solid var(--error-color);
    color: var(--error-color);
}

.deep-humanizer-notification-info .deep-humanizer-notification-content {
    background: linear-gradient(135deg, var(--primary-light) 0%, rgba(224, 231, 255, 0.7) 100%);
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
}

.deep-humanizer-notification-close {
    background: none;
    border: none;
    font-size: var(--font-size-lg);
    cursor: pointer;
    color: currentColor;
    padding: var(--spacing-xs);
    margin-left: var(--spacing-sm);
    opacity: 0.7;
    transition: opacity var(--transition-fast);
    flex-shrink: 0;
    min-width: 24px;
    min-height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.deep-humanizer-notification-close:hover {
    opacity: 1;
}

/* Focus styles for accessibility */
.deep-humanizer-button:focus,
.deep-humanizer-keyword-input:focus,
.deep-humanizer-textarea:focus,
.deep-humanizer-add-button:focus,
.deep-humanizer-humanize-button:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Touch-friendly improvements */
@media (max-width: 767px) {
    .deep-humanizer-button,
    .deep-humanizer-add-button,
    .deep-humanizer-keyword-remove {
        min-height: 44px;
        min-width: 44px;
    }
    
    .deep-humanizer-keyword-input {
        min-height: 44px;
    }
    
    .deep-humanizer-textarea {
        font-size: 16px; /* Prevents zoom on iOS */
    }
}

/* Print styles */
@media print {
    .deep-humanizer-container {
        box-shadow: none;
        border: 1px solid #000;
    }
    
    .deep-humanizer-processing,
    .deep-humanizer-buttons,
    .deep-humanizer-action,
    .deep-humanizer-freeze-section,
    .deep-humanizer-recaptcha-section {
        display: none !important;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .deep-humanizer-container {
        --light-border: #000000;
        --primary-color: #0000ff;
    }
}

/* reCAPTCHA iframe display fixes */
.deep-humanizer-recaptcha-section iframe {
    border: none !important;
    overflow: hidden !important;
    scrolling: no !important;
    margin: 0 !important;
    padding: 0 !important;
    width: 100% !important;
    max-width: 304px !important;
    height: 78px !important;
    box-shadow: none !important;
}

.deep-humanizer-recaptcha-section .g-recaptcha {
    border: none !important;
    overflow: hidden !important;
    background: transparent !important;
    box-shadow: none !important;
}

/* Remove any scrollbars from reCAPTCHA container */
.deep-humanizer-recaptcha-section > div {
    border: none !important;
    overflow: hidden !important;
}

/* Humanize Again button specific styling */
#deep-humanizer-humanize-again-btn {
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-hover) 100%);
    color: white;
    border: 2px solid var(--accent-color);
    min-height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

#deep-humanizer-humanize-again-btn:hover {
    background: linear-gradient(135deg, var(--accent-hover) 0%, var(--primary-color) 100%);
    border-color: var(--accent-hover);
    color: white;
}

@media (min-width: 768px) {
    #deep-humanizer-humanize-again-btn {
        min-height: auto;
    }
}

/* Hide reCAPTCHA completely when not needed */
.deep-humanizer-recaptcha-section[style*="display: none"] {
    display: none !important;
    visibility: hidden !important;
    height: 0 !important;
    margin: 0 !important;
    padding: 0 !important;
}