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

:root {
    --primary-color: #00CED1;
    --secondary-color: #FF69B4;
    --accent-color: #FFD700;
    --bg-dark: #000000;
    --bg-darker: #0a0a0a;
    --bg-card: #111111;
    --bg-card-hover: #1a1a1a;
    --text-primary: #ffffff;
    --text-secondary: #cccccc;
    --text-muted: #888888;
    --border-color: rgba(255, 255, 255, 0.1);
    --gradient-1: linear-gradient(135deg, #00CED1 0%, #FF69B4 100%);
    --gradient-2: linear-gradient(135deg, #2d1b69 0%, #11998e 50%, #38ef7d 100%);
    --gradient-3: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    padding: 1rem 0;
    transition: all 0.3s ease;
}

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

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
    font-size: 0.95rem;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-1);
    transition: width 0.3s ease;
}

.nav-menu a:hover {
    color: var(--primary-color);
}

.nav-menu a:hover::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: all 0.3s ease;
}

/* Buttons */
.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

.btn-primary {
    background: var(--gradient-1);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(0, 206, 209, 0.4);
}

.btn-large {
    padding: 16px 32px;
    font-size: 1.1rem;
}

.btn-gradient {
    background: var(--gradient-1);
    color: white;
}

.btn-gradient:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 206, 209, 0.5);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 100px;
    padding-bottom: 80px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.stars, .stars2, .stars3 {
    position: absolute;
    width: 100%;
    height: 100%;
    background: transparent;
}

.stars {
    animation: animateStars 50s linear infinite;
    background-image: radial-gradient(2px 2px at 20% 30%, white, transparent),
                      radial-gradient(2px 2px at 60% 70%, white, transparent),
                      radial-gradient(1px 1px at 50% 50%, white, transparent);
    background-size: 200% 200%;
}

.stars2 {
    animation: animateStars 100s linear infinite;
    background-image: radial-gradient(1px 1px at 40% 60%, white, transparent),
                      radial-gradient(1px 1px at 80% 20%, white, transparent);
    background-size: 200% 200%;
}

.stars3 {
    animation: animateStars 150s linear infinite;
    background-image: radial-gradient(1px 1px at 10% 80%, white, transparent),
                      radial-gradient(1px 1px at 90% 40%, white, transparent);
    background-size: 200% 200%;
}

@keyframes animateStars {
    from { transform: translateY(0); }
    to { transform: translateY(-2000px); }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.gradient-text {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    line-height: 1.8;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.hero-cta {
    margin-top: 2rem;
}

.hero-note {
    margin-top: 1rem;
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* Section Styles */
section {
    padding: 80px 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
}

.section-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

/* Why Join Section */
.why-join {
    background: var(--bg-darker);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    background: var(--bg-card-hover);
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(0, 206, 209, 0.2);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.feature-text {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Profile Section */
.profile-section {
    background: var(--bg-dark);
}

.profile-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.profile-list {
    list-style: none;
    margin: 2rem 0;
}

.profile-list li {
    padding: 0.75rem 0;
    font-size: 1.1rem;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
}

.profile-note {
    margin-top: 1.5rem;
    color: var(--text-secondary);
    font-style: italic;
}

.profile-visual {
    display: flex;
    justify-content: center;
}

.profile-card-preview {
    background: var(--bg-card);
    border-radius: 16px;
    padding: 2rem;
    width: 100%;
    max-width: 400px;
    border: 1px solid var(--border-color);
}

.preview-header {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.preview-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--gradient-1);
}

.preview-info {
    flex: 1;
}

.preview-name {
    height: 20px;
    width: 60%;
    background: var(--bg-card-hover);
    border-radius: 4px;
    margin-bottom: 0.5rem;
}

.preview-title {
    height: 16px;
    width: 40%;
    background: var(--bg-card-hover);
    border-radius: 4px;
}

.preview-content {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.preview-item {
    height: 12px;
    background: var(--bg-card-hover);
    border-radius: 4px;
}

.preview-item:nth-child(1) { width: 100%; }
.preview-item:nth-child(2) { width: 80%; }
.preview-item:nth-child(3) { width: 90%; }

/* Online Service Section */
.online-service {
    background: var(--bg-darker);
}

.service-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.service-item {
    text-align: center;
    padding: 2rem;
    background: var(--bg-card);
    border-radius: 16px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.service-item:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

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

.service-item p {
    color: var(--text-secondary);
}

/* Why Online Section */
.why-online {
    background: var(--bg-dark);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.benefit-card {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    text-align: center;
    transition: all 0.3s ease;
}

.benefit-card:hover {
    transform: translateY(-5px);
    border-color: var(--secondary-color);
    box-shadow: 0 10px 30px rgba(255, 105, 180, 0.2);
}

.benefit-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.benefit-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.benefit-card p {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Advantages Section */
.advantages {
    background: var(--bg-darker);
}

.advantages-list {
    max-width: 900px;
    margin: 0 auto;
}

.advantage-item {
    display: flex;
    gap: 2rem;
    margin-bottom: 3rem;
    padding: 2rem;
    background: var(--bg-card);
    border-radius: 16px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.advantage-item:hover {
    transform: translateX(10px);
    border-color: var(--primary-color);
}

.advantage-number {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--gradient-1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    flex-shrink: 0;
}

.advantage-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.advantage-content p {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* How It Works Section */
.how-it-works {
    background: var(--bg-dark);
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.step-item {
    text-align: center;
    position: relative;
}

.step-number {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--gradient-1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    color: white;
    margin: 0 auto 1.5rem;
    box-shadow: 0 5px 20px rgba(0, 206, 209, 0.4);
}

.step-item h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.step-item p {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Special Offers Section */
.special-offers {
    background: var(--bg-darker);
    padding: 60px 0;
}

.offers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.offer-card {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    text-align: center;
    transition: all 0.3s ease;
}

.offer-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
    box-shadow: 0 10px 30px rgba(255, 215, 0, 0.2);
}

.offer-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.offer-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.offer-card p {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Apply Section */
.apply-section {
    background: var(--bg-dark);
    padding: 100px 0;
}

.apply-content {
    max-width: 700px;
    margin: 0 auto;
}

.apply-header {
    text-align: center;
    margin-bottom: 3rem;
}

.apply-form-container {
    background: var(--bg-card);
    padding: 3rem;
    border-radius: 16px;
    border: 1px solid var(--border-color);
}

.apply-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.form-group input,
.form-group textarea {
    padding: 12px 16px;
    background: var(--bg-darker);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: 'Poppins', sans-serif;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 206, 209, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-section-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 2rem 0 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--border-color);
}

.form-helper {
    color: var(--text-muted);
    font-size: 0.85rem;
    font-style: italic;
    margin-top: 0.25rem;
}

/* Tag System */
.tags-container {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 0.75rem;
}

.tag {
    padding: 0.5rem 1rem;
    background: var(--bg-darker);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
    user-select: none;
}

.tag:hover {
    border-color: var(--primary-color);
    color: var(--text-primary);
    transform: translateY(-2px);
}

.tag.selected {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

.selected-tags {
    margin-top: 1rem;
    padding: 1rem;
    background: var(--bg-darker);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.selected-tags-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.selected-tags-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.selected-tag-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.8rem;
    background: var(--primary-color);
    border-radius: 15px;
    color: white;
    font-size: 0.85rem;
}

.tag-remove {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1rem;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s ease;
}

.tag-remove:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* File Input Styling */
.form-group input[type="file"] {
    padding: 8px;
    background: var(--bg-darker);
    border: 1px dashed var(--border-color);
    border-radius: 8px;
    color: var(--text-secondary);
    cursor: pointer;
}

.form-group input[type="file"]:hover {
    border-color: var(--primary-color);
}

/* Responsive Form */
@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .tags-container {
        gap: 0.5rem;
    }
    
    .tag {
        font-size: 0.85rem;
        padding: 0.4rem 0.8rem;
    }
}

.form-note {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

.checkbox-group {
    flex-direction: row;
    align-items: flex-start;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    cursor: pointer;
    color: var(--text-secondary);
}

.checkbox-label input[type="checkbox"] {
    margin-top: 4px;
    cursor: pointer;
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.success-message {
    text-align: center;
    padding: 3rem;
    background: var(--bg-card);
    border-radius: 16px;
    border: 2px solid var(--primary-color);
}

.success-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--gradient-1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: white;
    margin: 0 auto 1.5rem;
}

.success-message h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.success-message p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.success-note {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Warning Section */
.warning-section {
    background: var(--bg-darker);
    padding: 60px 0;
}

.warning-box {
    background: rgba(255, 193, 7, 0.1);
    border: 2px solid rgba(255, 193, 7, 0.3);
    border-radius: 16px;
    padding: 2rem;
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
    max-width: 900px;
    margin: 0 auto;
}

.warning-icon {
    font-size: 2.5rem;
    flex-shrink: 0;
}

.warning-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.warning-content p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 0.5rem;
}

.warning-content a {
    color: var(--primary-color);
    text-decoration: none;
}

.warning-content a:hover {
    text-decoration: underline;
}

/* Footer */
.footer {
    background: var(--bg-darker);
    padding: 60px 0 30px;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.footer-section p {
    color: var(--text-secondary);
    line-height: 1.8;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--bg-dark);
        flex-direction: column;
        padding: 2rem;
        transition: left 0.3s ease;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .hero-stats {
        gap: 2rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .profile-content {
        grid-template-columns: 1fr;
    }

    .advantage-item {
        flex-direction: column;
        text-align: center;
    }

    .advantage-number {
        margin: 0 auto;
    }

    .apply-form-container {
        padding: 2rem;
    }

    .features-grid,
    .benefits-grid,
    .service-features {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .stat-number {
        font-size: 2rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .btn-large {
        padding: 14px 24px;
        font-size: 1rem;
    }
}