/* FVEE Send Styles */

:root {
    --primary: #206fa0;
    --secondary: #6b9c33;
    --dark: #1a1a1a;
    --light: #f5f5f5;
    --white: #ffffff;
    --gray: #666666;
    --border: #e0e0e0;
    --success: #4caf50;
    --error: #f44336;
    --warning: #ff9800;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background: var(--light);
}

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

/* Header */
.header {
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    display: flex;
    align-items: center;
    font-size: 24px;
    font-weight: bold;
    color: var(--primary);
    gap: 10px;
}

.logo i {
    font-size: 28px;
}

.nav {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav a {
    color: var(--dark);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

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

/* Buttons */
.btn {
    padding: 12px 30px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: var(--white);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(32, 111, 160, 0.3);
}

.btn-secondary {
    background: var(--white);
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-secondary:hover {
    background: var(--primary);
    color: var(--white);
}

.btn-block {
    width: 100%;
    justify-content: center;
}

.btn-link {
    background: none;
    color: var(--primary);
    border: none;
    padding: 10px;
    text-decoration: underline;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: var(--white);
    padding: 60px 0;
    text-align: center;
}

.hero-content h1 {
    font-size: 48px;
    margin-bottom: 20px;
}

.hero-subtitle {
    font-size: 20px;
    margin-bottom: 40px;
    opacity: 0.9;
}

/* Upload Container */
.upload-container {
    background: var(--white);
    border-radius: 16px;
    padding: 40px;
    max-width: 800px;
    margin: 0 auto;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
}

.upload-area {
    border: 3px dashed var(--border);
    border-radius: 12px;
    padding: 60px 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
}

.upload-area:hover {
    border-color: var(--primary);
    background: #f0f8ff;
}

.upload-area.dragover {
    border-color: var(--secondary);
    background: #f0fff4;
}

.upload-icon {
    font-size: 64px;
    color: var(--primary);
    margin-bottom: 20px;
}

.upload-area h3 {
    color: var(--dark);
    margin-bottom: 10px;
}

.upload-area p {
    color: var(--gray);
}

.file-limit {
    margin-top: 20px;
    font-size: 14px;
    color: var(--gray);
}

/* File List */
.file-list {
    margin-top: 30px;
}

.file-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px;
    background: var(--light);
    border-radius: 8px;
    margin-bottom: 10px;
}

.file-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.file-icon {
    font-size: 32px;
    color: var(--primary);
}

.file-details h4 {
    margin-bottom: 5px;
}

.file-size {
    font-size: 14px;
    color: var(--gray);
}

.file-remove {
    background: var(--error);
    color: var(--white);
    border: none;
    padding: 8px 15px;
    border-radius: 5px;
    cursor: pointer;
}

/* Transfer Form */
.transfer-form {
    margin-top: 30px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--dark);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--border);
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.form-actions {
    display: flex;
    gap: 15px;
    justify-content: flex-end;
}

/* Progress */
.upload-progress {
    margin-top: 30px;
}

.progress-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
    font-weight: 600;
}

.progress-bar {
    height: 10px;
    background: var(--border);
    border-radius: 10px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary) 0%, var(--secondary) 100%);
    transition: width 0.3s;
    width: 0%;
}

/* Success */
.upload-success {
    text-align: center;
    margin-top: 30px;
}

.success-icon {
    font-size: 64px;
    color: var(--success);
    margin-bottom: 20px;
}

.upload-success h3 {
    margin-bottom: 10px;
}

.share-link {
    display: flex;
    gap: 10px;
    margin: 30px 0;
}

.share-link input {
    flex: 1;
    padding: 12px;
    border: 2px solid var(--border);
    border-radius: 8px;
    font-size: 16px;
}

/* Advertisement Slider */
.ads-section {
    padding: 40px 0;
    background: var(--white);
}

.ads-slider {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.ad-slide {
    display: none;
    position: relative;
}

.ad-slide.active {
    display: block;
    animation: fadeIn 0.5s;
}

.ad-slide img {
    width: 100%;
    height: auto;
    display: block;
}

.ad-slide a {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Features Section */
.features {
    padding: 80px 0;
    background: var(--white);
}

.section-title {
    text-align: center;
    font-size: 36px;
    margin-bottom: 60px;
    color: var(--dark);
}

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

.feature-card {
    text-align: center;
    padding: 40px 20px;
    border-radius: 12px;
    background: var(--light);
    transition: transform 0.3s;
}

.feature-card:hover {
    transform: translateY(-10px);
}

.feature-card i {
    font-size: 48px;
    color: var(--primary);
    margin-bottom: 20px;
}

.feature-card h3 {
    margin-bottom: 15px;
}

.feature-card p {
    color: var(--gray);
}

/* Pricing Section */
.pricing {
    padding: 80px 0;
    background: var(--light);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--white);
    border-radius: 12px;
    padding: 40px 30px;
    text-align: center;
    position: relative;
    transition: transform 0.3s;
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
}

.pricing-card.featured {
    border: 3px solid var(--primary);
    transform: scale(1.05);
}

.pricing-card .badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--secondary);
    color: var(--white);
    padding: 5px 20px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
}

.pricing-card h3 {
    font-size: 24px;
    margin-bottom: 20px;
}

.price {
    font-size: 48px;
    font-weight: bold;
    color: var(--primary);
    margin-bottom: 30px;
}

.price span {
    font-size: 16px;
    color: var(--gray);
}

.features-list {
    list-style: none;
    text-align: left;
    margin-bottom: 30px;
}

.features-list li {
    padding: 10px 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.features-list i {
    color: var(--success);
}

/* Footer */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    margin-bottom: 20px;
}

.footer-section a {
    display: block;
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    margin-bottom: 10px;
    transition: color 0.3s;
}

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

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.social-links a:hover {
    background: var(--primary);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.5);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.7);
    backdrop-filter: blur(5px);
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: var(--white);
    padding: 40px;
    border-radius: 12px;
    max-width: 500px;
    width: 90%;
    position: relative;
    animation: slideDown 0.3s;
}

@keyframes slideDown {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 28px;
    font-weight: bold;
    color: var(--gray);
    cursor: pointer;
    transition: color 0.3s;
}

.modal-close:hover {
    color: var(--dark);
}

.modal-content h2 {
    margin-bottom: 10px;
}

.modal-content > p {
    color: var(--gray);
    margin-bottom: 30px;
}

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

/* Responsive */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 32px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .nav {
        gap: 15px;
    }
    
    .nav a {
        display: none;
    }
    
    .upload-container {
        padding: 20px;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-card.featured {
        transform: scale(1);
    }
}