/* Global Styles */
:root {
    --primary-color: #4361ee;
    --primary-gradient: linear-gradient(135deg, #4361ee 0%, #3a0ca3 100%);
    --secondary-color: #7209b7;
    --dark-color: #1a1a2e;
    --light-color: #f8f9fa;
    --text-color: #2b2d42;
    --border-radius: 12px;
    --box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
    --section-padding: 70px 0;
    --heading-spacing: 35px;
    --success-color: #06d6a0;
    --error-color: #ef476f;
    --info-color: #118ab2;
}

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

body {
    font-family: 'Inter', 'Arial', sans-serif;
    line-height: 1.7;
    color: var(--text-color);
    background-color: #fff;
    font-size: 16px;
}

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 30px;
}

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: var(--transition);
}

a:hover {
    color: var(--secondary-color);
}

ul {
    list-style: none;
}

button {
    cursor: pointer;
    border: none;
    border-radius: var(--border-radius);
    padding: 15px 28px;
    font-weight: 600;
    transition: var(--transition);
    letter-spacing: 0.5px;
    font-size: 16px;
}

button:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

/* Icon Styles */
.fas, .fab, .far {
    margin-right: 10px;
    color: var(--primary-color);
    transition: var(--transition);
}

.feature-icon {
    font-size: 46px;
    margin-bottom: 20px;
    display: block;
    color: var(--primary-color);
    transition: var(--transition);
}

.fa-spinner {
    animation: spin 1s linear infinite;
}

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

.benefits i.fas {
    color: var(--primary-color);
}

.footer-links i.fas,
.social-links i.fab {
    color: var(--secondary-color);
}

/* Notification Styles */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background-color: white;
    border-radius: 10px;
    padding: 15px 20px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
    z-index: 1000;
    transform: translateX(120%);
    transition: transform 0.3s ease;
    max-width: 350px;
    border-left: 4px solid #4361ee;
}

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

.notification-content {
    display: flex;
    align-items: center;
}

.notification.success {
    border-left-color: #28a745;
}

.notification.error {
    border-left-color: #dc3545;
}

.notification.info {
    border-left-color: #4361ee;
}

.notification i {
    font-size: 20px;
    margin-right: 10px;
}

.notification.success i {
    color: #28a745;
}

.notification.error i {
    color: #dc3545;
}

.notification.info i {
    color: #4361ee;
}

.notification span {
    font-size: 14px;
    font-weight: 500;
    color: #333;
}

/* Media Card Styles */
.media-card {
    width: 100%;
    max-width: 800px;
    margin: 20px auto;
    border-radius: 15px;
    background-color: white;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.media-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    background: var(--primary-gradient);
    color: white;
}

.media-card-header h3 {
    font-size: 18px;
    font-weight: 600;
    margin: 0;
}

.close-btn {
    background: none;
    border: none;
    color: white;
    font-size: 16px;
    padding: 5px;
    cursor: pointer;
}

.close-btn i {
    margin-right: 0;
    color: white;
}

.media-card-body {
    padding: 20px;
}

.video-preview {
    width: 100%;
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 20px;
}

.video-preview video {
    width: 100%;
    display: block;
}

.images-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 15px;
    margin-bottom: 20px;
}

.image-item {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

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

.image-download-btn {
    position: absolute;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(255, 255, 255, 0.9);
    color: var(--primary-color);
    border-radius: 20px;
    padding: 5px 15px;
    font-size: 14px;
    font-weight: 500;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    opacity: 0;
    transition: opacity 0.3s ease;
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-item:hover .image-download-btn {
    opacity: 1;
}

.media-info {
    margin-bottom: 20px;
}

.media-info p {
    margin-bottom: 10px;
    font-size: 14px;
}

.download-actions {
    display: flex;
    justify-content: center;
}

.download-again-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-gradient);
    color: white;
    padding: 10px 20px;
    border-radius: 25px;
    font-weight: 600;
    text-decoration: none;
    box-shadow: 0 4px 10px rgba(255, 59, 48, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.download-again-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(255, 59, 48, 0.4);
    color: white;
}

.download-again-btn i {
    margin-right: 8px;
    color: white;
}

/* Animation Classes */
.animate__animated {
    animation-duration: 0.5s;
}

.animate__fadeIn {
    animation-name: fadeIn;
}

.animate__fadeOut {
    animation-name: fadeOut;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeOut {
    from {
        opacity: 1;
        transform: translateY(0);
    }
    to {
        opacity: 0;
        transform: translateY(20px);
    }
}

@keyframes progress-animation {
    0% {
        background-position: 0 0;
    }
    100% {
        background-position: 20px 0;
    }
}

/* Header Styles */
header {
    background-color: #fff;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 15px 0;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h1 {
    font-size: 22px;
    font-weight: 700;
    margin: 0;
    display: flex;
    align-items: center;
    letter-spacing: -0.5px;
}

.logo h1 a {
    color: var(--dark-color);
    text-decoration: none;
    display: flex;
    align-items: center;
}

.logo h1 a i {
    font-size: 24px;
    margin-right: 10px;
    color: var(--primary-color);
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.logo span {
    color: var(--primary-color);
    font-weight: 800;
}

nav ul {
    display: flex;
    gap: 25px;
}

nav ul li {
    position: relative;
}

nav ul li:last-child {
    margin-right: 0;
}

nav ul li a {
    color: var(--text-color);
    font-weight: 500;
    font-size: 15px;
    position: relative;
    padding-bottom: 5px;
}

nav ul li a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-gradient);
    transition: width 0.3s ease;
}

nav ul li a:hover::after {
    width: 100%;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #f8f9ff 0%, #f0f4ff 100%);
    padding: 80px 0 70px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(67, 97, 238, 0.1) 0%, rgba(114, 9, 183, 0.05) 100%);
    z-index: 1;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -150px;
    left: -150px;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(67, 97, 238, 0.08) 0%, rgba(114, 9, 183, 0.03) 100%);
    z-index: 1;
}

.hero .container {
    position: relative;
    z-index: 2;
}

.hero h2 {
    font-size: 36px;
    font-weight: 800;
    color: var(--dark-color);
    margin-bottom: 40px;
    text-align: center;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero h2 i {
    color: var(--primary-color);
    margin-right: 12px;
    font-size: 34px;
}

.download-form {
    display: flex;
    align-items: center;
    background-color: #fff;
    border-radius: var(--border-radius);
    padding: 8px;
    max-width: 800px;
    margin: 0 auto;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.04);
}

.download-form:hover {
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
}

.download-form input {
    flex: 1;
    border: none;
    padding: 15px 20px;
    font-size: 16px;
    outline: none;
    color: var(--text-color);
}

.download-form input:focus {
    outline: none;
}

.download-form input::placeholder {
    color: #aaa;
}

.paste-btn {
    background-color: #f0f4ff;
    color: var(--primary-color);
    margin-right: 8px;
    border-radius: 10px;
    padding: 12px 20px;
    font-weight: 600;
}

.paste-btn:hover {
    background-color: #e6ecff;
}

.paste-btn i {
    color: var(--primary-color);
}

.download-btn {
    background: var(--primary-gradient);
    color: white;
    border-radius: 10px;
    padding: 12px 25px;
    font-weight: 600;
    box-shadow: 0 5px 15px rgba(67, 97, 238, 0.3);
}

.download-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(67, 97, 238, 0.4);
}

.download-btn i {
    color: white;
}

.hero-divider {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 60px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 120' preserveAspectRatio='none'%3E%3Cpath d='M0,0V46.29c47.79,22.2,103.59,32.17,158,28,70.36-5.37,136.33-33.31,206.8-37.5C438.64,32.43,512.34,53.67,583,72.05c69.27,18,138.3,24.88,209.4,13.08,36.15-6,69.85-17.84,104.45-29.34C989.49,25,1113-14.29,1200,52.47V0Z' opacity='.25' fill='%234361ee'/%3E%3Cpath d='M0,0V15.81C13,36.92,27.64,56.86,47.69,72.05,99.41,111.27,165,111,224.58,91.58c31.15-10.15,60.09-26.07,89.67-39.8,40.92-19,84.73-46,130.83-49.67,36.26-2.85,70.9,9.42,98.6,31.56,31.77,25.39,62.32,62,103.63,73,40.44,10.79,81.35-6.69,119.13-24.28s75.16-39,116.92-43.05c59.73-5.85,113.28,22.88,168.9,38.84,30.2,8.66,59,6.17,87.09-7.5,22.43-10.89,48-26.93,60.65-49.24V0Z' opacity='.5' fill='%234361ee'/%3E%3Cpath d='M0,0V5.63C149.93,59,314.09,71.32,475.83,42.57c43-7.64,84.23-20.12,127.61-26.46,59-8.63,112.48,12.24,165.56,35.4C827.93,77.22,886,95.24,951.2,90c86.53-7,172.46-45.71,248.8-84.81V0Z' fill='%234361ee'/%3E%3C/svg%3E");
    background-size: cover;
    background-position: center;
    z-index: 3;
}

/* Features Section */
.features {
    padding: var(--section-padding);
    background-color: #fff;
    position: relative;
    z-index: 2;
}

.features .container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background-color: #fff;
    border-radius: var(--border-radius);
    padding: 35px 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(0, 0, 0, 0.03);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 0;
    background: var(--primary-gradient);
    transition: height 0.4s ease;
}

.feature-card::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background: linear-gradient(135deg, rgba(67, 97, 238, 0.03) 0%, rgba(114, 9, 183, 0.03) 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
}

.feature-card:hover::before {
    height: 100%;
}

.feature-card:hover::after {
    opacity: 1;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1);
    color: var(--secondary-color);
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.feature-card h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: var(--dark-color);
    font-weight: 700;
    position: relative;
}

.feature-card p {
    color: #666;
    margin-bottom: 0;
    font-size: 15px;
    line-height: 1.7;
}

/* Best Service Section */
.best-service {
    padding: var(--section-padding);
    background: linear-gradient(135deg, #f8f9ff 0%, #f0f4ff 100%);
    position: relative;
    overflow: hidden;
}

.best-service::before {
    content: '';
    position: absolute;
    top: 50%;
    left: -100px;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(67, 97, 238, 0.08) 0%, rgba(114, 9, 183, 0.04) 100%);
    z-index: 0;
}

.best-service h2 {
    font-size: 32px;
    font-weight: 800;
    margin-bottom: var(--heading-spacing);
    color: var(--dark-color);
    text-align: center;
    position: relative;
    z-index: 1;
}

.best-service h2 i {
    color: var(--primary-color);
    margin-right: 10px;
    font-size: 30px;
}

.best-service p {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    color: #555;
    font-size: 17px;
    line-height: 1.8;
    position: relative;
    z-index: 1;
}

.why-choose-us {
    padding: var(--section-padding);
    background-color: #fff;
}

.why-choose-us h2 {
    font-size: 32px;
    font-weight: 800;
    margin-bottom: 25px;
    color: var(--dark-color);
    text-align: center;
}

.why-choose-us h2 i {
    color: var(--primary-color);
    margin-right: 10px;
}

.why-choose-us p {
    max-width: 900px;
    margin: 0 auto 40px;
    text-align: center;
    color: #555;
    font-size: 17px;
    line-height: 1.8;
}

.stats-container {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin: 50px 0;
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
}

.stat-number {
    font-size: 42px;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 10px;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-label {
    font-size: 16px;
    font-weight: 500;
    color: #555;
}

/* How-to Section */
.how-to {
    padding: var(--section-padding);
    background-color: #fff;
}

.how-to h2 {
    font-size: 32px;
    font-weight: 800;
    margin-bottom: var(--heading-spacing);
    color: var(--dark-color);
    text-align: center;
    position: relative;
}

.how-to h2 i {
    color: var(--primary-color);
    margin-right: 10px;
}

.how-to h3 {
    font-size: 24px;
    margin: 40px 0 25px;
    color: var(--dark-color);
    font-weight: 700;
}

.steps-list {
    padding-left: 0;
}

.step-item {
    display: flex;
    align-items: center;
    margin-bottom: 25px;
    padding: 25px;
    border-radius: var(--border-radius);
    background-color: #fff;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.03);
}

.step-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
}

.step-number {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--primary-gradient);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
    margin-right: 25px;
    flex-shrink: 0;
    box-shadow: 0 5px 15px rgba(67, 97, 238, 0.3);
    position: relative;
    overflow: hidden;
}

.step-number::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2) 0%, rgba(255, 255, 255, 0) 50%);
    border-radius: 50%;
}

.step-content {
    flex: 1;
}

.step-content strong {
    display: block;
    margin-bottom: 8px;
    font-size: 18px;
    color: var(--dark-color);
}

.benefits {
    background-color: #f9f9f9;
    padding: 30px;
    border-radius: var(--border-radius);
    margin: 30px 0;
    box-shadow: var(--box-shadow);
}

.benefits p {
    font-weight: 600;
    margin-bottom: 20px;
    font-size: 18px;
}

.benefits ul li {
    margin-bottom: 15px;
    padding-left: 30px;
    position: relative;
    transition: var(--transition);
}

.benefits ul li:hover {
    transform: translateX(5px);
}

.benefits ul li i {
    position: absolute;
    left: 0;
    top: 5px;
}

/* Mobile & PC Instructions */
.mobile-instructions, .pc-instructions {
    padding: var(--section-padding);
    background-color: #fff;
}

.mobile-instructions h3, .pc-instructions h3 {
    font-size: 28px;
    margin-bottom: 30px;
    color: var(--dark-color);
    font-weight: 700;
    position: relative;
    display: inline-block;
}

.mobile-instructions p, .pc-instructions p {
    margin-bottom: 20px;
    line-height: 1.8;
}

.platform-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-top: 30px;
}

.platform-tags span {
    background-color: #f5f5f5;
    padding: 10px 20px;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 500;
    color: var(--dark-color);
    transition: var(--transition);
    cursor: default;
}

.platform-tags span:hover {
    background-color: var(--light-color);
}

.platform-tags span i {
    color: var(--primary-color);
}

/* Two Column Layout */
.two-columns {
    display: flex;
    gap: 40px;
    align-items: center;
}

.column {
    flex: 1;
}

/* Phone & Desktop Mockups */
.phone-mockup, .desktop-mockup {
    background: linear-gradient(145deg, #1a1a2e, #16213e);
    border-radius: 40px;
    padding: 12px;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.2);
    position: relative;
    max-width: 300px;
    margin: 0 auto;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.phone-screen {
    background-color: #f8f9fa;
    border-radius: 32px;
    overflow: hidden;
    height: 600px;
    position: relative;
}

.app-interface {
    height: 100%;
    display: flex;
    flex-direction: column;
}

.app-header {
    background: #fff;
    padding: 15px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.app-header span {
    font-weight: 600;
    font-size: 16px;
}

.app-header i {
    font-size: 18px;
    color: #333;
    cursor: pointer;
}

.app-content {
    flex: 1;
    background: #fff;
}

.video-container {
    padding: 15px;
}

.video-preview {
    background: linear-gradient(45deg, #4361ee, #3f37c9);
    height: 200px;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 15px;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.video-preview:hover {
    transform: scale(1.02);
}

.video-preview i {
    font-size: 48px;
    color: white;
    opacity: 0.9;
}

.video-info {
    padding: 10px 0;
}

.video-info h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 5px;
}

.video-info p {
    font-size: 14px;
    color: #666;
}

.video-actions {
    display: flex;
    gap: 15px;
    padding: 10px 0;
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    margin-top: 10px;
}

.action-btn {
    background: none;
    border: none;
    padding: 8px 15px;
    border-radius: 20px;
    font-size: 14px;
    color: #333;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: background-color 0.3s ease;
}

.action-btn:hover {
    background-color: #f0f2f5;
}

.action-btn i {
    font-size: 16px;
}

.action-btn.download-icon {
    margin-left: auto;
    color: var(--primary-color);
}

/* Desktop mockup styles */
.desktop-mockup {
    max-width: 600px;
    border-radius: 10px;
    padding: 8px;
}

.desktop-screen {
    height: 400px;
    border-radius: 6px;
    background: #fff;
}

.browser-header {
    display: flex;
    align-items: center;
    padding: 8px 15px;
    background: #f0f2f5;
    border-top-left-radius: 6px;
    border-top-right-radius: 6px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.browser-actions {
    display: flex;
    gap: 8px;
    margin-right: 15px;
}

.action {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.action.close {
    background: #ff5f57;
}

.action.minimize {
    background: #febc2e;
}

.action.maximize {
    background: #28c840;
}

.browser-address {
    flex: 1;
    background: #fff;
    border-radius: 15px;
    padding: 6px 12px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: #666;
}

.browser-address i {
    color: #28c840;
    font-size: 12px;
}

.browser-menu {
    margin-left: 15px;
    color: #666;
}

.browser-content {
    padding: 20px;
}

.site-header {
    text-align: center;
    margin-bottom: 25px;
}

.site-logo {
    width: 48px;
    height: 48px;
    margin-bottom: 10px;
}

.site-header h1 {
    font-size: 24px;
    color: var(--dark-color);
    font-weight: 700;
}

.site-form {
    max-width: 480px;
    margin: 0 auto;
}

.input-group {
    display: flex;
    align-items: center;
    background: #f8f9fa;
    border-radius: 10px;
    padding: 8px 15px;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.input-group i {
    color: #666;
    margin-right: 10px;
}

.input-group input {
    flex: 1;
    border: none;
    background: none;
    padding: 8px 0;
    font-size: 14px;
}

.input-group input:focus {
    outline: none;
}

.input-group .download-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 8px 20px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.input-group .download-btn:hover {
    background: var(--secondary-color);
}

.site-features {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-top: 30px;
}

.feature {
    text-align: center;
}

.feature i {
    font-size: 24px;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.feature span {
    font-size: 14px;
    color: #666;
}

/* FAQ Section */
.faq {
    padding: var(--section-padding);
    background: linear-gradient(135deg, #f8f9ff 0%, #f0f4ff 100%);
    position: relative;
}

.faq h2 {
    font-size: 32px;
    font-weight: 800;
    margin-bottom: var(--heading-spacing);
    color: var(--dark-color);
    text-align: center;
    position: relative;
    z-index: 1;
}

.faq h2 i {
    color: var(--primary-color);
    margin-right: 10px;
    font-size: 30px;
}

.accordion {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.faq-item {
    background-color: #fff;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.03);
    margin-bottom: 15px;
}

.faq-item:hover {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    transform: translateY(-2px);
}

.faq-header {
    padding: 20px 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    position: relative;
    transition: background-color 0.3s ease;
}

.faq-item:hover .faq-header {
    background-color: rgba(67, 97, 238, 0.03);
}

.faq-item.active .faq-header {
    background-color: rgba(67, 97, 238, 0.05);
}

.faq-header h4 {
    font-size: 17px;
    margin: 0;
    font-weight: 600;
    color: var(--dark-color);
    transition: color 0.3s ease;
}

.faq-item.active .faq-header h4 {
    color: var(--primary-color);
}

.faq-header h4 i {
    color: var(--primary-color);
    margin-right: 10px;
    font-size: 16px;
    transition: transform 0.3s ease;
}

.faq-item.active .faq-header h4 i {
    transform: scale(1.2);
}

.toggle-icon {
    transition: transform 0.3s ease;
    color: var(--primary-color);
}

.faq-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
    background-color: #fff;
    padding: 0 25px;
}

.faq-item.active .toggle-icon {
    transform: rotate(180deg);
}

.faq-item.active .faq-content {
    max-height: 500px;
    padding: 0 25px 20px;
}

/* Footer */
footer {
    background-color: var(--dark-color);
    color: #fff;
    padding: 60px 0 30px;
    position: relative;
    overflow: hidden;
}

footer::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: rgba(67, 97, 238, 0.05);
    z-index: 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    position: relative;
    z-index: 1;
}

.footer-links {
    display: flex;
    gap: 25px;
}

.footer-links a {
    color: #fff;
    font-size: 15px;
    font-weight: 500;
    transition: var(--transition);
    opacity: 0.8;
}

.footer-links a:hover {
    opacity: 1;
    color: var(--secondary-color);
}

.language-selector-container {
    position: relative;
}

.language-select {
    background-color: rgba(255, 255, 255, 0.1);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 10px 15px;
    border-radius: var(--border-radius);
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23ffffff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 15px center;
    padding-right: 35px;
    transition: var(--transition);
    min-width: 140px;
}

.language-select:hover {
    background-color: rgba(255, 255, 255, 0.15);
}

.language-select:focus {
    outline: none;
    border-color: rgba(255, 255, 255, 0.3);
}

.language-select option {
    background-color: var(--dark-color);
    color: #fff;
    font-size: 15px;
}

.copyright {
    text-align: center;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    z-index: 1;
}

.copyright i {
    margin-right: 5px;
}

.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary-gradient);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(67, 97, 238, 0.3);
    z-index: 999;
    overflow: hidden;
}

.back-to-top::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2) 0%, rgba(255, 255, 255, 0) 50%);
    border-radius: 50%;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        box-shadow: 0 5px 15px rgba(67, 97, 238, 0.3);
    }
    50% {
        box-shadow: 0 5px 25px rgba(67, 97, 238, 0.5);
    }
    100% {
        box-shadow: 0 5px 15px rgba(67, 97, 238, 0.3);
    }
}

.back-to-top:hover {
    transform: translateY(-5px);
}

.back-to-top i {
    color: white;
    font-size: 20px;
    margin: 0;
}

/* Responsive Styles */
@media (max-width: 1200px) {
    .container {
        padding: 0 20px;
    }
    
    .hero h2 {
        font-size: 42px;
    }
    
    .hero h2 i {
        font-size: 38px;
    }
}

@media (max-width: 992px) {
    :root {
        --section-padding: 50px 0;
        --heading-spacing: 30px;
    }
    
    .features .container {
        flex-direction: column;
        gap: 30px;
    }
    
    .feature-card {
        max-width: 500px;
        margin: 0 auto;
    }
    
    .hero h2 {
        font-size: 38px;
    }
    
    .best-service h2, .how-to h2, .faq h2 {
        font-size: 32px;
    }
    
    .two-columns {
        flex-direction: column;
        gap: 50px;
    }
    
    .column {
        width: 100%;
    }
    
    .phone-mockup, .desktop-mockup {
        margin-bottom: 30px;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 40px 0;
        --heading-spacing: 25px;
    }
    
    header {
        padding: 15px 0;
    }
    
    header .container {
        flex-direction: column;
        gap: 15px;
    }
    
    .logo h1 {
        font-size: 22px;
    }
    
    nav ul {
        justify-content: center;
    }
    
    .download-form {
        flex-direction: column;
        max-width: 100%;
    }
    
    .download-form input, 
    .paste-btn, 
    .download-btn {
        width: 100%;
        border-radius: var(--border-radius);
        margin-bottom: 10px;
    }
    
    .best-service p {
        padding: 25px;
        font-size: 16px;
    }
    
    .feature-icon {
        font-size: 40px;
    }
    
    .hero {
        padding: 50px 0 30px;
    }
    
    .features, .best-service, .how-to, .faq {
        padding: 40px 0;
    }
    
    .mobile-instructions, .pc-instructions {
        padding: 40px 0;
    }
    
    .footer-links {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    
    .language-select {
        padding: 8px 30px 8px 12px;
        font-size: 14px;
    }
}

@media (max-width: 576px) {
    .hero h2 {
        font-size: 28px;
    }
    
    .hero h2 i {
        font-size: 26px;
    }
    
    .how-to h2, .best-service h2, .faq h2 {
        font-size: 26px;
    }
    
    .how-to h3, .mobile-instructions h3, .pc-instructions h3 {
        font-size: 22px;
    }
    
    .language-select {
        width: 180px;
        max-height: 250px;
    }
    
    .language-selector {
        padding: 6px 10px;
        font-size: 14px;
    }
    
    .language-selector i {
        font-size: 14px;
    }
    
    .feature-icon {
        font-size: 36px;
    }
    
    .footer-links {
        margin-bottom: 20px;
    }
    
    .step-item {
        flex-direction: column;
    }
    
    .step-number {
        margin-bottom: 15px;
    }
}

/* Download Progress Styles */
.download-results {
    margin-top: 20px;
    background-color: #fff;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    text-align: left;
}

.success-message, .error-message {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

.success-message i {
    color: #28a745;
    font-size: 24px;
    margin-right: 10px;
}

.error-message i {
    color: #dc3545;
    font-size: 24px;
    margin-right: 10px;
}

.video-info {
    margin-bottom: 20px;
}

.info-item {
    display: flex;
    margin-bottom: 8px;
    font-size: 14px;
}

.info-label {
    font-weight: 600;
    width: 60px;
    color: #555;
}

.info-value {
    color: #333;
}

.download-actions {
    text-align: center;
}

.start-download-btn, .download-file-btn, .retry-btn {
    display: inline-block;
    padding: 12px 25px;
    background-color: #ff3b30;
    color: white;
    border-radius: 25px;
    font-size: 16px;
    box-shadow: 0 4px 10px rgba(255, 59, 48, 0.3);
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    text-decoration: none;
    font-weight: 600;
}

.start-download-btn:hover, .download-file-btn:hover, .retry-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(255, 59, 48, 0.4);
    background-color: #e02e24;
    color: white;
}

.download-file-btn {
    background-color: #4CAF50;
    box-shadow: 0 4px 10px rgba(76, 175, 80, 0.3);
}

.download-file-btn:hover {
    background-color: #3d8b40;
    box-shadow: 0 6px 15px rgba(76, 175, 80, 0.4);
}

.retry-btn {
    background-color: #2196F3;
    box-shadow: 0 4px 10px rgba(33, 150, 243, 0.3);
}

.retry-btn:hover {
    background-color: #0c7cd5;
    box-shadow: 0 6px 15px rgba(33, 150, 243, 0.4);
}

.download-progress {
    margin-top: 15px;
    background-color: transparent;
    border-radius: 8px;
    width: 100%;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.progress-bar-container {
    height: 10px;
    background-color: #e9ecef;
    border-radius: 20px;
    overflow: hidden;
    margin-bottom: 12px;
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.1);
    position: relative;
}

.progress-bar {
    height: 100%;
    background-color: #ff3b30;
    border-radius: 20px;
    transition: width 0.5s ease;
    position: relative;
}

.progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        45deg,
        rgba(255, 255, 255, 0.2) 25%,
        transparent 25%,
        transparent 50%,
        rgba(255, 255, 255, 0.2) 50%,
        rgba(255, 255, 255, 0.2) 75%,
        transparent 75%,
        transparent
    );
    background-size: 20px 20px;
    animation: progress-animation 2s linear infinite;
}

.progress-info-center {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
    font-size: 13px;
    color: #666;
    text-align: center;
}

.progress-percentage {
    font-weight: 600;
    color: #333;
    font-size: 14px;
}

.progress-speed, .progress-eta {
    color: #666;
}

.downloading-status {
    margin-bottom: 15px;
    text-align: center;
    color: #333;
    font-weight: 500;
}

.downloading-status span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

.downloading-status.completed span {
    color: #4CAF50;
    font-weight: 600;
}

.downloading-status.failed span {
    color: #ff3b30;
    font-weight: 600;
}

.downloading-status i {
    color: #ff3b30;
    margin-right: 8px;
    font-size: 16px;
}

.downloading-status.completed i {
    color: #4CAF50;
}

.downloading-status.failed i {
    color: #ff3b30;
}

.download-button-container {
    display: flex;
    justify-content: center;
    margin-top: 15px;
}

.download-file-btn, .retry-btn {
    min-width: 180px;
}

/* Page Header */
.page-header {
    background: var(--primary-gradient);
    padding: 60px 0;
    text-align: center;
    color: #fff;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: -50px;
    left: -50px;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    z-index: 0;
}

.page-header h1 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 15px;
    position: relative;
    z-index: 1;
}

.page-header p {
    font-size: 18px;
    max-width: 600px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

/* About Content */
.about-content {
    padding: var(--section-padding);
}

.about-section {
    margin-bottom: 50px;
    padding: 30px;
    background-color: #fff;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.about-section h2 {
    font-size: 24px;
    color: var(--primary-color);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.about-section h2 i {
    color: var(--secondary-color);
}

.about-section p {
    margin-bottom: 20px;
    line-height: 1.7;
}

.about-section p:last-child {
    margin-bottom: 0;
}

/* Contact Content */
.contact-content {
    padding: var(--section-padding);
}

.contact-info {
    padding: 30px;
    background-color: #fff;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    height: 100%;
}

.contact-methods {
    margin-top: 30px;
}

.contact-method {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.contact-method:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.contact-method i {
    font-size: 24px;
    color: var(--secondary-color);
    margin-top: 5px;
}

.contact-method h3 {
    font-size: 18px;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.contact-method p {
    margin-bottom: 10px;
}

.social-icons {
    display: flex;
    gap: 15px;
    margin-top: 10px;
}

.social-icons a {
    width: 40px;
    height: 40px;
    background-color: #f5f5f5;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-color);
    transition: var(--transition);
}

.social-icons a:hover {
    background-color: var(--primary-color);
    color: #fff;
}

.faq-link {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
}

.faq-link h3 {
    font-size: 18px;
    margin-bottom: 10px;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

.faq-link h3 i {
    color: var(--secondary-color);
}

.contact-form-container {
    padding: 30px;
    background-color: #fff;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    height: 100%;
}

.contact-form {
    margin-top: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-color);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #e0e0e0;
    border-radius: var(--border-radius);
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.1);
}

.checkbox-container {
    display: flex;
    align-items: center;
    gap: 10px;
}

.checkbox-container input {
    width: auto;
}

.submit-btn, .chat-btn {
    background: var(--primary-gradient);
    color: #fff;
    border: none;
    padding: 12px 25px;
    border-radius: 30px;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: var(--transition);
}

.submit-btn:hover, .chat-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(var(--primary-rgb), 0.3);
}

.chat-btn {
    margin-top: 10px;
    padding: 10px 20px;
    font-size: 14px;
}

.response-time {
    margin-top: 40px;
    padding: 20px;
    background-color: #f9f9f9;
    border-radius: var(--border-radius);
    text-align: center;
}

.response-time h3 {
    font-size: 18px;
    margin-bottom: 10px;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.response-time h3 i {
    color: var(--secondary-color);
}

/* Legal Content */
.legal-content {
    padding: var(--section-padding);
}

.legal-section {
    padding: 30px;
    background-color: #fff;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.last-updated {
    margin-bottom: 20px;
    font-style: italic;
    color: #777;
}

.legal-intro {
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.legal-section h2 {
    font-size: 24px;
    color: var(--primary-color);
    margin: 30px 0 15px;
}

.legal-section h3 {
    font-size: 18px;
    color: var(--text-color);
    margin: 25px 0 15px;
}

.legal-section p {
    margin-bottom: 15px;
    line-height: 1.7;
}

.legal-section ul {
    margin-bottom: 20px;
    padding-left: 20px;
}

.legal-section ul li {
    margin-bottom: 10px;
    line-height: 1.6;
}

.legal-section a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.legal-section a:hover {
    color: var(--secondary-color);
    text-decoration: underline;
}

/* How to download page styles */
.how-to-content {
    padding: var(--section-padding);
    background-color: #fff;
}

.intro-text {
    max-width: 900px;
    margin: 0 auto 40px;
    text-align: center;
}

.download-steps {
    max-width: 900px;
    margin: 0 auto 40px;
}

.benefits-section {
    max-width: 900px;
    margin: 0 auto 40px;
}

.device-instructions {
    margin-top: 60px;
}

.device-instructions h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 32px;
    color: var(--dark-color);
}

.try-now-section {
    text-align: center;
    margin-top: 60px;
    padding: 40px;
    background-color: #f9f9f9;
    border-radius: var(--border-radius);
}

.try-now-section h2 {
    margin-bottom: 20px;
    font-size: 32px;
    color: var(--dark-color);
}

.cta-button {
    display: inline-block;
    margin-top: 20px;
    padding: 15px 30px;
    background: var(--primary-gradient);
    color: #fff;
    border-radius: 30px;
    font-weight: 600;
    transition: var(--transition);
    text-decoration: none;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    color: #fff;
}

/* HD download page styles */
.hd-content {
    padding: var(--section-padding);
    background-color: #fff;
}

.features-section h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 32px;
    color: var(--dark-color);
}

.features {
    display: flex;
    justify-content: space-between;
    gap: 30px;
    margin-bottom: 60px;
}

.quality-section {
    margin-top: 60px;
}

.quality-section h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 32px;
    color: var(--dark-color);
}

.quality-comparison {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 30px;
}

.quality-item {
    flex: 1;
    max-width: 400px;
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    background-color: #fff;
}

.quality-item.featured {
    border: 2px solid var(--primary-color);
    transform: translateY(-10px);
}

.quality-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid #eee;
}

.quality-badge {
    padding: 5px 10px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    color: #fff;
    background-color: var(--primary-color);
}

.quality-item ul {
    list-style: none;
}

.quality-item ul li {
    margin-bottom: 12px;
    display: flex;
    align-items: center;
}

.quality-item ul li i {
    margin-right: 10px;
}

.quality-item ul li i.fa-check {
    color: var(--success-color);
}

.quality-item ul li i.fa-times {
    color: var(--error-color);
}

.faq-section {
    margin-top: 60px;
}

.faq-section h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 32px;
    color: var(--dark-color);
}

/* Responsive styles for new pages */
@media (max-width: 992px) {
    .features {
        flex-direction: column;
    }
    
    .quality-comparison {
        flex-direction: column;
        align-items: center;
    }
    
    .quality-item.featured {
        transform: none;
    }
}

@media (max-width: 768px) {
    .intro-text h2, 
    .device-instructions h2, 
    .try-now-section h2,
    .features-section h2,
    .quality-section h2,
    .faq-section h2 {
        font-size: 28px;
    }
    
    .quality-item {
        width: 100%;
    }
}

/* 页面底部的语言选择器特殊处理 */
footer .language-select {
    bottom: 100%;
    top: auto;
    left: auto;
    right: 0;
}

/* 确保下拉菜单在页面底部时也能完全显示 */
@media (max-width: 768px) {
    .language-select {
        max-height: 200px;
    }
}

.quality-options {
    margin: 15px 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.quality-options h4 {
    font-size: 16px;
    margin-bottom: 10px;
    color: var(--text-color);
}

.download-quality-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-gradient);
    color: white;
    padding: 10px 15px;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
    text-decoration: none;
    margin-right: 10px;
    margin-bottom: 10px;
}

.download-quality-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(67, 97, 238, 0.3);
}

.download-quality-btn i {
    margin-right: 8px;
    color: white;
}

/* Premium Content Message */
.premium-message {
    width: 100%;
    max-width: 800px;
    margin: 20px auto;
    padding: 30px;
    background-color: #fff;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    text-align: center;
    border: 2px solid #ffd700;
}

.premium-icon {
    margin-bottom: 15px;
}

.premium-icon i {
    font-size: 48px;
    color: #ffd700;
    margin-right: 0;
}

.premium-message h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: var(--dark-color);
}

.premium-message p {
    margin-bottom: 20px;
    color: #666;
}

.premium-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-gradient);
    color: white;
    padding: 12px 25px;
    border-radius: 25px;
    font-weight: 600;
    text-decoration: none;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.premium-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(67, 97, 238, 0.4);
    color: white;
}

.premium-link i {
    margin-right: 8px;
    color: white;
}

/* Sample Video Styles */
.sample-badge {
    display: inline-block;
    background-color: #ff9800;
    color: white;
    font-size: 12px;
    padding: 3px 8px;
    border-radius: 12px;
    margin-left: 10px;
    vertical-align: middle;
    font-weight: normal;
}

.sample-badge i {
    color: white;
    margin-right: 4px;
    font-size: 10px;
}

.sample-info {
    background-color: #fff3e0;
    padding: 10px;
    border-radius: 8px;
    border-left: 3px solid #ff9800;
    margin-top: 10px;
}

.sample-info i {
    color: #ff9800;
    margin-right: 5px;
}

/* Original Link Button */
.original-link-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: #f5f5f5;
    color: var(--text-color);
    padding: 10px 15px;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
    text-decoration: none;
    margin-top: 15px;
    width: 100%;
    text-align: center;
}

.original-link-btn:hover {
    background-color: #e0e0e0;
    transform: translateY(-2px);
}

.original-link-btn i {
    margin-right: 8px;
    color: var(--text-color);
}

/* Download Results Styling */
.download-results {
    margin-top: 20px;
    background-color: #fff;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    text-align: left;
}

.success-message, .error-message {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

.success-message i {
    color: #28a745;
    font-size: 24px;
    margin-right: 10px;
}

.error-message i {
    color: #dc3545;
    font-size: 24px;
    margin-right: 10px;
}

.video-info {
    margin-bottom: 20px;
}

.info-item {
    display: flex;
    margin-bottom: 8px;
    font-size: 14px;
}

.info-label {
    font-weight: 600;
    width: 60px;
    color: #555;
}

.info-value {
    color: #333;
}

.download-actions {
    text-align: center;
}

.start-download-btn, .download-file-btn, .retry-btn {
    display: inline-block;
    padding: 12px 25px;
    background-color: #ff3b30;
    color: white;
    border-radius: 25px;
    font-size: 16px;
    box-shadow: 0 4px 10px rgba(255, 59, 48, 0.3);
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    text-decoration: none;
    font-weight: 600;
}

.start-download-btn:hover, .download-file-btn:hover, .retry-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(255, 59, 48, 0.4);
    background-color: #e02e24;
    color: white;
}

.download-progress {
    margin-top: 20px;
}

.progress-bar-container {
    height: 10px;
    background-color: #e9ecef;
    border-radius: 5px;
    overflow: hidden;
    margin-bottom: 10px;
}

.progress-bar {
    height: 100%;
    background-color: #ff3b30;
    transition: width 0.3s ease;
}

.progress-info {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: #666;
}

.progress-percentage {
    font-weight: 600;
    color: #333;
}

.downloading-status {
    margin-bottom: 10px;
    text-align: center;
    color: #333;
    font-weight: 500;
}

.downloading-status span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.downloading-status i {
    color: #ff3b30;
    margin-right: 8px;
    font-size: 16px;
}

/* Error Section */
.error-section {
    padding: 60px 0;
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.error-container {
    background-color: white;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    padding: 40px;
    max-width: 500px;
    width: 100%;
    text-align: center;
    margin: 0 auto;
}

.error-icon {
    font-size: 64px;
    color: #ff3b30;
    margin-bottom: 20px;
}

.error-container h2 {
    margin-top: 0;
    color: #ff3b30;
    font-size: 28px;
    margin-bottom: 16px;
}

.error-message {
    font-size: 16px;
    line-height: 1.6;
    margin-bottom: 25px;
    color: #555;
}

.error-actions {
    margin-top: 30px;
}

.error-actions .btn {
    padding: 12px 24px;
    font-size: 16px;
}

/* API Error Message */
.api-error {
    background-color: #fff5f5;
    border-left: 4px solid #ff3b30;
    padding: 15px;
    margin: 20px 0;
    border-radius: 4px;
    color: #d32f2f;
    font-size: 14px;
}

/* Add styles for Python API button */
.python-download-btn {
    background-color: #4B8BBE;
    color: white;
    border: none;
    padding: 10px 15px;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 600;
    transition: background-color 0.3s ease;
    display: inline-flex;
    align-items: center;
    margin-left: 5px;
}

.python-download-btn:hover {
    background-color: #306998;
}

.python-download-btn i {
    margin-right: 8px;
}

.nav-button {
    background-color: #4B8BBE;
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 600;
    transition: background-color 0.3s ease;
    display: inline-flex;
    align-items: center;
    text-decoration: none;
}

.nav-button:hover {
    background-color: #306998;
    text-decoration: none;
    color: white;
}

.nav-button i {
    margin-right: 8px;
}