@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;500;600;700&family=Poppins:wght@300;400;500;600&display=swap');

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

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: #1a1a1a;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.landing-container {
    max-width: 900px;
    width: 100%;
    background: white;
    border-radius: 10px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    overflow: hidden;
}

.landing-header {
    background: linear-gradient(135deg, #000000 0%, #1a1a1a 100%);
    color: white;
    padding: 60px 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.landing-header::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(
        90deg,
        transparent,
        transparent 100px,
        rgba(255,255,255,0.02) 100px,
        rgba(255,255,255,0.02) 200px
    );
}

.landing-header h1 {
    font-family: 'Montserrat', sans-serif;
    font-size: 36px;
    font-weight: 200;
    letter-spacing: -1px;
    margin-bottom: 10px;
    position: relative;
    z-index: 1;
}

.landing-header h1 strong {
    font-weight: 600;
}

.landing-header p {
    font-size: 14px;
    color: rgba(255,255,255,0.8);
    letter-spacing: 2px;
    text-transform: uppercase;
    position: relative;
    z-index: 1;
}

.landing-content {
    padding: 50px 40px;
}

.language-switcher {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 10px;
    margin-bottom: 25px;
    font-size: 12px;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: #444;
}

.language-switcher label {
    font-weight: 600;
}

.language-switcher select {
    padding: 6px 10px;
    border: 1px solid #d1d5db;
    border-radius: 4px;
    background: white;
    font-size: 12px;
    text-transform: uppercase;
    cursor: pointer;
}

.section {
    margin-bottom: 40px;
}

.section-title {
    font-family: 'Montserrat', sans-serif;
    font-size: 20px;
    font-weight: 600;
    color: #000;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.section-title::before {
    content: '';
    width: 4px;
    height: 24px;
    background: #667eea;
}

.file-upload-zone {
    border: 2px dashed #ddd;
    border-radius: 8px;
    padding: 40px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    background: #fafafa;
}

.file-upload-zone:hover {
    border-color: #667eea;
    background: #f0f4ff;
}

.file-upload-zone.active {
    border-color: #667eea;
    background: #f0f4ff;
}

.upload-icon {
    font-size: 48px;
    margin-bottom: 15px;
    color: #667eea;
}

.upload-text {
    font-size: 16px;
    color: #666;
    margin-bottom: 10px;
}

.upload-hint {
    font-size: 12px;
    color: #999;
}

#fileInput {
    display: none;
}

.file-selected {
    background: #e8f5e9;
    border: 1px solid #4caf50;
    padding: 15px;
    border-radius: 5px;
    display: none;
    align-items: center;
    gap: 10px;
    margin-top: 15px;
}

.file-selected.show {
    display: flex;
}

.file-icon {
    font-size: 24px;
}

.file-info {
    flex: 1;
}

.file-name {
    font-weight: 600;
    color: #2e7d32;
}

.file-size {
    font-size: 12px;
    color: #666;
}

.remove-file {
    background: transparent;
    border: none;
    color: #d32f2f;
    cursor: pointer;
    font-size: 20px;
    padding: 5px;
    transition: transform 0.2s ease;
}

.remove-file:hover {
    transform: scale(1.2);
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

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

.form-group label {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #666;
    margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-family: 'Poppins', sans-serif;
    font-size: 14px;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-group textarea {
    min-height: 100px;
    resize: vertical;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.action-buttons {
    display: flex;
    gap: 15px;
    justify-content: flex-end;
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid #eee;
}

.btn {
    padding: 15px 35px;
    border: none;
    border-radius: 5px;
    font-family: 'Montserrat', sans-serif;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-secondary {
    background: #f5f5f5;
    color: #666;
}

.btn-secondary:hover {
    background: #e0e0e0;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.6);
}

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

.info-box {
    background: #f0f7ff;
    border-left: 4px solid #2196f3;
    padding: 20px;
    margin-top: 30px;
    border-radius: 5px;
}

.info-box-title {
    font-weight: 600;
    color: #1976d2;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.info-box-content {
    font-size: 13px;
    color: #555;
    line-height: 1.6;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.landing-container {
    animation: fadeIn 0.5s ease;
}

/* Responsive */
@media (max-width: 768px) {
    .landing-header {
        padding: 40px 30px;
    }

    .landing-header h1 {
        font-size: 28px;
    }

    .landing-content {
        padding: 30px 20px;
    }

    .form-grid {
        grid-template-columns: 1fr;
    }

    .action-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }
}