* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, #0a0a12 0%, #12121f 25%, #1a1a2e 50%, #1e1e35 75%, #252540 100%);
    min-height: 100vh;
    color: #fff;
    background-attachment: fixed;
}

.app-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.header {
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-icon {
    font-size: 1.5rem;
}

.logo-text {
    font-size: 1.2rem;
    font-weight: bold;
    background: linear-gradient(90deg, #00d4ff, #7c3aed);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav {
    display: flex;
    gap: 0.5rem;
}

.nav-btn {
    padding: 0.5rem 1rem;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    color: #fff;
    min-width: 120px;
    max-width: 140px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.nav-btn:hover,
.nav-btn.active {
    background: linear-gradient(90deg, #00d4ff, #7c3aed);
    border-color: transparent;
}

.user-section {
    display: flex;
    gap: 0.5rem;
}

.user-btn,
.admin-btn {
    padding: 0.5rem 1rem;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    min-width: 70px;
    text-align: center;
    color: #fff;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 1rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.user-btn:hover,
.admin-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

.admin-btn {
    background: linear-gradient(90deg, #f59e0b, #d97706);
    border-color: transparent;
}

.subscribe-btn {
    background: linear-gradient(90deg, #00d4ff, #7c3aed);
    color: #fff;
    border-radius: 8px;
    font-weight: bold;
    padding: 0.5rem 1.5rem;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
}

.subscribe-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 212, 255, 0.4);
    background: linear-gradient(90deg, #00b8e6, #6b2fd1);
}

.clock-btn {
    font-size: 1.2rem;
    padding: 0.5rem 0.75rem;
}

.clock-btn:hover {
    background: rgba(0, 212, 255, 0.2);
    border-color: rgba(0, 212, 255, 0.5);
}

.lang-btn {
    font-size: 1.2rem;
    padding: 0.5rem 0.75rem;
}

.lang-btn:hover {
    background: rgba(124, 58, 237, 0.2);
    border-color: rgba(124, 58, 237, 0.5);
}

.member-btn {
    min-width: 80px;
}

.logo {
    cursor: pointer;
    transition: transform 0.3s;
}

.logo:hover {
    transform: scale(1.05);
}

.main-content {
    flex: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1rem;
    width: 100%;
}

.tab-content {
    display: none;
}

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

.video-tools,
.image-tools {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.tool-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.tool-tab {
    padding: 0.75rem 1.5rem;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 25px;
    color: #fff;
    min-width: 110px;
    max-width: 130px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.tool-tab:hover,
.tool-tab.active {
    background: linear-gradient(90deg, #00d4ff, #7c3aed);
    border-color: transparent;
}

.tool-content,
.image-tool-content {
    display: none;
}

.tool-content.active,
.image-tool-content.active {
    display: block;
}

.ad-section {
    margin: 2rem 0;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
}

.ad-slot {
    width: 100%;
    min-height: 250px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.ad-placeholder {
    text-align: center;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.05);
    border: 2px dashed rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    width: 100%;
    max-width: 728px;
}

.ad-placeholder span {
    font-size: 1.5rem;
    display: block;
    margin-bottom: 0.5rem;
}

.ad-placeholder p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

.feature-guide {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.feature-guide h4 {
    margin-bottom: 1.5rem;
    color: #00d4ff;
    font-size: 1.2rem;
}

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

.guide-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 1.5rem;
    border-radius: 12px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.guide-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.1);
}

.guide-icon {
    font-size: 2rem;
    display: block;
    margin-bottom: 0.75rem;
}

.guide-card h5 {
    margin-bottom: 0.5rem;
    color: #fff;
    font-size: 1.1rem;
    min-height: 1.6rem;
    display: flex;
    align-items: center;
}

.guide-card p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    line-height: 1.5;
}

.input-group {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.url-input {
    flex: 1;
    min-width: 200px;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    color: #fff;
    font-size: 1rem;
}

.url-input:focus {
    outline: none;
    border-color: #00d4ff;
}

.url-textarea {
    flex: 1;
    min-width: 200px;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    color: #fff;
    font-size: 1rem;
    min-height: 150px;
    resize: vertical;
}

.url-textarea:focus {
    outline: none;
    border-color: #00d4ff;
}

.btn {
    padding: 1rem 2rem;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: bold;
    transition: all 0.3s;
}

.btn-primary {
    background: linear-gradient(90deg, #00d4ff, #7c3aed);
    color: #fff;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(0, 212, 255, 0.3);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
}

.btn-danger {
    background: linear-gradient(90deg, #ef4444, #dc2626);
    color: #fff;
}

.btn-sm {
    padding: 0.25rem 0.5rem;
    font-size: 0.8rem;
}

.feature-item {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.feature-input {
    flex: 1;
    padding: 0.5rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: #fff;
}

.feature-tags {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

.tag {
    padding: 0.25rem 0.75rem;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 15px;
    font-size: 0.8rem;
    color: #00d4ff;
}

.download-progress {
    margin-top: 1.5rem;
}

.progress-bar {
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #00d4ff, #7c3aed);
    border-radius: 4px;
    transition: width 0.3s;
}

.progress-text {
    display: block;
    margin-top: 0.5rem;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}

.download-settings {
    display: flex;
    gap: 1.5rem;
    margin: 1rem 0;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    flex-wrap: wrap;
}

.download-settings label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

.download-settings input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.batch-settings {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.batch-settings label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.8);
}

.batch-progress {
    margin-top: 1.5rem;
}

.batch-item {
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    margin-bottom: 0.5rem;
}

.batch-url {
    display: block;
    font-size: 0.9rem;
    margin-bottom: 0.3rem;
    word-break: break-all;
}

.batch-platform {
    display: block;
    font-size: 0.8rem;
    color: #00d4ff;
    margin-bottom: 0.3rem;
    font-weight: 500;
}

.batch-bar {
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    overflow: hidden;
}

.batch-fill {
    height: 100%;
    background: linear-gradient(90deg, #10b981, #059669);
    border-radius: 2px;
}

.batch-status {
    display: block;
    font-size: 0.8rem;
    margin-top: 0.25rem;
    color: #10b981;
}

.extract-result {
    margin-top: 1.5rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
}

.extract-result h4 {
    margin-bottom: 1rem;
    color: #00d4ff;
}

.result-content {
    white-space: pre-wrap;
    font-size: 0.9rem;
    line-height: 1.6;
}

.creative-settings {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.setting-group {
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
}

.setting-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: bold;
}

.setting-group input[type="number"],
.setting-group input[type="text"],
.setting-group select {
    width: 100%;
    padding: 0.5rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    color: #fff;
    margin-bottom: 0.5rem;
}

.setting-group input[type="checkbox"] {
    margin-right: 0.5rem;
}

.checkbox-group {
    display: flex;
    gap: 1rem;
    margin-bottom: 0.5rem;
}

.checkbox-group label {
    font-weight: normal;
    margin-bottom: 0;
}

.local-music-upload {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.file-input {
    display: none;
}

.file-name {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(0, 212, 255, 0.2);
    border: 1px dashed rgba(0, 212, 255, 0.5);
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.9rem;
    color: #00d4ff;
    margin-top: 0.5rem;
    transition: all 0.3s;
}

.file-name:hover {
    background: rgba(0, 212, 255, 0.3);
    border-color: rgba(0, 212, 255, 0.8);
}

.setting-group input[type="range"] {
    width: 100%;
    margin: 0.5rem 0;
}

.upload-area {
    border: 2px dashed rgba(255, 255, 255, 0.2);
    border-radius: 15px;
    padding: 3rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
    margin-bottom: 1rem;
}

.upload-area:hover {
    border-color: #00d4ff;
    background: rgba(0, 212, 255, 0.05);
}

.upload-icon {
    font-size: 3rem;
    display: block;
    margin-bottom: 1rem;
}

.upload-area input[type="file"] {
    display: none;
}

.restore-options {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.restore-options label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.8);
}

.image-results {
    margin-top: 1.5rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.image-result-item {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
}

.image-result-item img {
    width: 100%;
    height: auto;
    display: block;
}

.history-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.history-list {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    padding: 1rem;
}

.history-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.history-item:last-child {
    border-bottom: none;
}

.history-info {
    flex: 1;
}

.history-url {
    font-size: 0.9rem;
    word-break: break-all;
    margin-bottom: 0.25rem;
}

.history-time {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.5);
}

.history-actions {
    display: flex;
    gap: 0.5rem;
}

.empty-state {
    text-align: center;
    padding: 3rem;
    color: rgba(255, 255, 255, 0.5);
}

.empty-state span {
    font-size: 3rem;
    display: block;
    margin-bottom: 1rem;
}

.footer {
    text-align: center;
    padding: 2rem;
    background: rgba(0, 0, 0, 0.3);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer p {
    margin-bottom: 0.5rem;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    padding: 1rem;
}

.modal {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    border-radius: 20px;
    width: 100%;
    max-width: 500px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    overflow: hidden;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.close-btn {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    border: none;
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
}

.close-btn:hover {
    background: rgba(255, 255, 255, 0.2);
}

.modal-body {
    padding: 1.5rem;
}

.modal-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.modal-tab {
    flex: 1;
    padding: 0.75rem;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    min-width: 80px;
    color: #fff;
    cursor: pointer;
    transition: all 0.3s;
}

.modal-tab:hover,
.modal-tab.active {
    background: linear-gradient(90deg, #00d4ff, #7c3aed);
    border-color: transparent;
}

.modal-body form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.modal-body input {
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    color: #fff;
    font-size: 1rem;
}

.modal-body input:focus {
    outline: none;
    border-color: #00d4ff;
}

.checkbox-label {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.7);
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.checkbox-label a {
    color: #00d4ff;
    text-decoration: none;
}

.checkbox-label a:hover {
    text-decoration: underline;
}

.form-hint {
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.8rem;
}

.member-info {
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
}

.member-info p {
    margin-bottom: 0.5rem;
}

.member-info span {
    color: #00d4ff;
}

.member-actions {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.payment-plans {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.plan-card {
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s;
}

.plan-card:hover {
    border-color: #00d4ff;
    transform: translateY(-5px);
}

.plan-card.featured {
    border-color: #00d4ff;
    background: rgba(0, 212, 255, 0.1);
}

.plan-card h4 {
    margin-bottom: 0.5rem;
}

.plan-card .price {
    font-size: 1.5rem;
    font-weight: bold;
    color: #00d4ff;
    margin-bottom: 1rem;
}

.plan-card ul {
    list-style: none;
    padding: 0;
    margin-bottom: 1rem;
}

.plan-card li {
    font-size: 0.8rem;
    margin-bottom: 0.5rem;
    color: rgba(255, 255, 255, 0.8);
}

.subscribe-modal {
    max-width: 1200px;
    width: 95%;
    max-height: 90vh;
    overflow-y: auto;
}

.subscribe-plans {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.subscribe-plan-card {
    position: relative;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s;
}

.subscribe-plan-card:hover {
    transform: translateY(-5px);
    border-color: #00d4ff;
}

.subscribe-plan-card.featured {
    border-color: #00d4ff;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.1), rgba(124, 58, 237, 0.1));
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.2);
}

.plan-badge {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(255, 255, 255, 0.2);
    padding: 0.25rem 1rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: bold;
}

.plan-badge.popular {
    background: linear-gradient(90deg, #00d4ff, #7c3aed);
}

.subscribe-plan-card h4 {
    margin-top: 1rem;
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.subscribe-plan-card .price {
    font-size: 2rem;
    font-weight: bold;
    color: #00d4ff;
    margin-bottom: 0.25rem;
}

.subscribe-plan-card .original-price {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.5);
    text-decoration: line-through;
    margin-bottom: 1rem;
}

.plan-features {
    list-style: none;
    padding: 0;
    margin-bottom: 1.5rem;
}

.plan-features li {
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
    color: rgba(255, 255, 255, 0.8);
}

.subscribe-btn-action {
    width: 100%;
    padding: 0.75rem;
    font-weight: bold;
}

.payment-method {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.method-card {
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    text-align: center;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.3s;
}

.method-card:hover {
    border-color: #00d4ff;
}

.method-card.selected {
    border-color: #00d4ff;
    background: rgba(0, 212, 255, 0.1);
}

.method-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.qr-container {
    text-align: center;
    margin-bottom: 1.5rem;
}

.qr-placeholder {
    display: inline-block;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
}

.qr-code {
    width: 200px;
    height: 200px;
    background: linear-gradient(135deg, #fff, #f0f0f0);
    border-radius: 15px;
    margin: 0 auto 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
}

#paymentAmount {
    font-size: 1.5rem;
    font-weight: bold;
    color: #00d4ff;
    margin-bottom: 0.5rem;
}

#paymentTips {
    color: rgba(255, 255, 255, 0.7);
}

.payment-options {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.payment-option {
    flex: 1;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    color: #fff;
    cursor: pointer;
    transition: all 0.3s;
}

.payment-option:hover {
    border-color: #00d4ff;
}

.qr-code {
    text-align: center;
    margin-bottom: 1rem;
}

.qr-code img {
    max-width: 200px;
    border-radius: 10px;
}

.upload-section {
    border: 2px dashed rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    padding: 1.5rem;
    text-align: center;
}

.upload-section p {
    margin-bottom: 1rem;
}

.upload-section input[type="file"] {
    display: none;
}

.terms-content {
    max-height: 400px;
    overflow-y: auto;
    font-size: 0.9rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.8);
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        text-align: center;
    }

    .nav {
        order: 3;
        width: 100%;
        justify-content: center;
    }

    .user-section {
        order: 2;
    }

    .input-group {
        flex-direction: column;
    }

    .url-input,
    .url-textarea {
        width: 100%;
    }

    .btn {
        width: 100%;
    }

    .payment-plans {
        grid-template-columns: 1fr;
    }

    .payment-options {
        flex-direction: column;
    }
}