/* Variables */
:root {
    --primary: #2962ff;
    --success: #00c853;
    --dark: #212121;
    --light: #f5f5f5;
    --border-radius: 12px;
}
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    min-height: 100vh;
    padding: 2rem;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    background: white;
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: 0 8px 30px rgba(0,0,0,0.1);
}

header {
    text-align: center;
    margin-bottom: 2rem;
}

header h1 {
    color: var(--dark);
    font-weight: 700;
    margin-bottom: 0.5rem;
}

header p {
    color: #616161;
    font-size: 0.9rem;
}

.converter-section {
    display: grid;
    gap: 2rem;
}

/* Drag and Drop Area */
.drop-area {
    background: var(--light);
    border: 2px dashed var(--primary);
    border-radius: var(--border-radius);
    padding: 3rem 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.drop-area:hover {
    transform: scale(1.02);
    border-color: var(--success);
}

.drop-area.dragover {
    border-color: var(--success);
    background: #e8f5e9;
}

.drop-icon svg {
    width: 48px;
    height: 48px;
    fill: var(--primary);
    margin-bottom: 1rem;
}

.drop-area p {
    color: var(--dark);
    font-weight: 500;
}

.hint {
    color: #9e9e9e;
    font-size: 0.8rem;
    margin-top: 0.5rem;
}

.file-input {
    display: none;
}

/* Result Section */
.result {
    display: none;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.preview-container {
    width: 100%;
    max-width: 600px;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.preview {
    width: 100%;
    height: auto;
    display: block;
}

.download-btn {
    background: var(--success);
    color: white;
    padding: 1rem 2rem;
    border-radius: 25px;
    font-weight: 500;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    margin: 0 auto;
}

.download-btn:hover {
    background: #00a14b;
    transform: translateY(-2px);
}

.download-btn svg {
    width: 20px;
    height: 20px;
    fill: white;
}

/* Responsive */
@media (max-width: 768px) {
    .converter-section {
        grid-template-columns: 1fr;
    }
    
    .drop-area {
        padding: 2rem;
    }
    
    .download-btn {
        width: 100%;
        padding: 1rem;
    }
}

/* Tambahkan di bagian bawah file CSS */
.download-btn {
    white-space: nowrap;
    padding: 1rem 2.5rem !important;
}

@media (max-width: 768px) {
    .download-btn {
        font-size: 0.9rem;
        padding: 0.8rem 1.5rem !important;
    }
}