/* CSS Custom Properties for Themes */
:root {
    /* Dark theme (default) */
    --bg-primary: #0a0a0a;
    --bg-secondary: #1a1a1a;
    --bg-container: #1a1a1a;
    --bg-main: #0a0a0a;
    --text-primary: #00ffcc;
    --text-secondary: #FFFFFF;
    --text-muted: #9CA3AF;
    --accent-color: #00ffcc;
    --border-color: #00ffcc;
    --shadow-color: #00ffcc;
    --input-bg: #1a1a1a;
    --button-primary-bg: #00ffcc;
    --button-primary-text: #0a0a0a;
    --button-secondary-bg: #0a0a0a;
    --button-secondary-text: #00ffcc;
    --card-bg: #1a1a1a;
    --card-hover-bg: #0a0a0a;
    --gradient-start: #7C3AED;
    --gradient-end: #00C4FF;
    --success-color: #10B981;
    --error-bg: #fef2f2;
    --error-border: #fecaca;
    --error-text: #dc2626;
}

[data-theme="light"] {
    /* Light theme */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-container: #ffffff;
    --bg-main: #f8fafc;
    --text-primary: #1e293b;
    --text-secondary: #334155;
    --text-muted: #64748b;
    --accent-color: #3b82f6;
    --border-color: #e2e8f0;
    --shadow-color: rgba(0, 0, 0, 0.1);
    --input-bg: #ffffff;
    --button-primary-bg: #3b82f6;
    --button-primary-text: #ffffff;
    --button-secondary-bg: #ffffff;
    --button-secondary-text: #3b82f6;
    --card-bg: #ffffff;
    --card-hover-bg: #f8fafc;
    --gradient-start: #3b82f6;
    --gradient-end: #06b6d4;
    --success-color: #059669;
    --error-bg: #fef2f2;
    --error-border: #fecaca;
    --error-text: #dc2626;
}

/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Courier New', 'Monaco', 'Consolas', monospace;
    background: var(--bg-primary);
    min-height: 100vh;
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    margin: 0;
    padding: 0;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem 1rem;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: var(--bg-container);
    border: 2px solid var(--border-color);
    box-shadow: 0 0 20px var(--shadow-color);
    border-radius: 8px;
    margin-top: 2rem;
    margin-bottom: 2rem;
    transition: all 0.3s ease;
}

/* Header */
.header {
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-primary);
    position: relative;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 2rem;
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.brand-tagline {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.theme-toggle {
    background: var(--button-secondary-bg);
    color: var(--button-secondary-text);
    border: 2px solid var(--border-color);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.theme-toggle:hover {
    background: var(--accent-color);
    color: var(--button-primary-text);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px var(--shadow-color);
}

.header h1 {
    font-size: 2.5rem;
    font-weight: bold;
    margin-bottom: 1rem;
    background: linear-gradient(45deg, var(--accent-color), var(--gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.header p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Main Content */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.input-section {
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 4px 12px rgba(0, 255, 204, 0.1);
}

.input-group {
    margin-bottom: 2rem;
}

.input-label {
    display: block;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Option buttons */
.option-buttons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.option-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1rem;
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    font-family: inherit;
}

.option-btn:hover {
    border-color: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 255, 204, 0.2);
}

.option-btn.active {
    border-color: var(--accent-color);
    background: linear-gradient(135deg, var(--accent-color), var(--gradient-end));
    color: var(--button-primary-text);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 255, 204, 0.3);
}

.option-btn .emoji {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.option-name {
    text-align: center;
    font-weight: 600;
    font-size: 0.9rem;
}

/* Channel selection */
.channels-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.channel-option {
    position: relative;
    cursor: pointer;
}

.channel-option input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.channel-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0.8rem;
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    transition: all 0.3s ease;
    text-align: center;
}

.channel-option:hover .channel-card {
    border-color: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 255, 204, 0.2);
}

.channel-option input[type="checkbox"]:checked + .channel-card {
    border-color: var(--accent-color);
    background: linear-gradient(135deg, var(--accent-color), var(--gradient-end));
    color: var(--button-primary-text);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 255, 204, 0.3);
}

.channel-icon {
    font-size: 1.2rem;
    margin-bottom: 0.3rem;
}

.channel-name {
    font-weight: 600;
    font-size: 0.7rem;
}

/* Input fields */
.topic-input {
    width: 100%;
    padding: 1rem;
    background: var(--input-bg);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.topic-input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(0, 255, 204, 0.1);
}

.topic-input::placeholder {
    color: var(--text-muted);
}

/* Action buttons */
.action-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.generate-btn, .surprise-btn {
    padding: 1rem 2rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    font-family: inherit;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    min-width: 200px;
}

.generate-btn {
    background: var(--button-primary-bg);
    color: var(--button-primary-text);
}

.generate-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--shadow-color);
}

.generate-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.generate-btn.ready {
    background: linear-gradient(135deg, var(--accent-color), var(--gradient-end));
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(0, 255, 204, 0.4); }
    50% { box-shadow: 0 0 0 10px rgba(0, 255, 204, 0); }
}

.surprise-btn {
    background: var(--button-secondary-bg);
    color: var(--button-secondary-text);
}

.surprise-btn:hover {
    background: var(--accent-color);
    color: var(--button-primary-text);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--shadow-color);
}

.btn-loading {
    display: none;
}

/* Loading Dashboard */
.loading-section {
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: 2rem;
    margin: 2rem 0;
    box-shadow: 0 4px 12px rgba(0, 255, 204, 0.1);
    text-align: center;
}

.loading-header h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    background: linear-gradient(45deg, var(--accent-color), var(--gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.loading-header p {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-bottom: 2rem;
}

.loading-progress {
    margin-bottom: 2rem;
}

.progress-bar {
    width: 100%;
    height: 6px;
    background: var(--card-hover-bg);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 1rem;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-color), var(--gradient-end));
    border-radius: 3px;
    width: 0%;
    transition: width 0.5s ease;
}

.progress-text {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 1rem;
}

.loading-steps {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.loading-step {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--card-hover-bg);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.loading-step.active {
    border-color: var(--accent-color);
    background: linear-gradient(135deg, var(--card-hover-bg), rgba(0, 255, 204, 0.1));
    transform: translateX(4px);
}

.loading-step.completed {
    border-color: var(--success-color);
    background: linear-gradient(135deg, var(--card-hover-bg), rgba(16, 185, 129, 0.1));
}

.step-icon {
    font-size: 1.5rem;
    min-width: 40px;
    text-align: center;
}

.step-content {
    flex: 1;
    text-align: left;
}

.step-title {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.3rem;
    font-size: 1rem;
}

.step-description {
    color: var(--text-secondary);
    font-size: 0.8rem;
    margin-bottom: 0.3rem;
}

.step-status {
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--accent-color);
}

.loading-step.completed .step-status {
    color: var(--success-color);
}

.step-spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-top: 2px solid var(--accent-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.loading-step.active .step-spinner {
    opacity: 1;
}

.loading-step.completed .step-spinner {
    opacity: 0;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-fun-facts {
    margin-top: 2rem;
    padding: 1rem;
    background: linear-gradient(135deg, var(--card-hover-bg), var(--card-bg));
    border: 1px solid var(--border-color);
    border-radius: 8px;
}

.fun-fact {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-style: italic;
    animation: fadeInOut 3s ease-in-out infinite;
}

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

/* Output Section */
.output-section {
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: 2rem;
    margin-top: 2rem;
    box-shadow: 0 4px 12px rgba(0, 255, 204, 0.1);
}

/* Campaign Header with Stats */
.campaign-header {
    background: linear-gradient(135deg, var(--accent-color), var(--gradient-end));
    border-radius: 8px;
    padding: 2rem;
    margin-bottom: 2rem;
    color: var(--button-primary-text);
}

.campaign-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
}

.stat-card {
    text-align: center;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    backdrop-filter: blur(10px);
}

.stat-number {
    font-size: 2rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.9;
}

/* Campaign Summary */
.campaign-summary {
    background: var(--card-hover-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 2rem;
}

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

.campaign-summary p {
    color: var(--text-secondary);
    line-height: 1.6;
}

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

.tab-btn {
    padding: 1rem 1.5rem;
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-secondary);
    cursor: pointer;
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 600;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.tab-btn:hover {
    color: var(--text-primary);
    background: var(--card-hover-bg);
}

.tab-btn.active {
    color: var(--accent-color);
    border-bottom-color: var(--accent-color);
    background: var(--card-hover-bg);
}

.tab-panel {
    display: none;
}

.tab-panel.active {
    display: block;
}

/* Timeline */
.timeline-container {
    position: relative;
}

.timeline-track {
    position: relative;
    padding-left: 2rem;
}

.timeline-track::before {
    content: '';
    position: absolute;
    left: 1rem;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--accent-color);
}

.timeline-item {
    position: relative;
    margin-bottom: 2rem;
    padding-left: 2rem;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1rem;
    transition: all 0.3s ease;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -1.5rem;
    top: 1rem;
    width: 12px;
    height: 12px;
    background: var(--accent-color);
    border-radius: 50%;
    border: 3px solid var(--bg-container);
}

.timeline-item.active::before {
    background: var(--success-color);
    box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.2);
}

.timeline-day {
    font-weight: bold;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.timeline-action {
    color: var(--text-primary);
    line-height: 1.5;
}

/* Social Media Previews */
.social-preview-container {
    display: grid;
    gap: 1rem;
}

.social-post {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1rem;
    transition: all 0.3s ease;
}

.social-post:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 255, 204, 0.1);
}

.post-header {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}

.post-avatar {
    width: 40px;
    height: 40px;
    background: var(--accent-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
    font-size: 1.2rem;
}

.post-info {
    flex: 1;
}

.post-name {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.2rem;
}

.post-time {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.post-content {
    color: var(--text-primary);
    margin-bottom: 1rem;
    line-height: 1.5;
}

.post-actions {
    display: flex;
    gap: 1rem;
}

.action-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.8rem;
    transition: all 0.3s ease;
}

.action-btn:hover {
    background: var(--accent-color);
    color: var(--button-primary-text);
}

/* Email Previews */
.email-preview-container {
    display: grid;
    gap: 1rem;
}

.email-item {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1rem;
    transition: all 0.3s ease;
}

.email-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 255, 204, 0.1);
}

.email-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-color);
}

.email-subject {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 1rem;
}

.copy-btn {
    background: var(--button-secondary-bg);
    color: var(--button-secondary-text);
    border: 1px solid var(--border-color);
    padding: 0.3rem 0.8rem;
    border-radius: 4px;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.8rem;
    transition: all 0.3s ease;
}

.copy-btn:hover {
    background: var(--accent-color);
    color: var(--button-primary-text);
}

.copy-btn.copied {
    background: var(--success-color);
    color: white;
}

.email-body {
    color: var(--text-secondary);
    line-height: 1.6;
    white-space: pre-line;
}

/* Analytics */
.analytics-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.metric-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    text-align: center;
    transition: all 0.3s ease;
}

.metric-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 255, 204, 0.1);
}

.metric-value {
    font-size: 2rem;
    font-weight: bold;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

.metric-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Export buttons */
.export-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.export-btn {
    padding: 0.8rem 1.5rem;
    background: var(--button-secondary-bg);
    color: var(--button-secondary-text);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 600;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.export-btn:hover {
    background: var(--accent-color);
    color: var(--button-primary-text);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--shadow-color);
}

/* Notifications */
.notification {
    position: fixed;
    top: 2rem;
    right: 2rem;
    padding: 1rem 1.5rem;
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: inherit;
    font-weight: 600;
    z-index: 1000;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    box-shadow: 0 4px 12px var(--shadow-color);
}

.notification.show {
    transform: translateX(0);
}

.notification.success {
    border-color: var(--success-color);
    background: linear-gradient(135deg, var(--card-bg), rgba(16, 185, 129, 0.1));
}

/* Help sections */
.help-text {
    background: var(--card-hover-bg);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 1rem;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.field-help {
    background: linear-gradient(135deg, var(--card-hover-bg), rgba(0, 255, 204, 0.05));
    border: 1px solid var(--accent-color);
    border-radius: 6px;
    padding: 0.8rem;
    margin-top: 0.5rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

.help-section {
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: 2rem;
    margin-top: 2rem;
    box-shadow: 0 4px 12px rgba(0, 255, 204, 0.1);
}

.help-section h3 {
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    text-align: center;
    font-size: 1.3rem;
}

.help-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.help-item {
    background: var(--card-hover-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    transition: all 0.3s ease;
}

.help-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 255, 204, 0.1);
    border-color: var(--accent-color);
}

.help-item strong {
    color: var(--accent-color);
    display: block;
    margin-bottom: 0.8rem;
    font-size: 1rem;
}

.help-item p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
    margin: 0;
}

/* Error messages */
.error-message {
    background: var(--error-bg);
    border: 1px solid var(--error-border);
    color: var(--error-text);
    padding: 1rem;
    border-radius: 8px;
    margin-top: 1rem;
    font-family: inherit;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        margin: 1rem;
        padding: 1rem;
        border-radius: 4px;
    }
    
    .header h1 {
        font-size: 2rem;
    }
    
    .option-buttons {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    }
    
    .channels-grid {
        grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
    }
    
    .action-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .generate-btn,
    .surprise-btn {
        width: 100%;
        max-width: 300px;
    }
    
    .campaign-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .campaign-tabs {
        flex-direction: column;
    }
    
    .tab-btn {
        text-align: center;
        border-bottom: 1px solid var(--border-color);
        border-right: none;
    }
    
    .timeline-track {
        padding-left: 1.5rem;
    }
    
    .timeline-item {
        padding-left: 1.5rem;
    }
    
    .timeline-item::before {
        left: -1rem;
    }
    
    .analytics-container {
        grid-template-columns: 1fr;
    }
    
    .export-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .export-btn {
        width: 100%;
        max-width: 200px;
    }
    
    .notification {
        right: 1rem;
        left: 1rem;
        transform: translateY(-100%);
    }
    
    .notification.show {
        transform: translateY(0);
    }
}

@media (max-width: 480px) {
    .container {
        margin: 0.5rem;
        padding: 0.5rem;
    }
    
    .header h1 {
        font-size: 1.5rem;
    }
    
    .input-section {
        padding: 1rem;
    }
    
    .option-buttons {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .channels-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .campaign-stats {
        grid-template-columns: 1fr;
    }
    
    .timeline-item {
        padding: 0.8rem;
    }
    
    .post-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .post-avatar {
        margin-right: 0;
        margin-bottom: 0.5rem;
    }
    
    .email-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
}

/* Header buttons container */
.header-buttons {
    display: flex;
    gap: 1rem;
    align-items: center;
}

/* Feedback Button */
.feedback-btn {
    background: linear-gradient(135deg, var(--accent-color), var(--gradient-end));
    color: var(--button-primary-text);
    border: 2px solid var(--accent-color);
    padding: 0.75rem 1.5rem;
    border-radius: 12px;
    font-family: 'Courier New', 'Monaco', 'Consolas', monospace;
    font-size: 0.9rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    box-shadow: 0 4px 12px rgba(0, 255, 204, 0.3);
    position: relative;
    overflow: hidden;
}

.feedback-btn::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;
}

.feedback-btn:hover::before {
    left: 100%;
}

.feedback-btn:hover {
    background: linear-gradient(135deg, var(--gradient-end), var(--accent-color));
    color: var(--button-primary-text);
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 20px rgba(0, 255, 204, 0.4);
    border-color: var(--gradient-end);
}

.feedback-btn:active {
    transform: translateY(-1px) scale(1.02);
}

.feedback-btn .emoji {
    font-size: 1.2rem;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}


/* Responsive Design for Header Buttons */
@media (max-width: 768px) {
    .header-buttons {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .feedback-btn,
    .theme-toggle {
        padding: 0.5rem 1rem;
        font-size: 0.8rem;
    }
}