.upload-container {
    margin: 2rem 0;
    text-align: center;
}

.upload-area {
    background: var(--bg-white);
    border: 4px dashed var(--border-dark);
    border-radius: 2rem;
    padding: 5rem 2rem;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    box-shadow: var(--shadow-pop);
}

.upload-area.drag-over {
    border-style: solid;
    border-color: var(--border-dark);
    background: var(--brand-yellow);
    transform: scale(1.02) translateY(-5px);
    box-shadow: 12px 12px 0px 0px var(--border-dark);
}

.upload-icon {
    font-size: 4rem;
    color: var(--text-dark);
    transition: transform 0.3s ease;
}

.upload-area.drag-over .upload-icon {
    transform: translateY(-10px) rotate(5deg);
}

.upload-area p {
    margin: 0;
    color: var(--text-muted);
    font-weight: 700;
}

.upload-area strong {
    color: var(--text-dark);
    font-size: 1.5rem;
    font-weight: 900;
}

.btn-container {
    margin-top: 3rem;
    display: flex;
    justify-content: center;
}

.btn {
    background: var(--brand-yellow);
    color: var(--text-dark);
    border: 4px solid var(--border-dark);
    padding: 1.25rem 3rem;
    border-radius: 2rem;
    font-size: 1.1rem;
    font-weight: 900;
    cursor: pointer;
    display: none;
    transition: all 0.2s;
    box-shadow: var(--shadow-pop);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.btn:not(:disabled):hover {
    transform: translate(-2px, -2px);
    box-shadow: 12px 12px 0px 0px var(--border-dark);
}

.btn:active {
    transform: translate(2px, 2px);
    box-shadow: 4px 4px 0px 0px var(--border-dark);
}

.btn:disabled {
    background: #e2e8f0;
    color: #94a3b8;
    border-color: #cbd5e1;
    cursor: not-allowed;
    box-shadow: none;
}

#status {
    margin-top: 3rem;
    padding: 2rem;
    border-radius: 1.5rem;
    background: #f8fafc;
    font-family: 'Fira Code', monospace;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-dark);
    display: none;
    border: 4px solid var(--border-dark);
    box-shadow: 4px 4px 0px 0px var(--border-dark);
    text-align: left;
    white-space: pre-wrap;
    word-break: break-all;
}

#status:not(:empty) {
    display: block;
}

.error {
    background: #fff1f2 !important;
    border-color: #f43f5e !important;
    color: #e11d48 !important;
}

.success {
    background: #f0fdf4 !important;
    border-color: #22c55e !important;
    color: #16a34a !important;
}