/* Text Reverser - Desktop Styles */
/* Day/Night mode variables */
:root {
    --bg-primary: #0f1322;
    --bg-secondary: #1a1f35;
    --bg-card: rgba(18, 22, 40, 0.8);
    --bg-input: #0c1020;
    --bg-hover: #2a3366;
    --border-color: #2d3560;
    --border-light: #3e4b87;
    --text-primary: #eef2fb;
    --text-secondary: #9aa9d1;
    --text-muted: #7f8db0;
    --accent-primary: #6d8aff;
    --accent-secondary: #8f6dff;
    --accent-pink: #ffb3c6;
    --success: #4dff4d;
    --warning: #ffb84d;
    --error: #ff4d4d;
    --gradient-primary: linear-gradient(135deg, #6d8aff, #8f6dff);
    --gradient-text: linear-gradient(135deg, #a5b6ff, #ffb3c6);
    --shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 5px 15px rgba(109, 138, 255, 0.3);
}

/* Night mode (default) */
body.night-mode {
    --bg-primary: #0f1322;
    --bg-secondary: #1a1f35;
    --bg-card: rgba(18, 22, 40, 0.8);
    --bg-input: #0c1020;
    --bg-hover: #2a3366;
    --border-color: #2d3560;
    --border-light: #3e4b87;
    --text-primary: #eef2fb;
    --text-secondary: #9aa9d1;
    --text-muted: #7f8db0;
    --accent-primary: #6d8aff;
    --accent-secondary: #8f6dff;
}

/* Day mode */
body.day-mode {
    --bg-primary: #f5f7ff;
    --bg-secondary: #e8ecff;
    --bg-card: rgba(255, 255, 255, 0.9);
    --bg-input: #ffffff;
    --bg-hover: #d0d9ff;
    --border-color: #cbd0e6;
    --border-light: #a8b1d9;
    --text-primary: #1a1f35;
    --text-secondary: #3d4566;
    --text-muted: #5d6785;
    --accent-primary: #5f7ae0;
    --accent-secondary: #7a5fe0;
    --shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.reverser-container {
    max-width: 1100px;
    margin: 2rem auto;
    padding: 0 1.5rem;
}

.reverser-wrapper {
    background: var(--bg-secondary);
    border-radius: 2rem;
    padding: 2.5rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.reverser-title {
    font-family: 'Dancing Script', cursive;
    font-size: 3rem;
    font-weight: 700;
    margin: 0 0 0.5rem 0;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.reverser-heart {
    font-size: 2.5rem;
    filter: drop-shadow(0 0 10px var(--accent-pink));
}

.reverser-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    padding-left: 1rem;
    border-left: 4px solid var(--accent-primary);
}

/* Theme Toggle */
.theme-toggle-container {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 1.5rem;
}

.theme-toggle-btn {
    background: var(--bg-card);
    border: 2px solid var(--border-light);
    border-radius: 3rem;
    padding: 0.6rem 1.2rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 600;
}

.theme-toggle-btn:hover {
    background: var(--bg-hover);
    border-color: var(--accent-primary);
}

.theme-icon {
    font-size: 1.2rem;
}

/* Card */
.reverser-card {
    background: var(--bg-card);
    border-radius: 1.5rem;
    padding: 1.8rem;
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
    margin-bottom: 2rem;
}

/* Input Area */
.reverser-input-area {
    background: var(--bg-input);
    border-radius: 1.2rem;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border: 1px solid var(--border-light);
}

.input-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.8rem;
}

.input-header label {
    color: var(--text-primary);
    font-weight: 600;
}

.input-actions {
    display: flex;
    gap: 0.3rem;
}

.icon-btn {
    background: transparent;
    border: 1px solid var(--border-light);
    border-radius: 0.6rem;
    width: 2.2rem;
    height: 2.2rem;
    font-size: 1rem;
    cursor: pointer;
    color: var(--text-secondary);
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.icon-btn:hover {
    background: var(--bg-hover);
    border-color: var(--accent-primary);
    color: var(--text-primary);
}

.reverser-textarea {
    width: 100%;
    padding: 1rem;
    background: var(--bg-input);
    border: 2px solid var(--border-light);
    border-radius: 0.8rem;
    color: var(--text-primary);
    font-size: 1rem;
    min-height: 120px;
    resize: vertical;
    font-family: 'Fira Code', monospace;
    transition: all 0.2s;
}

.reverser-textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(109, 138, 255, 0.2);
}

.char-counter {
    margin-top: 0.5rem;
    font-size: 0.8rem;
    color: var(--text-muted);
    text-align: right;
}

/* Tabs */
.reverser-tabs {
    display: flex;
    gap: 0.5rem;
    border-bottom: 2px solid var(--border-color);
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    flex-wrap: wrap;
}

.reverser-tab {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 600;
    padding: 0.6rem 1.2rem;
    cursor: pointer;
    border-radius: 0.5rem 0.5rem 0 0;
    transition: all 0.2s;
}

.reverser-tab:hover {
    color: var(--text-primary);
    background: rgba(109, 138, 255, 0.1);
}

.reverser-tab.active {
    color: var(--text-primary);
    background: linear-gradient(to top, rgba(109, 138, 255, 0.2), transparent);
    position: relative;
}

.reverser-tab.active::after {
    content: '';
    position: absolute;
    bottom: -7px;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--accent-primary);
    border-radius: 3px 3px 0 0;
}

/* Result Area */
.reverser-result-area {
    background: var(--bg-input);
    border-radius: 1.2rem;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border: 1px solid var(--border-light);
}

.result-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.8rem;
}

.result-header label {
    color: var(--text-primary);
    font-weight: 600;
}

.result-actions {
    display: flex;
    gap: 0.3rem;
}

.result-display {
    background: var(--bg-primary);
    border-radius: 0.8rem;
    padding: 1rem;
    border: 1px solid var(--border-color);
    min-height: 100px;
}

.result-pre {
    color: var(--text-primary);
    font-family: 'Fira Code', monospace;
    font-size: 1.1rem;
    word-break: break-word;
    white-space: pre-wrap;
    margin: 0;
}

.result-stats {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 0.8rem;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.stat-label {
    font-weight: 600;
}

.mode-badge {
    background: var(--accent-primary);
    color: white;
    padding: 0.2rem 0.6rem;
    border-radius: 2rem;
    font-size: 0.75rem;
}

/* Action Buttons */
.reverser-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.reverser-action-btn {
    flex: 1;
    padding: 0.8rem 1.5rem;
    border-radius: 2rem;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
}

.reverser-action-btn.primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-glow);
}

.reverser-action-btn.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(109, 138, 255, 0.5);
}

.reverser-action-btn.secondary {
    background: transparent;
    border: 2px solid var(--border-light);
    color: var(--text-secondary);
}

.reverser-action-btn.secondary:hover {
    background: var(--bg-hover);
    border-color: var(--accent-primary);
    color: var(--text-primary);
}

/* Transformation Section */
.transformation-section {
    margin: 2rem 0;
}

.transformation-section h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.transformation-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.transform-btn {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 2rem;
    padding: 0.6rem 1.2rem;
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.transform-btn:hover {
    background: var(--bg-hover);
    border-color: var(--accent-primary);
    color: var(--text-primary);
    transform: scale(1.05);
}

/* Presets */
.reverser-presets {
    margin: 2rem 0;
}

.reverser-presets h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.preset-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.preset-btn {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    color: var(--text-secondary);
    padding: 0.6rem 1.2rem;
    border-radius: 2rem;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 0.9rem;
    font-weight: 500;
}

.preset-btn:hover {
    background: var(--bg-hover);
    border-color: var(--accent-primary);
    color: var(--text-primary);
    transform: translateY(-2px);
}

/* Fun Fact */
.reverser-funfact {
    background: var(--bg-card);
    padding: 1rem 1.5rem;
    border-radius: 3rem;
    margin: 2rem 0;
    border: 1px solid var(--accent-primary);
    color: var(--text-secondary);
    font-size: 0.95rem;
    text-align: center;
}

/* History */
.reverser-history {
    margin: 2rem 0;
    padding: 1.5rem;
    background: var(--bg-card);
    border-radius: 1.2rem;
    border: 1px solid var(--border-color);
}

.reverser-history h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.history-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
    min-height: 40px;
}

.history-item {
    background: var(--bg-input);
    padding: 0.4rem 1rem;
    border-radius: 2rem;
    font-family: 'Fira Code', monospace;
    font-size: 0.85rem;
    color: var(--text-primary);
    border: 1px solid var(--border-light);
    cursor: pointer;
    transition: all 0.2s;
    max-width: 250px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.history-item:hover {
    background: var(--bg-hover);
    border-color: var(--accent-primary);
    transform: scale(1.05);
}

.history-clear-btn {
    background: transparent;
    border: 1px solid var(--error);
    color: var(--error);
    padding: 0.4rem 1rem;
    border-radius: 1rem;
    cursor: pointer;
    font-size: 0.8rem;
    transition: all 0.2s;
}

.history-clear-btn:hover {
    background: rgba(255, 77, 77, 0.2);
}

/* Reference Table */
.reverser-reference {
    margin: 2rem 0;
}

.reverser-reference h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.reverser-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-card);
    border-radius: 1rem;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.reverser-table th {
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-weight: 600;
    padding: 0.8rem;
    text-align: left;
    font-size: 0.9rem;
}

.reverser-table td {
    padding: 0.8rem;
    color: var(--text-secondary);
    border-top: 1px solid var(--border-color);
    font-size: 0.9rem;
}

/* SEO Content */
.reverser-seo {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.reverser-seo h2 {
    color: var(--text-primary);
    font-size: 1.6rem;
    margin-bottom: 1rem;
}

.reverser-seo h3 {
    color: var(--text-primary);
    margin: 1.5rem 0 1rem;
}

.reverser-howto-list,
.reverser-features-list {
    color: var(--text-secondary);
    padding-left: 1.5rem;
    line-height: 1.6;
}

.reverser-howto-list li,
.reverser-features-list li {
    margin-bottom: 0.5rem;
}

.reverser-features-list {
    list-style: none;
    padding: 0;
}

.reverser-features-list li {
    padding-left: 1.5rem;
    position: relative;
}

.reverser-features-list li::before {
    content: '✓';
    color: var(--accent-primary);
    position: absolute;
    left: 0;
    font-weight: bold;
}